1 files changed, 113 insertions, 0 deletions
diff --git a/libs/gtkmm2ext/gtkmm2ext/barcontroller.h b/libs/gtkmm2ext/gtkmm2ext/barcontroller.h
new file mode 100644
index 0000000000..1a4b78009d
--- /dev/null
+++ b/libs/gtkmm2ext/gtkmm2ext/barcontroller.h
@@ -0,0 +1,113 @@
+/*
+    Copyright (C) 2004 Paul Davis 
+    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., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+    $Id$
+*/
+
+#ifndef __gtkmm2ext_bar_controller_h__
+#define __gtkmm2ext_bar_controller_h__
+
+#include <gtkmm.h>
+#include <gtkmm2ext/popup.h>
+
+namespace MIDI {
+	class Controllable;
+}
+
+namespace Gtkmm2ext {
+
+class BarController : public Gtk::Frame
+{
+  public:
+	BarController (Gtk::Adjustment& adj, MIDI::Controllable*, sigc::slot<void,char*,unsigned int>);
+	virtual ~BarController () {}
+	
+	void set_bind_button_state (guint button, guint statemask);
+	void get_bind_button_state (guint &button, guint &statemask);
+	void midicontrol_set_tip ();
+	void midi_learn ();
+
+	void set_sensitive (bool yn) {
+		darea.set_sensitive (yn);
+	}
+	
+	enum Style {
+		LeftToRight,
+		RightToLeft,
+		Line,
+		CenterOut,
+		TopToBottom,
+		BottomToTop
+	};
+
+	Style style() const { return _style; }
+	void set_style (Style);
+	void set_with_text (bool yn);
+	void set_use_parent (bool yn);
+
+	Gtk::SpinButton& get_spin_button() { return spinner; }
+
+	sigc::signal<void> StartGesture;
+	sigc::signal<void> StopGesture;
+
+	/* export this to allow direct connection to button events */
+
+	Gtk::Widget& event_widget() { return darea; }
+
+  protected:
+	Gtk::Adjustment&    adjustment;
+	Gtk::DrawingArea    darea;
+	Gtkmm2ext::PopUp     prompter;
+	MIDI::Controllable* midi_control;
+	sigc::slot<void,char*,unsigned int> label_callback;
+	Style              _style;
+	bool                grabbed;
+	bool                switching;
+	bool                switch_on_release;
+	bool                with_text;
+	double              initial_value;
+	double              grab_x;
+	GdkWindow*          grab_window;
+	Gtk::SpinButton     spinner;
+	bool                use_parent;
+
+	guint bind_button;
+	guint bind_statemask;
+	bool prompting, unprompting;
+	
+	gint button_press (GdkEventButton *);
+	gint button_release (GdkEventButton *);
+	gint motion (GdkEventMotion *);
+	gint expose (GdkEventExpose *);
+
+	gint mouse_control (double x, GdkWindow* w, double scaling);
+
+	gint prompter_hiding (GdkEventAny *);
+	void midicontrol_prompt ();
+	void midicontrol_unprompt ();
+	void update_midi_control ();
+
+	gint switch_to_bar ();
+	gint switch_to_spinner ();
+
+	void entry_activated ();
+	gint entry_focus_out (GdkEventFocus*);
+};
+
+
+}; /* namespace */
+
+#endif // __gtkmm2ext_bar_controller_h__