-/* -*- indent-tabs-mode: t; tab-width: 4; c-basic-offset: 4; -*-
+/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
icons.c for the Openbox window manager
- Copyright (c) 2003 Ben Jansens
+ Copyright (c) 2003-2007 Dana Jansens
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include <stdlib.h>
#include <stdio.h>
#include <assert.h>
+#include <glib.h>
Window findClient(Display *d, Window win)
{
- Window r, *children;
- unsigned int n, i;
- Atom state = XInternAtom(d, "WM_STATE", True);
- Atom ret_type;
- int ret_format;
- unsigned long ret_items, ret_bytesleft;
- unsigned long *prop_return;
-
- XQueryTree(d, win, &r, &r, &children, &n);
- for (i = 0; i < n; ++i) {
- Window w = findClient(d, children[i]);
- if (w) return w;
- }
-
- // try me
- XGetWindowProperty(d, win, state, 0, 1,
- False, state, &ret_type, &ret_format,
- &ret_items, &ret_bytesleft,
- (unsigned char**) &prop_return);
- if (ret_type == None || ret_items < 1)
- return None;
- return win; // found it!
+ Window r, *children;
+ unsigned int n, i;
+ Atom state = XInternAtom(d, "WM_STATE", True);
+ Atom ret_type;
+ int ret_format;
+ unsigned long ret_items, ret_bytesleft;
+ unsigned long *prop_return;
+
+ XQueryTree(d, win, &r, &r, &children, &n);
+ for (i = 0; i < n; ++i) {
+ Window w = findClient(d, children[i]);
+ if (w) return w;
+ }
+
+ // try me
+ XGetWindowProperty(d, win, state, 0, 1,
+ False, state, &ret_type, &ret_format,
+ &ret_items, &ret_bytesleft,
+ (unsigned char**) &prop_return);
+ if (ret_type == None || ret_items < 1)
+ return None;
+ return win; // found it!
}
int main(int argc, char **argv)
{
- Display *d = XOpenDisplay(NULL);
- int s = DefaultScreen(d);
- Atom net_wm_icon = XInternAtom(d, "_NET_WM_ICON", True);
- Atom ret_type;
- unsigned int winw = 0, winh = 0;
- int ret_format;
- unsigned long ret_items, ret_bytesleft;
- const int MAX_IMAGES = 10;
- unsigned long *prop_return[MAX_IMAGES];
- XImage *i[MAX_IMAGES];
- long offset = 0;
- unsigned int image = 0;
- unsigned int j; // loop counter
-
- printf("Click on a window with an icon...\n");
-
- //int id = strtol(argv[1], NULL, 16);
- XUngrabPointer(d, CurrentTime);
- Window id;
- Cursor cur = XCreateFontCursor(d, XC_crosshair);
- XGrabPointer(d, RootWindow(d, s), False, ButtonPressMask, GrabModeAsync,
- GrabModeAsync, None, cur, CurrentTime);
- XEvent ev;
- while (1) {
- XNextEvent(d, &ev);
- if (ev.type == ButtonPress) {
- XUngrabPointer(d, CurrentTime);
- id = findClient(d, ev.xbutton.subwindow);
- break;
- }
- }
-
- printf("Using window 0x%lx\n", id);
-
- do {
- unsigned int w, h;
-
- XGetWindowProperty(d, id, net_wm_icon, offset++, 1,
- False, XA_CARDINAL, &ret_type, &ret_format,
- &ret_items, &ret_bytesleft,
- (unsigned char**) &prop_return[image]);
- if (ret_type == None || ret_items < 1) {
- printf("No icon found\n");
- return 1;
+ Display *d = XOpenDisplay(NULL);
+ int s = DefaultScreen(d);
+ Atom net_wm_icon = XInternAtom(d, "_NET_WM_ICON", True);
+ Atom ret_type;
+ unsigned int winw = 0, winh = 0;
+ int ret_format;
+ unsigned long ret_items, ret_bytesleft;
+ const int MAX_IMAGES = 10;
+ unsigned long *prop_return[MAX_IMAGES];
+ XImage *i[MAX_IMAGES];
+ long offset = 0;
+ unsigned int image = 0;
+ unsigned int j; // loop counter
+ Window id, win;
+ Pixmap p;
+ Cursor cur;
+ XEvent ev;
+ unsigned int bs = sizeof(long);
+
+ printf("Click on a window with an icon...\n");
+
+ //int id = strtol(argv[1], NULL, 16);
+ XUngrabPointer(d, CurrentTime);
+ cur = XCreateFontCursor(d, XC_crosshair);
+ XGrabPointer(d, RootWindow(d, s), False, ButtonPressMask, GrabModeAsync,
+ GrabModeAsync, None, cur, CurrentTime);
+ while (1) {
+ XNextEvent(d, &ev);
+ if (ev.type == ButtonPress) {
+ XUngrabPointer(d, CurrentTime);
+ id = findClient(d, ev.xbutton.subwindow);
+ break;
+ }
}
- w = prop_return[image][0];
- XFree(prop_return[image]);
-
- XGetWindowProperty(d, id, net_wm_icon, offset++, 1,
- False, XA_CARDINAL, &ret_type, &ret_format,
- &ret_items, &ret_bytesleft,
- (unsigned char**) &prop_return[image]);
- if (ret_type == None || ret_items < 1) {
- printf("Failed to get height\n");
- return 1;
- }
- h = prop_return[image][0];
- XFree(prop_return[image]);
-
- XGetWindowProperty(d, id, net_wm_icon, offset, w*h,
- False, XA_CARDINAL, &ret_type, &ret_format,
- &ret_items, &ret_bytesleft,
- (unsigned char**) &prop_return[image]);
- if (ret_type == None || ret_items < w*h) {
- printf("Failed to get image data\n");
- return 1;
- }
- offset += w*h;
-
- printf("Found icon with size %dx%d\n", w, h);
-
- i[image] = XCreateImage(d, DefaultVisual(d, s), DefaultDepth(d, s),
- ZPixmap, 0, NULL, w, h, 32, 0);
- assert(i[image]);
- i[image]->byte_order = LSBFirst;
- i[image]->data = (char*)prop_return[image];
- for (j = 0; j < w*h; j++) {
- unsigned char alpha = (unsigned char)i[image]->data[j*4+3];
- unsigned char r = (unsigned char) i[image]->data[j*4+0];
- unsigned char g = (unsigned char) i[image]->data[j*4+1];
- unsigned char b = (unsigned char) i[image]->data[j*4+2];
-
- // background color
- unsigned char bgr = 0;
- unsigned char bgg = 0;
- unsigned char bgb = 0;
-
- r = bgr + (r - bgr) * alpha / 256;
- g = bgg + (g - bgg) * alpha / 256;
- b = bgb + (b - bgb) * alpha / 256;
-
- i[image]->data[j*4+0] = (char) r;
- i[image]->data[j*4+1] = (char) g;
- i[image]->data[j*4+2] = (char) b;
+
+ printf("Using window 0x%lx\n", id);
+
+ do {
+ unsigned int w, h;
+
+ XGetWindowProperty(d, id, net_wm_icon, offset++, 1,
+ False, XA_CARDINAL, &ret_type, &ret_format,
+ &ret_items, &ret_bytesleft,
+ (unsigned char**) &prop_return[image]);
+ if (ret_type == None || ret_items < 1) {
+ printf("No icon found\n");
+ return 1;
+ }
+ w = prop_return[image][0];
+ XFree(prop_return[image]);
+
+ XGetWindowProperty(d, id, net_wm_icon, offset++, 1,
+ False, XA_CARDINAL, &ret_type, &ret_format,
+ &ret_items, &ret_bytesleft,
+ (unsigned char**) &prop_return[image]);
+ if (ret_type == None || ret_items < 1) {
+ printf("Failed to get height\n");
+ return 1;
+ }
+ h = prop_return[image][0];
+ XFree(prop_return[image]);
+
+ XGetWindowProperty(d, id, net_wm_icon, offset, w*h,
+ False, XA_CARDINAL, &ret_type, &ret_format,
+ &ret_items, &ret_bytesleft,
+ (unsigned char**) &prop_return[image]);
+ if (ret_type == None || ret_items < w*h) {
+ printf("Failed to get image data\n");
+ return 1;
+ }
+ offset += w*h;
+
+ printf("Found icon with size %dx%d\n", w, h);
+
+ i[image] = XCreateImage(d, DefaultVisual(d, s), DefaultDepth(d, s),
+ ZPixmap, 0, NULL, w, h, 32, 0);
+ assert(i[image]);
+ i[image]->byte_order = LSBFirst;
+ i[image]->data = (char*)prop_return[image];
+ for (j = 0; j < w*h; j++) {
+ unsigned char alpha = (unsigned char)i[image]->data[j*bs+3];
+ unsigned char r = (unsigned char) i[image]->data[j*bs+0];
+ unsigned char g = (unsigned char) i[image]->data[j*bs+1];
+ unsigned char b = (unsigned char) i[image]->data[j*bs+2];
+
+ // background color
+ unsigned char bgr = 0;
+ unsigned char bgg = 0;
+ unsigned char bgb = 0;
+
+ r = bgr + (r - bgr) * alpha / 256;
+ g = bgg + (g - bgg) * alpha / 256;
+ b = bgb + (b - bgb) * alpha / 256;
+
+ i[image]->data[j*4+0] = (char) r;
+ i[image]->data[j*4+1] = (char) g;
+ i[image]->data[j*4+2] = (char) b;
+ }
+
+ winw += w;
+ if (h > winh) winh = h;
+
+ ++image;
+ } while (ret_bytesleft > 0 && image < MAX_IMAGES);
+
+#define hashsize(n) ((guint32)1<<(n))
+#define hashmask(n) (hashsize(n)-1)
+#define rot(x,k) (((x)<<(k)) | ((x)>>(32-(k))))
+
+#define mix(a,b,c) \
+{ \
+ a -= c; a ^= rot(c, 4); c += b; \
+ b -= a; b ^= rot(a, 6); a += c; \
+ c -= b; c ^= rot(b, 8); b += a; \
+ a -= c; a ^= rot(c,16); c += b; \
+ b -= a; b ^= rot(a,19); a += c; \
+ c -= b; c ^= rot(b, 4); b += a; \
+}
+
+#define final(a,b,c) \
+{ \
+ c ^= b; c -= rot(b,14); \
+ a ^= c; a -= rot(c,11); \
+ b ^= a; b -= rot(a,25); \
+ c ^= b; c -= rot(b,16); \
+ a ^= c; a -= rot(c,4); \
+ b ^= a; b -= rot(a,14); \
+ c ^= b; c -= rot(b,24); \
+}
+
+ /* hash the images */
+ for (j = 0; j < image; ++j) {
+ unsigned int w, h, length;
+ guint32 a,b,c;
+ guint32 initval = 0xf00d;
+ const guint32 *k = (guint32*)i[j]->data;
+
+ w = i[j]->width;
+ h = i[j]->height;
+ length = w * h;
+
+ /* Set up the internal state */
+ a = b = c = 0xdeadbeef + (((guint32)length)<<2) + initval;
+
+ /*---------------------------------------- handle most of the key */
+ while (length > 3)
+ {
+ a += k[0];
+ b += k[1];
+ c += k[2];
+ mix(a,b,c);
+ length -= 3;
+ k += 3;
+ }
+
+ /*--------------------------------- handle the last 3 uint32_t's */
+ switch(length) /* all the case statements fall through */
+ {
+ case 3 : c+=k[2];
+ case 2 : b+=k[1];
+ case 1 : a+=k[0];
+ final(a,b,c);
+ case 0: /* case 0: nothing left to add */
+ break;
+ }
+ /*------------------------------------ report the result */
+ printf("image[%d] %ux%u %lu\n", j, w, h, c);
}
- winw += w;
- if (h > winh) winh = h;
+ win = XCreateSimpleWindow(d, RootWindow(d, s), 0, 0, winw, winh,
+ 0, 0, 0);
+ assert(win);
+ XMapWindow(d, win);
- ++image;
- } while (ret_bytesleft > 0 && image < MAX_IMAGES);
+ p = XCreatePixmap(d, win, winw, winh, DefaultDepth(d, s));
+ XFillRectangle(d, p, DefaultGC(d, s), 0, 0, winw, winh);
- Window win = XCreateSimpleWindow(d, RootWindow(d, s), 0, 0, winw, winh,
- 0, 0, 0);
- assert(win);
- XMapWindow(d, win);
+ for (j = 0; j < image; ++j) {
+ static unsigned int x = 0;
- Pixmap p = XCreatePixmap(d, win, winw, winh, DefaultDepth(d, s));
- XFillRectangle(d, p, DefaultGC(d, s), 0, 0, winw, winh);
+ XPutImage(d, p, DefaultGC(d, s), i[j], 0, 0, x, 0,
+ i[j]->width, i[j]->height);
+ x += i[j]->width;
+ XDestroyImage(i[j]);
+ }
- unsigned int x = 0;
- for (j = 0; j < image; ++j) {
- XPutImage(d, p, DefaultGC(d, s), i[j], 0, 0, x, 0,
- i[j]->width, i[j]->height);
- x += i[j]->width;
- XDestroyImage(i[j]);
- }
-
- XSetWindowBackgroundPixmap(d, win, p);
- XClearWindow(d, win);
+ XSetWindowBackgroundPixmap(d, win, p);
+ XClearWindow(d, win);
- XFlush(d);
+ XFlush(d);
- getchar();
+ getchar();
- XFreePixmap(d, p);
- XCloseDisplay(d);
+ XFreePixmap(d, p);
+ XCloseDisplay(d);
}
projects / chaz / openbox / blobdiff