summaryrefslogtreecommitdiff
path: root/savers/gs-theme-engine.c
diff options
context:
space:
mode:
authorPerberos <[email protected]>2011-11-04 22:16:15 -0300
committerPerberos <[email protected]>2011-11-04 22:16:15 -0300
commitfff4ecc82f2bcfa7427596e7ad9c3769fcab040b (patch)
treeac4f1812a7991609c9c32c776daede2d8492f7b5 /savers/gs-theme-engine.c
downloadmate-screensaver-fff4ecc82f2bcfa7427596e7ad9c3769fcab040b.tar.bz2
mate-screensaver-fff4ecc82f2bcfa7427596e7ad9c3769fcab040b.tar.xz
first commit
Diffstat (limited to 'savers/gs-theme-engine.c')
-rw-r--r--savers/gs-theme-engine.c226
1 files changed, 226 insertions, 0 deletions
diff --git a/savers/gs-theme-engine.c b/savers/gs-theme-engine.c
new file mode 100644
index 0000000..042bc53
--- /dev/null
+++ b/savers/gs-theme-engine.c
@@ -0,0 +1,226 @@
+/* -*- Mode: C; indent-tabs-mode: nil; c-basic-offset: 8; tab-width: 8 -*-
+ *
+ * Copyright (C) 2005 William Jon McCann <[email protected]>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ */
+
+#include "config.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <glib.h>
+#include <gtk/gtk.h>
+
+#include "gs-theme-engine.h"
+#include "gs-theme-engine-marshal.h"
+
+static void gs_theme_engine_class_init (GSThemeEngineClass *klass);
+static void gs_theme_engine_init (GSThemeEngine *engine);
+static void gs_theme_engine_finalize (GObject *object);
+
+struct GSThemeEnginePrivate
+{
+ gpointer reserved;
+};
+
+#define GS_THEME_ENGINE_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GS_TYPE_THEME_ENGINE, GSThemeEnginePrivate))
+
+static GObjectClass *parent_class = NULL;
+
+G_DEFINE_ABSTRACT_TYPE (GSThemeEngine, gs_theme_engine, GTK_TYPE_DRAWING_AREA)
+
+void
+_gs_theme_engine_profile_log (const char *func,
+ const char *note,
+ const char *format,
+ ...)
+{
+ va_list args;
+ char *str;
+ char *formatted;
+
+ va_start (args, format);
+ formatted = g_strdup_vprintf (format, args);
+ va_end (args);
+
+ if (func != NULL)
+ {
+ str = g_strdup_printf ("MARK: %s %s: %s %s", g_get_prgname(), func, note ? note : "", formatted);
+ }
+ else
+ {
+ str = g_strdup_printf ("MARK: %s: %s %s", g_get_prgname(), note ? note : "", formatted);
+ }
+
+ g_free (formatted);
+
+ access (str, F_OK);
+ g_free (str);
+}
+
+static void
+gs_theme_engine_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ GSThemeEngine *self;
+
+ self = GS_THEME_ENGINE (object);
+
+ switch (prop_id)
+ {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gs_theme_engine_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ GSThemeEngine *self;
+
+ self = GS_THEME_ENGINE (object);
+
+ switch (prop_id)
+ {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gs_theme_engine_clear (GtkWidget *widget)
+{
+ GdkColor color = { 0, 0x0000, 0x0000, 0x0000 };
+ GdkColormap *colormap;
+ GtkStateType state;
+
+ g_return_if_fail (GS_IS_THEME_ENGINE (widget));
+
+ if (! GTK_WIDGET_VISIBLE (widget))
+ {
+ return;
+ }
+
+ state = (GtkStateType) 0;
+ while (state < (GtkStateType) G_N_ELEMENTS (widget->style->bg))
+ {
+ gtk_widget_modify_bg (widget, state, &color);
+ state++;
+ }
+
+ colormap = gdk_drawable_get_colormap (widget->window);
+ gdk_colormap_alloc_color (colormap, &color, FALSE, TRUE);
+ gdk_window_set_background (widget->window, &color);
+ gdk_window_clear (widget->window);
+ gdk_flush ();
+}
+
+static gboolean
+gs_theme_engine_real_map_event (GtkWidget *widget,
+ GdkEventAny *event)
+{
+ gboolean handled = FALSE;
+
+ gs_theme_engine_clear (widget);
+
+ return handled;
+}
+
+static void
+gs_theme_engine_class_init (GSThemeEngineClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+
+ parent_class = g_type_class_peek_parent (klass);
+
+ object_class->finalize = gs_theme_engine_finalize;
+ object_class->get_property = gs_theme_engine_get_property;
+ object_class->set_property = gs_theme_engine_set_property;
+
+ widget_class->map_event = gs_theme_engine_real_map_event;
+
+ g_type_class_add_private (klass, sizeof (GSThemeEnginePrivate));
+}
+
+static void
+gs_theme_engine_init (GSThemeEngine *engine)
+{
+ engine->priv = GS_THEME_ENGINE_GET_PRIVATE (engine);
+}
+
+static void
+gs_theme_engine_finalize (GObject *object)
+{
+ GSThemeEngine *engine;
+
+ g_return_if_fail (object != NULL);
+ g_return_if_fail (GS_IS_THEME_ENGINE (object));
+
+ engine = GS_THEME_ENGINE (object);
+
+ g_return_if_fail (engine->priv != NULL);
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+void
+gs_theme_engine_get_window_size (GSThemeEngine *engine,
+ int *width,
+ int *height)
+{
+ if (width != NULL)
+ {
+ *width = 0;
+ }
+ if (height != NULL)
+ {
+ *height = 0;
+ }
+
+ g_return_if_fail (GS_IS_THEME_ENGINE (engine));
+
+ if (! GTK_WIDGET_VISIBLE (GTK_WIDGET (engine)))
+ {
+ return;
+ }
+
+ gdk_window_get_geometry (GTK_WIDGET (engine)->window,
+ NULL,
+ NULL,
+ width,
+ height,
+ NULL);
+}
+
+GdkWindow *
+gs_theme_engine_get_window (GSThemeEngine *engine)
+{
+ g_return_val_if_fail (GS_IS_THEME_ENGINE (engine), NULL);
+
+ return GTK_WIDGET (engine)->window;
+}