BDJ: implement AWT mouse events

ChangeLog

@@ -1,6 +1,7 @@
 2019-??-??: Version 1.2.0
 - Add functions to list and read BD-ROM files.
 - Add support for separate key pressed / typed / released user input events.
+- Add support for AWT mouse events (BD-J).
 
 2019-06-07: Version 1.1.2
 - Add libxml version to pkg-config Requires.private.

src/libbluray/bdj/java/java/awt/BDJHelper.java

@@ -22,6 +22,7 @@ package java.awt;
 
 import java.awt.event.InvocationEvent;
 import java.awt.event.KeyEvent;
+import java.awt.event.MouseEvent;
 
 import org.videolan.Logger;
 
@@ -70,13 +71,53 @@ public class BDJHelper {
         }
     }
 
+    /*
+     * Mouse events
+     */
+
+    private static int mouseX = 0, mouseY = 0, mouseMask = 0;
+
     public static boolean postMouseEvent(int x, int y) {
+        mouseX = x;
+        mouseY = y;
+        return postMouseEventImpl(MouseEvent.MOUSE_MOVED, MouseEvent.NOBUTTON);
+    }
+
+    public static boolean postMouseEvent(int id) {
+        boolean r;
+
+        if (id == MouseEvent.MOUSE_PRESSED)
+            mouseMask = MouseEvent.BUTTON1_MASK;
+
+        r = postMouseEventImpl(id, MouseEvent.BUTTON1);
+
+        if (id == MouseEvent.MOUSE_RELEASED)
+            mouseMask = 0;
+
+        return r;
+    }
+
+    private static boolean postMouseEventImpl(int id, int button) {
+        Component focusOwner = KeyboardFocusManager.getCurrentKeyboardFocusManager().getGlobalFocusOwner();
+        if (focusOwner != null) {
+            EventQueue eq = BDToolkit.getEventQueue(focusOwner);
+            if (eq != null) {
+                long when = System.currentTimeMillis();
+                try {
+                    eq.postEvent(new MouseEvent(focusOwner, id, when, mouseMask, mouseX, mouseY,
+                                                (id == MouseEvent.MOUSE_CLICKED) ? 1 : 0, false, button));
+                    return true;
+                } catch (Exception e) {
+                    logger.error("postMouseEvent failed: " + e);
+                }
+            }
+        }
         return false;
     }
 
-    public static boolean postMouseEvent(int button) {
-        return false;
-    }
+    /*
+     * Key events
+     */
 
     public static boolean postKeyEvent(int id, int modifiers, int keyCode) {
         Component focusOwner = KeyboardFocusManager.getCurrentKeyboardFocusManager().getGlobalFocusOwner();

src/libbluray/bdj/java/org/videolan/Libbluray.java

@@ -23,6 +23,7 @@ package org.videolan;
 import java.awt.BDFontMetrics;
 import java.awt.BDToolkit;
 import java.awt.event.KeyEvent;
+import java.awt.event.MouseEvent;
 import java.io.File;
 import java.util.HashMap;
 import java.util.Map;
@@ -724,7 +725,16 @@ public class Libbluray {
             case 405: key = HRcEvent.VK_COLORED_KEY_2; break;
             case 406: key = HRcEvent.VK_COLORED_KEY_3; break;
             case 17:
-                result = java.awt.BDJHelper.postMouseEvent(0);
+                result = false;
+                if ((param & 0x80000000) != 0) {
+                    result = java.awt.BDJHelper.postMouseEvent(MouseEvent.MOUSE_PRESSED) || result;
+                }
+                if ((param & 0x40000000) != 0) {
+                    result = java.awt.BDJHelper.postMouseEvent(MouseEvent.MOUSE_CLICKED) || result;
+                }
+                if ((param & 0x20000000) != 0) {
+                    result = java.awt.BDJHelper.postMouseEvent(MouseEvent.MOUSE_RELEASED) || result;
+                }
                 key = -1;
                 break;
             default: