new files for new per-window/action-driven key binding mechanism

git-svn-id: svn://localhost/ardour2/branches/3.0@7553 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 93 insertions, 0 deletions

diff --git a/libs/gtkmm2ext/gtkmm2ext/bindings.h b/libs/gtkmm2ext/gtkmm2ext/bindings.h
new file mode 100644
index 0000000000..0ece4a7404
--- /dev/null
+++ b/libs/gtkmm2ext/gtkmm2ext/bindings.h
@@ -0,0 +1,93 @@
+#ifndef __libgtkmm2ext_bindings_h__
+#define __libgtkmm2ext_bindings_h__
+
+#include <map>
+#include <stdint.h>
+#include <gdk/gdkkeysyms.h>
+#include <gtkmm/action.h>
+#include <gtkmm/action.h>
+#include <gtkmm/radioaction.h>
+#include <gtkmm/toggleaction.h>
+
+namespace Gtkmm2ext {
+
+class KeyboardKey
+{
+  public:
+        enum Operation { 
+                Press,
+                Release
+        };
+
+        KeyboardKey () {
+                _val = GDK_VoidSymbol;
+        }
+        
+        KeyboardKey (int state, int keycode) {
+                _val = state;
+                _val <<= 32;
+                _val |= keycode;
+        };
+        
+        int state() const { return _val >> 32; }
+        int key() const { return _val & 0xffff; }
+        
+        bool operator<(const KeyboardKey& other) const {
+                return _val < other._val;
+        }
+
+        bool operator==(const KeyboardKey& other) const {
+                return _val == other._val;
+        }
+
+        std::string name() const;
+        static bool make_key (const std::string&, KeyboardKey&);
+        
+  private:
+        uint64_t _val;
+};
+
+class ActionMap {
+  public:
+        ActionMap() {}
+        ~ActionMap() {}
+
+	Glib::RefPtr<Gtk::Action> register_action (const char* path,
+						   const char* name, const char* label, sigc::slot<void> sl);
+	Glib::RefPtr<Gtk::Action> register_radio_action (const char* path, Gtk::RadioAction::Group&,
+							 const char* name, const char* label, sigc::slot<void> sl);
+	Glib::RefPtr<Gtk::Action> register_toggle_action (const char*path,
+							  const char* name, const char* label, sigc::slot<void> sl);
+
+        Glib::RefPtr<Gtk::Action> find_action (const std::string& name);
+
+  private:
+        typedef std::map<std::string, Glib::RefPtr<Gtk::Action> > _ActionMap;
+        _ActionMap actions;
+};        
+
+class Bindings {
+  public:
+        Bindings();
+        ~Bindings ();
+
+        void add (KeyboardKey, KeyboardKey::Operation, Glib::RefPtr<Gtk::Action>);
+        void remove (KeyboardKey, KeyboardKey::Operation);
+        bool activate (KeyboardKey, KeyboardKey::Operation);
+
+        bool load (const std::string& path);
+        bool save (const std::string& path);
+        
+        void set_action_map (ActionMap&);
+
+  private:
+        typedef std::map<KeyboardKey,Glib::RefPtr<Gtk::Action> > KeybindingMap;
+        KeybindingMap press_bindings;
+        KeybindingMap release_bindings;
+
+        ActionMap* action_map;
+};
+
+} // namespace
+
+#endif /* __libgtkmm2ext_bindings_h__ */