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/** \file
* \brief Driver Interface. Each driver must export the symbols defined here.
*
* See Copyright Notice in "iup.h"
*/
#ifndef __IUP_DRV_H
#define __IUP_DRV_H
#ifdef __cplusplus
extern "C" {
#endif
/** \defgroup drv Driver Interface
* \par
* Each driver must export the symbols defined here.
* \par
* See \ref iup_drv.h
*/
/** Sets a global environment attribute. Called from IupSetGlobal and IupStoreGlobal.
* Must return 1 is process the atribute, or 0 is not.
* \ingroup drv */
int iupdrvSetGlobal(const char* name, const char* value);
/** Returns a global environment attribute. Called from IupGetGlobal.
* \ingroup drv */
char* iupdrvGetGlobal(const char* name);
/** Changes the idle callback. Called from IupSetFunction.
* \ingroup drv */
void iupdrvSetIdleFunction(Icallback func);
/** Convert the coordinates from screen relative to client area releative.
* \ingroup drv */
void iupdrvScreenToClient(Ihandle* ih, int *x, int *y);
/** Returns true if the element is visible.
* \ingroup drv */
int iupdrvIsVisible(Ihandle* ih);
/** Returns true if the element is active.
* \ingroup drv */
int iupdrvIsActive(Ihandle* ih);
/** Actually changes the focus to the given element.
* \ingroup drv */
void iupdrvSetFocus(Ihandle* ih);
/** Changes the visible state of an element.
* Not used for dialogs.
* \ingroup drv */
void iupdrvSetVisible(Ihandle* ih, int enable);
/** Changes the active state of an element.
* \ingroup drv */
void iupdrvSetActive(Ihandle* ih, int enable);
/** Post a redraw of a control.
* \ingroup drv */
void iupdrvDisplayUpdate(Ihandle *ih);
/** Force a redraw of a control.
* \ingroup drv */
void iupdrvDisplayRedraw(Ihandle *ih);
/** Reparent the native control.
* \ingroup drv */
void iupdrvReparent(Ihandle* ih);
/** Draws a focus rectangle
* \ingroup drv */
void iupdrvDrawFocusRect(Ihandle* ih, void* gc, int x, int y, int w, int h);
/** Size of the scroolbar.
* \ingroup drv */
int iupdrvGetScrollbarSize(void);
/** Activates a control.
* \ingroup drv */
void iupdrvActivate(Ihandle* ih);
/** Returns the height of a menu bar.
* \ingroup drv */
int iupdrvMenuGetMenuBarSize(Ihandle* ih);
/* Called only from IupOpen/IupClose. */
int iupdrvOpen(int *argc, char ***argv);
void iupdrvClose(void);
#ifdef __cplusplus
}
#endif
#endif
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