mirror of
https://git.lyx.org/repos/lyx.git
synced 2024-11-16 07:55:41 +00:00
3f27f951cb
preparatory to fixing #7080. Note that mathed uses the same routine, but for a completely different purpose, so I did not rename it there. I have seen no difference in behavior after testing, e.g., opening and exporting Math.lyx, and also re-saving it and looking at the diff. git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@38109 a592a061-630c-0410-9148-cb99ea01b6c8
479 lines
11 KiB
C++
479 lines
11 KiB
C++
/**
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* \file InsetInfo.cpp
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Bo Peng
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include "InsetInfo.h"
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#include "Buffer.h"
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#include "BufferParams.h"
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#include "BufferView.h"
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#include "CutAndPaste.h"
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#include "FuncRequest.h"
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#include "FuncStatus.h"
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#include "InsetGraphics.h"
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#include "InsetSpecialChar.h"
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#include "KeyMap.h"
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#include "LaTeXFeatures.h"
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#include "LayoutFile.h"
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#include "LyXAction.h"
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#include "LyXRC.h"
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#include "LyXVC.h"
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#include "Lexer.h"
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#include "ParagraphParameters.h"
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#include "version.h"
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#include "frontends/Application.h"
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#include "support/debug.h"
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#include "support/docstream.h"
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#include "support/docstring_list.h"
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#include "support/ExceptionMessage.h"
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#include "support/FileName.h"
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#include "support/filetools.h"
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#include "support/gettext.h"
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#include "support/lstrings.h"
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#include <sstream>
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using namespace std;
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using namespace lyx::support;
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namespace lyx {
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namespace {
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typedef Translator<InsetInfo::info_type, string> NameTranslator;
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NameTranslator const initTranslator()
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{
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NameTranslator translator(InsetInfo::UNKNOWN_INFO, "unknown");
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translator.addPair(InsetInfo::SHORTCUTS_INFO, "shortcuts");
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translator.addPair(InsetInfo::SHORTCUT_INFO, "shortcut");
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translator.addPair(InsetInfo::LYXRC_INFO, "lyxrc");
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translator.addPair(InsetInfo::PACKAGE_INFO, "package");
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translator.addPair(InsetInfo::TEXTCLASS_INFO, "textclass");
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translator.addPair(InsetInfo::MENU_INFO, "menu");
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translator.addPair(InsetInfo::ICON_INFO, "icon");
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translator.addPair(InsetInfo::BUFFER_INFO, "buffer");
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translator.addPair(InsetInfo::LYX_INFO, "lyxinfo");
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return translator;
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}
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/// The translator between the information type enum and corresponding string.
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NameTranslator const & nameTranslator()
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{
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static NameTranslator const translator = initTranslator();
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return translator;
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}
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} // namespace anon
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/////////////////////////////////////////////////////////////////////////
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//
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// InsetInfo
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//
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/////////////////////////////////////////////////////////////////////////
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InsetInfo::InsetInfo(Buffer * buf, string const & name)
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: InsetCollapsable(buf), type_(UNKNOWN_INFO), name_()
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{
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setAutoBreakRows(true);
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setInfo(name);
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status_ = Collapsed;
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}
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Inset * InsetInfo::editXY(Cursor & cur, int x, int y)
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{
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// do not allow the cursor to be set in this Inset
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return Inset::editXY(cur, x, y);
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}
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string InsetInfo::infoType() const
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{
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return nameTranslator().find(type_);
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}
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docstring InsetInfo::layoutName() const
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{
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return from_ascii("Info:" + infoType());
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}
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docstring InsetInfo::toolTip(BufferView const &, int, int) const
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{
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return bformat(_("Information regarding %1$s '%2$s'"),
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_(infoType()), from_utf8(name_));
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}
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void InsetInfo::read(Lexer & lex)
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{
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string token;
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while (lex.isOK()) {
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lex.next();
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token = lex.getString();
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if (token == "type") {
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lex.next();
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token = lex.getString();
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type_ = nameTranslator().find(token);
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} else if (token == "arg") {
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lex.next(true);
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name_ = lex.getString();
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} else if (token == "\\end_inset")
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break;
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}
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if (token != "\\end_inset") {
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lex.printError("Missing \\end_inset at this point");
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throw ExceptionMessage(WarningException,
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_("Missing \\end_inset at this point."),
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from_utf8(token));
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}
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updateInfo();
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}
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void InsetInfo::write(ostream & os) const
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{
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os << "Info\ntype \"" << infoType()
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<< "\"\narg " << Lexer::quoteString(name_);
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}
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bool InsetInfo::validateModifyArgument(docstring const & arg) const
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{
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string type;
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string const name = trim(split(to_utf8(arg), type, ' '));
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switch (nameTranslator().find(type)) {
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case UNKNOWN_INFO:
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return false;
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case SHORTCUT_INFO:
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case SHORTCUTS_INFO:
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case MENU_INFO:
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case ICON_INFO: {
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FuncRequest func = lyxaction.lookupFunc(name);
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return func.action() != LFUN_UNKNOWN_ACTION;
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}
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case LYXRC_INFO: {
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ostringstream oss;
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lyxrc.write(oss, true, name);
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return !oss.str().empty();
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}
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case PACKAGE_INFO:
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case TEXTCLASS_INFO:
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return true;
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case BUFFER_INFO:
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if (name == "name" || name == "path" || name == "class")
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return true;
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if (name == "vcs-revision" || name == "vcs-tree-revision" ||
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name == "vcs-author" || name == "vcs-date" || name == "vcs-time")
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return buffer().lyxvc().inUse();
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return false;
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case LYX_INFO:
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return name == "version";
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}
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return false;
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}
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bool InsetInfo::showInsetDialog(BufferView * bv) const
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{
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bv->showDialog("info");
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return true;
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}
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bool InsetInfo::getStatus(Cursor & cur, FuncRequest const & cmd,
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FuncStatus & flag) const
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{
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switch (cmd.action()) {
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case LFUN_INSET_SETTINGS:
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return InsetCollapsable::getStatus(cur, cmd, flag);
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case LFUN_INSET_DIALOG_UPDATE:
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case LFUN_INSET_COPY_AS:
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flag.setEnabled(true);
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return true;
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case LFUN_INSET_MODIFY:
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if (validateModifyArgument(cmd.argument())) {
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flag.setEnabled(true);
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return true;
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}
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//fall through
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default:
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return false;
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}
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}
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void InsetInfo::doDispatch(Cursor & cur, FuncRequest & cmd)
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{
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switch (cmd.action()) {
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case LFUN_INSET_MODIFY:
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cur.recordUndo();
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setInfo(to_utf8(cmd.argument()));
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break;
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case LFUN_INSET_COPY_AS: {
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cap::clearSelection();
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Cursor copy(cur);
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copy.pushBackward(*this);
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copy.pit() = 0;
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copy.pos() = 0;
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copy.resetAnchor();
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copy.pit() = copy.lastpit();
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copy.pos() = copy.lastpos();
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copy.setSelection();
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cap::copySelection(copy);
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break;
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}
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default:
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InsetCollapsable::doDispatch(cur, cmd);
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break;
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}
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}
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void InsetInfo::setInfo(string const & name)
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{
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if (name.empty())
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return;
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// info_type name
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string type;
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name_ = trim(split(name, type, ' '));
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type_ = nameTranslator().find(type);
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updateInfo();
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}
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void InsetInfo::error(string const & err)
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{
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setText(bformat(_(err), from_utf8(name_)),
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Font(inherit_font, buffer().params().language), false);
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}
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void InsetInfo::setText(docstring const & str)
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{
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setText(str, Font(inherit_font, buffer().params().language), false);
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}
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void InsetInfo::updateInfo()
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{
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BufferParams const & bp = buffer().params();
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switch (type_) {
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case UNKNOWN_INFO:
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error("Unknown Info: %1$s");
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break;
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case SHORTCUT_INFO:
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case SHORTCUTS_INFO: {
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FuncRequest const func = lyxaction.lookupFunc(name_);
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if (func.action() == LFUN_UNKNOWN_ACTION) {
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error("Unknown action %1$s");
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break;
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}
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KeyMap::Bindings bindings = theTopLevelKeymap().findBindings(func);
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if (bindings.empty()) {
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// It is impropriate to use error() for undefined shortcut
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setText(_("undefined"));
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break;
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}
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if (type_ == SHORTCUT_INFO)
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setText(bindings.begin()->print(KeySequence::Portable));
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else
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setText(theTopLevelKeymap().printBindings(func, KeySequence::Portable));
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break;
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}
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case LYXRC_INFO: {
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ostringstream oss;
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if (name_.empty()) {
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setText(_("undefined"));
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break;
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}
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lyxrc.write(oss, true, name_);
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string result = oss.str();
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if (result.size() < 2) {
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setText(_("undefined"));
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break;
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}
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string::size_type loc = result.rfind("\n", result.size() - 2);
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loc = loc == string::npos ? 0 : loc + 1;
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if (result.size() < loc + name_.size() + 1
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|| result.substr(loc + 1, name_.size()) != name_) {
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setText(_("undefined"));
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break;
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}
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// remove leading comments and \\name and space
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result = result.substr(loc + name_.size() + 2);
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// remove \n and ""
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result = rtrim(result, "\n");
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result = trim(result, "\"");
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setText(from_utf8(result));
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break;
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}
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case PACKAGE_INFO:
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// check in packages.lst
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setText(LaTeXFeatures::isAvailable(name_) ? _("yes") : _("no"));
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break;
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case TEXTCLASS_INFO: {
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// name_ is the class name
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LayoutFileList const & list = LayoutFileList::get();
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bool available = false;
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if (list.haveClass(name_))
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available = list[name_].isTeXClassAvailable();
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setText(available ? _("yes") : _("no"));
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break;
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}
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case MENU_INFO: {
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docstring_list names;
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FuncRequest const func = lyxaction.lookupFunc(name_);
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if (func.action() == LFUN_UNKNOWN_ACTION) {
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error("Unknown action %1$s");
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break;
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}
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// iterate through the menubackend to find it
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if (!theApp()) {
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error("Can't determine menu entry for action %1$s in batch mode");
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break;
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}
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if (!theApp()->searchMenu(func, names)) {
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error("No menu entry for action %1$s");
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break;
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}
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// if found, return its path.
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clear();
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Paragraph & par = paragraphs().front();
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Font const f(inherit_font, buffer().params().language);
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//Font fu = f;
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//fu.fontInfo().setUnderbar(FONT_ON);
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docstring_list::const_iterator beg = names.begin();
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docstring_list::const_iterator end = names.end();
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for (docstring_list::const_iterator it = beg ;
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it != end ; ++it) {
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// do not insert > for the top level menu item
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if (it != beg)
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par.insertInset(par.size(), new InsetSpecialChar(InsetSpecialChar::MENU_SEPARATOR),
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Change(Change::UNCHANGED));
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//FIXME: add proper underlines here. This
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// involves rewriting searchMenu used above to
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// return a vector of menus. If we do not do
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// that, we might as well use below
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// Paragraph::insert on each string (JMarc)
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for (size_type i = 0; i != it->length(); ++i)
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par.insertChar(par.size(), (*it)[i],
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f, Change(Change::UNCHANGED));
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}
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break;
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}
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case ICON_INFO: {
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FuncRequest func = lyxaction.lookupFunc(name_);
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docstring icon_name = frontend::Application::iconName(func, true);
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//FIXME: We should use the icon directly instead of
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// going through FileName. The code below won't work
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// if the icon is embedded in the executable through
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// the Qt resource system.
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// This is only a negligible performance problem:
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// If the installed icon differs from the resource icon the
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// installed one is preferred anyway, and all icons that are
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// embedded in the resources are installed as well.
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FileName file(to_utf8(icon_name));
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if (!file.exists())
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break;
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InsetGraphics * inset = new InsetGraphics(buffer_);
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InsetGraphicsParams igp;
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igp.filename = file;
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inset->setParams(igp);
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clear();
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paragraphs().front().insertInset(0, inset,
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Change(Change::UNCHANGED));
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break;
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}
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case BUFFER_INFO: {
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if (name_ == "name") {
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setText(from_utf8(buffer().fileName().onlyFileName()));
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break;
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}
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if (name_ == "path") {
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setText(from_utf8(buffer().filePath()));
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break;
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}
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if (name_ == "class") {
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setText(from_utf8(bp.documentClass().name()));
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break;
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}
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// everything that follows is for version control.
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// nothing that isn't version control should go below this line.
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if (!buffer().lyxvc().inUse()) {
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setText(_("No version control"));
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break;
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}
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LyXVC::RevisionInfo itype = LyXVC::Unknown;
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if (name_ == "vcs-revision")
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itype = LyXVC::File;
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else if (name_ == "vcs-tree-revision")
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itype = LyXVC::Tree;
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else if (name_ == "vcs-author")
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itype = LyXVC::Author;
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else if (name_ == "vcs-time")
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itype = LyXVC::Time;
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else if (name_ == "vcs-date")
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itype = LyXVC::Date;
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string binfo = buffer().lyxvc().revisionInfo(itype);
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if (binfo.empty())
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setText(bformat(_("%1$s unknown"), from_ascii(name_)));
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else
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setText(from_utf8(binfo));
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break;
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}
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case LYX_INFO:
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if (name_ == "version")
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setText(from_ascii(lyx_version));
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break;
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}
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}
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docstring InsetInfo::contextMenu(BufferView const &, int, int) const
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{
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//FIXME: We override the implementation of InsetCollapsable,
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//because this inset is not a collapsable inset.
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return contextMenuName();
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}
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docstring InsetInfo::contextMenuName() const
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{
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return from_ascii("context-info");
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}
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} // namespace lyx
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