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ctwm.h
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ctwm.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
*
* $XConsortium: twm.h,v 1.74 91/05/31 17:38:30 dave Exp $
*
* twm include file
*
* 28-Oct-87 Thomas E. LaStrange File created
* 10-Oct-90 David M. Sternlicht Storeing saved colors on root
*
* Copyright 1992 Claude Lecommandeur.
*/
#ifndef _CTWM_CTWM_H
#define _CTWM_CTWM_H
/*
* Include config first, before anything else. Including ctwm.h should
* be the first action of any of our files, so this happens before
* ANYthing else, anywhere.
*/
#include "ctwm_config.h"
#ifdef DMALLOC
#include <dmalloc.h>
#endif
#include <stdbool.h>
/*
* Intrinsic.h is needed for at least the Pixel type, which we use in
* this file. And Intrinsic.h (always?) implicitly brings in Xlib.h
* anyway.
*/
//#include <X11/Xlib.h>
#include <X11/Intrinsic.h>
#include "types.h"
#ifdef EWMH
#include "ewmh.h"
#endif
/*
* This appears to be the standard way of testing this for portability,
* though calling it GNUC is sorta non-portable portability :)
*/
#ifndef __GNUC__
#define __attribute__(x) /*NOTHING*/
#endif
#define BW 2 /* border width */
#define BW2 4 /* border width * 2 */
#define MAX_BUTTONS 11 /* max mouse buttons supported */
/*
* Contexts for button presses.
* n.b.: These go alongside the ModXMask X11 defs, so better stay above
* them!
*/
#define Alt1Mask (1<<8)
#define Alt2Mask (1<<9)
#define Alt3Mask (1<<10)
#define Alt4Mask (1<<11)
#define Alt5Mask (1<<12)
// X-ref the Over_Mask's used for testing in mk_twmkeys_entry() if we
// grow more here, to avoid collision.
#define C_NO_CONTEXT -1
#define C_WINDOW 0
#define C_TITLE 1
#define C_ICON 2
#define C_ROOT 3
#define C_FRAME 4
#define C_ICONMGR 5
#define C_NAME 6
#define C_IDENTIFY 7
#define C_ALTERNATE 8
#define C_WORKSPACE 9
#define NUM_CONTEXTS 10
#define C_WINDOW_BIT (1 << C_WINDOW)
#define C_TITLE_BIT (1 << C_TITLE)
#define C_ICON_BIT (1 << C_ICON)
#define C_ROOT_BIT (1 << C_ROOT)
#define C_FRAME_BIT (1 << C_FRAME)
#define C_ICONMGR_BIT (1 << C_ICONMGR)
#define C_NAME_BIT (1 << C_NAME)
#define C_ALTER_BIT (1 << C_ALTERNATE)
#define C_WORKSPACE_BIT (1 << C_WORKSPACE)
#define C_ALL_BITS (C_WINDOW_BIT | C_TITLE_BIT | C_ICON_BIT |\
C_ROOT_BIT | C_FRAME_BIT | C_ICONMGR_BIT |\
C_WORKSPACE_BIT)
/* modifiers for button presses */
#define MOD_SIZE ((ShiftMask | ControlMask | Mod1Mask \
| Mod2Mask | Mod3Mask | Mod4Mask | Mod5Mask) + 1)
/*
* Used for TwmWindow.zoomed. Var holds the number of the function that
* caused zooming, if one has, else ZOOM_NONE. This mirror F_NOP
* currently, but that's OK, because f.nop doesn't do anything, so it
* can't be a real cause of zooming.
*/
#define ZOOM_NONE 0
#define FBF(fix_fore, fix_back, fix_font)\
Gcv.foreground = fix_fore;\
Gcv.background = fix_back;\
Gcv.font = fix_font;\
XChangeGC(dpy, Scr->NormalGC, GCFont|GCForeground|GCBackground,&Gcv)
#define FB(fix_fore, fix_back)\
Gcv.foreground = fix_fore;\
Gcv.background = fix_back;\
XChangeGC(dpy, Scr->NormalGC, GCForeground|GCBackground,&Gcv)
#define MaxSize(a, b) (((a) < (b)) ? (b) : (a))
#define MinSize(a, b) (((a) > (b)) ? (b) : (a))
struct MyFont {
char *basename; /* name of the font */
XFontSet font_set;
int ascent;
int descent;
int height; /* height of the font */
int y; /* Y coordinate to draw characters */
/* Average height, maintained using the extra two auxiliary fields. */
unsigned int avg_height;
float avg_fheight;
unsigned int avg_count;
};
struct ColorPair {
Pixel fore, back, shadc, shadd;
};
struct TitleButtonFunc {
struct TitleButtonFunc *next; /* next in the list of function buttons */
int num; /* button number */
int mods; /* modifiers */
int func; /* function to execute */
char *action; /* optional action arg */
struct MenuRoot *menuroot; /* menu to pop on F_MENU */
};
struct TitleButton {
struct TitleButton *next; /* next link in chain */
char *name; /* bitmap name in case of deferal */
Image *image; /* image to display in button */
int srcx, srcy; /* from where to start copying */
unsigned int width, height; /* size of pixmap */
int dstx, dsty; /* to where to start copying */
bool rightside; /* t: on right, f: on left */
TitleButtonFunc *funs; /* funcs assoc'd to each button */
};
struct TBWindow {
Window window; /* which window in this frame */
Image *image; /* image to display in button */
TitleButton *info; /* description of this window */
};
typedef enum {
SIJ_LEFT,
SIJ_CENTER,
SIJ_RIGHT,
} SIJust;
struct SqueezeInfo {
SIJust justify;
int num; /* signed pixel count or numerator */
int denom; /* 0 for pix count or denominator */
};
/*
* Type for IconRegion alignment and config entries relating
*
* Misspeelt for hysterical raisins
*/
typedef enum {
IRA_UNDEF,
IRA_TOP,
IRA_CENTER,
IRA_BOTTOM,
IRA_BORDER,
} IRAlignement;
/*
* Justification for title stuff. Window titles (TitleJustification),
* icon titles (IconJustification). _Not_ the same as for
* IconRegionJustification.
*/
typedef enum {
TJ_UNDEF,
TJ_LEFT,
TJ_CENTER,
TJ_RIGHT,
} TitleJust;
/*
* And IconRegion Justification's.
*/
typedef enum {
IRJ_UNDEF,
IRJ_LEFT,
IRJ_CENTER,
IRJ_RIGHT,
IRJ_BORDER,
} IRJust;
/*
* Gravity used by IconRegion and WindowRegion. Strictly, there should
* probably be separate vertical/horizontal types, but it'll take some
* nontrivial code reshuffling to make that possible because of how the
* values are used in the split* functions.
*/
typedef enum {
GRAV_NORTH,
GRAV_EAST,
GRAV_SOUTH,
GRAV_WEST,
} RegGravity;
/* RandomPlacement bits */
typedef enum {
RP_OFF,
RP_ALL,
RP_UNMAPPED,
} RandPlac;
/* UsePPosition */
typedef enum {
PPOS_OFF,
PPOS_ON,
PPOS_NON_ZERO,
/*
* may eventually want an option for having the PPosition be the
* initial location for the drag lines.
*/
} UsePPoss;
/* Colormap window entry for each window in WM_COLORMAP_WINDOWS
* ICCCM property.
*/
struct TwmColormap {
Colormap c; /* Colormap id */
int state; /* install(ability) state */
unsigned long install_req; /* request number which installed it */
Window w; /* window causing load of color table */
int refcnt;
};
/* TwmColormap.state bit definitions */
#define CM_INSTALLABLE 1
#define CM_INSTALLED 2
#define CM_INSTALL 4
struct ColormapWindow {
Window w; /* Window id */
TwmColormap *colormap; /* Colormap for this window */
int visibility; /* Visibility of this window */
int refcnt;
};
struct Colormaps {
ColormapWindow **cwins; /* current list of colormap windows */
int number_cwins; /* number of elements in current list */
char *scoreboard; /* conflicts between installable colortables */
};
#define ColormapsScoreboardLength(cm) ((cm)->number_cwins * \
((cm)->number_cwins - 1) / 2)
struct WindowRegion {
struct WindowRegion *next;
int x, y, w, h;
RegGravity grav1, grav2;
name_list *clientlist;
struct WindowEntry *entries;
};
struct WindowEntry {
struct WindowEntry *next;
int x, y, w, h;
struct TwmWindow *twm_win;
bool used;
};
#ifdef WINBOX
struct WindowBox {
struct WindowBox *next;
char *name;
char *geometry;
name_list *winlist;
Window window;
struct TwmWindow *twmwin;
};
#endif
/*
* Pull in struct TwmWindow. Moved to a separate file to ease scanning
* through both it and the other stuff in here.
*/
#include "twm_window_struct.h"
/* Flags for TwmWindow.protocols */
#define DoesWmTakeFocus (1L << 0)
#define DoesWmSaveYourself (1L << 1)
#define DoesWmDeleteWindow (1L << 2)
extern char *ProgramName;
extern size_t ProgramNameLen;
extern Display *dpy;
extern XtAppContext appContext;
extern Window ResizeWindow; /* the window we are resizing */
extern bool HasShape; /* this server supports Shape extension */
extern int ShapeEventBase, ShapeErrorBase;
extern int PreviousScreen;
extern Cursor UpperLeftCursor;
extern Cursor RightButt;
extern Cursor MiddleButt;
extern Cursor LeftButt;
extern XClassHint NoClass;
extern XContext TwmContext;
extern XContext MenuContext;
extern XContext ScreenContext;
extern XContext ColormapContext;
extern char *Home;
extern int HomeLen;
extern bool HandlingEvents;
extern Cursor TopCursor, TopLeftCursor, LeftCursor, BottomLeftCursor,
BottomCursor, BottomRightCursor, RightCursor, TopRightCursor;
/* Junk vars; see comment in ctwm.c about usage */
extern Window JunkRoot, JunkChild;
extern int JunkX, JunkY;
extern unsigned int JunkWidth, JunkHeight, JunkBW, JunkDepth, JunkMask;
extern XGCValues Gcv;
extern int Argc;
extern char **Argv;
extern bool RestartPreviousState;
extern bool SignalFlag; ///< Some signal flag has been set
#define OCCUPY(w, b) ((b == NULL) ? 1 : (w->occupation & (1 << b->number)))
/*
* Dev utils
*/
// Quiet static analyzer warnings
#if defined(__clang_analyzer__)
#define ALLOW_DEAD_STORE(x) (void)(x)
#else
#define ALLOW_DEAD_STORE(x) (void)0
#endif
/*
* Command-line arg handling bits
*/
typedef struct _ctwm_cl_args {
bool MultiScreen; // ! --single, grab multiple screens
bool Monochrome; // --mono, force monochrome
bool cfgchk; // --cfgchk, check config and exit
char *InitFile; // --file, config filename
char *display_name; // --display, X server display
bool PrintErrorMessages; // --verbose, show more debug output
bool ShowWelcomeWindow; // ! --nowelcome, show splash screen
#ifdef CAPTIVE
bool is_captive; // --window (flag), running captive
Window capwin; // --window (arg), existing window to capture
char *captivename; // --name, captive name
#endif
#ifdef USEM4
bool KeepTmpFile; // --keep-defs, keep generated m4 defs
char *keepM4_filename; // --keep, keep m4 post-processed output
bool GoThroughM4; // ! --nom4, do m4 processing
#endif
#ifdef EWMH
bool ewmh_replace; // --replace, replacing running WM
#endif
char *client_id; // --clientId, session client id
char *restore_filename; // --restore, session filename
} ctwm_cl_args;
extern ctwm_cl_args CLarg;
#endif /* _CTWM_CTWM_H */