Method Close

src/window.cpp:1104–1136

* Hide the window and all its child windows, and mark them for a later deletion. */

 * Hide the window and all its child windows, and mark them for a later deletion.
 */
void Window::Close([[maybe_unused]] int data)
{
	/* Don't close twice. */
	if (*this->z_position == nullptr) return;

	*this->z_position = nullptr;

	if (_thd.window_class == this->window_class &&
			_thd.window_number == this->window_number) {
		ResetObjectToPlace();
	}

	/* Prevent Mouseover() from resetting mouse-over coordinates on a non-existing window */
	if (_mouseover_last_w == this) _mouseover_last_w = nullptr;

	/* We can't scroll the window when it's closed. */
	if (_last_scroll_window == this) _last_scroll_window = nullptr;

	/* Make sure we don't try to access non-existing query strings. */
	this->querystrings.clear();

	/* Make sure we don't try to access this window as the focused window when it doesn't exist anymore. */
	if (_focused_window == this) {
		this->OnFocusLost(true);
		_focused_window = nullptr;
	}

	this->CloseChildWindows();

	this->SetDirty();

	Window::closed_windows.push_back(this);
}

/**
 * Remove window and all its child windows from the window stack.