gtk2_ardour/keyeditor.cc

   1 #include <map>
   2
   3 #include <ardour/profile.h>
   4
   5 #include <gtkmm/stock.h>
   6 #include <gtkmm/label.h>
   7 #include <gtkmm/accelkey.h>
   8 #include <gtkmm/accelmap.h>
   9 #include <gtkmm/uimanager.h>
  10
  11 #include <pbd/strsplit.h>
  12 #include <pbd/replace_all.h>
  13
  14 #include <ardour/profile.h>
  15
  16 #include "actions.h"
  17 #include "keyboard.h"
  18 #include "keyeditor.h"
  19 #include "utils.h"
  20
  21 #include "i18n.h"
  22
  23 using namespace std;
  24 using namespace Gtk;
  25 using namespace Gdk;
  26 using namespace PBD;
  27
  28 KeyEditor::KeyEditor ()
  29         : ArdourDialog (_("Keybindings"), false)
  30         , unbind_button (_("Remove shortcut"))
  31         , unbind_box (BUTTONBOX_END)
  32
  33 {
  34         can_bind = false;
  35         last_state = 0;
  36
  37         model = TreeStore::create(columns);
  38
  39         view.set_model (model);
  40         view.append_column (_("Action"), columns.action);
  41         view.append_column (_("Shortcut"), columns.binding);
  42         view.set_headers_visible (true);
  43         view.get_selection()->set_mode (SELECTION_SINGLE);
  44         view.set_reorderable (false);
  45         view.set_size_request (500,300);
  46         view.set_enable_search (false);
  47         view.set_rules_hint (true);
  48         view.set_name (X_("KeyEditorTree"));
  49
  50         view.get_selection()->signal_changed().connect (mem_fun (*this, &KeyEditor::action_selected));
  51
  52         scroller.add (view);
  53         scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
  54
  55
  56         get_vbox()->set_spacing (6);
  57         get_vbox()->pack_start (scroller);
  58
  59         if (!ARDOUR::Profile->get_sae()) {
  60
  61                 Label* hint = manage (new Label (_("Select an action, then press the key(s) to (re)set its shortcut")));
  62                 hint->show ();
  63                 unbind_box.set_spacing (6);
  64                 unbind_box.pack_start (*hint, false, true);
  65                 unbind_box.pack_start (unbind_button, false, false);
  66                 unbind_button.signal_clicked().connect (mem_fun (*this, &KeyEditor::unbind));
  67
  68                 get_vbox()->pack_start (unbind_box, false, false);
  69                 unbind_box.show ();
  70                 unbind_button.show ();
  71
  72         }
  73
  74         get_vbox()->set_border_width (12);
  75
  76         view.show ();
  77         scroller.show ();
  78
  79         unbind_button.set_sensitive (false);
  80 }
  81
  82 void
  83 KeyEditor::unbind ()
  84 {
  85         TreeModel::iterator i = view.get_selection()->get_selected();
  86
  87         unbind_button.set_sensitive (false);
  88
  89         if (i != model->children().end()) {
  90                 string path = (*i)[columns.path];
  91
  92                 if (!(*i)[columns.bindable]) {
  93                         return;
  94                 }
  95
  96                 bool result = AccelMap::change_entry (path,
  97                                                       0,
  98                                                       (ModifierType) 0,
  99                                                       true);
 100                 if (result) {
 101                         (*i)[columns.binding] = string ();
 102                 }
 103         }
 104 }
 105
 106 void
 107 KeyEditor::on_show ()
 108 {
 109         populate ();
 110         view.get_selection()->unselect_all ();
 111         ArdourDialog::on_show ();
 112 }
 113
 114 void
 115 KeyEditor::on_unmap ()
 116 {
 117         ArdourDialog::on_unmap ();
 118 }
 119
 120 void
 121 KeyEditor::action_selected ()
 122 {
 123         if (view.get_selection()->count_selected_rows() == 0) {
 124                 return;
 125         }
 126
 127         TreeModel::iterator i = view.get_selection()->get_selected();
 128
 129         unbind_button.set_sensitive (false);
 130
 131         if (i != model->children().end()) {
 132
 133                 string path = (*i)[columns.path];
 134
 135                 if (!(*i)[columns.bindable]) {
 136                         return;
 137                 }
 138
 139                 string binding = (*i)[columns.binding];
 140
 141                 if (!binding.empty()) {
 142                         unbind_button.set_sensitive (true);
 143                 }
 144         }
 145 }
 146
 147 bool
 148 KeyEditor::on_key_press_event (GdkEventKey* ev)
 149 {
 150         can_bind = true;
 151         last_state = ev->state;
 152         return false;
 153 }
 154
 155 bool
 156 KeyEditor::on_key_release_event (GdkEventKey* ev)
 157 {
 158         if (ARDOUR::Profile->get_sae() || !can_bind || ev->state != last_state) {
 159                 return false;
 160         }
 161
 162         TreeModel::iterator i = view.get_selection()->get_selected();
 163
 164         if (i != model->children().end()) {
 165                 string path = (*i)[columns.path];
 166
 167                 if (!(*i)[columns.bindable]) {
 168                         goto out;
 169                 }
 170
 171                 possibly_translate_keyval_to_make_legal_accelerator (ev->keyval);
 172
 173                 bool result = AccelMap::change_entry (path,
 174                                                       ev->keyval,
 175                                                       ModifierType (Keyboard::RelevantModifierKeyMask & ev->state),
 176                                                       true);
 177
 178                 if (result) {
 179                         bool known;
 180                         AccelKey key;
 181
 182                         known = ActionManager::lookup_entry (path, key);
 183
 184                         if (known) {
 185                                 (*i)[columns.binding] = ActionManager::ui_manager->get_accel_group()->name (key.get_key(), Gdk::ModifierType (key.get_mod()));
 186                         } else {
 187                                 (*i)[columns.binding] = string();
 188                         }
 189                 }
 190         }
 191
 192   out:
 193         can_bind = false;
 194         return true;
 195 }
 196
 197 void
 198 KeyEditor::populate ()
 199 {
 200         vector<string> paths;
 201         vector<string> labels;
 202         vector<string> keys;
 203         vector<AccelKey> bindings;
 204         typedef std::map<string,TreeIter> NodeMap;
 205         NodeMap nodes;
 206         NodeMap::iterator r;
 207
 208         ActionManager::get_all_actions (labels, paths, keys, bindings);
 209
 210         vector<string>::iterator k;
 211         vector<string>::iterator p;
 212         vector<string>::iterator l;
 213
 214         model->clear ();
 215
 216         for (l = labels.begin(), k = keys.begin(), p = paths.begin(); l != labels.end(); ++k, ++p, ++l) {
 217
 218                 TreeModel::Row row;
 219                 vector<string> parts;
 220
 221                 parts.clear ();
 222
 223                 split (*p, parts, '/');
 224
 225                 if (parts.empty()) {
 226                         continue;
 227                 }
 228
 229                 if ((r = nodes.find (parts[1])) == nodes.end()) {
 230
 231                         /* top level is missing */
 232
 233                         TreeIter rowp;
 234                         TreeModel::Row parent;
 235                         rowp = model->append();
 236                         nodes[parts[1]] = rowp;
 237                         parent = *(rowp);
 238                         parent[columns.action] = parts[1];
 239                         parent[columns.bindable] = false;
 240
 241                         row = *(model->append (parent.children()));
 242
 243                 } else {
 244
 245                         row = *(model->append ((*r->second)->children()));
 246
 247                 }
 248
 249                 /* add this action */
 250
 251                 row[columns.action] = (*l);
 252                 row[columns.path] = (*p);
 253                 row[columns.bindable] = true;
 254
 255                 if (*k == ActionManager::unbound_string) {
 256                         row[columns.binding] = string();
 257                 } else {
 258
 259 #ifdef GTKOSX
 260                         string label = (*k);
 261
 262                         /* Gtk/Quartz maps:
 263                            NSAlternate/NSOption key to Mod1
 264                            NSCommand key to Meta
 265                         */
 266
 267                         replace_all (label, "<Meta>", _("Command-"));
 268                         replace_all (label, "<Alt>", _("Option-"));
 269                         replace_all (label, "<Shift>", _("Shift-"));
 270                         replace_all (label, "<Control>", _("Control-"));
 271                         row[columns.binding] = label;
 272 #else
 273                         row[columns.binding] = (*k);
 274 #endif
 275                 }
 276         }
 277 }