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
  30 #include "ardour/filename_extensions.h"
  31 #include "ardour/profile.h"
  32 #include "ardour/session.h"
  33 #include "ardour/session_state_utils.h"
  34 #include "ardour/session_directory.h"
  35
  36 #include "widgets/choice.h"
  37 #include "widgets/prompter.h"
  38
  39 #include "editor_snapshots.h"
  40 #include "ardour_ui.h"
  41 #include "utils.h"
  42
  43 #include "pbd/i18n.h"
  44
  45 using namespace std;
  46 using namespace PBD;
  47 using namespace Gtk;
  48 using namespace ARDOUR;
  49 using namespace ARDOUR_UI_UTILS;
  50
  51 EditorSnapshots::EditorSnapshots (Editor* e)
  52         : EditorComponent (e)
  53 {
  54         _snap_model = ListStore::create (_columns);
  55         _snap_display.set_model (_snap_model);
  56         _snap_display.append_column (_("Snapshot (click to load)"), _columns.visible_name);
  57         _snap_display.append_column (_("Modified Date"), _columns.time_formatted);
  58         _snap_display.set_size_request (75, -1);
  59         _snap_display.set_headers_visible (true);
  60         _snap_display.set_reorderable (false);
  61         _snap_scroller.add (_snap_display);
  62         _snap_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
  63
  64         _snap_display.get_selection()->signal_changed().connect (sigc::mem_fun(*this, &EditorSnapshots::selection_changed));
  65         _snap_display.signal_button_press_event().connect (sigc::mem_fun (*this, &EditorSnapshots::button_press), false);
  66
  67         _back_model = ListStore::create (_columns);
  68         _back_display.set_model (_back_model);
  69         _back_display.append_column (_("Auto-Backup (click to load)"), _columns.visible_name);
  70         _back_display.append_column (_("Modified Date"), _columns.time_formatted);
  71         _back_display.set_size_request (75, -1);
  72         _back_display.set_headers_visible (true);
  73         _back_display.set_reorderable (false);
  74         _back_scroller.add (_back_display);
  75         _back_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
  76
  77         _back_display.get_selection()->signal_changed().connect (sigc::mem_fun(*this, &EditorSnapshots::backup_selection_changed));
  78
  79         _pane.add(_snap_scroller);
  80 if(Profile->get_mixbus()) {
  81         _pane.add(_back_scroller);
  82 }
  83 }
  84
  85 void
  86 EditorSnapshots::set_session (Session* s)
  87 {
  88         SessionHandlePtr::set_session (s);
  89
  90         redisplay ();
  91 }
  92
  93 /** A new snapshot has been selected.
  94  */
  95 void
  96 EditorSnapshots::selection_changed ()
  97 {
  98         if (_snap_display.get_selection()->count_selected_rows() > 0) {
  99
 100                 TreeModel::iterator i = _snap_display.get_selection()->get_selected();
 101
 102                 std::string snap_name = (*i)[_columns.real_name];
 103
 104                 if (snap_name.length() == 0) {
 105                         return;
 106                 }
 107
 108                 if (_session->snap_name() == snap_name) {
 109                         return;
 110                 }
 111
 112                 _snap_display.set_sensitive (false);
 113                 ARDOUR_UI::instance()->load_session (_session->path(), string (snap_name));
 114                 _snap_display.set_sensitive (true);
 115         }
 116 }
 117
 118 bool
 119 EditorSnapshots::button_press (GdkEventButton* ev)
 120 {
 121         if (ev->button == 3) {
 122                 /* Right-click on the snapshot list. Work out which snapshot it
 123                    was over. */
 124                 Gtk::TreeModel::Path path;
 125                 Gtk::TreeViewColumn* col;
 126                 int cx;
 127                 int cy;
 128                 _snap_display.get_path_at_pos ((int) ev->x, (int) ev->y, path, col, cx, cy);
 129                 Gtk::TreeModel::iterator iter = _snap_model->get_iter (path);
 130                 if (iter) {
 131                         Gtk::TreeModel::Row row = *iter;
 132                         popup_context_menu (ev->button, ev->time, row[_columns.real_name]);
 133                 }
 134                 return true;
 135         }
 136
 137         return false;
 138 }
 139
 140
 141 /** Pop up the snapshot display context menu.
 142  * @param button Button used to open the menu.
 143  * @param time Menu open time.
 144  * @param snapshot_name Name of the snapshot that the menu click was over.
 145  */
 146 void
 147 EditorSnapshots::popup_context_menu (int button, int32_t time, std::string snapshot_name)
 148 {
 149         using namespace Menu_Helpers;
 150
 151         MenuList& items (_menu.items());
 152         items.clear ();
 153
 154         const bool modification_allowed = (_session->snap_name() != snapshot_name && _session->name() != snapshot_name);
 155
 156         add_item_with_sensitivity (items, MenuElem (_("Remove"), sigc::bind (sigc::mem_fun (*this, &EditorSnapshots::remove), snapshot_name)), modification_allowed);
 157
 158         add_item_with_sensitivity (items, MenuElem (_("Rename..."), sigc::bind (sigc::mem_fun (*this, &EditorSnapshots::rename), snapshot_name)), modification_allowed);
 159
 160         _menu.popup (button, time);
 161 }
 162
 163 void
 164 EditorSnapshots::rename (std::string old_name)
 165 {
 166         ArdourWidgets::Prompter prompter(true);
 167
 168         string new_name;
 169
 170         prompter.set_name ("Prompter");
 171         prompter.set_title (_("Rename Snapshot"));
 172         prompter.add_button (Gtk::Stock::SAVE, Gtk::RESPONSE_ACCEPT);
 173         prompter.set_prompt (_("New name of snapshot"));
 174         prompter.set_initial_text (old_name);
 175
 176         if (prompter.run() == RESPONSE_ACCEPT) {
 177                 prompter.get_result (new_name);
 178                 if (new_name.length()) {
 179                         _session->rename_state (old_name, new_name);
 180                         redisplay ();
 181                 }
 182         }
 183 }
 184
 185
 186 void
 187 EditorSnapshots::remove (std::string name)
 188 {
 189         vector<string> choices;
 190
 191         std::string prompt = string_compose (_("Do you really want to remove snapshot \"%1\" ?\n(which cannot be undone)"), name);
 192
 193         choices.push_back (_("No, do nothing."));
 194         choices.push_back (_("Yes, remove it."));
 195
 196         ArdourWidgets::Choice prompter (_("Remove snapshot"), prompt, choices);
 197
 198         if (prompter.run () == 1) {
 199                 _session->remove_state (name);
 200                 redisplay ();
 201         }
 202 }
 203
 204 void
 205 EditorSnapshots::redisplay ()
 206 {
 207         if (_session == 0) {
 208                 return;
 209         }
 210
 211         //fill the snapshots pane
 212         {
 213                 vector<std::string> state_file_paths;
 214
 215                 get_state_files_in_directory (_session->session_directory().root_path(),
 216                                                                           state_file_paths);
 217
 218                 if (state_file_paths.empty()) {
 219                         return;
 220                 }
 221
 222                 vector<string> state_file_names (get_file_names_no_extension(state_file_paths));
 223
 224                 _snap_model->clear ();
 225
 226                 for (vector<string>::iterator i = state_file_names.begin(); i != state_file_names.end(); ++i)
 227                 {
 228                         string statename = (*i);
 229                         TreeModel::Row row = *(_snap_model->append());
 230
 231                         /* this lingers on in case we ever want to change the visible
 232                            name of the snapshot.
 233                         */
 234
 235                         string display_name;
 236                         display_name = statename;
 237
 238                         if (statename == _session->snap_name()) {
 239                                 _snap_display.get_selection()->select(row);
 240                         }
 241
 242                         std::string s = Glib::build_filename (_session->path(), statename + ARDOUR::statefile_suffix);
 243
 244                         GStatBuf gsb;
 245                         g_stat (s.c_str(), &gsb);
 246                         Glib::DateTime gdt(Glib::DateTime::create_now_local (gsb.st_mtime));
 247
 248                         row[_columns.visible_name] = display_name;
 249                         row[_columns.real_name] = statename;
 250                         row[_columns.time_formatted] = gdt.format ("%F %H:%M");
 251                 }
 252         }
 253
 254         //fill the backup pane
 255         {
 256                 vector<std::string> state_file_paths;
 257
 258                 get_state_files_in_directory (_session->session_directory().backup_path(),
 259                                                                           state_file_paths);
 260
 261                 if (state_file_paths.empty()) {
 262                         return;
 263                 }
 264
 265                 vector<string> state_file_names (get_file_names_no_extension(state_file_paths));
 266
 267                 _back_model->clear ();
 268
 269                 for (vector<string>::iterator i = state_file_names.begin(); i != state_file_names.end(); ++i)
 270                 {
 271                         string statename = (*i);
 272                         TreeModel::Row row = *(_back_model->append());
 273
 274                         /* this lingers on in case we ever want to change the visible
 275                            name of the snapshot.
 276                         */
 277
 278                         string display_name;
 279                         display_name = statename;
 280
 281                         std::string s = Glib::build_filename (_session->path(), statename + ARDOUR::statefile_suffix);
 282
 283                         GStatBuf gsb;
 284                         g_stat (s.c_str(), &gsb);
 285                         Glib::DateTime gdt(Glib::DateTime::create_now_local (gsb.st_mtime));
 286
 287                         row[_columns.visible_name] = display_name;
 288                         row[_columns.real_name] = statename;
 289                         row[_columns.time_formatted] = gdt.format ("%F %H:%M");
 290                 }
 291         }
 292
 293 }
 294
 295 /** A new backup has been selected.
 296  */
 297 void
 298 EditorSnapshots::backup_selection_changed ()
 299 {
 300         if (_back_display.get_selection()->count_selected_rows() > 0) {
 301
 302                 TreeModel::iterator i = _back_display.get_selection()->get_selected();
 303
 304                 std::string back_name = (*i)[_columns.real_name];
 305
 306                 //copy the backup file to the session root folder, so we can open it
 307                 std::string back_path = _session->session_directory().backup_path() + G_DIR_SEPARATOR + back_name + ARDOUR::statefile_suffix;
 308                 std::string copy_path = _session->session_directory().root_path() + G_DIR_SEPARATOR + back_name + ARDOUR::statefile_suffix;
 309                 PBD::copy_file (back_path, copy_path);
 310
 311                 //now open the copy
 312                 _snap_display.set_sensitive (false);
 313                 ARDOUR_UI::instance()->load_session (_session->path(), string (back_name));
 314                 _snap_display.set_sensitive (true);
 315         }
 316 }
 317