/** Overrides to provide fading when slide removal is enabled. */
@Override
public void onDragFloatView(View floatView, Point position, Point touch) {
if (mRemoveEnabled) {
int x = touch.x;
if (mRemoveMode == SLIDE_RIGHT_REMOVE) {
int width = mDslv.getWidth();
int thirdWidth = width / 3;
float alpha;
if (x < thirdWidth) {
alpha = 1.0f;
} else if (x < width - thirdWidth) {
alpha = ((float) (width - thirdWidth - x)) / ((float) thirdWidth);
} else {
alpha = 0.0f;
}
mDslv.setFloatAlpha(mOrigFloatAlpha * alpha);
} else if (mRemoveMode == SLIDE_LEFT_REMOVE) {
int width = mDslv.getWidth();
int thirdWidth = width / 3;
float alpha;
if (x < thirdWidth) {
alpha = 0.0f;
} else if (x < width - thirdWidth) {
alpha = ((float) (x - thirdWidth)) / ((float) thirdWidth);
} else {
alpha = 1.0f;
}
mDslv.setFloatAlpha(mOrigFloatAlpha * alpha);
}
}
}
@Override
public boolean onTouch(View v, MotionEvent ev) {
mDetector.onTouchEvent(ev);
if (mRemoveEnabled
&& mDragging
&& (mRemoveMode == FLING_RIGHT_REMOVE || mRemoveMode == FLING_LEFT_REMOVE)) {
mFlingRemoveDetector.onTouchEvent(ev);
}
int action = ev.getAction() & MotionEvent.ACTION_MASK;
switch (action) {
case MotionEvent.ACTION_DOWN:
mCurrX = (int) ev.getX();
mCurrY = (int) ev.getY();
break;
case MotionEvent.ACTION_UP:
if (mRemoveEnabled) {
final int x = (int) ev.getX();
int thirdW = mDslv.getWidth() / 3;
int twoThirdW = mDslv.getWidth() - thirdW;
if ((mRemoveMode == SLIDE_RIGHT_REMOVE && x > twoThirdW)
|| (mRemoveMode == SLIDE_LEFT_REMOVE && x < thirdW)) {
mDslv.stopDrag(true);
}
}
case MotionEvent.ACTION_CANCEL:
mDragging = false;
break;
}
return false;
}
@Override
public boolean onTouch(View v, MotionEvent ev) {
if (!mDslv.isDragEnabled() || mDslv.listViewIntercepted()) {
return false;
}
mDetector.onTouchEvent(ev);
if (mRemoveEnabled && mDragging && mRemoveMode == FLING_REMOVE) {
mFlingRemoveDetector.onTouchEvent(ev);
}
int action = ev.getAction() & MotionEvent.ACTION_MASK;
switch (action) {
case MotionEvent.ACTION_DOWN:
mCurrX = (int) ev.getX();
mCurrY = (int) ev.getY();
break;
case MotionEvent.ACTION_UP:
if (mRemoveEnabled && mIsRemoving) {
int x = mPositionX >= 0 ? mPositionX : -mPositionX;
int removePoint = mDslv.getWidth() / 2;
if (x > removePoint) {
mDslv.stopDragWithVelocity(true, 0);
}
}
case MotionEvent.ACTION_CANCEL:
mIsRemoving = false;
mDragging = false;
break;
}
return false;
}
@Override
public final boolean onFling(
MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
// Log.d("mobeta", "on fling remove called");
if (mRemoveEnabled && mIsRemoving) {
int w = mDslv.getWidth();
int minPos = w / 5;
if (velocityX > mFlingSpeed) {
if (mPositionX > -minPos) {
mDslv.stopDragWithVelocity(true, velocityX);
}
} else if (velocityX < -mFlingSpeed) {
if (mPositionX < minPos) {
mDslv.stopDragWithVelocity(true, velocityX);
}
}
mIsRemoving = false;
}
return false;
}