dockapps/wmcpuload-1.0.0/libdockapp/dockapp.c
Carlos R. Mafra 21625f40b5 Initial dockapps git repo
I tried to get the latest versions from dockapps.org, but I haven't
tested any of them.

More dockapps will be added as time permits.
2011-03-25 19:45:13 +01:00

460 lines
12 KiB
C

/*
* Copyright (c) 1999 Alfredo K. Kojima
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
* This code is based on libdockapp-0.4.0
* modified by Seiichi SATO <ssato@sh.rim.or.jp>
*/
#include "dockapp.h"
#define PANEL_SIZE_W 64
#define PANEL_SIZE_H 64
/* global */
Display *display = NULL;
Bool dockapp_isbrokenwm = False;
dockapp_status dockapp_stat;
Atom delete_win;
/* private */
static Window window = None;
static Window icon_window = None;
static GC gc = NULL;
static int depth = 0;
static int width, height;
static int offset_w, offset_h;
void
dockapp_open_window(char *display_specified, char *appname,
unsigned w, unsigned h, int argc, char **argv)
{
XClassHint *classhint;
XWMHints *wmhints;
Status stat;
XTextProperty title;
XSizeHints sizehints;
Window root;
int ww, wh;
/* Open Connection to X Server */
display = XOpenDisplay(display_specified);
if (!display) {
fprintf(stderr, "%s: can't open display %s!\n",
argv[0],
XDisplayName(display_specified));
exit(1);
}
root = DefaultRootWindow(display);
/*
* ww, wh: window size
* width, height: drawble area size
*/
width = w;
height = h;
if (dockapp_stat == WINDOWED_WITH_PANEL) {
ww = PANEL_SIZE_W;
wh = PANEL_SIZE_H;
} else {
ww = w;
wh = h;
}
offset_w = (ww - w) / 2;
offset_h = (wh - h) / 2;
/* Create Windows */
icon_window = XCreateSimpleWindow(display, root, 0, 0, ww, wh, 0, 0, 0);
if (dockapp_isbrokenwm) {
window = XCreateSimpleWindow(display, root, 0, 0, ww, wh, 0, 0, 0);
} else {
window = XCreateSimpleWindow(display, root, 0, 0, 1, 1, 0, 0, 0);
}
/* Set ClassHint */
classhint = XAllocClassHint();
if (classhint == NULL) {
fprintf(stderr, "%s: can't allocate memory for wm hints!\n", argv[0]);
exit(1);
}
classhint->res_class = "DockApp";
classhint->res_name = appname;
XSetClassHint(display, window, classhint);
XSetClassHint(display, icon_window, classhint);
XFree(classhint);
/* Set WMHints */
wmhints = XAllocWMHints();
if (wmhints == NULL) {
fprintf(stderr, "%s: can't allocate memory for wm hints!\n", argv[0]);
exit(1);
}
wmhints->flags = IconWindowHint | WindowGroupHint;
if (dockapp_stat == DOCKABLE_ICON) {
wmhints->flags |= StateHint;
wmhints->initial_state = WithdrawnState;
}
wmhints->window_group = window;
wmhints->icon_window = icon_window;
XSetWMHints(display, window, wmhints);
XFree(wmhints);
/* Set WM Protocols */
delete_win = XInternAtom(display, "WM_DELETE_WINDOW", False);
XSetWMProtocols (display, icon_window, &delete_win, 1);
/* Set Size Hints */
sizehints.flags = USSize;
switch(dockapp_stat) {
case DOCKABLE_ICON:
sizehints.flags |= USPosition;
sizehints.x = sizehints.y = 0;
break;
case WINDOWED:
case WINDOWED_WITH_PANEL:
sizehints.flags |= PMinSize | PMaxSize;
sizehints.min_width = sizehints.max_width = ww;
sizehints.min_height = sizehints.max_height = wh;
break;
}
sizehints.width = ww;
sizehints.height = wh;
XSetWMNormalHints(display, icon_window, &sizehints);
/* Set WindowTitle for AfterStep Wharf */
stat = XStringListToTextProperty(&appname, 1, &title);
XSetWMName(display, window, &title);
XSetWMName(display, icon_window, &title);
/* Set Command to start the app so it can be docked properly */
XSetCommand(display, window, argv, argc);
depth = DefaultDepth(display, DefaultScreen(display));
gc = DefaultGC(display, DefaultScreen(display));
XFlush(display);
}
void
dockapp_set_eventmask(long mask)
{
XSelectInput(display, icon_window, mask);
XSelectInput(display, window, mask);
}
static Pixmap
create_bgpanel_pixmap(void)
{
Pixmap bg;
bg = XCreatePixmap(display, icon_window, PANEL_SIZE_W, PANEL_SIZE_H,
depth);
XSetForeground(display, gc, dockapp_getcolor_pixel("rgb:ae/aa/ae"));
XFillRectangle(display, bg, gc, 0, 0, PANEL_SIZE_W, PANEL_SIZE_H);
XSetForeground(display, gc, dockapp_getcolor_pixel("rgb:ff/ff/ff"));
XDrawLine(display, bg, gc, 0, 0, 0, 63);
XDrawLine(display, bg, gc, 1, 0, 1, 62);
XDrawLine(display, bg, gc, 2, 0, 63, 0);
XDrawLine(display, bg, gc, 2, 1, 62, 1);
XSetForeground(display, gc, dockapp_getcolor_pixel("rgb:52/55/52"));
XDrawLine(display, bg, gc, 1, 63, 63, 63);
XDrawLine(display, bg, gc, 2, 62, 63, 62);
XDrawLine(display, bg, gc, 63, 1, 63, 61);
XDrawLine(display, bg, gc, 62, 2, 62, 61);
return bg;
}
void
dockapp_set_background(Pixmap pixmap)
{
if (dockapp_stat == WINDOWED_WITH_PANEL) {
Pixmap bg;
bg = create_bgpanel_pixmap();
XCopyArea(display, pixmap, bg, gc, 0, 0, width, height,
offset_w, offset_w);
XSetWindowBackgroundPixmap(display, icon_window, bg);
XSetWindowBackgroundPixmap(display, window, bg);
XFreePixmap(display, bg);
} else {
XSetWindowBackgroundPixmap(display, icon_window, pixmap);
XSetWindowBackgroundPixmap(display, window, pixmap);
}
XClearWindow(display, icon_window);
XFlush(display);
}
void
dockapp_show(void)
{
if (dockapp_stat == DOCKABLE_ICON)
XMapRaised(display, window);
else
XMapRaised(display, icon_window);
XFlush(display);
}
Bool
dockapp_xpm2pixmap(char **data, Pixmap *pixmap, Pixmap *mask,
XpmColorSymbol * colorSymbol, unsigned int nsymbols)
{
XpmAttributes xpmAttr;
xpmAttr.valuemask = XpmCloseness;
xpmAttr.closeness = 40000;
if (nsymbols) {
xpmAttr.colorsymbols = colorSymbol;
xpmAttr.numsymbols = nsymbols;
xpmAttr.valuemask |= XpmColorSymbols;
}
if (XpmCreatePixmapFromData(display, icon_window, data, pixmap, mask,
&xpmAttr) != 0) {
return False;
}
return True;
}
Pixmap
dockapp_XCreatePixmap(int w, int h)
{
return (XCreatePixmap(display, icon_window, w, h, depth));
}
void
dockapp_setshape(Pixmap mask, int x_ofs, int y_ofs)
{
XShapeCombineMask(display, icon_window, ShapeBounding, -x_ofs, -y_ofs,
mask, ShapeSet);
XShapeCombineMask(display, window, ShapeBounding, -x_ofs, -y_ofs,
mask, ShapeSet);
XFlush(display);
}
void
dockapp_copyarea(Pixmap src, Pixmap dist, int x_src, int y_src, int w, int h,
int x_dist, int y_dist)
{
XCopyArea(display, src, dist, gc, x_src, y_src, w, h, x_dist, y_dist);
}
void
dockapp_copy2window (Pixmap src)
{
if (dockapp_isbrokenwm) {
XCopyArea(display, src, window, gc, 0, 0, width, height, offset_w,
offset_h);
} else {
XCopyArea(display, src, icon_window, gc, 0, 0, width, height, offset_w,
offset_h);
}
}
Bool
dockapp_nextevent_or_timeout(XEvent *event, unsigned long miliseconds)
{
struct timeval timeout;
fd_set rset;
XSync(display, False);
if (XPending(display)) {
XNextEvent(display, event);
return True;
}
timeout.tv_sec = miliseconds / 1000;
timeout.tv_usec = (miliseconds % 1000) * 1000;
FD_ZERO(&rset);
FD_SET(ConnectionNumber(display), &rset);
if (select(ConnectionNumber(display)+1, &rset, NULL, NULL, &timeout) > 0) {
XNextEvent(display, event);
if (event->type == ClientMessage) {
if (event->xclient.data.l[0] == delete_win) {
XDestroyWindow(display, event->xclient.window);
XCloseDisplay(display);
exit(0);
}
}
event->xbutton.x -= offset_w;
event->xbutton.y -= offset_h;
return True;
}
return False;
}
static long
get_closest_color_pixel(unsigned long red, unsigned long green, unsigned long blue)
{
XColor *all_colors;
XColor closest_color;
int closest_index = -1;
unsigned long min_diff = 0xffffffff;
unsigned long diff;
unsigned long diff_r = 0, diff_g = 0, diff_b = 0;
int ncells = DisplayCells(display, DefaultScreen(display));
int i;
if ((all_colors = malloc(ncells * sizeof(XColor))) == NULL) {
perror("malloc");
return(1);
}
/* get all colors from default colormap */
for (i = 0; i < ncells; i++) {
all_colors[i].pixel = i;
}
XQueryColors( display , DefaultColormap(display, DefaultScreen(display)),
all_colors, ncells) ;
/* find the closest color */
for (i = 0; i < ncells; i++) {
diff_r = (red - all_colors[i].red) >> 8 ;
diff_g = (green - all_colors[i].green) >> 8 ;
diff_r = (blue - all_colors[i].blue) >> 8 ;
diff = diff_r * diff_r + diff_g * diff_g + diff_b * diff_b ;
if ( diff < min_diff) /* closest ? */
{
min_diff = diff ;
closest_index = i ;
}
}
if (closest_index == -1) { /* unable to find closest color */
fprintf(stderr, "can't allocate color #%lu/%lu/%lu, Using black\n",
red, green, blue);
free(all_colors);
return BlackPixel(display, DefaultScreen(display));
}
closest_color.red = all_colors[closest_index].red;
closest_color.green = all_colors[closest_index].green;
closest_color.blue = all_colors[closest_index].blue;
closest_color.flags = DoRed | DoGreen | DoBlue;
free(all_colors);
if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
&closest_color)) {
return BlackPixel(display, DefaultScreen(display));
}
return closest_color.pixel;
}
unsigned long
dockapp_getcolor_pixel(char *color_name)
{
Visual *visual = DefaultVisual( display , DefaultScreen(display)) ;
XColor screen_color;
XColor exact_color;
if (!XAllocNamedColor(display,
DefaultColormap(display, DefaultScreen(display)),
color_name, &screen_color, &exact_color)) {
if (visual->class == PseudoColor || visual->class == GrayScale) {
return get_closest_color_pixel(screen_color.red,
screen_color.green,
screen_color.blue);
} else {
fprintf(stderr, "can't allocate color %s. Using black\n",
color_name);
return BlackPixel(display, DefaultScreen(display));
}
}
return exact_color.pixel;
}
unsigned long
dockapp_blendedcolor(char *color_name, int r, int g, int b, float fac)
{
Visual *visual = DefaultVisual( display , DefaultScreen(display)) ;
XColor color;
if ((r < -255 || r > 255)||(g < -255 || g > 255)||(b < -255 || b > 255)){
fprintf(stderr, "r:%d,g:%d,b:%d (r,g,b must be 0 to 255)", r, g, b);
exit(1);
}
r *= 255;
g *= 255;
b *= 255;
if (!XParseColor(display, DefaultColormap(display, DefaultScreen(display)),
color_name, &color))
fprintf(stderr, "can't parse color %s\n", color_name), exit(1);
/* red */
if (color.red + r > 0xffff) {
color.red = 0xffff;
} else if (color.red + r < 0) {
color.red = 0;
} else {
color.red = (unsigned short)(fac * color.red + r);
}
/* green */
if (color.green + g > 0xffff) {
color.green = 0xffff;
} else if (color.green + g < 0) {
color.green = 0;
} else {
color.green = (unsigned short)(fac * color.green + g);
}
/* blue */
if (color.blue + b > 0xffff) {
color.blue = 0xffff;
} else if (color.blue + b < 0) {
color.blue = 0;
} else {
color.blue = (unsigned short)(fac * color.blue + b);
}
if (visual->class == PseudoColor || visual->class == GrayScale) {
return get_closest_color_pixel(color.red, color.green, color.blue);
}
if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
&color)) {
return BlackPixel(display, DefaultScreen(display));
}
return color.pixel;
}