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added (yet unused) functions gimp_selection_data_[get|set]_pixbuf(). 

2004-07-01  Sven Neumann  <sven@gimp.org>

	* app/widgets/gimpselectiondata.[ch]: added (yet unused) functions
	gimp_selection_data_[get|set]_pixbuf().
This commit is contained in:
Sven Neumann 2004-07-01 15:46:25 +00:00 committed by Sven Neumann
parent 6679dc7183
commit 931110de27
3 changed files with 72 additions and 0 deletions
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5
ChangeLog
View File

@ -1,3 +1,8 @@
2004-07-01 Sven Neumann <sven@gimp.org>
* app/widgets/gimpselectiondata.[ch]: added (yet unused) functions
gimp_selection_data_[get|set]_pixbuf().
2004-07-01 Michael Natterer <mitch@gimp.org>
* app/widgets/gimpfgbgarea.[ch]: implement GtkWidget::drag_motion()

59
app/widgets/gimpselectiondata.c
View File

@ -408,6 +408,65 @@ gimp_selection_data_get_stream (GtkSelectionData *selection,
return (const guchar *) selection->data;
}
void
gimp_selection_data_set_pixbuf (GtkSelectionData *selection,
GdkAtom atom,
GdkPixbuf *pixbuf)
{
gchar *buffer;
gsize buffer_size;
GError *error = NULL;
g_return_if_fail (selection != NULL);
g_return_if_fail (atom != GDK_NONE);
g_return_if_fail (GDK_IS_PIXBUF (pixbuf));
if (gdk_pixbuf_save_to_buffer (pixbuf, &buffer, &buffer_size, "png", &error))
{
gtk_selection_data_set (selection, atom,
8, (guchar *) buffer, buffer_size);
g_free (buffer);
}
else
{
g_warning ("%s: %s", G_STRFUNC, error->message);
g_error_free (error);
}
}
GdkPixbuf *
gimp_selection_data_get_pixbuf (GtkSelectionData *selection)
{
GdkPixbufLoader *loader;
GdkPixbuf *pixbuf = NULL;
GError *error = NULL;
g_return_val_if_fail (selection != NULL, NULL);
if ((selection->format != 8) || (selection->length < 1))
{
g_warning ("Received invalid image data!");
return NULL;
}
loader = gdk_pixbuf_loader_new ();
if (gdk_pixbuf_loader_write (loader,
selection->data, selection->length, &error))
{
pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
}
else
{
g_warning ("%s: %s", G_STRFUNC, error->message);
g_error_free (error);
}
g_object_unref (loader);
return pixbuf;
}
void
gimp_selection_data_set_image (GtkSelectionData *selection,
GdkAtom atom,

8
app/widgets/gimpselectiondata.h
View File

@ -47,6 +47,14 @@ const guchar * gimp_selection_data_get_stream (GtkSelectionData *selection,
gsize *stream_length);
/* pixbuf */
void gimp_selection_data_set_pixbuf (GtkSelectionData *selection,
GdkAtom atom,
GdkPixbuf *pixbuf);
GdkPixbuf * gimp_selection_data_get_pixbuf (GtkSelectionData *selection);
/* image */
void gimp_selection_data_set_image (GtkSelectionData *selection,