60 lines
1.6 KiB
QML
60 lines
1.6 KiB
QML
import QtQuick 2.12
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Item {
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id: shortcutHandler
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Keys.onPressed: {
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let shortcut = match(event)
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if (! shortcut) return
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event.isAutoRepeat ? shortcut.held(event) : shortcut.pressed(event)
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}
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Keys.onReleased: {
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let shortcut = match(event)
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if (shortcut && ! event.isAutoRepeat) shortcut.released(event)
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}
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readonly property var modifierDict: ({
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Ctrl: Qt.ControlModifier,
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Shift: Qt.ShiftModifier,
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Alt: Qt.AltModifier,
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Meta: Qt.MetaModifier,
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})
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function sequenceMatches(event, sequence) {
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let [key, ...mods] = sequence.split("+").reverse()
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key = key.charAt(0).toUpperCase() + key.slice(1)
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if (event.key !== Qt["Key_" + key]) return false
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for (let [name, code] of Object.entries(modifierDict)) {
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if (mods.includes(name) && ! (event.modifiers & code)) return false
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if (! mods.includes(name) && event.modifiers & code) return false
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}
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return true
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}
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function match(event) {
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for (let i = 0; i < shortcutHandler.resources.length; i++) {
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let shortcut = shortcutHandler.resources[i]
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if (! shortcut.enabled) continue
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if (typeof(shortcut.sequences) == "string") {
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return sequenceMatches(event, shortcut.sequences) ?
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shortcut : null
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}
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for (let i = 0; i < shortcut.sequences.length; i++) {
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if (sequenceMatches(event, shortcut.sequences[i])) {
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return shortcut
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}
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}
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}
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return null
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}
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}
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