Fix T96123: Crash when click-dragging across the visibility icons
Partially revert aa71414dfc
This attempted have the click-drag event compatible with old tweak
events, but needs to be re-thought since it caused events to be handled
in unexpected situations.
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Notes:
blender-bot
2023-02-14 00:57:33 +01:00
Referenced by issue #96123, Crash when click-dragging across the visibility icons
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@ -3160,41 +3160,46 @@ static int wm_handlers_do(bContext *C, wmEvent *event, ListBase *handlers)
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if (ELEM(event->type, MOUSEMOVE, INBETWEEN_MOUSEMOVE)) {
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/* Test for #WM_CLICK_DRAG events. */
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/* NOTE(@campbellbarton): Ignore `action` so drag can be used for editors that use both click
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/* NOTE(@campbellbarton): Needed so drag can be used for editors that support both click
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* selection and passing through the drag action to box select. See #WM_generic_select_modal.
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* In the case of marker select-drag the combinations of (pass-through / finished / modal)
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* can accumulate to have flags set that they can't be properly interpreted here.
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* Instead `win->event_queue_check_drag` is cleared in `wm_event_do_handlers`. */
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if (win->event_queue_check_drag) {
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if (WM_event_drag_test(event, event->prev_click_xy)) {
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win->event_queue_check_drag_handled = true;
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const int direction = WM_event_drag_direction(event);
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* Unlike click, accept `action` when break isn't set.
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* Operators can return `OPERATOR_FINISHED | OPERATOR_PASS_THROUGH` which results
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* in `action` setting #WM_HANDLER_HANDLED, but not #WM_HANDLER_BREAK. */
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if ((action & WM_HANDLER_BREAK) == 0 || wm_action_not_handled(action)) {
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if (win->event_queue_check_drag) {
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if (WM_event_drag_test(event, event->prev_click_xy)) {
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win->event_queue_check_drag_handled = true;
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const int direction = WM_event_drag_direction(event);
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const int prev_xy[2] = {UNPACK2(event->xy)};
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const short prev_val = event->val;
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const short prev_type = event->type;
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const uint8_t prev_modifier = event->modifier;
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const short prev_keymodifier = event->keymodifier;
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const int prev_xy[2] = {UNPACK2(event->xy)};
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const short prev_val = event->val;
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const short prev_type = event->type;
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const uint8_t prev_modifier = event->modifier;
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const short prev_keymodifier = event->keymodifier;
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copy_v2_v2_int(event->xy, event->prev_click_xy);
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event->val = KM_CLICK_DRAG;
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event->type = event->prev_click_type;
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event->modifier = event->prev_click_modifier;
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event->keymodifier = event->prev_click_keymodifier;
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event->direction = direction;
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copy_v2_v2_int(event->xy, event->prev_click_xy);
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event->val = KM_CLICK_DRAG;
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event->type = event->prev_click_type;
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event->modifier = event->prev_click_modifier;
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event->keymodifier = event->prev_click_keymodifier;
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event->direction = direction;
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CLOG_INFO(WM_LOG_HANDLERS, 1, "handling PRESS_DRAG");
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CLOG_INFO(WM_LOG_HANDLERS, 1, "handling PRESS_DRAG");
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action |= wm_handlers_do_intern(C, win, event, handlers);
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action |= wm_handlers_do_intern(C, win, event, handlers);
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event->direction = 0;
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event->keymodifier = prev_keymodifier;
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event->modifier = prev_modifier;
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event->val = prev_val;
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event->type = prev_type;
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copy_v2_v2_int(event->xy, prev_xy);
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event->direction = 0;
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event->keymodifier = prev_keymodifier;
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event->modifier = prev_modifier;
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event->val = prev_val;
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event->type = prev_type;
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copy_v2_v2_int(event->xy, prev_xy);
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win->event_queue_check_click = false;
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win->event_queue_check_click = false;
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}
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}
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else {
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win->event_queue_check_drag = false;
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}
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}
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}
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