view dispatchTouchEvent()
12502 boolean result = false;
.....
12515 if (onFilterTouchEventForSecurity(event)) {
12516 if ((mViewFlags & ENABLED_MASK) == ENABLED && handleScrollBarDragging(event)) {
12517 result = true;
12518 }
12519 //noinspection SimplifiableIfStatement
12520 ListenerInfo li = mListenerInfo;
12521 if (li != null && li.mOnTouchListener != null
12522 && (mViewFlags & ENABLED_MASK) == ENABLED
12523 && li.mOnTouchListener.onTouch(this, event)) {
12524 result = true;
12525 }
12526
12527 if (!result && onTouchEvent(event)) {
12528 result = true;
12529 }
12530 }
OnTouchListener.onTouch()返回為true,那么onTouchEvent()就不會調(diào)用.
接著看onTouchEvent()
13736 public boolean onTouchEvent(MotionEvent event) {
13743 final boolean clickable = ((viewFlags & CLICKABLE) == CLICKABLE
13744 || (viewFlags & LONG_CLICKABLE) == LONG_CLICKABLE)
13745 || (viewFlags & CONTEXT_CLICKABLE) == CONTEXT_CLICKABLE;
13746
13747 if ((viewFlags & ENABLED_MASK) == DISABLED) {
13748 if (action == MotionEvent.ACTION_UP && (mPrivateFlags & PFLAG_PRESSED) != 0) {
13749 setPressed(false);
13750 }
13751 mPrivateFlags3 &= ~PFLAG3_FINGER_DOWN;
13752 // A disabled view that is clickable still consumes the touch
13753 // events, it just doesn't respond to them.
13754 return clickable;
13755 }
13756 if (mTouchDelegate != null) {
13757 if (mTouchDelegate.onTouchEvent(event)) {
13758 return true;
13759 }
13760 }
13761
13762 if (clickable || (viewFlags & TOOLTIP) == TOOLTIP) {
13763 switch (action) {
13764 case MotionEvent.ACTION_UP:
13765 mPrivateFlags3 &= ~PFLAG3_FINGER_DOWN;
13766 if ((viewFlags & TOOLTIP) == TOOLTIP) {
13767 handleTooltipUp();
13768 }
13769 if (!clickable) {
13770 removeTapCallback();
13771 removeLongPressCallback();
13772 mInContextButtonPress = false;
13773 mHasPerformedLongPress = false;
13774 mIgnoreNextUpEvent = false;
13775 break;
13776 }
13777 boolean prepressed = (mPrivateFlags & PFLAG_PREPRESSED) != 0;
13778 if ((mPrivateFlags & PFLAG_PRESSED) != 0 || prepressed) {
13779 // take focus if we don't have it already and we should in
13780 // touch mode.
13781 boolean focusTaken = false;
13782 if (isFocusable() && isFocusableInTouchMode() && !isFocused()) {
13783 focusTaken = requestFocus();
13784 }
13785
13786 if (prepressed) {
13787 // The button is being released before we actually
13788 // showed it as pressed. Make it show the pressed
13789 // state now (before scheduling the click) to ensure
13790 // the user sees it.
13791 setPressed(true, x, y);
13792 }
13793
13794 if (!mHasPerformedLongPress && !mIgnoreNextUpEvent) {
13795 // This is a tap, so remove the longpress check
13796 removeLongPressCallback();
13797
13798 // Only perform take click actions if we were in the pressed state
13799 if (!focusTaken) {
13800 // Use a Runnable and post this rather than calling
13801 // performClick directly. This lets other visual state
13802 // of the view update before click actions start.
13803 if (mPerformClick == null) {
13804 mPerformClick = new PerformClick();
13805 }
13806 if (!post(mPerformClick)) {
13807 performClickInternal();
13808 }
13809 }
13810 }
13811
13812 if (mUnsetPressedState == null) {
13813 mUnsetPressedState = new UnsetPressedState();
13814 }
13815
13816 if (prepressed) {
13817 postDelayed(mUnsetPressedState,
13818 ViewConfiguration.getPressedStateDuration());
13819 } else if (!post(mUnsetPressedState)) {
13820 // If the post failed, unpress right now
13821 mUnsetPressedState.run();
13822 }
13823
13824 removeTapCallback();
13825 }
13826 mIgnoreNextUpEvent = false;
13827 break;
只要view的CLICKABLE和LONG_CLICKABLE有一個為true,那么她就會消耗事件,即onTouchEvent返回true,(和是否disable無關(guān)).當(dāng)ACTION_UP事件發(fā)生時,觸發(fā)performClick方法.
