/**
* @brief Return the first visible node at a position
*/
uiNode_t *UI_GetNodeAtPosition (int x, int y)
{
int pos;
/* find the first window under the mouse */
for (pos = ui_global.windowStackPos - 1; pos >= 0; pos--) {
uiNode_t *window = ui_global.windowStack[pos];
uiNode_t *find;
/* update the layout */
UI_Validate(window);
find = UI_GetNodeInTreeAtPosition(window, x, y);
if (find)
return find;
/* we must not search anymore */
if (UI_WindowIsDropDown(window))
break;
if (UI_WindowIsModal(window))
break;
if (UI_WindowIsFullScreen(window))
break;
}
return NULL;
}
/**
* @brief Is called every time one clicks on a window/screen. Then checks if anything needs to be executed in the area of the click
* (e.g. button-commands, inventory-handling, geoscape-stuff, etc...)
* @sa UI_ExecuteEventActions
* @sa UI_RightClick
* @sa Key_Message
*/
static void UI_LeftClick (int x, int y)
{
if (UI_IsMouseInvalidate())
return;
/* send it to the captured mouse node */
if (capturedNode) {
UI_Node_LeftClick(capturedNode, x, y);
return;
}
/* if we click outside a dropdown window, we close it */
/** @todo need to refactoring it with the focus code (cleaner) */
/** @todo at least should be moved on the mouse down event (when the focus should change) */
/** @todo this code must be on mouse down */
if (!pressedNode && ui_global.windowStackPos != 0) {
uiNode_t* window = ui_global.windowStack[ui_global.windowStackPos - 1];
if (UI_WindowIsDropDown(window)) {
UI_PopWindow();
}
}
const bool disabled = (pressedNode == nullptr) || (pressedNode->disabled) || (pressedNode->parent && pressedNode->parent->disabled);
if (!disabled) {
UI_Node_LeftClick(pressedNode, x, y);
}
}
