src/Basewindow.cc

   1 //  Basewindow.cc for bbtools.
   2 //
   3 //  Copyright (c) 1998-1999 by John Kennis, jkennis@chello.nl
   4 //
   5 //  This program is free software; you can redistribute it and/or modify
   6 //  it under the terms of the GNU General Public License as published by
   7 //  the Free Software Foundation; either version 2 of the License, or
   8 //  (at your option) any later version.
   9 //
  10 //  This program is distributed in the hope that it will be useful,
  11 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 //  GNU General Public License for more details.
  14 //
  15 //  You should have received a copy of the GNU General Public License
  16 //  along with this program; if not, write to the Free Software
  17 //  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18 //
  19 // (See the included file COPYING / GPL-2.0)
  20 //
  21 // $Id$
  22
  23 #include "Basewindow.hh"
  24 #include "resource.hh"
  25
  26 #ifdef    HAVE_SIGNAL_H
  27 #  include <signal.h>
  28 #endif // HAVE_SIGNAL_H
  29
  30 #ifdef    HAVE_CONFIG_H
  31 #  include "../config.h"
  32 #endif // HAVE_CONFIG_H
  33
  34 #ifdef    HAVE_SYS_SIGNAL_H
  35 #  include <sys/signal.h>
  36 #endif // HAVE_SYS_SIGNAL_H
  37
  38 #ifndef   SA_NODEFER
  39 #  ifdef   SA_INTERRUPT
  40 #    define SA_NODEFER SA_INTERRUPT
  41 #  else // !SA_INTERRUPT
  42 #    define SA_NODEFER (0)
  43 #  endif // SA_INTERRUPT
  44 #endif // SA_NODEFER
  45
  46
  47 static int handleXErrors(Display *, XErrorEvent *);
  48
  49 Basewindow::Basewindow(int argc,char **argv,struct CMDOPTIONS *options)
  50   : BaseDisplay(argv[0], options->display_name) {
  51   iargc=argc;
  52   iargv=argv;
  53   config_filename=NULL;
  54   position=options->geometry;
  55   withdrawn=options->withdrawn;
  56   iconic=options->iconic;
  57   noQt=options->noQt;
  58   miniMe=options->miniMe;
  59   tinyMe=options->tinyMe;
  60   shape=options->shape;
  61   decorated=options->decorated;
  62   config_file=options->config_file;
  63   nobb_config=options->nobb_config;
  64   current_screen_info = getScreenInfo(DefaultScreen(getXDisplay()));
  65   XSetErrorHandler((XErrorHandler) handleXErrors);
  66
  67   wm_delete_window = XInternAtom (getXDisplay(), "WM_DELETE_WINDOW",False);
  68 }
  69
  70 Basewindow::~Basewindow() {}
  71
  72 void Basewindow::process_event(XEvent *event)
  73 {
  74 }
  75
  76 Bool Basewindow::handleSignal(int sig) {
  77   switch (sig) {
  78     case SIGHUP:
  79      reconfigure();
  80     break;
  81
  82     case SIGSEGV:
  83     case SIGFPE:
  84     case SIGINT:
  85     case SIGTERM:
  86       shutdown();
  87
  88     default:
  89       return False;
  90   }
  91
  92   return True;
  93 }
  94
  95 void Basewindow::setupImageControl() {
  96   image_control = new BImageControl(this,getCurrentScreenInfo(),image_dither,
  97                                     colors_per_channel);
  98   image_control->installRootColormap();
  99 }
 100
 101
 102 // X error handler to handle any and all X errors while blackbox is running
 103 static int handleXErrors(Display *d, XErrorEvent *e) {
 104 #ifdef DEBUG
 105   char errtxt[128];
 106   XGetErrorText(d, e->error_code, errtxt, 128);
 107   fprintf(stderr,
 108           "bbkeys:  [ X Error event received. ]\n"
 109           "  X Error of failed request:  %d %s\n"
 110           "  Major/minor opcode of failed request:  %d / %d\n"
 111           "  Resource id in failed request:  0x%lx\n", e->error_code, errtxt,
 112           e->request_code, e->minor_code, e->resourceid);
 113 #endif
 114   return(False);
 115 }
 116