Aegisub/src/subs_edit_ctrl.cpp

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// Copyright (c) 2005, Rodrigo Braz Monteiro
// 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/
#include "subs_edit_ctrl.h"
#include "ass_dialogue.h"
#include "command/command.h"
#include "compat.h"
#include "format.h"
#include "options.h"
#include "include/aegisub/context.h"
#include "include/aegisub/spellchecker.h"
#include "selection_controller.h"
#include "text_selection_controller.h"
#include "thesaurus.h"
#include "utils.h"
#include <libaegisub/ass/dialogue_parser.h>
#include <libaegisub/calltip_provider.h>
#include <libaegisub/character_count.h>
#include <libaegisub/make_unique.h>
#include <libaegisub/spellchecker.h>
#include <boost/algorithm/string/predicate.hpp>
#include <boost/algorithm/string/replace.hpp>
#include <functional>
#include <wx/clipbrd.h>
#include <wx/intl.h>
#include <wx/menu.h>
#include <wx/settings.h>
/// Event ids
enum {
EDIT_MENU_SPLIT_PRESERVE = 1400,
EDIT_MENU_SPLIT_ESTIMATE,
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EDIT_MENU_SPLIT_VIDEO,
EDIT_MENU_CUT,
EDIT_MENU_COPY,
EDIT_MENU_PASTE,
EDIT_MENU_SELECT_ALL,
EDIT_MENU_ADD_TO_DICT,
EDIT_MENU_REMOVE_FROM_DICT,
EDIT_MENU_SUGGESTION,
EDIT_MENU_SUGGESTIONS,
EDIT_MENU_THESAURUS = 1450,
EDIT_MENU_THESAURUS_SUGS,
EDIT_MENU_DIC_LANGUAGE = 1600,
EDIT_MENU_DIC_LANGS,
EDIT_MENU_THES_LANGUAGE = 1700,
EDIT_MENU_THES_LANGS
};
SubsTextEditCtrl::SubsTextEditCtrl(wxWindow* parent, wxSize wsize, long style, agi::Context *context)
: wxStyledTextCtrl(parent, -1, wxDefaultPosition, wsize, style)
, spellchecker(SpellCheckerFactory::GetSpellChecker())
, thesaurus(agi::make_unique<Thesaurus>())
, context(context)
{
osx::ime::inject(this);
// Set properties
SetWrapMode(wxSTC_WRAP_WORD);
SetMarginWidth(1,0);
UsePopUp(false);
SetStyles();
// Set hotkeys
CmdKeyClear(wxSTC_KEY_RETURN,wxSTC_SCMOD_CTRL);
CmdKeyClear(wxSTC_KEY_RETURN,wxSTC_SCMOD_SHIFT);
CmdKeyClear(wxSTC_KEY_RETURN,wxSTC_SCMOD_NORM);
CmdKeyClear(wxSTC_KEY_TAB,wxSTC_SCMOD_NORM);
CmdKeyClear(wxSTC_KEY_TAB,wxSTC_SCMOD_SHIFT);
CmdKeyClear('D',wxSTC_SCMOD_CTRL);
CmdKeyClear('L',wxSTC_SCMOD_CTRL);
CmdKeyClear('L',wxSTC_SCMOD_CTRL | wxSTC_SCMOD_SHIFT);
CmdKeyClear('T',wxSTC_SCMOD_CTRL);
CmdKeyClear('T',wxSTC_SCMOD_CTRL | wxSTC_SCMOD_SHIFT);
CmdKeyClear('U',wxSTC_SCMOD_CTRL);
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using std::bind;
Bind(wxEVT_CHAR_HOOK, &SubsTextEditCtrl::OnKeyDown, this);
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Bind(wxEVT_MENU, bind(&SubsTextEditCtrl::Cut, this), EDIT_MENU_CUT);
Bind(wxEVT_MENU, bind(&SubsTextEditCtrl::Copy, this), EDIT_MENU_COPY);
Bind(wxEVT_MENU, bind(&SubsTextEditCtrl::Paste, this), EDIT_MENU_PASTE);
Bind(wxEVT_MENU, bind(&SubsTextEditCtrl::SelectAll, this), EDIT_MENU_SELECT_ALL);
if (context) {
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Bind(wxEVT_MENU, bind(&cmd::call, "edit/line/split/preserve", context), EDIT_MENU_SPLIT_PRESERVE);
Bind(wxEVT_MENU, bind(&cmd::call, "edit/line/split/estimate", context), EDIT_MENU_SPLIT_ESTIMATE);
Bind(wxEVT_MENU, bind(&cmd::call, "edit/line/split/video", context), EDIT_MENU_SPLIT_VIDEO);
}
Bind(wxEVT_CONTEXT_MENU, &SubsTextEditCtrl::OnContextMenu, this);
Bind(wxEVT_IDLE, std::bind(&SubsTextEditCtrl::UpdateCallTip, this));
Bind(wxEVT_STC_DOUBLECLICK, &SubsTextEditCtrl::OnDoubleClick, this);
Bind(wxEVT_STC_STYLENEEDED, [=](wxStyledTextEvent&) {
{
std::string text = GetTextRaw().data();
if (text == line_text) return;
line_text = move(text);
}
UpdateStyle();
});
OPT_SUB("Subtitle/Edit Box/Font Face", &SubsTextEditCtrl::SetStyles, this);
OPT_SUB("Subtitle/Edit Box/Font Size", &SubsTextEditCtrl::SetStyles, this);
Subscribe("Normal");
Subscribe("Comment");
Subscribe("Drawing");
Subscribe("Brackets");
Subscribe("Slashes");
Subscribe("Tags");
Subscribe("Error");
Subscribe("Parameters");
Subscribe("Line Break");
Subscribe("Karaoke Template");
Subscribe("Karaoke Variable");
OPT_SUB("Colour/Subtitle/Background", &SubsTextEditCtrl::SetStyles, this);
OPT_SUB("Subtitle/Highlight/Syntax", &SubsTextEditCtrl::UpdateStyle, this);
OPT_SUB("App/Call Tips", &SubsTextEditCtrl::UpdateCallTip, this);
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Bind(wxEVT_MENU, [=](wxCommandEvent&) {
if (spellchecker) spellchecker->AddWord(currentWord);
UpdateStyle();
SetFocus();
}, EDIT_MENU_ADD_TO_DICT);
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Bind(wxEVT_MENU, [=](wxCommandEvent&) {
if (spellchecker) spellchecker->RemoveWord(currentWord);
UpdateStyle();
SetFocus();
}, EDIT_MENU_REMOVE_FROM_DICT);
}
SubsTextEditCtrl::~SubsTextEditCtrl() {
}
void SubsTextEditCtrl::Subscribe(std::string const& name) {
OPT_SUB("Colour/Subtitle/Syntax/" + name, &SubsTextEditCtrl::SetStyles, this);
OPT_SUB("Colour/Subtitle/Syntax/Background/" + name, &SubsTextEditCtrl::SetStyles, this);
OPT_SUB("Colour/Subtitle/Syntax/Bold/" + name, &SubsTextEditCtrl::SetStyles, this);
}
BEGIN_EVENT_TABLE(SubsTextEditCtrl,wxStyledTextCtrl)
EVT_KILL_FOCUS(SubsTextEditCtrl::OnLoseFocus)
EVT_MENU_RANGE(EDIT_MENU_SUGGESTIONS,EDIT_MENU_THESAURUS-1,SubsTextEditCtrl::OnUseSuggestion)
EVT_MENU_RANGE(EDIT_MENU_THESAURUS_SUGS,EDIT_MENU_DIC_LANGUAGE-1,SubsTextEditCtrl::OnUseSuggestion)
EVT_MENU_RANGE(EDIT_MENU_DIC_LANGS,EDIT_MENU_THES_LANGUAGE-1,SubsTextEditCtrl::OnSetDicLanguage)
EVT_MENU_RANGE(EDIT_MENU_THES_LANGS,EDIT_MENU_THES_LANGS+100,SubsTextEditCtrl::OnSetThesLanguage)
END_EVENT_TABLE()
void SubsTextEditCtrl::OnLoseFocus(wxFocusEvent &event) {
CallTipCancel();
event.Skip();
}
void SubsTextEditCtrl::OnKeyDown(wxKeyEvent &event) {
if (osx::ime::process_key_event(this, event)) return;
event.Skip();
// Workaround for wxSTC eating tabs.
if (event.GetKeyCode() == WXK_TAB)
Navigate(event.ShiftDown() ? wxNavigationKeyEvent::IsBackward : wxNavigationKeyEvent::IsForward);
else if (event.GetKeyCode() == WXK_RETURN && event.GetModifiers() == wxMOD_SHIFT) {
auto sel_start = GetSelectionStart(), sel_end = GetSelectionEnd();
wxCharBuffer old = GetTextRaw();
std::string data(old.data(), sel_start);
data.append("\\N");
data.append(old.data() + sel_end, old.length() - sel_end);
SetTextRaw(data.c_str());
SetSelection(sel_start + 2, sel_start + 2);
event.Skip(false);
}
}
void SubsTextEditCtrl::SetSyntaxStyle(int id, wxFont &font, std::string const& name, wxColor const& default_background) {
StyleSetFont(id, font);
StyleSetBold(id, OPT_GET("Colour/Subtitle/Syntax/Bold/" + name)->GetBool());
StyleSetForeground(id, to_wx(OPT_GET("Colour/Subtitle/Syntax/" + name)->GetColor()));
const agi::OptionValue *background = OPT_GET("Colour/Subtitle/Syntax/Background/" + name);
if (background->GetType() == agi::OptionType::Color)
StyleSetBackground(id, to_wx(background->GetColor()));
else
StyleSetBackground(id, default_background);
}
void SubsTextEditCtrl::SetStyles() {
wxFont font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
font.SetEncoding(wxFONTENCODING_DEFAULT); // this solves problems with some fonts not working properly
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wxString fontname = FontFace("Subtitle/Edit Box");
if (!fontname.empty()) font.SetFaceName(fontname);
font.SetPointSize(OPT_GET("Subtitle/Edit Box/Font Size")->GetInt());
auto default_background = to_wx(OPT_GET("Colour/Subtitle/Background")->GetColor());
namespace ss = agi::ass::SyntaxStyle;
SetSyntaxStyle(ss::NORMAL, font, "Normal", default_background);
SetSyntaxStyle(ss::COMMENT, font, "Comment", default_background);
SetSyntaxStyle(ss::DRAWING, font, "Drawing", default_background);
SetSyntaxStyle(ss::OVERRIDE, font, "Brackets", default_background);
SetSyntaxStyle(ss::PUNCTUATION, font, "Slashes", default_background);
SetSyntaxStyle(ss::TAG, font, "Tags", default_background);
SetSyntaxStyle(ss::ERROR, font, "Error", default_background);
SetSyntaxStyle(ss::PARAMETER, font, "Parameters", default_background);
SetSyntaxStyle(ss::LINE_BREAK, font, "Line Break", default_background);
SetSyntaxStyle(ss::KARAOKE_TEMPLATE, font, "Karaoke Template", default_background);
SetSyntaxStyle(ss::KARAOKE_VARIABLE, font, "Karaoke Variable", default_background);
SetCaretForeground(StyleGetForeground(ss::NORMAL));
StyleSetBackground(wxSTC_STYLE_DEFAULT, default_background);
// Misspelling indicator
IndicatorSetStyle(0,wxSTC_INDIC_SQUIGGLE);
IndicatorSetForeground(0,wxColour(255,0,0));
// IME pending text indicator
IndicatorSetStyle(1, wxSTC_INDIC_PLAIN);
IndicatorSetUnder(1, true);
}
void SubsTextEditCtrl::UpdateStyle() {
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AssDialogue *diag = context ? context->selectionController->GetActiveLine() : nullptr;
bool template_line = diag && diag->Comment && boost::istarts_with(diag->Effect.get(), "template");
tokenized_line = agi::ass::TokenizeDialogueBody(line_text, template_line);
agi::ass::SplitWords(line_text, tokenized_line);
cursor_pos = -1;
UpdateCallTip();
StartStyling(0,255);
if (!OPT_GET("Subtitle/Highlight/Syntax")->GetBool()) {
SetStyling(line_text.size(), 0);
return;
}
if (line_text.empty()) return;
for (auto const& style_range : agi::ass::SyntaxHighlight(line_text, tokenized_line, spellchecker.get()))
SetStyling(style_range.length, style_range.type);
}
void SubsTextEditCtrl::UpdateCallTip() {
if (!OPT_GET("App/Call Tips")->GetBool()) return;
int pos = GetCurrentPos();
if (pos == cursor_pos) return;
cursor_pos = pos;
agi::Calltip new_calltip = agi::GetCalltip(tokenized_line, line_text, pos);
if (!new_calltip.text) {
CallTipCancel();
return;
}
if (!CallTipActive() || calltip_position != new_calltip.tag_position || calltip_text != new_calltip.text)
CallTipShow(new_calltip.tag_position, wxString::FromUTF8Unchecked(new_calltip.text));
calltip_position = new_calltip.tag_position;
calltip_text = new_calltip.text;
CallTipSetHighlight(new_calltip.highlight_start, new_calltip.highlight_end);
}
void SubsTextEditCtrl::SetTextTo(std::string const& text) {
osx::ime::invalidate(this);
SetEvtHandlerEnabled(false);
Freeze();
auto insertion_point = GetInsertionPoint();
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if (static_cast<size_t>(insertion_point) > line_text.size())
line_text = GetTextRaw().data();
auto old_pos = agi::CharacterCount(line_text.begin(), line_text.begin() + insertion_point, 0);
line_text.clear();
if (context) {
context->textSelectionController->SetSelection(0, 0);
SetTextRaw(text.c_str());
auto pos = agi::IndexOfCharacter(text, old_pos);
context->textSelectionController->SetSelection(pos, pos);
}
else {
SetSelection(0, 0);
SetTextRaw(text.c_str());
auto pos = agi::IndexOfCharacter(text, old_pos);
SetSelection(pos, pos);
}
SetEvtHandlerEnabled(true);
Thaw();
}
void SubsTextEditCtrl::Paste() {
std::string data = GetClipboard();
boost::replace_all(data, "\r\n", "\\N");
boost::replace_all(data, "\n", "\\N");
boost::replace_all(data, "\r", "\\N");
wxCharBuffer old = GetTextRaw();
data.insert(0, old.data(), GetSelectionStart());
int sel_start = data.size();
data.append(old.data() + GetSelectionEnd());
SetTextRaw(data.c_str());
SetSelectionStart(sel_start);
SetSelectionEnd(sel_start);
}
void SubsTextEditCtrl::OnContextMenu(wxContextMenuEvent &event) {
wxPoint pos = event.GetPosition();
int activePos;
if (pos == wxDefaultPosition)
activePos = GetCurrentPos();
else
activePos = PositionFromPoint(ScreenToClient(pos));
currentWordPos = GetBoundsOfWordAtPosition(activePos);
currentWord = line_text.substr(currentWordPos.first, currentWordPos.second);
wxMenu menu;
if (spellchecker)
AddSpellCheckerEntries(menu);
// Append language list
menu.Append(-1,_("Spell checker language"), GetLanguagesMenu(
EDIT_MENU_DIC_LANGS,
to_wx(OPT_GET("Tool/Spell Checker/Language")->GetString()),
to_wx(spellchecker->GetLanguageList())));
menu.AppendSeparator();
AddThesaurusEntries(menu);
// Standard actions
menu.Append(EDIT_MENU_CUT,_("Cu&t"))->Enable(GetSelectionStart()-GetSelectionEnd() != 0);
menu.Append(EDIT_MENU_COPY,_("&Copy"))->Enable(GetSelectionStart()-GetSelectionEnd() != 0);
menu.Append(EDIT_MENU_PASTE,_("&Paste"))->Enable(CanPaste());
menu.AppendSeparator();
menu.Append(EDIT_MENU_SELECT_ALL,_("Select &All"));
// Split
if (context) {
menu.AppendSeparator();
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menu.Append(EDIT_MENU_SPLIT_PRESERVE, _("Split at cursor (preserve times)"));
menu.Append(EDIT_MENU_SPLIT_ESTIMATE, _("Split at cursor (estimate times)"));
cmd::Command *split_video = cmd::get("edit/line/split/video");
menu.Append(EDIT_MENU_SPLIT_VIDEO, split_video->StrMenu(context))->Enable(split_video->Validate(context));
}
PopupMenu(&menu);
}
void SubsTextEditCtrl::OnDoubleClick(wxStyledTextEvent &evt) {
int pos = evt.GetPosition();
if (pos == -1 && !tokenized_line.empty()) {
auto tok = tokenized_line.back();
SetSelection(line_text.size() - tok.length, line_text.size());
}
else {
auto bounds = GetBoundsOfWordAtPosition(evt.GetPosition());
if (bounds.second != 0)
SetSelection(bounds.first, bounds.first + bounds.second);
else
evt.Skip();
}
}
void SubsTextEditCtrl::AddSpellCheckerEntries(wxMenu &menu) {
if (currentWord.empty()) return;
if (spellchecker->CanRemoveWord(currentWord))
menu.Append(EDIT_MENU_REMOVE_FROM_DICT, fmt_tl("Remove \"%s\" from dictionary", currentWord));
sugs = spellchecker->GetSuggestions(currentWord);
if (spellchecker->CheckWord(currentWord)) {
if (sugs.empty())
menu.Append(EDIT_MENU_SUGGESTION,_("No spell checker suggestions"))->Enable(false);
else {
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auto subMenu = new wxMenu;
for (size_t i = 0; i < sugs.size(); ++i)
subMenu->Append(EDIT_MENU_SUGGESTIONS+i, to_wx(sugs[i]));
menu.Append(-1, fmt_tl("Spell checker suggestions for \"%s\"", currentWord), subMenu);
}
}
else {
if (sugs.empty())
menu.Append(EDIT_MENU_SUGGESTION,_("No correction suggestions"))->Enable(false);
for (size_t i = 0; i < sugs.size(); ++i)
menu.Append(EDIT_MENU_SUGGESTIONS+i, to_wx(sugs[i]));
// Append "add word"
menu.Append(EDIT_MENU_ADD_TO_DICT, fmt_tl("Add \"%s\" to dictionary", currentWord))->Enable(spellchecker->CanAddWord(currentWord));
}
}
void SubsTextEditCtrl::AddThesaurusEntries(wxMenu &menu) {
if (currentWord.empty()) return;
auto results = thesaurus->Lookup(currentWord);
thesSugs.clear();
if (results.size()) {
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auto thesMenu = new wxMenu;
int curThesEntry = 0;
for (auto const& result : results) {
// Single word, insert directly
if (result.second.empty()) {
thesMenu->Append(EDIT_MENU_THESAURUS_SUGS+curThesEntry, to_wx(result.first));
thesSugs.push_back(result.first);
++curThesEntry;
}
// Multiple, create submenu
else {
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auto subMenu = new wxMenu;
for (auto const& sug : result.second) {
subMenu->Append(EDIT_MENU_THESAURUS_SUGS+curThesEntry, to_wx(sug));
thesSugs.push_back(sug);
++curThesEntry;
}
thesMenu->Append(-1, to_wx(result.first), subMenu);
}
}
menu.Append(-1, fmt_tl("Thesaurus suggestions for \"%s\"", currentWord), thesMenu);
}
else
menu.Append(EDIT_MENU_THESAURUS,_("No thesaurus suggestions"))->Enable(false);
// Append language list
menu.Append(-1,_("Thesaurus language"), GetLanguagesMenu(
EDIT_MENU_THES_LANGS,
to_wx(OPT_GET("Tool/Thesaurus/Language")->GetString()),
to_wx(thesaurus->GetLanguageList())));
menu.AppendSeparator();
}
wxMenu *SubsTextEditCtrl::GetLanguagesMenu(int base_id, wxString const& curLang, wxArrayString const& langs) {
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auto languageMenu = new wxMenu;
languageMenu->AppendRadioItem(base_id, _("Disable"))->Check(curLang.empty());
for (size_t i = 0; i < langs.size(); ++i)
languageMenu->AppendRadioItem(base_id + i + 1, LocalizedLanguageName(langs[i]))->Check(langs[i] == curLang);
return languageMenu;
}
void SubsTextEditCtrl::OnUseSuggestion(wxCommandEvent &event) {
std::string suggestion;
int sugIdx = event.GetId() - EDIT_MENU_THESAURUS_SUGS;
if (sugIdx >= 0)
suggestion = thesSugs[sugIdx];
else
suggestion = sugs[event.GetId() - EDIT_MENU_SUGGESTIONS];
size_t pos;
while ((pos = suggestion.rfind('(')) != std::string::npos) {
// If there's only one suggestion for a word it'll be in the form "(noun) word",
// so we need to trim the "(noun) " part
if (pos == 0) {
pos = suggestion.find(')');
if (pos != std::string::npos) {
if (pos + 1< suggestion.size() && suggestion[pos + 1] == ' ') ++pos;
suggestion.erase(0, pos + 1);
}
break;
}
// Some replacements have notes about their usage after the word in the
// form "word (generic term)" that we need to remove (plus the leading space)
suggestion.resize(pos - 1);
}
// line_text needs to get cleared before SetTextRaw to ensure it gets reparsed
std::string new_text;
swap(line_text, new_text);
SetTextRaw(new_text.replace(currentWordPos.first, currentWordPos.second, suggestion).c_str());
SetSelection(currentWordPos.first, currentWordPos.first + suggestion.size());
SetFocus();
}
void SubsTextEditCtrl::OnSetDicLanguage(wxCommandEvent &event) {
std::vector<std::string> langs = spellchecker->GetLanguageList();
int index = event.GetId() - EDIT_MENU_DIC_LANGS - 1;
std::string lang;
if (index >= 0)
lang = langs[index];
OPT_SET("Tool/Spell Checker/Language")->SetString(lang);
UpdateStyle();
}
void SubsTextEditCtrl::OnSetThesLanguage(wxCommandEvent &event) {
if (!thesaurus) return;
std::vector<std::string> langs = thesaurus->GetLanguageList();
int index = event.GetId() - EDIT_MENU_THES_LANGS - 1;
std::string lang;
if (index >= 0) lang = langs[index];
OPT_SET("Tool/Thesaurus/Language")->SetString(lang);
UpdateStyle();
}
std::pair<int, int> SubsTextEditCtrl::GetBoundsOfWordAtPosition(int pos) {
int len = 0;
for (auto const& tok : tokenized_line) {
if (len + (int)tok.length > pos) {
if (tok.type == agi::ass::DialogueTokenType::WORD)
return {len, tok.length};
return {0, 0};
}
len += tok.length;
}
return {0, 0};
}