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add View::onFilterTouchEventForSecurity

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This commit is contained in:
侯歌 2024-07-10 17:15:12 +08:00
parent 18acce3218
commit 316f8996f3
3 changed files with 176 additions and 142 deletions
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52
src/gui/view/view.cc
View File

@ -143,7 +143,10 @@ View::View(Context*ctx,const AttributeSet&attrs){
setPivotY(attrs.getDimensionPixelSize("transformPivotY",0));
setKeyboardNavigationCluster( attrs.getBoolean("keyboardNavigationCluster",false) );
if(attrs.getBoolean("filterTouchesWhenObscured",false)){
viewFlagValues |= FILTER_TOUCHES_WHEN_OBSCURED;
viewFlagMasks |= FILTER_TOUCHES_WHEN_OBSCURED;
}
if( attrs.getBoolean( "focusableInTouchMode" , false ) ){
viewFlagValues &= ~FOCUSABLE_AUTO;
viewFlagValues |= FOCUSABLE_IN_TOUCH_MODE | FOCUSABLE;
@ -161,6 +164,10 @@ View::View(Context*ctx,const AttributeSet&attrs){
viewFlagValues |= LONG_CLICKABLE;
viewFlagMasks |= LONG_CLICKABLE;
}
if( !attrs.getBoolean("saveEnabled",true)){
viewFlagValues |=SAVE_DISABLED;
viewFlagMasks |=SAVE_DISABLED_MASK;
}
if(attrs.getBoolean("duplicateParentState",false)){
viewFlagValues |= DUPLICATE_PARENT_STATE;
viewFlagMasks |= DUPLICATE_PARENT_STATE;
@ -6061,6 +6068,27 @@ bool View::canReceivePointerEvents()const{
return (mViewFlags & VISIBILITY_MASK) == VISIBLE || getAnimation() != nullptr;
}
bool View::getFilterTouchesWhenObscured() const{
return (mViewFlags & FILTER_TOUCHES_WHEN_OBSCURED) != 0;
}
View& View::setFilterTouchesWhenObscured(bool enabled) {
setFlags(enabled ? FILTER_TOUCHES_WHEN_OBSCURED : 0,
FILTER_TOUCHES_WHEN_OBSCURED);
//calculateAccessibilityDataSensitive();
return *this;
}
bool View::onFilterTouchEventForSecurity(MotionEvent& event){
//noinspection RedundantIfStatement
if ((mViewFlags & FILTER_TOUCHES_WHEN_OBSCURED) != 0
&& (event.getFlags() & MotionEvent::FLAG_WINDOW_IS_OBSCURED) != 0) {
// Window is obscured, drop this touch.
return false;
}
return true;
}
bool View::dispatchTrackballEvent(MotionEvent& event){
if (mInputEventConsistencyVerifier) {
mInputEventConsistencyVerifier->onTrackballEvent(event, 0);
@ -6157,10 +6185,10 @@ bool View::dispatchGenericMotionEvent(MotionEvent&event){
if (mInputEventConsistencyVerifier)
mInputEventConsistencyVerifier->onGenericMotionEvent(event, 0);
if ((source & InputDevice::SOURCE_CLASS_POINTER) != 0) {
int action = event.getAction();
if (action == MotionEvent::ACTION_HOVER_ENTER
|| action == MotionEvent::ACTION_HOVER_MOVE
|| action == MotionEvent::ACTION_HOVER_EXIT) {
const int action = event.getAction();
if ((action == MotionEvent::ACTION_HOVER_ENTER)
|| (action == MotionEvent::ACTION_HOVER_MOVE)
|| (action == MotionEvent::ACTION_HOVER_EXIT)) {
if (dispatchHoverEvent(event)) {
return true;
}
@ -6184,18 +6212,19 @@ bool View::dispatchTouchEvent(MotionEvent&event){
if (mInputEventConsistencyVerifier)
mInputEventConsistencyVerifier->onTouchEvent(event, 0);
if (actionMasked == MotionEvent::ACTION_UP ||
actionMasked == MotionEvent::ACTION_CANCEL ||
if ( (actionMasked == MotionEvent::ACTION_UP) ||
(actionMasked == MotionEvent::ACTION_CANCEL) ||
(actionMasked == MotionEvent::ACTION_DOWN && !result)) {
stopNestedScroll();
}
if ((mViewFlags & ENABLED_MASK) == ENABLED && handleScrollBarDragging(event)) {
if(onFilterTouchEventForSecurity(event)){
if (((mViewFlags & ENABLED_MASK) == ENABLED) && handleScrollBarDragging(event)) {
result = true;
}
if ( mListenerInfo && mListenerInfo->mOnTouchListener
&& (mViewFlags & ENABLED_MASK) == ENABLED
&& ((mViewFlags & ENABLED_MASK) == ENABLED)
&& mListenerInfo->mOnTouchListener(*this, event)) {
result = true;
}
@ -6203,10 +6232,11 @@ bool View::dispatchTouchEvent(MotionEvent&event){
if(!result&& onTouchEvent(event)){
result=true;
}
}
if (!result && mInputEventConsistencyVerifier)
mInputEventConsistencyVerifier->onUnhandledEvent(event, 0);
if (actionMasked == MotionEvent::ACTION_UP ||
actionMasked == MotionEvent::ACTION_CANCEL ||
if ( (actionMasked == MotionEvent::ACTION_UP) ||
(actionMasked == MotionEvent::ACTION_CANCEL) ||
(actionMasked == MotionEvent::ACTION_DOWN && !result)) {
stopNestedScroll();
}

16
src/gui/view/view.h
View File

@ -236,10 +236,9 @@ public:
SCROLLBARS_VERTICAL = 0x200 ,
SCROLLBARS_MASK = 0x300 ,
CLIPCHILDREN = 0x400 ,
TRANSPARENT = 0x800 ,
FILTER_TOUCHES_WHEN_OBSCURED = 0x400,//CLIPCHILDREN = 0x400 ,TRANSPARENT = 0x800 ,
FADING_EDGE_NONE =0x000000 ,
FADING_EDGE_NONE = 0x000000 ,
FADING_EDGE_HORIZONTAL= 0x1000 ,
FADING_EDGE_VERTICAL = 0x2000 ,
FADING_EDGE_MASK = 0x3000 ,
@ -262,10 +261,10 @@ public:
DRAWING_CACHE_QUALITY_AUTO = 0x00000000 ,
DRAWING_CACHE_QUALITY_MASK = 0x00180000 ,
MEASURED_HEIGHT_STATE_SHIFT=16 ,
MEASURED_STATE_TOO_SMALL=0x1000000 ,
MEASURED_SIZE_MASK =0x00ffffff ,
MEASURED_STATE_MASK=0xff000000 ,
MEASURED_HEIGHT_STATE_SHIFT= 16 ,
MEASURED_STATE_TOO_SMALL= 0x1000000 ,
MEASURED_SIZE_MASK = 0x00ffffff ,
MEASURED_STATE_MASK= 0xff000000 ,
//FocusDirection{
FOCUS_BACKWARD=0x01 ,
@ -612,7 +611,10 @@ protected:
virtual void dispatchCancelPendingInputEvents();
virtual void onCancelPendingInputEvents();
bool canReceivePointerEvents()const;
bool getFilterTouchesWhenObscured()const;
View& setFilterTouchesWhenObscured(bool enabled);
virtual bool dispatchHoverEvent(MotionEvent&event);
virtual bool onFilterTouchEventForSecurity(MotionEvent& event);
virtual bool dispatchTrackballEvent(MotionEvent& event);
virtual bool dispatchCapturedPointerEvent(MotionEvent& event);
virtual bool dispatchGenericPointerEvent(MotionEvent& event);

2
src/gui/view/viewgroup.cc
View File

@ -2899,6 +2899,7 @@ bool ViewGroup::dispatchTouchEvent(MotionEvent&ev){
}
bool handled = false;
if(onFilterTouchEventForSecurity(ev)){
if (actionMasked == MotionEvent::ACTION_DOWN) {
cancelAndClearTouchTargets(&ev);
resetTouchState();
@ -3027,6 +3028,7 @@ bool ViewGroup::dispatchTouchEvent(MotionEvent&ev){
int idBitsToRemove = 1 << ev.getPointerId(actionIndex);
removePointersFromTouchTargets(idBitsToRemove);
}
}
if (!handled && mInputEventConsistencyVerifier)
mInputEventConsistencyVerifier->onUnhandledEvent(ev, 1);
return handled;