Ensure default buttons don't get lost after theme change.

Ensure sliders are properly layed out after theme change.
Ensure title pane foreground color is correct after theme change.

core/src/main/java/com/github/weisj/darklaf/settings/ThemeSettingsPanel.java

@@ -40,6 +40,7 @@ import com.github.weisj.darklaf.components.tooltip.ToolTipContext;
 import com.github.weisj.darklaf.components.tristate.TristateCheckBox;
 import com.github.weisj.darklaf.components.tristate.TristateState;
 import com.github.weisj.darklaf.graphics.ThemedColor;
+import com.github.weisj.darklaf.listener.UIUpdater;
 import com.github.weisj.darklaf.platform.ThemePreferencesHandler;
 import com.github.weisj.darklaf.platform.macos.theme.MacOSColors;
 import com.github.weisj.darklaf.theme.Theme;
@@ -491,11 +492,13 @@ public class ThemeSettingsPanel extends JPanel {
         int tickSpacing = 25;
         Dictionary<Integer, JComponent> dict = fontSlider.createStandardLabels(tickSpacing);
         JLabel min = ((JLabel) dict.get(fontSlider.getMinimum()));
+        UIUpdater.registerComponent(min);
         min.setText(resourceBundle.getString("label_font_smaller"));
         min.setAlignmentX(JComponent.LEFT_ALIGNMENT);
         min.putClientProperty(DarkSliderUI.KEY_MANUAL_LABEL_ALIGN, true);
 
         JLabel mid = ((JLabel) dict.get(fontSlider.getMinimum() + tickSpacing));
+        UIUpdater.registerComponent(mid);
         dict.remove(fontSlider.getMinimum() + tickSpacing);
         dict.put(FontSizePreset.NORMAL.getPercentage(), mid);
         mid.setText(resourceBundle.getString("label_font_default"));
@@ -507,6 +510,7 @@ public class ThemeSettingsPanel extends JPanel {
         max.setText(resourceBundle.getString("label_font_bigger"));
         max.setAlignmentX(JComponent.RIGHT_ALIGNMENT);
         max.putClientProperty(DarkSliderUI.KEY_MANUAL_LABEL_ALIGN, true);
+        UIUpdater.registerComponent(max);
 
         dict.remove(FontSizePreset.Small.getPercentage());
         dict.remove(FontSizePreset.SMALL.getPercentage());

core/src/main/java/com/github/weisj/darklaf/ui/rootpane/DarkRootPaneUI.java

@@ -156,11 +156,13 @@ public class DarkRootPaneUI extends BasicRootPaneUI implements HierarchyListener
 
     @Override
     protected void installListeners(final JRootPane root) {
+        root.addPropertyChangeListener(this);
         root.addHierarchyListener(this);
     }
 
     @Override
     protected void uninstallListeners(final JRootPane root) {
+        root.removePropertyChangeListener(this);
         root.removeHierarchyListener(this);
     }
 

core/src/main/java/com/github/weisj/darklaf/ui/slider/DarkSliderUI.java

@@ -160,7 +160,15 @@ public class DarkSliderUI extends BasicSliderUI implements PropertyChangeListene
 
     @Override
     protected void calculateGeometry() {
-        super.calculateGeometry();
+        // Thumb size should be calculated before content rect.
+        calculateFocusRect();
+        calculateThumbSize();
+        calculateContentRect();
+        calculateTrackBuffer();
+        calculateTrackRect();
+        calculateTickRect();
+        calculateLabelRect();
+        calculateThumbLocation();
         if (showVolumeIcon(slider)) {
             calculateIconRect();
         } else {

macos/src/main/java/com/github/weisj/darklaf/platform/macos/ui/MacOSTitlePane.java

@@ -82,6 +82,10 @@ public class MacOSTitlePane extends CustomTitlePane {
         inactiveBackground = UIManager.getColor("MacOS.TitlePane.inactiveBackground");
         inactiveForeground = UIManager.getColor("MacOS.TitlePane.inactiveForeground");
         border = UIManager.getColor("MacOS.TitlePane.borderColor");
+
+        // Ensure they don't get overwritten by ui updated.
+        activeForeground = new Color(activeForeground.getRGB());
+        inactiveForeground = new Color(inactiveForeground.getRGB());
     }
 
     @Override

property-loader/src/main/java/com/github/weisj/darklaf/icons/ToggleIcon.java

@@ -46,6 +46,10 @@ public class ToggleIcon implements Icon {
         this.active = active;
     }
 
+    public boolean isActive() {
+        return active;
+    }
+
     @Override
     public void paintIcon(final Component c, final Graphics g, final int x, final int y) {
         currentIcon().paintIcon(c, g, x, y);

windows/src/main/java/com/github/weisj/darklaf/platform/windows/ui/WindowsTitlePane.java

@@ -316,6 +316,10 @@ public class WindowsTitlePane extends CustomTitlePane {
         inactiveHover = UIManager.getColor("Windows.TitlePane.inactiveBackgroundHover");
         inactiveClick = UIManager.getColor("Windows.TitlePane.inactiveBackgroundClick");
         border = UIManager.getColor("Windows.TitlePane.borderColor");
+
+        // Ensure they don't get overwritten by ui updated.
+        activeForeground = new Color(activeForeground.getRGB());
+        inactiveForeground = new Color(inactiveForeground.getRGB());
     }
 
     private void installDefaults() {