6579243: Windows, GTK: Internal frame title is drawn wrong if the frame has RTL orientation

Summary: Added right-to-left code branches to WindowsInternalFrameTitlePane and Metacity classes
Reviewed-by: alexp

src/share/classes/com/sun/java/swing/plaf/gtk/Metacity.java

@@ -770,13 +770,12 @@ class Metacity implements SynthConstants {
             JComponent maximizeButton = findChild(titlePane, "InternalFrameTitlePane.maximizeButton");
             JComponent closeButton    = findChild(titlePane, "InternalFrameTitlePane.closeButton");
 
-            int buttonGap = 0;
-
             Insets button_border = (Insets)gm.get("button_border");
             Dimension buttonDim = calculateButtonSize(titlePane);
 
-            int x = getInt("left_titlebar_edge");
             int y = (button_border != null) ? button_border.top : 0;
+            if (titlePaneParent.getComponentOrientation().isLeftToRight()) {
+                int x = getInt("left_titlebar_edge");
 
                 menuButton.setBounds(x, y, buttonDim.width, buttonDim.height);
 
@@ -787,18 +786,42 @@ class Metacity implements SynthConstants {
 
                 if (frame.isClosable()) {
                     closeButton.setBounds(x, y, buttonDim.width, buttonDim.height);
-                x -= (buttonDim.width + buttonGap);
+                    x -= buttonDim.width;
+                }
+
+                if (frame.isMaximizable()) {
+                    maximizeButton.setBounds(x, y, buttonDim.width, buttonDim.height);
+                    x -= buttonDim.width;
+                }
+
+                if (frame.isIconifiable()) {
+                    minimizeButton.setBounds(x, y, buttonDim.width, buttonDim.height);
+                }
+            } else {
+                int x = w - buttonDim.width - getInt("right_titlebar_edge");
+
+                menuButton.setBounds(x, y, buttonDim.width, buttonDim.height);
+
+                x = getInt("left_titlebar_edge");
+                if (button_border != null) {
+                    x += button_border.left;
+                }
+
+                if (frame.isClosable()) {
+                    closeButton.setBounds(x, y, buttonDim.width, buttonDim.height);
+                    x += buttonDim.width;
                 }
 
                 if (frame.isMaximizable()) {
                     maximizeButton.setBounds(x, y, buttonDim.width, buttonDim.height);
-                x -= (buttonDim.width + buttonGap);
+                    x += buttonDim.width;
                 }
 
                 if (frame.isIconifiable()) {
                     minimizeButton.setBounds(x, y, buttonDim.width, buttonDim.height);
                 }
             }
+        }
     } // end TitlePaneLayout
 
     protected Map getFrameGeometry() {
@@ -973,10 +996,8 @@ class Metacity implements SynthConstants {
         String title = jif.getTitle();
         if (title != null) {
             FontMetrics fm = SwingUtilities2.getFontMetrics(jif, g);
-            if (jif.getComponentOrientation().isLeftToRight()) {
             title = SwingUtilities2.clipStringIfNecessary(jif, fm, title,
-                             calculateTitleTextWidth(g, jif));
-            }
+                         calculateTitleArea(jif).width);
             g.setColor(color);
             SwingUtilities2.drawString(jif, g, title, x, y + fm.getAscent());
         }
@@ -1010,9 +1031,10 @@ class Metacity implements SynthConstants {
         JComponent titlePane = findChild(jif, "InternalFrame.northPane");
         Dimension buttonDim = calculateButtonSize(titlePane);
         Insets title_border = (Insets)frameGeometry.get("title_border");
-        Rectangle r = new Rectangle();
+        Insets button_border = (Insets)getFrameGeometry().get("button_border");
 
-        r.x = getInt("left_titlebar_edge") + buttonDim.width;
+        Rectangle r = new Rectangle();
+        r.x = getInt("left_titlebar_edge");
         r.y = 0;
         r.height = titlePane.getHeight();
         if (title_border != null) {
@@ -1021,6 +1043,11 @@ class Metacity implements SynthConstants {
             r.height -= (title_border.top + title_border.bottom);
         }
 
+        if (titlePane.getParent().getComponentOrientation().isLeftToRight()) {
+            r.x += buttonDim.width;
+            if (button_border != null) {
+                r.x += button_border.left;
+            }
             r.width = titlePane.getWidth() - r.x - getInt("right_titlebar_edge");
             if (jif.isClosable()) {
                 r.width -= buttonDim.width;
@@ -1031,6 +1058,22 @@ class Metacity implements SynthConstants {
             if (jif.isIconifiable()) {
                 r.width -= buttonDim.width;
             }
+        } else {
+            if (jif.isClosable()) {
+                r.x += buttonDim.width;
+            }
+            if (jif.isMaximizable()) {
+                r.x += buttonDim.width;
+            }
+            if (jif.isIconifiable()) {
+                r.x += buttonDim.width;
+            }
+            r.width = titlePane.getWidth() - r.x - getInt("right_titlebar_edge")
+                    - buttonDim.width;
+            if (button_border != null) {
+                r.x -= button_border.right;
+            }
+        }
         if (title_border != null) {
             r.width -= title_border.right;
         }

src/share/classes/com/sun/java/swing/plaf/windows/WindowsInternalFrameTitlePane.java

@@ -137,25 +137,46 @@ public class WindowsInternalFrameTitlePane extends BasicInternalFrameTitlePane {
             int baseline = (getHeight() + fm.getAscent() - fm.getLeading() -
                     fm.getDescent()) / 2;
 
+            Rectangle lastIconBounds = new Rectangle(0, 0, 0, 0);
+            if (frame.isIconifiable()) {
+                lastIconBounds = iconButton.getBounds();
+            } else if (frame.isMaximizable()) {
+                lastIconBounds = maxButton.getBounds();
+            } else if (frame.isClosable()) {
+                lastIconBounds = closeButton.getBounds();
+            }
+
             int titleX;
-            Rectangle r = new Rectangle(0, 0, 0, 0);
-            if (frame.isIconifiable())  r = iconButton.getBounds();
-            else if (frame.isMaximizable())  r = maxButton.getBounds();
-            else if (frame.isClosable())  r = closeButton.getBounds();
             int titleW;
-
-            if(WindowsGraphicsUtils.isLeftToRight(frame) ) {
-                if (r.x == 0)  r.x = frame.getWidth()-frame.getInsets().right;
-                    titleX = systemLabel.getX() + systemLabel.getWidth() + 2;
+            int gap = 2;
+            if (WindowsGraphicsUtils.isLeftToRight(frame)) {
+                if (lastIconBounds.x == 0) { // There are no icons
+                    lastIconBounds.x = frame.getWidth() - frame.getInsets().right;
+                }
+                titleX = systemLabel.getX() + systemLabel.getWidth() + gap;
                 if (xp != null) {
                     titleX += 2;
                 }
-                    titleW = r.x - titleX - 3;
-                    title = getTitle(frame.getTitle(), fm, titleW);
+                titleW = lastIconBounds.x - titleX - gap;
+            } else {
+                if (lastIconBounds.x == 0) { // There are no icons
+                    lastIconBounds.x = frame.getInsets().left;
+                }
+                titleW = SwingUtilities2.stringWidth(frame, fm, title);
+                int minTitleX = lastIconBounds.x + lastIconBounds.width + gap;
+                if (xp != null) {
+                    minTitleX += 2;
+                }
+                int availableWidth = systemLabel.getX() - gap - minTitleX;
+                if (availableWidth > titleW) {
+                    titleX = systemLabel.getX() - gap - titleW;
                 } else {
-                titleX = systemLabel.getX() - 2
-                         - SwingUtilities2.stringWidth(frame,fm,title);
+                    titleX = minTitleX;
+                    titleW = availableWidth;
                 }
+            }
+            title = getTitle(frame.getTitle(), fm, titleW);
+
             if (xp != null) {
                 String shadowType = null;
                 if (isSelected) {

src/share/classes/javax/swing/plaf/synth/SynthInternalFrameTitlePane.java

@@ -215,7 +215,7 @@ class SynthInternalFrameTitlePane extends BasicInternalFrameTitlePane
     protected void showSystemMenu() {
         Insets insets = frame.getInsets();
         if (!frame.isIcon()) {
-            systemPopupMenu.show(frame, insets.left, getY() + getHeight());
+            systemPopupMenu.show(frame, menuButton.getX(), getY() + getHeight());
         } else {
             systemPopupMenu.show(menuButton,
                 getX() - insets.left - insets.right,