gtk2_ardour/editor_snapshots.cc

   1 /*
   2     Copyright (C) 2000-2009 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
  21 #include <glib.h>
  22 #include <glibmm.h>
  23 #include <glibmm/datetime.h>
  24
  25 #include <gtkmm/liststore.h>
  26
  27 #include "pbd/file_utils.h"
  28 #include "pbd/gstdio_compat.h"
  29 #include "pbd/i18n.h"
  30
  31 #include "ardour/filename_extensions.h"
  32 #include "ardour/profile.h"
  33 #include "ardour/session.h"
  34 #include "ardour/session_state_utils.h"
  35 #include "ardour/session_directory.h"
  36
  37 #include "widgets/choice.h"
  38 #include "widgets/prompter.h"
  39
  40 #include "editor_snapshots.h"
  41 #include "ardour_ui.h"
  42 #include "utils.h"
  43
  44 using namespace std;
  45 using namespace PBD;
  46 using namespace Gtk;
  47 using namespace ARDOUR;
  48 using namespace ARDOUR_UI_UTILS;
  49
  50 EditorSnapshots::EditorSnapshots (Editor* e)
  51         : EditorComponent (e)
  52 {
  53         _snap_model = ListStore::create (_columns);
  54         _snap_display.set_model (_snap_model);
  55         _snap_display.append_column (_("Snapshot (click to load)"), _columns.visible_name);
  56         _snap_display.append_column (_("Modified Date"), _columns.time_formatted);
  57         _snap_display.set_size_request (75, -1);
  58         _snap_display.set_headers_visible (true);
  59         _snap_display.set_reorderable (false);
  60         _snap_scroller.add (_snap_display);
  61         _snap_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
  62
  63         _snap_display.get_selection()->signal_changed().connect (sigc::mem_fun(*this, &EditorSnapshots::selection_changed));
  64         _snap_display.signal_button_press_event().connect (sigc::mem_fun (*this, &EditorSnapshots::button_press), false);
  65
  66         _back_model = ListStore::create (_columns);
  67         _back_display.set_model (_back_model);
  68         _back_display.append_column (_("Auto-Backup (click to load)"), _columns.visible_name);
  69         _back_display.append_column (_("Modified Date"), _columns.time_formatted);
  70         _back_display.set_size_request (75, -1);
  71         _back_display.set_headers_visible (true);
  72         _back_display.set_reorderable (false);
  73         _back_scroller.add (_back_display);
  74         _back_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
  75
  76         _back_display.get_selection()->signal_changed().connect (sigc::mem_fun(*this, &EditorSnapshots::backup_selection_changed));
  77
  78         _pane.add(_snap_scroller);
  79 if(Profile->get_mixbus()) {
  80         _pane.add(_back_scroller);
  81 }
  82 }
  83
  84 void
  85 EditorSnapshots::set_session (Session* s)
  86 {
  87         SessionHandlePtr::set_session (s);
  88
  89         redisplay ();
  90 }
  91
  92 /** A new snapshot has been selected.
  93  */
  94 void
  95 EditorSnapshots::selection_changed ()
  96 {
  97         if (_snap_display.get_selection()->count_selected_rows() > 0) {
  98
  99                 TreeModel::iterator i = _snap_display.get_selection()->get_selected();
 100
 101                 std::string snap_name = (*i)[_columns.real_name];
 102
 103                 if (snap_name.length() == 0) {
 104                         return;
 105                 }
 106
 107                 if (_session->snap_name() == snap_name) {
 108                         return;
 109                 }
 110
 111                 _snap_display.set_sensitive (false);
 112                 ARDOUR_UI::instance()->load_session (_session->path(), string (snap_name));
 113                 _snap_display.set_sensitive (true);
 114         }
 115 }
 116
 117 bool
 118 EditorSnapshots::button_press (GdkEventButton* ev)
 119 {
 120         if (ev->button == 3) {
 121                 /* Right-click on the snapshot list. Work out which snapshot it
 122                    was over. */
 123                 Gtk::TreeModel::Path path;
 124                 Gtk::TreeViewColumn* col;
 125                 int cx;
 126                 int cy;
 127                 _snap_display.get_path_at_pos ((int) ev->x, (int) ev->y, path, col, cx, cy);
 128                 Gtk::TreeModel::iterator iter = _snap_model->get_iter (path);
 129                 if (iter) {
 130                         Gtk::TreeModel::Row row = *iter;
 131                         popup_context_menu (ev->button, ev->time, row[_columns.real_name]);
 132                 }
 133                 return true;
 134         }
 135
 136         return false;
 137 }
 138
 139
 140 /** Pop up the snapshot display context menu.
 141  * @param button Button used to open the menu.
 142  * @param time Menu open time.
 143  * @param snapshot_name Name of the snapshot that the menu click was over.
 144  */
 145 void
 146 EditorSnapshots::popup_context_menu (int button, int32_t time, std::string snapshot_name)
 147 {
 148         using namespace Menu_Helpers;
 149
 150         MenuList& items (_menu.items());
 151         items.clear ();
 152
 153         const bool modification_allowed = (_session->snap_name() != snapshot_name && _session->name() != snapshot_name);
 154
 155         add_item_with_sensitivity (items, MenuElem (_("Remove"), sigc::bind (sigc::mem_fun (*this, &EditorSnapshots::remove), snapshot_name)), modification_allowed);
 156
 157         add_item_with_sensitivity (items, MenuElem (_("Rename..."), sigc::bind (sigc::mem_fun (*this, &EditorSnapshots::rename), snapshot_name)), modification_allowed);
 158
 159         _menu.popup (button, time);
 160 }
 161
 162 void
 163 EditorSnapshots::rename (std::string old_name)
 164 {
 165         ArdourWidgets::Prompter prompter(true);
 166
 167         string new_name;
 168
 169         prompter.set_name ("Prompter");
 170         prompter.set_title (_("Rename Snapshot"));
 171         prompter.add_button (Gtk::Stock::SAVE, Gtk::RESPONSE_ACCEPT);
 172         prompter.set_prompt (_("New name of snapshot"));
 173         prompter.set_initial_text (old_name);
 174
 175         if (prompter.run() == RESPONSE_ACCEPT) {
 176                 prompter.get_result (new_name);
 177                 if (new_name.length()) {
 178                         _session->rename_state (old_name, new_name);
 179                         redisplay ();
 180                 }
 181         }
 182 }
 183
 184
 185 void
 186 EditorSnapshots::remove (std::string name)
 187 {
 188         vector<string> choices;
 189
 190         std::string prompt = string_compose (_("Do you really want to remove snapshot \"%1\" ?\n(which cannot be undone)"), name);
 191
 192         choices.push_back (_("No, do nothing."));
 193         choices.push_back (_("Yes, remove it."));
 194
 195         ArdourWidgets::Choice prompter (_("Remove snapshot"), prompt, choices);
 196
 197         if (prompter.run () == 1) {
 198                 _session->remove_state (name);
 199                 redisplay ();
 200         }
 201 }
 202
 203 void
 204 EditorSnapshots::redisplay ()
 205 {
 206         if (_session == 0) {
 207                 return;
 208         }
 209
 210         //fill the snapshots pane
 211         {
 212                 vector<std::string> state_file_paths;
 213
 214                 get_state_files_in_directory (_session->session_directory().root_path(),
 215                                                                           state_file_paths);
 216
 217                 if (state_file_paths.empty()) {
 218                         return;
 219                 }
 220
 221                 vector<string> state_file_names (get_file_names_no_extension(state_file_paths));
 222
 223                 _snap_model->clear ();
 224
 225                 for (vector<string>::iterator i = state_file_names.begin(); i != state_file_names.end(); ++i)
 226                 {
 227                         string statename = (*i);
 228                         TreeModel::Row row = *(_snap_model->append());
 229
 230                         /* this lingers on in case we ever want to change the visible
 231                            name of the snapshot.
 232                         */
 233
 234                         string display_name;
 235                         display_name = statename;
 236
 237                         if (statename == _session->snap_name()) {
 238                                 _snap_display.get_selection()->select(row);
 239                         }
 240
 241                         std::string s = Glib::build_filename (_session->path(), statename + ARDOUR::statefile_suffix);
 242
 243                         GStatBuf gsb;
 244                         g_stat (s.c_str(), &gsb);
 245                         Glib::DateTime gdt(Glib::DateTime::create_now_local (gsb.st_mtime));
 246
 247                         row[_columns.visible_name] = display_name;
 248                         row[_columns.real_name] = statename;
 249                         row[_columns.time_formatted] = gdt.format ("%F %H:%M");
 250                 }
 251         }
 252
 253         //fill the backup pane
 254         {
 255                 vector<std::string> state_file_paths;
 256
 257                 get_state_files_in_directory (_session->session_directory().backup_path(),
 258                                                                           state_file_paths);
 259
 260                 if (state_file_paths.empty()) {
 261                         return;
 262                 }
 263
 264                 vector<string> state_file_names (get_file_names_no_extension(state_file_paths));
 265
 266                 _back_model->clear ();
 267
 268                 for (vector<string>::iterator i = state_file_names.begin(); i != state_file_names.end(); ++i)
 269                 {
 270                         string statename = (*i);
 271                         TreeModel::Row row = *(_back_model->append());
 272
 273                         /* this lingers on in case we ever want to change the visible
 274                            name of the snapshot.
 275                         */
 276
 277                         string display_name;
 278                         display_name = statename;
 279
 280                         std::string s = Glib::build_filename (_session->path(), statename + ARDOUR::statefile_suffix);
 281
 282                         GStatBuf gsb;
 283                         g_stat (s.c_str(), &gsb);
 284                         Glib::DateTime gdt(Glib::DateTime::create_now_local (gsb.st_mtime));
 285
 286                         row[_columns.visible_name] = display_name;
 287                         row[_columns.real_name] = statename;
 288                         row[_columns.time_formatted] = gdt.format ("%F %H:%M");
 289                 }
 290         }
 291
 292 }
 293
 294 /** A new backup has been selected.
 295  */
 296 void
 297 EditorSnapshots::backup_selection_changed ()
 298 {
 299         if (_back_display.get_selection()->count_selected_rows() > 0) {
 300
 301                 TreeModel::iterator i = _back_display.get_selection()->get_selected();
 302
 303                 std::string back_name = (*i)[_columns.real_name];
 304
 305                 //copy the backup file to the session root folder, so we can open it
 306                 std::string back_path = _session->session_directory().backup_path() + G_DIR_SEPARATOR + back_name + ARDOUR::statefile_suffix;
 307                 std::string copy_path = _session->session_directory().root_path() + G_DIR_SEPARATOR + back_name + ARDOUR::statefile_suffix;
 308                 PBD::copy_file (back_path, copy_path);
 309
 310                 //now open the copy
 311                 _snap_display.set_sensitive (false);
 312                 ARDOUR_UI::instance()->load_session (_session->path(), string (back_name));
 313                 _snap_display.set_sensitive (true);
 314         }
 315 }
 316