140 lines
3.9 KiB
QML
140 lines
3.9 KiB
QML
// SPDX-License-Identifier: LGPL-3.0-or-later
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import QtQuick 2.12
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import QtQuick.Controls 2.12
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ListView {
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id: listView
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currentIndex: -1
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keyNavigationWraps: true
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highlightMoveDuration: theme.animationDuration
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highlightResizeDuration: theme.animationDuration
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// Keep highlighted delegate at the center
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highlightRangeMode: ListView.ApplyRange
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preferredHighlightBegin: height / 2 - currentItemHeight / 2
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preferredHighlightEnd: height / 2 + currentItemHeight / 2
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maximumFlickVelocity: window.settings.kineticScrollingMaxSpeed
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highlight: Rectangle {
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color: theme.controls.listView.highlight
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}
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ScrollBar.vertical: HScrollBar {
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visible: listView.interactive
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}
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// property bool debug: false
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// https://doc.qt.io/qt-5/qml-qtquick-viewtransition.html
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// #handling-interrupted-animations
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add: Transition {
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// ScriptAction { script: if (listView.debug) print("add") }
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HNumberAnimation { property: "opacity"; from: 0; to: 1 }
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HNumberAnimation { property: "scale"; from: 0; to: 1 }
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}
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move: Transition {
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// ScriptAction { script: if (listView.debug) print("move") }
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HNumberAnimation { property: "opacity"; to: 1 }
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HNumberAnimation { property: "scale"; to: 1 }
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HNumberAnimation { properties: "x,y" }
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}
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remove: Transition {
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// ScriptAction { script: if (listView.debug) print("remove") }
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HNumberAnimation { property: "opacity"; to: 0 }
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HNumberAnimation { property: "scale"; to: 0 }
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}
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displaced: Transition {
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// ScriptAction { script: if (listView.debug) print("displaced") }
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HNumberAnimation { property: "opacity"; to: 1 }
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HNumberAnimation { property: "scale"; to: 1 }
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HNumberAnimation { properties: "x,y" }
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}
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onSelectedCountChanged: if (! selectedCount) lastCheckedDelegateIndex = 0
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property alias cursorShape: mouseArea.cursorShape
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property int currentItemHeight: currentItem ? currentItem.height : 0
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property var checked: ({})
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property var checkedIndice: new Set()
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property int lastCheckedDelegateIndex: 0
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property int selectedCount: Object.keys(checked).length
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function check(...indices) {
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for (const i of indices) {
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const model = listView.model.get(i)
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checked[model.id] = model
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checkedIndice.add(i)
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}
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lastCheckedDelegateIndex = indices.slice(-1)[0]
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checkedChanged()
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checkedIndiceChanged()
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}
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function checkFromLastToHere(here) {
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const indices = utils.range(lastCheckedDelegateIndex, here)
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eventList.check(...indices)
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}
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function uncheck(...indices) {
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for (const i of indices) {
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const model = listView.model.get(i)
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delete checked[model.id]
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checkedIndice.delete(i)
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}
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checkedChanged()
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checkedIndiceChanged()
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}
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function uncheckAll() {
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checked = {}
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checkedIndice = new Set()
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}
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function toggleCheck(...indices) {
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const checkedNow = []
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for (const i of indices) {
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const model = listView.model.get(i)
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if (model.id in checked) {
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delete checked[model.id]
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checkedIndice.delete(i)
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} else {
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checked[model.id] = model
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checkedNow.push(i)
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checkedIndice.add(i)
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}
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}
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if (checkedNow.length > 0)
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lastCheckedDelegateIndex = checkedNow.slice(-1)[0]
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checkedChanged()
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checkedIndiceChanged()
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}
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function getSortedChecked() {
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return Object.values(checked).sort(
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(a, b) => a.date > b.date ? 1 : -1
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)
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}
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HKineticScrollingDisabler {
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id: mouseArea
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width: enabled ? parent.width : 0
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height: enabled ? parent.height : 0
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}
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}
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