Initial steps for icon buttons.

src/ui/ui_controls/Button.cpp

@@ -62,16 +62,21 @@ void Button::setEnabled(bool isEnabled)
     if (mEnabled != isEnabled)
     {
         mEnabled = isEnabled;
-        if (mStyle.mState == ButtonData::State::Disabled)
+        if (isEnabled && mStyle.mState == ButtonData::State::Disabled)
         {
             setState(ButtonData::State::Enabled);
         }
+        else if (!isEnabled && mStyle.mState == ButtonData::State::Enabled)
+        {
+            setState(ButtonData::State::Disabled);
+        }
     }
 }
 
 void Button::updateState()
 {
     setBackground(mStyle.getContainerColor());
+    setBackgroundOpacity(mStyle.getStateLayerOverlayOpacity());
     setBackgroundTone(mStyle.getContainerSurfaceTintColor());
     setElevation(mStyle.getContainerElevation());
 

src/ui/ui_controls/Button.h

@@ -10,6 +10,7 @@
 class PaintEvent;
 class MouseEvent;
 class TextNode;
+class IconNode;
 
 class Button : public Widget
 {
@@ -57,6 +58,8 @@ private:
     std::unique_ptr<TextNode> mTextNode;
     bool mContentDirty{true};
 
+    std::unique_ptr<IconNode> mIconNode;
+
     bool mEnabled{ true };
 };
 

src/ui/ui_elements/CMakeLists.txt

@@ -36,6 +36,10 @@ list(APPEND LIB_INCLUDES
         style/FontTokens.cpp	
 		style/ElevationTokens.h	
 		style/OpacityTokens.h
+		style/MediaResources.h
+		style/MediaResources.cpp
+		style/MediaResourceManager.h
+		style/MediaResourceManager.cpp
 		IconNode.h
 		IconNode.cpp
 )

src/ui/ui_elements/IconNode.h

@@ -0,0 +1,9 @@
+#pragma once
+
+#include "AbstractVisualNode.h"
+
+class IconNode
+{
+private:
+
+};