Aegisub/src/dialog_export.cpp

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// Copyright (c) 2005, Rodrigo Braz Monteiro, Niels Martin Hansen
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Aegisub Project http://www.aegisub.org/
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#include "ass_exporter.h"
#include "ass_file.h"
#include "compat.h"
#include "include/aegisub/context.h"
#include "help_button.h"
#include "libresrc/libresrc.h"
#include "subtitle_format.h"
#include "utils.h"
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#include <libaegisub/charset_conv.h>
#include <algorithm>
#include <boost/filesystem/path.hpp>
#include <boost/tokenizer.hpp>
#include <wx/button.h>
#include <wx/dialog.h>
#include <wx/checklst.h>
#include <wx/choice.h>
#include <wx/msgdlg.h>
#include <wx/sizer.h>
#include <wx/stattext.h>
#include <wx/textctrl.h>
namespace {
class DialogExport {
wxDialog d;
agi::Context *c;
/// The export transform engine
AssExporter exporter;
/// The description of the currently selected export filter
wxTextCtrl *filter_description;
/// A list of all registered export filters
wxCheckListBox *filter_list;
/// A list of available target charsets
wxChoice *charset_list;
wxSizer *opt_sizer;
void OnProcess(wxCommandEvent &);
void OnChange(wxCommandEvent &);
/// Set all the checkboxes
void SetAll(bool new_value);
/// Update which options sizers are shown
void RefreshOptions();
public:
DialogExport(agi::Context *c);
~DialogExport();
void ShowModal() { d.ShowModal(); }
};
// Swap the items at idx and idx + 1
void swap(wxCheckListBox *list, int idx, int sel_dir) {
if (idx < 0 || idx + 1 == (int)list->GetCount()) return;
list->Freeze();
wxString tempname = list->GetString(idx);
bool tempval = list->IsChecked(idx);
list->SetString(idx, list->GetString(idx + 1));
list->Check(idx, list->IsChecked(idx + 1));
list->SetString(idx + 1, tempname);
list->Check(idx + 1, tempval);
list->SetSelection(idx + sel_dir);
list->Thaw();
}
DialogExport::DialogExport(agi::Context *c)
: d(c->parent, -1, _("Export"), wxDefaultPosition, wxSize(200, 100), wxCAPTION | wxCLOSE_BOX)
, c(c)
, exporter(c)
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{
d.SetIcon(GETICON(export_menu_16));
d.SetExtraStyle(wxWS_EX_VALIDATE_RECURSIVELY);
std::vector<std::string> filters = exporter.GetAllFilterNames();
filter_list = new wxCheckListBox(&d, -1, wxDefaultPosition, wxSize(200, 100), to_wx(filters));
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filter_list->Bind(wxEVT_CHECKLISTBOX, [=](wxCommandEvent&) { RefreshOptions(); });
filter_list->Bind(wxEVT_LISTBOX, &DialogExport::OnChange, this);
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// Get selected filters
std::string const& selected = c->ass->Properties.export_filters;
boost::char_separator<char> sep("|");
for (auto const& token : boost::tokenizer<boost::char_separator<char>>(selected, sep)) {
auto it = find(begin(filters), end(filters), token);
if (it != end(filters))
filter_list->Check(distance(begin(filters), it));
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}
wxButton *btn_up = new wxButton(&d, -1, _("Move &Up"), wxDefaultPosition, wxSize(90, -1));
wxButton *btn_down = new wxButton(&d, -1, _("Move &Down"), wxDefaultPosition, wxSize(90, -1));
wxButton *btn_all = new wxButton(&d, -1, _("Select &All"), wxDefaultPosition, wxSize(80, -1));
wxButton *btn_none = new wxButton(&d, -1, _("Select &None"), wxDefaultPosition, wxSize(80, -1));
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btn_up->Bind(wxEVT_BUTTON, [=](wxCommandEvent&) { swap(filter_list, filter_list->GetSelection() - 1, 0); });
btn_down->Bind(wxEVT_BUTTON, [=](wxCommandEvent&) { swap(filter_list, filter_list->GetSelection() - 1, 0); });
btn_all->Bind(wxEVT_BUTTON, [=](wxCommandEvent&) { SetAll(true); });
btn_none->Bind(wxEVT_BUTTON, [=](wxCommandEvent&) { SetAll(false); });
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wxSizer *top_buttons = new wxBoxSizer(wxHORIZONTAL);
top_buttons->Add(btn_up, wxSizerFlags(1).Expand());
top_buttons->Add(btn_down, wxSizerFlags(1).Expand().Border(wxRIGHT));
top_buttons->Add(btn_all, wxSizerFlags(1).Expand());
top_buttons->Add(btn_none, wxSizerFlags(1).Expand());
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filter_description = new wxTextCtrl(&d, -1, "", wxDefaultPosition, wxSize(200, 60), wxTE_MULTILINE | wxTE_READONLY);
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// Charset dropdown list
wxStaticText *charset_list_label = new wxStaticText(&d, -1, _("Text encoding:"));
charset_list = new wxChoice(&d, -1, wxDefaultPosition, wxDefaultSize, agi::charset::GetEncodingsList<wxArrayString>());
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wxSizer *charset_list_sizer = new wxBoxSizer(wxHORIZONTAL);
charset_list_sizer->Add(charset_list_label, wxSizerFlags().Center().Border(wxRIGHT));
charset_list_sizer->Add(charset_list, wxSizerFlags(1).Expand());
if (!charset_list->SetStringSelection(to_wx(c->ass->Properties.export_encoding)))
charset_list->SetStringSelection("Unicode (UTF-8)");
wxSizer *top_sizer = new wxStaticBoxSizer(wxVERTICAL, &d, _("Filters"));
top_sizer->Add(filter_list, wxSizerFlags(1).Expand());
top_sizer->Add(top_buttons, wxSizerFlags(0).Expand());
top_sizer->Add(filter_description, wxSizerFlags(0).Expand().Border(wxTOP));
top_sizer->Add(charset_list_sizer, wxSizerFlags(0).Expand().Border(wxTOP));
auto btn_sizer = d.CreateStdDialogButtonSizer(wxOK | wxCANCEL | wxHELP);
btn_sizer->GetAffirmativeButton()->SetLabelText(_("Export..."));
d.Bind(wxEVT_BUTTON, &DialogExport::OnProcess, this, wxID_OK);
d.Bind(wxEVT_BUTTON, std::bind(&HelpButton::OpenPage, "Export"), wxID_HELP);
wxSizer *horz_sizer = new wxBoxSizer(wxHORIZONTAL);
opt_sizer = new wxBoxSizer(wxVERTICAL);
exporter.DrawSettings(&d, opt_sizer);
horz_sizer->Add(top_sizer, wxSizerFlags().Expand().Border(wxALL & ~wxRIGHT));
horz_sizer->Add(opt_sizer, wxSizerFlags(1).Expand().Border(wxALL & ~wxLEFT));
wxSizer *main_sizer = new wxBoxSizer(wxVERTICAL);
main_sizer->Add(horz_sizer, wxSizerFlags(1).Expand());
main_sizer->Add(btn_sizer, wxSizerFlags().Expand().Border(wxALL & ~wxTOP));
d.SetSizerAndFit(main_sizer);
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RefreshOptions();
d.CenterOnParent();
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}
DialogExport::~DialogExport() {
c->ass->Properties.export_filters.clear();
for (size_t i = 0; i < filter_list->GetCount(); ++i) {
if (filter_list->IsChecked(i)) {
if (!c->ass->Properties.export_filters.empty())
c->ass->Properties.export_filters += "|";
c->ass->Properties.export_filters += from_wx(filter_list->GetString(i));
}
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}
}
void DialogExport::OnProcess(wxCommandEvent &) {
if (!d.TransferDataFromWindow()) return;
auto filename = SaveFileSelector(_("Export subtitles file"), "", "", "", to_wx(SubtitleFormat::GetWildcards(1)), &d);
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if (filename.empty()) return;
for (size_t i = 0; i < filter_list->GetCount(); ++i) {
if (filter_list->IsChecked(i))
exporter.AddFilter(from_wx(filter_list->GetString(i)));
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}
try {
wxBusyCursor busy;
c->ass->Properties.export_encoding = from_wx(charset_list->GetStringSelection());
exporter.Export(filename, from_wx(charset_list->GetStringSelection()), &d);
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}
catch (agi::UserCancelException const&) { }
catch (agi::Exception const& err) {
wxMessageBox(to_wx(err.GetMessage()), "Error exporting subtitles", wxOK | wxICON_ERROR | wxCENTER, &d);
}
catch (std::exception const& err) {
wxMessageBox(to_wx(err.what()), "Error exporting subtitles", wxOK | wxICON_ERROR | wxCENTER, &d);
}
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catch (...) {
wxMessageBox("Unknown error", "Error exporting subtitles", wxOK | wxICON_ERROR | wxCENTER, &d);
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}
d.EndModal(0);
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}
void DialogExport::OnChange(wxCommandEvent &) {
wxString sel = filter_list->GetStringSelection();
if (!sel.empty())
filter_description->SetValue(to_wx(exporter.GetDescription(from_wx(sel))));
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}
void DialogExport::SetAll(bool new_value) {
filter_list->Freeze();
for (size_t i = 0; i < filter_list->GetCount(); ++i)
filter_list->Check(i, new_value);
filter_list->Thaw();
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RefreshOptions();
}
void DialogExport::RefreshOptions() {
for (size_t i = 0; i < filter_list->GetCount(); ++i) {
if (wxSizer *sizer = exporter.GetSettingsSizer(from_wx(filter_list->GetString(i))))
opt_sizer->Show(sizer, filter_list->IsChecked(i), true);
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}
d.Layout();
d.GetSizer()->Fit(&d);
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}
}
void ShowExportDialog(agi::Context *c) {
DialogExport(c).ShowModal();
}