app-icon: add new widget subclass for icons on the panel

shell/Makefile.am

@@ -11,6 +11,8 @@ external_sources =				\
 
 weston_gtk_shell_SOURCES =			\
 	gtk-shell.c				\
+	app-icon.c				\
+	app-icon.h				\
 	app-launcher.c				\
 	app-launcher.h				\
 	clock.c					\

shell/app-icon.c

+/*
+ * Copyright (C) 2014 Collabora Ltd.
+ *
+ * Author: Jonny Lamb <jonny.lamb@collabora.co.uk>
+ */
+
+#include "config.h"
+
+#include "app-icon.h"
+
+G_DEFINE_TYPE(WestonGtkAppIcon, weston_gtk_app_icon, GTK_TYPE_BUTTON)
+
+static void
+weston_gtk_app_icon_init (WestonGtkAppIcon *self)
+{
+  gtk_style_context_add_class (
+      gtk_widget_get_style_context (GTK_WIDGET (self)),
+      "wgs-apps");
+
+  gtk_style_context_remove_class (
+      gtk_widget_get_style_context (GTK_WIDGET (self)),
+      "button");
+  gtk_style_context_remove_class (
+      gtk_widget_get_style_context (GTK_WIDGET (self)),
+      "image-button");
+
+  gtk_button_set_relief (GTK_BUTTON (self), GTK_RELIEF_NONE);
+}
+
+static void
+weston_gtk_app_icon_class_init (WestonGtkAppIconClass *klass)
+{
+}
+
+GtkWidget *
+weston_gtk_app_icon_new (const gchar *icon_name)
+{
+  GtkWidget *widget;
+  GtkWidget *image;
+
+  image = gtk_image_new_from_icon_name (icon_name, GTK_ICON_SIZE_DIALOG);
+  widget = g_object_new (WESTON_GTK_APP_ICON_TYPE,
+      "image", image,
+      NULL);
+
+  return widget;
+}
+
+GtkWidget *
+weston_gtk_app_icon_new_from_gicon (GIcon *icon)
+{
+  GtkWidget *widget, *image;
+
+  image = gtk_image_new_from_gicon (icon, GTK_ICON_SIZE_DIALOG);
+
+  widget = g_object_new (WESTON_GTK_APP_ICON_TYPE,
+      "image", image,
+      NULL);
+
+  return widget;
+}

shell/app-icon.h

+/*
+ * Copyright (C) 2014 Collabora Ltd.
+ *
+ * Author: Jonny Lamb <jonny.lamb@collabora.co.uk>
+ */
+
+#ifndef __WESTON_GTK_APP_ICON_H__
+#define __WESTON_GTK_APP_ICON_H__
+
+#include <gtk/gtk.h>
+
+#define WESTON_GTK_APP_ICON_TYPE                 (weston_gtk_app_icon_get_type ())
+#define WESTON_GTK_APP_ICON(obj)                 (G_TYPE_CHECK_INSTANCE_CAST ((obj), WESTON_GTK_APP_ICON_TYPE, WestonGtkAppIcon))
+#define WESTON_GTK_APP_ICON_CLASS(klass)         (G_TYPE_CHECK_CLASS_CAST ((klass), WESTON_GTK_APP_ICON_TYPE, WestonGtkAppIconClass))
+#define WESTON_GTK_IS_APP_ICON(obj)              (G_TYPE_CHECK_INSTANCE_TYPE ((obj), WESTON_GTK_APP_ICON_TYPE))
+#define WESTON_GTK_IS_APP_ICON_CLASS(klass)      (G_TYPE_CHECK_CLASS_TYPE ((klass), WESTON_GTK_APP_ICON_TYPE))
+#define WESTON_GTK_APP_ICON_GET_CLASS(obj)       (G_TYPE_INSTANCE_GET_CLASS ((obj), WESTON_GTK_APP_ICON_TYPE, WestonGtkAppIconClass))
+
+typedef struct WestonGtkAppIcon WestonGtkAppIcon;
+typedef struct WestonGtkAppIconClass WestonGtkAppIconClass;
+typedef struct WestonGtkAppIconPrivate WestonGtkAppIconPrivate;
+
+struct WestonGtkAppIcon
+{
+  GtkButton parent;
+
+  WestonGtkAppIconPrivate *priv;
+};
+
+struct WestonGtkAppIconClass
+{
+  GtkButtonClass parent_class;
+};
+
+GType      weston_gtk_app_icon_get_type       (void) G_GNUC_CONST;
+GtkWidget *weston_gtk_app_icon_new            (const gchar *icon_name);
+GtkWidget *weston_gtk_app_icon_new_from_gicon (GIcon *icon);
+
+#endif /* __WESTON_GTK_APP_ICON_H__ */