add the possibility to intercept touches in SDLSurfaceView (same as ViewGroup).

tito · tito · commit b09db5797be6 · 2013-11-07T11:13:17.000+01:00
diff --git a/src/src/org/renpy/android/SDLSurfaceView.java b/src/src/org/renpy/android/SDLSurfaceView.java
@@ -270,6 +270,12 @@ private void printConfig(EGL10 egl, EGLDisplay display,
         private int[] mValue = new int[1];
     }
 
+    public interface OnInterceptTouchListener {
+        boolean onTouch(MotionEvent ev);
+    }
+
+    private OnInterceptTouchListener mOnInterceptTouchListener = null;
+
     // The activity we're a part of.
     private static PythonActivity mActivity;
 
@@ -938,12 +944,20 @@ public int swapBuffers() {
     private static final int INVALID_POINTER_ID = -1;
     private int mActivePointerId = INVALID_POINTER_ID;
 
+    public void setInterceptTouchListener(OnInterceptTouchListener listener) {
+        this.mOnInterceptTouchListener = listener;
+    }
+
     @Override
     public boolean onTouchEvent(final MotionEvent event) {
 
         if (mInputActivated == false)
             return true;
 
+        if (mOnInterceptTouchListener != null)
+            if (mOnInterceptTouchListener.onTouch(event))
+                return false;
+
         int action = event.getAction() & MotionEvent.ACTION_MASK;
         int sdlAction = -1;
         int pointerId = -1;
