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2014/10/16 ¤W¤È 08:19:36
android Programming Glossary: motionevent.action_upAndroid Image View Pinch Zooming http://stackoverflow.com/questions/10630373/android-image-view-pinch-zooming dy invalidate mLastTouchX x mLastTouchY y break case MotionEvent.ACTION_UP mActivePointerId INVALID_POINTER_ID break case MotionEvent.ACTION_CANCEL.. mid event mode ZOOM Log.d TAG mode ZOOM break case MotionEvent.ACTION_UP case MotionEvent.ACTION_POINTER_UP mode NONE Log.d TAG mode..
Google maps api v2 custom infowindow like in original android google maps http://stackoverflow.com/questions/14123243/google-maps-api-v2-custom-infowindow-like-in-original-android-google-maps a little so it shows the pressed state on the screen case MotionEvent.ACTION_UP handler.postDelayed confirmClickRunnable 150 break case MotionEvent.ACTION_CANCEL..
How to maintain multi layers of ImageViews and keep their aspect ratio based on the largest one? http://stackoverflow.com/questions/16729169/how-to-maintain-multi-layers-of-imageviews-and-keep-their-aspect-ratio-based-on MotionEvent event int action event.getAction if action MotionEvent.ACTION_UP if inverse.isIdentity v.getImageMatrix .invert inverse Log.d..
Scrollview vertical and horizontal in android http://stackoverflow.com/questions/2044775/scrollview-vertical-and-horizontal-in-android int mx curX int my curY mx curX my curY break case MotionEvent.ACTION_UP curX event.getX curY event.getY vScroll.scrollBy int mx curX..
Android - HorizontalScrollView within ScrollView Touch Handling http://stackoverflow.com/questions/2646028/android-horizontalscrollview-within-scrollview-touch-handling event return true else if event.getAction MotionEvent.ACTION_UP event.getAction MotionEvent.ACTION_CANCEL int scrollX getScrollX..
Developing an Android Homescreen http://stackoverflow.com/questions/3467461/developing-an-android-homescreen this.downXValue arg1.getX break case MotionEvent.ACTION_UP float currentX arg1.getX if downXValue currentX if currentView.. break case MotionEvent.ACTION_CANCEL case MotionEvent.ACTION_UP Release the drag mTouchState TOUCH_STATE_REST break The.. Math.min availableToScroll deltaX 0 break case MotionEvent.ACTION_UP Log.i LOG_TAG event up if mTouchState TOUCH_STATE_SCROLLING..
How can I make a horizontal ListView in Android? [duplicate] http://stackoverflow.com/questions/3877040/how-can-i-make-a-horizontal-listview-in-android event int action event.getAction if action MotionEvent.ACTION_UP action MotionEvent.ACTION_CANCEL retVal true onUp return..
http://stackoverflow.com/questions/4373485/android-swipe-on-list false allow other events like Click to be processed case MotionEvent.ACTION_UP upX event.getX upY event.getY float deltaX downX upX float..
How can I get a working vertical SeekBar in Android? http://stackoverflow.com/questions/4892179/how-can-i-get-a-working-vertical-seekbar-in-android MotionEvent.ACTION_DOWN case MotionEvent.ACTION_MOVE case MotionEvent.ACTION_UP setProgress getMax int getMax event.getY getHeight onSizeChanged..
How can I use the animation framework inside the canvas? http://stackoverflow.com/questions/4938822/how-can-i-use-the-animation-framework-inside-the-canvas ev.getX ballW 2 ballY int ev.getY ballH 2 break case MotionEvent.ACTION_UP ballFingerMove false dY 0 break return true @Override public..
Make certain area of bitmap transparent on touch http://stackoverflow.com/questions/5368774/make-certain-area-of-bitmap-transparent-on-touch X int ev.getX Y int ev.getY invalidate break case MotionEvent.ACTION_UP break return true @Override public void onDraw Canvas canvas..
Image in Canvas with touch events http://stackoverflow.com/questions/5743328/image-in-canvas-with-touch-events dy invalidate mLastTouchX x mLastTouchY y break case MotionEvent.ACTION_UP mActivePointerId INVALID_POINTER_ID break case MotionEvent.ACTION_CANCEL..
Rotate zoom drag image in android imageview http://stackoverflow.com/questions/5894736/rotate-zoom-drag-image-in-android-imageview mid event mode ZOOM Log.d TAG mode ZOOM break case MotionEvent.ACTION_UP mode NONE Log.d TAG mode NONE savedMatrix.set matrix matrix.postRotate..
How can I change the OverScroll color in Android 2.3.1? http://stackoverflow.com/questions/5897909/how-can-i-change-the-overscroll-color-in-android-2-3-1 listViewGestureDetector.onTouchEvent ev if ev.getAction MotionEvent.ACTION_UP reset return super.dispatchTouchEvent ev private RelativeLayout.LayoutParams..
Modifying the Android seekbar widget to operate vertically http://stackoverflow.com/questions/631238/modifying-the-android-seekbar-widget-to-operate-vertically getHeight true setPressed true setSelected true break case MotionEvent.ACTION_UP onChangeListener.onStopTrackingTouch this setPressed false setSelected..
Android: Detect when ScrollView stops scrolling http://stackoverflow.com/questions/8181828/android-detect-when-scrollview-stops-scrolling onTouch View v MotionEvent event if event.getAction MotionEvent.ACTION_UP scroll.startScrollerTask return false scroll.setOnScrollStoppedListener..
Android How to draw a smooth line following your finger http://stackoverflow.com/questions/8287949/android-how-to-draw-a-smooth-line-following-your-finger onTouch View view MotionEvent event if event.getAction MotionEvent.ACTION_UP Point point new Point point.x event.getX point.y event.getY..
Android Image View Pinch Zooming http://stackoverflow.com/questions/10630373/android-image-view-pinch-zooming dx x mLastTouchX final float dy y mLastTouchY mPosX dx mPosY dy invalidate mLastTouchX x mLastTouchY y break case MotionEvent.ACTION_UP mActivePointerId INVALID_POINTER_ID break case MotionEvent.ACTION_CANCEL mActivePointerId INVALID_POINTER_ID break case.. oldDist oldDist if oldDist 10f savedMatrix.set matrix midPoint mid event mode ZOOM Log.d TAG mode ZOOM break case MotionEvent.ACTION_UP case MotionEvent.ACTION_POINTER_UP mode NONE Log.d TAG mode NONE break case MotionEvent.ACTION_MOVE if mode DRAG ... matrix.set..
Google maps api v2 custom infowindow like in original android google maps http://stackoverflow.com/questions/14123243/google-maps-api-v2-custom-infowindow-like-in-original-android-google-maps startPress break We need to delay releasing of the view a little so it shows the pressed state on the screen case MotionEvent.ACTION_UP handler.postDelayed confirmClickRunnable 150 break case MotionEvent.ACTION_CANCEL endPress break default break else If..
How to maintain multi layers of ImageViews and keep their aspect ratio based on the largest one? http://stackoverflow.com/questions/16729169/how-to-maintain-multi-layers-of-imageviews-and-keep-their-aspect-ratio-based-on OnTouchListener @Override public boolean onTouch View view MotionEvent event int action event.getAction if action MotionEvent.ACTION_UP if inverse.isIdentity v.getImageMatrix .invert inverse Log.d TAG onTouch set inverse pts 0 event.getX pts 1 event.getY..
Scrollview vertical and horizontal in android http://stackoverflow.com/questions/2044775/scrollview-vertical-and-horizontal-in-android vScroll.scrollBy int mx curX int my curY hScroll.scrollBy int mx curX int my curY mx curX my curY break case MotionEvent.ACTION_UP curX event.getX curY event.getY vScroll.scrollBy int mx curX int my curY hScroll.scrollBy int mx curX int my curY break..
Android - HorizontalScrollView within ScrollView Touch Handling http://stackoverflow.com/questions/2646028/android-horizontalscrollview-within-scrollview-touch-handling boolean onTouch View v MotionEvent event if gestureDetector.onTouchEvent event return true else if event.getAction MotionEvent.ACTION_UP event.getAction MotionEvent.ACTION_CANCEL int scrollX getScrollX int featureWidth getMeasuredWidth activeFeature scrollX..
Developing an Android Homescreen http://stackoverflow.com/questions/3467461/developing-an-android-homescreen null rightView null switch arg1.getAction case MotionEvent.ACTION_DOWN this.downXValue arg1.getX break case MotionEvent.ACTION_UP float currentX arg1.getX if downXValue currentX if currentView view3 float t3 320 currentX downXValue 320 this.vf.setInAnimation.. mTouchState mScroller.isFinished TOUCH_STATE_REST TOUCH_STATE_SCROLLING break case MotionEvent.ACTION_CANCEL case MotionEvent.ACTION_UP Release the drag mTouchState TOUCH_STATE_REST break The only time we want to intercept motion events is if we are in.. 1 .getRight mScrollX getWidth if availableToScroll 0 scrollBy Math.min availableToScroll deltaX 0 break case MotionEvent.ACTION_UP Log.i LOG_TAG event up if mTouchState TOUCH_STATE_SCROLLING final VelocityTracker velocityTracker mVelocityTracker velocityTracker.computeCurrentVelocity..
How can I make a horizontal ListView in Android? [duplicate] http://stackoverflow.com/questions/3877040/how-can-i-make-a-horizontal-listview-in-android View v MotionEvent event boolean retVal gestureDetector.onTouchEvent event int action event.getAction if action MotionEvent.ACTION_UP action MotionEvent.ACTION_CANCEL retVal true onUp return retVal public void onUp Here I am merely copying the Gallery's..
http://stackoverflow.com/questions/4373485/android-swipe-on-list downY event.getY mSwipeDetected Action.None return false allow other events like Click to be processed case MotionEvent.ACTION_UP upX event.getX upY event.getY float deltaX downX upX float deltaY downY upY horizontal swipe detection if Math.abs deltaX..
How can I get a working vertical SeekBar in Android? http://stackoverflow.com/questions/4892179/how-can-i-get-a-working-vertical-seekbar-in-android if isEnabled return false switch event.getAction case MotionEvent.ACTION_DOWN case MotionEvent.ACTION_MOVE case MotionEvent.ACTION_UP setProgress getMax int getMax event.getY getHeight onSizeChanged getWidth getHeight 0 0 break case MotionEvent.ACTION_CANCEL..
How can I use the animation framework inside the canvas? http://stackoverflow.com/questions/4938822/how-can-i-use-the-animation-framework-inside-the-canvas true break case MotionEvent.ACTION_MOVE ballX int ev.getX ballW 2 ballY int ev.getY ballH 2 break case MotionEvent.ACTION_UP ballFingerMove false dY 0 break return true @Override public void onDraw Canvas canvas super.onDraw canvas Draw scrolling..
Make certain area of bitmap transparent on touch http://stackoverflow.com/questions/5368774/make-certain-area-of-bitmap-transparent-on-touch int ev.getY invalidate break case MotionEvent.ACTION_MOVE X int ev.getX Y int ev.getY invalidate break case MotionEvent.ACTION_UP break return true @Override public void onDraw Canvas canvas super.onDraw canvas draw background canvas.drawBitmap bgr..
Image in Canvas with touch events http://stackoverflow.com/questions/5743328/image-in-canvas-with-touch-events x mLastTouchX final float dy y mLastTouchY mPosX dx mPosY dy invalidate mLastTouchX x mLastTouchY y break case MotionEvent.ACTION_UP mActivePointerId INVALID_POINTER_ID break case MotionEvent.ACTION_CANCEL mActivePointerId INVALID_POINTER_ID break case..
Rotate zoom drag image in android imageview http://stackoverflow.com/questions/5894736/rotate-zoom-drag-image-in-android-imageview oldDist oldDist if oldDist 10f savedMatrix.set matrix midPoint mid event mode ZOOM Log.d TAG mode ZOOM break case MotionEvent.ACTION_UP mode NONE Log.d TAG mode NONE savedMatrix.set matrix matrix.postRotate 90 break case MotionEvent.ACTION_MOVE if mode DRAG..
How can I change the OverScroll color in Android 2.3.1? http://stackoverflow.com/questions/5897909/how-can-i-change-the-overscroll-color-in-android-2-3-1 ev if ev.getAction MotionEvent.ACTION_DOWN interruptFade true listViewGestureDetector.onTouchEvent ev if ev.getAction MotionEvent.ACTION_UP reset return super.dispatchTouchEvent ev private RelativeLayout.LayoutParams getWideLayout int alignment RelativeLayout.LayoutParams..
Modifying the Android seekbar widget to operate vertically http://stackoverflow.com/questions/631238/modifying-the-android-seekbar-widget-to-operate-vertically this getMax int getMax event.getY getHeight true setPressed true setSelected true break case MotionEvent.ACTION_UP onChangeListener.onStopTrackingTouch this setPressed false setSelected false break case MotionEvent.ACTION_CANCEL super.onTouchEvent..
Android: Detect when ScrollView stops scrolling http://stackoverflow.com/questions/8181828/android-detect-when-scrollview-stops-scrolling have scroll.setOnTouchListener new OnTouchListener public boolean onTouch View v MotionEvent event if event.getAction MotionEvent.ACTION_UP scroll.startScrollerTask return false scroll.setOnScrollStoppedListener new OnScrollStoppedListener public void onScrollStopped..
Android How to draw a smooth line following your finger http://stackoverflow.com/questions/8287949/android-how-to-draw-a-smooth-line-following-your-finger the following to avoid duplicate motion events public boolean onTouch View view MotionEvent event if event.getAction MotionEvent.ACTION_UP Point point new Point point.x event.getX point.y event.getY points.add point invalidate Log.d TAG point point return true..
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