app/splash.c

   1 #include <config.h>
   2
   3 #include <gtk/gtk.h>
   4 #include <gdk-pixbuf/gdk-pixbuf.h>
   5
   6 #include "intl.h"
   7 #include "dia_dirs.h"
   8 #include "app_procs.h"
   9
  10 extern GdkPixbuf *logo;
  11
  12 static GtkWidget*
  13 get_logo_pixmap (void)
  14 {
  15   GtkWidget* gpixmap = NULL;
  16   gchar str[512];
  17
  18   if (!logo) {
  19     gchar* datadir = dia_get_data_directory("");
  20     g_snprintf(str, sizeof(str), "%s/dia_logo.png", datadir);
  21     logo = gdk_pixbuf_new_from_file(str, NULL);
  22     g_free(datadir);
  23   }
  24
  25   if (logo) {
  26     GdkPixmap *pixmap;
  27     GdkBitmap *bitmap;
  28
  29     gdk_pixbuf_render_pixmap_and_mask(logo, &pixmap, &bitmap, 128);
  30     gpixmap = gtk_pixmap_new(pixmap, bitmap);
  31     gdk_pixmap_unref(pixmap);
  32     if (bitmap) gdk_bitmap_unref(bitmap);
  33   }
  34   return gpixmap;
  35 }
  36
  37 static GtkWidget* splash = NULL;
  38
  39 static void
  40 splash_expose (GtkWidget *widget, GdkEventExpose *event)
  41 {
  42   /* this gets called after the splash screen gets exposed ... */
  43   gtk_main_quit();
  44 }
  45
  46 void
  47 app_splash_init (const gchar* fname)
  48 {
  49   GtkWidget *vbox;
  50   GtkWidget* gpixmap;
  51   GtkWidget *label;
  52   GtkWidget *frame;
  53   gchar str[256];
  54   gulong signal_id;
  55
  56   splash = gtk_window_new (GTK_WINDOW_TOPLEVEL);
  57   gtk_window_set_role (GTK_WINDOW (splash), "start_dialog");
  58   gtk_window_set_title (GTK_WINDOW (splash), _("Loading ..."));
  59   gtk_window_set_resizable (GTK_WINDOW (splash), FALSE);
  60   gtk_window_set_position (GTK_WINDOW (splash), GTK_WIN_POS_CENTER);
  61
  62   vbox = gtk_vbox_new (FALSE, 2);
  63   gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);
  64   gtk_container_add (GTK_CONTAINER(splash), vbox);
  65
  66   gpixmap = get_logo_pixmap();
  67
  68   frame = gtk_frame_new (NULL);
  69   gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
  70   gtk_container_set_border_width (GTK_CONTAINER (frame), 1);
  71   gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, TRUE, 1);
  72
  73   if (gpixmap)
  74     gtk_container_add (GTK_CONTAINER(frame), gpixmap);
  75
  76   g_snprintf(str, sizeof(str), _("Dia v %s"), VERSION);
  77   label = gtk_label_new (str);
  78   gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, TRUE, 1);
  79
  80   gtk_widget_show_all (splash);
  81
  82   signal_id = g_signal_connect_after(GTK_OBJECT(splash), "expose_event",
  83                                        GTK_SIGNAL_FUNC(splash_expose), NULL);
  84
  85   /* splash_expose gets us out of this */
  86   gtk_main();
  87   g_signal_handler_disconnect(GTK_OBJECT(splash), signal_id);
  88 }
  89
  90 void
  91 app_splash_done (void)
  92 {
  93   if (splash)
  94   {
  95     gtk_widget_destroy (splash);
  96     splash = NULL;
  97   }
  98 }