From 97c2e2bf5a6e0a497e0a11cde6611c68f3767cd6 Mon Sep 17 00:00:00 2001
From: littleblack111 <littleblack11111@gmail.com>
Date: Wed, 6 Aug 2025 14:32:40 +0800
Subject: fix(launcher:selection): widget switching

---
 launcher/components/App.qml            | 35 ++++++++++++++++++++++++++++++++++
 launcher/components/IComponent.qml     |  4 ++++
 launcher/components/SelectionState.qml | 10 ++++++++++
 launcher/components/Spell.qml          | 13 +++++++++++++
 4 files changed, 62 insertions(+)

(limited to 'launcher/components')

diff --git a/launcher/components/App.qml b/launcher/components/App.qml
index 6f0e4ce..f36e10e 100644
--- a/launcher/components/App.qml
+++ b/launcher/components/App.qml
@@ -53,6 +53,41 @@ IComponent {
         selectedIndex++;
     }
 
+    home: function () {
+        if (repeater.count === 0)
+            return true;
+        selectedIndex = -1;
+        selectedIndex = 0;
+    }
+    end: function () {
+        if (repeater.count === 0)
+            return true;
+        selectedIndex = repeater.count;
+        selectedIndex = repeater.count - 1;
+    }
+
+    pgup: function () {
+        if (repeater.count === 0)
+            return true;
+        const pageSize = Math.floor(flickable.height / (General.appIconSize + Launcher.innerMargin * 2));
+        if (selectedIndex - pageSize < 0) {
+            selectedIndex = 0;
+        } else {
+            selectedIndex -= pageSize;
+        }
+    }
+
+    pgdn: function () {
+        if (repeater.count === 0)
+            return true;
+        const pageSize = Math.floor(flickable.height / (General.appIconSize + Launcher.innerMargin * 2));
+        if (selectedIndex + pageSize >= repeater.count) {
+            selectedIndex = repeater.count - 1;
+        } else {
+            selectedIndex += pageSize;
+        }
+    }
+
     onEntriesChanged: {
         selectedIndex = 0;
         flickable.contentY = 0;
diff --git a/launcher/components/IComponent.qml b/launcher/components/IComponent.qml
index b8963d2..661dd67 100644
--- a/launcher/components/IComponent.qml
+++ b/launcher/components/IComponent.qml
@@ -39,6 +39,10 @@ IRect {
     property var prev: () => {}
     property var next: () => {}
     property var exec: () => {}
+    property var home: () => {}
+    property var end: () => {}
+    property var pgup: () => {}
+    property var pgdn: () => {}
 
     signal close
 
diff --git a/launcher/components/SelectionState.qml b/launcher/components/SelectionState.qml
index 2e53155..6df7116 100644
--- a/launcher/components/SelectionState.qml
+++ b/launcher/components/SelectionState.qml
@@ -8,8 +8,18 @@ Singleton {
     property int cursorPosition: 0
     property var priorities: []
     property int selectedPriority: 0
+    property int previousSelectedPriority: 0
     property var widgets: []
 
+    onSelectedPriorityChanged: {
+        if (selectedPriority > previousSelectedPriority)
+            priorities[selectedPriority].home();
+        else
+            priorities[selectedPriority].end();
+
+        previousSelectedPriority = selectedPriority;
+    }
+
     // order them based on widgets(which came from order from config)
     onPrioritiesChanged: {
         for (let i = priorities.length - 1; i >= 0; i--)
diff --git a/launcher/components/Spell.qml b/launcher/components/Spell.qml
index 4501132..5d45e0b 100644
--- a/launcher/components/Spell.qml
+++ b/launcher/components/Spell.qml
@@ -72,6 +72,19 @@ IComponent {
         };
     }
 
+    home: function () {
+        if (loader.repeater.count === 0)
+            return true;
+        selectedIndex = -1;
+        selectedIndex = 0;
+    }
+    end: function () {
+        if (loader.repeater.count === 0)
+            return true;
+        selectedIndex = loader.repeater.count;
+        selectedIndex = loader.repeater.count - 1;
+    }
+
     prev: function () {
         if (selectedIndex <= 0)
             return true;
-- 
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