moment/src/qml/Base/HSelectableLabel.qml

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import QtQuick 2.12
import QtQuick.Controls 2.12
import "../utils.js" as Utils
TextEdit {
id: label
font.family: theme.fontFamily.sans
font.pixelSize: theme.fontSize.normal
color: theme.colors.text
textFormat: Label.PlainText
tabStopDistance: 4 * 4 // 4 spaces
readOnly: true
persistentSelection: true
onLinkActivated: Qt.openUrlExternally(link)
Keys.onPressed: ev => {
if (ev.matches(StandardKey.Copy)) {
ev.accepted = true
Utils.copyToClipboard(container.joinedSelection)
return
}
ev.accepted = false
}
property HSelectableLabelContainer container
property int index
function updateSelection() {
if (! container.reversed &&
container.selectionStart <= container.selectionEnd ||
container.reversed &&
container.selectionStart > container.selectionEnd)
{
var first = container.selectionStart
var firstPos = container.selectionStartPosition
var last = container.selectionEnd
var lastPos = container.selectionEndPosition
} else {
var first = container.selectionEnd
var firstPos = container.selectionEndPosition
var last = container.selectionStart
var lastPos = container.selectionStartPosition
}
if (first == index && last == index) {
select(
label.positionAt(firstPos.x, firstPos.y),
label.positionAt(lastPos.x, lastPos.y),
)
} else if ((! container.reversed && first < index && index < last) ||
(container.reversed && first > index && index > last))
{
label.selectAll()
} else if (first == index) {
label.select(positionAt(firstPos.x, firstPos.y), length)
} else if (last == index) {
label.select(0, positionAt(lastPos.x, lastPos.y))
} else {
label.deselect()
}
updateContainerSelectedTexts()
}
function updateContainerSelectedTexts() {
container.selectedTexts[index] = selectedText
container.selectedTextsChanged()
}
function selectWordAt(position) {
container.clearSelection()
label.cursorPosition = positionAt(position.x, position.y)
label.selectWord()
updateContainerSelectedTexts()
}
function selectAllText() {
container.clearSelection()
label.selectAll()
updateContainerSelectedTexts()
}
Connections {
target: container
onSelectionInfoChanged: updateSelection()
onDeselectAll: deselect()
}
DropArea {
anchors.fill: parent
onPositionChanged: {
if (! container.selecting) {
container.clearSelection()
container.selectionStart = index
container.selectionStartPosition = Qt.point(drag.x, drag.y)
container.selecting = true
} else {
container.selectionEnd = index
container.selectionEndPosition = Qt.point(drag.x, drag.y)
}
}
}
TapHandler {
acceptedButtons: Qt.LeftButton
onTapped: {
tapCount == 2 ? selectWordAt(eventPoint.position) :
tapCount == 3 ? selectAllText() :
container.clearSelection()
}
}
MouseArea {
anchors.fill: label
acceptedButtons: Qt.NoButton
cursorShape: label.hoveredLink ? Qt.PointingHandCursor : Qt.IBeamCursor
}
}