233 lines
6.0 KiB
C
233 lines
6.0 KiB
C
/*
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* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
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*/
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#include "e_alert.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <string.h>
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#include <unistd.h>
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#include <signal.h>
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#include <X11/Xlib.h>
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#include <X11/X.h>
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#include <Ecore.h>
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/* local subsystem functions */
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/* local subsystem globals */
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static Display *dd = NULL;
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static char *title = NULL, *str1 = NULL, *str2 = NULL, *str3 = NULL;
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static Font font = 0;
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static XFontStruct *fs = NULL;
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static GC gc = 0;
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static Window win = 0, b1 = 0, b2 = 0, b3 = 0;
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static int ww = 600, hh = 440;
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/* externally accessible functions */
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EAPI int
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e_alert_init(const char *disp)
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{
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XGCValues gcv;
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int wid, hih, mask;
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XSetWindowAttributes att;
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dd = XOpenDisplay(disp);
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if (!dd) return 0;
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font = XLoadFont(dd, "fixed");
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fs = XQueryFont(dd, font);
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/* dont i18n this - i dont want gettext doing anything as this is called
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from a segv */
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title = "Enlightenment Error";
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str1 = "(F1) Ignore";
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str2 = "(F2) Restart";
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str3 = "(F3) Exit";
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wid = DisplayWidth(dd, DefaultScreen(dd));
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hih = DisplayHeight(dd, DefaultScreen(dd));
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att.background_pixel = WhitePixel(dd, DefaultScreen(dd));
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att.border_pixel = BlackPixel(dd, DefaultScreen(dd));
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att.override_redirect = True;
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mask = CWBackPixel | CWBorderPixel | CWOverrideRedirect;
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win = XCreateWindow(dd, DefaultRootWindow(dd),
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(wid - ww) / 2, (hih - hh) / 2, ww, hh, 0,
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CopyFromParent, InputOutput,
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CopyFromParent, mask, &att);
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b1 = XCreateWindow(dd, win, -100, -100, 1, 1, 0, CopyFromParent,
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InputOutput, CopyFromParent, mask, &att);
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b2 = XCreateWindow(dd, win, -100, -100, 1, 1, 0, CopyFromParent,
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InputOutput, CopyFromParent, mask, &att);
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b3 = XCreateWindow(dd, win, -100, -100, 1, 1, 0, CopyFromParent,
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InputOutput, CopyFromParent, mask, &att);
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XMapWindow(dd, b1);
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XMapWindow(dd, b2);
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XMapWindow(dd, b3);
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gc = XCreateGC(dd, win, 0, &gcv);
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XSetForeground(dd, gc, att.border_pixel);
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XSelectInput(dd, win, KeyPressMask | KeyReleaseMask | ExposureMask);
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return 1;
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}
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EAPI int
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e_alert_shutdown(void)
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{
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XDestroyWindow(dd, win);
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XFreeGC(dd, gc);
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XFreeFont(dd, fs);
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XCloseDisplay(dd);
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title = NULL;
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str1 = NULL;
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str2 = NULL;
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str3 = NULL;
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dd = NULL;
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font = 0;
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fs = NULL;
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gc = 0;
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return 1;
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}
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EAPI void
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e_alert_show(const char *text)
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{
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int w, i, j, k;
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char line[1024];
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XEvent ev;
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int fw, fh, mh;
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KeyCode key;
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int button;
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if (!text) return;
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if ((!dd) || (!fs))
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{
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fprintf(stderr, text);
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fflush(stderr);
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exit(-1);
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}
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fh = fs->ascent + fs->descent;
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mh = ((ww - 20) / 3) - 20;
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/* fixed size... */
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w = 5 + (((ww - 20 - mh) * 0) / 4);
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XMoveResizeWindow(dd, b1, w, hh - 15 - fh, mh + 10, fh + 10);
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XSelectInput(dd, b1, ButtonPressMask | ButtonReleaseMask | ExposureMask);
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w = 5 + (((ww - 20 - mh) * 1) / 2);
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XMoveResizeWindow(dd, b2, w, hh - 15 - fh, mh + 10, fh + 10);
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XSelectInput(dd, b2, ButtonPressMask | ButtonReleaseMask | ExposureMask);
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w = 5 + (((ww - 20 - mh) * 2) / 2);
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XMoveResizeWindow(dd, b3, w, hh - 15 - fh, mh + 10, fh + 10);
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XSelectInput(dd, b3, ButtonPressMask | ButtonReleaseMask | ExposureMask);
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XMapWindow(dd, win);
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XGrabPointer(dd, win, True, ButtonPressMask | ButtonReleaseMask,
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GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
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XGrabKeyboard(dd, win, False, GrabModeAsync, GrabModeAsync, CurrentTime);
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XSetInputFocus(dd, win, RevertToPointerRoot, CurrentTime);
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XSync(dd, False);
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button = 0;
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for (; button == 0;)
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{
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XNextEvent(dd, &ev);
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switch (ev.type)
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{
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case KeyPress:
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key = XKeysymToKeycode(dd, XStringToKeysym("F1"));
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if (key == ev.xkey.keycode)
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{
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button = 1;
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break;
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}
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key = XKeysymToKeycode(dd, XStringToKeysym("F2"));
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if (key == ev.xkey.keycode)
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{
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button = 2;
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break;
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}
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key = XKeysymToKeycode(dd, XStringToKeysym("F3"));
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if (key == ev.xkey.keycode)
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{
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button = 3;
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break;
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}
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break;
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case ButtonPress:
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if (ev.xbutton.window == b1)
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button = 1;
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else if (ev.xbutton.window == b2)
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button = 2;
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else if (ev.xbutton.window == b3)
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button = 3;
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break;
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case Expose:
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while (XCheckTypedWindowEvent(dd, ev.xexpose.window, Expose, &ev));
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/* outline */
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XDrawRectangle(dd, win, gc, 0, 0, ww - 1, hh - 1);
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XDrawRectangle(dd, win, gc, 2, 2, ww - 4 - 1, fh + 4 - 1);
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fw = XTextWidth(fs, title, strlen(title));
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XDrawString(dd, win, gc, 2 + 2 + ((ww - 4 - 4 - fw) / 2) , 2 + 2 + fs->ascent, title, strlen(title));
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i = 0;
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j = 0;
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k = 2 + fh + 4 + 2;
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while (text[i])
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{
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line[j++] = text[i++];
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if (line[j - 1] == '\n')
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{
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line[j - 1] = 0;
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j = 0;
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XDrawString(dd, win, gc, 4, k + fs->ascent, line, strlen(line));
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k += fh + 2;
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}
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}
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fw = XTextWidth(fs, str1, strlen(str1));
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XDrawRectangle(dd, b1, gc, 0, 0, mh - 1, fh + 10 - 1);
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XDrawString(dd, b1, gc, 5 + ((mh - fw) / 2), 5 + fs->ascent, str1, strlen(str1));
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fw = XTextWidth(fs, str2, strlen(str2));
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XDrawRectangle(dd, b2, gc, 0, 0, mh - 1, fh + 10 - 1);
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XDrawString(dd, b2, gc, 5 + ((mh - fw) / 2), 5 + fs->ascent, str2, strlen(str2));
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fw = XTextWidth(fs, str3, strlen(str3));
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XDrawRectangle(dd, b3, gc, 0, 0, mh - 1, fh + 10 - 1);
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XDrawString(dd, b3, gc, 5 + ((mh - fw) / 2), 5 + fs->ascent, str3, strlen(str3));
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XSync(dd, False);
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break;
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default:
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break;
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}
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}
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XDestroyWindow(dd, win);
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XSync(dd, False);
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switch (button)
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{
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case 1:
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break;
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case 2:
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ecore_app_restart();
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break;
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case 3:
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exit(-11);
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break;
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default:
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break;
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}
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}
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/* local subsystem functions */
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