File: | wm-tester/test-resizing.c |
Warning: | line 139, column 3 Value stored to 'mask' is never read |
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1 | #include <X11/Xlib.h> |
2 | #include <X11/Xutil.h> |
3 | #include <stdlib.h> |
4 | #include <glib.h> |
5 | |
6 | static void |
7 | calc_rects (XRectangle *rects, int width, int height) |
8 | { |
9 | int w = (width - 21) / 3; |
10 | int h = (height - 21) / 3; |
11 | int i; |
12 | |
13 | i = 0; |
14 | while (i < 9) |
15 | { |
16 | rects[i].width = w; |
17 | rects[i].height = h; |
18 | ++i; |
19 | } |
20 | |
21 | /* NW */ |
22 | rects[0].x = 0; |
23 | rects[0].y = 0; |
24 | |
25 | /* N */ |
26 | rects[1].x = width / 2 - w / 2; |
27 | rects[1].y = 0; |
28 | |
29 | /* NE */ |
30 | rects[2].x = width - w; |
31 | rects[2].y = 0; |
32 | |
33 | /* E */ |
34 | rects[3].x = width - w; |
35 | rects[3].y = height / 2 - h / 2; |
36 | |
37 | /* SE */ |
38 | rects[4].x = width - w; |
39 | rects[4].y = height - h; |
40 | |
41 | /* S */ |
42 | rects[5].x = width / 2 - w / 2; |
43 | rects[5].y = height - h; |
44 | |
45 | /* SW */ |
46 | rects[6].x = 0; |
47 | rects[6].y = height - h; |
48 | |
49 | /* W */ |
50 | rects[7].x = 0; |
51 | rects[7].y = height / 2 - h / 2; |
52 | |
53 | /* Center */ |
54 | rects[8].x = width / 2 - w / 2; |
55 | rects[8].y = height / 2 - h / 2; |
56 | } |
57 | |
58 | static Boolint |
59 | all_events (Display *display, |
60 | XEvent *event, |
61 | XPointer arg) |
62 | { |
63 | return True1; |
64 | } |
65 | |
66 | static void |
67 | get_size (Display *d, Drawable draw, |
68 | int *xp, int *yp, int *widthp, int *heightp) |
69 | { |
70 | int x, y; |
71 | unsigned int width=0, height=0, border=0, depth=0; |
72 | Window root; |
73 | |
74 | XGetGeometry (d, draw, &root, &x, &y, &width, &height, &border, &depth); |
75 | |
76 | if (xp) |
77 | *xp = x; |
78 | if (yp) |
79 | *yp = y; |
80 | if (widthp) |
81 | *widthp = width; |
82 | if (heightp) |
83 | *heightp = height; |
84 | } |
85 | |
86 | int |
87 | main (int argc, char **argv) |
88 | { |
89 | Display *d; |
90 | Window w, cw; |
91 | XSizeHints hints; |
92 | int screen; |
93 | XEvent ev; |
94 | int x, y, width, height; |
95 | Pixmap pix; |
96 | GC gc; |
97 | XGCValues gc_vals; |
98 | XSetWindowAttributes set_attrs; |
99 | XWindowChanges changes; |
100 | XRectangle rects[9]; |
101 | gboolean redraw_pending; |
102 | unsigned int mask; |
103 | |
104 | d = XOpenDisplay (NULL((void*)0)); |
105 | |
106 | screen = DefaultScreen (d)(((_XPrivDisplay)(d))->default_screen); |
107 | |
108 | /* Print some debug spew to show how StaticGravity works */ |
109 | w = XCreateSimpleWindow (d, RootWindow (d, screen)((&((_XPrivDisplay)(d))->screens[screen])->root), |
110 | 0, 0, 100, 100, 0, |
111 | WhitePixel (d, screen)((&((_XPrivDisplay)(d))->screens[screen])->white_pixel ), |
112 | WhitePixel (d, screen)((&((_XPrivDisplay)(d))->screens[screen])->white_pixel )); |
113 | cw = XCreateSimpleWindow (d, w, |
114 | 0, 0, 100, 100, 0, |
115 | WhitePixel (d, screen)((&((_XPrivDisplay)(d))->screens[screen])->white_pixel ), |
116 | WhitePixel (d, screen)((&((_XPrivDisplay)(d))->screens[screen])->white_pixel )); |
117 | set_attrs.win_gravity = StaticGravity10; |
118 | |
119 | XChangeWindowAttributes (d, cw, |
120 | CWWinGravity(1L<<5), |
121 | &set_attrs); |
122 | |
123 | get_size (d, w, &x, &y, &width, &height); |
124 | |
125 | g_print ("Parent is %d,%d %d x %d before configuring parent\n", |
126 | x, y, width, height); |
127 | |
128 | get_size (d, cw, &x, &y, &width, &height); |
129 | |
130 | g_print ("Child is %d,%d %d x %d before configuring parent\n", |
131 | x, y, width, height); |
132 | |
133 | changes.x = 10; |
134 | changes.y = 10; |
135 | changes.width = 110; |
136 | changes.height = 110; |
137 | /* last mask wins */ |
138 | mask = CWX(1<<0) | CWY(1<<1); |
139 | mask = CWWidth(1<<2) | CWHeight(1<<3); |
Value stored to 'mask' is never read | |
140 | mask = CWX(1<<0) | CWY(1<<1) | CWWidth(1<<2) | CWHeight(1<<3); |
141 | |
142 | XConfigureWindow (d, w, mask, &changes); |
143 | XSync (d, False0); |
144 | |
145 | get_size (d, w, &x, &y, &width, &height); |
146 | |
147 | g_print ("Parent is %d,%d %d x %d after configuring parent\n", |
148 | x, y, width, height); |
149 | |
150 | get_size (d, cw, &x, &y, &width, &height); |
151 | |
152 | g_print ("Child is %d,%d %d x %d after configuring parent\n", |
153 | x, y, width, height); |
154 | |
155 | XDestroyWindow (d, w); |
156 | |
157 | /* The window that gets displayed */ |
158 | |
159 | x = 20; |
160 | y = 20; |
161 | width = 100; |
162 | height = 100; |
163 | |
164 | calc_rects (rects, width, height); |
165 | |
166 | w = XCreateSimpleWindow (d, RootWindow (d, screen)((&((_XPrivDisplay)(d))->screens[screen])->root), |
167 | x, y, width, height, 0, |
168 | WhitePixel (d, screen)((&((_XPrivDisplay)(d))->screens[screen])->white_pixel ), |
169 | WhitePixel (d, screen)((&((_XPrivDisplay)(d))->screens[screen])->white_pixel )); |
170 | |
171 | set_attrs.bit_gravity = StaticGravity10; |
172 | |
173 | XChangeWindowAttributes (d, w, |
174 | CWBitGravity(1L<<4), |
175 | &set_attrs); |
176 | |
177 | XSelectInput (d, w, |
178 | ButtonPressMask(1L<<2) | ExposureMask(1L<<15) | StructureNotifyMask(1L<<17)); |
179 | |
180 | hints.flags = PMinSize(1L << 4); |
181 | |
182 | hints.min_width = 100; |
183 | hints.min_height = 100; |
184 | |
185 | XSetWMNormalHints (d, w, &hints); |
186 | XMapWindow (d, w); |
187 | |
188 | redraw_pending = FALSE(0); |
189 | while (1) |
190 | { |
191 | XNextEvent (d, &ev); |
192 | |
193 | switch (ev.xany.type) |
194 | { |
195 | case ButtonPress4: |
196 | if (ev.xbutton.button == 3) |
197 | { |
198 | g_print ("Exiting on button 3 press\n"); |
199 | exit (0); |
200 | } |
201 | break; |
202 | |
203 | case ConfigureNotify22: |
204 | x = ev.xconfigure.x; |
205 | y = ev.xconfigure.y; |
206 | width = ev.xconfigure.width; |
207 | height = ev.xconfigure.height; |
208 | |
209 | redraw_pending = TRUE(!(0)); |
210 | break; |
211 | |
212 | case Expose12: |
213 | redraw_pending = TRUE(!(0)); |
214 | break; |
215 | |
216 | default: |
217 | break; |
218 | } |
219 | |
220 | /* Primitive event compression */ |
221 | if (XCheckIfEvent (d, &ev, all_events, NULL((void*)0))) |
222 | { |
223 | XPutBackEvent (d, &ev); |
224 | } |
225 | else if (redraw_pending) |
226 | { |
227 | calc_rects (rects, width, height); |
228 | |
229 | pix = XCreatePixmap (d, w, width, height, |
230 | DefaultDepth (d, screen)((&((_XPrivDisplay)(d))->screens[screen])->root_depth )); |
231 | |
232 | gc_vals.foreground = WhitePixel (d, screen)((&((_XPrivDisplay)(d))->screens[screen])->white_pixel ); |
233 | |
234 | gc = XCreateGC (d, pix, GCForeground(1L<<2), &gc_vals); |
235 | |
236 | XFillRectangle (d, pix, gc, 0, 0, width, height); |
237 | |
238 | /* Draw rectangles at each gravity point */ |
239 | gc_vals.foreground = BlackPixel (d, screen)((&((_XPrivDisplay)(d))->screens[screen])->black_pixel ); |
240 | XChangeGC (d, gc, GCForeground(1L<<2), &gc_vals); |
241 | |
242 | XFillRectangles (d, pix, gc, rects, G_N_ELEMENTS (rects)(sizeof (rects) / sizeof ((rects)[0]))); |
243 | |
244 | XCopyArea (d, pix, w, gc, 0, 0, width, height, 0, 0); |
245 | |
246 | XFreePixmap (d, pix); |
247 | XFreeGC (d, gc); |
248 | |
249 | redraw_pending = FALSE(0); |
250 | } |
251 | } |
252 | |
253 | /* This program has an infinite loop above so a return statement would |
254 | * just cause compiler warnings. |
255 | */ |
256 | } |
257 |