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libqt5raspi/debian/usr/local/qt5raspi-5.12.5/qml/QtQuick/Controls/TableView.qml

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QML

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Quick Controls module 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
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/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 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 2.2
import QtQuick.Controls 1.3
import QtQuick.Controls.Private 1.0
import QtQuick.Controls.Styles 1.1
import QtQuick.Window 2.1
BasicTableView {
id: root
property var model
readonly property int rowCount: __listView.count
property alias currentRow: root.__currentRow
signal activated(int row)
signal clicked(int row)
signal doubleClicked(int row)
signal pressAndHold(int row)
function positionViewAtRow(row, mode) {
__listView.positionViewAtIndex(row, mode)
}
function rowAt(x, y) {
var obj = root.mapToItem(__listView.contentItem, x, y)
return __listView.indexAt(obj.x, obj.y)
}
readonly property alias selection: selectionObject
style: Settings.styleComponent(Settings.style, "TableViewStyle.qml", root)
Accessible.role: Accessible.Table
// Internal stuff. Do not look
onModelChanged: selection.clear()
__viewTypeName: "TableView"
__model: model
__itemDelegateLoader: TableViewItemDelegateLoader {
__style: root.__style
__itemDelegate: root.itemDelegate
__mouseArea: mousearea
}
__mouseArea: MouseArea {
id: mousearea
parent: __listView
width: __listView.width
height: __listView.height
z: -1
propagateComposedEvents: true
focus: true
property bool autoincrement: false
property bool autodecrement: false
property int previousRow: 0
property int clickedRow: -1
property int dragRow: -1
property int firstKeyRow: -1
property int pressedRow: -1
property int pressedColumn: -1
TableViewSelection {
id: selectionObject
}
function selected(rowIndex) {
if (dragRow > -1 && (rowIndex >= clickedRow && rowIndex <= dragRow
|| rowIndex <= clickedRow && rowIndex >= dragRow))
return selection.contains(clickedRow)
return selection.count && selection.contains(rowIndex)
}
onReleased: {
pressedRow = -1
pressedColumn = -1
autoincrement = false
autodecrement = false
var clickIndex = __listView.indexAt(0, mouseY + __listView.contentY)
if (clickIndex > -1) {
if (Settings.hasTouchScreen) {
__listView.currentIndex = clickIndex
mouseSelect(clickIndex, mouse.modifiers)
}
previousRow = clickIndex
}
if (mousearea.dragRow >= 0) {
selection.__select(selection.contains(mousearea.clickedRow), mousearea.clickedRow, mousearea.dragRow)
mousearea.dragRow = -1
}
}
function decrementCurrentIndex() {
__listView.decrementCurrentIndexBlocking();
var newIndex = __listView.indexAt(0, __listView.contentY)
if (newIndex !== -1) {
if (selectionMode > SelectionMode.SingleSelection)
mousearea.dragRow = newIndex
else if (selectionMode === SelectionMode.SingleSelection)
selection.__selectOne(newIndex)
}
}
function incrementCurrentIndex() {
__listView.incrementCurrentIndexBlocking();
var newIndex = Math.max(0, __listView.indexAt(0, __listView.height + __listView.contentY))
if (newIndex !== -1) {
if (selectionMode > SelectionMode.SingleSelection)
mousearea.dragRow = newIndex
else if (selectionMode === SelectionMode.SingleSelection)
selection.__selectOne(newIndex)
}
}
// Handle vertical scrolling whem dragging mouse outside boundraries
Timer {
running: mousearea.autoincrement && __verticalScrollBar.visible
repeat: true
interval: 20
onTriggered: mousearea.incrementCurrentIndex()
}
Timer {
running: mousearea.autodecrement && __verticalScrollBar.visible
repeat: true
interval: 20
onTriggered: mousearea.decrementCurrentIndex()
}
onPositionChanged: {
if (mouseY > __listView.height && pressed) {
if (autoincrement) return;
autodecrement = false;
autoincrement = true;
} else if (mouseY < 0 && pressed) {
if (autodecrement) return;
autoincrement = false;
autodecrement = true;
} else {
autoincrement = false;
autodecrement = false;
}
if (pressed && containsMouse) {
pressedRow = Math.max(0, __listView.indexAt(0, mouseY + __listView.contentY))
pressedColumn = __listView.columnAt(mouseX)
if (!Settings.hasTouchScreen) {
if (pressedRow >= 0 && pressedRow !== currentRow) {
__listView.currentIndex = pressedRow;
if (selectionMode === SelectionMode.SingleSelection) {
selection.__selectOne(pressedRow)
} else if (selectionMode > 1) {
dragRow = pressedRow
}
}
}
}
}
onClicked: {
var clickIndex = __listView.indexAt(0, mouseY + __listView.contentY)
if (clickIndex > -1) {
if (root.__activateItemOnSingleClick)
root.activated(clickIndex)
root.clicked(clickIndex)
}
}
onPressed: {
pressedRow = __listView.indexAt(0, mouseY + __listView.contentY)
pressedColumn = __listView.columnAt(mouseX)
__listView.forceActiveFocus()
if (pressedRow > -1 && !Settings.hasTouchScreen) {
__listView.currentIndex = pressedRow
mouseSelect(pressedRow, mouse.modifiers)
mousearea.clickedRow = pressedRow
}
}
onExited: {
mousearea.pressedRow = -1
mousearea.pressedColumn = -1
}
onCanceled: {
mousearea.pressedRow = -1
mousearea.pressedColumn = -1
}
function mouseSelect(index, modifiers) {
if (selectionMode) {
if (modifiers & Qt.ShiftModifier && (selectionMode === SelectionMode.ExtendedSelection)) {
selection.select(previousRow, index)
} else if (selectionMode === SelectionMode.MultiSelection ||
(selectionMode === SelectionMode.ExtendedSelection && modifiers & Qt.ControlModifier)) {
selection.__select(!selection.contains(index) , index)
} else {
selection.__selectOne(index)
}
}
}
onDoubleClicked: {
var clickIndex = __listView.indexAt(0, mouseY + __listView.contentY)
if (clickIndex > -1) {
if (!root.__activateItemOnSingleClick)
root.activated(clickIndex)
root.doubleClicked(clickIndex)
}
}
onPressAndHold: {
var pressIndex = __listView.indexAt(0, mouseY + __listView.contentY)
if (pressIndex > -1)
root.pressAndHold(pressIndex)
}
// Note: with boolean preventStealing we are keeping the flickable from
// eating our mouse press events
preventStealing: !Settings.hasTouchScreen
function keySelect(shiftPressed, row) {
if (row < 0 || row > rowCount - 1)
return
if (shiftPressed && (selectionMode >= SelectionMode.ExtendedSelection)) {
selection.__ranges = new Array()
selection.select(mousearea.firstKeyRow, row)
} else {
selection.__selectOne(row)
}
}
Keys.forwardTo: [root]
Keys.onUpPressed: {
event.accepted = __listView.decrementCurrentIndexBlocking()
if (selectionMode)
keySelect(event.modifiers & Qt.ShiftModifier, currentRow)
}
Keys.onDownPressed: {
event.accepted = __listView.incrementCurrentIndexBlocking()
if (selectionMode)
keySelect(event.modifiers & Qt.ShiftModifier, currentRow)
}
Keys.onPressed: {
__listView.scrollIfNeeded(event.key)
if (event.key === Qt.Key_Shift) {
firstKeyRow = currentRow
}
if (event.key === Qt.Key_A && event.modifiers & Qt.ControlModifier) {
if (selectionMode > 1)
selection.selectAll()
}
}
Keys.onReleased: {
if (event.key === Qt.Key_Shift)
firstKeyRow = -1
}
Keys.onReturnPressed: {
if (currentRow > -1)
root.activated(currentRow);
else
event.accepted = false
}
}
}