lyx_mirror/src/insets/InsetCommand.cpp
2009-04-10 00:17:34 +00:00

235 lines
4.5 KiB
C++

/**
* \file InsetCommand.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Angus Leeming
* \author Lars Gullik Bjønnes
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "InsetCommand.h"
#include "Buffer.h"
#include "BufferView.h"
#include "DispatchResult.h"
#include "FuncRequest.h"
#include "FuncStatus.h"
#include "Lexer.h"
#include "MetricsInfo.h"
#include "support/debug.h"
#include "support/gettext.h"
#include "frontends/Application.h"
#include <sstream>
using namespace std;
namespace lyx {
// FIXME Would it now be possible to use the InsetCode in
// place of the mailer name and recover that information?
InsetCommand::InsetCommand(InsetCommandParams const & p,
string const & mailer_name)
: p_(p),
mailer_name_(mailer_name),
mouse_hover_(false)
{}
InsetCommand::~InsetCommand()
{
if (!mailer_name_.empty())
hideDialogs(mailer_name_, this);
}
void InsetCommand::metrics(MetricsInfo & mi, Dimension & dim) const
{
button_.update(screenLabel(), editable() != NOT_EDITABLE);
button_.metrics(mi, dim);
}
bool InsetCommand::setMouseHover(bool mouse_hover)
{
mouse_hover_ = mouse_hover;
return true;
}
void InsetCommand::draw(PainterInfo & pi, int x, int y) const
{
button_.setRenderState(mouse_hover_);
button_.draw(pi, x, y);
}
void InsetCommand::setParam(std::string const & name, docstring const & value)
{
p_[name] = value;
}
docstring const & InsetCommand::getParam(std::string const & name) const
{
return p_[name];
}
void InsetCommand::setParams(InsetCommandParams const & p)
{
p_ = p;
initView();
}
int InsetCommand::latex(odocstream & os, OutputParams const &) const
{
os << getCommand();
return 0;
}
int InsetCommand::plaintext(odocstream & os, OutputParams const &) const
{
docstring const str = "[" + buffer().B_("LaTeX Command: ")
+ from_utf8(getCmdName()) + "]";
os << str;
return str.size();
}
int InsetCommand::docbook(odocstream &, OutputParams const &) const
{
return 0;
}
void InsetCommand::doDispatch(Cursor & cur, FuncRequest & cmd)
{
switch (cmd.action) {
case LFUN_INSET_MODIFY: {
if (cmd.getArg(0) == "changetype") {
p_.setCmdName(cmd.getArg(1));
initView();
break;
}
InsetCommandParams p(p_.code());
InsetCommand::string2params(mailer_name_, to_utf8(cmd.argument()), p);
if (p.getCmdName().empty())
cur.noUpdate();
else
setParams(p);
break;
}
case LFUN_INSET_DIALOG_UPDATE: {
string const name = to_utf8(cmd.argument());
cur.bv().updateDialog(name, params2string(name, params()));
break;
}
case LFUN_MOUSE_RELEASE: {
if (!cur.selection() && cmd.button() != mouse_button::button3)
edit(cur, true);
break;
}
default:
Inset::doDispatch(cur, cmd);
break;
}
}
bool InsetCommand::getStatus(Cursor & cur, FuncRequest const & cmd,
FuncStatus & status) const
{
switch (cmd.action) {
// suppress these
case LFUN_ERT_INSERT:
status.setEnabled(false);
return true;
// we handle these
case LFUN_INSET_MODIFY:
if (cmd.getArg(0) == "changetype") {
string const newtype = cmd.getArg(1);
status.setEnabled(p_.isCompatibleCommand(p_.code(), newtype));
status.setOnOff(newtype == p_.getCmdName());
}
status.setEnabled(true);
return true;
case LFUN_INSET_SETTINGS:
case LFUN_INSET_DIALOG_UPDATE:
status.setEnabled(true);
return true;
default:
return Inset::getStatus(cur, cmd, status);
}
}
docstring InsetCommand::contextMenu(BufferView const &, int, int) const
{
return from_ascii("context-") + from_ascii(mailer_name_);
}
void InsetCommand::edit(Cursor & cur, bool, EntryDirection)
{
showInsetDialog(&cur.bv());
}
bool InsetCommand::showInsetDialog(BufferView * bv) const
{
if (!mailer_name_.empty())
bv->showDialog(mailer_name_, params2string(mailer_name_, p_),
const_cast<InsetCommand *>(this));
return true;
}
// FIXME This could take an InsetCode instead of a string
bool InsetCommand::string2params(string const & name, string const & in,
InsetCommandParams & params)
{
params.clear();
if (in.empty())
return false;
istringstream data(in);
Lexer lex;
lex.setStream(data);
lex.setContext("InsetCommand::string2params");
lex >> name.c_str(); // check for name
lex >> "CommandInset";
params.read(lex);
return true;
}
// FIXME This could take an InsetCode instead of a string
string InsetCommand::params2string(string const & name,
InsetCommandParams const & params)
{
ostringstream data;
data << name << ' ';
params.write(data);
data << "\\end_inset\n";
return data.str();
}
} // namespace lyx