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gnome_support.c
资源名称：vlc-0.8.1.tar.gz　[点击查看]
上传用户：riyaled888
上传日期：2009-03-27
资源大小：7338k
文件大小：4k
源码类别：

多媒体

开发平台：

MultiPlatform

gnome_support.c：源码内容
  1. /*
  2.  * DO NOT EDIT THIS FILE - it is generated by Glade.
  3.  */
  5. #ifdef HAVE_CONFIG_H
  6. #  include <config.h>
  7. #endif
  9. #include <sys/types.h>
  10. #include <sys/stat.h>
  11. #include <unistd.h>
  12. #include <string.h>
  14. #include <gnome.h>
  16. #include "gnome_support.h"
  18. /* This is an internally used function to create pixmaps. */
  19. static GtkWidget* create_dummy_pixmap  (GtkWidget       *widget,
  20.                                         gboolean         gnome_pixmap);
  22. GtkWidget*
  23. lookup_widget                          (GtkWidget       *widget,
  24.                                         const gchar     *widget_name)
  25. {
  26.   GtkWidget *parent, *found_widget;
  28.   for (;;)
  29.     {
  30.       if (GTK_IS_MENU (widget))
  31.         parent = gtk_menu_get_attach_widget (GTK_MENU (widget));
  32.       else
  33.         parent = widget->parent;
  34.       if (parent == NULL)
  35.         break;
  36.       widget = parent;
  37.     }
  39.   found_widget = (GtkWidget*) gtk_object_get_data (GTK_OBJECT (widget),
  40.                                                    widget_name);
  41.   if (!found_widget)
  42.     g_warning ("Widget not found: %s", widget_name);
  43.   return found_widget;
  44. }
  46. /* This is a dummy pixmap we use when a pixmap can't be found. */
  47. static char *dummy_pixmap_xpm[] = {
  48. /* columns rows colors chars-per-pixel */
  49. "1 1 1 1",
  50. "  c None",
  51. /* pixels */
  52. " ",
  53. " "
  54. };
  56. /* This is an internally used function to create pixmaps. */
  57. static GtkWidget*
  58. create_dummy_pixmap                    (GtkWidget       *widget,
  59.                                         gboolean         gnome_pixmap)
  60. {
  61.   GdkColormap *colormap;
  62.   GdkPixmap *gdkpixmap;
  63.   GdkBitmap *mask;
  64.   GtkWidget *pixmap;
  66.   if (gnome_pixmap)
  67.     {
  68.       return gnome_pixmap_new_from_xpm_d (dummy_pixmap_xpm);
  69.     }
  71.   colormap = gtk_widget_get_colormap (widget);
  72.   gdkpixmap = gdk_pixmap_colormap_create_from_xpm_d (NULL, colormap, &mask,
  73.                                                      NULL, dummy_pixmap_xpm);
  74.   if (gdkpixmap == NULL)
  75.     g_error ("Couldn't create replacement pixmap.");
  76.   pixmap = gtk_pixmap_new (gdkpixmap, mask);
  77.   gdk_pixmap_unref (gdkpixmap);
  78.   gdk_bitmap_unref (mask);
  79.   return pixmap;
  80. }
  82. /* This is an internally used function to create pixmaps. */
  83. GtkWidget*
  84. create_pixmap                          (GtkWidget       *widget,
  85.                                         const gchar     *filename,
  86.                                         gboolean         gnome_pixmap)
  87. {
  88.   GtkWidget *pixmap;
  89.   GdkColormap *colormap;
  90.   GdkPixmap *gdkpixmap;
  91.   GdkBitmap *mask;
  92.   gchar *pathname;
  94.   if (!filename || !filename[0])
  95.       return create_dummy_pixmap (widget, gnome_pixmap);
  97.   pathname = gnome_pixmap_file (filename);
  98.   if (!pathname)
  99.     {
  100.       g_warning (_("Couldn't find pixmap file: %s"), filename);
  101.       return create_dummy_pixmap (widget, gnome_pixmap);
  102.     }
  104.   if (gnome_pixmap)
  105.     {
  106.       pixmap = gnome_pixmap_new_from_file (pathname);
  107.       g_free (pathname);
  108.       return pixmap;
  109.     }
  111.   colormap = gtk_widget_get_colormap (widget);
  112.   gdkpixmap = gdk_pixmap_colormap_create_from_xpm (NULL, colormap, &mask,
  113.                                                    NULL, pathname);
  114.   if (gdkpixmap == NULL)
  115.     {
  116.       g_warning (_("Couldn't create pixmap from file: %s"), pathname);
  117.       g_free (pathname);
  118.       return create_dummy_pixmap (widget, gnome_pixmap);
  119.     }
  120.   g_free (pathname);
  122.   pixmap = gtk_pixmap_new (gdkpixmap, mask);
  123.   gdk_pixmap_unref (gdkpixmap);
  124.   gdk_bitmap_unref (mask);
  125.   return pixmap;
  126. }
  128. /* This is an internally used function to create imlib images. */
  129. GdkImlibImage*
  130. create_image                           (const gchar     *filename)
  131. {
  132.   GdkImlibImage *image;
  133.   gchar *pathname;
  135.   pathname = gnome_pixmap_file (filename);
  136.   if (!pathname)
  137.     {
  138.       g_warning (_("Couldn't find pixmap file: %s"), filename);
  139.       return NULL;
  140.     }
  142.   image = gdk_imlib_load_image (pathname);
  143.   g_free (pathname);
  144.   return image;
  145. }