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Generate synthetic mouse button up if the mouse has left the window and the button is raised

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This commit is contained in:
Cameron Gutman
2020-05-07 19:26:02 -07:00
parent 514a8575a2
commit 0428bc8fe3
4 changed files with 53 additions and 0 deletions
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19
app/streaming/input/input.cpp
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@@ -19,6 +19,7 @@ SdlInputHandler::SdlInputHandler(StreamingPreferences& prefs, NvComputer*, int s
m_StreamHeight(streamHeight),
m_AbsoluteMouseMode(prefs.absoluteMouseMode),
m_AbsoluteTouchMode(prefs.absoluteTouchMode),
m_PendingMouseLeaveButtonUp(0),
m_LeftButtonReleaseTimer(0),
m_RightButtonReleaseTimer(0),
m_DragTimer(0),
@@ -192,6 +193,24 @@ void SdlInputHandler::raiseAllKeys()
m_KeysDown.clear();
}
void SdlInputHandler::notifyMouseLeave()
{
#ifdef Q_OS_WIN32
// SDL on Windows doesn't send the mouse button up until the mouse re-enters the window
// after leaving it. This breaks some of the Aero snap gestures, so we'll fake it here.
if (m_AbsoluteMouseMode && isCaptureActive()) {
// NB: Not using SDL_GetGlobalMouseState() because we want our state not the system's
Uint32 mouseState = SDL_GetMouseState(nullptr, nullptr);
for (Uint32 button = SDL_BUTTON_LEFT; button <= SDL_BUTTON_X2; button++) {
if (mouseState & SDL_BUTTON(button)) {
m_PendingMouseLeaveButtonUp = button;
break;
}
}
}
#endif
}
void SdlInputHandler::notifyFocusLost()
{
// Release mouse cursor when another window is activated (e.g. by using ALT+TAB).