diff options
Diffstat (limited to 'gtk/gtkpreview.c')
| -rw-r--r-- | gtk/gtkpreview.c | 69 |
1 files changed, 64 insertions, 5 deletions
diff --git a/gtk/gtkpreview.c b/gtk/gtkpreview.c index ebe90a339a..39d2618a0f 100644 --- a/gtk/gtkpreview.c +++ b/gtk/gtkpreview.c @@ -39,9 +39,20 @@ #define PREVIEW_CLASS(w) GTK_PREVIEW_CLASS (GTK_OBJECT (w)->klass) +enum { + ARG_0, + ARG_EXPAND +}; + static void gtk_preview_class_init (GtkPreviewClass *klass); static void gtk_preview_init (GtkPreview *preview); +static void gtk_preview_set_arg (GtkObject *object, + GtkArg *arg, + guint arg_id); +static void gtk_preview_get_arg (GtkObject *object, + GtkArg *arg, + guint arg_id); static void gtk_preview_finalize (GtkObject *object); static void gtk_preview_realize (GtkWidget *widget); static void gtk_preview_size_allocate (GtkWidget *widget, @@ -75,7 +86,7 @@ gtk_preview_get_type (void) (GtkClassInitFunc) NULL, }; - preview_type = gtk_type_unique (gtk_widget_get_type (), &preview_info); + preview_type = gtk_type_unique (GTK_TYPE_WIDGET, &preview_info); } return preview_type; @@ -90,9 +101,11 @@ gtk_preview_class_init (GtkPreviewClass *klass) object_class = (GtkObjectClass*) klass; widget_class = (GtkWidgetClass*) klass; - parent_class = gtk_type_class (gtk_widget_get_type ()); + parent_class = gtk_type_class (GTK_TYPE_WIDGET); preview_class = klass; + object_class->set_arg = gtk_preview_set_arg; + object_class->get_arg = gtk_preview_get_arg; object_class->finalize = gtk_preview_finalize; widget_class->realize = gtk_preview_realize; @@ -109,6 +122,46 @@ gtk_preview_class_init (GtkPreviewClass *klass) gdk_rgb_init (); klass->info.cmap = gdk_rgb_get_cmap (); klass->info.visual = gdk_rgb_get_visual (); + + gtk_object_add_arg_type ("GtkPreview::expand", + GTK_TYPE_BOOL, + GTK_ARG_READWRITE, + ARG_EXPAND); +} + +static void +gtk_preview_set_arg (GtkObject *object, + GtkArg *arg, + guint arg_id) +{ + GtkPreview *preview = GTK_PREVIEW (object); + + switch (arg_id) + { + case ARG_EXPAND: + gtk_preview_set_expand (preview, GTK_VALUE_BOOL (*arg)); + break; + } +} + +static void +gtk_preview_get_arg (GtkObject *object, + GtkArg *arg, + guint arg_id) +{ + GtkPreview *preview; + + preview = GTK_PREVIEW (object); + + switch (arg_id) + { + case ARG_EXPAND: + GTK_VALUE_BOOL (*arg) = preview->expand; + break; + default: + arg->type = GTK_TYPE_INVALID; + break; + } } void @@ -295,12 +348,18 @@ gtk_preview_draw_row (GtkPreview *preview, void gtk_preview_set_expand (GtkPreview *preview, - gint expand) + gboolean expand) { g_return_if_fail (preview != NULL); g_return_if_fail (GTK_IS_PREVIEW (preview)); - preview->expand = (expand != FALSE); + expand = expand != FALSE; + + if (preview->expand != expand) + { + preview->expand = expand; + gtk_widget_queue_resize (GTK_WIDGET (preview)); + } } void @@ -539,7 +598,7 @@ gtk_preview_make_buffer (GtkPreview *preview) } } -/* This will be useful for implementing gamma. */ +/* This is used for implementing gamma. */ static void gtk_fill_lookup_array (guchar *array) { |