X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Finsets%2Finsetcommand.C;h=6d5248844b923d5650941ffb563ea74feb0313ae;hb=e28331ed63062dea10d0a21b9ec12034b4b17b9a;hp=cb40f395ea2c273ce5f86dce0795a15219caf33b;hpb=2470d9297d3f2c303f555c8f235d022b19396679;p=lyx.git

diff --git a/src/insets/insetcommand.C b/src/insets/insetcommand.C
index cb40f395ea..6d5248844b 100644
--- a/src/insets/insetcommand.C
+++ b/src/insets/insetcommand.C
@@ -1,219 +1,224 @@
-/* This file is part of
- * ======================================================
- * 
- *           LyX, The Document Processor
- * 	 
- *	    Copyright 1995 Matthias Ettrich
- *          Copyright 1995-2001 The LyX Team.
+/**
+ * \file insetcommand.C
+ * 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>
 
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
 #include "insetcommand.h"
-#include "debug.h"
-#include "Painter.h"
+
+#include "BufferView.h"
+#include "dispatchresult.h"
+#include "funcrequest.h"
+#include "FuncStatus.h"
 #include "lyxlex.h"
+#include "metricsinfo.h"
 
-using std::ostream;
-using std::endl;
+#include <sstream>
 
 
-InsetCommandParams::InsetCommandParams()
-{}
+namespace lyx {
 
+using std::string;
+using std::istringstream;
+using std::ostream;
+using std::ostringstream;
 
-InsetCommandParams::InsetCommandParams( string const & n,
-					string const & c,
-					string const & o )
-	: cmdname(n), contents(c), options(o)
+
+InsetCommand::InsetCommand(InsetCommandParams const & p,
+			   string const & mailer_name)
+	: p_(p),
+	  mailer_name_(mailer_name),
+	  mouse_hover_(false),
+	  updateButtonLabel_(true)
 {}
 
 
-string const InsetCommandParams::getAsString() const
+InsetCommand::~InsetCommand()
 {
-	return cmdname + "|++|" + contents + "|++|" + options;
+	if (!mailer_name_.empty())
+		InsetCommandMailer(mailer_name_, *this).hideDialog();
 }
 
 
-void InsetCommandParams::setFromString( string const & b )
+bool InsetCommand::metrics(MetricsInfo & mi, Dimension & dim) const
 {
-	string::size_type idx = b.find("|++|");
-	if (idx == string::npos) {
-		cmdname = b;
-		contents = "";
-		options = "";
-		return;
+	if (updateButtonLabel_) {
+		updateButtonLabel_ = false;
+		button_.update(getScreenLabel(*mi.base.bv->buffer()),
+			       editable() != NOT_EDITABLE);
 	}
+	button_.metrics(mi, dim);
+	bool const changed = dim_ != dim;
+	dim_ = dim;
+	return changed;
+}
 
-	cmdname = b.substr(0, idx);
-	string tmp = b.substr(idx+4);
 
-	idx = tmp.find("|++|");
-	if (idx == string::npos) {
-		contents = tmp;
-		options = "";
-	} else {
-		contents  = tmp.substr(0, idx);
-		options = tmp.substr(idx+4);
-	}
+bool InsetCommand::setMouseHover(bool mouse_hover)
+{
+	mouse_hover_ = mouse_hover;
+	return true;
 }
 
 
-bool InsetCommandParams::operator==(InsetCommandParams const & o) const
+void InsetCommand::draw(PainterInfo & pi, int x, int y) const
 {
-	return cmdname == o.cmdname && contents == o.contents
-		&& options == o.options;
+	setPosCache(pi, x, y);
+	button_.setRenderState(mouse_hover_);
+	button_.draw(pi, x, y);
 }
 
 
-bool InsetCommandParams::operator!=(InsetCommandParams const & o) const
+void InsetCommand::setParams(InsetCommandParams const & p)
 {
-	return !(*this == o);
+	p_ = p;
+	updateButtonLabel_ = true;
 }
 
 
-void InsetCommandParams::scanCommand(string const & cmd)
+int InsetCommand::latex(Buffer const &, odocstream & os,
+			OutputParams const &) const
 {
-	string tcmdname, toptions, tcontents;
-
-	if (cmd.empty()) return;
-
-	enum { WS, CMDNAME, OPTION, CONTENT } state = WS;
-	
-	// Used to handle things like \command[foo[bar]]{foo{bar}}
-	int nestdepth = 0;
-
-	for (string::size_type i = 0; i < cmd.length(); ++i) {
-		char c = cmd[i];
-		if ((state == CMDNAME && c == ' ') ||
-		    (state == CMDNAME && c == '[') ||
-		    (state == CMDNAME && c == '{')) {
-			state = WS;
-		}
-		if ((state == OPTION  && c == ']') ||
-		    (state == CONTENT && c == '}')) {
-			if (nestdepth == 0) {
-				state = WS;
-			} else {
-				--nestdepth;
-			}
-		}
-		if ((state == OPTION  && c == '[') ||
-		    (state == CONTENT && c == '{')) {
-		    	++nestdepth;
-		}
-		switch (state) {
-		case CMDNAME:	tcmdname += c; break;
-		case OPTION: 	toptions += c; break;
-		case CONTENT:	tcontents += c; break;
-		case WS:
-			if (c == '\\') {
-				state = CMDNAME;
-			} else if (c == '[') {
-				state = OPTION;
-				nestdepth = 0; // Just to be sure
-			} else if (c == '{') {
-				state = CONTENT;
-				nestdepth = 0; // Just to be sure
-			}
-			break;
-		}
-	}
+	os << getCommand();
+	return 0;
+}
+
+
+int InsetCommand::plaintext(Buffer const &, odocstream &,
+			OutputParams const &) const
+{
+	return 0;
+}
+
 
-	// Don't mess with this.
-	if (!tcmdname.empty())  setCmdName( tcmdname );
-	if (!toptions.empty())  setOptions( toptions );
-	if (!tcontents.empty()) setContents( tcontents ); 
-
-	if (lyxerr.debugging(Debug::PARSER))
-		lyxerr << "Command <" <<  cmd
-		       << "> == <" << getCommand()
-		       << "> == <" << getCmdName()
-		       << '|' << getContents()
-		       << '|' << getOptions() << '>' << endl;
+int InsetCommand::docbook(Buffer const &, odocstream &,
+			  OutputParams const &) const
+{
+	return 0;
 }
 
 
-// This function will not be necessary when lyx3
-void InsetCommandParams::read(LyXLex & lex)
-{    
-	string token;
+void InsetCommand::doDispatch(LCursor & cur, FuncRequest & cmd)
+{
+	switch (cmd.action) {
+	case LFUN_INSET_REFRESH:
+		updateButtonLabel_ = true;
+		break;
+
+	case LFUN_INSET_MODIFY: {
+		InsetCommandParams p(p_.getCmdName());
+		InsetCommandMailer::string2params(mailer_name_, to_utf8(cmd.argument()), p);
+		if (p.getCmdName().empty())
+			cur.noUpdate();
+		else
+			setParams(p);
+		break;
+	}
 
-	if (lex.eatLine()) {
-		token = lex.getString();
-		scanCommand(token);
-	} else {
-		lex.printError("InsetCommand: Parse error: `$$Token'");
+	case LFUN_INSET_DIALOG_UPDATE: {
+		string const name = to_utf8(cmd.argument());
+		InsetCommandMailer(name, *this).updateDialog(&cur.bv());
+		break;
 	}
-	
-	while (lex.isOK()) {
-		lex.nextToken();
-		token = lex.getString();
-		if (token == "\\end_inset")
-			break;
+
+	case LFUN_MOUSE_RELEASE: {
+		if (!mailer_name_.empty())
+			InsetCommandMailer(mailer_name_, *this).showDialog(&cur.bv());
+		break;
 	}
-	if (token != "\\end_inset") {
-		lex.printError("Missing \\end_inset at this point. "
-			       "Read: `$$Token'");
+
+	default:
+		InsetBase::doDispatch(cur, cmd);
+		break;
 	}
+
 }
 
 
-void InsetCommandParams::write(ostream & os) const
+bool InsetCommand::getStatus(LCursor & cur, FuncRequest const & cmd,
+	FuncStatus & status) const
 {
-	os << "LatexCommand " << getCommand() << "\n";
+	switch (cmd.action) {
+	// suppress these
+	case LFUN_ERT_INSERT:
+		status.enabled(false);
+		return true;
+	// we handle these
+	case LFUN_INSET_REFRESH:
+	case LFUN_INSET_MODIFY:
+	case LFUN_INSET_DIALOG_UPDATE:
+		status.enabled(true);
+		return true;
+	default:
+		return InsetBase::getStatus(cur, cmd, status);
+	}
 }
 
 
-string const InsetCommandParams::getCommand() const
-{	
-	string s;
-	if (!getCmdName().empty()) s += "\\"+getCmdName();
-	if (!getOptions().empty()) s += "["+getOptions()+']';
-	s += "{"+getContents()+'}';
-	return s;
+void InsetCommand::replaceContents(std::string const & from, string const & to)
+{
+	if (getContents() == from)
+		setContents(to);
 }
 
 
-InsetCommand::InsetCommand(InsetCommandParams const & p, bool)
-	: p_( p.getCmdName(), p.getContents(), p.getOptions() )
+InsetCommandMailer::InsetCommandMailer(string const & name,
+				       InsetCommand & inset)
+	: name_(name), inset_(inset)
 {}
 
 
-void InsetCommand::setParams(InsetCommandParams const & p )
+string const InsetCommandMailer::inset2string(Buffer const &) const
 {
-	p_.setCmdName( p.getCmdName() );
-	p_.setContents( p.getContents() );
-	p_.setOptions( p.getOptions() );
+	return params2string(name(), inset_.params());
 }
 
 
-int InsetCommand::latex(Buffer const *, ostream & os,
-			bool /*fragile*/, bool/*fs*/) const
+void InsetCommandMailer::string2params(string const & name,
+				       string const & in,
+				       InsetCommandParams & params)
 {
-	os << getCommand();
-	return 0;
-}
+	params.clear();
+	if (in.empty())
+		return;
 
+	istringstream data(in);
+	LyXLex lex(0,0);
+	lex.setStream(data);
 
-int InsetCommand::ascii(Buffer const *, ostream &, int) const
-{
-	return 0;
-}
+	string n;
+	lex >> n;
+	if (!lex || n != name)
+		return print_mailer_error("InsetCommandMailer", in, 1, name);
 
+	// This is part of the inset proper that is usually swallowed
+	// by LyXText::readInset
+	string id;
+	lex >> id;
+	if (!lex || id != "LatexCommand")
+		return print_mailer_error("InsetCommandMailer", in, 2, "LatexCommand");
 
-int InsetCommand::linuxdoc(Buffer const *, ostream &) const
-{
-	return 0;
+	params.read(lex);
 }
 
 
-int InsetCommand::docbook(Buffer const *, ostream &) const
+string const
+InsetCommandMailer::params2string(string const & name,
+				  InsetCommandParams const & params)
 {
-	return 0;
+	ostringstream data;
+	data << name << ' ';
+	params.write(data);
+	data << "\\end_inset\n";
+	return data.str();
 }
+
+
+} // namespace lyx