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elk/lib/xlib/client.c

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/* client.c
*
* $Id$
*
* Copyright 1990, 1991, 1992, 1993, 1994, 1995, Oliver Laumann, Berlin
* Copyright 2002, 2003 Sam Hocevar <sam@zoy.org>, Paris
*
* This software was derived from Elk 1.2, which was Copyright 1987, 1988,
* 1989, Nixdorf Computer AG and TELES GmbH, Berlin (Elk 1.2 has been written
* by Oliver Laumann for TELES Telematic Services, Berlin, in a joint project
* between TELES and Nixdorf Microprocessor Engineering, Berlin).
*
* Oliver Laumann, TELES GmbH, Nixdorf Computer AG and Sam Hocevar, as co-
* owners or individual owners of copyright in this software, grant to any
* person or company a worldwide, royalty free, license to
*
* i) copy this software,
* ii) prepare derivative works based on this software,
* iii) distribute copies of this software or derivative works,
* iv) perform this software, or
* v) display this software,
*
* provided that this notice is not removed and that neither Oliver Laumann
* nor Teles nor Nixdorf are deemed to have made any representations as to
* the suitability of this software for any purpose nor are held responsible
* for any defects of this software.
*
* THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
*/
#include "xlib.h"
#include <string.h>
static Object Sym_Wm_Hints, Sym_Size_Hints;
static Object P_Iconify_Window (Object w, Object scr) {
Check_Type (w, T_Window);
if (!XIconifyWindow (WINDOW(w)->dpy, WINDOW(w)->win,
Get_Screen_Number (WINDOW(w)->dpy, scr)))
Primitive_Error ("cannot iconify window");
return Void;
}
static Object P_Withdraw_Window (Object w, Object scr) {
Check_Type (w, T_Window);
if (!XWithdrawWindow (WINDOW(w)->dpy, WINDOW(w)->win,
Get_Screen_Number (WINDOW(w)->dpy, scr)))
Primitive_Error ("cannot withdraw window");
return Void;
}
static Object P_Reconfigure_Wm_Window (Object w, Object scr, Object conf) {
unsigned long mask;
Check_Type (w, T_Window);
mask = Vector_To_Record (conf, Conf_Size, Sym_Conf, Conf_Rec);
if (!XReconfigureWMWindow (WINDOW(w)->dpy, WINDOW(w)->win,
Get_Screen_Number (WINDOW(w)->dpy, scr), mask, &WC))
Primitive_Error ("cannot reconfigure window");
return Void;
}
static Object P_Wm_Command (Object w) {
int i, ac;
char **av;
Object s, ret, t;
GC_Node2;
Check_Type (w, T_Window);
Disable_Interrupts;
if (!XGetCommand (WINDOW(w)->dpy, WINDOW(w)->win, &av, &ac))
ac = 0;
Enable_Interrupts;
ret = t = P_Make_List (Make_Integer (ac), Null);
GC_Link2 (ret, t);
for (i = 0; i < ac; i++, t = Cdr (t)) {
s = Make_String (av[i], strlen (av[i]));
Car (t) = s;
}
GC_Unlink;
if (ac) XFreeStringList (av);
return ret;
}
static void String_List_To_Text_Property (Object x, XTextProperty *ret) {
register int i, n;
register char **s;
Object t;
Alloca_Begin;
Check_List (x);
n = Fast_Length (x);
Alloca (s, char**, n * sizeof (char *));
for (i = 0; i < n; i++, x = Cdr (x)) {
t = Car (x);
Get_Strsym_Stack (t, s[i]);
}
if (!XStringListToTextProperty (s, n, ret))
Primitive_Error ("cannot create text property");
Alloca_End;
}
static Object Text_Property_To_String_List (XTextProperty *p) {
int n;
register int i;
char **s;
Object x, ret, t;
GC_Node2;
if (!XTextPropertyToStringList (p, &s, &n))
Primitive_Error ("cannot convert from text property");
ret = t = P_Make_List (Make_Integer (n), Null);
GC_Link2 (ret, t);
for (i = 0; i < n; i++, t = Cdr (t)) {
x = Make_String (s[i], strlen (s[i]));
Car (t) = x;
}
GC_Unlink;
XFreeStringList (s);
return ret;
}
static Object P_Get_Text_Property (Object w, Object a) {
XTextProperty ret;
Check_Type (w, T_Window);
Check_Type (a, T_Atom);
Disable_Interrupts;
if (!XGetTextProperty (WINDOW(w)->dpy, WINDOW(w)->win, &ret,
ATOM(a)->atom)) {
Enable_Interrupts;
return False;
}
Enable_Interrupts;
return Text_Property_To_String_List (&ret);
}
static Object P_Set_Text_Property (Object w, Object prop, Object a) {
XTextProperty p;
Check_Type (w, T_Window);
Check_Type (a, T_Atom);
String_List_To_Text_Property (prop, &p);
XSetTextProperty (WINDOW(w)->dpy, WINDOW(w)->win, &p, ATOM(a)->atom);
XFree ((char *)p.value);
return Void;
}
static Object P_Wm_Protocols (Object w) {
Atom *p;
int i, n;
Object ret;
GC_Node;
Check_Type (w, T_Window);
Disable_Interrupts;
if (!XGetWMProtocols (WINDOW(w)->dpy, WINDOW(w)->win, &p, &n))
Primitive_Error ("cannot get WM protocols");
Enable_Interrupts;
ret = Make_Vector (n, Null);
GC_Link (ret);
for (i = 0; i < n; i++) {
Object a;
a = Make_Atom (p[i]);
VECTOR(ret)->data[i] = a;
}
XFree ((char *)p);
GC_Unlink;
return ret;
}
static Object P_Set_Wm_Protocols (Object w, Object v) {
Atom *p;
int i, n;
Alloca_Begin;
Check_Type (w, T_Window);
Check_Type (v, T_Vector);
n = VECTOR(v)->size;
Alloca (p, Atom*, n * sizeof (Atom));
for (i = 0; i < n; i++) {
Object a;
a = VECTOR(v)->data[i];
Check_Type (a, T_Atom);
p[i] = ATOM(a)->atom;
}
if (!XSetWMProtocols (WINDOW(w)->dpy, WINDOW(w)->win, p, n))
Primitive_Error ("cannot set WM protocols");
Alloca_End;
return Void;
}
static Object P_Wm_Class (Object w) {
Object ret, x;
XClassHint c;
GC_Node;
Check_Type (w, T_Window);
/*
* In X11.2 XGetClassHint() returns either 0 or Success, which happens
* to be defined as 0. So until this bug is fixed, we must
* explicitly check whether the XClassHint structure has been filled.
*/
c.res_name = c.res_class = 0;
Disable_Interrupts;
(void)XGetClassHint (WINDOW(w)->dpy, WINDOW(w)->win, &c);
Enable_Interrupts;
ret = Cons (False, False);
GC_Link (ret);
if (c.res_name) {
x = Make_String (c.res_name, strlen (c.res_name));
Car (ret) = x;
XFree (c.res_name);
}
if (c.res_class) {
x = Make_String (c.res_class, strlen (c.res_class));
Cdr (ret) = x;
XFree (c.res_class);
}
GC_Unlink;
return ret;
}
static Object P_Set_Wm_Class (Object w, Object name, Object class) {
XClassHint c;
Check_Type (w, T_Window);
c.res_name = Get_Strsym (name);
c.res_class = Get_Strsym (class);
XSetClassHint (WINDOW(w)->dpy, WINDOW(w)->win, &c);
return Void;
}
static Object P_Set_Wm_Command (Object w, Object cmd) {
register int i, n;
register char **argv;
Object c;
Alloca_Begin;
Check_Type (w, T_Window);
Check_List (cmd);
n = Fast_Length (cmd);
Alloca (argv, char**, n * sizeof (char *));
for (i = 0; i < n; i++, cmd = Cdr (cmd)) {
c = Car (cmd);
Get_Strsym_Stack (c, argv[i]);
}
XSetCommand (WINDOW(w)->dpy, WINDOW(w)->win, argv, n);
Alloca_End;
return Void;
}
static Object P_Wm_Hints (Object w) {
XWMHints *p;
Check_Type (w, T_Window);
Disable_Interrupts;
p = XGetWMHints (WINDOW(w)->dpy, WINDOW(w)->win);
Enable_Interrupts;
if (p) {
WMH = *p;
XFree ((char *)p);
} else {
WMH.flags = 0;
}
return Record_To_Vector (Wm_Hints_Rec, Wm_Hints_Size, Sym_Wm_Hints,
WINDOW(w)->dpy, (unsigned long)WMH.flags);
}
static Object P_Set_Wm_Hints (Object w, Object h) {
unsigned long mask;
Check_Type (w, T_Window);
mask = Vector_To_Record (h, Wm_Hints_Size, Sym_Wm_Hints, Wm_Hints_Rec);
WMH.flags = mask;
XSetWMHints (WINDOW(w)->dpy, WINDOW(w)->win, &WMH);
return Void;
}
static Object P_Size_Hints (Object w, Object a) {
long supplied;
Check_Type (w, T_Window);
Check_Type (a, T_Atom);
Disable_Interrupts;
if (!XGetWMSizeHints (WINDOW(w)->dpy, WINDOW(w)->win, &SZH, &supplied,
ATOM(a)->atom))
SZH.flags = 0;
if (!(supplied & PBaseSize))
SZH.flags &= ~PBaseSize;
if (!(supplied & PWinGravity))
SZH.flags &= ~PWinGravity;
Enable_Interrupts;
if ((SZH.flags & (PPosition|USPosition)) == (PPosition|USPosition))
SZH.flags &= ~PPosition;
if ((SZH.flags & (PSize|USSize)) == (PSize|USSize))
SZH.flags &= ~PSize;
return Record_To_Vector (Size_Hints_Rec, Size_Hints_Size, Sym_Size_Hints,
WINDOW(w)->dpy, (unsigned long)SZH.flags);
}
static Object P_Set_Size_Hints (Object w, Object a, Object h) {
unsigned long mask;
Check_Type (w, T_Window);
Check_Type (a, T_Atom);
memset ((char *)&SZH, 0, sizeof (SZH)); /* Not portable? */
mask = Vector_To_Record (h, Size_Hints_Size, Sym_Size_Hints,
Size_Hints_Rec);
if ((mask & (PPosition|USPosition)) == (PPosition|USPosition))
mask &= ~PPosition;
if ((mask & (PSize|USSize)) == (PSize|USSize))
mask &= ~PSize;
SZH.flags = mask;
XSetWMSizeHints (WINDOW(w)->dpy, WINDOW(w)->win, &SZH, ATOM(a)->atom);
return Void;
}
static Object P_Icon_Sizes (Object w) {
XIconSize *p;
int i, n;
Object v;
GC_Node;
Check_Type (w, T_Window);
Disable_Interrupts;
if (!XGetIconSizes (WINDOW(w)->dpy, WINDOW(w)->win, &p, &n))
n = 0;
Enable_Interrupts;
v = Make_Vector (n, Null);
GC_Link (v);
for (i = 0; i < n; i++) {
register XIconSize *q = &p[i];
Object t;
t = P_Make_List (Make_Integer (6), Null);
VECTOR(v)->data[i] = t;
Car (t) = Make_Integer (q->min_width); t = Cdr (t);
Car (t) = Make_Integer (q->min_height); t = Cdr (t);
Car (t) = Make_Integer (q->max_width); t = Cdr (t);
Car (t) = Make_Integer (q->max_height); t = Cdr (t);
Car (t) = Make_Integer (q->width_inc); t = Cdr (t);
Car (t) = Make_Integer (q->height_inc);
}
GC_Unlink;
if (n > 0)
XFree ((char *)p);
return v;
}
static Object P_Set_Icon_Sizes (Object w, Object v) {
register int i, n;
XIconSize *p;
Alloca_Begin;
Check_Type (w, T_Window);
Check_Type (v, T_Vector);
n = VECTOR(v)->size;
Alloca (p, XIconSize*, n * sizeof (XIconSize));
for (i = 0; i < n; i++) {
register XIconSize *q = &p[i];
Object t;
t = VECTOR(v)->data[i];
Check_List (t);
if (Fast_Length (t) != 6)
Primitive_Error ("invalid argument: ~s", t);
q->min_width = Get_Integer (Car (t)); t = Cdr (t);
q->min_height = Get_Integer (Car (t)); t = Cdr (t);
q->max_width = Get_Integer (Car (t)); t = Cdr (t);
q->max_height = Get_Integer (Car (t)); t = Cdr (t);
q->width_inc = Get_Integer (Car (t)); t = Cdr (t);
q->height_inc = Get_Integer (Car (t));
}
XSetIconSizes (WINDOW(w)->dpy, WINDOW(w)->win, p, n);
Alloca_End;
return Void;
}
static Object P_Transient_For (Object w) {
Window win;
Disable_Interrupts;
if (!XGetTransientForHint (WINDOW(w)->dpy, WINDOW(w)->win, &win))
win = None;
Enable_Interrupts;
return Make_Window (0, WINDOW(w)->dpy, win);
}
static Object P_Set_Transient_For (Object w, Object pw) {
Check_Type (w, T_Window);
XSetTransientForHint (WINDOW(w)->dpy, WINDOW(w)->win, Get_Window (pw));
return Void;
}
void elk_init_xlib_client () {
Define_Symbol (&Sym_Wm_Hints, "wm-hints");
Define_Symbol (&Sym_Size_Hints, "size-hints");
Define_Primitive (P_Iconify_Window, "iconify-window", 2, 2, EVAL);
Define_Primitive (P_Withdraw_Window, "withdraw-window", 2, 2, EVAL);
Define_Primitive (P_Reconfigure_Wm_Window,
"xlib-reconfigure-wm-window", 3, 3, EVAL);
Define_Primitive (P_Wm_Command, "wm-command", 1, 1, EVAL);
Define_Primitive (P_Get_Text_Property,"get-text-property", 2, 2, EVAL);
Define_Primitive (P_Set_Text_Property,"set-text-property!",3, 3, EVAL);
Define_Primitive (P_Wm_Protocols, "wm-protocols", 1, 1, EVAL);
Define_Primitive (P_Set_Wm_Protocols, "set-wm-protocols!", 2, 2, EVAL);
Define_Primitive (P_Wm_Class, "wm-class", 1, 1, EVAL);
Define_Primitive (P_Set_Wm_Class, "set-wm-class!", 3, 3, EVAL);
Define_Primitive (P_Set_Wm_Command, "set-wm-command!", 2, 2, EVAL);
Define_Primitive (P_Wm_Hints, "xlib-wm-hints", 1, 1, EVAL);
Define_Primitive (P_Set_Wm_Hints, "xlib-set-wm-hints!",2, 2, EVAL);
Define_Primitive (P_Size_Hints, "xlib-wm-size-hints",2, 2, EVAL);
Define_Primitive (P_Set_Size_Hints,
"xlib-set-wm-size-hints!", 3, 3, EVAL);
Define_Primitive (P_Icon_Sizes, "icon-sizes", 1, 1, EVAL);
Define_Primitive (P_Set_Icon_Sizes, "set-icon-sizes!", 2, 2, EVAL);
Define_Primitive (P_Transient_For, "transient-for", 1, 1, EVAL);
Define_Primitive (P_Set_Transient_For,"set-transient-for!",2, 2, EVAL);
}
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