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Merge pull request #18753 from eska014/html5-iframefocus

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Fix keyboard focus lock-out with HTML5 canvas in iframe
This commit is contained in:
Max Hilbrunner
2018-05-10 15:01:24 +02:00
committed by GitHub
parent b72424c88b 9080e96bc8
commit f20af4b632
3 changed files with 10 additions and 6 deletions
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10
platform/javascript/os_javascript.cpp
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@@ -167,10 +167,9 @@ static EM_BOOL _mousebutton_callback(int event_type, const EmscriptenMouseEvent
int mask = _input->get_mouse_button_mask();
int button_flag = 1 << (ev->get_button_index() - 1);
if (ev->is_pressed()) {
// since the event is consumed, focus manually
if (!is_canvas_focused()) {
focus_canvas();
}
// Since the event is consumed, focus manually. The containing iframe,
// if used, may not have focus yet, so focus even if already focused.
focus_canvas();
mask |= button_flag;
} else if (mask & button_flag) {
mask &= ~button_flag;
@@ -181,7 +180,8 @@ static EM_BOOL _mousebutton_callback(int event_type, const EmscriptenMouseEvent
ev->set_button_mask(mask);
_input->parse_input_event(ev);
// prevent selection dragging
// Prevent multi-click text selection and wheel-click scrolling anchor.
// Context menu is prevented through contextmenu event.
return true;
}