gtk2_ardour/keyeditor.cc

   1 /*
   2     Copyright (C) 2002 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 #ifdef WAF_BUILD
  21 #include "gtk2ardour-config.h"
  22 #endif
  23
  24 #include <map>
  25
  26 #include "ardour/profile.h"
  27
  28 #include <gtkmm/stock.h>
  29 #include <gtkmm/label.h>
  30 #include <gtkmm/accelkey.h>
  31 #include <gtkmm/accelmap.h>
  32 #include <gtkmm/uimanager.h>
  33
  34 #include "gtkmm2ext/utils.h"
  35
  36 #include "pbd/strsplit.h"
  37 #include "pbd/replace_all.h"
  38
  39 #include "ardour/profile.h"
  40
  41 #include "actions.h"
  42 #include "keyboard.h"
  43 #include "keyeditor.h"
  44 #include "utils.h"
  45
  46 #include "i18n.h"
  47
  48 using namespace std;
  49 using namespace Gtk;
  50 using namespace Gdk;
  51 using namespace PBD;
  52
  53 using Gtkmm2ext::Keyboard;
  54
  55 KeyEditor::KeyEditor ()
  56         : ArdourWindow (_("Key Bindings"))
  57         , unbind_button (_("Remove shortcut"))
  58         , unbind_box (BUTTONBOX_END)
  59
  60 {
  61         can_bind = false;
  62         last_state = 0;
  63
  64         model = TreeStore::create(columns);
  65
  66         view.set_model (model);
  67         view.append_column (_("Action"), columns.action);
  68         view.append_column (_("Shortcut"), columns.binding);
  69         view.set_headers_visible (true);
  70         view.get_selection()->set_mode (SELECTION_SINGLE);
  71         view.set_reorderable (false);
  72         view.set_size_request (500,300);
  73         view.set_enable_search (false);
  74         view.set_rules_hint (true);
  75         view.set_name (X_("KeyEditorTree"));
  76
  77         view.get_selection()->signal_changed().connect (sigc::mem_fun (*this, &KeyEditor::action_selected));
  78
  79         scroller.add (view);
  80         scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
  81
  82         add (scroller);
  83
  84         if (!ARDOUR::Profile->get_sae()) {
  85
  86                 Label* hint = manage (new Label (_("Select an action, then press the key(s) to (re)set its shortcut")));
  87                 hint->show ();
  88                 unbind_box.set_spacing (6);
  89                 unbind_box.pack_start (*hint, false, true);
  90                 unbind_box.pack_start (unbind_button, false, false);
  91                 unbind_button.signal_clicked().connect (sigc::mem_fun (*this, &KeyEditor::unbind));
  92
  93                 add (unbind_box);
  94                 unbind_box.show ();
  95                 unbind_button.show ();
  96
  97         }
  98
  99         view.show ();
 100         scroller.show ();
 101
 102         unbind_button.set_sensitive (false);
 103 }
 104
 105 void
 106 KeyEditor::unbind ()
 107 {
 108         TreeModel::iterator i = view.get_selection()->get_selected();
 109
 110         unbind_button.set_sensitive (false);
 111
 112         cerr << "trying to unbind\n";
 113
 114         if (i != model->children().end()) {
 115                 string path = (*i)[columns.path];
 116
 117                 if (!(*i)[columns.bindable]) {
 118                         return;
 119                 }
 120
 121                 bool result = AccelMap::change_entry (path,
 122                                                       0,
 123                                                       (ModifierType) 0,
 124                                                       true);
 125                 if (result) {
 126                         (*i)[columns.binding] = string ();
 127                 }
 128         }
 129 }
 130
 131 void
 132 KeyEditor::on_show ()
 133 {
 134         populate ();
 135         view.get_selection()->unselect_all ();
 136         ArdourWindow::on_show ();
 137 }
 138
 139 void
 140 KeyEditor::on_unmap ()
 141 {
 142         ArdourWindow::on_unmap ();
 143 }
 144
 145 void
 146 KeyEditor::action_selected ()
 147 {
 148         if (view.get_selection()->count_selected_rows() == 0) {
 149                 return;
 150         }
 151
 152         TreeModel::iterator i = view.get_selection()->get_selected();
 153
 154         unbind_button.set_sensitive (false);
 155
 156         if (i != model->children().end()) {
 157
 158                 string path = (*i)[columns.path];
 159
 160                 if (!(*i)[columns.bindable]) {
 161                         return;
 162                 }
 163
 164                 string binding = (*i)[columns.binding];
 165
 166                 if (!binding.empty()) {
 167                         unbind_button.set_sensitive (true);
 168                 }
 169         }
 170 }
 171
 172 bool
 173 KeyEditor::on_key_press_event (GdkEventKey* ev)
 174 {
 175         can_bind = true;
 176         last_state = ev->state;
 177         return false;
 178 }
 179
 180 bool
 181 KeyEditor::on_key_release_event (GdkEventKey* ev)
 182 {
 183         if (ARDOUR::Profile->get_sae() || !can_bind || ev->state != last_state) {
 184                 return false;
 185         }
 186
 187         TreeModel::iterator i = view.get_selection()->get_selected();
 188
 189         if (i != model->children().end()) {
 190                 string path = (*i)[columns.path];
 191
 192                 if (!(*i)[columns.bindable]) {
 193                         goto out;
 194                 }
 195
 196                 cerr << "real lkeyval: " << ev->keyval << endl;
 197                 Gtkmm2ext::possibly_translate_keyval_to_make_legal_accelerator (ev->keyval);
 198                 cerr << "using keyval = " << ev->keyval << endl;
 199
 200
 201                 bool result = AccelMap::change_entry (path,
 202                                                       ev->keyval,
 203                                                       ModifierType (Keyboard::RelevantModifierKeyMask & ev->state),
 204                                                       true);
 205
 206                 cerr << "New binding to " << ev->keyval << " worked: " << result << endl;
 207
 208                 if (result) {
 209                         AccelKey key;
 210                         (*i)[columns.binding] = ActionManager::get_key_representation (path, key);
 211                 }
 212         }
 213
 214   out:
 215         can_bind = false;
 216         return true;
 217 }
 218
 219 void
 220 KeyEditor::populate ()
 221 {
 222         vector<string> paths;
 223         vector<string> labels;
 224         vector<string> tooltips;
 225         vector<string> keys;
 226         vector<AccelKey> bindings;
 227         typedef std::map<string,TreeIter> NodeMap;
 228         NodeMap nodes;
 229         NodeMap::iterator r;
 230
 231         ActionManager::get_all_actions (labels, paths, tooltips, keys, bindings);
 232
 233         vector<string>::iterator k;
 234         vector<string>::iterator p;
 235         vector<string>::iterator t;
 236         vector<string>::iterator l;
 237
 238         model->clear ();
 239
 240         for (l = labels.begin(), k = keys.begin(), p = paths.begin(), t = tooltips.begin(); l != labels.end(); ++k, ++p, ++t, ++l) {
 241
 242                 TreeModel::Row row;
 243                 vector<string> parts;
 244
 245                 parts.clear ();
 246
 247                 split (*p, parts, '/');
 248
 249                 if (parts.empty()) {
 250                         continue;
 251                 }
 252
 253                 if ((r = nodes.find (parts[1])) == nodes.end()) {
 254
 255                         /* top level is missing */
 256
 257                         TreeIter rowp;
 258                         TreeModel::Row parent;
 259                         rowp = model->append();
 260                         nodes[parts[1]] = rowp;
 261                         parent = *(rowp);
 262                         parent[columns.action] = parts[1];
 263                         parent[columns.bindable] = false;
 264
 265                         row = *(model->append (parent.children()));
 266
 267                 } else {
 268
 269                         row = *(model->append ((*r->second)->children()));
 270
 271                 }
 272
 273                 /* add this action */
 274
 275                 if (l->empty ()) {
 276                         row[columns.action] = *t;
 277                 } else {
 278                         row[columns.action] = *l;
 279                 }
 280                 row[columns.path] = (*p);
 281                 row[columns.bindable] = true;
 282
 283                 if (*k == ActionManager::unbound_string) {
 284                         row[columns.binding] = string();
 285                 } else {
 286
 287 #ifdef GTKOSX
 288                         string label = (*k);
 289
 290                         /* Gtk/Quartz maps:
 291                            NSAlternate/NSOption key to Mod1
 292                            NSCommand key to Mod2
 293                         */
 294
 295 //                      replace_all (label, "<Primary>", _("Command-"));
 296 //                      replace_all (label, "<Alt>", _("Option-"));
 297 //                      replace_all (label, "<Shift>", _("Shift-"));
 298 //                      replace_all (label, "<Control>", _("Control-"));
 299
 300                         row[columns.binding] = label;
 301 #else
 302                         row[columns.binding] = (*k);
 303 #endif
 304                 }
 305         }
 306 }