-/*
- * Conky, a system monitor, based on torsmo
+/* Conky, a system monitor, based on torsmo
*
- * This program is licensed under BSD license, read COPYING
+ * Any original torsmo code is licensed under the BSD license
+ *
+ * All code written since the fork of torsmo is licensed under the GPL
+ *
+ * Please see COPYING for details
+ *
+ * Copyright (c) 2004, Hannu Saransaari and Lauri Hakkarainen
+ * Copyright (c) 2005-2009 Brenden Matthews, Philip Kovacs, et. al.
+ * (see AUTHORS)
+ * All rights reserved.
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*
- * $Id$
*/
+#include "config.h"
#include "conky.h"
+#include "logging.h"
+#include "common.h"
+
+#include "x11.h"
#include <X11/Xlib.h>
#include <X11/Xatom.h>
+#include <X11/Xmd.h>
#include <X11/Xutil.h>
+#ifdef IMLIB2
+#include "imlib2.h"
+#endif /* IMLIB2 */
+
#ifdef XFT
#include <X11/Xft/Xft.h>
+int use_xft = 0;
#endif
-#ifdef XDBE
+#ifdef HAVE_XDBE
int use_xdbe;
#endif
-#ifdef XFT
-int use_xft = 0;
-#endif
-
/* some basic X11 stuff */
-Display *display;
+Display *display = NULL;
int display_width;
int display_height;
int screen;
struct conky_window window;
/* local prototypes */
-static void update_workarea();
-static Window find_window_to_draw();
+static void update_workarea(void);
+static Window find_desktop_window(Window *p_root, Window *p_desktop);
static Window find_subwindow(Window win, int w, int h);
/* X11 initializer */
-void init_X11()
+void init_X11(const char *disp)
{
- if ((display = XOpenDisplay(0)) == NULL)
- CRIT_ERR("can't open display: %s", XDisplayName(0));
+ if (!display) {
+ if ((display = XOpenDisplay(disp)) == NULL) {
+ CRIT_ERR("can't open display: %s", XDisplayName(0));
+ }
+ }
screen = DefaultScreen(display);
display_width = DisplayWidth(display, screen);
update_workarea();
}
-static void update_workarea()
+static void update_workarea(void)
{
Window root = RootWindow(display, screen);
unsigned long nitems, bytes;
workarea[3] = display_height;
/* get current desktop */
- if (XGetWindowProperty(display, root, ATOM(_NET_CURRENT_DESKTOP),
- 0, 1, False, XA_CARDINAL, &type, &format,
- &nitems, &bytes, &buf) == Success
- && type == XA_CARDINAL && nitems > 0) {
+ if (XGetWindowProperty(display, root, ATOM(_NET_CURRENT_DESKTOP), 0, 1,
+ False, XA_CARDINAL, &type, &format, &nitems, &bytes, &buf)
+ == Success && type == XA_CARDINAL && nitems > 0) {
- //Currently unused
- /* long desktop = * (long *) buf; */
+ // Currently unused
+ /* long desktop = *(long *) buf; */
XFree(buf);
buf = 0;
-
}
if (buf) {
}
}
-static Window find_window_to_draw()
+/* Find root window and desktop window.
+ * Return desktop window on success,
+ * and set root and desktop byref return values.
+ * Return 0 on failure. */
+static Window find_desktop_window(Window *p_root, Window *p_desktop)
{
Atom type;
int format, i;
Window troot, parent, *children;
unsigned char *buf = NULL;
+ if (!p_root || !p_desktop) {
+ return 0;
+ }
+
/* some window managers set __SWM_VROOT to some child of root window */
XQueryTree(display, root, &troot, &parent, &children, &n);
for (i = 0; i < (int) n; i++) {
- if (XGetWindowProperty
- (display, children[i], ATOM(__SWM_VROOT), 0, 1, False,
- XA_WINDOW, &type, &format, &nitems, &bytes,
- &buf) == Success && type == XA_WINDOW) {
+ if (XGetWindowProperty(display, children[i], ATOM(__SWM_VROOT), 0, 1,
+ False, XA_WINDOW, &type, &format, &nitems, &bytes, &buf)
+ == Success && type == XA_WINDOW) {
win = *(Window *) buf;
XFree(buf);
XFree(children);
fprintf(stderr,
- "Conky: drawing to window from __SWM_VROOT property\n");
+ PACKAGE_NAME": desktop window (%lx) found from __SWM_VROOT property\n",
+ win);
+ fflush(stderr);
+ *p_root = win;
+ *p_desktop = win;
return win;
}
buf = 0;
}
- if (win != root)
+ if (win != root) {
fprintf(stderr,
- "Conky: drawing to subwindow of root window (%lx)\n",
- win);
- else
- fprintf(stderr, "Conky: drawing to root window\n");
+ PACKAGE_NAME": desktop window (%lx) is subwindow of root window (%lx)\n",
+ win, root);
+ } else {
+ fprintf(stderr, PACKAGE_NAME": desktop window (%lx) is root window\n", win);
+ }
+
+ fflush(stderr);
+
+ *p_root = root;
+ *p_desktop = win;
return win;
}
/* sets background to ParentRelative for the Window and all parents */
void set_transparent_background(Window win)
{
+ static int colour_set = -1;
+
if (set_transparent) {
Window parent = win;
unsigned int i;
- for (i = 0; i < 16 && parent != RootWindow(display, screen); i++) {
+
+ for (i = 0; i < 50 && parent != RootWindow(display, screen); i++) {
Window r, *children;
unsigned int n;
-
+
XSetWindowBackgroundPixmap(display, parent, ParentRelative);
-
+
XQueryTree(display, parent, &r, &parent, &children, &n);
XFree(children);
}
- } else {
+ } else if (colour_set != background_colour) {
XSetWindowBackground(display, win, background_colour);
+ colour_set = background_colour;
}
- XClearWindow(display, win);
+ // XClearWindow(display, win); not sure why this was here
}
-#if defined OWN_WINDOW
-void init_window(int own_window, int w, int h, int l, int fixed_pos, int set_trans, int back_colour)
-#else
-void init_window(int own_window, int w, int h, int l, int set_trans, int back_colour)
-#endif
+void destroy_window(void)
+{
+ XDestroyWindow(display, window.window);
+ XFreeGC(display, window.gc);
+ memset(&window, 0, sizeof(struct conky_window));
+}
+
+void init_window(int own_window, int w, int h, int set_trans, int back_colour,
+ char **argv, int argc)
{
- /* There seems to be some problems with setting transparent background (on
- * fluxbox this time). It doesn't happen always and I don't know why it
+ /* There seems to be some problems with setting transparent background
+ * (on fluxbox this time). It doesn't happen always and I don't know why it
* happens but I bet the bug is somewhere here. */
set_transparent = set_trans;
background_colour = back_colour;
+
#ifdef OWN_WINDOW
if (own_window) {
+ if (!find_desktop_window(&window.root, &window.desktop)) {
+ return;
+ }
- /* looks like root pixmap isn't needed for anything */
- {
- XSetWindowAttributes attrs;
- XClassHint class_hints;
+ if (window.type == TYPE_OVERRIDE) {
- /* just test color
- attrs.background_pixel = get_x11_color("green");
- */
+ /* An override_redirect True window.
+ * No WM hints or button processing needed. */
+ XSetWindowAttributes attrs = { ParentRelative, 0L, 0, 0L, 0, 0,
+ Always, 0L, 0L, False, StructureNotifyMask | ExposureMask, 0L,
+ True, 0, 0 };
- window.window = XCreateWindow(display, RootWindow(display, screen), window.x, window.y, w, h, 0, CopyFromParent, /* depth */
- CopyFromParent, /* class */
- CopyFromParent, /* visual */
- CWBackPixel, &attrs);
+ /* Parent is desktop window (which might be a child of root) */
+ window.window = XCreateWindow(display, window.desktop, window.x,
+ window.y, w, h, 0, CopyFromParent, InputOutput, CopyFromParent,
+ CWBackPixel | CWOverrideRedirect, &attrs);
- class_hints.res_class = "conky";
- class_hints.res_name = "conky";
- XSetClassHint(display, window.window,
- &class_hints);
+ XLowerWindow(display, window.window);
- set_transparent_background(window.window);
+ fprintf(stderr, PACKAGE_NAME": window type - override\n");
+ fflush(stderr);
+ } else { /* window.type != TYPE_OVERRIDE */
- XStoreName(display, window.window, "conky");
+ /* A window managed by the window manager.
+ * Process hints and buttons. */
+ XSetWindowAttributes attrs = { ParentRelative, 0L, 0, 0L, 0, 0,
+ Always, 0L, 0L, False, StructureNotifyMask | ExposureMask |
+ ButtonPressMask | ButtonReleaseMask, 0L, False, 0, 0 };
- XClearWindow(display, window.window);
+ XClassHint classHint;
+ XWMHints wmHint;
+ Atom xa;
- if (!fixed_pos)
- XMoveWindow(display, window.window, window.x,
- window.y);
- }
+ if (window.type == TYPE_DOCK) {
+ window.x = window.y = 0;
+ }
+ /* Parent is root window so WM can take control */
+ window.window = XCreateWindow(display, window.root, window.x,
+ window.y, w, h, 0, CopyFromParent, InputOutput, CopyFromParent,
+ CWBackPixel | CWOverrideRedirect, &attrs);
+
+ classHint.res_name = window.class_name;
+ classHint.res_class = classHint.res_name;
+
+ wmHint.flags = InputHint | StateHint;
+ /* allow decorated windows to be given input focus by WM */
+ wmHint.input =
+ TEST_HINT(window.hints, HINT_UNDECORATED) ? False : True;
+ if (window.type == TYPE_DOCK || window.type == TYPE_PANEL) {
+ wmHint.initial_state = WithdrawnState;
+ } else {
+ wmHint.initial_state = NormalState;
+ }
+
+ XmbSetWMProperties(display, window.window, window.title, NULL, argv,
+ argc, NULL, &wmHint, &classHint);
+
+ /* Sets an empty WM_PROTOCOLS property */
+ XSetWMProtocols(display, window.window, NULL, 0);
+
+ /* Set window type */
+ if ((xa = ATOM(_NET_WM_WINDOW_TYPE)) != None) {
+ Atom prop;
+
+ switch (window.type) {
+ case TYPE_DESKTOP:
+ prop = ATOM(_NET_WM_WINDOW_TYPE_DESKTOP);
+ fprintf(stderr, PACKAGE_NAME": window type - desktop\n");
+ fflush(stderr);
+ break;
+ case TYPE_DOCK:
+ prop = ATOM(_NET_WM_WINDOW_TYPE_DOCK);
+ fprintf(stderr, PACKAGE_NAME": window type - dock\n");
+ fflush(stderr);
+ break;
+ case TYPE_PANEL:
+ prop = ATOM(_NET_WM_WINDOW_TYPE_DOCK);
+ fprintf(stderr, PACKAGE_NAME": window type - panel\n");
+ fflush(stderr);
+ break;
+ case TYPE_NORMAL:
+ default:
+ prop = ATOM(_NET_WM_WINDOW_TYPE_NORMAL);
+ fprintf(stderr, PACKAGE_NAME": window type - normal\n");
+ fflush(stderr);
+ break;
+ }
+ XChangeProperty(display, window.window, xa, XA_ATOM, 32,
+ PropModeReplace, (unsigned char *) &prop, 1);
+ }
+
+ /* Set desired hints */
+
+ /* Window decorations */
+ if (TEST_HINT(window.hints, HINT_UNDECORATED)) {
+ /* fprintf(stderr, PACKAGE_NAME": hint - undecorated\n");
+ fflush(stderr); */
- {
- /* turn off decorations */
- Atom a =
- XInternAtom(display, "_MOTIF_WM_HINTS", True);
- if (a != None) {
- long prop[5] = { 2, 0, 0, 0, 0 };
- XChangeProperty(display, window.window, a,
- a, 32, PropModeReplace,
- (unsigned char *) prop, 5);
+ xa = ATOM(_MOTIF_WM_HINTS);
+ if (xa != None) {
+ long prop[5] = { 2, 0, 0, 0, 0 };
+ XChangeProperty(display, window.window, xa, xa, 32,
+ PropModeReplace, (unsigned char *) prop, 5);
+ }
}
- /* set window sticky (to all desktops) */
- a = XInternAtom(display, "_NET_WM_DESKTOP", True);
- if (a != None) {
- long prop = 0xFFFFFFFF;
- XChangeProperty(display, window.window, a,
- XA_CARDINAL, 32,
- PropModeReplace,
- (unsigned char *) &prop,
- 1);
+ /* Below other windows */
+ if (TEST_HINT(window.hints, HINT_BELOW)) {
+ /* fprintf(stderr, PACKAGE_NAME": hint - below\n");
+ fflush(stderr); */
+
+ xa = ATOM(_WIN_LAYER);
+ if (xa != None) {
+ long prop = 0;
+
+ XChangeProperty(display, window.window, xa, XA_CARDINAL, 32,
+ PropModeAppend, (unsigned char *) &prop, 1);
+ }
+
+ xa = ATOM(_NET_WM_STATE);
+ if (xa != None) {
+ Atom xa_prop = ATOM(_NET_WM_STATE_BELOW);
+
+ XChangeProperty(display, window.window, xa, XA_ATOM, 32,
+ PropModeAppend, (unsigned char *) &xa_prop, 1);
+ }
}
- if(l) {
- /* make sure the layer is on the bottom */
- a = XInternAtom(display, "_WIN_LAYER", True);
- if (a != None) {
- long prop = 0;
- XChangeProperty(display, window.window, a,
- XA_CARDINAL, 32,
- PropModeReplace,
- (unsigned char *) &prop, 1);
- }
+
+ /* Above other windows */
+ if (TEST_HINT(window.hints, HINT_ABOVE)) {
+ /* fprintf(stderr, PACKAGE_NAME": hint - above\n");
+ fflush(stderr); */
+
+ xa = ATOM(_WIN_LAYER);
+ if (xa != None) {
+ long prop = 6;
+
+ XChangeProperty(display, window.window, xa, XA_CARDINAL, 32,
+ PropModeAppend, (unsigned char *) &prop, 1);
+ }
+
+ xa = ATOM(_NET_WM_STATE);
+ if (xa != None) {
+ Atom xa_prop = ATOM(_NET_WM_STATE_ABOVE);
+
+ XChangeProperty(display, window.window, xa, XA_ATOM, 32,
+ PropModeAppend, (unsigned char *) &xa_prop, 1);
+ }
}
- }
+
+ /* Sticky */
+ if (TEST_HINT(window.hints, HINT_STICKY)) {
+ /* fprintf(stderr, PACKAGE_NAME": hint - sticky\n");
+ fflush(stderr); */
+
+ xa = ATOM(_NET_WM_DESKTOP);
+ if (xa != None) {
+ CARD32 xa_prop = 0xFFFFFFFF;
+
+ XChangeProperty(display, window.window, xa, XA_CARDINAL, 32,
+ PropModeAppend, (unsigned char *) &xa_prop, 1);
+ }
+
+ xa = ATOM(_NET_WM_STATE);
+ if (xa != None) {
+ Atom xa_prop = ATOM(_NET_WM_STATE_STICKY);
+
+ XChangeProperty(display, window.window, xa, XA_ATOM, 32,
+ PropModeAppend, (unsigned char *) &xa_prop, 1);
+ }
+ }
+
+ /* Skip taskbar */
+ if (TEST_HINT(window.hints, HINT_SKIP_TASKBAR)) {
+ /* fprintf(stderr, PACKAGE_NAME": hint - skip_taskbar\n");
+ fflush(stderr); */
+
+ xa = ATOM(_NET_WM_STATE);
+ if (xa != None) {
+ Atom xa_prop = ATOM(_NET_WM_STATE_SKIP_TASKBAR);
+
+ XChangeProperty(display, window.window, xa, XA_ATOM, 32,
+ PropModeAppend, (unsigned char *) &xa_prop, 1);
+ }
+ }
+
+ /* Skip pager */
+ if (TEST_HINT(window.hints, HINT_SKIP_PAGER)) {
+ /* fprintf(stderr, PACKAGE_NAME": hint - skip_pager\n");
+ fflush(stderr); */
+
+ xa = ATOM(_NET_WM_STATE);
+ if (xa != None) {
+ Atom xa_prop = ATOM(_NET_WM_STATE_SKIP_PAGER);
+
+ XChangeProperty(display, window.window, xa, XA_ATOM, 32,
+ PropModeAppend, (unsigned char *) &xa_prop, 1);
+ }
+ }
+ } /* else { window.type != TYPE_OVERRIDE */
+
+ fprintf(stderr, PACKAGE_NAME": drawing to created window (0x%lx)\n",
+ window.window);
+ fflush(stderr);
XMapWindow(display, window.window);
- } else
+
+ } else /* if (own_window) { */
#endif
/* root / desktop window */
{
XWindowAttributes attrs;
- if (!window.window)
- window.window = find_window_to_draw();
+ if (!window.window) {
+ window.window = find_desktop_window(&window.root, &window.desktop);
+ }
if (XGetWindowAttributes(display, window.window, &attrs)) {
window.width = attrs.width;
window.height = attrs.height;
}
+
+ fprintf(stderr, PACKAGE_NAME": drawing to desktop window\n");
}
/* Drawable is same as window. This may be changed by double buffering. */
window.drawable = window.window;
-#ifdef XDBE
+#ifdef HAVE_XDBE
if (use_xdbe) {
int major, minor;
+
if (!XdbeQueryExtension(display, &major, &minor)) {
use_xdbe = 0;
} else {
- window.back_buffer =
- XdbeAllocateBackBufferName(display,
- window.window,
- XdbeBackground);
+ window.back_buffer = XdbeAllocateBackBufferName(display,
+ window.window, XdbeBackground);
if (window.back_buffer != None) {
window.drawable = window.back_buffer;
- fprintf(stderr,
- "Conky: drawing to double buffer\n");
- } else
+ fprintf(stderr, PACKAGE_NAME": drawing to double buffer\n");
+ } else {
use_xdbe = 0;
+ }
}
- if (!use_xdbe)
+ if (!use_xdbe) {
ERR("failed to set up double buffer");
+ }
+ }
+ if (!use_xdbe) {
+ fprintf(stderr, PACKAGE_NAME": drawing to single buffer\n");
}
- if (!use_xdbe)
- fprintf(stderr, "Conky: drawing to single buffer\n");
#endif
-
+ window.visual = DefaultVisual(display, DefaultScreen(display));
+ window.colourmap = DefaultColormap(display, DefaultScreen(display));
+#ifdef IMLIB2
+ {
+ cimlib_init(display, window.drawable, window.visual, window.colourmap);
+ }
+#endif /* IMLIB2 */
XFlush(display);
- /*set_transparent_background(window.window); must be done after double buffer stuff? */
+ /* set_transparent_background(window.window);
+ * must be done after double buffer stuff? */
#ifdef OWN_WINDOW
- if (own_window) {
+ /* if (own_window) {
set_transparent_background(window.window);
XClearWindow(display, window.window);
- }
+ } */
#endif
XSelectInput(display, window.window, ExposureMask
#ifdef OWN_WINDOW
- | (own_window
- ? (StructureNotifyMask | PropertyChangeMask) : 0)
+ | (own_window ? (StructureNotifyMask | PropertyChangeMask |
+ ButtonPressMask | ButtonReleaseMask) : 0)
#endif
- );
+ );
}
static Window find_subwindow(Window win, int w, int h)
for (j = 0; j < n; j++) {
XWindowAttributes attrs;
- if (XGetWindowAttributes
- (display, children[j], &attrs)) {
- /* Window must be mapped and same size as display or work space */
- if (attrs.map_state != 0 &&
- ((attrs.width == display_width
- && attrs.height == display_height)
- || (attrs.width == w
- && attrs.height == h))) {
+ if (XGetWindowAttributes(display, children[j], &attrs)) {
+ /* Window must be mapped and same size as display or
+ * work space */
+ if (attrs.map_state != 0 && ((attrs.width == display_width
+ && attrs.height == display_height)
+ || (attrs.width == w && attrs.height == h))) {
win = children[j];
break;
}
}
XFree(children);
- if (j == n)
+ if (j == n) {
break;
+ }
}
return win;
long get_x11_color(const char *name)
{
XColor color;
+
color.pixel = 0;
- if (!XParseColor
- (display, DefaultColormap(display, screen), name, &color)) {
- ERR("can't parse X color '%s'", name);
- return 0xFF00FF;
+ if (!XParseColor(display, DefaultColormap(display, screen), name, &color)) {
+ /* lets check if it's a hex colour with the # missing in front
+ * if yes, then do something about it */
+ char newname[DEFAULT_TEXT_BUFFER_SIZE];
+
+ newname[0] = '#';
+ strncpy(&newname[1], name, DEFAULT_TEXT_BUFFER_SIZE - 1);
+ /* now lets try again */
+ if (!XParseColor(display, DefaultColormap(display, screen), &newname[0],
+ &color)) {
+ ERR("can't parse X color '%s'", name);
+ return 0xFF00FF;
+ }
}
- if (!XAllocColor
- (display, DefaultColormap(display, screen), &color))
+ if (!XAllocColor(display, DefaultColormap(display, screen), &color)) {
ERR("can't allocate X color '%s'", name);
+ }
return (long) color.pixel;
}
-void create_gc()
+void create_gc(void)
{
XGCValues values;
+
values.graphics_exposures = 0;
values.function = GXcopy;
window.gc = XCreateGC(display, window.drawable,
- GCFunction | GCGraphicsExposures, &values);
+ GCFunction | GCGraphicsExposures, &values);
+}
+
+void update_x11info(void)
+{
+ Window root;
+ Atom actual_type, atom;
+ int actual_format;
+ unsigned long nitems;
+ unsigned long bytes_after;
+ unsigned char *prop = NULL;
+
+ struct information *current_info = &info;
+ current_info->x11.monitor.number = XScreenCount(display);
+ current_info->x11.monitor.current = XDefaultScreen(display);
+
+ root = RootWindow(display, current_info->x11.monitor.current);
+
+ //Get current desktop number
+ if ((atom = XInternAtom(display, "_NET_CURRENT_DESKTOP", True)) != None) {
+ if ( (XGetWindowProperty( display, root, atom,
+ 0, 1L, False, XA_CARDINAL,
+ &actual_type, &actual_format, &nitems,
+ &bytes_after, &prop ) == Success ) &&
+ (actual_type == XA_CARDINAL) &&
+ (nitems == 1L) ) {
+ current_info->x11.desktop.current = prop[0]+1;
+ }
+ }
+
+ //Get total number of available desktops
+ if ((atom = XInternAtom(display, "_NET_NUMBER_OF_DESKTOPS", True)) != None) {
+ if ( (XGetWindowProperty( display, root, atom,
+ 0, 1L, False, XA_CARDINAL,
+ &actual_type, &actual_format, &nitems,
+ &bytes_after, &prop ) == Success ) &&
+ (actual_type == XA_CARDINAL) &&
+ (nitems == 1L) ) {
+ current_info->x11.desktop.number = prop[0];
+ }
+ }
+
+ //Get current desktop name
+ if ((atom = XInternAtom(display, "_NET_DESKTOP_NAMES", True)) != None) {
+ if ( (XGetWindowProperty( display, root, atom,
+ 0, (~0L), False, ATOM(UTF8_STRING),
+ &actual_type, &actual_format, &nitems,
+ &bytes_after, &prop ) == Success ) &&
+ (actual_type == ATOM(UTF8_STRING)) &&
+ (nitems > 0L) ) {
+ unsigned int i = 0, j = 0;
+ int k = 0;
+ while ( i < nitems ) {
+ if ( prop[i++] == '\0' ) {
+ if ( ++k == current_info->x11.desktop.current ) {
+ if(current_info->x11.desktop.name) {
+ free(current_info->x11.desktop.name);
+ current_info->x11.desktop.name = NULL;
+ }
+ current_info->x11.desktop.name = malloc(i-j);
+ //desktop names can be empty but should always be not null
+ strcpy( current_info->x11.desktop.name, (char *)&prop[j] );
+ break;
+ }
+ j = i;
+ }
+ }
+ }
+ }
+
+}
+
+/* reserve window manager space */
+void set_struts(int sidenum)
+{
+ Atom strut;
+ if ((strut = ATOM(_NET_WM_STRUT)) != None) {
+ /* reserve space at left, right, top, bottom */
+ signed long sizes[12] = {0};
+ int i;
+
+ /* define strut depth */
+ switch (sidenum) {
+ case 0:
+ {
+ /* left side */
+ sizes[0] = window.x + window.width;
+ break;
+ }
+ case 1:
+ {
+ /* right side */
+ sizes[1] = display_width - window.x;
+ break;
+ }
+ case 2:
+ {
+ /* top side */
+ sizes[2] = window.y + window.height;
+ break;
+ }
+ case 3:
+ {
+ /* bottom side */
+ sizes[3] = display_height - window.y;
+ break;
+ }
+ }
+
+ /* define partial strut length */
+ if (sidenum <= 1) {
+ sizes[4 + (sidenum*2)] = window.y;
+ sizes[5 + (sidenum*2)] = window.y + window.height;
+ } else if (sidenum <= 3) {
+ sizes[4 + (sidenum*2)] = window.x;
+ sizes[5 + (sidenum*2)] = window.x + window.width;
+ }
+
+ /* check constraints */
+ for (i = 0; i < 12; i++) {
+ if (sizes[i] < 0) {
+ sizes[i] = 0;
+ } else {
+ if (i <= 1 || i >= 8) {
+ if (sizes[i] > display_width) {
+ sizes[i] = display_width;
+ }
+ } else {
+ if (sizes[i] > display_height) {
+ sizes[i] = display_height;
+ }
+ }
+ }
+ }
+
+ XChangeProperty(display, window.window, strut, XA_CARDINAL, 32,
+ PropModeReplace, (unsigned char *) &sizes, 4);
+
+ if ((strut = ATOM(_NET_WM_STRUT_PARTIAL)) != None) {
+ XChangeProperty(display, window.window, strut, XA_CARDINAL, 32,
+ PropModeReplace, (unsigned char *) &sizes, 12);
+ }
+ }
}