Create MainDrawerToggleButton component, unifying tasks view and rest of views' collapse button

Signed-off-by: Claudio Cambra <claudio.cambra@gmail.com>

src/contents/ui/Controls/MainDrawerToggleButton.qml

+// SPDX-FileCopyrightText: 2022 Claudio Cambra <claudio.cambra@gmail.com>
+// SPDX-License-Identifier: LGPL-2.0-or-later
+
+import QtQuick 2.15
+import QtQuick.Controls 2.15 as QQC2
+import org.kde.kirigami 2.15 as Kirigami
+import org.kde.kalendar 1.0
+import org.kde.kalendar.utils 1.0
+
+QQC2.ToolButton {
+    property var mainDrawer: KalendarUiUtils.appMain.mainDrawer
+
+    visible: !Kirigami.Settings.isMobile
+    icon.name: mainDrawer.collapsed ? "sidebar-expand" : "sidebar-collapse"
+    onClicked: {
+        if(mainDrawer.collapsed && applicationWindow().width < mainDrawer.narrowWindowWidth) { // Collapsed due to narrow window
+            // We don't want to write to config as when narrow the button will only open the modal drawer
+            mainDrawer.collapsed = !mainDrawer.collapsed;
+        } else {
+            Config.forceCollapsedMainDrawer = !Config.forceCollapsedMainDrawer;
+            Config.save()
+        }
+    }
+
+    QQC2.ToolTip.text: mainDrawer.collapsed ? i18n("Expand Main Drawer") : i18n("Collapse Main Drawer")
+    QQC2.ToolTip.visible: hovered
+    QQC2.ToolTip.delay: Kirigami.Units.toolTipDelay
+}

src/contents/ui/Delegates/ViewTitleDelegate.qml

@@ -2,36 +2,15 @@
 // SPDX-License-Identifier: LGPL-2.0-or-later
 
 import QtQuick 2.15
-import QtQuick.Controls 2.15 as QQC2
 import QtQuick.Layouts 1.15
-import org.kde.kirigami 2.15 as Kirigami
-import org.kde.kalendar 1.0
 
 RowLayout {
     property alias titleDateButton: titleDataButton
 
     spacing: 0
 
-    // REMINDER: The collapse button used in the tasks view has its own implementation!!
-    // You can find it in its instantiating component in main.qml
+    MainDrawerToggleButton {}
 
-    QQC2.ToolButton {
-        visible: !Kirigami.Settings.isMobile
-        icon.name: mainDrawer.collapsed ? "sidebar-expand" : "sidebar-collapse"
-        onClicked: {
-            if(mainDrawer.collapsed && !wideScreen) { // Collapsed due to narrow window
-                // We don't want to write to config as when narrow the button will only open the modal drawer
-                mainDrawer.collapsed = !mainDrawer.collapsed;
-            } else {
-                Config.forceCollapsedMainDrawer = !Config.forceCollapsedMainDrawer;
-                Config.save()
-            }
-        }
-
-        QQC2.ToolTip.text: mainDrawer.collapsed ? i18n("Expand Main Drawer") : i18n("Collapse Main Drawer")
-        QQC2.ToolTip.visible: hovered
-        QQC2.ToolTip.delay: Kirigami.Units.toolTipDelay
-    }
     TitleDateButton {
         id: titleDataButton
     }

src/contents/ui/main.qml

@@ -489,6 +489,7 @@ Kirigami.ApplicationWindow {
         source: Qt.resolvedUrl("qrc:/BottomToolBar.qml")
     }
 
+    property alias mainDrawer: mainDrawer
     globalDrawer: MainDrawer {
         id: mainDrawer
         mode: pageStack.currentItem ? pageStack.currentItem.mode : KalendarApplication.Event
@@ -1113,23 +1114,7 @@ Kirigami.ApplicationWindow {
 
             titleDelegate: RowLayout {
                 spacing: 0
-                QQC2.ToolButton {
-                    visible: !Kirigami.Settings.isMobile
-                    icon.name: mainDrawer.collapsed ? "sidebar-expand" : "sidebar-collapse"
-                    onClicked: {
-                        if(mainDrawer.collapsed && !wideScreen) { // Collapsed due to narrow window
-                            // We don't want to write to config as when narrow the button will only open the modal drawer
-                            mainDrawer.collapsed = !mainDrawer.collapsed;
-                        } else {
-                            Config.forceCollapsedMainDrawer = !Config.forceCollapsedMainDrawer;
-                            Config.save()
-                        }
-                    }
-
-                    QQC2.ToolTip.text: mainDrawer.collapsed ? i18n("Expand MainDrawer") : i18n("Collapse MainDrawer")
-                    QQC2.ToolTip.visible: hovered
-                    QQC2.ToolTip.delay: Kirigami.Units.toolTipDelay
-                }
+                MainDrawerToggleButton {}
                 Kirigami.Heading {
                     text: i18n("Tasks")
                 }

src/resources.qrc

@@ -63,6 +63,7 @@ SPDX-License-Identifier: CC0-1.0
     <file alias="IncidenceInfoContents.qml">contents/ui/Controls/IncidenceInfoContents.qml</file>
     <file alias="IncidenceInfoPopup.qml">contents/ui/Controls/IncidenceInfoPopup.qml</file>
     <file alias="CheckableCollectionNavigationView.qml">contents/ui/Controls/CheckableCollectionNavigationView.qml</file>
+    <file alias="MainDrawerToggleButton.qml">contents/ui/Controls/MainDrawerToggleButton.qml</file>
 
     <file alias="LocationMap.qml">contents/ui/Location/LocationMap.qml</file>