| File: | wm-tester/test-resizing.c |
| Warning: | line 139, column 3 Value stored to 'mask' is never read |
Press '?' to see keyboard shortcuts
Keyboard shortcuts:
| 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 |