/*
* Freeglut callbacks type definitions
*/
-typedef void (* FGCBdisplay )( void );
-typedef void (* FGCBreshape )( int, int );
-typedef void (* FGCBvisibility )( int );
-typedef void (* FGCBkeyboard )( unsigned char, int, int );
-typedef void (* FGCBspecial )( int, int, int );
-typedef void (* FGCBmouse )( int, int, int, int );
-typedef void (* FGCBmotion )( int, int );
-typedef void (* FGCBpassive )( int, int );
-typedef void (* FGCBentry )( int );
-typedef void (* FGCBwindowStatus )( int );
-typedef void (* FGCBselect )( int, int, int );
-typedef void (* FGCBjoystick )( unsigned int, int, int, int );
-typedef void (* FGCBkeyboardUp )( unsigned char, int, int );
-typedef void (* FGCBspecialUp )( int, int, int );
-typedef void (* FGCBoverlayDisplay)( void );
-typedef void (* FGCBspaceMotion )( int, int, int );
-typedef void (* FGCBspaceRotate )( int, int, int );
-typedef void (* FGCBspaceButton )( int, int );
-typedef void (* FGCBdials )( int, int );
-typedef void (* FGCBbuttonBox )( int, int );
-typedef void (* FGCBtabletMotion )( int, int );
-typedef void (* FGCBtabletButton )( int, int, int, int );
-typedef void (* FGCBdestroy )( void );
+typedef void (* FGCBDisplay )( void );
+typedef void (* FGCBReshape )( int, int );
+typedef void (* FGCBVisibility )( int );
+typedef void (* FGCBKeyboard )( unsigned char, int, int );
+typedef void (* FGCBSpecial )( int, int, int );
+typedef void (* FGCBMouse )( int, int, int, int );
+typedef void (* FGCBMouseWheel )( int, int, int, int );
+typedef void (* FGCBMotion )( int, int );
+typedef void (* FGCBPassive )( int, int );
+typedef void (* FGCBEntry )( int );
+typedef void (* FGCBWindowStatus )( int );
+typedef void (* FGCBSelect )( int, int, int );
+typedef void (* FGCBJoystick )( unsigned int, int, int, int );
+typedef void (* FGCBKeyboardUp )( unsigned char, int, int );
+typedef void (* FGCBSpecialUp )( int, int, int );
+typedef void (* FGCBOverlayDisplay)( void );
+typedef void (* FGCBSpaceMotion )( int, int, int );
+typedef void (* FGCBSpaceRotation )( int, int, int );
+typedef void (* FGCBSpaceButton )( int, int );
+typedef void (* FGCBDials )( int, int );
+typedef void (* FGCBButtonBox )( int, int );
+typedef void (* FGCBTabletMotion )( int, int );
+typedef void (* FGCBTabletButton )( int, int, int, int );
+typedef void (* FGCBDestroy )( void );
/*
* The global callbacks type definitions
*/
-typedef void (* FGCBidle )( void );
-typedef void (* FGCBtimer )( int );
-typedef void (* FGCBmenuState )( int );
-typedef void (* FGCBmenuStatus )( int, int, int );
+typedef void (* FGCBIdle )( void );
+typedef void (* FGCBTimer )( int );
+typedef void (* FGCBMenuState )( int );
+typedef void (* FGCBMenuStatus )( int, int, int );
/*
* The callback used when creating/using menus
*/
-typedef void (* FGCBmenu )( int );
+typedef void (* FGCBMenu )( int );
/*
SFG_Time Time; /* The time that glutInit was called */
SFG_List Timers; /* The freeglut timer hooks */
- FGCBidle IdleCallback; /* The global idle callback */
+ FGCBIdle IdleCallback; /* The global idle callback */
GLboolean BuildingAMenu; /* True if we are presently making a menu */
- FGCBmenuState MenuStateCallback; /* Menu callbacks are global */
- FGCBmenuStatus MenuStatusCallback;
+ int ActiveMenus; /* Number of currently active menus */
+ FGCBMenuState MenuStateCallback; /* Menu callbacks are global */
+ FGCBMenuStatus MenuStatusCallback;
SFG_XYUse GameModeSize; /* The game mode screen's dimensions */
int GameModeDepth; /* The pixel depth for game mode */
int ActionOnWindowClose ; /* Action when user clicks "x" on window header bar */
fgExecutionState ExecState ; /* Current state of the GLUT execution */
+ char *ProgramName ; /* Name of the program invoking the "freeglut" library" */
};
/*
{
SFG_Node Node;
int ID; /* The timer ID integer */
- FGCBtimer Callback; /* The timer callback */
+ FGCBTimer Callback; /* The timer callback */
long TriggerTime; /* The timer trigger time */
};
* Following callbacks are fully supported right now
* and are ready to be tested for GLUT conformance:
*/
- FGCBdisplay Display;
- FGCBreshape Reshape;
- FGCBkeyboard Keyboard;
- FGCBkeyboardUp KeyboardUp;
- FGCBspecial Special;
- FGCBspecialUp SpecialUp;
- FGCBmouse Mouse;
- FGCBmotion Motion;
- FGCBpassive Passive;
- FGCBentry Entry;
- FGCBvisibility Visibility;
- FGCBwindowStatus WindowStatus;
- FGCBjoystick Joystick;
- FGCBdestroy Destroy;
+ FGCBDisplay Display;
+ FGCBReshape Reshape;
+ FGCBKeyboard Keyboard;
+ FGCBKeyboardUp KeyboardUp;
+ FGCBSpecial Special;
+ FGCBSpecialUp SpecialUp;
+ FGCBMouse Mouse;
+ FGCBMouseWheel MouseWheel;
+ FGCBMotion Motion;
+ FGCBPassive Passive;
+ FGCBEntry Entry;
+ FGCBVisibility Visibility;
+ FGCBWindowStatus WindowStatus;
+ FGCBJoystick Joystick;
+ FGCBDestroy Destroy;
/*
* Those callbacks are being ignored for the moment
*/
- FGCBselect Select;
- FGCBoverlayDisplay OverlayDisplay;
- FGCBspaceMotion SpaceMotion;
- FGCBspaceRotate SpaceRotation;
- FGCBspaceButton SpaceButton;
- FGCBdials Dials;
- FGCBbuttonBox ButtonBox;
- FGCBtabletMotion TabletMotion;
- FGCBtabletButton TabletButton;
+ FGCBSelect Select;
+ FGCBOverlayDisplay OverlayDisplay;
+ FGCBSpaceMotion SpaceMotion;
+ FGCBSpaceRotation SpaceRotation;
+ FGCBSpaceButton SpaceButton;
+ FGCBDials Dials;
+ FGCBButtonBox ButtonBox;
+ FGCBTabletMotion TabletMotion;
+ FGCBTabletButton TabletButton;
};
+#define FETCH_WCB(window,cbname) \
+ ((FGCB ## cbname)((window).CallBacks[CB_ ## cbname]))
+
+/*
+ * INVOKE_WCB() is used as:
+ *
+ * INVOKE_WCB( window, Visibility, ( status ) );
+ *
+ * ...where {window} is the freeglut window,
+ * {Visibility} is the window-specific callback,
+ * {(status)} is the parameter list.
+ *
+ * The callback is invoked as:
+ *
+ * callback( status );
+ *
+ * ...so the parentheses are REQUIRED in the {arg_list}.
+ *
+ * NOTE that it does a sanity-check and also sets the
+ * current window.
+ *
+ */
+#define INVOKE_WCB(window,cbname,arg_list) \
+{ \
+ if( FETCH_WCB( window, cbname ) ) \
+ { \
+ fgSetWindow( &window ); \
+ FETCH_WCB( window, cbname ) arg_list; \
+ } \
+}
+enum
+{
+ CB_Display,
+ CB_Reshape,
+ CB_Keyboard,
+ CB_KeyboardUp,
+ CB_Special,
+ CB_SpecialUp,
+ CB_Mouse,
+ CB_MouseWheel,
+ CB_Motion,
+ CB_Passive,
+ CB_Entry,
+ CB_Visibility,
+ CB_WindowStatus,
+ CB_Joystick,
+ CB_Destroy,
+
+ /* Presently ignored */
+ CB_Select,
+ CB_OverlayDisplay,
+ CB_SpaceMotion,
+ CB_SpaceRotation,
+ CB_SpaceButton,
+ CB_Dials,
+ CB_ButtonBox,
+ CB_TabletMotion,
+ CB_TabletButton,
+
+ /* Always make this the LAST one */
+ TOTAL_CALLBACKS
+};
+
/*
* This structure holds the OpenGL rendering context for all the menu windows
void *UserData ; /* A. Donev: User data passed back at callback */
int ID; /* The global menu ID */
SFG_List Entries; /* The menu entries list */
- FGCBmenu Callback; /* The menu callback */
- FGCBdestroy Destroy; /* A. Donev: Destruction callback */
+ FGCBMenu Callback; /* The menu callback */
+ FGCBDestroy Destroy; /* A. Donev: Destruction callback */
GLboolean IsActive; /* Is the menu selected? */
int Width; /* Menu box width in pixels */
int Height; /* Menu box height in pixels */
SFG_Context Window; /* Window and OpenGL context */
SFG_WindowState State; /* The window state */
- SFG_WindowCallbacks Callbacks; /* The window callbacks */
+/* SFG_WindowCallbacks Callbacks; /* The window callbacks */
+ void *CallBacks[ TOTAL_CALLBACKS ]; /* Array of window callbacks */
void *UserData ; /* A. Donev: A pointer to user data used in rendering */
SFG_Menu* Menu[ FREEGLUT_MAX_MENUS ]; /* Menus appended to window */
GLboolean IsMenu; /* Set to 1 if we are a menu */
};
+
/*
* A linked list structure of windows
*/
/*
* Menu creation and destruction. Defined in freeglut_structure.c
*/
-SFG_Menu* fgCreateMenu( FGCBmenu menuCallback );
+SFG_Menu* fgCreateMenu( FGCBMenu menuCallback );
void fgDestroyMenu( SFG_Menu* menu );
/*
projects / freeglut / blobdiff