private boolean findAppropriateDropHandle(DragEvent event) {
Log.i(TAG, "Loc of parent: x:" + mLocationOnScreen[0] + " y:" + mLocationOnScreen[1]);
mDragLocationOnScreen[0] = (int) (mLocationOnScreen[0] + event.getX());
mDragLocationOnScreen[1] = (int) (mLocationOnScreen[1] + event.getY());
Log.i(
TAG,
"FPN Drag location relative, x: "
+ mDragLocationOnScreen[0]
+ " y: "
+ mDragLocationOnScreen[1]);
if (mCurrentDropHandleView != null) {
((DropAcceptable) mCurrentDropHandleView).onDrop(event);
mCurrentDropHandleView = null;
return true;
} else {
return false;
}
}
private boolean findAppropriateDragMoveHandle(DragEvent event) {
Log.i(TAG, "Loc of parent: x:" + mLocationOnScreen[0] + " y:" + mLocationOnScreen[1]);
mDragLocationOnScreen[0] = (int) (mLocationOnScreen[0] + event.getX());
mDragLocationOnScreen[1] = (int) (mLocationOnScreen[1] + event.getY());
Log.i(
TAG,
"FPN Drag location relative, x: "
+ mDragLocationOnScreen[0]
+ " y: "
+ mDragLocationOnScreen[1]);
boolean moveOnHandleView;
if (mCurrentDropHandleView != null) {
Log.i(TAG, "There is drop handle view, test it!");
// Test if still move on the drop handle view
moveOnHandleView =
ViewUtil.isViewContained(
mCurrentDropHandleView, mDragLocationOnScreen[0], mDragLocationOnScreen[1]);
if (!moveOnHandleView) {
// Exit
((DropAcceptable) mCurrentDropHandleView).onDragExited(event);
mCurrentDropHandleView = null;
return false;
} else {
return true;
}
} else {
// Test if there is a new view become drop handle
boolean foundNewDropHandle = false;
for (int i = 0; i < mNavigatorContainer.getChildCount(); i++) {
View view = mNavigatorContainer.getChildAt(i);
moveOnHandleView =
ViewUtil.isViewContained(view, mDragLocationOnScreen[0], mDragLocationOnScreen[1]);
if (moveOnHandleView) {
Log.i(
TAG,
"Drag enter child view: "
+ i
+ " class: "
+ view.getClass().getSimpleName()
+ " l: "
+ view.getLeft()
+ " width: "
+ view.getWidth()
+ " t: "
+ view.getTop()
+ " height: "
+ view.getHeight()
+ " r: "
+ view.getRight()
+ " b: "
+ view.getBottom());
if (view instanceof DropAcceptable) {
mCurrentDropHandleView = view;
foundNewDropHandle = true;
((DropAcceptable) mCurrentDropHandleView).onDragEntered(event);
}
if (foundNewDropHandle) {
Log.i(TAG, "Find new drop handle view!");
return true;
} else {
Log.i(TAG, "Not find new drop handle view yet!");
}
}
}
return false;
}
}
