Prevent installation of decorations on popups that are for tooltips.

Improved tooltip fadein animation.

core/src/main/java/com/github/weisj/darklaf/DarkLaf.java

@@ -26,8 +26,8 @@ package com.github.weisj.darklaf;
 import com.github.weisj.darklaf.components.border.DarkBorders;
 import com.github.weisj.darklaf.platform.Decorations;
 import com.github.weisj.darklaf.theme.Theme;
+import com.github.weisj.darklaf.ui.DarkPopupFactory;
 import com.github.weisj.darklaf.ui.popupmenu.DarkPopupMenuUI;
-import com.github.weisj.darklaf.ui.rootpane.DarkRootPaneUI;
 import com.github.weisj.darklaf.util.SystemInfo;
 import sun.awt.AppContext;
 
@@ -354,27 +354,7 @@ public class DarkLaf extends BasicLookAndFeel implements PropertyChangeListener
          * This is disadvantageous for the behaviour of custom tooltips.
          */
         call("initialize");
-        PopupFactory.setSharedInstance(new PopupFactory() {
-            @Override
-            public Popup getPopup(final Component owner, final Component contents,
-                                  final int x, final int y) throws IllegalArgumentException {
-                Popup popup = super.getPopup(owner, contents, x, y);
-                // Sometimes the background is java.awt.SystemColor[i=7]
-                // It results in a flash of white background, that is repainted with
-                // the proper popup background later.
-                // That is why we set window background explicitly.
-                Window window = SwingUtilities.getWindowAncestor(contents);
-                if (window != null) {
-                    window.setBackground(UIManager.getColor("PopupMenu.translucentBackground"));
-                    if (window instanceof RootPaneContainer) {
-                        JRootPane rootPane = ((RootPaneContainer) window).getRootPane();
-                        rootPane.putClientProperty(DarkRootPaneUI.KEY_IS_POPUP, true);
-                    }
-                    Decorations.initPopupWindow(window);
-                }
-                return popup;
-            }
-        });
+        PopupFactory.setSharedInstance(new DarkPopupFactory());
         PropertyLoader.reset();
         UIManager.addPropertyChangeListener(this);
     }
@@ -465,4 +445,5 @@ public class DarkLaf extends BasicLookAndFeel implements PropertyChangeListener
     public boolean getSupportsWindowDecorations() {
         return Decorations.isCustomDecorationSupported();
     }
+
 }

core/src/main/java/com/github/weisj/darklaf/components/tooltip/DarkToolTip.java

@@ -23,7 +23,6 @@
  */
 package com.github.weisj.darklaf.components.tooltip;
 
-import com.github.weisj.darklaf.decorators.AncestorAdapter;
 import com.github.weisj.darklaf.ui.tooltip.DarkTooltipBorder;
 import com.github.weisj.darklaf.util.Alignment;
 import com.github.weisj.darklaf.util.Animator;
@@ -31,7 +30,6 @@ import com.github.weisj.darklaf.util.GraphicsContext;
 
 import javax.swing.*;
 import javax.swing.border.Border;
-import javax.swing.event.AncestorEvent;
 import java.awt.*;
 import java.beans.PropertyChangeEvent;
 import java.beans.PropertyChangeListener;
@@ -40,11 +38,9 @@ import java.util.Objects;
 public class DarkToolTip extends JToolTip implements PropertyChangeListener {
 
     public static final String TIP_TEXT_PROPERTY = "tiptext";
-    private static final long REPAINT_THRESHOLD = 150;
     private static final AlphaComposite COMPOSITE = AlphaComposite.getInstance(AlphaComposite.SRC_OVER);
     private static final float MAX_ALPHA = 1.0f;
     private final Animator fadeAnimator;
-    private long lastHidden;
     private float alpha = 0;
 
     public DarkToolTip(final Alignment alignment) {
@@ -52,24 +48,16 @@ public class DarkToolTip extends JToolTip implements PropertyChangeListener {
         setOpaque(false);
         fadeAnimator = new FadeInAnimator();
         addPropertyChangeListener(this);
-        addAncestorListener(new AncestorAdapter() {
-            @Override
-            public void ancestorAdded(final AncestorEvent event) {
-                boolean resume = false;
-                if (Math.abs(System.currentTimeMillis() - lastHidden) < REPAINT_THRESHOLD) {
-                    alpha = 1.0f;
-                } else {
-                    alpha = 0;
-                    resume = true;
-                }
-                setVisible(true);
-                notifyToolTipListeners(ToolTipEvent.SHOWN);
-                if (resume) {
-                    fadeAnimator.reset();
-                    fadeAnimator.resume();
-                }
-            }
-        });
+    }
+
+    @Override
+    public void addNotify() {
+        alpha = 0;
+        setVisible(true);
+        notifyToolTipListeners(ToolTipEvent.SHOWN);
+        fadeAnimator.reset();
+        fadeAnimator.resume();
+        super.addNotify();
     }
 
     public void setAlignment(final Alignment alignment) {
@@ -127,7 +115,6 @@ public class DarkToolTip extends JToolTip implements PropertyChangeListener {
     public void removeNotify() {
         super.removeNotify();
         notifyToolTipListeners(ToolTipEvent.HIDDEN);
-        lastHidden = System.currentTimeMillis();
         alpha = 0;
     }
 

core/src/main/java/com/github/weisj/darklaf/platform/Decorations.java

@@ -64,10 +64,13 @@ public final class Decorations {
         return decorationsProvider.createTitlePane(rootPane, decorationStyle);
     }
 
-    public static void initPopupWindow(final Window window) {
-        decorationsProvider.initPopupWindow(window);
+    public static void installPopupWindow(final Window window) {
+        decorationsProvider.installPopupMenu(window);
     }
 
+    public static void uninstallPopupWindow(final Window window) {
+        decorationsProvider.uninstallPopupWindow(window);
+    }
 
     public static boolean isCustomDecorationSupported() {
         return decorationsProvider.isCustomDecorationSupported()

core/src/main/java/com/github/weisj/darklaf/ui/DarkPopupFactory.java

@@ -0,0 +1,58 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2020 Jannis Weis
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package com.github.weisj.darklaf.ui;
+
+import com.github.weisj.darklaf.platform.Decorations;
+import com.github.weisj.darklaf.ui.rootpane.DarkRootPaneUI;
+
+import javax.swing.*;
+import java.awt.*;
+
+public class DarkPopupFactory extends PopupFactory {
+    @Override
+    public Popup getPopup(final Component owner, final Component contents,
+                          final int x, final int y) throws IllegalArgumentException {
+        Popup popup = super.getPopup(owner, contents, x, y);
+        // Sometimes the background is java.awt.SystemColor[i=7]
+        // It results in a flash of white background, that is repainted with
+        // the proper popup background later.
+        // That is why we set window background explicitly.
+        Window window = SwingUtilities.getWindowAncestor(contents);
+        if (window != null) {
+            window.setBackground(UIManager.getColor("PopupMenu.translucentBackground"));
+            boolean install = true;
+            if (window instanceof RootPaneContainer) {
+                JRootPane rootPane = ((RootPaneContainer) window).getRootPane();
+                rootPane.putClientProperty(DarkRootPaneUI.KEY_IS_POPUP, true);
+                install = !Boolean.TRUE.equals(rootPane.getClientProperty(DarkRootPaneUI.KEY_IS_TOOLTIP));
+            }
+            if (install) {
+                Decorations.installPopupWindow(window);
+            } else {
+                Decorations.uninstallPopupWindow(window);
+            }
+        }
+        return popup;
+    }
+}

core/src/main/java/com/github/weisj/darklaf/ui/menu/DarkMenuUI.java

@@ -61,6 +61,9 @@ public class DarkMenuUI extends BasicMenuUI {
             if (listener.getClass().getEnclosingClass().equals(BasicMenuUI.class)) {
                 menu.removeMouseListener(listener);
                 mouseListener = new MouseDelegate(listener) {
+                    private boolean pressed = false;
+                    private boolean wasEnabled = false;
+
                     @Override
                     public void mouseEntered(final MouseEvent e) {
                         MenuSelectionManager manager = MenuSelectionManager.defaultManager();
@@ -72,6 +75,23 @@ public class DarkMenuUI extends BasicMenuUI {
                         }
                         super.mouseEntered(e);
                     }
+
+                    @Override
+                    public void mousePressed(final MouseEvent e) {
+                        pressed = true;
+                        wasEnabled = menu.isEnabled() && menu.isSelected() && menu.getPopupMenu().isShowing();
+                        super.mousePressed(e);
+                    }
+
+                    @Override
+                    public void mouseReleased(final MouseEvent e) {
+                        if (!menu.isEnabled()) return;
+                        if (pressed && wasEnabled) {
+                            pressed = false;
+                            return;
+                        }
+                        super.mouseReleased(e);
+                    }
                 };
                 menu.addMouseListener(mouseListener);
                 break;

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

@@ -48,6 +48,7 @@ public class DarkRootPaneUI extends BasicRootPaneUI implements HierarchyListener
 
     public static final String KEY_PREFIX = "JRootPane.";
     public static final String KEY_IS_POPUP = KEY_PREFIX + "isPopup";
+    public static final String KEY_IS_TOOLTIP = KEY_PREFIX + "isToolTip";
     private Window window;
     private CustomTitlePane titlePane;
     private LayoutManager layoutManager;

core/src/main/java/com/github/weisj/darklaf/ui/tooltip/DarkTooltipUI.java

@@ -23,6 +23,8 @@
  */
 package com.github.weisj.darklaf.ui.tooltip;
 
+import com.github.weisj.darklaf.components.tooltip.ToolTipStyle;
+import com.github.weisj.darklaf.ui.rootpane.DarkRootPaneUI;
 import com.github.weisj.darklaf.util.Alignment;
 import com.github.weisj.darklaf.util.DarkUIUtil;
 import com.github.weisj.darklaf.util.PropertyKey;
@@ -54,6 +56,8 @@ public class DarkTooltipUI extends BasicToolTipUI implements PropertyChangeListe
     public static final String VARIANT_BALLOON = "balloon";
 
     protected JToolTip toolTip;
+    protected JRootPane lastRootPane;
+    protected ToolTipStyle style;
     protected MouseListener exitListener = new MouseAdapter() {
         @Override
         public void mouseExited(final MouseEvent e) {
@@ -130,6 +134,7 @@ public class DarkTooltipUI extends BasicToolTipUI implements PropertyChangeListe
         toolTip = (JToolTip) c;
         super.installUI(c);
         toolTip.setBorder(new DarkTooltipBorder());
+        toolTip.putClientProperty(KEY_STYLE, ToolTipStyle.BALLOON);
     }
 
     @Override
@@ -211,8 +216,17 @@ public class DarkTooltipUI extends BasicToolTipUI implements PropertyChangeListe
             //For MediumWeightPopup still need to make parent non opaque.
             ((JComponent) toolTip.getParent()).setOpaque(false);
         }
+        if (lastRootPane != null) {
+            lastRootPane.putClientProperty(DarkRootPaneUI.KEY_IS_TOOLTIP, false);
+        }
         if (w != null && !isDecorated(w) && (w.getClass().getEnclosingClass().equals(Popup.class))) {
             w.setBackground(DarkUIUtil.TRANSPARENT_COLOR);
+            if (w instanceof RootPaneContainer) {
+                lastRootPane = ((RootPaneContainer) w).getRootPane();
+                if (lastRootPane != null) {
+                    lastRootPane.putClientProperty(DarkRootPaneUI.KEY_IS_TOOLTIP, true);
+                }
+            }
         }
     }
 
@@ -270,6 +284,13 @@ public class DarkTooltipUI extends BasicToolTipUI implements PropertyChangeListe
         }
     }
 
+    protected ToolTipStyle getStyle() {
+        Object prop = toolTip.getClientProperty(KEY_STYLE);
+        String propValue = prop != null ? prop.toString() : null;
+        if (ToolTipStyle.BALLOON.name().equals(propValue)) return ToolTipStyle.BALLOON;
+        return ToolTipStyle.PLAIN;
+    }
+
     protected void updateSize() {
         toolTip.setTipText(toolTip.getTipText());
         toolTip.setPreferredSize(getPreferredSize(toolTip));

decorations-base/src/main/java/com/github/weisj/darklaf/decorations/DecorationsProvider.java

@@ -62,6 +62,12 @@ public interface DecorationsProvider {
     /**
      * Initialize the window of a popup menu.
      */
-    default void initPopupWindow(final Window window) {
+    default void installPopupMenu(final Window window) {
+    }
+
+    /**
+     * Uninstall the window of a popup menu.
+     */
+    default void uninstallPopupWindow(final Window window) {
     }
 }

windows/src/main/java/com/github/weisj/darklaf/platform/windows/WindowsDecorationsProvider.java

@@ -54,7 +54,7 @@ public class WindowsDecorationsProvider implements DecorationsProvider {
     }
 
     @Override
-    public void initPopupWindow(final Window window) {
+    public void installPopupMenu(final Window window) {
         if (!window.isDisplayable()) {
             window.addNotify();
         }
@@ -70,6 +70,17 @@ public class WindowsDecorationsProvider implements DecorationsProvider {
         }
     }
 
+    @Override
+    public void uninstallPopupWindow(final Window window) {
+        if (window.isDisplayable()) {
+            long hwnd = PointerUtil.getHWND(window);
+            if (hwnd != 0) {
+                JNIDecorationsWindows.uninstallDecorations(hwnd);
+            }
+            window.dispose();
+        }
+    }
+
     @Override
     public void loadDecorationProperties(final Properties properties, final UIDefaults currentDefaults) {
         IconLoader iconLoader = IconLoader.get(WindowsDecorationsProvider.class);