Use more ScopeGuards.
[dcpomatic.git] / src / tools / dcpomatic.cc
index adc7823c50a0e8a7e456abacb2bca1ca98c9161d..257bb7ab199b9d0596d49c3f577041ad69dc74e9 100644 (file)
@@ -60,6 +60,7 @@
 #include "lib/cinema.h"
 #include "lib/compose.hpp"
 #include "lib/config.h"
+#include "lib/constants.h"
 #include "lib/content.h"
 #include "lib/content_factory.h"
 #include "lib/cross.h"
@@ -79,6 +80,7 @@
 #include "lib/log.h"
 #include "lib/make_dcp.h"
 #include "lib/release_notes.h"
+#include "lib/scope_guard.h"
 #include "lib/screen.h"
 #include "lib/send_kdm_email_job.h"
 #include "lib/signal_manager.h"
@@ -86,7 +88,6 @@
 #include "lib/text_content.h"
 #include "lib/transcode_job.h"
 #include "lib/update_checker.h"
-#include "lib/util.h"
 #include "lib/version.h"
 #include "lib/video_content.h"
 #include <dcp/exceptions.h>
@@ -270,6 +271,47 @@ enum {
 };
 
 
+class LimitedFrameSplitter : public wxSplitterWindow
+{
+public:
+       LimitedFrameSplitter(wxWindow* parent)
+               : wxSplitterWindow(parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxSP_NOBORDER | wxSP_3DSASH | wxSP_LIVE_UPDATE)
+       {
+               /* This value doesn't really mean much but we just want to stop double-click on the
+                  divider from shrinking the left panel.
+                  */
+               SetMinimumPaneSize(64);
+
+               Bind(wxEVT_SIZE, boost::bind(&LimitedFrameSplitter::sized, this, _1));
+       }
+
+       bool OnSashPositionChange(int new_position) override
+       {
+               /* Try to stop the left bit of the splitter getting too small */
+               auto const ok = new_position > _left_panel_minimum_size;
+               if (ok) {
+                       Config::instance()->set_main_divider_sash_position(new_position);
+               }
+               return ok;
+       }
+
+private:
+       void sized(wxSizeEvent& ev)
+       {
+               if (GetSize().GetWidth() > _left_panel_minimum_size && GetSashPosition() < _left_panel_minimum_size) {
+                       /* The window is now fairly big but the left panel is small; this happens when the DCP-o-matic window
+                        * is shrunk and then made larger again.  Try to set a sensible left panel size in this case.
+                        */
+                       SetSashPosition(Config::instance()->main_divider_sash_position().get_value_or(_left_panel_minimum_size));
+               }
+
+               ev.Skip();
+       }
+
+       int const _left_panel_minimum_size = 200;
+};
+
+
 class DOMFrame : public wxFrame
 {
 public:
@@ -278,8 +320,9 @@ public:
                /* Use a panel as the only child of the Frame so that we avoid
                   the dark-grey background on Windows.
                */
-               , _overall_panel(new wxPanel(this, wxID_ANY))
-               , _film_viewer(_overall_panel)
+               , _splitter(new LimitedFrameSplitter(this))
+               , _right_panel(new wxPanel(_splitter, wxID_ANY))
+               , _film_viewer(_right_panel)
        {
 #if defined(DCPOMATIC_WINDOWS)
                if (Config::instance()->win32_console()) {
@@ -353,18 +396,26 @@ public:
                Bind (wxEVT_CLOSE_WINDOW, boost::bind (&DOMFrame::close, this, _1));
                Bind (wxEVT_SHOW, boost::bind (&DOMFrame::show, this, _1));
 
-               _controls = new StandardControls(_overall_panel, _film_viewer, true);
-               _film_editor = new FilmEditor(_overall_panel, _film_viewer);
-               auto job_manager_view = new JobManagerView(_overall_panel, false);
+               auto left_panel = new wxPanel(_splitter, wxID_ANY);
+
+               _film_editor = new FilmEditor(left_panel, _film_viewer);
+
+               auto left_sizer = new wxBoxSizer(wxHORIZONTAL);
+               left_sizer->Add(_film_editor, 1, wxEXPAND);
+
+               left_panel->SetSizerAndFit(left_sizer);
+
+               _controls = new StandardControls(_right_panel, _film_viewer, true);
+               auto job_manager_view = new JobManagerView(_right_panel, false);
 
                auto right_sizer = new wxBoxSizer (wxVERTICAL);
                right_sizer->Add(_film_viewer.panel(), 2, wxEXPAND | wxALL, 6);
                right_sizer->Add (_controls, 0, wxEXPAND | wxALL, 6);
                right_sizer->Add (job_manager_view, 1, wxEXPAND | wxALL, 6);
 
-               wxBoxSizer* main_sizer = new wxBoxSizer (wxHORIZONTAL);
-               main_sizer->Add (_film_editor, 0, wxEXPAND | wxALL, 6);
-               main_sizer->Add (right_sizer, 1, wxEXPAND | wxALL, 6);
+               _right_panel->SetSizer(right_sizer);
+
+               _splitter->SplitVertically(left_panel, _right_panel, Config::instance()->main_divider_sash_position().get_value_or(left_panel->GetSize().GetWidth() + 8));
 
                set_menu_sensitivity ();
 
@@ -373,8 +424,6 @@ public:
 
                JobManager::instance()->ActiveJobsChanged.connect(boost::bind(&DOMFrame::active_jobs_changed, this));
 
-               _overall_panel->SetSizer(main_sizer);
-
                UpdateChecker::instance()->StateChanged.connect(boost::bind(&DOMFrame::update_checker_state_changed, this));
 
                FocusManager::instance()->SetFocus.connect (boost::bind (&DOMFrame::remove_accelerators, this));
@@ -529,36 +578,37 @@ private:
        void file_new ()
        {
                auto d = new FilmNameLocationDialog (this, _("New Film"), true);
+               ScopeGuard sg = [d]() { d->Destroy(); };
                int const r = d->ShowModal ();
 
-               if (r == wxID_OK && d->check_path() && maybe_save_then_delete_film<FilmChangedClosingDialog>()) {
-                       try {
-                               new_film (d->path(), d->template_name());
-                       } catch (boost::filesystem::filesystem_error& e) {
+               if (r != wxID_OK || !d->check_path() || !maybe_save_then_delete_film<FilmChangedClosingDialog>()) {
+                       return;
+               }
+
+               try {
+                       new_film (d->path(), d->template_name());
+               } catch (boost::filesystem::filesystem_error& e) {
 #ifdef DCPOMATIC_WINDOWS
-                               string bad_chars = "<>:\"/|?*";
-                               string const filename = d->path().filename().string();
-                               string found_bad_chars;
-                               for (size_t i = 0; i < bad_chars.length(); ++i) {
-                                       if (filename.find(bad_chars[i]) != string::npos && found_bad_chars.find(bad_chars[i]) == string::npos) {
-                                               found_bad_chars += bad_chars[i];
-                                       }
-                               }
-                               wxString message = _("Could not create folder to store film.");
-                               message += "  ";
-                               if (!found_bad_chars.empty()) {
-                                       message += wxString::Format (_("Try removing the %s characters from your folder name."), std_to_wx(found_bad_chars).data());
-                               } else {
-                                       message += _("Please check that you do not have Windows controlled folder access enabled for DCP-o-matic.");
+                       string bad_chars = "<>:\"/|?*";
+                       string const filename = d->path().filename().string();
+                       string found_bad_chars;
+                       for (size_t i = 0; i < bad_chars.length(); ++i) {
+                               if (filename.find(bad_chars[i]) != string::npos && found_bad_chars.find(bad_chars[i]) == string::npos) {
+                                       found_bad_chars += bad_chars[i];
                                }
-                               error_dialog (this, message, std_to_wx(e.what()));
+                       }
+                       wxString message = _("Could not create folder to store film.");
+                       message += "  ";
+                       if (!found_bad_chars.empty()) {
+                               message += wxString::Format (_("Try removing the %s characters from your folder name."), std_to_wx(found_bad_chars).data());
+                       } else {
+                               message += _("Please check that you do not have Windows controlled folder access enabled for DCP-o-matic.");
+                       }
+                       error_dialog (this, message, std_to_wx(e.what()));
 #else
-                               error_dialog (this, _("Could not create folder to store film."), std_to_wx(e.what()));
+                       error_dialog (this, _("Could not create folder to store film."), std_to_wx(e.what()));
 #endif
-                       }
                }
-
-               d->Destroy ();
        }
 
        void file_open ()
@@ -569,6 +619,7 @@ private:
                        std_to_wx (Config::instance()->default_directory_or (wx_to_std (wxStandardPaths::Get().GetDocumentsDir())).string ()),
                        wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
                        );
+               ScopeGuard sg = [c]() { c->Destroy(); };
 
                int r;
                while (true) {
@@ -583,8 +634,6 @@ private:
                if (r == wxID_OK && maybe_save_then_delete_film<FilmChangedClosingDialog>()) {
                        load_film (wx_to_std (c->GetPath ()));
                }
-
-               c->Destroy ();
        }
 
        void file_save ()
@@ -595,42 +644,37 @@ private:
        void file_save_as_template ()
        {
                auto d = new SaveTemplateDialog (this);
-               int const r = d->ShowModal ();
-               if (r == wxID_OK) {
+               ScopeGuard sg = [d]() { d->Destroy(); };
+               if (d->ShowModal() == wxID_OK) {
                        Config::instance()->save_template (_film, d->name ());
                }
-               d->Destroy ();
        }
 
        void file_duplicate ()
        {
                auto d = new FilmNameLocationDialog (this, _("Duplicate Film"), false);
-               int const r = d->ShowModal ();
+               ScopeGuard sg = [d]() { d->Destroy(); };
 
-               if (r == wxID_OK && d->check_path() && maybe_save_film<FilmChangedDuplicatingDialog>()) {
+               if (d->ShowModal() == wxID_OK && d->check_path() && maybe_save_film<FilmChangedDuplicatingDialog>()) {
                        shared_ptr<Film> film (new Film (d->path()));
                        film->copy_from (_film);
                        film->set_name (d->path().filename().generic_string());
                        film->write_metadata ();
                }
-
-               d->Destroy ();
        }
 
        void file_duplicate_and_open ()
        {
                auto d = new FilmNameLocationDialog (this, _("Duplicate Film"), false);
-               int const r = d->ShowModal ();
+               ScopeGuard sg = [d]() { d->Destroy(); };
 
-               if (r == wxID_OK && d->check_path() && maybe_save_film<FilmChangedDuplicatingDialog>()) {
+               if (d->ShowModal() == wxID_OK && d->check_path() && maybe_save_film<FilmChangedDuplicatingDialog>()) {
                        shared_ptr<Film> film (new Film (d->path()));
                        film->copy_from (_film);
                        film->set_name (d->path().filename().generic_string());
                        film->write_metadata ();
                        set_film (film);
                }
-
-               d->Destroy ();
        }
 
        void file_close ()
@@ -685,29 +729,31 @@ private:
                DCPOMATIC_ASSERT (_clipboard);
 
                auto d = new PasteDialog (this, static_cast<bool>(_clipboard->video), static_cast<bool>(_clipboard->audio), !_clipboard->text.empty());
-               if (d->ShowModal() == wxID_OK) {
-                       for (auto i: _film_editor->content_panel()->selected()) {
-                               if (d->video() && i->video) {
-                                       DCPOMATIC_ASSERT (_clipboard->video);
-                                       i->video->take_settings_from (_clipboard->video);
-                               }
-                               if (d->audio() && i->audio) {
-                                       DCPOMATIC_ASSERT (_clipboard->audio);
-                                       i->audio->take_settings_from (_clipboard->audio);
-                               }
+               ScopeGuard sg = [d]() { d->Destroy(); };
+               if (d->ShowModal() != wxID_OK) {
+                       return;
+               }
 
-                               if (d->text()) {
-                                       auto j = i->text.begin ();
-                                       auto k = _clipboard->text.begin ();
-                                       while (j != i->text.end() && k != _clipboard->text.end()) {
-                                               (*j)->take_settings_from (*k);
-                                               ++j;
-                                               ++k;
-                                       }
+               for (auto i: _film_editor->content_panel()->selected()) {
+                       if (d->video() && i->video) {
+                               DCPOMATIC_ASSERT (_clipboard->video);
+                               i->video->take_settings_from (_clipboard->video);
+                       }
+                       if (d->audio() && i->audio) {
+                               DCPOMATIC_ASSERT (_clipboard->audio);
+                               i->audio->take_settings_from (_clipboard->audio);
+                       }
+
+                       if (d->text()) {
+                               auto j = i->text.begin ();
+                               auto k = _clipboard->text.begin ();
+                               while (j != i->text.end() && k != _clipboard->text.end()) {
+                                       (*j)->take_settings_from (*k);
+                                       ++j;
+                                       ++k;
                                }
                        }
                }
-               d->Destroy ();
        }
 
        void edit_select_all ()
@@ -731,11 +777,9 @@ private:
                        _("Restore default preferences"),
                        wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
                        );
+               ScopeGuard sg = [d]() { d->Destroy(); };
 
-               int const r = d->ShowModal ();
-               d->Destroy ();
-
-               if (r == wxID_YES) {
+               if (d->ShowModal() == wxID_YES) {
                        Config::restore_defaults ();
                }
        }
@@ -746,11 +790,9 @@ private:
                        this, _("Specify ZIP file"), wxEmptyString, wxT("dcpomatic_config.zip"), wxT("ZIP files (*.zip)|*.zip"),
                        wxFD_SAVE | wxFD_OVERWRITE_PROMPT
                        );
+               ScopeGuard sg = [dialog]() { dialog->Destroy(); };
 
-               int const r = dialog->ShowModal ();
-               dialog->Destroy ();
-
-               if (r == wxID_OK) {
+               if (dialog->ShowModal() == wxID_OK) {
                        save_all_config_as_zip (wx_to_std(dialog->GetPath()));
                }
        }
@@ -775,9 +817,8 @@ private:
 
                if (Config::instance()->show_hints_before_make_dcp()) {
                        auto hints = new HintsDialog (this, _film, false);
-                       int const r = hints->ShowModal();
-                       hints->Destroy ();
-                       if (r == wxID_CANCEL) {
+                       ScopeGuard sg = [hints]() { hints->Destroy(); };
+                       if (hints->ShowModal() == wxID_CANCEL) {
                                return;
                        }
                }
@@ -889,9 +930,8 @@ private:
 
                if (Config::instance()->show_hints_before_make_dcp()) {
                        auto hints = new HintsDialog (this, _film, false);
-                       int const r = hints->ShowModal();
-                       hints->Destroy ();
-                       if (r == wxID_CANCEL) {
+                       ScopeGuard sg = [hints]() { hints->Destroy(); };
+                       if (hints->ShowModal() == wxID_CANCEL) {
                                return;
                        }
                }
@@ -929,8 +969,8 @@ private:
                }
 
                auto d = new SelfDKDMDialog (this, _film);
+               ScopeGuard sg = [d]() { d->Destroy(); };
                if (d->ShowModal () != wxID_OK) {
-                       d->Destroy ();
                        return;
                }
 
@@ -980,49 +1020,49 @@ private:
                                kdm->as_xml (path);
                        }
                }
-
-               d->Destroy ();
        }
 
 
        void jobs_export_video_file ()
        {
                auto d = new ExportVideoFileDialog (this, _film->isdcf_name(true));
-               if (d->ShowModal() == wxID_OK) {
-                       if (boost::filesystem::exists(d->path())) {
-                               bool ok = confirm_dialog(
-                                               this,
-                                               wxString::Format (_("File %s already exists.  Do you want to overwrite it?"), std_to_wx(d->path().string()).data())
-                                               );
-
-                               if (!ok) {
-                                       d->Destroy ();
-                                       return;
-                               }
-                       }
+               ScopeGuard sg = [d]() { d->Destroy(); };
+               if (d->ShowModal() != wxID_OK) {
+                       return;
+               }
 
-                       auto job = make_shared<TranscodeJob>(_film, TranscodeJob::ChangedBehaviour::EXAMINE_THEN_STOP);
-                       job->set_encoder (
-                               make_shared<FFmpegEncoder> (
-                                       _film, job, d->path(), d->format(), d->mixdown_to_stereo(), d->split_reels(), d->split_streams(), d->x264_crf())
-                               );
-                       JobManager::instance()->add (job);
+               if (boost::filesystem::exists(d->path())) {
+                       bool ok = confirm_dialog(
+                                       this,
+                                       wxString::Format (_("File %s already exists.  Do you want to overwrite it?"), std_to_wx(d->path().string()).data())
+                                       );
+
+                       if (!ok) {
+                               return;
+                       }
                }
-               d->Destroy ();
+
+               auto job = make_shared<TranscodeJob>(_film, TranscodeJob::ChangedBehaviour::EXAMINE_THEN_STOP);
+               job->set_encoder (
+                       make_shared<FFmpegEncoder> (
+                               _film, job, d->path(), d->format(), d->mixdown_to_stereo(), d->split_reels(), d->split_streams(), d->x264_crf())
+                       );
+               JobManager::instance()->add (job);
        }
 
 
        void jobs_export_subtitles ()
        {
                auto d = new ExportSubtitlesDialog (this, _film->reels().size(), _film->interop());
-               if (d->ShowModal() == wxID_OK) {
-                       auto job = make_shared<TranscodeJob>(_film, TranscodeJob::ChangedBehaviour::EXAMINE_THEN_STOP);
-                       job->set_encoder (
-                               make_shared<SubtitleEncoder>(_film, job, d->path(), _film->isdcf_name(true), d->split_reels(), d->include_font())
-                               );
-                       JobManager::instance()->add (job);
+               ScopeGuard sg = [d]() { d->Destroy(); };
+               if (d->ShowModal() != wxID_OK) {
+                       return;
                }
-               d->Destroy ();
+               auto job = make_shared<TranscodeJob>(_film, TranscodeJob::ChangedBehaviour::EXAMINE_THEN_STOP);
+               job->set_encoder(
+                       make_shared<SubtitleEncoder>(_film, job, d->path(), _film->isdcf_name(true), d->split_reels(), d->include_font())
+                       );
+               JobManager::instance()->add(job);
        }
 
 
@@ -1098,6 +1138,7 @@ private:
        void tools_send_translations ()
        {
                auto d = new SendI18NDialog (this);
+               ScopeGuard sg = [d]() { d->Destroy(); };
                if (d->ShowModal() == wxID_OK) {
                        string body;
                        body += d->name() + "\n";
@@ -1121,24 +1162,22 @@ private:
                                }
                        }
                }
-
-               d->Destroy ();
        }
 
        void help_about ()
        {
                auto d = new AboutDialog (this);
+               ScopeGuard sg = [d]() { d->Destroy(); };
                d->ShowModal ();
-               d->Destroy ();
        }
 
        void help_report_a_problem ()
        {
                auto d = new ReportProblemDialog (this, _film);
+               ScopeGuard sg = [d]() { d->Destroy(); };
                if (d->ShowModal () == wxID_OK) {
                        d->report ();
                }
-               d->Destroy ();
        }
 
        bool should_close ()
@@ -1153,10 +1192,9 @@ private:
                        _("Unfinished jobs"),
                        wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
                        );
+               ScopeGuard sg = [d]() { d->Destroy(); };
 
-               bool const r = d->ShowModal() == wxID_YES;
-               d->Destroy ();
-               return r;
+               return d->ShowModal() == wxID_YES;
        }
 
        void close (wxCloseEvent& ev)
@@ -1492,8 +1530,8 @@ private:
 
                if (uc->state() == UpdateChecker::State::YES) {
                        auto dialog = new UpdateDialog (this, uc->stable(), uc->test());
+                       ScopeGuard sg = [dialog]() { dialog->Destroy(); };
                        dialog->ShowModal ();
-                       dialog->Destroy ();
                } else if (uc->state() == UpdateChecker::State::FAILED) {
                        error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
                } else {
@@ -1530,8 +1568,8 @@ private:
        void analytics_message (string title, string html)
        {
                auto d = new HTMLDialog(this, std_to_wx(title), std_to_wx(html));
+               ScopeGuard sg = [d]() { d->Destroy(); };
                d->ShowModal();
-               d->Destroy();
        }
 
        void set_title ()
@@ -1550,7 +1588,8 @@ private:
        }
 
        FilmEditor* _film_editor;
-       wxPanel* _overall_panel;
+       LimitedFrameSplitter* _splitter;
+       wxPanel* _right_panel;
        FilmViewer _film_viewer;
        StandardControls* _controls;
        VideoWaveformDialog* _video_waveform_dialog = nullptr;
@@ -1697,12 +1736,12 @@ private:
                                UpdateChecker::instance()->run ();
                        }
 
-                       auto release_notes = find_release_notes();
+                       auto release_notes = find_release_notes(gui_is_dark());
                        if (release_notes) {
                                auto notes = new HTMLDialog(nullptr, _("Release notes"), std_to_wx(*release_notes), true);
+                               ScopeGuard sg = [notes]() { notes->Destroy(); };
                                notes->Centre();
                                notes->ShowModal();
-                               notes->Destroy();
                        }
                }
                catch (exception& e)
@@ -1824,7 +1863,7 @@ private:
        {
                if (_splash) {
                        _splash->Destroy ();
-                       _splash = 0;
+                       _splash = nullptr;
                }
        }
 
@@ -1861,9 +1900,8 @@ private:
                                _("Do nothing"),
                                Config::NAG_BAD_SIGNER_CHAIN_UTF8
                                );
-                       int const r = d->ShowModal ();
-                       d->Destroy ();
-                       return r == wxID_OK;
+                       ScopeGuard sg = [d]() { d->Destroy(); };
+                       return d->ShowModal() == wxID_OK;
                }
                case Config::BAD_SIGNER_VALIDITY_TOO_LONG:
                {
@@ -1878,9 +1916,8 @@ private:
                                _("Do nothing"),
                                Config::NAG_BAD_SIGNER_CHAIN_VALIDITY
                                );
-                       int const r = d->ShowModal ();
-                       d->Destroy ();
-                       return r == wxID_OK;
+                       ScopeGuard sg = [d]() { d->Destroy(); };
+                       return d->ShowModal() == wxID_OK;
                }
                case Config::BAD_SIGNER_INCONSISTENT:
                {
@@ -1891,9 +1928,8 @@ private:
                                  "the certificate chain for signing DCPs and KDMs?"),
                                _("Close DCP-o-matic")
                                );
-                       int const r = d->ShowModal ();
-                       d->Destroy ();
-                       if (r != wxID_OK) {
+                       ScopeGuard sg = [d]() { d->Destroy(); };
+                       if (d->ShowModal() != wxID_OK) {
                                exit (EXIT_FAILURE);
                        }
                        return true;
@@ -1908,9 +1944,8 @@ private:
                                  "configuration before continuing."),
                                _("Close DCP-o-matic")
                                );
-                       int const r = d->ShowModal ();
-                       d->Destroy ();
-                       if (r != wxID_OK) {
+                       ScopeGuard sg = [d]() { d->Destroy(); };
+                       if (d->ShowModal() != wxID_OK) {
                                exit (EXIT_FAILURE);
                        }
                        return true;