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