2 Copyright (C) 2001 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef __ardour_keyboard_h__
21 #define __ardour_keyboard_h__
26 #include <sigc++/signal.h>
29 #include <ardour/types.h>
30 #include <pbd/stateful.h>
32 #include "selection.h"
37 class Keyboard : public sigc::trackable, PBD::Stateful
43 XMLNode& get_state (void);
44 int set_state (const XMLNode&);
46 typedef vector<uint32_t> State;
47 typedef uint32_t ModifierMask;
49 static uint32_t PrimaryModifier;
50 static uint32_t SecondaryModifier;
51 static uint32_t TertiaryModifier;
52 static uint32_t CopyModifier;
53 static uint32_t RangeSelectModifier;
55 static void set_primary_modifier (uint32_t newval) {
56 set_modifier (newval, PrimaryModifier);
58 static void set_secondary_modifier (uint32_t newval) {
59 set_modifier (newval, SecondaryModifier);
61 static void set_tertiary_modifier (uint32_t newval) {
62 set_modifier (newval, TertiaryModifier);
64 static void set_copy_modifier (uint32_t newval) {
65 set_modifier (newval, CopyModifier);
67 static void set_range_select_modifier (uint32_t newval) {
68 set_modifier (newval, RangeSelectModifier);
71 bool key_is_down (uint32_t keyval);
73 static GdkModifierType RelevantModifierKeyMask;
75 static bool no_modifier_keys_pressed(GdkEventButton* ev) {
76 return (ev->state & RelevantModifierKeyMask) == 0;
79 bool leave_window (GdkEventCrossing *ev, Gtk::Window*);
80 bool enter_window (GdkEventCrossing *ev, Gtk::Window*);
82 static bool modifier_state_contains (guint state, ModifierMask);
83 static bool modifier_state_equals (guint state, ModifierMask);
85 static Selection::Operation selection_type (guint state);
87 static bool no_modifiers_active (guint state);
89 static void set_snap_modifier (guint);
90 static ModifierMask snap_modifier () { return ModifierMask (snap_mod); }
92 static guint edit_button() { return edit_but; }
93 static void set_edit_button (guint);
94 static guint edit_modifier() { return edit_mod; }
95 static void set_edit_modifier(guint);
97 static guint delete_button() { return delete_but; }
98 static void set_delete_button(guint);
99 static guint delete_modifier() { return delete_mod; }
100 static void set_delete_modifier(guint);
102 static bool is_edit_event (GdkEventButton*);
103 static bool is_delete_event (GdkEventButton*);
104 static bool is_context_menu_event (GdkEventButton*);
106 static Keyboard& the_keyboard() { return *_the_keyboard; }
108 static bool some_magic_widget_has_focus ();
109 static void magic_widget_grab_focus ();
110 static void magic_widget_drop_focus ();
113 static Keyboard* _the_keyboard;
118 static guint edit_but;
119 static guint edit_mod;
120 static guint delete_but;
121 static guint delete_mod;
122 static guint snap_mod;
123 static Gtk::Window* current_window;
125 static gint _snooper (GtkWidget*, GdkEventKey*, gpointer);
126 gint snooper (GtkWidget*, GdkEventKey*);
128 static void set_modifier (uint32_t newval, uint32_t& variable);
130 static bool _some_magic_widget_has_focus;
133 #endif /* __ardour_keyboard_h__ */