gtk2_ardour/keyboard.cc

   1 /*
   2     Copyright (C) 2001 Paul Davis
   3
   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.
   8
   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.
  13
  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.
  17
  18 */
  19
  20 #include "pbd/error.h"
  21 #include "pbd/file_utils.h"
  22
  23 #include "ardour/filesystem_paths.h"
  24
  25 #include "ardour_ui.h"
  26 #include "keyboard.h"
  27 #include "opts.h"
  28
  29 #include "i18n.h"
  30
  31 using namespace std;
  32 using namespace Gtk;
  33 using namespace PBD;
  34 using namespace ARDOUR;
  35 using Gtkmm2ext::Keyboard;
  36
  37 static void
  38 accel_map_changed (GtkAccelMap* /*map*/,
  39                    gchar* /*path*/,
  40                    guint /*key*/,
  41                    GdkModifierType /*mod*/,
  42                    gpointer keyboard)
  43 {
  44         ArdourKeyboard* me = (ArdourKeyboard*)keyboard;
  45         Keyboard::keybindings_changed ();
  46         me->ui.setup_tooltips ();
  47 }
  48
  49 void
  50 ArdourKeyboard::setup_keybindings ()
  51 {
  52         using namespace ARDOUR_COMMAND_LINE;
  53         string default_bindings = "mnemonic-us.bindings";
  54         vector<string> strs;
  55
  56         binding_files.clear ();
  57
  58         ARDOUR::find_bindings_files (binding_files);
  59
  60         /* set up the per-user bindings path */
  61
  62         sys::path p (user_config_directory ());
  63         p /= "ardour.bindings";
  64
  65         user_keybindings_path = p.to_string ();
  66
  67         if (Glib::file_test (user_keybindings_path, Glib::FILE_TEST_EXISTS)) {
  68                 std::pair<string,string> newpair;
  69                 newpair.first = _("your own");
  70                 newpair.second = user_keybindings_path;
  71                 binding_files.insert (newpair);
  72         }
  73
  74         /* check to see if they gave a style name ("SAE", "ergonomic") or
  75            an actual filename (*.bindings)
  76         */
  77
  78         if (!keybindings_path.empty() && keybindings_path.find (".bindings") == string::npos) {
  79
  80                 // just a style name - allow user to
  81                 // specify the layout type.
  82
  83                 char* layout;
  84
  85                 if ((layout = getenv ("ARDOUR_KEYBOARD_LAYOUT")) != 0 && layout[0] != '\0') {
  86
  87                         /* user-specified keyboard layout */
  88
  89                         keybindings_path += '-';
  90                         keybindings_path += layout;
  91
  92                 } else {
  93
  94                         /* default to US/ANSI - we have to pick something */
  95
  96                         keybindings_path += "-us";
  97                 }
  98
  99                 keybindings_path += ".bindings";
 100         }
 101
 102         if (keybindings_path.empty()) {
 103
 104                 /* no path or binding name given: check the user one first */
 105
 106                 if (!Glib::file_test (user_keybindings_path, Glib::FILE_TEST_EXISTS)) {
 107
 108                         keybindings_path = "";
 109
 110                 } else {
 111
 112                         keybindings_path = user_keybindings_path;
 113                 }
 114         }
 115
 116         /* if we still don't have a path at this point, use the default */
 117
 118         if (keybindings_path.empty()) {
 119                 keybindings_path = default_bindings;
 120         }
 121
 122         while (true) {
 123
 124                 if (!Glib::path_is_absolute (keybindings_path)) {
 125
 126                         /* not absolute - look in the usual places */
 127                         sys::path keybindings_file;
 128
 129                         SearchPath spath = ardour_search_path() + user_config_directory() + system_config_search_path();
 130
 131                         if ( ! find_file_in_search_path (spath, keybindings_path, keybindings_file)) {
 132
 133                                 if (keybindings_path == default_bindings) {
 134                                         error << string_compose (_("Default keybindings not found - %1 will be hard to use!"), PROGRAM_NAME) << endmsg;
 135                                         return;
 136                                 } else {
 137                                         warning << string_compose (_("Key bindings file \"%1\" not found. Default bindings used instead"),
 138                                                                    keybindings_path)
 139                                                 << endmsg;
 140                                         keybindings_path = default_bindings;
 141                                 }
 142
 143                         } else {
 144
 145                                 /* use it */
 146
 147                                 keybindings_path = keybindings_file.to_string();
 148                                 break;
 149
 150                         }
 151
 152                 } else {
 153
 154                         /* path is absolute already */
 155
 156                         if (!Glib::file_test (keybindings_path, Glib::FILE_TEST_EXISTS)) {
 157                                 if (keybindings_path == default_bindings) {
 158                                         error << string_compose (_("Default keybindings not found - %1 will be hard to use!"), PROGRAM_NAME) << endmsg;
 159                                         return;
 160                                 } else {
 161                                         warning << string_compose (_("Key bindings file \"%1\" not found. Default bindings used instead"),
 162                                                                    keybindings_path)
 163                                                 << endmsg;
 164                                         keybindings_path = default_bindings;
 165                                 }
 166
 167                         } else {
 168                                 break;
 169                         }
 170                 }
 171         }
 172
 173         load_keybindings (keybindings_path);
 174
 175         /* catch changes */
 176
 177         GtkAccelMap* accelmap = gtk_accel_map_get();
 178         g_signal_connect (accelmap, "changed", (GCallback) accel_map_changed, this);
 179 }
 180
 181 Selection::Operation
 182 ArdourKeyboard::selection_type (guint state)
 183 {
 184         /* note that there is no modifier for "Add" */
 185
 186         if (modifier_state_equals (state, RangeSelectModifier)) {
 187                 return Selection::Extend;
 188         } else if (modifier_state_equals (state, PrimaryModifier)) {
 189                 return Selection::Toggle;
 190         } else {
 191                 return Selection::Set;
 192         }
 193 }
 194
 195