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menus.h
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/*****************************************************************************/
/** Copyright 1988 by Evans & Sutherland Computer Corporation, **/
/** Salt Lake City, Utah **/
/** Portions Copyright 1989 by the Massachusetts Institute of Technology **/
/** Cambridge, Massachusetts **/
/** **/
/** All Rights Reserved **/
/** **/
/** Permission to use, copy, modify, and distribute this software and **/
/** its documentation for any purpose and without fee is hereby **/
/** granted, provided that the above copyright notice appear in all **/
/** copies and that both that copyright notice and this permis- **/
/** sion notice appear in supporting documentation, and that the **/
/** names of Evans & Sutherland and M.I.T. not be used in advertising **/
/** in publicity pertaining to distribution of the software without **/
/** specific, written prior permission. **/
/** **/
/** EVANS & SUTHERLAND AND M.I.T. DISCLAIM ALL WARRANTIES WITH REGARD **/
/** TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANT- **/
/** ABILITY AND FITNESS, IN NO EVENT SHALL EVANS & SUTHERLAND OR **/
/** M.I.T. BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAM- **/
/** AGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA **/
/** OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER **/
/** TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE **/
/** OR PERFORMANCE OF THIS SOFTWARE. **/
/*****************************************************************************/
/***********************************************************************
*
* $XConsortium: menus.h,v 1.24 89/12/10 17:46:26 jim Exp $
*
* twm menus include file
*
* 17-Nov-87 Thomas E. LaStrange File created
*
***********************************************************************/
#ifndef _MENUS_
#define _MENUS_
#define TWM_ROOT "bLoB_GoOp" /* my private root menu */
#define TWM_WINDOWS "TwmWindows" /* for f.menu "TwmWindows" */
#define MAX_FILE_SIZE 4096 /* max chars to read from file for cut */
typedef struct MenuItem
{
struct MenuItem *next; /* next menu item */
struct MenuItem *prev; /* prev menu item */
struct MenuRoot *sub; /* MenuRoot of a pull right menu */
struct MenuRoot *root; /* back pointer to my MenuRoot */
char *item; /* the character string displayed */
char *action; /* action to be performed */
Pixel fore; /* foreground color */
Pixel back; /* background color */
Pixel hi_fore; /* highlight foreground */
Pixel hi_back; /* highlight background */
short item_num; /* item number of this menu */
short x, y, width, height; /* bbox for text */
short func; /* twm built in function */
short state; /* video state, 0 = normal, 1 = reversed */
short strlen; /* strlen(item) */
short user_colors; /* colors were specified */
/* Added pie menu stuff. -deh */
short slice; /* Desired relative slice size */
float angle; /* Angle through center of slice */
float dx, dy; /* Cosine and sine of angle */
float subtend; /* Angle subtended by slice */
short quadrant; /* Quadrant of leading edge */
float slope; /* Slope of leading edge */
Pixmap icon; /* Icon pixmap */
Pixmap mask; /* Icon mask */
} MenuItem;
typedef struct MenuRoot
{
struct MenuItem *first; /* first item in menu */
struct MenuItem *last; /* last item in menu */
struct MenuRoot *prev; /* previous root menu if pull right */
struct MenuRoot *next; /* next in list of root menus */
char *name; /* name of root */
Window w; /* the window of the menu */
Window shadow; /* the shadow window */
Pixel hi_fore; /* highlight foreground */
Pixel hi_back; /* highlight background */
short mapped; /* NEVER_MAPPED, UNMAPPED, or MAPPED */
short x, y; /* upper left corner of menu */
short height; /* height of the menu */
short width; /* width of the menu */
short items; /* number of items in the menu */
short pull; /* is there a pull right entry ? */
short entered; /* EnterNotify following pop up */
short real_menu; /* this is a real menu */
/* Added pie menu stuff. -deh */
short pie_menu; /* this is a pie menu */
short title_x, title_y; /* position of menu title */
short title_height; /* height of menu title */
float initial_angle; /* pie menu initial angle in radians */
short label_radius; /* Radius of labels from menu center */
short label_radius_min; /* Minimum value of label_radius */
short label_radius_step; /* Step for increasing label_radius */
short center_x, center_y; /* Menu center */
short inactive_radius; /* Radius of inactive menu center */
short current; /* Index of current item (or -1) */
XSegment *segments; /* Line segments to draw */
} MenuRoot;
#define NEVER_MAPPED 0 /* constants for mapped field of MenuRoot */
#define UNMAPPED 1
#define MAPPED 2
typedef struct MouseButton
{
int func; /* the function number */
int mask; /* modifier mask */
MenuRoot *menu; /* menu if func is F_MENU */
MenuItem *item; /* action to perform if func != F_MENU */
} MouseButton;
typedef struct FuncKey
{
struct FuncKey *next; /* next in the list of function keys */
char *name; /* key name */
KeySym keysym; /* X keysym */
KeyCode keycode; /* X keycode */
int cont; /* context */
int mods; /* modifiers */
int func; /* function to perform */
char *win_name; /* window name (if any) */
char *action; /* action string (if any) */
} FuncKey;
extern int RootFunction;
extern MenuRoot *ActiveMenu;
extern MenuItem *ActiveItem;
extern int MoveFunction;
extern int WindowMoved;
extern int ConstMove;
extern int ConstMoveDir;
extern int ConstMoveX;
extern int ConstMoveY;
extern int ConstMoveXL;
extern int ConstMoveXR;
extern int ConstMoveYT;
extern int ConstMoveYB;
#define MAXMENUDEPTH 10 /* max number of nested menus */
extern int MenuDepth;
#define MOVE_NONE 0 /* modes of constrained move */
#define MOVE_VERT 1
#define MOVE_HORIZ 2
#define WARPSCREEN_NEXT "next"
#define WARPSCREEN_PREV "prev"
#define WARPSCREEN_BACK "back"
#define COLORMAP_NEXT "next"
#define COLORMAP_PREV "prev"
#define COLORMAP_DEFAULT "default"
extern void InitTitlebarButtons(void);
extern void InitMenus(void);
extern MenuRoot *NewMenuRoot(char *name);
extern MenuItem *AddToMenu(MenuRoot *menu, char *item, char *action, MenuRoot *sub, int func, char *fore, char *back);
extern Bool PopUpMenu(MenuRoot *menu, int x, int y, Bool center);
extern MenuRoot *FindMenuRoot(char *name);
extern Bool AddFuncKey(char *name, int cont, int mods, int func, char *win_name, char *action);
extern int ExecuteFunction(int func, char *action, Window w, TwmWindow *tmp_win, XEvent *eventp, int context, int pulldown);
extern int DeferExecution(int context, int func, Cursor cursor);
extern int Execute(char *s);
extern void FocusOnRoot(void);
extern void SendTakeFocusMessage (TwmWindow *tmp, Time timestamp);
extern void SetBorder (TwmWindow *tmp, Bool onoroff);
extern void DoMenu(MenuRoot *menu, Window w, Bool root);
void SetMapStateProp(TwmWindow *tmp_win, int state);
void Iconify(TwmWindow *tmp_win, int def_x, int def_y);
void DeIconify(TwmWindow *tmp_win);
void ReGrab(void);
void PopDownMenu(void);
void MakeMenus(void);
void TrackMenu(void);
void PaintMenu(MenuRoot *mr, XEvent *e);
#endif /* _MENUS_ */