qt6-bb10/src/plugins/platforms/cocoa/qnsview.mm

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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
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** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
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****************************************************************************/
#include <QtCore/qglobal.h>
#include <Carbon/Carbon.h>
#include "qnsview.h"
#include "qcocoawindow.h"
#include "qcocoahelpers.h"
#include "qcocoaautoreleasepool.h"
#include "qmultitouch_mac_p.h"
#include "qcocoadrag.h"
#include <qpa/qplatformintegration.h>
#include <qpa/qwindowsysteminterface.h>
#include <QtGui/QTextFormat>
#include <QtCore/QDebug>
#include <private/qguiapplication_p.h>
#ifdef QT_COCOA_ENABLE_ACCESSIBILITY_INSPECTOR
#include <accessibilityinspector.h>
#endif
static QTouchDevice *touchDevice = 0;
@interface NSEvent (Qt_Compile_Leopard_DeviceDelta)
- (CGFloat)deviceDeltaX;
- (CGFloat)deviceDeltaY;
- (CGFloat)deviceDeltaZ;
@end
@implementation QNSView
- (id) init
{
self = [super initWithFrame : NSMakeRect(0,0, 300,300)];
if (self) {
m_cgImage = 0;
m_window = 0;
m_buttons = Qt::NoButton;
m_sendKeyEvent = false;
currentCustomDragTypes = 0;
if (!touchDevice) {
touchDevice = new QTouchDevice;
touchDevice->setType(QTouchDevice::TouchPad);
touchDevice->setCapabilities(QTouchDevice::Position | QTouchDevice::NormalizedPosition);
QWindowSystemInterface::registerTouchDevice(touchDevice);
}
}
return self;
}
- (id)initWithQWindow:(QWindow *)window platformWindow:(QCocoaWindow *) platformWindow
{
self = [self init];
if (!self)
return 0;
m_window = window;
m_platformWindow = platformWindow;
m_accessibleRoot = 0;
m_sendKeyEvent = false;
#ifdef QT_COCOA_ENABLE_ACCESSIBILITY_INSPECTOR
// prevent rift in space-time continuum, disable
// accessibility for the accessibility inspector's windows.
static bool skipAccessibilityForInspectorWindows = false;
if (!skipAccessibilityForInspectorWindows) {
m_accessibleRoot = window->accessibleRoot();
AccessibilityInspector *inspector = new AccessibilityInspector(window);
skipAccessibilityForInspectorWindows = true;
inspector->inspectWindow(window);
skipAccessibilityForInspectorWindows = false;
}
#else
m_accessibleRoot = window->accessibleRoot();
#endif
[self registerDragTypes];
[self setPostsFrameChangedNotifications : YES];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(updateGeometry)
name:NSViewFrameDidChangeNotification
object:self];
return self;
}
- (void)updateGeometry
{
QRect geometry;
if (m_platformWindow->m_nsWindow) {
// top level window, get window rect and flip y.
NSRect rect = [self frame];
NSRect windowRect = [[self window] frame];
geometry = QRect(windowRect.origin.x, qt_mac_flipYCoordinate(windowRect.origin.y + rect.size.height), rect.size.width, rect.size.height);
} else {
// child window, use the frame rect
geometry = qt_mac_toQRect([self frame]);
}
#ifdef QT_COCOA_ENABLE_WINDOW_DEBUG
qDebug() << "QNSView::udpateGeometry" << m_platformWindow << geometry;
#endif
// Call setGeometry on QPlatformWindow. (not on QCocoaWindow,
// doing that will initiate a geometry change it and possibly create
// an infinite loop when this notification is triggered again.)
m_platformWindow->QPlatformWindow::setGeometry(geometry);
// Send a geometry change event to Qt, if it's ready to handle events
if (!m_platformWindow->m_inConstructor) {
QWindowSystemInterface::handleGeometryChange(m_window, geometry);
QWindowSystemInterface::flushWindowSystemEvents();
}
}
- (void)windowNotification : (NSNotification *) windowNotification
{
//qDebug() << "windowNotification" << QCFString::toQString([windowNotification name]);
NSString *notificationName = [windowNotification name];
if (notificationName == NSWindowDidBecomeKeyNotification) {
if (!m_platformWindow->windowIsPopupType())
QWindowSystemInterface::handleWindowActivated(m_window);
} else if (notificationName == NSWindowDidResignKeyNotification) {
// key window will be non-nil if another window became key... do not
// set the active window to zero here, the new key window's
// NSWindowDidBecomeKeyNotification hander will change the active window
NSWindow *keyWindow = [NSApp keyWindow];
if (!keyWindow) {
// no new key window, go ahead and set the active window to zero
if (!m_platformWindow->windowIsPopupType())
QWindowSystemInterface::handleWindowActivated(0);
}
} else if (notificationName == NSWindowDidMiniaturizeNotification) {
QWindowSystemInterface::handleWindowStateChanged(m_window, Qt::WindowMinimized);
} else if (notificationName == NSWindowDidDeminiaturizeNotification) {
QWindowSystemInterface::handleWindowStateChanged(m_window, Qt::WindowNoState);
// Qt expects an expose event after restore/deminiaturize. This also needs
// to be a non-synchronous event to make sure it gets processed after
// the state change event sent above.
QWindowSystemInterface::handleExposeEvent(m_window, QRegion(m_window->geometry()));
} else {
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
if (QSysInfo::QSysInfo::MacintoshVersion >= QSysInfo::MV_10_7) {
if (notificationName == NSWindowDidEnterFullScreenNotification) {
QWindowSystemInterface::handleWindowStateChanged(m_window, Qt::WindowFullScreen);
} else if (notificationName == NSWindowDidExitFullScreenNotification) {
QWindowSystemInterface::handleWindowStateChanged(m_window, Qt::WindowNoState);
}
}
#endif
}
}
- (void) setImage:(QImage *)image
{
CGImageRelease(m_cgImage);
int width = image->width();
int height = image->height();
if (width <= 0 || height <= 0) {
qWarning() << Q_FUNC_INFO <<
"setting invalid size" << width << "x" << height << "for qnsview image";
m_cgImage = 0;
return;
}
const uchar *imageData = image->bits();
int bitDepth = image->depth();
int colorBufferSize = 8;
int bytesPrLine = image->bytesPerLine();
CGColorSpaceRef cgColourSpaceRef = CGColorSpaceCreateDeviceRGB();
CGDataProviderRef cgDataProviderRef = CGDataProviderCreateWithData(
NULL,
imageData,
image->byteCount(),
NULL);
m_cgImage = CGImageCreate(width,
height,
colorBufferSize,
bitDepth,
bytesPrLine,
cgColourSpaceRef,
kCGBitmapByteOrder32Little | kCGImageAlphaNoneSkipFirst,
cgDataProviderRef,
NULL,
false,
kCGRenderingIntentDefault);
CGColorSpaceRelease(cgColourSpaceRef);
}
- (void) drawRect:(NSRect)dirtyRect
{
if (!m_cgImage)
return;
CGRect dirtyCGRect = NSRectToCGRect(dirtyRect);
NSGraphicsContext *nsGraphicsContext = [NSGraphicsContext currentContext];
CGContextRef cgContext = (CGContextRef) [nsGraphicsContext graphicsPort];
CGContextSaveGState( cgContext );
int dy = dirtyCGRect.origin.y + CGRectGetMaxY(dirtyCGRect);
CGContextTranslateCTM(cgContext, 0, dy);
CGContextScaleCTM(cgContext, 1, -1);
CGImageRef subImage = CGImageCreateWithImageInRect(m_cgImage, dirtyCGRect);
CGContextDrawImage(cgContext,dirtyCGRect,subImage);
CGContextRestoreGState(cgContext);
CGImageRelease(subImage);
}
- (BOOL) isFlipped
{
return YES;
}
- (BOOL)acceptsFirstResponder
{
return YES;
}
- (BOOL)acceptsFirstMouse:(NSEvent *)theEvent
{
Q_UNUSED(theEvent);
return YES;
}
- (void)handleMouseEvent:(NSEvent *)theEvent
{
// Calculate the mouse position in the QWindow and Qt screen coordinate system,
// starting from coordinates in the NSWindow coordinate system.
//
// This involves translating according to the window location on screen,
// as well as inverting the y coordinate due to the origin change.
//
// Coordinate system overview, outer to innermost:
//
// Name Origin
//
// OS X screen bottom-left
// Qt screen top-left
// NSWindow bottom-left
// NSView/QWindow top-left
//
// NSView and QWindow are equal coordinate systems: the QWindow covers the
// entire NSView, and we've set the NSView's isFlipped property to true.
NSPoint nsWindowPoint = [theEvent locationInWindow]; // NSWindow coordinates
NSPoint nsViewPoint = [self convertPoint: nsWindowPoint fromView: nil]; // NSView/QWindow coordinates
QPoint qtWindowPoint(nsViewPoint.x, nsViewPoint.y); // NSView/QWindow coordinates
QPoint qtScreenPoint;
NSWindow *window = [self window];
// Use convertRectToScreen if available (added in 10.7).
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
if ([window respondsToSelector:@selector(convertRectToScreen:)]) {
NSRect screenRect = [window convertRectToScreen : NSMakeRect(nsWindowPoint.x, nsWindowPoint.y, 0, 0)]; // OS X screen coordinates
qtScreenPoint = QPoint(screenRect.origin.x, qt_mac_flipYCoordinate(screenRect.origin.y)); // Qt screen coordinates
} else
#endif
{
NSPoint screenPoint = [window convertBaseToScreen : NSMakePoint(nsWindowPoint.x, nsWindowPoint.y)];
qtScreenPoint = QPoint(screenPoint.x, qt_mac_flipYCoordinate(screenPoint.y));
}
ulong timestamp = [theEvent timestamp] * 1000;
QCocoaDrag* nativeDrag = static_cast<QCocoaDrag *>(QGuiApplicationPrivate::platformIntegration()->drag());
nativeDrag->setLastMouseEvent(theEvent, self);
Qt::KeyboardModifiers keyboardModifiers = [self convertKeyModifiers:[theEvent modifierFlags]];
QWindowSystemInterface::handleMouseEvent(m_window, timestamp, qtWindowPoint, qtScreenPoint, m_buttons, keyboardModifiers);
}
- (void)handleFrameStrutMouseEvent:(NSEvent *)theEvent
{
// get m_buttons in sync
NSEventType ty = [theEvent type];
switch (ty) {
case NSLeftMouseDown:
m_buttons |= Qt::LeftButton;
break;
case NSLeftMouseUp:
m_buttons &= QFlag(~int(Qt::LeftButton));
break;
case NSRightMouseDown:
m_buttons |= Qt::RightButton;
break;
case NSRightMouseUp:
m_buttons &= QFlag(~int(Qt::RightButton));
break;
default:
break;
}
NSWindow *window = [self window];
int windowHeight = [window frame].size.height;
NSPoint windowPoint = [theEvent locationInWindow];
NSPoint nsViewPoint = [self convertPoint: windowPoint fromView: nil];
QPoint qtWindowPoint = QPoint(nsViewPoint.x, windowHeight - nsViewPoint.y);
NSPoint screenPoint = [window convertBaseToScreen : windowPoint];
QPoint qtScreenPoint = QPoint(screenPoint.x, qt_mac_flipYCoordinate(screenPoint.y));
ulong timestamp = [theEvent timestamp] * 1000;
QWindowSystemInterface::handleFrameStrutMouseEvent(m_window, timestamp, qtWindowPoint, qtScreenPoint, m_buttons);
}
- (void)mouseDown:(NSEvent *)theEvent
{
if (m_platformWindow->m_activePopupWindow) {
QWindowSystemInterface::handleCloseEvent(m_platformWindow->m_activePopupWindow);
QWindowSystemInterface::flushWindowSystemEvents();
m_platformWindow->m_activePopupWindow = 0;
}
if ([self hasMarkedText]) {
NSInputManager* inputManager = [NSInputManager currentInputManager];
if ([inputManager wantsToHandleMouseEvents]) {
[inputManager handleMouseEvent:theEvent];
}
} else {
m_buttons |= Qt::LeftButton;
[self handleMouseEvent:theEvent];
}
}
- (void)mouseDragged:(NSEvent *)theEvent
{
if (!(m_buttons & Qt::LeftButton))
qWarning("QNSView mouseDragged: Internal mouse button tracking invalid (missing Qt::LeftButton)");
[self handleMouseEvent:theEvent];
}
- (void)mouseUp:(NSEvent *)theEvent
{
m_buttons &= QFlag(~int(Qt::LeftButton));
[self handleMouseEvent:theEvent];
}
- (void)mouseMoved:(NSEvent *)theEvent
{
[self handleMouseEvent:theEvent];
}
- (void)mouseEntered:(NSEvent *)theEvent
{
Q_UNUSED(theEvent);
QWindowSystemInterface::handleEnterEvent(m_window);
}
- (void)mouseExited:(NSEvent *)theEvent
{
Q_UNUSED(theEvent);
QWindowSystemInterface::handleLeaveEvent(m_window);
}
- (void)rightMouseDown:(NSEvent *)theEvent
{
m_buttons |= Qt::RightButton;
[self handleMouseEvent:theEvent];
}
- (void)rightMouseDragged:(NSEvent *)theEvent
{
if (!(m_buttons & Qt::RightButton))
qWarning("QNSView rightMouseDragged: Internal mouse button tracking invalid (missing Qt::RightButton)");
[self handleMouseEvent:theEvent];
}
- (void)rightMouseUp:(NSEvent *)theEvent
{
m_buttons &= QFlag(~int(Qt::RightButton));
[self handleMouseEvent:theEvent];
}
- (void)otherMouseDown:(NSEvent *)theEvent
{
switch ([theEvent buttonNumber]) {
case 3:
m_buttons |= Qt::MiddleButton;
break;
case 4:
m_buttons |= Qt::ExtraButton1; // AKA Qt::BackButton
break;
case 5:
m_buttons |= Qt::ExtraButton2; // AKA Qt::ForwardButton
break;
case 6:
m_buttons |= Qt::ExtraButton3;
break;
case 7:
m_buttons |= Qt::ExtraButton4;
break;
case 8:
m_buttons |= Qt::ExtraButton5;
break;
case 9:
m_buttons |= Qt::ExtraButton6;
break;
case 10:
m_buttons |= Qt::ExtraButton7;
break;
case 11:
m_buttons |= Qt::ExtraButton8;
break;
case 12:
m_buttons |= Qt::ExtraButton9;
break;
case 13:
m_buttons |= Qt::ExtraButton10;
break;
case 14:
m_buttons |= Qt::ExtraButton11;
break;
case 15:
m_buttons |= Qt::ExtraButton12;
break;
case 16:
m_buttons |= Qt::ExtraButton13;
break;
default:
m_buttons |= Qt::MiddleButton;
break;
}
[self handleMouseEvent:theEvent];
}
- (void)otherMouseDragged:(NSEvent *)theEvent
{
if (!(m_buttons & ~(Qt::LeftButton | Qt::RightButton)))
qWarning("QNSView otherMouseDragged: Internal mouse button tracking invalid (missing Qt::MiddleButton or Qt::ExtraButton*)");
[self handleMouseEvent:theEvent];
}
- (void)otherMouseUp:(NSEvent *)theEvent
{
switch ([theEvent buttonNumber]) {
case 3:
m_buttons &= QFlag(~int(Qt::MiddleButton));
break;
case 4:
m_buttons &= QFlag(~int(Qt::ExtraButton1)); // AKA Qt::BackButton
break;
case 5:
m_buttons &= QFlag(~int(Qt::ExtraButton2)); // AKA Qt::ForwardButton
break;
case 6:
m_buttons &= QFlag(~int(Qt::ExtraButton3));
break;
case 7:
m_buttons &= QFlag(~int(Qt::ExtraButton4));
break;
case 8:
m_buttons &= QFlag(~int(Qt::ExtraButton5));
break;
case 9:
m_buttons &= QFlag(~int(Qt::ExtraButton6));
break;
case 10:
m_buttons &= QFlag(~int(Qt::ExtraButton7));
break;
case 11:
m_buttons &= QFlag(~int(Qt::ExtraButton8));
break;
case 12:
m_buttons &= QFlag(~int(Qt::ExtraButton9));
break;
case 13:
m_buttons &= QFlag(~int(Qt::ExtraButton10));
break;
case 14:
m_buttons &= QFlag(~int(Qt::ExtraButton11));
break;
case 15:
m_buttons &= QFlag(~int(Qt::ExtraButton12));
break;
case 16:
m_buttons &= QFlag(~int(Qt::ExtraButton13));
break;
default:
m_buttons &= QFlag(~int(Qt::MiddleButton));
break;
}
[self handleMouseEvent:theEvent];
}
- (void)touchesBeganWithEvent:(NSEvent *)event
{
const NSTimeInterval timestamp = [event timestamp];
const QList<QWindowSystemInterface::TouchPoint> points = QCocoaTouch::getCurrentTouchPointList(event, /*acceptSingleTouch= ### true or false?*/false);
QWindowSystemInterface::handleTouchEvent(m_window, timestamp * 1000, touchDevice, points);
}
- (void)touchesMovedWithEvent:(NSEvent *)event
{
const NSTimeInterval timestamp = [event timestamp];
const QList<QWindowSystemInterface::TouchPoint> points = QCocoaTouch::getCurrentTouchPointList(event, /*acceptSingleTouch= ### true or false?*/false);
QWindowSystemInterface::handleTouchEvent(m_window, timestamp * 1000, touchDevice, points);
}
- (void)touchesEndedWithEvent:(NSEvent *)event
{
const NSTimeInterval timestamp = [event timestamp];
const QList<QWindowSystemInterface::TouchPoint> points = QCocoaTouch::getCurrentTouchPointList(event, /*acceptSingleTouch= ### true or false?*/false);
QWindowSystemInterface::handleTouchEvent(m_window, timestamp * 1000, touchDevice, points);
}
- (void)touchesCancelledWithEvent:(NSEvent *)event
{
const NSTimeInterval timestamp = [event timestamp];
const QList<QWindowSystemInterface::TouchPoint> points = QCocoaTouch::getCurrentTouchPointList(event, /*acceptSingleTouch= ### true or false?*/false);
QWindowSystemInterface::handleTouchEvent(m_window, timestamp * 1000, touchDevice, points);
}
#ifndef QT_NO_WHEELEVENT
- (void)scrollWheel:(NSEvent *)theEvent
{
const EventRef carbonEvent = (EventRef)[theEvent eventRef];
const UInt32 carbonEventKind = carbonEvent ? ::GetEventKind(carbonEvent) : 0;
const bool scrollEvent = carbonEventKind == kEventMouseScroll;
QPoint angleDelta;
if (scrollEvent) {
// The mouse device contains pixel scroll wheel support (Mighty Mouse, Trackpad).
// Since deviceDelta is delivered as pixels rather than degrees, we need to
// convert from pixels to degrees in a sensible manner.
// It looks like 1/4 degrees per pixel behaves most native.
// (NB: Qt expects the unit for delta to be 8 per degree):
const int pixelsToDegrees = 2; // 8 * 1/4
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
if ([theEvent respondsToSelector:@selector(scrollingDeltaX)]) {
angleDelta.setX([theEvent scrollingDeltaX] * pixelsToDegrees);
angleDelta.setY([theEvent scrollingDeltaY] * pixelsToDegrees);
} else
#endif
{
angleDelta.setX([theEvent deviceDeltaX] * pixelsToDegrees);
angleDelta.setY([theEvent deviceDeltaY] * pixelsToDegrees);
}
} else {
// carbonEventKind == kEventMouseWheelMoved
// Remove acceleration, and use either -120 or 120 as delta:
angleDelta.setX(qBound(-120, int([theEvent deltaX] * 10000), 120));
angleDelta.setY(qBound(-120, int([theEvent deltaY] * 10000), 120));
}
QPoint pixelDelta;
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
if ([theEvent respondsToSelector:@selector(scrollingDeltaX)]) {
if ([theEvent hasPreciseScrollingDeltas]) {
pixelDelta.setX([theEvent scrollingDeltaX]);
pixelDelta.setY([theEvent scrollingDeltaY]);
} else {
// docs: "In the case of !hasPreciseScrollingDeltas, multiply the delta with the line width."
// scrollingDeltaX seems to return a minimum value of 0.1 in this case, map that to two pixels.
const CGFloat lineWithEstimate = 20.0;
pixelDelta.setX([theEvent scrollingDeltaX] * lineWithEstimate);
pixelDelta.setY([theEvent scrollingDeltaY] * lineWithEstimate);
}
}
#endif
NSPoint windowPoint = [self convertPoint: [theEvent locationInWindow] fromView: nil];
QPoint qt_windowPoint(windowPoint.x, windowPoint.y);
NSTimeInterval timestamp = [theEvent timestamp];
ulong qt_timestamp = timestamp * 1000;
// Set keyboard modifiers depending on event phase. A two-finger trackpad flick
// generates a stream of scroll events. We want the keyboard modifier state to
// be the state at the beginning of the flick in order to avoid changing the
// interpretation of the events mid-stream. One example of this happening would
// be when pressing cmd after scrolling in Qt Creator: not taking the phase into
// account causes the end of the event stream to be interpreted as font size changes.
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
if ([theEvent respondsToSelector:@selector(scrollingDeltaX)]) {
NSEventPhase phase = [theEvent phase];
if (phase == NSEventPhaseBegan) {
currentWheelModifiers = [self convertKeyModifiers:[theEvent modifierFlags]];
}
QWindowSystemInterface::handleWheelEvent(m_window, qt_timestamp, qt_windowPoint, qt_windowPoint, pixelDelta, angleDelta, currentWheelModifiers);
if (phase == NSEventPhaseEnded || phase == NSEventPhaseCancelled) {
currentWheelModifiers = Qt::NoModifier;
}
}
#else
QWindowSystemInterface::handleWheelEvent(m_window, qt_timestamp, qt_windowPoint, qt_windowPoint, pixelDelta, angleDelta,
[self convertKeyModifiers:[theEvent modifierFlags]]);
#endif
}
#endif //QT_NO_WHEELEVENT
- (int) convertKeyCode : (QChar)keyChar
{
return qt_mac_cocoaKey2QtKey(keyChar);
}
- (Qt::KeyboardModifiers) convertKeyModifiers : (ulong)modifierFlags
{
Qt::KeyboardModifiers qtMods =Qt::NoModifier;
if (modifierFlags & NSShiftKeyMask)
qtMods |= Qt::ShiftModifier;
if (modifierFlags & NSControlKeyMask)
qtMods |= Qt::MetaModifier;
if (modifierFlags & NSAlternateKeyMask)
qtMods |= Qt::AltModifier;
if (modifierFlags & NSCommandKeyMask)
qtMods |= Qt::ControlModifier;
if (modifierFlags & NSNumericPadKeyMask)
qtMods |= Qt::KeypadModifier;
return qtMods;
}
- (void)handleKeyEvent:(NSEvent *)nsevent eventType:(int)eventType
{
ulong timestamp = [nsevent timestamp] * 1000;
Qt::KeyboardModifiers modifiers = [self convertKeyModifiers:[nsevent modifierFlags]];
NSString *charactersIgnoringModifiers = [nsevent charactersIgnoringModifiers];
QChar ch;
int keyCode;
if ([charactersIgnoringModifiers length] > 0) {
// convert the first character into a key code
ch = QChar([charactersIgnoringModifiers characterAtIndex:0]);
keyCode = [self convertKeyCode:ch];
} else {
// might be a dead key
ch = QChar::ReplacementCharacter;
keyCode = Qt::Key_unknown;
}
// we will send a key event unless the input method sets m_sendKeyEvent to false
m_sendKeyEvent = true;
QString text;
if (eventType == QEvent::KeyPress) {
// ignore text for the U+F700-U+F8FF range. This is used by Cocoa when
// delivering function keys (e.g. arrow keys, backspace, F1-F35, etc.)
if ([charactersIgnoringModifiers length] == 1 && (ch.unicode() < 0xf700 || ch.unicode() > 0xf8ff))
text = QCFString::toQString([nsevent characters]);
if (m_composingText.isEmpty())
m_sendKeyEvent = !QWindowSystemInterface::tryHandleShortcutEvent(m_window, timestamp, keyCode, modifiers, text);
QObject *fo = QGuiApplication::focusObject();
if (m_sendKeyEvent && fo) {
QInputMethodQueryEvent queryEvent(Qt::ImEnabled | Qt::ImHints);
if (QCoreApplication::sendEvent(fo, &queryEvent)) {
bool imEnabled = queryEvent.value(Qt::ImEnabled).toBool();
Qt::InputMethodHints hints = static_cast<Qt::InputMethodHints>(queryEvent.value(Qt::ImHints).toUInt());
if (imEnabled && !(hints & Qt::ImhDigitsOnly || hints & Qt::ImhFormattedNumbersOnly || hints & Qt::ImhHiddenText)) {
// pass the key event to the input method. note that m_sendKeyEvent may be set to false during this call
[self interpretKeyEvents:[NSArray arrayWithObject:nsevent]];
}
}
}
}
if (m_sendKeyEvent && m_composingText.isEmpty())
QWindowSystemInterface::handleKeyEvent(m_window, timestamp, QEvent::Type(eventType), keyCode, modifiers, text);
m_sendKeyEvent = false;
}
- (void)keyDown:(NSEvent *)nsevent
{
[self handleKeyEvent:nsevent eventType:int(QEvent::KeyPress)];
}
- (void)keyUp:(NSEvent *)nsevent
{
[self handleKeyEvent:nsevent eventType:int(QEvent::KeyRelease)];
}
- (void)flagsChanged:(NSEvent *)nsevent
{
ulong timestamp = [nsevent timestamp] * 1000;
ulong modifiers = [nsevent modifierFlags];
Qt::KeyboardModifiers qmodifiers = [self convertKeyModifiers:modifiers];
// calculate the delta and remember the current modifiers for next time
static ulong m_lastKnownModifiers;
ulong lastKnownModifiers = m_lastKnownModifiers;
ulong delta = lastKnownModifiers ^ modifiers;
m_lastKnownModifiers = modifiers;
struct qt_mac_enum_mapper
{
ulong mac_mask;
Qt::Key qt_code;
};
static qt_mac_enum_mapper modifier_key_symbols[] = {
{ NSShiftKeyMask, Qt::Key_Shift },
{ NSControlKeyMask, Qt::Key_Meta },
{ NSCommandKeyMask, Qt::Key_Control },
{ NSAlternateKeyMask, Qt::Key_Alt },
{ NSAlphaShiftKeyMask, Qt::Key_CapsLock },
{ 0ul, Qt::Key_unknown } };
for (int i = 0; modifier_key_symbols[i].mac_mask != 0u; ++i) {
uint mac_mask = modifier_key_symbols[i].mac_mask;
if ((delta & mac_mask) == 0u)
continue;
QWindowSystemInterface::handleKeyEvent(m_window,
timestamp,
(lastKnownModifiers & mac_mask) ? QEvent::KeyRelease : QEvent::KeyPress,
modifier_key_symbols[i].qt_code,
qmodifiers);
}
}
- (void) doCommandBySelector:(SEL)aSelector
{
[self tryToPerform:aSelector with:self];
}
- (void) insertText:(id)aString replacementRange:(NSRange)replacementRange
{
Q_UNUSED(replacementRange)
if (m_sendKeyEvent && m_composingText.isEmpty()) {
// don't send input method events for simple text input (let handleKeyEvent send key events instead)
return;
}
QString commitString;
if ([aString length]) {
if ([aString isKindOfClass:[NSAttributedString class]]) {
commitString = QCFString::toQString(reinterpret_cast<CFStringRef>([aString string]));
} else {
commitString = QCFString::toQString(reinterpret_cast<CFStringRef>(aString));
};
}
QObject *fo = QGuiApplication::focusObject();
if (fo) {
QInputMethodQueryEvent queryEvent(Qt::ImEnabled);
if (QCoreApplication::sendEvent(fo, &queryEvent)) {
if (queryEvent.value(Qt::ImEnabled).toBool()) {
QInputMethodEvent e;
e.setCommitString(commitString);
QCoreApplication::sendEvent(fo, &e);
// prevent handleKeyEvent from sending a key event
m_sendKeyEvent = false;
}
}
}
m_composingText.clear();
}
- (void) setMarkedText:(id)aString selectedRange:(NSRange)selectedRange replacementRange:(NSRange)replacementRange
{
Q_UNUSED(replacementRange)
QString preeditString;
QList<QInputMethodEvent::Attribute> attrs;
attrs<<QInputMethodEvent::Attribute(QInputMethodEvent::Cursor, selectedRange.location + selectedRange.length, 1, QVariant());
if ([aString isKindOfClass:[NSAttributedString class]]) {
// Preedit string has attribution
preeditString = QCFString::toQString(reinterpret_cast<CFStringRef>([aString string]));
int composingLength = preeditString.length();
int index = 0;
// Create attributes for individual sections of preedit text
while (index < composingLength) {
NSRange effectiveRange;
NSRange range = NSMakeRange(index, composingLength-index);
NSDictionary *attributes = [aString attributesAtIndex:index
longestEffectiveRange:&effectiveRange
inRange:range];
NSNumber *underlineStyle = [attributes objectForKey:NSUnderlineStyleAttributeName];
if (underlineStyle) {
QColor clr (Qt::black);
NSColor *color = [attributes objectForKey:NSUnderlineColorAttributeName];
if (color) {
clr = qt_mac_toQColor(color);
}
QTextCharFormat format;
format.setFontUnderline(true);
format.setUnderlineColor(clr);
attrs<<QInputMethodEvent::Attribute(QInputMethodEvent::TextFormat,
effectiveRange.location,
effectiveRange.length,
format);
}
index = effectiveRange.location + effectiveRange.length;
}
} else {
// No attributes specified, take only the preedit text.
preeditString = QCFString::toQString(reinterpret_cast<CFStringRef>(aString));
}
if (attrs.isEmpty()) {
QTextCharFormat format;
format.setFontUnderline(true);
attrs<<QInputMethodEvent::Attribute(QInputMethodEvent::TextFormat,
0, preeditString.length(), format);
}
m_composingText = preeditString;
QObject *fo = QGuiApplication::focusObject();
if (fo) {
QInputMethodQueryEvent queryEvent(Qt::ImEnabled);
if (QCoreApplication::sendEvent(fo, &queryEvent)) {
if (queryEvent.value(Qt::ImEnabled).toBool()) {
QInputMethodEvent e(preeditString, attrs);
QCoreApplication::sendEvent(fo, &e);
// prevent handleKeyEvent from sending a key event
m_sendKeyEvent = false;
}
}
}
}
- (void) unmarkText
{
if (!m_composingText.isEmpty()) {
QObject *fo = QGuiApplication::focusObject();
if (fo) {
QInputMethodQueryEvent queryEvent(Qt::ImEnabled);
if (QCoreApplication::sendEvent(fo, &queryEvent)) {
if (queryEvent.value(Qt::ImEnabled).toBool()) {
QInputMethodEvent e;
e.setCommitString(m_composingText);
QCoreApplication::sendEvent(fo, &e);
}
}
}
}
m_composingText.clear();
}
- (BOOL) hasMarkedText
{
return (m_composingText.isEmpty() ? NO: YES);
}
- (NSAttributedString *) attributedSubstringForProposedRange:(NSRange)aRange actualRange:(NSRangePointer)actualRange
{
Q_UNUSED(actualRange)
QObject *fo = QGuiApplication::focusObject();
if (!fo)
return nil;
QInputMethodQueryEvent queryEvent(Qt::ImEnabled | Qt::ImCurrentSelection);
if (!QCoreApplication::sendEvent(fo, &queryEvent))
return nil;
if (!queryEvent.value(Qt::ImEnabled).toBool())
return nil;
QString selectedText = queryEvent.value(Qt::ImCurrentSelection).toString();
if (selectedText.isEmpty())
return nil;
QCFString string(selectedText.mid(aRange.location, aRange.length));
const NSString *tmpString = reinterpret_cast<const NSString *>((CFStringRef)string);
return [[[NSAttributedString alloc] initWithString:const_cast<NSString *>(tmpString)] autorelease];
}
- (NSRange) markedRange
{
NSRange range;
if (!m_composingText.isEmpty()) {
range.location = 0;
range.length = m_composingText.length();
} else {
range.location = NSNotFound;
range.length = 0;
}
return range;
}
- (NSRange) selectedRange
{
NSRange selectedRange = {NSNotFound, 0};
selectedRange.location = NSNotFound;
selectedRange.length = 0;
QObject *fo = QGuiApplication::focusObject();
if (!fo)
return selectedRange;
QInputMethodQueryEvent queryEvent(Qt::ImEnabled | Qt::ImCurrentSelection);
if (!QCoreApplication::sendEvent(fo, &queryEvent))
return selectedRange;
if (!queryEvent.value(Qt::ImEnabled).toBool())
return selectedRange;
QString selectedText = queryEvent.value(Qt::ImCurrentSelection).toString();
if (!selectedText.isEmpty()) {
selectedRange.location = 0;
selectedRange.length = selectedText.length();
}
return selectedRange;
}
- (NSRect) firstRectForCharacterRange:(NSRange)aRange actualRange:(NSRangePointer)actualRange
{
Q_UNUSED(aRange)
Q_UNUSED(actualRange)
QObject *fo = QGuiApplication::focusObject();
if (!fo)
return NSZeroRect;
QInputMethodQueryEvent queryEvent(Qt::ImEnabled);
if (!QCoreApplication::sendEvent(fo, &queryEvent))
return NSZeroRect;
if (!queryEvent.value(Qt::ImEnabled).toBool())
return NSZeroRect;
if (!m_window)
return NSZeroRect;
// The returned rect is always based on the internal cursor.
QRect mr = qApp->inputMethod()->cursorRectangle().toRect();
QPoint mp = m_window->mapToGlobal(mr.bottomLeft());
NSRect rect;
rect.origin.x = mp.x();
rect.origin.y = qt_mac_flipYCoordinate(mp.y());
rect.size.width = mr.width();
rect.size.height = mr.height();
return rect;
}
- (NSUInteger)characterIndexForPoint:(NSPoint)aPoint
{
// We dont support cursor movements using mouse while composing.
Q_UNUSED(aPoint);
return NSNotFound;
}
- (NSArray*) validAttributesForMarkedText
{
if (m_window != QGuiApplication::focusWindow())
return nil;
QObject *fo = QGuiApplication::focusObject();
if (!fo)
return nil;
QInputMethodQueryEvent queryEvent(Qt::ImEnabled);
if (!QCoreApplication::sendEvent(fo, &queryEvent))
return nil;
if (!queryEvent.value(Qt::ImEnabled).toBool())
return nil;
// Support only underline color/style.
return [NSArray arrayWithObjects:NSUnderlineColorAttributeName,
NSUnderlineStyleAttributeName, nil];
}
-(void)registerDragTypes
{
QCocoaAutoReleasePool pool;
// ### Custom types disabled.
QStringList customTypes; // = qEnabledDraggedTypes();
if (currentCustomDragTypes == 0 || *currentCustomDragTypes != customTypes) {
if (currentCustomDragTypes == 0)
currentCustomDragTypes = new QStringList();
*currentCustomDragTypes = customTypes;
const NSString* mimeTypeGeneric = @"com.trolltech.qt.MimeTypeName";
NSMutableArray *supportedTypes = [NSMutableArray arrayWithObjects:NSColorPboardType,
NSFilenamesPboardType, NSStringPboardType,
NSFilenamesPboardType, NSPostScriptPboardType, NSTIFFPboardType,
NSRTFPboardType, NSTabularTextPboardType, NSFontPboardType,
NSRulerPboardType, NSFileContentsPboardType, NSColorPboardType,
NSRTFDPboardType, NSHTMLPboardType, NSPICTPboardType,
NSURLPboardType, NSPDFPboardType, NSVCardPboardType,
NSFilesPromisePboardType, NSInkTextPboardType,
NSMultipleTextSelectionPboardType, mimeTypeGeneric, nil];
// Add custom types supported by the application.
for (int i = 0; i < customTypes.size(); i++) {
[supportedTypes addObject:QCFString::toNSString(customTypes[i])];
}
[self registerForDraggedTypes:supportedTypes];
}
}
- (NSDragOperation) draggingSourceOperationMaskForLocal:(BOOL)isLocal
{
Q_UNUSED(isLocal);
QCocoaDrag* nativeDrag = static_cast<QCocoaDrag *>(QGuiApplicationPrivate::platformIntegration()->drag());
return qt_mac_mapDropActions(nativeDrag->currentDrag()->supportedActions());
}
- (BOOL) ignoreModifierKeysWhileDragging
{
return NO;
}
- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender
{
return [self handleDrag : sender];
}
- (NSDragOperation)draggingUpdated:(id <NSDraggingInfo>)sender
{
return [self handleDrag : sender];
}
// Sends drag update to Qt, return the action
- (NSDragOperation)handleDrag:(id <NSDraggingInfo>)sender
{
NSPoint windowPoint = [self convertPoint: [sender draggingLocation] fromView: nil];
QPoint qt_windowPoint(windowPoint.x, windowPoint.y);
Qt::DropActions qtAllowed = qt_mac_mapNSDragOperations([sender draggingSourceOperationMask]);
// update these so selecting move/copy/link works
QGuiApplicationPrivate::modifier_buttons = [self convertKeyModifiers: [[NSApp currentEvent] modifierFlags]];
QPlatformDragQtResponse response(false, Qt::IgnoreAction, QRect());
if ([sender draggingSource] != nil) {
QCocoaDrag* nativeDrag = static_cast<QCocoaDrag *>(QGuiApplicationPrivate::platformIntegration()->drag());
response = QWindowSystemInterface::handleDrag(m_window, nativeDrag->platformDropData(), qt_windowPoint, qtAllowed);
} else {
QCocoaDropData mimeData([sender draggingPasteboard]);
response = QWindowSystemInterface::handleDrag(m_window, &mimeData, qt_windowPoint, qtAllowed);
}
return qt_mac_mapDropAction(response.acceptedAction());
}
- (void)draggingExited:(id <NSDraggingInfo>)sender
{
NSPoint windowPoint = [self convertPoint: [sender draggingLocation] fromView: nil];
QPoint qt_windowPoint(windowPoint.x, windowPoint.y);
// Send 0 mime data to indicate drag exit
QWindowSystemInterface::handleDrag(m_window, 0 ,qt_windowPoint, Qt::IgnoreAction);
}
// called on drop, send the drop to Qt and return if it was accepted.
- (BOOL)performDragOperation:(id <NSDraggingInfo>)sender
{
NSPoint windowPoint = [self convertPoint: [sender draggingLocation] fromView: nil];
QPoint qt_windowPoint(windowPoint.x, windowPoint.y);
Qt::DropActions qtAllowed = qt_mac_mapNSDragOperations([sender draggingSourceOperationMask]);
QPlatformDropQtResponse response(false, Qt::IgnoreAction);
if ([sender draggingSource] != nil) {
QCocoaDrag* nativeDrag = static_cast<QCocoaDrag *>(QGuiApplicationPrivate::platformIntegration()->drag());
response = QWindowSystemInterface::handleDrop(m_window, nativeDrag->platformDropData(), qt_windowPoint, qtAllowed);
} else {
QCocoaDropData mimeData([sender draggingPasteboard]);
response = QWindowSystemInterface::handleDrop(m_window, &mimeData, qt_windowPoint, qtAllowed);
}
return response.isAccepted();
}
- (void)draggedImage:(NSImage*) img endedAt:(NSPoint) point operation:(NSDragOperation) operation
{
Q_UNUSED(img);
QCocoaDrag* nativeDrag = static_cast<QCocoaDrag *>(QGuiApplicationPrivate::platformIntegration()->drag());
nativeDrag->setAcceptedAction(qt_mac_mapNSDragOperation(operation));
// keep our state, and QGuiApplication state (buttons member) in-sync,
// or future mouse events will be processed incorrectly
m_buttons &= QFlag(~int(Qt::LeftButton));
NSPoint windowPoint = [self convertPoint: point fromView: nil];
QPoint qtWindowPoint(windowPoint.x, windowPoint.y);
NSWindow *window = [self window];
NSPoint screenPoint = [window convertBaseToScreen :point];
QPoint qtScreenPoint = QPoint(screenPoint.x, qt_mac_flipYCoordinate(screenPoint.y));
QWindowSystemInterface::handleMouseEvent(m_window, qtWindowPoint, qtScreenPoint, m_buttons);
}
@end