initial pass at a missing file dialog and "relocatable" source files. lots more to do here

git-svn-id: svn://localhost/ardour2/branches/3.0@7983 d708f5d6-7413-0410-9779-e7cbd77b26cf

gtk2_ardour/missing_file_dialog.cc

@@ -0,0 +1,166 @@
+/*
+    Copyright (C) 2010 Paul Davis
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "pbd/compose.h"
+#include "pbd/replace_all.h"
+#include "pbd/strsplit.h"
+
+#include "ardour/session.h"
+
+#include "missing_file_dialog.h"
+
+using namespace Gtk;
+using namespace std;
+using namespace ARDOUR;
+using namespace PBD;
+
+MissingFileDialog::MissingFileDialog (Session* s, const std::string& path, DataType type)
+        : ArdourDialog (_("Missing File!"), true, false)
+        , filetype (type)
+        , chooser (FILE_CHOOSER_ACTION_SELECT_FOLDER)
+        , use_chosen (_("Add chosen folder to search path, and try again"))
+        , choice_group (use_chosen.get_group())
+        , use_chosen_and_no_more_questions (choice_group, _("Add chosen folder to search path, try again but don't ask me again"), false)
+        , stop_loading_button (choice_group, _("Stop loading this session"), false)
+        , all_missing_ok (choice_group, _("This and all other missing files are OK"), false)
+        , this_missing_ok (choice_group, _("This missing file is OK"), false)
+{
+        set_session (s);
+
+        add_button (_("Done"), RESPONSE_OK);
+
+        string typestr;
+
+        switch (type) {
+        case DataType::AUDIO:
+                typestr = _("An audio");
+                break;
+        case DataType::MIDI:
+                typestr = _("A MIDI");
+                break;
+        }
+
+        string dirstr;
+
+        dirstr = s->source_search_path (type);
+        replace_all (dirstr, ":", "\n");
+
+        msg.set_markup (string_compose (_("%1 file (\"%2\") cannot be found.\n\n\
+Currently, Ardour has searched in the following folders for this file:\n\n\
+<tt>%3</tt>\n\n\
+The following options are available:"), typestr, path, dirstr));
+
+        VBox* button_packer_box = manage (new VBox);
+
+        button_packer_box->set_spacing (6);
+        button_packer_box->set_border_width (12);
+
+        button_packer_box->pack_start (use_chosen, false, false);
+        button_packer_box->pack_start (use_chosen_and_no_more_questions, false, false);
+        button_packer_box->pack_start (this_missing_ok, false, false);
+        button_packer_box->pack_start (all_missing_ok, false, false);
+        button_packer_box->pack_start (stop_loading_button, false, false);
+
+        button_packer_box->show_all ();
+        
+        get_vbox()->set_spacing (6);
+        get_vbox()->set_border_width (12);
+        get_vbox()->set_homogeneous (false);
+
+        get_vbox()->pack_start (msg, false, false);
+
+        HBox* hbox = manage (new HBox);
+        hbox->pack_start (*button_packer_box, false, true);
+        hbox->show ();
+
+        get_vbox()->pack_start (*hbox, false, false);
+        get_vbox()->pack_start (chooser, true, true);
+
+        msg.show ();
+        chooser.set_size_request (-1, 300);
+        chooser.show ();
+        chooser.set_current_folder (Glib::get_home_dir());
+        chooser.set_create_folders (false);
+}
+
+void
+MissingFileDialog::add_chosen ()
+{
+        string str;
+        string newdir;
+        vector<string> dirs;
+
+        switch (filetype) {
+        case DataType::AUDIO:
+                str = _session->config.get_audio_search_path();
+                break;
+        case DataType::MIDI:
+                str = _session->config.get_midi_search_path();
+                break;
+        }
+
+        split (str, dirs, ':');
+
+        newdir = chooser.get_filename ();
+
+        for (vector<string>::iterator d = dirs.begin(); d != dirs.end(); d++) {
+                if (*d == newdir) {
+                        return;
+                }
+        }
+
+        if (!str.empty()) {
+                str += ':';
+        } 
+        
+        str += newdir;
+
+        switch (filetype) {
+        case DataType::AUDIO:
+                _session->config.set_audio_search_path (str);
+                break;
+        case DataType::MIDI:
+                _session->config.set_midi_search_path (str);
+                break;
+        }
+}
+
+int
+MissingFileDialog::get_action ()
+{
+
+        if (use_chosen.get_active ()) {
+                add_chosen ();
+                return 0;
+        }
+
+        if (use_chosen_and_no_more_questions.get_active()) {
+                add_chosen ();
+                return 2;
+        }
+
+        if (this_missing_ok.get_active()) {
+                return -1;
+        }
+
+        if (all_missing_ok.get_active ()) {
+                return 3;
+        }
+
+        return 1;
+}