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/*
SPDX-FileCopyrightText: 2020 Konrad Materka <materka@gmail.com>
SPDX-License-Identifier: LGPL-2.0-or-later
*/
import QtQuick
import org.kde.plasma.core as PlasmaCore
import org.kde.plasma.plasmoid
//This object contains state of the SystemTray, mainly related to the 'expanded' state
QtObject {
//true if System Tray is 'expanded'. It may be when:
// - there is an active applet or
// - 'Status and Notification' with hidden items is shown
property bool expanded: false
//set when there is an applet selected
property Item activeApplet
//allow expanded change only when activated at least once
//this is to suppress expanded state change during Plasma startup
property bool acceptExpandedChange: false
// These properties allow us to keep track of where the expanded applet
// was and is on the panel, allowing PlasmoidPopupContainer.qml to animate
// depending on their locations.
property int oldVisualIndex: -1
property int newVisualIndex: -1
function setActiveApplet(applet, visualIndex) {
// Applets which prefer to always show their full
// representation will always be expanded, there's
// no need to activate them.
if (applet && applet.preferredRepresentation == applet.fullRepresentation) return;
if (visualIndex === undefined) {
oldVisualIndex = -1
newVisualIndex = -1
} else {
oldVisualIndex = (activeApplet && activeApplet.status === PlasmaCore.Types.PassiveStatus) ? 9999 : newVisualIndex
newVisualIndex = visualIndex
}
const oldApplet = activeApplet
if (applet && !applet.preferredRepresentation) {
applet.expanded = true;
}
if (!applet || !applet.preferredRepresentation) {
activeApplet = applet;
}
if (oldApplet && oldApplet !== applet) {
oldApplet.expanded = false
}
if (applet && !applet.preferredRepresentation) {
expanded = true
}
}
onExpandedChanged: {
if (expanded) {
Plasmoid.status = PlasmaCore.Types.RequiresAttentionStatus
} else {
Plasmoid.status = PlasmaCore.Types.PassiveStatus;
if (activeApplet) {
// if not expanded we don't have an active applet anymore
activeApplet.expanded = false
activeApplet = null
}
}
acceptExpandedChange = false
root.expanded = expanded
}
//listen on SystemTray AppletInterface signals
readonly property Connections plasmoidConnections: Connections {
target: Plasmoid
//emitted when activation is requested, for example by using a global keyboard shortcut
function onActivated() {
acceptExpandedChange = true
}
}
readonly property Connections rootConnections: Connections {
function onExpandedChanged() {
if (acceptExpandedChange) {
expanded = root.expanded
} else {
root.expanded = expanded
}
}
}
readonly property Connections activeAppletConnections: Connections {
target: activeApplet && activeApplet
function onExpandedChanged() {
if (activeApplet && !activeApplet.expanded) {
expanded = false
}
}
}
}
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