qt6-bb10/qtdeclarative/tests/auto/quick/qquicktableview/data/iscolumnloaded.qml

68 lines
1.7 KiB
QML

// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
import QtQuick
import QtQuick.Window
Item {
width: 640
height: 450
property alias tableView: tableView
property int itemsInColumnAfterLoaded: 0
property int itemsInRowAfterLoaded: 0
TableView {
id: tableView
width: 600
height: 400
anchors.margins: 1
clip: true
delegate: tableViewDelegate
columnSpacing: 1
rowSpacing: 1
columnWidthProvider: function(column) {
if (isColumnLoaded(column)) {
var count = 0;
for (var row = topRow; row <= bottomRow; ++row) {
var item = itemAtCell(Qt.point(column, row))
if (item)
count++;
}
itemsInColumnAfterLoaded = count;
}
return -1
}
rowHeightProvider: function(row) {
if (isRowLoaded(row)) {
var count = 0;
for (var column = leftColumn; column <= rightColumn; ++column) {
var item = itemAtCell(Qt.point(column, row))
if (item)
count++;
}
itemsInRowAfterLoaded = count;
}
return -1
}
}
Component {
id: tableViewDelegate
Rectangle {
objectName: "tableViewDelegate"
implicitWidth: 20
implicitHeight: 20
color: "lightgray"
border.width: 1
Text {
anchors.centerIn: parent
text: modelData
}
}
}
}