lyx_mirror/src/insets/InsetInfo.cpp
Pavel Sanda c0f9fb76a8 SVN info - add author, date, time
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@33435 a592a061-630c-0410-9148-cb99ea01b6c8
2010-02-12 05:52:34 +00:00

407 lines
10 KiB
C++

/**
* \file InsetInfo.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Bo Peng
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "InsetInfo.h"
#include "Buffer.h"
#include "BufferParams.h"
#include "BufferView.h"
#include "FuncRequest.h"
#include "FuncStatus.h"
#include "InsetGraphics.h"
#include "InsetSpecialChar.h"
#include "KeyMap.h"
#include "LaTeXFeatures.h"
#include "LayoutFile.h"
#include "LyXAction.h"
#include "LyXRC.h"
#include "LyXVC.h"
#include "Lexer.h"
#include "MetricsInfo.h"
#include "ParagraphParameters.h"
#include "frontends/Application.h"
#include "support/debug.h"
#include "support/docstream.h"
#include "support/docstring_list.h"
#include "support/ExceptionMessage.h"
#include "support/FileName.h"
#include "support/filetools.h"
#include "support/gettext.h"
#include "support/lstrings.h"
#include <sstream>
using namespace std;
using namespace lyx::support;
namespace lyx {
namespace {
typedef Translator<InsetInfo::info_type, string> NameTranslator;
NameTranslator const initTranslator()
{
NameTranslator translator(InsetInfo::UNKNOWN_INFO, "unknown");
translator.addPair(InsetInfo::SHORTCUTS_INFO, "shortcuts");
translator.addPair(InsetInfo::SHORTCUT_INFO, "shortcut");
translator.addPair(InsetInfo::LYXRC_INFO, "lyxrc");
translator.addPair(InsetInfo::PACKAGE_INFO, "package");
translator.addPair(InsetInfo::TEXTCLASS_INFO, "textclass");
translator.addPair(InsetInfo::MENU_INFO, "menu");
translator.addPair(InsetInfo::ICON_INFO, "icon");
translator.addPair(InsetInfo::BUFFER_INFO, "buffer");
return translator;
}
/// The translator between the information type enum and corresponding string.
NameTranslator const & nameTranslator()
{
static NameTranslator const translator = initTranslator();
return translator;
}
} // namespace anon
/////////////////////////////////////////////////////////////////////////
//
// InsetInfo
//
/////////////////////////////////////////////////////////////////////////
InsetInfo::InsetInfo(Buffer * buf, string const & name)
: InsetCollapsable(buf), type_(UNKNOWN_INFO), name_()
{
setAutoBreakRows(true);
setInfo(name);
status_ = Collapsed;
}
Inset * InsetInfo::editXY(Cursor & cur, int x, int y)
{
// do not allow the cursor to be set in this Inset
return Inset::editXY(cur, x, y);
}
string InsetInfo::infoType() const
{
return nameTranslator().find(type_);
}
docstring InsetInfo::name() const
{
return from_ascii("Info:" + infoType());
}
docstring InsetInfo::toolTip(BufferView const &, int, int) const
{
return bformat(_("Information regarding %1$s '%2$s'"),
_(infoType()), from_utf8(name_));
}
void InsetInfo::read(Lexer & lex)
{
string token;
while (lex.isOK()) {
lex.next();
token = lex.getString();
if (token == "type") {
lex.next();
token = lex.getString();
type_ = nameTranslator().find(token);
} else if (token == "arg") {
lex.next(true);
name_ = lex.getString();
} else if (token == "\\end_inset")
break;
}
if (token != "\\end_inset") {
lex.printError("Missing \\end_inset at this point");
throw ExceptionMessage(WarningException,
_("Missing \\end_inset at this point."),
from_utf8(token));
}
updateInfo();
}
void InsetInfo::write(ostream & os) const
{
os << "Info\ntype \"" << infoType()
<< "\"\narg " << Lexer::quoteString(name_);
}
bool InsetInfo::validateModifyArgument(docstring const & arg) const
{
string type;
string const name = trim(split(to_utf8(arg), type, ' '));
switch (nameTranslator().find(type)) {
case UNKNOWN_INFO:
return false;
case SHORTCUT_INFO:
case SHORTCUTS_INFO:
case MENU_INFO:
case ICON_INFO: {
FuncRequest func = lyxaction.lookupFunc(name);
return func.action != LFUN_UNKNOWN_ACTION;
}
case LYXRC_INFO: {
ostringstream oss;
lyxrc.write(oss, true, name);
return !oss.str().empty();
}
case PACKAGE_INFO:
case TEXTCLASS_INFO:
return true;
case BUFFER_INFO:
return name == "name" || name == "path" || name == "class" ||
name == "vcs-revision" || name == "vcs-tree-revision" ||
name == "vcs-author" || name == "vcs-date" || name == "vcs-time";
}
return false;
}
bool InsetInfo::showInsetDialog(BufferView * bv) const
{
bv->showDialog("info");
return true;
}
bool InsetInfo::getStatus(Cursor & cur, FuncRequest const & cmd,
FuncStatus & flag) const
{
switch (cmd.action) {
case LFUN_MOUSE_PRESS:
case LFUN_MOUSE_RELEASE:
case LFUN_MOUSE_MOTION:
case LFUN_MOUSE_DOUBLE:
case LFUN_MOUSE_TRIPLE:
case LFUN_COPY:
return InsetCollapsable::getStatus(cur, cmd, flag);
case LFUN_INSET_DIALOG_UPDATE:
case LFUN_INSET_MODIFY:
case LFUN_INSET_SETTINGS:
flag.setEnabled(true);
return true;
default:
return false;
}
}
void InsetInfo::doDispatch(Cursor & cur, FuncRequest & cmd)
{
// allow selection, copy but not cut, delete etc
switch (cmd.action) {
case LFUN_MOUSE_PRESS:
case LFUN_MOUSE_RELEASE:
case LFUN_MOUSE_MOTION:
case LFUN_MOUSE_DOUBLE:
case LFUN_MOUSE_TRIPLE:
case LFUN_COPY:
case LFUN_INSET_SETTINGS:
InsetCollapsable::doDispatch(cur, cmd);
break;
case LFUN_INSET_MODIFY:
setInfo(to_utf8(cmd.argument()));
cur.pos() = 0;
break;
default:
break;
}
}
void InsetInfo::setInfo(string const & name)
{
if (name.empty())
return;
// info_type name
string type;
name_ = trim(split(name, type, ' '));
type_ = nameTranslator().find(type);
updateInfo();
}
void InsetInfo::error(string const & err)
{
setText(bformat(_(err), from_utf8(name_)),
Font(inherit_font, buffer().params().language), false);
}
void InsetInfo::setText(docstring const & str)
{
setText(str, Font(inherit_font, buffer().params().language), false);
}
void InsetInfo::updateInfo()
{
BufferParams const & bp = buffer().params();
switch (type_) {
case UNKNOWN_INFO:
error("Unknown Info: %1$s");
break;
case SHORTCUT_INFO:
case SHORTCUTS_INFO: {
FuncRequest func = lyxaction.lookupFunc(name_);
if (func.action == LFUN_UNKNOWN_ACTION) {
error("Unknown action %1$s");
break;
}
KeyMap::Bindings bindings = theTopLevelKeymap().findBindings(func);
if (bindings.empty()) {
// It is impropriate to use error() for undefined shortcut
setText(_("undefined"));
break;
}
if (type_ == SHORTCUT_INFO)
setText(bindings.begin()->print(KeySequence::Portable));
else
setText(theTopLevelKeymap().printBindings(func, KeySequence::Portable));
break;
}
case LYXRC_INFO: {
ostringstream oss;
lyxrc.write(oss, true, name_);
string result = oss.str();
// remove leading \\name
result = result.substr(name_.size() + 2);
// remove \n and ""
result = rtrim(result, "\n");
result = trim(result, "\"");
setText(from_utf8(result));
break;
}
case PACKAGE_INFO:
// check in packages.lst
setText(LaTeXFeatures::isAvailable(name_) ? _("yes") : _("no"));
break;
case TEXTCLASS_INFO: {
// name_ is the class name
setText(LayoutFileList::get().haveClass(name_) ? _("yes") : _("no"));
break;
}
case MENU_INFO: {
docstring_list names;
FuncRequest func = lyxaction.lookupFunc(name_);
if (func.action == LFUN_UNKNOWN_ACTION) {
error("Unknown action %1$s");
break;
}
// iterate through the menubackend to find it
if (!theApp()->searchMenu(func, names)) {
error("No menu entry for action %1$s");
break;
}
// if found, return its path.
clear();
Paragraph & par = paragraphs().front();
Font const f(inherit_font, buffer().params().language);
//Font fu = f;
//fu.fontInfo().setUnderbar(FONT_ON);
docstring_list::const_iterator beg = names.begin();
docstring_list::const_iterator end = names.end();
for (docstring_list::const_iterator it = beg ;
it != end ; ++it) {
// do not insert > for the top level menu item
if (it != beg)
par.insertInset(par.size(), new InsetSpecialChar(InsetSpecialChar::MENU_SEPARATOR),
Change(Change::UNCHANGED));
//FIXME: add proper underlines here. This
// involves rewriting searchMenu used above to
// return a vector of menus. If we do not do
// that, we might as well use below
// Paragraph::insert on each string (JMarc)
for (size_type i = 0; i != it->length(); ++i)
par.insertChar(par.size(), (*it)[i],
f, Change(Change::UNCHANGED));
}
break;
}
case ICON_INFO: {
FuncRequest func = lyxaction.lookupFunc(name_);
docstring icon_name = theApp()->iconName(func, true);
//FIXME: We should use the icon directly instead of
// going through FileName. The code below won't work
// if the icon is embedded in the executable through
// the Qt resource system.
FileName file(to_utf8(icon_name));
if (!file.exists())
break;
InsetGraphics * inset = new InsetGraphics(buffer_);
InsetGraphicsParams igp;
igp.filename = file;
inset->setParams(igp);
clear();
paragraphs().front().insertInset(0, inset,
Change(Change::UNCHANGED));
break;
}
case BUFFER_INFO: {
if (name_ == "name")
setText(from_utf8(buffer().fileName().onlyFileName()));
else if (name_ == "path")
setText(from_utf8(buffer().filePath()));
else if (name_ == "class")
setText(from_utf8(bp.documentClass().name()));
else if (name_ == "vcs-revision" && buffer().lyxvc().inUse() &&
!buffer().lyxvc().revisionInfo(LyXVC::File).empty())
setText(from_utf8(buffer().lyxvc().revisionInfo(LyXVC::File)));
else if (name_ == "vcs-tree-revision" && buffer().lyxvc().inUse() &&
!buffer().lyxvc().revisionInfo(LyXVC::Tree).empty())
setText(from_utf8(buffer().lyxvc().revisionInfo(LyXVC::Tree)));
else if (name_ == "vcs-author" && buffer().lyxvc().inUse() &&
!buffer().lyxvc().revisionInfo(LyXVC::Author).empty())
setText(from_utf8(buffer().lyxvc().revisionInfo(LyXVC::Author)));
else if (name_ == "vcs-time" && buffer().lyxvc().inUse() &&
!buffer().lyxvc().revisionInfo(LyXVC::Time).empty())
setText(from_utf8(buffer().lyxvc().revisionInfo(LyXVC::Time)));
else if (name_ == "vcs-date" && buffer().lyxvc().inUse() &&
!buffer().lyxvc().revisionInfo(LyXVC::Date).empty())
setText(from_utf8(buffer().lyxvc().revisionInfo(LyXVC::Date)));
else
setText(_("Unknown buffer info"));
break;
}
}
}
docstring InsetInfo::contextMenu(BufferView const &, int, int) const
{
return from_ascii("context-info");
}
} // namespace lyx