109 lines
2.9 KiB
C
109 lines
2.9 KiB
C
/* sxiv: window.c
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* Copyright (c) 2011 Bert Muennich <muennich at informatik.hu-berlin.de>
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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 of the License, or
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* (at your option) 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; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <X11/Xutil.h>
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#include "sxiv.h"
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#include "window.h"
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void win_open(win_t *win) {
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win_env_t *e;
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XClassHint *classhint;
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XColor bgcol;
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XSetWindowAttributes attr;
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unsigned long mask;
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if (!win)
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return;
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e = &win->env;
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if (!(e->dpy = XOpenDisplay(NULL)))
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FATAL("could not open display");
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e->scr = DefaultScreen(e->dpy);
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e->scrw = DisplayWidth(e->dpy, e->scr);
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e->scrh = DisplayHeight(e->dpy, e->scr);
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e->vis = DefaultVisual(e->dpy, e->scr);
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e->cmap = DefaultColormap(e->dpy, e->scr);
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e->depth = DefaultDepth(e->dpy, e->scr);
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if (!XAllocNamedColor(e->dpy, DefaultColormap(e->dpy, e->scr), BG_COLOR,
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&bgcol, &bgcol))
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FATAL("could not allocate color: %s", BG_COLOR);
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if (win->w > e->scrw)
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win->w = e->scrw;
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if (win->h > e->scrh)
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win->h = e->scrh;
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win->x = (e->scrw - win->w) / 2;
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win->y = (e->scrh - win->h) / 2;
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attr.backing_store = NotUseful;
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attr.background_pixel = bgcol.pixel;
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attr.save_under = False;
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mask = CWBackingStore | CWBackPixel | CWSaveUnder;
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win->xwin = XCreateWindow(e->dpy, RootWindow(e->dpy, e->scr),
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win->x, win->y, win->w, win->h, 0,
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e->depth, InputOutput, e->vis, mask, &attr);
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if (win->xwin == None)
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FATAL("could not create window");
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XSelectInput(e->dpy, win->xwin,
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StructureNotifyMask | ExposureMask | KeyPressMask);
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if ((classhint = XAllocClassHint())) {
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classhint->res_name = "sxvi";
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classhint->res_class = "sxvi";
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XSetClassHint(e->dpy, win->xwin, classhint);
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XFree(classhint);
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}
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XMapWindow(e->dpy, win->xwin);
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XFlush(e->dpy);
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}
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void win_close(win_t *win) {
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if (!win)
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return;
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XDestroyWindow(win->env.dpy, win->xwin);
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XCloseDisplay(win->env.dpy);
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}
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int win_configure(win_t *win, XConfigureEvent *cev) {
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int changed;
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if (!win)
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return 0;
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changed = win->x != cev->x || win->y != cev->y ||
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win->w != cev->width || win->h != cev->height;
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win->x = cev->x;
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win->y = cev->y;
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win->w = cev->width;
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win->h = cev->height;
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win->bw = cev->border_width;
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return changed;
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}
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