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         : ArdourDialog (_("Key Bindings"), false)
  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
  83         get_vbox()->set_spacing (6);
  84         get_vbox()->pack_start (scroller);
  85
  86         if (!ARDOUR::Profile->get_sae()) {
  87
  88                 Label* hint = manage (new Label (_("Select an action, then press the key(s) to (re)set its shortcut")));
  89                 hint->show ();
  90                 unbind_box.set_spacing (6);
  91                 unbind_box.pack_start (*hint, false, true);
  92                 unbind_box.pack_start (unbind_button, false, false);
  93                 unbind_button.signal_clicked().connect (sigc::mem_fun (*this, &KeyEditor::unbind));
  94
  95                 get_vbox()->pack_start (unbind_box, false, false);
  96                 unbind_box.show ();
  97                 unbind_button.show ();
  98
  99         }
 100
 101         get_vbox()->set_border_width (12);
 102
 103         view.show ();
 104         scroller.show ();
 105
 106         unbind_button.set_sensitive (false);
 107 }
 108
 109 void
 110 KeyEditor::unbind ()
 111 {
 112         TreeModel::iterator i = view.get_selection()->get_selected();
 113
 114         unbind_button.set_sensitive (false);
 115
 116         cerr << "trying to unbind\n";
 117
 118         if (i != model->children().end()) {
 119                 string path = (*i)[columns.path];
 120
 121                 if (!(*i)[columns.bindable]) {
 122                         return;
 123                 }
 124
 125                 bool result = AccelMap::change_entry (path,
 126                                                       0,
 127                                                       (ModifierType) 0,
 128                                                       true);
 129                 if (result) {
 130                         (*i)[columns.binding] = string ();
 131                 }
 132         }
 133 }
 134
 135 void
 136 KeyEditor::on_show ()
 137 {
 138         populate ();
 139         view.get_selection()->unselect_all ();
 140         ArdourDialog::on_show ();
 141 }
 142
 143 void
 144 KeyEditor::on_unmap ()
 145 {
 146         ArdourDialog::on_unmap ();
 147 }
 148
 149 void
 150 KeyEditor::action_selected ()
 151 {
 152         if (view.get_selection()->count_selected_rows() == 0) {
 153                 return;
 154         }
 155
 156         TreeModel::iterator i = view.get_selection()->get_selected();
 157
 158         unbind_button.set_sensitive (false);
 159
 160         if (i != model->children().end()) {
 161
 162                 string path = (*i)[columns.path];
 163
 164                 if (!(*i)[columns.bindable]) {
 165                         return;
 166                 }
 167
 168                 string binding = (*i)[columns.binding];
 169
 170                 if (!binding.empty()) {
 171                         unbind_button.set_sensitive (true);
 172                 }
 173         }
 174 }
 175
 176 bool
 177 KeyEditor::on_key_press_event (GdkEventKey* ev)
 178 {
 179         can_bind = true;
 180         last_state = ev->state;
 181         return false;
 182 }
 183
 184 bool
 185 KeyEditor::on_key_release_event (GdkEventKey* ev)
 186 {
 187         if (ARDOUR::Profile->get_sae() || !can_bind || ev->state != last_state) {
 188                 return false;
 189         }
 190
 191         TreeModel::iterator i = view.get_selection()->get_selected();
 192
 193         if (i != model->children().end()) {
 194                 string path = (*i)[columns.path];
 195
 196                 if (!(*i)[columns.bindable]) {
 197                         goto out;
 198                 }
 199
 200                 cerr << "real lkeyval: " << ev->keyval << endl;
 201                 Gtkmm2ext::possibly_translate_keyval_to_make_legal_accelerator (ev->keyval);
 202                 cerr << "using keyval = " << ev->keyval << endl;
 203
 204
 205                 bool result = AccelMap::change_entry (path,
 206                                                       ev->keyval,
 207                                                       ModifierType (Keyboard::RelevantModifierKeyMask & ev->state),
 208                                                       true);
 209
 210                 cerr << "New binding to " << ev->keyval << " worked: " << result << endl;
 211
 212                 if (result) {
 213                         AccelKey key;
 214                         (*i)[columns.binding] = ActionManager::get_key_representation (path, key);
 215                 }
 216         }
 217
 218   out:
 219         can_bind = false;
 220         return true;
 221 }
 222
 223 void
 224 KeyEditor::populate ()
 225 {
 226         vector<string> paths;
 227         vector<string> labels;
 228         vector<string> keys;
 229         vector<AccelKey> bindings;
 230         typedef std::map<string,TreeIter> NodeMap;
 231         NodeMap nodes;
 232         NodeMap::iterator r;
 233
 234         ActionManager::get_all_actions (labels, paths, keys, bindings);
 235
 236         vector<string>::iterator k;
 237         vector<string>::iterator p;
 238         vector<string>::iterator l;
 239
 240         model->clear ();
 241
 242         for (l = labels.begin(), k = keys.begin(), p = paths.begin(); l != labels.end(); ++k, ++p, ++l) {
 243
 244                 TreeModel::Row row;
 245                 vector<string> parts;
 246
 247                 parts.clear ();
 248
 249                 split (*p, parts, '/');
 250
 251                 if (parts.empty()) {
 252                         continue;
 253                 }
 254
 255                 if ((r = nodes.find (parts[1])) == nodes.end()) {
 256
 257                         /* top level is missing */
 258
 259                         TreeIter rowp;
 260                         TreeModel::Row parent;
 261                         rowp = model->append();
 262                         nodes[parts[1]] = rowp;
 263                         parent = *(rowp);
 264                         parent[columns.action] = parts[1];
 265                         parent[columns.bindable] = false;
 266
 267                         row = *(model->append (parent.children()));
 268
 269                 } else {
 270
 271                         row = *(model->append ((*r->second)->children()));
 272
 273                 }
 274
 275                 /* add this action */
 276
 277                 row[columns.action] = (*l);
 278                 row[columns.path] = (*p);
 279                 row[columns.bindable] = true;
 280
 281                 if (*k == ActionManager::unbound_string) {
 282                         row[columns.binding] = string();
 283                 } else {
 284
 285 #ifdef GTKOSX
 286                         string label = (*k);
 287
 288                         /* Gtk/Quartz maps:
 289                            NSAlternate/NSOption key to Mod1
 290                            NSCommand key to Meta
 291                         */
 292
 293                         replace_all (label, "<Meta>", _("Command-"));
 294                         replace_all (label, "<Alt>", _("Option-"));
 295                         replace_all (label, "<Shift>", _("Shift-"));
 296                         replace_all (label, "<Control>", _("Control-"));
 297                         row[columns.binding] = label;
 298 #else
 299                         row[columns.binding] = (*k);
 300 #endif
 301                 }
 302         }
 303 }