321 lines
8.1 KiB
C
321 lines
8.1 KiB
C
/*
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* xutils.c - A collection of X-windows utilties for creating WindowMAker
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* DockApps.
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*
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* This file contains alot of the lower-level X windows routines. Origins with wmppp
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* (by Martijn Pieterse (pieterse@xs4all.nl)), but its been hacked up quite a bit
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* and passed on from one new DockApp to the next.
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*
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*
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program (see the file COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*
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*
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* $Id: xutils.c,v 1.2 2002/09/15 14:31:41 ico Exp $
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*
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*
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <ctype.h>
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#include <stdarg.h>
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#include <X11/Xlib.h>
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#include <X11/xpm.h>
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#include <X11/extensions/shape.h>
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#include "xutils.h"
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Display *display;
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Window Root;
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Window iconwin, win;
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int screen;
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int DisplayDepth;
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/*
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* X11 Variables
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*/
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int x_fd;
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XSizeHints mysizehints;
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XWMHints mywmhints;
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Pixel back_pix, fore_pix;
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char *Geometry = "";
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GC NormalGC;
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XpmIcon wmgen;
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Pixmap pixmask;
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/*
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* flush_expose
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*/
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static int flush_expose(Window w) {
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XEvent dummy;
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int i=0;
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while (XCheckTypedWindowEvent(display, w, Expose, &dummy))
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i++;
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return i;
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}
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/*
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* RedrawWindow
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* RedrawWindowXY
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*/
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void RedrawWindow(void) {
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flush_expose(iconwin);
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XCopyArea(display, wmgen.pixmap, iconwin, NormalGC, 0,0, wmgen.attributes.width, wmgen.attributes.height, 0, 0);
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flush_expose(win);
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XCopyArea(display, wmgen.pixmap, win, NormalGC, 0,0, wmgen.attributes.width, wmgen.attributes.height, 0, 0);
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}
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void RedrawWindowXY(int x, int y) {
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flush_expose(iconwin);
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XCopyArea(display, wmgen.pixmap, iconwin, NormalGC, x,y, wmgen.attributes.width, wmgen.attributes.height, 0, 0);
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flush_expose(win);
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XCopyArea(display, wmgen.pixmap, win, NormalGC, x,y, wmgen.attributes.width, wmgen.attributes.height, 0, 0);
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}
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/*
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* copyXPMArea
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* copyXBMArea
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*/
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void copyXPMArea(int x, int y, int sx, int sy, int dx, int dy) {
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XCopyArea(display, wmgen.pixmap, wmgen.pixmap, NormalGC, x, y, sx, sy, dx, dy);
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}
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void copyXBMArea(int x, int y, int sx, int sy, int dx, int dy) {
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XCopyArea(display, wmgen.mask, wmgen.pixmap, NormalGC, x, y, sx, sy, dx, dy);
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}
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/*
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* initXwindow
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*/
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void initXwindow(int argc, char *argv[]){
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int i;
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char *display_name = NULL;
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for (i=1; argv[i]; ++i) {
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if (!strcmp(argv[i], "-display")) display_name = argv[i+1];
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}
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if (!(display = XOpenDisplay(display_name))) {
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fprintf(stderr, "%s: can't open display %s\n",
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argv[0], XDisplayName(display_name));
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exit(1);
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}
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screen = DefaultScreen(display);
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Root = RootWindow(display, screen);
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DisplayDepth = DefaultDepth(display, screen);
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x_fd = XConnectionNumber(display);
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}
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/*
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* openXwindow
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*/
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void openXwindow(int argc, char *argv[], char *pixmap_bytes[], char *pixmask_bits,
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int pixmask_width, int pixmask_height, char *BackColor, char *LabelColor,
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char *WindGustColor, char *DataColor, char *StationTimeColor) {
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unsigned int borderwidth = 1;
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XClassHint classHint;
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char *wname = argv[0];
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XTextProperty name;
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XGCValues gcv;
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unsigned long gcm;
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int dummy=0;
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XpmColorSymbol cols[5]={ {"BackColor", NULL, 0},
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{"LabelColor", NULL, 0},
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{"DataColor", NULL, 0},
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{"WindGustColor", NULL, 0},
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{"StationTimeColor", NULL, 0} };
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/*
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* Create Pixmap
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*/
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cols[0].pixel = getColor(BackColor, 1.0);
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cols[1].pixel = getColor(LabelColor, 1.0);
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cols[2].pixel = getColor(DataColor, 1.0);
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cols[3].pixel = getColor(WindGustColor, 1.0);
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cols[4].pixel = getColor(StationTimeColor, 1.0);
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wmgen.attributes.numsymbols = 5;
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wmgen.attributes.colorsymbols = cols;
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wmgen.attributes.exactColors = False;
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wmgen.attributes.closeness = 40000;
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wmgen.attributes.valuemask = XpmReturnPixels | XpmReturnExtensions | XpmColorSymbols
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| XpmExactColors | XpmCloseness | XpmSize;
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if (XpmCreatePixmapFromData(display, Root, pixmap_bytes,
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&(wmgen.pixmap), &(wmgen.mask), &(wmgen.attributes)) != XpmSuccess){
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fprintf(stderr, "Not enough free colorcells.\n");
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exit(1);
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}
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/*
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* Create a window
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*/
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mysizehints.flags = USSize | USPosition;
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mysizehints.x = 0;
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mysizehints.y = 0;
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back_pix = getColor("white", 1.0);
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fore_pix = getColor("black", 1.0);
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XWMGeometry(display, screen, Geometry, NULL, borderwidth, &mysizehints,
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&mysizehints.x, &mysizehints.y,&mysizehints.width,&mysizehints.height, &dummy);
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mysizehints.width = 64;
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mysizehints.height = 64;
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win = XCreateSimpleWindow(display, Root, mysizehints.x, mysizehints.y,
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mysizehints.width, mysizehints.height, borderwidth, fore_pix, back_pix);
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iconwin = XCreateSimpleWindow(display, win, mysizehints.x, mysizehints.y,
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mysizehints.width, mysizehints.height, borderwidth, fore_pix, back_pix);
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/*
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* Activate hints
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*/
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XSetWMNormalHints(display, win, &mysizehints);
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classHint.res_name = wname;
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classHint.res_class = wname;
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XSetClassHint(display, win, &classHint);
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/*
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* Set up the xevents that you want the relevent windows to inherit
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* Currently, its seems that setting KeyPress events here has no
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* effect. I.e. for some you will need to Grab the focus and then return
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* it after you are done...
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*/
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XSelectInput(display, win, ButtonPressMask | ExposureMask | ButtonReleaseMask
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| PointerMotionMask | StructureNotifyMask | EnterWindowMask | LeaveWindowMask
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| KeyPressMask | KeyReleaseMask);
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XSelectInput(display, iconwin, ButtonPressMask | ExposureMask | ButtonReleaseMask
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| PointerMotionMask | StructureNotifyMask | EnterWindowMask | LeaveWindowMask
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| KeyPressMask | KeyReleaseMask);
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if (XStringListToTextProperty(&wname, 1, &name) == 0) {
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fprintf(stderr, "%s: can't allocate window name\n", wname);
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exit(1);
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}
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XSetWMName(display, win, &name);
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/*
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* Create Graphics Context (GC) for drawing
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*/
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gcm = GCForeground | GCBackground | GCGraphicsExposures;
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gcv.foreground = fore_pix;
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gcv.background = back_pix;
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gcv.graphics_exposures = 0;
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NormalGC = XCreateGC(display, Root, gcm, &gcv);
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pixmask = XCreateBitmapFromData(display, win, pixmask_bits, pixmask_width, pixmask_height);
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XShapeCombineMask(display, win, ShapeBounding, 0, 0, pixmask, ShapeSet);
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XShapeCombineMask(display, iconwin, ShapeBounding, 0, 0, pixmask, ShapeSet);
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mywmhints.initial_state = WithdrawnState;
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mywmhints.icon_window = iconwin;
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mywmhints.icon_x = mysizehints.x;
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mywmhints.icon_y = mysizehints.y;
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mywmhints.window_group = win;
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mywmhints.flags = StateHint | IconWindowHint | IconPositionHint | WindowGroupHint;
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XSetWMHints(display, win, &mywmhints);
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XSetCommand(display, win, argv, argc);
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XMapWindow(display, win);
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}
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unsigned long getColor(char *ColorName, float fac) {
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XColor Color;
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XWindowAttributes Attributes;
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XGetWindowAttributes(display, Root, &Attributes);
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Color.pixel = 0;
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XParseColor(display, Attributes.colormap, ColorName, &Color);
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Color.red = (unsigned short)(Color.red/fac);
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Color.blue = (unsigned short)(Color.blue/fac);
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Color.green = (unsigned short)(Color.green/fac);
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Color.flags = DoRed | DoGreen | DoBlue;
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XAllocColor(display, Attributes.colormap, &Color);
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return Color.pixel;
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}
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