2452 lines
89 KiB
C++
2452 lines
89 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the plugins of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL21$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "qxcbwindow.h"
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#include <QtDebug>
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#include <QScreen>
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#include <QtGui/QIcon>
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#include <QtGui/QRegion>
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#include "qxcbintegration.h"
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#include "qxcbconnection.h"
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#include "qxcbscreen.h"
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#include "qxcbdrag.h"
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#include "qxcbkeyboard.h"
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#include "qxcbwmsupport.h"
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#include "qxcbimage.h"
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#include "qxcbnativeinterface.h"
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#include <qpa/qplatformintegration.h>
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#include <algorithm>
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// FIXME This workaround can be removed for xcb-icccm > 3.8
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#define class class_name
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#include <xcb/xcb_icccm.h>
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#undef class
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#include <xcb/xfixes.h>
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#include <xcb/shape.h>
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// xcb-icccm 3.8 support
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#ifdef XCB_ICCCM_NUM_WM_SIZE_HINTS_ELEMENTS
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#define xcb_get_wm_hints_reply xcb_icccm_get_wm_hints_reply
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#define xcb_get_wm_hints xcb_icccm_get_wm_hints
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#define xcb_get_wm_hints_unchecked xcb_icccm_get_wm_hints_unchecked
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#define xcb_set_wm_hints xcb_icccm_set_wm_hints
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#define xcb_set_wm_normal_hints xcb_icccm_set_wm_normal_hints
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#define xcb_size_hints_set_base_size xcb_icccm_size_hints_set_base_size
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#define xcb_size_hints_set_max_size xcb_icccm_size_hints_set_max_size
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#define xcb_size_hints_set_min_size xcb_icccm_size_hints_set_min_size
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#define xcb_size_hints_set_position xcb_icccm_size_hints_set_position
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#define xcb_size_hints_set_resize_inc xcb_icccm_size_hints_set_resize_inc
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#define xcb_size_hints_set_size xcb_icccm_size_hints_set_size
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#define xcb_size_hints_set_win_gravity xcb_icccm_size_hints_set_win_gravity
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#define xcb_wm_hints_set_iconic xcb_icccm_wm_hints_set_iconic
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#define xcb_wm_hints_set_normal xcb_icccm_wm_hints_set_normal
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#define xcb_wm_hints_set_input xcb_icccm_wm_hints_set_input
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#define xcb_wm_hints_t xcb_icccm_wm_hints_t
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#define XCB_WM_STATE_ICONIC XCB_ICCCM_WM_STATE_ICONIC
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#define XCB_WM_STATE_WITHDRAWN XCB_ICCCM_WM_STATE_WITHDRAWN
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#endif
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#include <private/qguiapplication_p.h>
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#include <private/qwindow_p.h>
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#include <qpa/qplatformbackingstore.h>
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#include <qpa/qwindowsysteminterface.h>
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#include <stdio.h>
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#ifdef XCB_USE_XLIB
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#endif
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#if defined(XCB_USE_XINPUT2)
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#include <X11/extensions/XInput2.h>
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#endif
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#define XCOORD_MAX 16383
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enum {
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defaultWindowWidth = 160,
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defaultWindowHeight = 160
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};
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//#ifdef NET_WM_STATE_DEBUG
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QT_BEGIN_NAMESPACE
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#undef FocusIn
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enum QX11EmbedFocusInDetail {
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XEMBED_FOCUS_CURRENT = 0,
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XEMBED_FOCUS_FIRST = 1,
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XEMBED_FOCUS_LAST = 2
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};
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enum QX11EmbedInfoFlags {
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XEMBED_MAPPED = (1 << 0),
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};
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enum QX11EmbedMessageType {
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XEMBED_EMBEDDED_NOTIFY = 0,
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XEMBED_WINDOW_ACTIVATE = 1,
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XEMBED_WINDOW_DEACTIVATE = 2,
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XEMBED_REQUEST_FOCUS = 3,
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XEMBED_FOCUS_IN = 4,
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XEMBED_FOCUS_OUT = 5,
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XEMBED_FOCUS_NEXT = 6,
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XEMBED_FOCUS_PREV = 7,
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XEMBED_MODALITY_ON = 10,
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XEMBED_MODALITY_OFF = 11,
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XEMBED_REGISTER_ACCELERATOR = 12,
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XEMBED_UNREGISTER_ACCELERATOR = 13,
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XEMBED_ACTIVATE_ACCELERATOR = 14
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};
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const quint32 XEMBED_VERSION = 0;
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static inline QRect mapToNative(const QRect &qtRect, int dpr)
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{
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return QRect(qtRect.x() * dpr, qtRect.y() * dpr, qtRect.width() * dpr, qtRect.height() * dpr);
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}
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// When mapping expose events to Qt rects: round top/left towards the origin and
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// bottom/right away from the origin, making sure that we cover the whole widget
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static inline QPoint dpr_floor(const QPoint &p, int dpr)
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{
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return QPoint(p.x()/dpr, p.y()/dpr);
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}
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static inline QPoint dpr_ceil(const QPoint &p, int dpr)
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{
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return QPoint((p.x() + dpr - 1) / dpr, (p.y() + dpr - 1) / dpr);
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}
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static inline QRect mapExposeFromNative(const QRect &xRect, int dpr)
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{
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return QRect(dpr_floor(xRect.topLeft(), dpr), dpr_ceil(xRect.bottomRight(), dpr));
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}
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static inline QRect mapGeometryFromNative(const QRect &xRect, int dpr)
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{
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return QRect(xRect.topLeft() / dpr, xRect.bottomRight() / dpr);
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}
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// Returns \c true if we should set WM_TRANSIENT_FOR on \a w
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static inline bool isTransient(const QWindow *w)
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{
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return w->type() == Qt::Dialog
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|| w->type() == Qt::Sheet
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|| w->type() == Qt::Tool
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|| w->type() == Qt::SplashScreen
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|| w->type() == Qt::ToolTip
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|| w->type() == Qt::Drawer
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|| w->type() == Qt::Popup;
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}
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static inline QImage::Format imageFormatForVisual(int depth, quint32 red_mask, quint32 blue_mask)
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{
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switch (depth) {
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case 32:
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if (blue_mask == 0xff)
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return QImage::Format_ARGB32_Premultiplied;
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if (red_mask == 0x3ff)
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return QImage::Format_A2BGR30_Premultiplied;
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if (blue_mask == 0x3ff)
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return QImage::Format_A2RGB30_Premultiplied;
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break;
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case 30:
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if (red_mask == 0x3ff)
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return QImage::Format_BGR30;
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if (blue_mask == 0x3ff)
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return QImage::Format_RGB30;
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break;
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case 24:
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if (blue_mask == 0xff)
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return QImage::Format_RGB32;
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break;
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case 16:
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if (blue_mask == 0x1f)
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return QImage::Format_RGB16;
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break;
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default:
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break;
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}
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qWarning("Unsupported screen format: depth: %d, red_mask: %x, blue_mask: %x", depth, red_mask, blue_mask);
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switch (depth) {
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case 24:
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qWarning("Using RGB32 fallback, if this works your X11 server is reporting a bad screen format.");
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return QImage::Format_RGB32;
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case 16:
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qWarning("Using RGB16 fallback, if this works your X11 server is reporting a bad screen format.");
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return QImage::Format_RGB16;
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default:
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break;
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}
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return QImage::Format_Invalid;
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}
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static inline bool positionIncludesFrame(QWindow *w)
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{
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return qt_window_private(w)->positionPolicy == QWindowPrivate::WindowFrameInclusive;
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}
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static const char *wm_window_type_property_id = "_q_xcb_wm_window_type";
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QXcbWindow::QXcbWindow(QWindow *window)
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: QPlatformWindow(window)
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, m_window(0)
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, m_syncCounter(0)
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, m_gravity(XCB_GRAVITY_STATIC)
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, m_mapped(false)
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, m_transparent(false)
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, m_usingSyncProtocol(false)
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, m_deferredActivation(false)
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, m_embedded(false)
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, m_alertState(false)
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, m_netWmUserTimeWindow(XCB_NONE)
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, m_dirtyFrameMargins(false)
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, m_lastWindowStateEvent(-1)
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, m_syncState(NoSyncNeeded)
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, m_pendingSyncRequest(0)
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{
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setConnection(xcbScreen()->connection());
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}
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#ifdef Q_COMPILER_CLASS_ENUM
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enum : quint32 {
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#else
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enum {
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#endif
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baseEventMask
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= XCB_EVENT_MASK_EXPOSURE | XCB_EVENT_MASK_STRUCTURE_NOTIFY
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| XCB_EVENT_MASK_PROPERTY_CHANGE | XCB_EVENT_MASK_FOCUS_CHANGE,
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defaultEventMask = baseEventMask
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| XCB_EVENT_MASK_KEY_PRESS | XCB_EVENT_MASK_KEY_RELEASE
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| XCB_EVENT_MASK_BUTTON_PRESS | XCB_EVENT_MASK_BUTTON_RELEASE
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| XCB_EVENT_MASK_BUTTON_MOTION | XCB_EVENT_MASK_ENTER_WINDOW | XCB_EVENT_MASK_LEAVE_WINDOW
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| XCB_EVENT_MASK_POINTER_MOTION,
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transparentForInputEventMask = baseEventMask
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| XCB_EVENT_MASK_VISIBILITY_CHANGE | XCB_EVENT_MASK_RESIZE_REDIRECT
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| XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT
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| XCB_EVENT_MASK_COLOR_MAP_CHANGE | XCB_EVENT_MASK_OWNER_GRAB_BUTTON
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};
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void QXcbWindow::create()
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{
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if (window()->type() == Qt::ForeignWindow) {
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m_window = window()->winId();
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return;
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}
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destroy();
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m_deferredExpose = false;
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m_configureNotifyPending = true;
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m_windowState = Qt::WindowNoState;
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Qt::WindowType type = window()->type();
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QXcbScreen *platformScreen = xcbScreen();
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if (type == Qt::Desktop) {
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m_window = platformScreen->root();
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m_depth = platformScreen->screen()->root_depth;
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m_visualId = platformScreen->screen()->root_visual;
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const xcb_visualtype_t *visual = platformScreen->visualForId(m_visualId);
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m_imageFormat = imageFormatForVisual(m_depth, visual->red_mask, visual->blue_mask);
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connection()->addWindowEventListener(m_window, this);
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return;
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}
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// Determine gravity from initial position. Do not change
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// later as it will cause the window to move uncontrollably.
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m_gravity = positionIncludesFrame(window()) ?
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XCB_GRAVITY_NORTH_WEST : XCB_GRAVITY_STATIC;
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const quint32 mask = XCB_CW_BACK_PIXMAP | XCB_CW_OVERRIDE_REDIRECT | XCB_CW_SAVE_UNDER | XCB_CW_EVENT_MASK;
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const quint32 values[] = {
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// XCB_CW_BACK_PIXMAP
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XCB_NONE,
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// XCB_CW_OVERRIDE_REDIRECT
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type == Qt::Popup || type == Qt::ToolTip || (window()->flags() & Qt::BypassWindowManagerHint),
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// XCB_CW_SAVE_UNDER
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type == Qt::Popup || type == Qt::Tool || type == Qt::SplashScreen || type == Qt::ToolTip || type == Qt::Drawer,
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// XCB_CW_EVENT_MASK
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defaultEventMask
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};
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// Parameters to XCreateWindow() are frame corner + inner size.
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// This fits in case position policy is frame inclusive. There is
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// currently no way to implement it for frame-exclusive geometries.
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QRect rect = window()->geometry();
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QPlatformWindow::setGeometry(rect);
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QXcbScreen *currentScreen = xcbScreen();
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QPlatformScreen *newScreen = screenForGeometry(rect);
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if (newScreen != currentScreen)
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QWindowSystemInterface::handleWindowScreenChanged(window(), newScreen->screen());
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const int dpr = int(devicePixelRatio());
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QSize minimumSize = window()->minimumSize();
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if (rect.width() > 0 || rect.height() > 0) {
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rect.setWidth(qBound(1, rect.width(), XCOORD_MAX/dpr));
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rect.setHeight(qBound(1, rect.height(), XCOORD_MAX/dpr));
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} else if (minimumSize.width() > 0 || minimumSize.height() > 0) {
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rect.setSize(minimumSize);
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} else {
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rect.setWidth(defaultWindowWidth);
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rect.setHeight(defaultWindowHeight);
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}
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xcb_window_t xcb_parent_id = platformScreen->root();
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if (parent()) {
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xcb_parent_id = static_cast<QXcbWindow *>(parent())->xcb_window();
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m_embedded = parent()->window()->type() == Qt::ForeignWindow;
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QSurfaceFormat parentFormat = parent()->window()->requestedFormat();
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if (window()->surfaceType() != QSurface::OpenGLSurface && parentFormat.hasAlpha()) {
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window()->setFormat(parentFormat);
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}
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}
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resolveFormat();
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#ifdef XCB_USE_XLIB
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if (QGuiApplicationPrivate::platformIntegration()->hasCapability(QPlatformIntegration::OpenGL)) {
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XVisualInfo *visualInfo = static_cast<XVisualInfo *>(createVisual());
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if (!visualInfo && window()->surfaceType() == QSurface::OpenGLSurface)
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qFatal("Could not initialize OpenGL");
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if (!visualInfo && window()->surfaceType() == QSurface::RasterGLSurface) {
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qWarning("Could not initialize OpenGL for RasterGLSurface, reverting to RasterSurface.");
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window()->setSurfaceType(QSurface::RasterSurface);
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}
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if (visualInfo) {
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m_depth = visualInfo->depth;
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m_imageFormat = imageFormatForVisual(visualInfo->depth, visualInfo->red_mask, visualInfo->blue_mask);
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Colormap cmap = XCreateColormap(DISPLAY_FROM_XCB(this), xcb_parent_id, visualInfo->visual, AllocNone);
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XSetWindowAttributes a;
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a.background_pixel = WhitePixel(DISPLAY_FROM_XCB(this), platformScreen->screenNumber());
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a.border_pixel = BlackPixel(DISPLAY_FROM_XCB(this), platformScreen->screenNumber());
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a.colormap = cmap;
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m_visualId = visualInfo->visualid;
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const QRect xRect = mapToNative(rect, dpr);
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m_window = XCreateWindow(DISPLAY_FROM_XCB(this), xcb_parent_id, xRect.x(), xRect.y(), xRect.width(), xRect.height(),
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0, visualInfo->depth, InputOutput, visualInfo->visual,
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CWBackPixel|CWBorderPixel|CWColormap, &a);
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XFree(visualInfo);
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}
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}
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#endif
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if (!m_window)
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{
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m_window = xcb_generate_id(xcb_connection());
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m_visualId = platformScreen->screen()->root_visual;
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m_depth = platformScreen->screen()->root_depth;
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uint32_t mask = 0;
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uint32_t values[3];
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if (m_format.alphaBufferSize() == 8) {
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xcb_depth_iterator_t depthIter = xcb_screen_allowed_depths_iterator(platformScreen->screen());
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while (depthIter.rem) {
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if (depthIter.data->depth == 32) {
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xcb_visualtype_iterator_t visualIter = xcb_depth_visuals_iterator(depthIter.data);
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if (visualIter.rem) {
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m_visualId = visualIter.data->visual_id;
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m_depth = 32;
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uint32_t colormap = xcb_generate_id(xcb_connection());
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xcb_create_colormap(xcb_connection(), XCB_COLORMAP_ALLOC_NONE, colormap,
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xcb_parent_id, m_visualId);
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mask |= XCB_CW_BACK_PIXEL | XCB_CW_BORDER_PIXEL | XCB_CW_COLORMAP;
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values[0] = platformScreen->screen()->white_pixel;
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values[1] = platformScreen->screen()->black_pixel;
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values[2] = colormap;
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break;
|
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}
|
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}
|
|
xcb_depth_next(&depthIter);
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}
|
|
}
|
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|
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const xcb_visualtype_t *visual = platformScreen->visualForId(m_visualId);
|
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m_imageFormat = imageFormatForVisual(m_depth, visual->red_mask, visual->blue_mask);
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Q_XCB_CALL(xcb_create_window(xcb_connection(),
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m_depth,
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m_window, // window id
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xcb_parent_id, // parent window id
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rect.x(),
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rect.y(),
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rect.width(),
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rect.height(),
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0, // border width
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XCB_WINDOW_CLASS_INPUT_OUTPUT, // window class
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m_visualId, // visual
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mask,
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values));
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}
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|
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connection()->addWindowEventListener(m_window, this);
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|
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Q_XCB_CALL(xcb_change_window_attributes(xcb_connection(), m_window, mask, values));
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|
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propagateSizeHints();
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|
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xcb_atom_t properties[5];
|
|
int propertyCount = 0;
|
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properties[propertyCount++] = atom(QXcbAtom::WM_DELETE_WINDOW);
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properties[propertyCount++] = atom(QXcbAtom::WM_TAKE_FOCUS);
|
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properties[propertyCount++] = atom(QXcbAtom::_NET_WM_PING);
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|
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if (platformScreen->syncRequestSupported())
|
|
m_usingSyncProtocol = supportsSyncProtocol();
|
|
else
|
|
m_usingSyncProtocol = false;
|
|
|
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if (m_usingSyncProtocol)
|
|
properties[propertyCount++] = atom(QXcbAtom::_NET_WM_SYNC_REQUEST);
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|
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if (window()->flags() & Qt::WindowContextHelpButtonHint)
|
|
properties[propertyCount++] = atom(QXcbAtom::_NET_WM_CONTEXT_HELP);
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|
|
|
Q_XCB_CALL(xcb_change_property(xcb_connection(),
|
|
XCB_PROP_MODE_REPLACE,
|
|
m_window,
|
|
atom(QXcbAtom::WM_PROTOCOLS),
|
|
XCB_ATOM_ATOM,
|
|
32,
|
|
propertyCount,
|
|
properties));
|
|
m_syncValue.hi = 0;
|
|
m_syncValue.lo = 0;
|
|
|
|
const QByteArray wmClass = QXcbIntegration::instance()->wmClass();
|
|
if (!wmClass.isEmpty()) {
|
|
Q_XCB_CALL(xcb_change_property(xcb_connection(), XCB_PROP_MODE_REPLACE,
|
|
m_window, atom(QXcbAtom::WM_CLASS),
|
|
XCB_ATOM_STRING, 8, wmClass.size(), wmClass.constData()));
|
|
}
|
|
|
|
if (m_usingSyncProtocol) {
|
|
m_syncCounter = xcb_generate_id(xcb_connection());
|
|
Q_XCB_CALL(xcb_sync_create_counter(xcb_connection(), m_syncCounter, m_syncValue));
|
|
|
|
Q_XCB_CALL(xcb_change_property(xcb_connection(),
|
|
XCB_PROP_MODE_REPLACE,
|
|
m_window,
|
|
atom(QXcbAtom::_NET_WM_SYNC_REQUEST_COUNTER),
|
|
XCB_ATOM_CARDINAL,
|
|
32,
|
|
1,
|
|
&m_syncCounter));
|
|
}
|
|
|
|
// set the PID to let the WM kill the application if unresponsive
|
|
quint32 pid = getpid();
|
|
Q_XCB_CALL(xcb_change_property(xcb_connection(), XCB_PROP_MODE_REPLACE, m_window,
|
|
atom(QXcbAtom::_NET_WM_PID), XCB_ATOM_CARDINAL, 32,
|
|
1, &pid));
|
|
|
|
xcb_wm_hints_t hints;
|
|
memset(&hints, 0, sizeof(hints));
|
|
xcb_wm_hints_set_normal(&hints);
|
|
|
|
xcb_wm_hints_set_input(&hints, !(window()->flags() & Qt::WindowDoesNotAcceptFocus));
|
|
|
|
xcb_set_wm_hints(xcb_connection(), m_window, &hints);
|
|
|
|
xcb_window_t leader = platformScreen->clientLeader();
|
|
Q_XCB_CALL(xcb_change_property(xcb_connection(), XCB_PROP_MODE_REPLACE, m_window,
|
|
atom(QXcbAtom::WM_CLIENT_LEADER), XCB_ATOM_WINDOW, 32,
|
|
1, &leader));
|
|
|
|
/* Add XEMBED info; this operation doesn't initiate the embedding. */
|
|
quint32 data[] = { XEMBED_VERSION, XEMBED_MAPPED };
|
|
Q_XCB_CALL(xcb_change_property(xcb_connection(), XCB_PROP_MODE_REPLACE, m_window,
|
|
atom(QXcbAtom::_XEMBED_INFO),
|
|
atom(QXcbAtom::_XEMBED_INFO),
|
|
32, 2, (void *)data));
|
|
|
|
|
|
#if defined(XCB_USE_XINPUT2)
|
|
connection()->xi2Select(m_window);
|
|
#endif
|
|
|
|
setWindowState(window()->windowState());
|
|
setWindowFlags(window()->flags());
|
|
setWindowTitle(window()->title());
|
|
|
|
if (window()->flags() & Qt::WindowTransparentForInput)
|
|
setTransparentForMouseEvents(true);
|
|
|
|
#ifdef XCB_USE_XLIB
|
|
// force sync to read outstanding requests - see QTBUG-29106
|
|
XSync(DISPLAY_FROM_XCB(platformScreen), false);
|
|
#endif
|
|
|
|
#ifndef QT_NO_DRAGANDDROP
|
|
connection()->drag()->dndEnable(this, true);
|
|
#endif
|
|
|
|
const qreal opacity = qt_window_private(window())->opacity;
|
|
if (!qFuzzyCompare(opacity, qreal(1.0)))
|
|
setOpacity(opacity);
|
|
if (window()->isTopLevel())
|
|
setWindowIcon(window()->icon());
|
|
}
|
|
|
|
QXcbWindow::~QXcbWindow()
|
|
{
|
|
if (window()->type() != Qt::ForeignWindow)
|
|
destroy();
|
|
}
|
|
|
|
void QXcbWindow::destroy()
|
|
{
|
|
if (connection()->focusWindow() == this)
|
|
doFocusOut();
|
|
|
|
if (m_syncCounter && m_usingSyncProtocol)
|
|
Q_XCB_CALL(xcb_sync_destroy_counter(xcb_connection(), m_syncCounter));
|
|
if (m_window) {
|
|
if (m_netWmUserTimeWindow) {
|
|
xcb_delete_property(xcb_connection(), m_window, atom(QXcbAtom::_NET_WM_USER_TIME_WINDOW));
|
|
// Some window managers, like metacity, do XSelectInput on the _NET_WM_USER_TIME_WINDOW window,
|
|
// without trapping BadWindow (which crashes when the user time window is destroyed).
|
|
connection()->sync();
|
|
xcb_destroy_window(xcb_connection(), m_netWmUserTimeWindow);
|
|
m_netWmUserTimeWindow = XCB_NONE;
|
|
}
|
|
connection()->removeWindowEventListener(m_window);
|
|
Q_XCB_CALL(xcb_destroy_window(xcb_connection(), m_window));
|
|
m_window = 0;
|
|
}
|
|
m_mapped = false;
|
|
|
|
if (m_pendingSyncRequest)
|
|
m_pendingSyncRequest->invalidate();
|
|
}
|
|
|
|
void QXcbWindow::maybeSetScreen(QXcbScreen *screen)
|
|
{
|
|
if (!window()->screen() && screen->geometry().contains(geometry().topLeft() * int(devicePixelRatio()))) {
|
|
QWindowSystemInterface::handleWindowScreenChanged(window(), static_cast<QPlatformScreen *>(screen)->screen());
|
|
QWindowSystemInterface::handleExposeEvent(window(), QRegion(QRect(QPoint(0, 0), window()->size())));
|
|
}
|
|
}
|
|
|
|
void QXcbWindow::setGeometry(const QRect &rect)
|
|
{
|
|
QPlatformWindow::setGeometry(rect);
|
|
|
|
propagateSizeHints();
|
|
|
|
QXcbScreen *currentScreen = xcbScreen();
|
|
QPlatformScreen *newScreen = screenForGeometry(rect);
|
|
if (!newScreen)
|
|
newScreen = currentScreen;
|
|
|
|
const QRect xRect = mapToNative(rect, int(newScreen->devicePixelRatio()));
|
|
const QRect wmGeometry = windowToWmGeometry(xRect);
|
|
|
|
|
|
if (newScreen != currentScreen)
|
|
QWindowSystemInterface::handleWindowScreenChanged(window(), newScreen->screen());
|
|
|
|
if (qt_window_private(window())->positionAutomatic) {
|
|
const quint32 mask = XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT;
|
|
const qint32 values[] = {
|
|
qBound<qint32>(1, wmGeometry.width(), XCOORD_MAX),
|
|
qBound<qint32>(1, wmGeometry.height(), XCOORD_MAX),
|
|
};
|
|
Q_XCB_CALL(xcb_configure_window(xcb_connection(), m_window, mask, reinterpret_cast<const quint32*>(values)));
|
|
} else {
|
|
const quint32 mask = XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y | XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT;
|
|
const qint32 values[] = {
|
|
qBound<qint32>(-XCOORD_MAX, wmGeometry.x(), XCOORD_MAX),
|
|
qBound<qint32>(-XCOORD_MAX, wmGeometry.y(), XCOORD_MAX),
|
|
qBound<qint32>(1, wmGeometry.width(), XCOORD_MAX),
|
|
qBound<qint32>(1, wmGeometry.height(), XCOORD_MAX),
|
|
};
|
|
Q_XCB_CALL(xcb_configure_window(xcb_connection(), m_window, mask, reinterpret_cast<const quint32*>(values)));
|
|
}
|
|
|
|
xcb_flush(xcb_connection());
|
|
}
|
|
|
|
QMargins QXcbWindow::frameMargins() const
|
|
{
|
|
if (m_dirtyFrameMargins) {
|
|
xcb_window_t window = m_window;
|
|
xcb_window_t parent = m_window;
|
|
|
|
bool foundRoot = false;
|
|
|
|
const QVector<xcb_window_t> &virtualRoots =
|
|
connection()->wmSupport()->virtualRoots();
|
|
|
|
while (!foundRoot) {
|
|
xcb_query_tree_cookie_t cookie = xcb_query_tree_unchecked(xcb_connection(), parent);
|
|
|
|
xcb_query_tree_reply_t *reply = xcb_query_tree_reply(xcb_connection(), cookie, NULL);
|
|
if (reply) {
|
|
if (reply->root == reply->parent || virtualRoots.indexOf(reply->parent) != -1 || reply->parent == XCB_WINDOW_NONE) {
|
|
foundRoot = true;
|
|
} else {
|
|
window = parent;
|
|
parent = reply->parent;
|
|
}
|
|
|
|
free(reply);
|
|
} else {
|
|
m_dirtyFrameMargins = false;
|
|
m_frameMargins = QMargins();
|
|
return m_frameMargins;
|
|
}
|
|
}
|
|
|
|
QPoint offset;
|
|
|
|
xcb_translate_coordinates_reply_t *reply =
|
|
xcb_translate_coordinates_reply(
|
|
xcb_connection(),
|
|
xcb_translate_coordinates(xcb_connection(), window, parent, 0, 0),
|
|
NULL);
|
|
|
|
if (reply) {
|
|
offset = QPoint(reply->dst_x, reply->dst_y);
|
|
free(reply);
|
|
}
|
|
|
|
xcb_get_geometry_reply_t *geom =
|
|
xcb_get_geometry_reply(
|
|
xcb_connection(),
|
|
xcb_get_geometry(xcb_connection(), parent),
|
|
NULL);
|
|
|
|
if (geom) {
|
|
// --
|
|
// add the border_width for the window managers frame... some window managers
|
|
// do not use a border_width of zero for their frames, and if we the left and
|
|
// top strut, we ensure that pos() is absolutely correct. frameGeometry()
|
|
// will still be incorrect though... perhaps i should have foffset as well, to
|
|
// indicate the frame offset (equal to the border_width on X).
|
|
// - Brad
|
|
// -- copied from qwidget_x11.cpp
|
|
|
|
int left = offset.x() + geom->border_width;
|
|
int top = offset.y() + geom->border_width;
|
|
int right = geom->width + geom->border_width - geometry().width() - offset.x();
|
|
int bottom = geom->height + geom->border_width - geometry().height() - offset.y();
|
|
|
|
m_frameMargins = QMargins(left, top, right, bottom);
|
|
|
|
free(geom);
|
|
}
|
|
|
|
m_dirtyFrameMargins = false;
|
|
}
|
|
|
|
return m_frameMargins;
|
|
}
|
|
|
|
void QXcbWindow::setVisible(bool visible)
|
|
{
|
|
if (visible)
|
|
show();
|
|
else
|
|
hide();
|
|
}
|
|
|
|
void QXcbWindow::show()
|
|
{
|
|
if (window()->isTopLevel()) {
|
|
xcb_get_property_cookie_t cookie = xcb_get_wm_hints_unchecked(xcb_connection(), m_window);
|
|
|
|
xcb_wm_hints_t hints;
|
|
xcb_get_wm_hints_reply(xcb_connection(), cookie, &hints, NULL);
|
|
|
|
if (window()->windowState() & Qt::WindowMinimized)
|
|
xcb_wm_hints_set_iconic(&hints);
|
|
else
|
|
xcb_wm_hints_set_normal(&hints);
|
|
|
|
xcb_wm_hints_set_input(&hints, !(window()->flags() & Qt::WindowDoesNotAcceptFocus));
|
|
|
|
xcb_set_wm_hints(xcb_connection(), m_window, &hints);
|
|
|
|
// update WM_NORMAL_HINTS
|
|
propagateSizeHints();
|
|
|
|
// update WM_TRANSIENT_FOR
|
|
const QWindow *tp = window()->transientParent();
|
|
if (isTransient(window()) || tp != 0) {
|
|
xcb_window_t transientXcbParent = 0;
|
|
if (tp && tp->handle())
|
|
transientXcbParent = static_cast<const QXcbWindow *>(tp->handle())->winId();
|
|
// Default to client leader if there is no transient parent, else modal dialogs can
|
|
// be hidden by their parents.
|
|
if (!transientXcbParent)
|
|
transientXcbParent = xcbScreen()->clientLeader();
|
|
if (transientXcbParent) { // ICCCM 4.1.2.6
|
|
Q_XCB_CALL(xcb_change_property(xcb_connection(), XCB_PROP_MODE_REPLACE, m_window,
|
|
XCB_ATOM_WM_TRANSIENT_FOR, XCB_ATOM_WINDOW, 32,
|
|
1, &transientXcbParent));
|
|
}
|
|
}
|
|
|
|
// update _MOTIF_WM_HINTS
|
|
updateMotifWmHintsBeforeMap();
|
|
|
|
// update _NET_WM_STATE
|
|
updateNetWmStateBeforeMap();
|
|
}
|
|
|
|
if (window()->metaObject()->indexOfProperty(wm_window_type_property_id) >= 0) {
|
|
QXcbWindowFunctions::WmWindowTypes wmWindowTypes(window()->property(wm_window_type_property_id).value<int>());
|
|
setWmWindowType(wmWindowTypes);
|
|
}
|
|
|
|
if (connection()->time() != XCB_TIME_CURRENT_TIME)
|
|
updateNetWmUserTime(connection()->time());
|
|
|
|
if (window()->objectName() == QLatin1String("QSystemTrayIconSysWindow"))
|
|
return; // defer showing until XEMBED_EMBEDDED_NOTIFY
|
|
|
|
Q_XCB_CALL(xcb_map_window(xcb_connection(), m_window));
|
|
|
|
if (QGuiApplication::modalWindow() == window())
|
|
requestActivateWindow();
|
|
|
|
xcbScreen()->windowShown(this);
|
|
|
|
connection()->sync();
|
|
}
|
|
|
|
void QXcbWindow::hide()
|
|
{
|
|
Q_XCB_CALL(xcb_unmap_window(xcb_connection(), m_window));
|
|
|
|
// send synthetic UnmapNotify event according to icccm 4.1.4
|
|
if (xcbScreen()) {
|
|
xcb_unmap_notify_event_t event;
|
|
event.response_type = XCB_UNMAP_NOTIFY;
|
|
event.event = xcbScreen()->root();
|
|
event.window = m_window;
|
|
event.from_configure = false;
|
|
Q_XCB_CALL(xcb_send_event(xcb_connection(), false, xcbScreen()->root(),
|
|
XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT, (const char *)&event));
|
|
}
|
|
|
|
xcb_flush(xcb_connection());
|
|
|
|
m_mapped = false;
|
|
}
|
|
|
|
static QWindow *tlWindow(QWindow *window)
|
|
{
|
|
if (window && window->parent())
|
|
return tlWindow(window->parent());
|
|
return window;
|
|
}
|
|
|
|
bool QXcbWindow::relayFocusToModalWindow() const
|
|
{
|
|
QWindow *w = tlWindow(static_cast<QWindowPrivate *>(QObjectPrivate::get(window()))->eventReceiver());
|
|
QWindow *modal_window = 0;
|
|
if (QGuiApplicationPrivate::instance()->isWindowBlocked(w,&modal_window) && modal_window != w) {
|
|
modal_window->requestActivate();
|
|
connection()->flush();
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void QXcbWindow::doFocusIn()
|
|
{
|
|
if (relayFocusToModalWindow())
|
|
return;
|
|
QWindow *w = static_cast<QWindowPrivate *>(QObjectPrivate::get(window()))->eventReceiver();
|
|
connection()->setFocusWindow(static_cast<QXcbWindow *>(w->handle()));
|
|
QWindowSystemInterface::handleWindowActivated(w, Qt::ActiveWindowFocusReason);
|
|
}
|
|
|
|
static bool focusInPeeker(QXcbConnection *connection, xcb_generic_event_t *event)
|
|
{
|
|
if (!event) {
|
|
// FocusIn event is not in the queue, proceed with FocusOut normally.
|
|
QWindowSystemInterface::handleWindowActivated(0, Qt::ActiveWindowFocusReason);
|
|
return true;
|
|
}
|
|
uint response_type = event->response_type & ~0x80;
|
|
if (response_type == XCB_FOCUS_IN)
|
|
return true;
|
|
|
|
/* We are also interested in XEMBED_FOCUS_IN events */
|
|
if (response_type == XCB_CLIENT_MESSAGE) {
|
|
xcb_client_message_event_t *cme = (xcb_client_message_event_t *)event;
|
|
if (cme->type == connection->atom(QXcbAtom::_XEMBED)
|
|
&& cme->data.data32[1] == XEMBED_FOCUS_IN)
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void QXcbWindow::doFocusOut()
|
|
{
|
|
if (relayFocusToModalWindow())
|
|
return;
|
|
connection()->setFocusWindow(0);
|
|
// Do not set the active window to 0 if there is a FocusIn coming.
|
|
// There is however no equivalent for XPutBackEvent so register a
|
|
// callback for QXcbConnection instead.
|
|
connection()->addPeekFunc(focusInPeeker);
|
|
}
|
|
|
|
struct QtMotifWmHints {
|
|
quint32 flags, functions, decorations;
|
|
qint32 input_mode;
|
|
quint32 status;
|
|
};
|
|
|
|
enum {
|
|
MWM_HINTS_FUNCTIONS = (1L << 0),
|
|
|
|
MWM_FUNC_ALL = (1L << 0),
|
|
MWM_FUNC_RESIZE = (1L << 1),
|
|
MWM_FUNC_MOVE = (1L << 2),
|
|
MWM_FUNC_MINIMIZE = (1L << 3),
|
|
MWM_FUNC_MAXIMIZE = (1L << 4),
|
|
MWM_FUNC_CLOSE = (1L << 5),
|
|
|
|
MWM_HINTS_DECORATIONS = (1L << 1),
|
|
|
|
MWM_DECOR_ALL = (1L << 0),
|
|
MWM_DECOR_BORDER = (1L << 1),
|
|
MWM_DECOR_RESIZEH = (1L << 2),
|
|
MWM_DECOR_TITLE = (1L << 3),
|
|
MWM_DECOR_MENU = (1L << 4),
|
|
MWM_DECOR_MINIMIZE = (1L << 5),
|
|
MWM_DECOR_MAXIMIZE = (1L << 6),
|
|
|
|
MWM_HINTS_INPUT_MODE = (1L << 2),
|
|
|
|
MWM_INPUT_MODELESS = 0L,
|
|
MWM_INPUT_PRIMARY_APPLICATION_MODAL = 1L,
|
|
MWM_INPUT_FULL_APPLICATION_MODAL = 3L
|
|
};
|
|
|
|
static QtMotifWmHints getMotifWmHints(QXcbConnection *c, xcb_window_t window)
|
|
{
|
|
QtMotifWmHints hints;
|
|
|
|
xcb_get_property_cookie_t get_cookie =
|
|
xcb_get_property_unchecked(c->xcb_connection(), 0, window, c->atom(QXcbAtom::_MOTIF_WM_HINTS),
|
|
c->atom(QXcbAtom::_MOTIF_WM_HINTS), 0, 20);
|
|
|
|
xcb_get_property_reply_t *reply =
|
|
xcb_get_property_reply(c->xcb_connection(), get_cookie, NULL);
|
|
|
|
if (reply && reply->format == 32 && reply->type == c->atom(QXcbAtom::_MOTIF_WM_HINTS)) {
|
|
hints = *((QtMotifWmHints *)xcb_get_property_value(reply));
|
|
} else {
|
|
hints.flags = 0L;
|
|
hints.functions = MWM_FUNC_ALL;
|
|
hints.decorations = MWM_DECOR_ALL;
|
|
hints.input_mode = 0L;
|
|
hints.status = 0L;
|
|
}
|
|
|
|
free(reply);
|
|
|
|
return hints;
|
|
}
|
|
|
|
static void setMotifWmHints(QXcbConnection *c, xcb_window_t window, const QtMotifWmHints &hints)
|
|
{
|
|
if (hints.flags != 0l) {
|
|
Q_XCB_CALL2(xcb_change_property(c->xcb_connection(),
|
|
XCB_PROP_MODE_REPLACE,
|
|
window,
|
|
c->atom(QXcbAtom::_MOTIF_WM_HINTS),
|
|
c->atom(QXcbAtom::_MOTIF_WM_HINTS),
|
|
32,
|
|
5,
|
|
&hints), c);
|
|
} else {
|
|
Q_XCB_CALL2(xcb_delete_property(c->xcb_connection(), window, c->atom(QXcbAtom::_MOTIF_WM_HINTS)), c);
|
|
}
|
|
}
|
|
|
|
QXcbWindow::NetWmStates QXcbWindow::netWmStates()
|
|
{
|
|
NetWmStates result(0);
|
|
|
|
xcb_get_property_cookie_t get_cookie =
|
|
xcb_get_property_unchecked(xcb_connection(), 0, m_window, atom(QXcbAtom::_NET_WM_STATE),
|
|
XCB_ATOM_ATOM, 0, 1024);
|
|
|
|
xcb_get_property_reply_t *reply =
|
|
xcb_get_property_reply(xcb_connection(), get_cookie, NULL);
|
|
|
|
if (reply && reply->format == 32 && reply->type == XCB_ATOM_ATOM) {
|
|
const xcb_atom_t *states = static_cast<const xcb_atom_t *>(xcb_get_property_value(reply));
|
|
const xcb_atom_t *statesEnd = states + reply->length;
|
|
if (statesEnd != std::find(states, statesEnd, atom(QXcbAtom::_NET_WM_STATE_ABOVE)))
|
|
result |= NetWmStateAbove;
|
|
if (statesEnd != std::find(states, statesEnd, atom(QXcbAtom::_NET_WM_STATE_BELOW)))
|
|
result |= NetWmStateBelow;
|
|
if (statesEnd != std::find(states, statesEnd, atom(QXcbAtom::_NET_WM_STATE_FULLSCREEN)))
|
|
result |= NetWmStateFullScreen;
|
|
if (statesEnd != std::find(states, statesEnd, atom(QXcbAtom::_NET_WM_STATE_MAXIMIZED_HORZ)))
|
|
result |= NetWmStateMaximizedHorz;
|
|
if (statesEnd != std::find(states, statesEnd, atom(QXcbAtom::_NET_WM_STATE_MAXIMIZED_VERT)))
|
|
result |= NetWmStateMaximizedVert;
|
|
if (statesEnd != std::find(states, statesEnd, atom(QXcbAtom::_NET_WM_STATE_MODAL)))
|
|
result |= NetWmStateModal;
|
|
if (statesEnd != std::find(states, statesEnd, atom(QXcbAtom::_NET_WM_STATE_STAYS_ON_TOP)))
|
|
result |= NetWmStateStaysOnTop;
|
|
if (statesEnd != std::find(states, statesEnd, atom(QXcbAtom::_NET_WM_STATE_DEMANDS_ATTENTION)))
|
|
result |= NetWmStateDemandsAttention;
|
|
free(reply);
|
|
} else {
|
|
#ifdef NET_WM_STATE_DEBUG
|
|
printf("getting net wm state (%x), empty\n", m_window);
|
|
#endif
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
void QXcbWindow::setNetWmStates(NetWmStates states)
|
|
{
|
|
QVector<xcb_atom_t> atoms;
|
|
if (states & NetWmStateAbove)
|
|
atoms.push_back(atom(QXcbAtom::_NET_WM_STATE_ABOVE));
|
|
if (states & NetWmStateBelow)
|
|
atoms.push_back(atom(QXcbAtom::_NET_WM_STATE_BELOW));
|
|
if (states & NetWmStateFullScreen)
|
|
atoms.push_back(atom(QXcbAtom::_NET_WM_STATE_FULLSCREEN));
|
|
if (states & NetWmStateMaximizedHorz)
|
|
atoms.push_back(atom(QXcbAtom::_NET_WM_STATE_MAXIMIZED_HORZ));
|
|
if (states & NetWmStateMaximizedVert)
|
|
atoms.push_back(atom(QXcbAtom::_NET_WM_STATE_MAXIMIZED_VERT));
|
|
if (states & NetWmStateModal)
|
|
atoms.push_back(atom(QXcbAtom::_NET_WM_STATE_MODAL));
|
|
if (states & NetWmStateStaysOnTop)
|
|
atoms.push_back(atom(QXcbAtom::_NET_WM_STATE_STAYS_ON_TOP));
|
|
if (states & NetWmStateDemandsAttention)
|
|
atoms.push_back(atom(QXcbAtom::_NET_WM_STATE_DEMANDS_ATTENTION));
|
|
|
|
if (atoms.isEmpty()) {
|
|
Q_XCB_CALL(xcb_delete_property(xcb_connection(), m_window, atom(QXcbAtom::_NET_WM_STATE)));
|
|
} else {
|
|
Q_XCB_CALL(xcb_change_property(xcb_connection(), XCB_PROP_MODE_REPLACE, m_window,
|
|
atom(QXcbAtom::_NET_WM_STATE), XCB_ATOM_ATOM, 32,
|
|
atoms.count(), atoms.constData()));
|
|
}
|
|
xcb_flush(xcb_connection());
|
|
}
|
|
|
|
void QXcbWindow::setWindowFlags(Qt::WindowFlags flags)
|
|
{
|
|
Qt::WindowType type = static_cast<Qt::WindowType>(int(flags & Qt::WindowType_Mask));
|
|
|
|
if (type == Qt::ToolTip)
|
|
flags |= Qt::WindowStaysOnTopHint | Qt::FramelessWindowHint | Qt::X11BypassWindowManagerHint;
|
|
if (type == Qt::Popup)
|
|
flags |= Qt::X11BypassWindowManagerHint;
|
|
|
|
const quint32 mask = XCB_CW_OVERRIDE_REDIRECT | XCB_CW_EVENT_MASK;
|
|
const quint32 values[] = {
|
|
// XCB_CW_OVERRIDE_REDIRECT
|
|
(flags & Qt::BypassWindowManagerHint) ? 1u : 0,
|
|
// XCB_CW_EVENT_MASK
|
|
(flags & Qt::WindowTransparentForInput) ? transparentForInputEventMask : defaultEventMask
|
|
};
|
|
|
|
xcb_change_window_attributes(xcb_connection(), xcb_window(), mask, values);
|
|
|
|
setNetWmWindowFlags(flags);
|
|
setMotifWindowFlags(flags);
|
|
|
|
setTransparentForMouseEvents(flags & Qt::WindowTransparentForInput);
|
|
updateDoesNotAcceptFocus(flags & Qt::WindowDoesNotAcceptFocus);
|
|
}
|
|
|
|
void QXcbWindow::setMotifWindowFlags(Qt::WindowFlags flags)
|
|
{
|
|
Qt::WindowType type = static_cast<Qt::WindowType>(int(flags & Qt::WindowType_Mask));
|
|
|
|
QtMotifWmHints mwmhints;
|
|
mwmhints.flags = 0L;
|
|
mwmhints.functions = 0L;
|
|
mwmhints.decorations = 0;
|
|
mwmhints.input_mode = 0L;
|
|
mwmhints.status = 0L;
|
|
|
|
if (type != Qt::SplashScreen) {
|
|
mwmhints.flags |= MWM_HINTS_DECORATIONS;
|
|
|
|
bool customize = flags & Qt::CustomizeWindowHint;
|
|
if (!(flags & Qt::FramelessWindowHint) && !(customize && !(flags & Qt::WindowTitleHint))) {
|
|
mwmhints.decorations |= MWM_DECOR_BORDER;
|
|
mwmhints.decorations |= MWM_DECOR_RESIZEH;
|
|
mwmhints.decorations |= MWM_DECOR_TITLE;
|
|
|
|
if (flags & Qt::WindowSystemMenuHint)
|
|
mwmhints.decorations |= MWM_DECOR_MENU;
|
|
|
|
if (flags & Qt::WindowMinimizeButtonHint) {
|
|
mwmhints.decorations |= MWM_DECOR_MINIMIZE;
|
|
mwmhints.functions |= MWM_FUNC_MINIMIZE;
|
|
}
|
|
|
|
if (flags & Qt::WindowMaximizeButtonHint) {
|
|
mwmhints.decorations |= MWM_DECOR_MAXIMIZE;
|
|
mwmhints.functions |= MWM_FUNC_MAXIMIZE;
|
|
}
|
|
|
|
if (flags & Qt::WindowCloseButtonHint)
|
|
mwmhints.functions |= MWM_FUNC_CLOSE;
|
|
}
|
|
} else {
|
|
// if type == Qt::SplashScreen
|
|
mwmhints.decorations = MWM_DECOR_ALL;
|
|
}
|
|
|
|
if (mwmhints.functions != 0) {
|
|
mwmhints.flags |= MWM_HINTS_FUNCTIONS;
|
|
mwmhints.functions |= MWM_FUNC_MOVE | MWM_FUNC_RESIZE;
|
|
} else {
|
|
mwmhints.functions = MWM_FUNC_ALL;
|
|
}
|
|
|
|
if (!(flags & Qt::FramelessWindowHint)
|
|
&& flags & Qt::CustomizeWindowHint
|
|
&& flags & Qt::WindowTitleHint
|
|
&& !(flags &
|
|
(Qt::WindowMinimizeButtonHint
|
|
| Qt::WindowMaximizeButtonHint
|
|
| Qt::WindowCloseButtonHint)))
|
|
{
|
|
// a special case - only the titlebar without any button
|
|
mwmhints.flags = MWM_HINTS_FUNCTIONS;
|
|
mwmhints.functions = MWM_FUNC_MOVE | MWM_FUNC_RESIZE;
|
|
mwmhints.decorations = 0;
|
|
}
|
|
|
|
setMotifWmHints(connection(), m_window, mwmhints);
|
|
}
|
|
|
|
void QXcbWindow::changeNetWmState(bool set, xcb_atom_t one, xcb_atom_t two)
|
|
{
|
|
xcb_client_message_event_t event;
|
|
|
|
event.response_type = XCB_CLIENT_MESSAGE;
|
|
event.format = 32;
|
|
event.window = m_window;
|
|
event.type = atom(QXcbAtom::_NET_WM_STATE);
|
|
event.data.data32[0] = set ? 1 : 0;
|
|
event.data.data32[1] = one;
|
|
event.data.data32[2] = two;
|
|
event.data.data32[3] = 0;
|
|
event.data.data32[4] = 0;
|
|
|
|
Q_XCB_CALL(xcb_send_event(xcb_connection(), 0, xcbScreen()->root(), XCB_EVENT_MASK_STRUCTURE_NOTIFY | XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT, (const char *)&event));
|
|
}
|
|
|
|
void QXcbWindow::setWindowState(Qt::WindowState state)
|
|
{
|
|
if (state == m_windowState)
|
|
return;
|
|
|
|
// unset old state
|
|
switch (m_windowState) {
|
|
case Qt::WindowMinimized:
|
|
Q_XCB_CALL(xcb_map_window(xcb_connection(), m_window));
|
|
break;
|
|
case Qt::WindowMaximized:
|
|
changeNetWmState(false,
|
|
atom(QXcbAtom::_NET_WM_STATE_MAXIMIZED_HORZ),
|
|
atom(QXcbAtom::_NET_WM_STATE_MAXIMIZED_VERT));
|
|
break;
|
|
case Qt::WindowFullScreen:
|
|
changeNetWmState(false, atom(QXcbAtom::_NET_WM_STATE_FULLSCREEN));
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
// set new state
|
|
switch (state) {
|
|
case Qt::WindowMinimized:
|
|
{
|
|
xcb_client_message_event_t event;
|
|
|
|
event.response_type = XCB_CLIENT_MESSAGE;
|
|
event.format = 32;
|
|
event.window = m_window;
|
|
event.type = atom(QXcbAtom::WM_CHANGE_STATE);
|
|
event.data.data32[0] = XCB_WM_STATE_ICONIC;
|
|
event.data.data32[1] = 0;
|
|
event.data.data32[2] = 0;
|
|
event.data.data32[3] = 0;
|
|
event.data.data32[4] = 0;
|
|
|
|
Q_XCB_CALL(xcb_send_event(xcb_connection(), 0, xcbScreen()->root(), XCB_EVENT_MASK_STRUCTURE_NOTIFY | XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT, (const char *)&event));
|
|
}
|
|
break;
|
|
case Qt::WindowMaximized:
|
|
changeNetWmState(true,
|
|
atom(QXcbAtom::_NET_WM_STATE_MAXIMIZED_HORZ),
|
|
atom(QXcbAtom::_NET_WM_STATE_MAXIMIZED_VERT));
|
|
break;
|
|
case Qt::WindowFullScreen:
|
|
changeNetWmState(true, atom(QXcbAtom::_NET_WM_STATE_FULLSCREEN));
|
|
break;
|
|
case Qt::WindowNoState:
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
connection()->sync();
|
|
|
|
m_windowState = state;
|
|
}
|
|
|
|
void QXcbWindow::setNetWmWindowFlags(Qt::WindowFlags flags)
|
|
{
|
|
// in order of decreasing priority
|
|
QVector<uint> windowTypes;
|
|
|
|
Qt::WindowType type = static_cast<Qt::WindowType>(int(flags & Qt::WindowType_Mask));
|
|
|
|
switch (type) {
|
|
case Qt::Dialog:
|
|
case Qt::Sheet:
|
|
windowTypes.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_DIALOG));
|
|
break;
|
|
case Qt::Tool:
|
|
case Qt::Drawer:
|
|
windowTypes.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_UTILITY));
|
|
break;
|
|
case Qt::ToolTip:
|
|
windowTypes.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_TOOLTIP));
|
|
break;
|
|
case Qt::SplashScreen:
|
|
windowTypes.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_SPLASH));
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (flags & Qt::FramelessWindowHint)
|
|
windowTypes.append(atom(QXcbAtom::_KDE_NET_WM_WINDOW_TYPE_OVERRIDE));
|
|
|
|
windowTypes.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_NORMAL));
|
|
|
|
Q_XCB_CALL(xcb_change_property(xcb_connection(), XCB_PROP_MODE_REPLACE, m_window,
|
|
atom(QXcbAtom::_NET_WM_WINDOW_TYPE), XCB_ATOM_ATOM, 32,
|
|
windowTypes.count(), windowTypes.constData()));
|
|
}
|
|
|
|
void QXcbWindow::updateMotifWmHintsBeforeMap()
|
|
{
|
|
QtMotifWmHints mwmhints = getMotifWmHints(connection(), m_window);
|
|
|
|
if (window()->modality() != Qt::NonModal) {
|
|
switch (window()->modality()) {
|
|
case Qt::WindowModal:
|
|
mwmhints.input_mode = MWM_INPUT_PRIMARY_APPLICATION_MODAL;
|
|
break;
|
|
case Qt::ApplicationModal:
|
|
default:
|
|
mwmhints.input_mode = MWM_INPUT_FULL_APPLICATION_MODAL;
|
|
break;
|
|
}
|
|
mwmhints.flags |= MWM_HINTS_INPUT_MODE;
|
|
} else {
|
|
mwmhints.input_mode = MWM_INPUT_MODELESS;
|
|
mwmhints.flags &= ~MWM_HINTS_INPUT_MODE;
|
|
}
|
|
|
|
if (window()->minimumSize() == window()->maximumSize()) {
|
|
// fixed size, remove the resize handle (since mwm/dtwm
|
|
// isn't smart enough to do it itself)
|
|
mwmhints.flags |= MWM_HINTS_FUNCTIONS;
|
|
if (mwmhints.functions == MWM_FUNC_ALL) {
|
|
mwmhints.functions = MWM_FUNC_MOVE;
|
|
} else {
|
|
mwmhints.functions &= ~MWM_FUNC_RESIZE;
|
|
}
|
|
|
|
if (mwmhints.decorations == MWM_DECOR_ALL) {
|
|
mwmhints.flags |= MWM_HINTS_DECORATIONS;
|
|
mwmhints.decorations = (MWM_DECOR_BORDER
|
|
| MWM_DECOR_TITLE
|
|
| MWM_DECOR_MENU);
|
|
} else {
|
|
mwmhints.decorations &= ~MWM_DECOR_RESIZEH;
|
|
}
|
|
}
|
|
|
|
if (window()->flags() & Qt::WindowMinimizeButtonHint) {
|
|
mwmhints.flags |= MWM_HINTS_DECORATIONS;
|
|
mwmhints.decorations |= MWM_DECOR_MINIMIZE;
|
|
mwmhints.functions |= MWM_FUNC_MINIMIZE;
|
|
}
|
|
if (window()->flags() & Qt::WindowMaximizeButtonHint) {
|
|
mwmhints.flags |= MWM_HINTS_DECORATIONS;
|
|
mwmhints.decorations |= MWM_DECOR_MAXIMIZE;
|
|
mwmhints.functions |= MWM_FUNC_MAXIMIZE;
|
|
}
|
|
if (window()->flags() & Qt::WindowCloseButtonHint)
|
|
mwmhints.functions |= MWM_FUNC_CLOSE;
|
|
|
|
setMotifWmHints(connection(), m_window, mwmhints);
|
|
}
|
|
|
|
void QXcbWindow::updateNetWmStateBeforeMap()
|
|
{
|
|
NetWmStates states(0);
|
|
|
|
const Qt::WindowFlags flags = window()->flags();
|
|
if (flags & Qt::WindowStaysOnTopHint) {
|
|
states |= NetWmStateAbove;
|
|
states |= NetWmStateStaysOnTop;
|
|
} else if (flags & Qt::WindowStaysOnBottomHint) {
|
|
states |= NetWmStateBelow;
|
|
}
|
|
|
|
if (window()->windowState() & Qt::WindowFullScreen)
|
|
states |= NetWmStateFullScreen;
|
|
|
|
if (window()->windowState() & Qt::WindowMaximized) {
|
|
states |= NetWmStateMaximizedHorz;
|
|
states |= NetWmStateMaximizedVert;
|
|
}
|
|
|
|
if (window()->modality() != Qt::NonModal)
|
|
states |= NetWmStateModal;
|
|
|
|
setNetWmStates(states);
|
|
}
|
|
|
|
void QXcbWindow::updateNetWmUserTime(xcb_timestamp_t timestamp)
|
|
{
|
|
xcb_window_t wid = m_window;
|
|
connection()->setNetWmUserTime(timestamp);
|
|
|
|
const bool isSupportedByWM = connection()->wmSupport()->isSupportedByWM(atom(QXcbAtom::_NET_WM_USER_TIME_WINDOW));
|
|
if (m_netWmUserTimeWindow || isSupportedByWM) {
|
|
if (!m_netWmUserTimeWindow) {
|
|
m_netWmUserTimeWindow = xcb_generate_id(xcb_connection());
|
|
Q_XCB_CALL(xcb_create_window(xcb_connection(),
|
|
XCB_COPY_FROM_PARENT, // depth -- same as root
|
|
m_netWmUserTimeWindow, // window id
|
|
m_window, // parent window id
|
|
-1, -1, 1, 1,
|
|
0, // border width
|
|
XCB_WINDOW_CLASS_INPUT_OUTPUT, // window class
|
|
m_visualId, // visual
|
|
0, // value mask
|
|
0)); // value list
|
|
wid = m_netWmUserTimeWindow;
|
|
xcb_change_property(xcb_connection(), XCB_PROP_MODE_REPLACE, m_window, atom(QXcbAtom::_NET_WM_USER_TIME_WINDOW),
|
|
XCB_ATOM_WINDOW, 32, 1, &m_netWmUserTimeWindow);
|
|
xcb_delete_property(xcb_connection(), m_window, atom(QXcbAtom::_NET_WM_USER_TIME));
|
|
#ifndef QT_NO_DEBUG
|
|
QByteArray ba("Qt NET_WM user time window");
|
|
Q_XCB_CALL(xcb_change_property(xcb_connection(),
|
|
XCB_PROP_MODE_REPLACE,
|
|
m_netWmUserTimeWindow,
|
|
atom(QXcbAtom::_NET_WM_NAME),
|
|
atom(QXcbAtom::UTF8_STRING),
|
|
8,
|
|
ba.length(),
|
|
ba.constData()));
|
|
#endif
|
|
} else if (!isSupportedByWM) {
|
|
// WM no longer supports it, then we should remove the
|
|
// _NET_WM_USER_TIME_WINDOW atom.
|
|
xcb_delete_property(xcb_connection(), m_window, atom(QXcbAtom::_NET_WM_USER_TIME_WINDOW));
|
|
xcb_destroy_window(xcb_connection(), m_netWmUserTimeWindow);
|
|
m_netWmUserTimeWindow = XCB_NONE;
|
|
} else {
|
|
wid = m_netWmUserTimeWindow;
|
|
}
|
|
}
|
|
xcb_change_property(xcb_connection(), XCB_PROP_MODE_REPLACE, wid, atom(QXcbAtom::_NET_WM_USER_TIME),
|
|
XCB_ATOM_CARDINAL, 32, 1, ×tamp);
|
|
}
|
|
|
|
void QXcbWindow::setTransparentForMouseEvents(bool transparent)
|
|
{
|
|
if (!connection()->hasXFixes() || transparent == m_transparent)
|
|
return;
|
|
|
|
xcb_rectangle_t rectangle;
|
|
|
|
xcb_rectangle_t *rect = 0;
|
|
int nrect = 0;
|
|
|
|
if (!transparent) {
|
|
rectangle.x = 0;
|
|
rectangle.y = 0;
|
|
rectangle.width = geometry().width();
|
|
rectangle.height = geometry().height();
|
|
rect = &rectangle;
|
|
nrect = 1;
|
|
}
|
|
|
|
xcb_xfixes_region_t region = xcb_generate_id(xcb_connection());
|
|
xcb_xfixes_create_region(xcb_connection(), region, nrect, rect);
|
|
xcb_xfixes_set_window_shape_region_checked(xcb_connection(), m_window, XCB_SHAPE_SK_INPUT, 0, 0, region);
|
|
xcb_xfixes_destroy_region(xcb_connection(), region);
|
|
|
|
m_transparent = transparent;
|
|
}
|
|
|
|
void QXcbWindow::updateDoesNotAcceptFocus(bool doesNotAcceptFocus)
|
|
{
|
|
xcb_get_property_cookie_t cookie = xcb_get_wm_hints_unchecked(xcb_connection(), m_window);
|
|
|
|
xcb_wm_hints_t hints;
|
|
if (!xcb_get_wm_hints_reply(xcb_connection(), cookie, &hints, NULL)) {
|
|
return;
|
|
}
|
|
|
|
xcb_wm_hints_set_input(&hints, !doesNotAcceptFocus);
|
|
xcb_set_wm_hints(xcb_connection(), m_window, &hints);
|
|
}
|
|
|
|
WId QXcbWindow::winId() const
|
|
{
|
|
return m_window;
|
|
}
|
|
|
|
void QXcbWindow::setParent(const QPlatformWindow *parent)
|
|
{
|
|
QPoint topLeft = geometry().topLeft();
|
|
|
|
xcb_window_t xcb_parent_id;
|
|
if (parent) {
|
|
const QXcbWindow *qXcbParent = static_cast<const QXcbWindow *>(parent);
|
|
xcb_parent_id = qXcbParent->xcb_window();
|
|
m_embedded = qXcbParent->window()->type() == Qt::ForeignWindow;
|
|
} else {
|
|
if (!xcbScreen())
|
|
return;
|
|
xcb_parent_id = xcbScreen()->root();
|
|
m_embedded = false;
|
|
}
|
|
Q_XCB_CALL(xcb_reparent_window(xcb_connection(), xcb_window(), xcb_parent_id, topLeft.x(), topLeft.y()));
|
|
}
|
|
|
|
void QXcbWindow::setWindowTitle(const QString &title)
|
|
{
|
|
const QString fullTitle = formatWindowTitle(title, QString::fromUtf8(" \xe2\x80\x94 ")); // unicode character U+2014, EM DASH
|
|
const QByteArray ba = fullTitle.toUtf8();
|
|
Q_XCB_CALL(xcb_change_property(xcb_connection(),
|
|
XCB_PROP_MODE_REPLACE,
|
|
m_window,
|
|
atom(QXcbAtom::_NET_WM_NAME),
|
|
atom(QXcbAtom::UTF8_STRING),
|
|
8,
|
|
ba.length(),
|
|
ba.constData()));
|
|
xcb_flush(xcb_connection());
|
|
}
|
|
|
|
void QXcbWindow::setWindowIcon(const QIcon &icon)
|
|
{
|
|
QVector<quint32> icon_data;
|
|
|
|
if (!icon.isNull()) {
|
|
QList<QSize> availableSizes = icon.availableSizes();
|
|
if (availableSizes.isEmpty()) {
|
|
// try to use default sizes since the icon can be a scalable image like svg.
|
|
availableSizes.push_back(QSize(16,16));
|
|
availableSizes.push_back(QSize(32,32));
|
|
availableSizes.push_back(QSize(64,64));
|
|
availableSizes.push_back(QSize(128,128));
|
|
}
|
|
for (int i = 0; i < availableSizes.size(); ++i) {
|
|
QSize size = availableSizes.at(i);
|
|
QPixmap pixmap = icon.pixmap(size);
|
|
if (!pixmap.isNull()) {
|
|
QImage image = pixmap.toImage().convertToFormat(QImage::Format_ARGB32);
|
|
int pos = icon_data.size();
|
|
icon_data.resize(pos + 2 + image.width()*image.height());
|
|
icon_data[pos++] = image.width();
|
|
icon_data[pos++] = image.height();
|
|
memcpy(icon_data.data() + pos, image.bits(), image.width()*image.height()*4);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!icon_data.isEmpty()) {
|
|
Q_XCB_CALL(xcb_change_property(xcb_connection(),
|
|
XCB_PROP_MODE_REPLACE,
|
|
m_window,
|
|
atom(QXcbAtom::_NET_WM_ICON),
|
|
atom(QXcbAtom::CARDINAL),
|
|
32,
|
|
icon_data.size(),
|
|
(unsigned char *) icon_data.data()));
|
|
} else {
|
|
Q_XCB_CALL(xcb_delete_property(xcb_connection(),
|
|
m_window,
|
|
atom(QXcbAtom::_NET_WM_ICON)));
|
|
}
|
|
}
|
|
|
|
void QXcbWindow::raise()
|
|
{
|
|
const quint32 mask = XCB_CONFIG_WINDOW_STACK_MODE;
|
|
const quint32 values[] = { XCB_STACK_MODE_ABOVE };
|
|
Q_XCB_CALL(xcb_configure_window(xcb_connection(), m_window, mask, values));
|
|
}
|
|
|
|
void QXcbWindow::lower()
|
|
{
|
|
const quint32 mask = XCB_CONFIG_WINDOW_STACK_MODE;
|
|
const quint32 values[] = { XCB_STACK_MODE_BELOW };
|
|
Q_XCB_CALL(xcb_configure_window(xcb_connection(), m_window, mask, values));
|
|
}
|
|
|
|
// Adapt the geometry to match the WM expection with regards
|
|
// to gravity.
|
|
QRect QXcbWindow::windowToWmGeometry(QRect r) const
|
|
{
|
|
if (m_dirtyFrameMargins || m_frameMargins.isNull())
|
|
return r;
|
|
const bool frameInclusive = positionIncludesFrame(window());
|
|
// XCB_GRAVITY_STATIC requires the inner geometry, whereas
|
|
// XCB_GRAVITY_NORTH_WEST requires the frame geometry
|
|
if (frameInclusive && m_gravity == XCB_GRAVITY_STATIC) {
|
|
r.translate(m_frameMargins.left(), m_frameMargins.top());
|
|
} else if (!frameInclusive && m_gravity == XCB_GRAVITY_NORTH_WEST) {
|
|
r.translate(-m_frameMargins.left(), -m_frameMargins.top());
|
|
}
|
|
return r;
|
|
}
|
|
|
|
void QXcbWindow::propagateSizeHints()
|
|
{
|
|
// update WM_NORMAL_HINTS
|
|
xcb_size_hints_t hints;
|
|
memset(&hints, 0, sizeof(hints));
|
|
|
|
const int dpr = int(devicePixelRatio());
|
|
const QRect xRect = mapToNative(windowToWmGeometry(geometry()), dpr);
|
|
|
|
QWindow *win = window();
|
|
|
|
if (!qt_window_private(win)->positionAutomatic)
|
|
xcb_size_hints_set_position(&hints, true, xRect.x(), xRect.y());
|
|
if (xRect.width() < QWINDOWSIZE_MAX || xRect.height() < QWINDOWSIZE_MAX)
|
|
xcb_size_hints_set_size(&hints, true, xRect.width(), xRect.height());
|
|
xcb_size_hints_set_win_gravity(&hints, m_gravity);
|
|
|
|
QSize minimumSize = win->minimumSize() * dpr;
|
|
QSize maximumSize = win->maximumSize() * dpr;
|
|
QSize baseSize = win->baseSize() * dpr;
|
|
QSize sizeIncrement = win->sizeIncrement() * dpr;
|
|
|
|
if (minimumSize.width() > 0 || minimumSize.height() > 0)
|
|
xcb_size_hints_set_min_size(&hints,
|
|
qMin(XCOORD_MAX,minimumSize.width()),
|
|
qMin(XCOORD_MAX,minimumSize.height()));
|
|
|
|
if (maximumSize.width() < QWINDOWSIZE_MAX || maximumSize.height() < QWINDOWSIZE_MAX)
|
|
xcb_size_hints_set_max_size(&hints,
|
|
qMin(XCOORD_MAX, maximumSize.width()),
|
|
qMin(XCOORD_MAX, maximumSize.height()));
|
|
|
|
if (sizeIncrement.width() > 0 || sizeIncrement.height() > 0) {
|
|
xcb_size_hints_set_base_size(&hints, baseSize.width(), baseSize.height());
|
|
xcb_size_hints_set_resize_inc(&hints, sizeIncrement.width(), sizeIncrement.height());
|
|
}
|
|
|
|
xcb_set_wm_normal_hints(xcb_connection(), m_window, &hints);
|
|
}
|
|
|
|
void QXcbWindow::requestActivateWindow()
|
|
{
|
|
/* Never activate embedded windows; doing that would prevent the container
|
|
* to re-gain the keyboard focus later. */
|
|
if (m_embedded) {
|
|
QPlatformWindow::requestActivateWindow();
|
|
return;
|
|
}
|
|
|
|
if (!m_mapped) {
|
|
m_deferredActivation = true;
|
|
return;
|
|
}
|
|
m_deferredActivation = false;
|
|
|
|
updateNetWmUserTime(connection()->time());
|
|
|
|
if (window()->isTopLevel()
|
|
&& !(window()->flags() & Qt::X11BypassWindowManagerHint)
|
|
&& connection()->wmSupport()->isSupportedByWM(atom(QXcbAtom::_NET_ACTIVE_WINDOW))) {
|
|
xcb_client_message_event_t event;
|
|
|
|
event.response_type = XCB_CLIENT_MESSAGE;
|
|
event.format = 32;
|
|
event.window = m_window;
|
|
event.type = atom(QXcbAtom::_NET_ACTIVE_WINDOW);
|
|
event.data.data32[0] = 1;
|
|
event.data.data32[1] = connection()->time();
|
|
QWindow *focusWindow = QGuiApplication::focusWindow();
|
|
event.data.data32[2] = focusWindow ? focusWindow->winId() : XCB_NONE;
|
|
event.data.data32[3] = 0;
|
|
event.data.data32[4] = 0;
|
|
|
|
Q_XCB_CALL(xcb_send_event(xcb_connection(), 0, xcbScreen()->root(), XCB_EVENT_MASK_STRUCTURE_NOTIFY | XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT, (const char *)&event));
|
|
} else {
|
|
Q_XCB_CALL(xcb_set_input_focus(xcb_connection(), XCB_INPUT_FOCUS_PARENT, m_window, connection()->time()));
|
|
}
|
|
|
|
connection()->sync();
|
|
}
|
|
|
|
QSurfaceFormat QXcbWindow::format() const
|
|
{
|
|
return m_format;
|
|
}
|
|
|
|
void QXcbWindow::setWmWindowTypeStatic(QWindow *window, QXcbWindowFunctions::WmWindowTypes windowTypes)
|
|
{
|
|
if (window->handle())
|
|
static_cast<QXcbWindow *>(window->handle())->setWmWindowType(windowTypes);
|
|
else
|
|
window->setProperty(wm_window_type_property_id, QVariant::fromValue(static_cast<int>(windowTypes)));
|
|
}
|
|
|
|
QXcbWindowFunctions::WmWindowTypes QXcbWindow::wmWindowTypes() const
|
|
{
|
|
QXcbWindowFunctions::WmWindowTypes result(0);
|
|
|
|
xcb_get_property_cookie_t get_cookie =
|
|
xcb_get_property_unchecked(xcb_connection(), 0, m_window, atom(QXcbAtom::_NET_WM_WINDOW_TYPE),
|
|
XCB_ATOM_ATOM, 0, 1024);
|
|
|
|
xcb_get_property_reply_t *reply =
|
|
xcb_get_property_reply(xcb_connection(), get_cookie, NULL);
|
|
|
|
if (reply && reply->format == 32 && reply->type == XCB_ATOM_ATOM) {
|
|
const xcb_atom_t *types = static_cast<const xcb_atom_t *>(xcb_get_property_value(reply));
|
|
const xcb_atom_t *types_end = types + reply->length;
|
|
for (; types != types_end; types++) {
|
|
QXcbAtom::Atom type = connection()->qatom(*types);
|
|
switch (type) {
|
|
case QXcbAtom::_NET_WM_WINDOW_TYPE_NORMAL:
|
|
result |= QXcbWindowFunctions::Normal;
|
|
break;
|
|
case QXcbAtom::_NET_WM_WINDOW_TYPE_DESKTOP:
|
|
result |= QXcbWindowFunctions::Desktop;
|
|
break;
|
|
case QXcbAtom::_NET_WM_WINDOW_TYPE_DOCK:
|
|
result |= QXcbWindowFunctions::Dock;
|
|
break;
|
|
case QXcbAtom::_NET_WM_WINDOW_TYPE_TOOLBAR:
|
|
result |= QXcbWindowFunctions::Toolbar;
|
|
break;
|
|
case QXcbAtom::_NET_WM_WINDOW_TYPE_MENU:
|
|
result |= QXcbWindowFunctions::Menu;
|
|
break;
|
|
case QXcbAtom::_NET_WM_WINDOW_TYPE_UTILITY:
|
|
result |= QXcbWindowFunctions::Utility;
|
|
break;
|
|
case QXcbAtom::_NET_WM_WINDOW_TYPE_SPLASH:
|
|
result |= QXcbWindowFunctions::Splash;
|
|
break;
|
|
case QXcbAtom::_NET_WM_WINDOW_TYPE_DIALOG:
|
|
result |= QXcbWindowFunctions::Dialog;
|
|
break;
|
|
case QXcbAtom::_NET_WM_WINDOW_TYPE_DROPDOWN_MENU:
|
|
result |= QXcbWindowFunctions::DropDownMenu;
|
|
break;
|
|
case QXcbAtom::_NET_WM_WINDOW_TYPE_POPUP_MENU:
|
|
result |= QXcbWindowFunctions::PopupMenu;
|
|
break;
|
|
case QXcbAtom::_NET_WM_WINDOW_TYPE_TOOLTIP:
|
|
result |= QXcbWindowFunctions::Tooltip;
|
|
break;
|
|
case QXcbAtom::_NET_WM_WINDOW_TYPE_NOTIFICATION:
|
|
result |= QXcbWindowFunctions::Notification;
|
|
break;
|
|
case QXcbAtom::_NET_WM_WINDOW_TYPE_COMBO:
|
|
result |= QXcbWindowFunctions::Combo;
|
|
break;
|
|
case QXcbAtom::_NET_WM_WINDOW_TYPE_DND:
|
|
result |= QXcbWindowFunctions::Dnd;
|
|
break;
|
|
case QXcbAtom::_KDE_NET_WM_WINDOW_TYPE_OVERRIDE:
|
|
result |= QXcbWindowFunctions::KdeOverride;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
free(reply);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void QXcbWindow::setWmWindowType(QXcbWindowFunctions::WmWindowTypes types)
|
|
{
|
|
QVector<xcb_atom_t> atoms;
|
|
|
|
if (types & QXcbWindowFunctions::Normal)
|
|
atoms.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_NORMAL));
|
|
if (types & QXcbWindowFunctions::Desktop)
|
|
atoms.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_DESKTOP));
|
|
if (types & QXcbWindowFunctions::Dock)
|
|
atoms.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_DOCK));
|
|
if (types & QXcbWindowFunctions::Toolbar)
|
|
atoms.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_TOOLBAR));
|
|
if (types & QXcbWindowFunctions::Menu)
|
|
atoms.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_MENU));
|
|
if (types & QXcbWindowFunctions::Utility)
|
|
atoms.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_UTILITY));
|
|
if (types & QXcbWindowFunctions::Splash)
|
|
atoms.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_SPLASH));
|
|
if (types & QXcbWindowFunctions::Dialog)
|
|
atoms.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_DIALOG));
|
|
if (types & QXcbWindowFunctions::DropDownMenu)
|
|
atoms.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_DROPDOWN_MENU));
|
|
if (types & QXcbWindowFunctions::PopupMenu)
|
|
atoms.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_POPUP_MENU));
|
|
if (types & QXcbWindowFunctions::Tooltip)
|
|
atoms.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_TOOLTIP));
|
|
if (types & QXcbWindowFunctions::Notification)
|
|
atoms.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_NOTIFICATION));
|
|
if (types & QXcbWindowFunctions::Combo)
|
|
atoms.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_COMBO));
|
|
if (types & QXcbWindowFunctions::Dnd)
|
|
atoms.append(atom(QXcbAtom::_NET_WM_WINDOW_TYPE_DND));
|
|
if (types & QXcbWindowFunctions::KdeOverride)
|
|
atoms.append(atom(QXcbAtom::_KDE_NET_WM_WINDOW_TYPE_OVERRIDE));
|
|
|
|
if (atoms.isEmpty()) {
|
|
Q_XCB_CALL(xcb_delete_property(xcb_connection(), m_window, atom(QXcbAtom::_NET_WM_WINDOW_TYPE)));
|
|
} else {
|
|
Q_XCB_CALL(xcb_change_property(xcb_connection(), XCB_PROP_MODE_REPLACE, m_window,
|
|
atom(QXcbAtom::_NET_WM_WINDOW_TYPE), XCB_ATOM_ATOM, 32,
|
|
atoms.count(), atoms.constData()));
|
|
}
|
|
xcb_flush(xcb_connection());
|
|
}
|
|
|
|
class ExposeCompressor
|
|
{
|
|
public:
|
|
ExposeCompressor(xcb_window_t window, QRegion *region, int devicePixelRatio)
|
|
: m_window(window)
|
|
, m_region(region)
|
|
, m_dpr(devicePixelRatio)
|
|
, m_pending(true)
|
|
{
|
|
}
|
|
|
|
bool checkEvent(xcb_generic_event_t *event)
|
|
{
|
|
if (!event)
|
|
return false;
|
|
if ((event->response_type & ~0x80) != XCB_EXPOSE)
|
|
return false;
|
|
xcb_expose_event_t *expose = (xcb_expose_event_t *)event;
|
|
if (expose->window != m_window)
|
|
return false;
|
|
if (expose->count == 0)
|
|
m_pending = false;
|
|
*m_region |= mapExposeFromNative(QRect(expose->x, expose->y, expose->width, expose->height), m_dpr);
|
|
return true;
|
|
}
|
|
|
|
bool pending() const
|
|
{
|
|
return m_pending;
|
|
}
|
|
|
|
private:
|
|
xcb_window_t m_window;
|
|
QRegion *m_region;
|
|
int m_dpr;
|
|
bool m_pending;
|
|
};
|
|
|
|
bool QXcbWindow::handleGenericEvent(xcb_generic_event_t *event, long *result)
|
|
{
|
|
return QWindowSystemInterface::handleNativeEvent(window(),
|
|
connection()->nativeInterface()->genericEventFilterType(),
|
|
event,
|
|
result);
|
|
}
|
|
|
|
void QXcbWindow::handleExposeEvent(const xcb_expose_event_t *event)
|
|
{
|
|
const int dpr = int(devicePixelRatio());
|
|
QRect x_rect(event->x, event->y, event->width, event->height);
|
|
QRect rect = mapExposeFromNative(x_rect, dpr);
|
|
|
|
if (m_exposeRegion.isEmpty())
|
|
m_exposeRegion = rect;
|
|
else
|
|
m_exposeRegion |= rect;
|
|
|
|
ExposeCompressor compressor(m_window, &m_exposeRegion, dpr);
|
|
xcb_generic_event_t *filter = 0;
|
|
do {
|
|
filter = connection()->checkEvent(compressor);
|
|
free(filter);
|
|
} while (filter);
|
|
|
|
// if count is non-zero there are more expose events pending
|
|
if (event->count == 0 || !compressor.pending()) {
|
|
QWindowSystemInterface::handleExposeEvent(window(), m_exposeRegion);
|
|
m_exposeRegion = QRegion();
|
|
}
|
|
}
|
|
|
|
void QXcbWindow::handleClientMessageEvent(const xcb_client_message_event_t *event)
|
|
{
|
|
if (event->format != 32)
|
|
return;
|
|
|
|
if (event->type == atom(QXcbAtom::WM_PROTOCOLS)) {
|
|
if (event->data.data32[0] == atom(QXcbAtom::WM_DELETE_WINDOW)) {
|
|
QWindowSystemInterface::handleCloseEvent(window());
|
|
} else if (event->data.data32[0] == atom(QXcbAtom::WM_TAKE_FOCUS)) {
|
|
connection()->setTime(event->data.data32[1]);
|
|
relayFocusToModalWindow();
|
|
return;
|
|
} else if (event->data.data32[0] == atom(QXcbAtom::_NET_WM_PING)) {
|
|
if (event->window == xcbScreen()->root())
|
|
return;
|
|
|
|
xcb_client_message_event_t reply = *event;
|
|
|
|
reply.response_type = XCB_CLIENT_MESSAGE;
|
|
reply.window = xcbScreen()->root();
|
|
|
|
xcb_send_event(xcb_connection(), 0, xcbScreen()->root(), XCB_EVENT_MASK_STRUCTURE_NOTIFY | XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT, (const char *)&reply);
|
|
xcb_flush(xcb_connection());
|
|
} else if (event->data.data32[0] == atom(QXcbAtom::_NET_WM_SYNC_REQUEST)) {
|
|
connection()->setTime(event->data.data32[1]);
|
|
m_syncValue.lo = event->data.data32[2];
|
|
m_syncValue.hi = event->data.data32[3];
|
|
if (m_usingSyncProtocol)
|
|
m_syncState = SyncReceived;
|
|
#ifndef QT_NO_WHATSTHIS
|
|
} else if (event->data.data32[0] == atom(QXcbAtom::_NET_WM_CONTEXT_HELP)) {
|
|
QWindowSystemInterface::handleEnterWhatsThisEvent();
|
|
#endif
|
|
} else {
|
|
qWarning() << "QXcbWindow: Unhandled WM_PROTOCOLS message:" << connection()->atomName(event->data.data32[0]);
|
|
}
|
|
#ifndef QT_NO_DRAGANDDROP
|
|
} else if (event->type == atom(QXcbAtom::XdndEnter)) {
|
|
connection()->drag()->handleEnter(window(), event);
|
|
} else if (event->type == atom(QXcbAtom::XdndPosition)) {
|
|
connection()->drag()->handlePosition(window(), event);
|
|
} else if (event->type == atom(QXcbAtom::XdndLeave)) {
|
|
connection()->drag()->handleLeave(window(), event);
|
|
} else if (event->type == atom(QXcbAtom::XdndDrop)) {
|
|
connection()->drag()->handleDrop(window(), event);
|
|
#endif
|
|
} else if (event->type == atom(QXcbAtom::_XEMBED)) {
|
|
handleXEmbedMessage(event);
|
|
} else if (event->type == atom(QXcbAtom::_NET_ACTIVE_WINDOW)) {
|
|
doFocusIn();
|
|
} else if (event->type == atom(QXcbAtom::MANAGER)
|
|
|| event->type == atom(QXcbAtom::_NET_WM_STATE)
|
|
|| event->type == atom(QXcbAtom::WM_CHANGE_STATE)) {
|
|
// Ignore _NET_WM_STATE, MANAGER which are relate to tray icons
|
|
// and other messages.
|
|
} else if (event->type == atom(QXcbAtom::_COMPIZ_DECOR_PENDING)
|
|
|| event->type == atom(QXcbAtom::_COMPIZ_DECOR_REQUEST)
|
|
|| event->type == atom(QXcbAtom::_COMPIZ_DECOR_DELETE_PIXMAP)) {
|
|
//silence the _COMPIZ messages for now
|
|
} else {
|
|
qWarning() << "QXcbWindow: Unhandled client message:" << connection()->atomName(event->type);
|
|
}
|
|
}
|
|
|
|
// Temporary workaround for bug in QPlatformScreen::screenForNativeGeometry
|
|
// we need the native geometries to detect our screen, but that's not
|
|
// available in cross-platform code. Will be fixed properly when highDPI
|
|
// support is refactored to expose the native coordinate system.
|
|
|
|
QPlatformScreen *QXcbWindow::screenForNativeGeometry(const QRect &newGeometry) const
|
|
{
|
|
QXcbScreen *currentScreen = static_cast<QXcbScreen*>(screen());
|
|
if (!currentScreen && QGuiApplication::primaryScreen())
|
|
currentScreen = static_cast<QXcbScreen*>(QGuiApplication::primaryScreen()->handle());
|
|
if (currentScreen && !parent() && !currentScreen->nativeGeometry().intersects(newGeometry)) {
|
|
Q_FOREACH (QPlatformScreen* screen, currentScreen->virtualSiblings()) {
|
|
if (static_cast<QXcbScreen*>(screen)->nativeGeometry().intersects(newGeometry))
|
|
return screen;
|
|
}
|
|
}
|
|
return currentScreen;
|
|
}
|
|
|
|
void QXcbWindow::handleConfigureNotifyEvent(const xcb_configure_notify_event_t *event)
|
|
{
|
|
bool fromSendEvent = (event->response_type & 0x80);
|
|
QPoint pos(event->x, event->y);
|
|
if (!parent() && !fromSendEvent && xcbScreen()) {
|
|
// Do not trust the position, query it instead.
|
|
xcb_translate_coordinates_cookie_t cookie = xcb_translate_coordinates(xcb_connection(), xcb_window(),
|
|
xcbScreen()->root(), 0, 0);
|
|
xcb_translate_coordinates_reply_t *reply = xcb_translate_coordinates_reply(xcb_connection(), cookie, NULL);
|
|
if (reply) {
|
|
pos.setX(reply->dst_x);
|
|
pos.setY(reply->dst_y);
|
|
free(reply);
|
|
}
|
|
}
|
|
|
|
const int dpr = devicePixelRatio();
|
|
const QRect nativeRect = QRect(pos, QSize(event->width, event->height));
|
|
const QRect rect = mapGeometryFromNative(nativeRect, dpr);
|
|
|
|
QPlatformWindow::setGeometry(rect);
|
|
QWindowSystemInterface::handleGeometryChange(window(), rect);
|
|
QPlatformScreen *newScreen = screenForNativeGeometry(nativeRect);
|
|
if (newScreen != screen()) {
|
|
if (newScreen)
|
|
QWindowSystemInterface::handleWindowScreenChanged(window(), newScreen->screen());
|
|
int newDpr = newScreen->devicePixelRatio();
|
|
if (newDpr != dpr) {
|
|
QRect newRect = mapGeometryFromNative(nativeRect, newDpr);
|
|
QPlatformWindow::setGeometry(newRect);
|
|
QWindowSystemInterface::handleGeometryChange(window(), newRect);
|
|
}
|
|
}
|
|
|
|
m_configureNotifyPending = false;
|
|
|
|
if (m_deferredExpose) {
|
|
m_deferredExpose = false;
|
|
QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(), geometry().size()));
|
|
}
|
|
|
|
if (m_usingSyncProtocol && m_syncState == SyncReceived)
|
|
m_syncState = SyncAndConfigureReceived;
|
|
|
|
m_dirtyFrameMargins = true;
|
|
}
|
|
|
|
bool QXcbWindow::isExposed() const
|
|
{
|
|
return m_mapped;
|
|
}
|
|
|
|
bool QXcbWindow::isEmbedded(const QPlatformWindow *parentWindow) const
|
|
{
|
|
if (!m_embedded)
|
|
return false;
|
|
|
|
return parentWindow ? (parentWindow == parent()) : true;
|
|
}
|
|
|
|
QPoint QXcbWindow::mapToGlobal(const QPoint &pos) const
|
|
{
|
|
if (!m_embedded)
|
|
return pos;
|
|
|
|
const int dpr = int(devicePixelRatio());
|
|
QPoint ret;
|
|
xcb_translate_coordinates_cookie_t cookie =
|
|
xcb_translate_coordinates(xcb_connection(), xcb_window(), xcbScreen()->root(),
|
|
pos.x() * dpr, pos.y() * dpr);
|
|
xcb_translate_coordinates_reply_t *reply =
|
|
xcb_translate_coordinates_reply(xcb_connection(), cookie, NULL);
|
|
if (reply) {
|
|
ret.setX(reply->dst_x / dpr);
|
|
ret.setY(reply->dst_y / dpr);
|
|
free(reply);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
QPoint QXcbWindow::mapFromGlobal(const QPoint &pos) const
|
|
{
|
|
if (!m_embedded)
|
|
return pos;
|
|
|
|
const int dpr = int(devicePixelRatio());
|
|
QPoint ret;
|
|
xcb_translate_coordinates_cookie_t cookie =
|
|
xcb_translate_coordinates(xcb_connection(), xcbScreen()->root(), xcb_window(),
|
|
pos.x() *dpr, pos.y() * dpr);
|
|
xcb_translate_coordinates_reply_t *reply =
|
|
xcb_translate_coordinates_reply(xcb_connection(), cookie, NULL);
|
|
if (reply) {
|
|
ret.setX(reply->dst_x / dpr);
|
|
ret.setY(reply->dst_y / dpr);
|
|
free(reply);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
void QXcbWindow::handleMapNotifyEvent(const xcb_map_notify_event_t *event)
|
|
{
|
|
if (event->window == m_window) {
|
|
m_mapped = true;
|
|
if (m_deferredActivation)
|
|
requestActivateWindow();
|
|
if (m_configureNotifyPending)
|
|
m_deferredExpose = true;
|
|
else
|
|
QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(), geometry().size() * int(devicePixelRatio())));
|
|
}
|
|
}
|
|
|
|
void QXcbWindow::handleUnmapNotifyEvent(const xcb_unmap_notify_event_t *event)
|
|
{
|
|
if (event->window == m_window) {
|
|
m_mapped = false;
|
|
QWindowSystemInterface::handleExposeEvent(window(), QRegion());
|
|
}
|
|
}
|
|
|
|
void QXcbWindow::handleButtonPressEvent(const xcb_button_press_event_t *event)
|
|
{
|
|
const bool isWheel = event->detail >= 4 && event->detail <= 7;
|
|
if (!isWheel && window() != QGuiApplication::focusWindow()) {
|
|
QWindow *w = static_cast<QWindowPrivate *>(QObjectPrivate::get(window()))->eventReceiver();
|
|
if (!(w->flags() & Qt::WindowDoesNotAcceptFocus))
|
|
w->requestActivate();
|
|
}
|
|
|
|
updateNetWmUserTime(event->time);
|
|
|
|
if (m_embedded) {
|
|
if (window() != QGuiApplication::focusWindow()) {
|
|
const QXcbWindow *container = static_cast<const QXcbWindow *>(parent());
|
|
Q_ASSERT(container != 0);
|
|
|
|
sendXEmbedMessage(container->xcb_window(), XEMBED_REQUEST_FOCUS);
|
|
}
|
|
}
|
|
const int dpr = int(devicePixelRatio());
|
|
QPoint local(event->event_x/dpr, event->event_y/dpr);
|
|
QPoint global(event->root_x/dpr, event->root_y/dpr);
|
|
|
|
Qt::KeyboardModifiers modifiers = connection()->keyboard()->translateModifiers(event->state);
|
|
|
|
if (isWheel) {
|
|
if (!connection()->isUsingXInput21()) {
|
|
// Logic borrowed from qapplication_x11.cpp
|
|
int delta = 120 * ((event->detail == 4 || event->detail == 6) ? 1 : -1);
|
|
bool hor = (((event->detail == 4 || event->detail == 5)
|
|
&& (modifiers & Qt::AltModifier))
|
|
|| (event->detail == 6 || event->detail == 7));
|
|
|
|
QWindowSystemInterface::handleWheelEvent(window(), event->time,
|
|
local, global, delta, hor ? Qt::Horizontal : Qt::Vertical, modifiers);
|
|
}
|
|
return;
|
|
}
|
|
|
|
handleMouseEvent(event->time, local, global, modifiers);
|
|
}
|
|
|
|
void QXcbWindow::handleButtonReleaseEvent(const xcb_button_release_event_t *event)
|
|
{
|
|
const int dpr = int(devicePixelRatio());
|
|
QPoint local(event->event_x/dpr, event->event_y/dpr);
|
|
QPoint global(event->root_x/dpr, event->root_y/dpr);
|
|
Qt::KeyboardModifiers modifiers = connection()->keyboard()->translateModifiers(event->state);
|
|
|
|
if (event->detail >= 4 && event->detail <= 7) {
|
|
// mouse wheel, handled in handleButtonPressEvent()
|
|
return;
|
|
}
|
|
|
|
handleMouseEvent(event->time, local, global, modifiers);
|
|
}
|
|
|
|
void QXcbWindow::handleMotionNotifyEvent(const xcb_motion_notify_event_t *event)
|
|
{
|
|
const int dpr = int(devicePixelRatio());
|
|
QPoint local(event->event_x/dpr, event->event_y/dpr);
|
|
QPoint global(event->root_x/dpr, event->root_y/dpr);
|
|
Qt::KeyboardModifiers modifiers = connection()->keyboard()->translateModifiers(event->state);
|
|
|
|
handleMouseEvent(event->time, local, global, modifiers);
|
|
}
|
|
|
|
QXcbWindow *QXcbWindow::toWindow() { return this; }
|
|
|
|
void QXcbWindow::handleMouseEvent(xcb_timestamp_t time, const QPoint &local, const QPoint &global, Qt::KeyboardModifiers modifiers)
|
|
{
|
|
connection()->setTime(time);
|
|
QWindowSystemInterface::handleMouseEvent(window(), time, local, global, connection()->buttons(), modifiers);
|
|
}
|
|
|
|
static bool ignoreLeaveEvent(const xcb_leave_notify_event_t *event)
|
|
{
|
|
return event->detail == XCB_NOTIFY_DETAIL_VIRTUAL
|
|
|| event->detail == XCB_NOTIFY_DETAIL_NONLINEAR_VIRTUAL;
|
|
}
|
|
|
|
static bool ignoreEnterEvent(const xcb_enter_notify_event_t *event)
|
|
{
|
|
return ((event->mode != XCB_NOTIFY_MODE_NORMAL && event->mode != XCB_NOTIFY_MODE_UNGRAB)
|
|
|| event->detail == XCB_NOTIFY_DETAIL_VIRTUAL
|
|
|| event->detail == XCB_NOTIFY_DETAIL_NONLINEAR_VIRTUAL);
|
|
}
|
|
|
|
class EnterEventChecker
|
|
{
|
|
public:
|
|
bool checkEvent(xcb_generic_event_t *event)
|
|
{
|
|
if (!event)
|
|
return false;
|
|
if ((event->response_type & ~0x80) != XCB_ENTER_NOTIFY)
|
|
return false;
|
|
|
|
xcb_enter_notify_event_t *enter = (xcb_enter_notify_event_t *)event;
|
|
if (ignoreEnterEvent(enter))
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
};
|
|
|
|
void QXcbWindow::handleEnterNotifyEvent(const xcb_enter_notify_event_t *event)
|
|
{
|
|
connection()->setTime(event->time);
|
|
#ifdef XCB_USE_XINPUT2
|
|
connection()->handleEnterEvent(event);
|
|
#endif
|
|
|
|
if (ignoreEnterEvent(event))
|
|
return;
|
|
|
|
const int dpr = int(devicePixelRatio());
|
|
const QPoint local(event->event_x/dpr, event->event_y/dpr);
|
|
const QPoint global(event->root_x/dpr, event->root_y/dpr);
|
|
QWindowSystemInterface::handleEnterEvent(window(), local, global);
|
|
}
|
|
|
|
void QXcbWindow::handleLeaveNotifyEvent(const xcb_leave_notify_event_t *event)
|
|
{
|
|
connection()->setTime(event->time);
|
|
|
|
if (ignoreLeaveEvent(event))
|
|
return;
|
|
|
|
EnterEventChecker checker;
|
|
xcb_enter_notify_event_t *enter = (xcb_enter_notify_event_t *)connection()->checkEvent(checker);
|
|
QXcbWindow *enterWindow = enter ? connection()->platformWindowFromId(enter->event) : 0;
|
|
|
|
if (enterWindow) {
|
|
const int dpr = int(devicePixelRatio());
|
|
QPoint local(enter->event_x/dpr, enter->event_y/dpr);
|
|
QPoint global(enter->root_x/dpr, enter->root_y/dpr);
|
|
|
|
QWindowSystemInterface::handleEnterLeaveEvent(enterWindow->window(), window(), local, global);
|
|
} else {
|
|
QWindowSystemInterface::handleLeaveEvent(window());
|
|
}
|
|
|
|
free(enter);
|
|
}
|
|
|
|
void QXcbWindow::handlePropertyNotifyEvent(const xcb_property_notify_event_t *event)
|
|
{
|
|
connection()->setTime(event->time);
|
|
|
|
const bool propertyDeleted = event->state == XCB_PROPERTY_DELETE;
|
|
|
|
if (event->atom == atom(QXcbAtom::_NET_WM_STATE) || event->atom == atom(QXcbAtom::WM_STATE)) {
|
|
if (propertyDeleted)
|
|
return;
|
|
|
|
Qt::WindowState newState = Qt::WindowNoState;
|
|
if (event->atom == atom(QXcbAtom::WM_STATE)) { // WM_STATE: Quick check for 'Minimize'.
|
|
const xcb_get_property_cookie_t get_cookie =
|
|
xcb_get_property(xcb_connection(), 0, m_window, atom(QXcbAtom::WM_STATE),
|
|
XCB_ATOM_ANY, 0, 1024);
|
|
|
|
xcb_get_property_reply_t *reply =
|
|
xcb_get_property_reply(xcb_connection(), get_cookie, NULL);
|
|
|
|
if (reply && reply->format == 32 && reply->type == atom(QXcbAtom::WM_STATE)) {
|
|
const quint32 *data = (const quint32 *)xcb_get_property_value(reply);
|
|
if (reply->length != 0 && XCB_WM_STATE_ICONIC == data[0])
|
|
newState = Qt::WindowMinimized;
|
|
}
|
|
free(reply);
|
|
} else { // _NET_WM_STATE can't change minimized state
|
|
if (m_lastWindowStateEvent == Qt::WindowMinimized)
|
|
newState = Qt::WindowMinimized;
|
|
}
|
|
|
|
if (newState != Qt::WindowMinimized) { // Something else changed, get _NET_WM_STATE.
|
|
const NetWmStates states = netWmStates();
|
|
if (states & NetWmStateFullScreen)
|
|
newState = Qt::WindowFullScreen;
|
|
else if ((states & NetWmStateMaximizedHorz) && (states & NetWmStateMaximizedVert))
|
|
newState = Qt::WindowMaximized;
|
|
}
|
|
// Send Window state, compress events in case other flags (modality, etc) are changed.
|
|
if (m_lastWindowStateEvent != newState) {
|
|
QWindowSystemInterface::handleWindowStateChanged(window(), newState);
|
|
m_lastWindowStateEvent = newState;
|
|
m_windowState = newState;
|
|
}
|
|
return;
|
|
} else if (event->atom == atom(QXcbAtom::_NET_WORKAREA) && xcbScreen() && event->window == xcbScreen()->root()) {
|
|
xcbScreen()->updateGeometry(event->time);
|
|
}
|
|
}
|
|
|
|
void QXcbWindow::handleFocusInEvent(const xcb_focus_in_event_t *)
|
|
{
|
|
doFocusIn();
|
|
}
|
|
|
|
|
|
void QXcbWindow::handleFocusOutEvent(const xcb_focus_out_event_t *)
|
|
{
|
|
doFocusOut();
|
|
}
|
|
|
|
void QXcbWindow::updateSyncRequestCounter()
|
|
{
|
|
if (m_syncState != SyncAndConfigureReceived) {
|
|
// window manager does not expect a sync event yet.
|
|
return;
|
|
}
|
|
if (m_usingSyncProtocol && (m_syncValue.lo != 0 || m_syncValue.hi != 0)) {
|
|
Q_XCB_CALL(xcb_sync_set_counter(xcb_connection(), m_syncCounter, m_syncValue));
|
|
xcb_flush(xcb_connection());
|
|
|
|
m_syncValue.lo = 0;
|
|
m_syncValue.hi = 0;
|
|
m_syncState = NoSyncNeeded;
|
|
}
|
|
}
|
|
|
|
bool QXcbWindow::setKeyboardGrabEnabled(bool grab)
|
|
{
|
|
if (grab && !connection()->canGrab())
|
|
return false;
|
|
|
|
if (!grab) {
|
|
xcb_ungrab_keyboard(xcb_connection(), XCB_TIME_CURRENT_TIME);
|
|
return true;
|
|
}
|
|
xcb_grab_keyboard_cookie_t cookie = xcb_grab_keyboard(xcb_connection(), false,
|
|
m_window, XCB_TIME_CURRENT_TIME,
|
|
XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC);
|
|
xcb_grab_keyboard_reply_t *reply = xcb_grab_keyboard_reply(xcb_connection(), cookie, NULL);
|
|
bool result = !(!reply || reply->status != XCB_GRAB_STATUS_SUCCESS);
|
|
free(reply);
|
|
return result;
|
|
}
|
|
|
|
bool QXcbWindow::setMouseGrabEnabled(bool grab)
|
|
{
|
|
if (grab && !connection()->canGrab())
|
|
return false;
|
|
|
|
if (!grab) {
|
|
xcb_ungrab_pointer(xcb_connection(), XCB_TIME_CURRENT_TIME);
|
|
return true;
|
|
}
|
|
xcb_grab_pointer_cookie_t cookie = xcb_grab_pointer(xcb_connection(), false, m_window,
|
|
(XCB_EVENT_MASK_BUTTON_PRESS | XCB_EVENT_MASK_BUTTON_RELEASE
|
|
| XCB_EVENT_MASK_BUTTON_MOTION | XCB_EVENT_MASK_ENTER_WINDOW
|
|
| XCB_EVENT_MASK_LEAVE_WINDOW | XCB_EVENT_MASK_POINTER_MOTION),
|
|
XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC,
|
|
XCB_WINDOW_NONE, XCB_CURSOR_NONE,
|
|
XCB_TIME_CURRENT_TIME);
|
|
xcb_grab_pointer_reply_t *reply = xcb_grab_pointer_reply(xcb_connection(), cookie, NULL);
|
|
bool result = !(!reply || reply->status != XCB_GRAB_STATUS_SUCCESS);
|
|
free(reply);
|
|
return result;
|
|
}
|
|
|
|
void QXcbWindow::setCursor(xcb_cursor_t cursor)
|
|
{
|
|
xcb_change_window_attributes(xcb_connection(), m_window, XCB_CW_CURSOR, &cursor);
|
|
xcb_flush(xcb_connection());
|
|
}
|
|
|
|
void QXcbWindow::windowEvent(QEvent *event)
|
|
{
|
|
switch (event->type()) {
|
|
case QEvent::FocusIn:
|
|
if (m_embedded && !event->spontaneous()) {
|
|
QFocusEvent *focusEvent = static_cast<QFocusEvent *>(event);
|
|
switch (focusEvent->reason()) {
|
|
case Qt::TabFocusReason:
|
|
case Qt::BacktabFocusReason:
|
|
{
|
|
const QXcbWindow *container =
|
|
static_cast<const QXcbWindow *>(parent());
|
|
sendXEmbedMessage(container->xcb_window(),
|
|
focusEvent->reason() == Qt::TabFocusReason ?
|
|
XEMBED_FOCUS_NEXT : XEMBED_FOCUS_PREV);
|
|
event->accept();
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
QPlatformWindow::windowEvent(event);
|
|
}
|
|
|
|
bool QXcbWindow::startSystemResize(const QPoint &pos, Qt::Corner corner)
|
|
{
|
|
const int dpr = int(devicePixelRatio());
|
|
const xcb_atom_t moveResize = connection()->atom(QXcbAtom::_NET_WM_MOVERESIZE);
|
|
if (!connection()->wmSupport()->isSupportedByWM(moveResize))
|
|
return false;
|
|
xcb_client_message_event_t xev;
|
|
xev.response_type = XCB_CLIENT_MESSAGE;
|
|
xev.type = moveResize;
|
|
xev.window = xcb_window();
|
|
xev.format = 32;
|
|
const QPoint globalPos = window()->mapToGlobal(pos) * dpr;
|
|
xev.data.data32[0] = globalPos.x();
|
|
xev.data.data32[1] = globalPos.y();
|
|
const bool bottom = corner == Qt::BottomRightCorner || corner == Qt::BottomLeftCorner;
|
|
const bool left = corner == Qt::BottomLeftCorner || corner == Qt::TopLeftCorner;
|
|
if (bottom)
|
|
xev.data.data32[2] = left ? 6 : 4; // bottomleft/bottomright
|
|
else
|
|
xev.data.data32[2] = left ? 0 : 2; // topleft/topright
|
|
xev.data.data32[3] = XCB_BUTTON_INDEX_1;
|
|
xev.data.data32[4] = 0;
|
|
xcb_ungrab_pointer(connection()->xcb_connection(), XCB_CURRENT_TIME);
|
|
xcb_send_event(connection()->xcb_connection(), false, xcbScreen()->root(),
|
|
XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT | XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY,
|
|
(const char *)&xev);
|
|
return true;
|
|
}
|
|
|
|
// Sends an XEmbed message.
|
|
void QXcbWindow::sendXEmbedMessage(xcb_window_t window, quint32 message,
|
|
quint32 detail, quint32 data1, quint32 data2)
|
|
{
|
|
xcb_client_message_event_t event;
|
|
|
|
event.response_type = XCB_CLIENT_MESSAGE;
|
|
event.format = 32;
|
|
event.window = window;
|
|
event.type = atom(QXcbAtom::_XEMBED);
|
|
event.data.data32[0] = connection()->time();
|
|
event.data.data32[1] = message;
|
|
event.data.data32[2] = detail;
|
|
event.data.data32[3] = data1;
|
|
event.data.data32[4] = data2;
|
|
Q_XCB_CALL(xcb_send_event(xcb_connection(), false, window,
|
|
XCB_EVENT_MASK_NO_EVENT, (const char *)&event));
|
|
}
|
|
|
|
static bool activeWindowChangeQueued(const QWindow *window)
|
|
{
|
|
/* Check from window system event queue if the next queued activation
|
|
* targets a window other than @window.
|
|
*/
|
|
QWindowSystemInterfacePrivate::ActivatedWindowEvent *systemEvent =
|
|
static_cast<QWindowSystemInterfacePrivate::ActivatedWindowEvent *>
|
|
(QWindowSystemInterfacePrivate::peekWindowSystemEvent(QWindowSystemInterfacePrivate::ActivatedWindow));
|
|
return systemEvent && systemEvent->activated != window;
|
|
}
|
|
|
|
void QXcbWindow::handleXEmbedMessage(const xcb_client_message_event_t *event)
|
|
{
|
|
connection()->setTime(event->data.data32[0]);
|
|
switch (event->data.data32[1]) {
|
|
case XEMBED_WINDOW_ACTIVATE:
|
|
case XEMBED_WINDOW_DEACTIVATE:
|
|
break;
|
|
case XEMBED_EMBEDDED_NOTIFY:
|
|
Q_XCB_CALL(xcb_map_window(xcb_connection(), m_window));
|
|
xcbScreen()->windowShown(this);
|
|
// Without Qt::WA_TranslucentBackground, we use a ParentRelative BackPixmap.
|
|
// Clear the whole tray icon window to its background color as early as possible
|
|
// so that we can get a clean result from grabWindow() later.
|
|
Q_XCB_CALL(xcb_clear_area(xcb_connection(), false, m_window, 0, 0, geometry().width(), geometry().height()));
|
|
xcb_flush(xcb_connection());
|
|
break;
|
|
case XEMBED_FOCUS_IN:
|
|
Qt::FocusReason reason;
|
|
switch (event->data.data32[2]) {
|
|
case XEMBED_FOCUS_FIRST:
|
|
reason = Qt::TabFocusReason;
|
|
break;
|
|
case XEMBED_FOCUS_LAST:
|
|
reason = Qt::BacktabFocusReason;
|
|
break;
|
|
case XEMBED_FOCUS_CURRENT:
|
|
default:
|
|
reason = Qt::OtherFocusReason;
|
|
break;
|
|
}
|
|
connection()->setFocusWindow(static_cast<QXcbWindow*>(window()->handle()));
|
|
QWindowSystemInterface::handleWindowActivated(window(), reason);
|
|
break;
|
|
case XEMBED_FOCUS_OUT:
|
|
if (window() == QGuiApplication::focusWindow()
|
|
&& !activeWindowChangeQueued(window())) {
|
|
connection()->setFocusWindow(0);
|
|
QWindowSystemInterface::handleWindowActivated(0);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static inline xcb_rectangle_t qRectToXCBRectangle(const QRect &r)
|
|
{
|
|
xcb_rectangle_t result;
|
|
result.x = qMax(SHRT_MIN, r.x());
|
|
result.y = qMax(SHRT_MIN, r.y());
|
|
result.width = qMin((int)USHRT_MAX, r.width());
|
|
result.height = qMin((int)USHRT_MAX, r.height());
|
|
return result;
|
|
}
|
|
|
|
void QXcbWindow::setOpacity(qreal level)
|
|
{
|
|
if (!m_window)
|
|
return;
|
|
|
|
quint32 value = qRound64(qBound(qreal(0), level, qreal(1)) * 0xffffffff);
|
|
|
|
Q_XCB_CALL(xcb_change_property(xcb_connection(),
|
|
XCB_PROP_MODE_REPLACE,
|
|
m_window,
|
|
atom(QXcbAtom::_NET_WM_WINDOW_OPACITY),
|
|
XCB_ATOM_CARDINAL,
|
|
32,
|
|
1,
|
|
(uchar *)&value));
|
|
}
|
|
|
|
void QXcbWindow::setMask(const QRegion ®ion)
|
|
{
|
|
if (!connection()->hasXShape())
|
|
return;
|
|
if (region.isEmpty()) {
|
|
xcb_shape_mask(connection()->xcb_connection(), XCB_SHAPE_SO_SET,
|
|
XCB_SHAPE_SK_BOUNDING, xcb_window(), 0, 0, XCB_NONE);
|
|
} else {
|
|
const int dpr = devicePixelRatio();
|
|
QVector<xcb_rectangle_t> rects;
|
|
foreach (const QRect &r, region.rects())
|
|
rects.push_back(qRectToXCBRectangle(mapToNative(r, dpr)));
|
|
xcb_shape_rectangles(connection()->xcb_connection(), XCB_SHAPE_SO_SET,
|
|
XCB_SHAPE_SK_BOUNDING, XCB_CLIP_ORDERING_UNSORTED,
|
|
xcb_window(), 0, 0, rects.size(), &rects[0]);
|
|
}
|
|
}
|
|
|
|
void QXcbWindow::setAlertState(bool enabled)
|
|
{
|
|
if (m_alertState == enabled)
|
|
return;
|
|
|
|
m_alertState = enabled;
|
|
|
|
changeNetWmState(enabled, atom(QXcbAtom::_NET_WM_STATE_DEMANDS_ATTENTION));
|
|
}
|
|
|
|
bool QXcbWindow::needsSync() const
|
|
{
|
|
return m_syncState == SyncAndConfigureReceived;
|
|
}
|
|
|
|
void QXcbWindow::postSyncWindowRequest()
|
|
{
|
|
if (!m_pendingSyncRequest) {
|
|
QXcbSyncWindowRequest *e = new QXcbSyncWindowRequest(this);
|
|
m_pendingSyncRequest = e;
|
|
QCoreApplication::postEvent(xcbScreen()->connection(), e);
|
|
}
|
|
}
|
|
|
|
qreal QXcbWindow::devicePixelRatio() const
|
|
{
|
|
return xcbScreen() ? xcbScreen()->devicePixelRatio() : 1.0;
|
|
}
|
|
|
|
QXcbScreen *QXcbWindow::xcbScreen() const
|
|
{
|
|
return static_cast<QXcbScreen *>(screen());
|
|
}
|
|
|
|
QT_END_NAMESPACE
|