Merge pull request #125 from vSLG/system-tray

Add a system tray icon

src/gui/TrayIcon.qml

@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: LGPL-3.0-or-later
+
+import QtQuick.Controls 2.12
+import Qt.labs.platform 1.1
+import Qt.labs.folderlistmodel 2.12
+
+SystemTrayIcon {
+    property ApplicationWindow window
+    property alias settingsFolder: showUpWatcher.folder
+
+    property string iconPack: theme ? theme.icons.preferredPack : "thin"
+
+    property FolderListModel showUpWatcher: FolderListModel {
+        id: showUpWatcher
+        showDirs: false
+        showHidden: true
+        nameFilters: [".show"]
+
+        onCountChanged: {
+            if (count) {
+                window.restoreFromTray()
+                py.importModule("os", () => {
+                    py.call("os.remove", [get(0, "filePath")])
+                })
+            }
+        }
+    }
+
+
+    visible: true
+    tooltip: Qt.application.displayName
+    icon.source: `../icons/${iconPack}/tray-icon.png`
+
+    onActivated: {
+        if (reason === SystemTrayIcon.MiddleClick)
+            Qt.quit()
+        else if (reason !== SystemTrayIcon.Context)
+            window.visible ? window.hide() : window.restoreFromTray()
+    }
+
+    menu: Menu {
+        MenuItem {
+            text:
+                window.visible ?
+                "Minimize to tray" :
+                qsTr("Open %1").arg(Qt.application.displayName)
+            onTriggered:
+                window.visible ?
+                window.hide() :
+                window.restoreFromTray()
+        }
+
+        MenuItem {
+            text: qsTr("Quit %1").arg(Qt.application.displayName)
+            onTriggered: Qt.quit()
+        }
+    }
+}

src/gui/Window.qml

@@ -22,6 +22,7 @@ ApplicationWindow {
     property var uiState: ({})
     property var history: ({})
     property var theme: null
+    property string settingsFolder
 
     readonly property var visibleMenus: ({})
     readonly property var visiblePopups: ({})
@@ -64,6 +65,11 @@ ApplicationWindow {
         )
     }
 
+    function restoreFromTray() {
+        window.show()
+        window.raise()
+        window.requestActivate()
+    }
 
 
     flags: Qt.WA_TranslucentBackground
@@ -80,6 +86,11 @@ ApplicationWindow {
     onUiStateChanged: py.saveConfig("ui_state", uiState)
     onHistoryChanged: py.saveConfig("history", history)
 
+    onClosing: {
+        close.accepted = ! settings.closeMinimizesToTray
+        settings.closeMinimizesToTray ? hide() : Qt.quit()
+    }
+
     PythonRootBridge { id: py }
 
     Utils { id: utils }
@@ -100,4 +111,9 @@ ApplicationWindow {
 
         Behavior on scale { HNumberAnimation { overshoot: 3; factor: 1.2 } }
     }
+
+    TrayIcon {
+        window: window
+        settingsFolder: window.settingsFolder
+    }
 }