gtk2_ardour/keyeditor.cc

   1 #include <map>
   2
   3 #include <gtkmm/stock.h>
   4 #include <gtkmm/accelkey.h>
   5 #include <gtkmm/accelmap.h>
   6 #include <gtkmm/uimanager.h>
   7
   8 #include <pbd/strsplit.h>
   9
  10 #include "actions.h"
  11 #include "keyboard.h"
  12 #include "keyeditor.h"
  13
  14 #include "i18n.h"
  15
  16 using namespace std;
  17 using namespace Gtk;
  18 using namespace Gdk;
  19
  20 KeyEditor::KeyEditor ()
  21         : ArdourDialog (_("Keybinding Editor"), false)
  22 {
  23         can_bind = false;
  24         last_state = 0;
  25
  26         model = TreeStore::create(columns);
  27
  28         view.set_model (model);
  29         view.append_column (_("Action"), columns.action);
  30         view.append_column (_("Binding"), columns.binding);
  31         view.set_headers_visible (true);
  32         view.get_selection()->set_mode (SELECTION_SINGLE);
  33         view.set_reorderable (false);
  34         view.set_size_request (300,200);
  35         view.set_enable_search (false);
  36         view.set_rules_hint (true);
  37         view.set_name (X_("KeyEditorTree"));
  38
  39         view.get_selection()->signal_changed().connect (mem_fun (*this, &KeyEditor::action_selected));
  40
  41         scroller.add (view);
  42         scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
  43
  44         get_vbox()->pack_start (scroller);
  45         get_vbox()->set_border_width (12);
  46
  47         scroller.show ();
  48         view.show ();
  49 }
  50
  51 void
  52 KeyEditor::on_show ()
  53 {
  54         populate ();
  55         view.get_selection()->unselect_all ();
  56         ArdourDialog::on_show ();
  57 }
  58
  59 void
  60 KeyEditor::on_unmap ()
  61 {
  62         ArdourDialog::on_unmap ();
  63 }
  64
  65 void
  66 KeyEditor::action_selected ()
  67 {
  68 }
  69
  70 bool
  71 KeyEditor::on_key_press_event (GdkEventKey* ev)
  72 {
  73         can_bind = true;
  74         last_state = ev->state;
  75 }
  76
  77 bool
  78 KeyEditor::on_key_release_event (GdkEventKey* ev)
  79 {
  80         if (!can_bind || ev->state != last_state) {
  81                 return false;
  82         }
  83
  84         TreeModel::iterator i = view.get_selection()->get_selected();
  85
  86         if (i != model->children().end()) {
  87                 string path = (*i)[columns.path];
  88
  89                 if (!(*i)[columns.bindable]) {
  90                         goto out;
  91                 }
  92
  93                 bool result = AccelMap::change_entry (path,
  94                                                       ev->keyval,
  95                                                       (ModifierType) ev->state,
  96                                                       true);
  97
  98                 if (result) {
  99                         bool known;
 100                         AccelKey key;
 101
 102                         known = ActionManager::lookup_entry (path, key);
 103
 104                         if (known) {
 105                                 (*i)[columns.binding] = ActionManager::ui_manager->get_accel_group()->name (key.get_key(), Gdk::ModifierType (key.get_mod()));
 106                         } else {
 107                                 (*i)[columns.binding] = string();
 108                         }
 109                 }
 110
 111
 112         }
 113
 114   out:
 115         can_bind = false;
 116         return true;
 117 }
 118
 119 void
 120 KeyEditor::populate ()
 121 {
 122         vector<string> paths;
 123         vector<string> labels;
 124         vector<string> keys;
 125         vector<AccelKey> bindings;
 126         typedef std::map<string,TreeIter> NodeMap;
 127         NodeMap nodes;
 128         NodeMap::iterator r;
 129
 130         ActionManager::get_all_actions (labels, paths, keys, bindings);
 131
 132         vector<string>::iterator k;
 133         vector<string>::iterator p;
 134         vector<string>::iterator l;
 135
 136         model->clear ();
 137
 138         for (l = labels.begin(), k = keys.begin(), p = paths.begin(); l != labels.end(); ++k, ++p, ++l) {
 139
 140                 TreeModel::Row row;
 141                 vector<string> parts;
 142
 143                 parts.clear ();
 144
 145                 split (*p, parts, '/');
 146
 147                 if (parts.empty()) {
 148                         continue;
 149                 }
 150
 151                 if ((r = nodes.find (parts[1])) == nodes.end()) {
 152
 153                         /* top level is missing */
 154
 155                         TreeIter rowp;
 156                         TreeModel::Row parent;
 157                         rowp = model->append();
 158                         nodes[parts[1]] = rowp;
 159                         parent = *(rowp);
 160                         parent[columns.action] = parts[1];
 161                         parent[columns.bindable] = false;
 162
 163                         row = *(model->append (parent.children()));
 164
 165                 } else {
 166
 167                         row = *(model->append ((*r->second)->children()));
 168
 169                 }
 170
 171                 /* add this action */
 172
 173                 row[columns.action] = (*l);
 174                 row[columns.path] = (*p);
 175                 row[columns.bindable] = true;
 176
 177                 if (*k == ActionManager::unbound_string) {
 178                         row[columns.binding] = string();
 179                 } else {
 180                         row[columns.binding] = (*k);
 181                 }
 182         }
 183 }