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[emacs.git] / src / XTests.c
blob9c1d3666bdb67324dd1381e6c42bd7b33bd435df
1 #include <X11/Xlib.h>
2 #include <X11/X.h>
3 #include <X11/Xutil.h>
4 #include <X11/Xresource.h>
5 #include "XTests.h"
6 #include <stdio.h>
8 static Display *dpy;
10 static void
11 quit (dpy)
12 Display *dpy;
14 XCloseDisplay (dpy);
15 exit (0);
18 static Colormap screen_colormap;
20 static unsigned long
21 obtain_color (color)
22 char *color;
24 int exists;
25 XColor color_def;
27 if (!screen_colormap)
28 screen_colormap = DefaultColormap (dpy, DefaultScreen (dpy));
30 exists = XParseColor (dpy, screen_colormap, color, &color_def)
31 && XAllocColor (dpy, screen_colormap, &color_def);
32 if (exists)
33 return color_def.pixel;
35 fprintf (stderr, "Can't get color; using black.");
36 return BlackPixel (dpy, DefaultScreen (dpy));
39 static char *visual_strings[] =
41 "StaticGray ",
42 "GrayScale ",
43 "StaticColor",
44 "PseudoColor",
45 "TrueColor ",
46 "DirectColor"
49 main (argc,argv)
50 int argc;
51 char *argv[];
53 char *dpy_string;
54 int n;
55 long mask;
56 Visual *my_visual;
57 XVisualInfo *vinfo, visual_template;
58 XEvent event;
59 Window window;
60 Screen *scr;
61 XGCValues gc_values;
62 GC fill_gc, pix_gc, line_xor_gc, line_xor_inv_gc;
63 int i;
64 int x, y, width, height, geometry, gravity;
65 char *geo;
66 char default_geo[] = "80x40+0+0";
67 int depth;
68 Pixmap pix;
69 char *string = "Kill the head and the body will die.";
70 char dash_list[] = {6, 4, 6, 4};
71 int dashes = 4;
73 if (argc < 2)
74 dpy_string = "localhost:0.0";
75 else
76 dpy_string = argv[1];
78 if (argc >= 3)
80 XSizeHints hints;
82 printf ("Geometry: %s\t(default: %s)\n", argv[2], default_geo);
83 geo = argv[2];
84 XWMGeometry (dpy, DefaultScreen (dpy), geo, default_geo,
85 3, &hints, &x, &y, &width, &height, &gravity);
88 dpy = XOpenDisplay (dpy_string);
89 if (!dpy)
91 printf ("Can' open display %s\n", dpy_string);
92 exit (1);
95 window = XCreateSimpleWindow (dpy, DefaultRootWindow (dpy),
96 300, 300, 300, 300, 1,
97 BlackPixel (dpy, DefaultScreen (dpy)),
98 WhitePixel (dpy, DefaultScreen (dpy)));
99 XSelectInput (dpy, window, ButtonPressMask | KeyPressMask
100 | EnterWindowMask | LeaveWindowMask);
102 gc_values.foreground = obtain_color ("blue");
103 gc_values.background = WhitePixel (dpy, DefaultScreen (dpy));
104 fill_gc = XCreateGC (dpy, window, GCForeground | GCBackground,
105 &gc_values);
107 gc_values.foreground = obtain_color ("red");
108 gc_values.function = GXor;
109 gc_values.line_width = 3;
110 gc_values.line_style = LineOnOffDash;
111 gc_values.cap_style = CapRound;
112 gc_values.join_style = JoinRound;
113 line_xor_gc = XCreateGC (dpy, window,
114 GCForeground | GCBackground | GCLineStyle
115 | GCJoinStyle | GCCapStyle | GCLineWidth
116 | GCFunction,
117 &gc_values);
118 XSetDashes (dpy, line_xor_gc, 0, dash_list, dashes);
120 gc_values.background = WhitePixel (dpy, DefaultScreen (dpy));
121 gc_values.foreground = obtain_color ("blue");
122 line_xor_inv_gc = XCreateGC (dpy, window,
123 GCForeground | GCBackground
124 | GCLineWidth | GCFunction,
125 &gc_values);
127 depth = DefaultDepthOfScreen (ScreenOfDisplay (dpy, DefaultScreen (dpy)));
128 pix = XCreateBitmapFromData (dpy, window, page_glyf_bits,
129 page_glyf_width, page_glyf_height);
131 XMapWindow (dpy, window);
132 XFlush (dpy);
134 while (1)
136 XNextEvent (dpy, &event);
137 switch (event.type)
139 case ButtonPress:
140 #if 0
141 if (event.xbutton.state && ShiftMask)
142 #endif
143 switch (event.xbutton.button)
145 case Button1:
146 XDrawLine (dpy, window, line_xor_gc, 25, 75, 125, 75);
147 XFlush (dpy);
148 XDrawLine (dpy, window, line_xor_gc, 25, 75, 125, 75);
149 break;
151 case Button2:
152 XDrawLine (dpy, window, line_xor_gc, 25, 75, 125, 75);
153 break;
155 case Button3:
156 XDrawLine (dpy, window, line_xor_gc, 25, 75, 125, 75);
157 break;
159 break;
161 case KeyPress:
163 char buf[20];
164 int n;
165 XComposeStatus status;
166 KeySym keysym;
168 n = XLookupString (&event, buf, 20, &keysym,
169 (XComposeStatus *) &status);
171 if (n == 1 && buf[0] == 'q')
172 quit (dpy);
174 break;
176 case EnterNotify:
177 XCopyPlane (dpy, pix, window, fill_gc, 0, 0,
178 page_glyf_width, page_glyf_height, 100, 100, 1L);
179 XFillRectangle (dpy, window, fill_gc, 50, 50, 50, 50);
180 break;
182 case LeaveNotify:
183 XClearWindow (dpy, window);
184 break;
187 XFlush (dpy);