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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2001-2002 NaN Holding BV. All rights reserved. */
/** \file
* \ingroup GHOST
* Declaration of GHOST_WindowManager class.
*/
#pragma once
#include <vector>
#include "GHOST_IWindow.h"
#include "GHOST_Rect.h"
/**
* Manages system windows (platform independent implementation).
*/
class GHOST_WindowManager {
public:
/**
* Constructor.
*/
GHOST_WindowManager();
/**
* Destructor.
*/
~GHOST_WindowManager();
/**
* Add a window to our list.
* It is only added if it is not already in the list.
* \param window: Pointer to the window to be added.
* \return Indication of success.
*/
GHOST_TSuccess addWindow(GHOST_IWindow *window);
/**
* Remove a window from our list.
* \param window: Pointer to the window to be removed.
* \return Indication of success.
*/
GHOST_TSuccess removeWindow(const GHOST_IWindow *window);
/**
* Returns whether the window is in our list.
* \param window: Pointer to the window to query.
* \return A boolean indicator.
*/
bool getWindowFound(const GHOST_IWindow *window) const;
/**
* Returns whether one of the windows is full-screen.
* \return A boolean indicator.
*/
bool getFullScreen(void) const;
/**
* Returns pointer to the full-screen window.
* \return The full-screen window (NULL if not in full-screen).
*/
GHOST_IWindow *getFullScreenWindow(void) const;
/**
* Activates full-screen mode for a window.
* \param window: The window displayed full-screen.
* \return Indication of success.
*/
GHOST_TSuccess beginFullScreen(GHOST_IWindow *window, const bool stereoVisual);
/**
* Closes full-screen mode down.
* \return Indication of success.
*/
GHOST_TSuccess endFullScreen(void);
/**
* Sets new window as active window (the window receiving events).
* There can be only one window active which should be in the current window list.
* \param window: The new active window.
*/
GHOST_TSuccess setActiveWindow(GHOST_IWindow *window);
/**
* Returns the active window (the window receiving events).
* There can be only one window active which should be in the current window list.
* \return window The active window (or NULL if there is none).
*/
GHOST_IWindow *getActiveWindow(void) const;
/**
* Set this window to be inactive (not receiving events).
* \param window: The window to deactivate.
*/
void setWindowInactive(const GHOST_IWindow *window);
/**
* Return a vector of the windows currently managed by this
* class.
* \return Constant reference to the vector of windows managed
*/
const std::vector<GHOST_IWindow *> &getWindows() const;
/**
* Finds the window associated with an OS window object/handle.
* \param osWindow: The OS window object/handle.
* \return The associated window, null if none corresponds.
*/
GHOST_IWindow *getWindowAssociatedWithOSWindow(void *osWindow);
protected:
/** The list of windows managed */
std::vector<GHOST_IWindow *> m_windows;
/** Window in full-screen state. There can be only one of this which is not in or window list. */
GHOST_IWindow *m_fullScreenWindow;
/** The active window. */
GHOST_IWindow *m_activeWindow;
/** Window that was active before entering full-screen state. */
GHOST_IWindow *m_activeWindowBeforeFullScreen;
#ifdef WITH_CXX_GUARDEDALLOC
MEM_CXX_CLASS_ALLOC_FUNCS("GHOST:GHOST_WindowManager")
#endif
};
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