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         user_keybindings_path = Glib::build_filename (user_config_directory(), "ardour.bindings");
  63
  64         if (Glib::file_test (user_keybindings_path, Glib::FILE_TEST_EXISTS)) {
  65                 std::pair<string,string> newpair;
  66                 newpair.first = _("your own");
  67                 newpair.second = user_keybindings_path;
  68                 binding_files.insert (newpair);
  69         }
  70
  71         /* check to see if they gave a style name ("SAE", "ergonomic") or
  72            an actual filename (*.bindings)
  73         */
  74
  75         if (!keybindings_path.empty() && keybindings_path.find (".bindings") == string::npos) {
  76
  77                 // just a style name - allow user to
  78                 // specify the layout type.
  79
  80                 char* layout;
  81
  82                 if ((layout = getenv ("ARDOUR_KEYBOARD_LAYOUT")) != 0 && layout[0] != '\0') {
  83
  84                         /* user-specified keyboard layout */
  85
  86                         keybindings_path += '-';
  87                         keybindings_path += layout;
  88
  89                 } else {
  90
  91                         /* default to US/ANSI - we have to pick something */
  92
  93                         keybindings_path += "-us";
  94                 }
  95
  96                 keybindings_path += ".bindings";
  97         }
  98
  99         if (keybindings_path.empty()) {
 100
 101                 /* no path or binding name given: check the user one first */
 102
 103                 if (!Glib::file_test (user_keybindings_path, Glib::FILE_TEST_EXISTS)) {
 104
 105                         keybindings_path = "";
 106
 107                 } else {
 108
 109                         keybindings_path = user_keybindings_path;
 110                 }
 111         }
 112
 113         /* if we still don't have a path at this point, use the default */
 114
 115         if (keybindings_path.empty()) {
 116                 keybindings_path = default_bindings;
 117         }
 118
 119         while (true) {
 120
 121                 if (!Glib::path_is_absolute (keybindings_path)) {
 122
 123                         /* not absolute - look in the usual places */
 124                         std::string keybindings_file;
 125
 126                         if ( ! find_file (ardour_config_search_path(), keybindings_path, keybindings_file)) {
 127
 128                                 if (keybindings_path == default_bindings) {
 129                                         error << string_compose (_("Default keybindings not found - %1 will be hard to use!"), PROGRAM_NAME) << endmsg;
 130                                         return;
 131                                 } else {
 132                                         warning << string_compose (_("Key bindings file \"%1\" not found. Default bindings used instead"),
 133                                                                    keybindings_path)
 134                                                 << endmsg;
 135                                         keybindings_path = default_bindings;
 136                                 }
 137
 138                         } else {
 139
 140                                 /* use it */
 141
 142                                 keybindings_path = keybindings_file;
 143                                 break;
 144
 145                         }
 146
 147                 } else {
 148
 149                         /* path is absolute already */
 150
 151                         if (!Glib::file_test (keybindings_path, Glib::FILE_TEST_EXISTS)) {
 152                                 if (keybindings_path == default_bindings) {
 153                                         error << string_compose (_("Default keybindings not found - %1 will be hard to use!"), PROGRAM_NAME) << endmsg;
 154                                         return;
 155                                 } else {
 156                                         warning << string_compose (_("Key bindings file \"%1\" not found. Default bindings used instead"),
 157                                                                    keybindings_path)
 158                                                 << endmsg;
 159                                         keybindings_path = default_bindings;
 160                                 }
 161
 162                         } else {
 163                                 break;
 164                         }
 165                 }
 166         }
 167
 168         load_keybindings (keybindings_path);
 169
 170         /* catch changes */
 171
 172         GtkAccelMap* accelmap = gtk_accel_map_get();
 173         g_signal_connect (accelmap, "changed", (GCallback) accel_map_changed, this);
 174 }
 175
 176 Selection::Operation
 177 ArdourKeyboard::selection_type (guint state)
 178 {
 179         /* note that there is no modifier for "Add" */
 180
 181         if (modifier_state_equals (state, RangeSelectModifier)) {
 182                 return Selection::Extend;
 183         } else if (modifier_state_equals (state, PrimaryModifier)) {
 184                 return Selection::Toggle;
 185         } else {
 186                 return Selection::Set;
 187         }
 188 }
 189
 190