Hello, World!

source/funkin/desktop/editors/HelloWorld.hx

@@ -5,7 +5,7 @@ import flixel.addons.ui.FlxUIText;
 
 class HelloWorld extends WindowContent {
     public override function new() {
-        super("Test Window", 250, 250, 640, 480);
+        super("Test Window", 100, 100, 640, 480);
     }
 
     public override function create() {
@@ -16,5 +16,20 @@ class HelloWorld extends WindowContent {
         helloWorldText.scrollFactor.set(0.5, 0.5);
         helloWorldText.cameraCenter(camera);
         add(helloWorldText);
+
+        var t = new FlxUIText(0, 0, 0, "Bottom right text!");
+        t.color = 0xFF000000;
+        t.setPosition(630 - t.width, 470 - t.height);
+        t.scrollFactor.set(1, 1);
+        add(t);
+    }
+
+    public var time:Float = 0;
+    public override function update(elapsed:Float) {
+        super.update(elapsed);
+        time += elapsed;
+        width = 500 + Std.int(Math.cos(time * Math.PI) * 250);
+        height = 500 + Std.int(Math.sin(time * Math.PI) * 250);
+        parent.updateWindowFrame();
     }
 }

source/funkin/desktop/windows/Window.hx

@@ -14,6 +14,13 @@ import flixel.tweens.FlxTween;
 import flixel.tweens.FlxEase;
 import flixel.group.FlxSpriteGroup.FlxTypedSpriteGroup;
 
+
+typedef WindowCam = {
+    var camera:FlxCamera;
+    var resizeScroll:Bool;
+    var width:Int;
+    var height:Int;
+}
 class Window extends FlxTypedGroup<FlxBasic> {
     public var windowFrame:FlxUI9SliceSprite;
     public var captionButtons:FlxTypedSpriteGroup<WindowCaptionButton>;
@@ -22,20 +29,25 @@ class Window extends FlxTypedGroup<FlxBasic> {
     public var windowHeight:Int = 0;
 
     public var windowCaptionCamera:FlxCamera;
-    public var windowCameras:Array<FlxCamera> = [];
+    public var windowCameras:Array<WindowCam> = [];
 
     private var __captionTweens:Array<FlxTween> = [];
 
     public var content:WindowContent;
 
     public var caption:FlxUIText;
+    public var icon:FlxSprite;
 
+    public function loadIcon(path:String) {
+        icon.loadGraphic(path);
+        icon.setUnstretchedGraphicSize(16, 16, false);
+    }
     public function new(content:WindowContent) {
         super();
         windowFrame = new FlxUI9SliceSprite(0, 0, Paths.image('desktop/windowFrame'), new Rectangle(10, 10), [3, 3, 6, 6]);
         add(windowFrame);
 
-        caption = new FlxUIText(4, 4, 0, content.title);
+        caption = new FlxUIText(24, 4, 0, content.title);
         captionButtons = new FlxTypedSpriteGroup<WindowCaptionButton>();
         for(i in 0...3) {
             var btn = new WindowCaptionButton(this, i);
@@ -43,6 +55,11 @@ class Window extends FlxTypedGroup<FlxBasic> {
             captionButtons.add(btn);
         }
         add(caption);
+
+        icon = new FlxSprite(4, 4);
+        add(icon);
+        loadIcon(content.icon);
+
         add(captionButtons);
 
         this.content = content;
@@ -65,23 +82,30 @@ class Window extends FlxTypedGroup<FlxBasic> {
         }
         content.cameras = [content.windowCamera];
         content.parent = this;
+        addCamera(content.windowCamera);
         content.create();
         add(content);
 
         windowWidth = content.width;
         windowHeight = content.height;
 
-        FlxG.cameras.add(content.windowCamera, false);
-        windowCameras.push(content.windowCamera);
-
-
         popupCamera(windowCaptionCamera);
-        for(e in windowCameras) popupCamera(e);
+        for(e in windowCameras) popupCamera(e.camera);
 
         resize(content.width, content.height);
         move(content.winX, content.winY);
     }
 
+    public function addCamera(camera:FlxCamera, useResizeTechnique:Bool = true) {
+        FlxG.cameras.add(camera, false);
+        windowCameras.push({
+            camera: camera,
+            resizeScroll: useResizeTechnique,
+            width: camera.width,
+            height: camera.height
+        });
+    }
+
     public function changeCaption(text:String) {
         caption.text = text;
     }
@@ -98,7 +122,12 @@ class Window extends FlxTypedGroup<FlxBasic> {
         super.destroy();
         for(e in __captionTweens) e.cancel();
         FlxG.cameras.remove(windowCaptionCamera, true);
-        for(cam in windowCameras) FlxG.cameras.remove(cam, true);
+        for(cam in windowCameras) {
+            FlxG.cameras.remove(cam.camera, true);
+        }
+        windowCameras = null;
+        windowCaptionCamera = null;
+        __captionTweens = null;
     }
 
     public function resize(width:Int, height:Int) {
@@ -111,8 +140,8 @@ class Window extends FlxTypedGroup<FlxBasic> {
         windowCaptionCamera.x = x;
         windowCaptionCamera.y = y;
         for(e in windowCameras) {
-            e.x = x + 4;
-            e.y = y + 23;
+            e.camera.x = x + 4;
+            e.camera.y = y + 23;
         }
     }
 
@@ -126,7 +155,10 @@ class Window extends FlxTypedGroup<FlxBasic> {
         windowCaptionCamera.setSize(windowWidth + 4 + 4, windowHeight + 23 + 4);
         captionButtons.setPosition(windowWidth + 4, 4);
         for(e in windowCameras) {
-            e.setSize(windowWidth, windowHeight);
+            e.camera.setSize(windowWidth, windowHeight);
+            if (e.resizeScroll) {
+                e.camera.scroll.set(-Std.int(e.camera.width - e.width), -Std.int(e.camera.height - e.height));
+            }
         }
     }
 }

source/funkin/desktop/windows/WindowContent.hx

@@ -8,13 +8,33 @@ class WindowContent extends FlxTypedGroup<FlxSprite> {
     public var winX(default, set):Float = 0;
     public var winY(default, set):Float = 0;
     public var title(default, set):String = "Window";
+    public var icon(default, set):String = 'flixel/images/logo/default.png';
 
     public var windowCamera:FlxCamera = null;
     public var parent:Window = null;
 
-    public var width:Int = 0;
-    public var height:Int = 0;
+    public var width(default, set):Int = 0;
+    public var height(default, set):Int = 0;
 
+    private var __noParentUpdate:Bool = false;
+    private function set_width(w:Int):Int {
+        width = w;
+        if (parent != null) {
+            parent.windowWidth = w;
+            if (!__noParentUpdate)
+                parent.updateWindowFrame();
+        }
+        return width;
+    }
+    private function set_height(h:Int):Int {
+        height = h;
+        if (parent != null) {
+            parent.windowHeight = h;
+            if (!__noParentUpdate)
+                parent.updateWindowFrame();
+        }
+        return height;
+    }
     private function set_winX(v:Float):Float {
         winX = v;
         if (parent != null) parent.move(winX, winY);
@@ -26,12 +46,26 @@ class WindowContent extends FlxTypedGroup<FlxSprite> {
         if (parent != null) parent.changeCaption(title);
         return title;
     }
+
+    private function set_title(text:String):String {
+        icon = text;
+        if (parent != null) parent.loadIcon(icon);
+        return icon;
+    }
     private function set_winY(v:Float):Float {
         winY = v;
         if (parent != null) parent.move(winX, winY);
         return winY;
     }
 
+    public function setSize(width:Int, height:Int) {
+        __noParentUpdate = true;
+        this.width = width;
+        this.height = height;
+        __noParentUpdate = false;
+        if (parent != null) parent.updateWindowFrame();
+    }
+
     public function new(caption:String, x:Float, y:Float, width:Int, height:Int) {
         super();
         this.width = width;