Rename ShellAppMonitor to ShellAppSystem

This makes it clearer that really we're now an API, not just a
monitor.

src/shell-app-system.h

@@ -0,0 +1,48 @@
+#ifndef __SHELL_APP_SYSTEM_H__
+#define __SHELL_APP_SYSTEM_H__
+
+#include <glib-object.h>
+
+#define SHELL_TYPE_APP_SYSTEM                 (shell_app_system_get_type ())
+#define SHELL_APP_SYSTEM(obj)                 (G_TYPE_CHECK_INSTANCE_CAST ((obj), SHELL_TYPE_APP_SYSTEM, ShellAppSystem))
+#define SHELL_APP_SYSTEM_CLASS(klass)         (G_TYPE_CHECK_CLASS_CAST ((klass), SHELL_TYPE_APP_SYSTEM, ShellAppSystemClass))
+#define SHELL_IS_APP_SYSTEM(obj)              (G_TYPE_CHECK_INSTANCE_TYPE ((obj), SHELL_TYPE_APP_SYSTEM))
+#define SHELL_IS_APP_SYSTEM_CLASS(klass)      (G_TYPE_CHECK_CLASS_TYPE ((klass), SHELL_TYPE_APP_SYSTEM))
+#define SHELL_APP_SYSTEM_GET_CLASS(obj)       (G_TYPE_INSTANCE_GET_CLASS ((obj), SHELL_TYPE_APP_SYSTEM, ShellAppSystemClass))
+
+typedef struct _ShellAppSystem ShellAppSystem;
+typedef struct _ShellAppSystemClass ShellAppSystemClass;
+typedef struct _ShellAppSystemPrivate ShellAppSystemPrivate;
+
+struct _ShellAppSystem
+{
+  GObject parent;
+
+  ShellAppSystemPrivate *priv;
+};
+
+struct _ShellAppSystemClass
+{
+  GObjectClass parent_class;
+
+  void (*changed)(ShellAppSystem *appsys, gpointer data);
+};
+
+GType shell_app_system_get_type (void) G_GNUC_CONST;
+ShellAppSystem* shell_app_system_new(void);
+
+GList *shell_app_system_get_applications_for_menu (ShellAppSystem *monitor, const char *menu);
+
+typedef struct _ShellAppMenuEntry ShellAppMenuEntry;
+
+struct _ShellAppMenuEntry {
+  char *name;
+  char *id;
+  char *icon;
+};
+
+GType shell_app_menu_entry_get_type (void);
+
+GList *shell_app_system_get_menus (ShellAppSystem *monitor);
+
+#endif /* __SHELL_APP_SYSTEM_H__ */