X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FKeyMap.cpp;h=a5e83b356bed7e497f19011a28ccef8e6ddd4cc6;hb=ad91dd139c4d6665704b11d9bd34770c3b769543;hp=8e4458d48593caf76cbf5aef41031c4a8a2f2bcf;hpb=c4033d401202ffc57b5a04ef9cf83b494b7ddfa0;p=lyx.git

diff --git a/src/KeyMap.cpp b/src/KeyMap.cpp
index 8e4458d485..a5e83b356b 100644
--- a/src/KeyMap.cpp
+++ b/src/KeyMap.cpp
@@ -15,24 +15,24 @@
 
 #include "KeyMap.h"
 
-#include "debug.h"
 #include "KeySequence.h"
 #include "LyXAction.h"
 #include "Lexer.h"
 
+#include "support/debug.h"
+#include "support/docstream.h"
+#include "support/FileName.h"
 #include "support/filetools.h"
 
+#include <fstream>
 #include <sstream>
+#include <utility>
 
-using std::endl;
-using std::string;
-
+using namespace std;
+using namespace lyx::support;
 
 namespace lyx {
 
-using support::FileName;
-using support::i18nLibFileSearch;
-
 
 string const KeyMap::printKeySym(KeySymbol const & key, KeyModifier mod)
 {
@@ -40,12 +40,12 @@ string const KeyMap::printKeySym(KeySymbol const & key, KeyModifier mod)
 
 	string const s = key.getSymbolName();
 
-	if (mod & ShiftModifier)
-		buf += "S-";
 	if (mod & ControlModifier)
 		buf += "C-";
 	if (mod & AltModifier)
 		buf += "M-";
+	if (mod & ShiftModifier)
+		buf += "S-";
 
 	buf += s;
 	return buf;
@@ -54,91 +54,126 @@ string const KeyMap::printKeySym(KeySymbol const & key, KeyModifier mod)
 
 size_t KeyMap::bind(string const & seq, FuncRequest const & func)
 {
-	LYXERR(Debug::KBMAP) << "BIND: Sequence `"
-	       << seq << "' Action `"
-	       << func.action << '\'' << endl;
+	LYXERR(Debug::KBMAP, "BIND: Sequence `" << seq << "' Action `"
+	       << func.action << '\'');
 
 	KeySequence k(0, 0);
 
 	string::size_type const res = k.parse(seq);
 	if (res == string::npos) {
-		defkey(&k, func);
+		bind(&k, func);
 	} else {
-		LYXERR(Debug::KBMAP) << "Parse error at position " << res
-				     << " in key sequence '" << seq << "'."
-				     << endl;
+		LYXERR(Debug::KBMAP, "Parse error at position " << res
+				     << " in key sequence '" << seq << "'.");
 	}
 
-	return res;
+	return res == string::npos ? 0 : res;
 }
 
 
-namespace {
+size_t KeyMap::unbind(string const & seq, FuncRequest const & func)
+{
+	KeySequence k(0, 0);
+
+	string::size_type const res = k.parse(seq);
+	if (res == string::npos)
+		unbind(&k, func);
+	else
+		LYXERR(Debug::KBMAP, "Parse error at position " << res
+				     << " in key sequence '" << seq << "'.");
+	return res == string::npos ? 0 : res;
+}
+
 
-enum BindTags {
-	BN_BIND,
-	BN_BINDFILE
-};
+bool KeyMap::hasBinding(KeySequence const & seq, FuncRequest const & func,
+		unsigned int r)
+{
+	KeySymbol code = seq.sequence[r];
+	if (!code.isOK())
+		return false;
 
-keyword_item bindTags[] = {
-	{ "\\bind", BN_BIND },
-	{ "\\bind_file", BN_BINDFILE }
-};
+	KeyModifier const mod1 = seq.modifiers[r].first;
+	KeyModifier const mod2 = seq.modifiers[r].second;
 
+	// check if key is already there
+	Table::iterator end = table.end();
+	for (Table::iterator it = table.begin(); it != end; ++it) {
+		if (code == it->code
+		    && mod1 == it->mod.first
+		    && mod2 == it->mod.second) {
+			if (r + 1 == seq.length())
+				return it->func == func;
+			else if (it->table.get())
+				return it->table->hasBinding(seq, func, r + 1);
+		}
+	}
+	return false;
 }
 
 
-bool KeyMap::read(string const & bind_file)
+void KeyMap::clear()
 {
-	const int bindCount = sizeof(bindTags) / sizeof(keyword_item);
+	table.clear();
+}
+
 
-	Lexer lexrc(bindTags, bindCount);
+bool KeyMap::read(string const & bind_file, KeyMap * unbind_map)
+{
+	enum {
+		BN_BIND,
+		BN_BINDFILE,
+		BN_UNBIND,
+	};
+
+	LexerKeyword bindTags[] = {
+		{ "\\bind",      BN_BIND },
+		{ "\\bind_file", BN_BINDFILE },
+		{ "\\unbind",    BN_UNBIND },
+	};
+
+	Lexer lexrc(bindTags);
 	if (lyxerr.debugging(Debug::PARSER))
 		lexrc.printTable(lyxerr);
 
-	FileName const tmp(i18nLibFileSearch("bind", bind_file, "bind"));
+	FileName const tmp = i18nLibFileSearch("bind", bind_file, "bind");
 	lexrc.setFile(tmp);
 	if (!lexrc.isOK()) {
-		lyxerr << "KeyMap::read: cannot open bind file:"
-		       << tmp << endl;
+		LYXERR0("KeyMap::read: cannot open bind file:" << tmp);
 		return false;
 	}
 
-	LYXERR(Debug::KBMAP) << "Reading bind file:" << tmp << endl;
+	LYXERR(Debug::KBMAP, "Reading bind file:" << tmp);
 
 	bool error = false;
 	while (lexrc.isOK()) {
 		switch (lexrc.lex()) {
+
 		case Lexer::LEX_UNDEF:
 			lexrc.printError("Unknown tag `$$Token'");
 			error = true;
 			continue;
+
 		case Lexer::LEX_FEOF:
 			continue;
-		case BN_BIND:
-		{
-			string seq, cmd;
 
-			if (lexrc.next()) {
-				seq = lexrc.getString();
-			} else {
+		case BN_BIND: {
+			if (!lexrc.next()) {
 				lexrc.printError("BN_BIND: Missing key sequence");
 				error = true;
 				break;
 			}
+			string seq = lexrc.getString();
 
-			if (lexrc.next(true)) {
-				cmd = lexrc.getString();
-			} else {
+			if (!lexrc.next(true)) {
 				lexrc.printError("BN_BIND: missing command");
 				error = true;
 				break;
 			}
+			string cmd = lexrc.getString();
 
 			FuncRequest func = lyxaction.lookupFunc(cmd);
-			if (func. action == LFUN_UNKNOWN_ACTION) {
-				lexrc.printError("BN_BIND: Unknown LyX"
-						 " function `$$Token'");
+			if (func.action == LFUN_UNKNOWN_ACTION) {
+				lexrc.printError("BN_BIND: Unknown LyX function `$$Token'");
 				error = true;
 				break;
 			}
@@ -146,27 +181,84 @@ bool KeyMap::read(string const & bind_file)
 			bind(seq, func);
 			break;
 		}
+
+		case BN_UNBIND: {
+			if (!lexrc.next()) {
+				lexrc.printError("BN_UNBIND: Missing key sequence");
+				error = true;
+				break;
+			}
+			string seq = lexrc.getString();
+
+			if (!lexrc.next(true)) {
+				lexrc.printError("BN_UNBIND: missing command");
+				error = true;
+				break;
+			}
+			string cmd = lexrc.getString();
+
+			FuncRequest func = lyxaction.lookupFunc(cmd);
+			if (func.action == LFUN_UNKNOWN_ACTION) {
+				lexrc.printError("BN_UNBIND: Unknown LyX"
+						 " function `$$Token'");
+				error = true;
+				break;
+			}
+			
+			if (unbind_map)
+				unbind_map->bind(seq, func);
+			else
+				unbind(seq, func);
+			break;
+		}
+
 		case BN_BINDFILE:
-			if (lexrc.next()) {
-				string const tmp(lexrc.getString());
-				error |= !read(tmp);
-			} else {
+			if (!lexrc.next()) {
 				lexrc.printError("BN_BINDFILE: Missing file name");
 				error = true;
 				break;
-
 			}
+			string const tmp = lexrc.getString();
+			error |= !read(tmp, unbind_map);
 			break;
 		}
 	}
 
 	if (error)
-		lyxerr << "KeyMap::read: error while reading bind file:"
-		       << tmp << endl;
+		LYXERR0("KeyMap::read: error while reading bind file:" << tmp);
 	return !error;
 }
 
 
+void KeyMap::write(string const & bind_file, bool append, bool unbind) const
+{
+	ofstream os(bind_file.c_str(), 
+		append ? (ios::app | ios::out) : ios::out);
+
+	if (!append)
+		os << "## This file is automatically generated by lyx\n"
+		   << "## All modifications will be lost\n\n";
+	
+	string tag = unbind ? "\\unbind" : "\\bind";
+	BindingList const list = listBindings(false);
+	BindingList::const_iterator it = list.begin();
+	BindingList::const_iterator it_end = list.end();
+	for (; it != it_end; ++it) {
+		FuncCode action = it->request.action;
+		string arg = to_utf8(it->request.argument());
+
+		os << tag << " \""
+				<< to_utf8(it->sequence.print(KeySequence::BindFile))
+				<< "\" \""
+				<< lyxaction.getActionName(action)
+				<< (arg.empty() ? "" : " ") << arg
+				<< "\"\n";
+	}
+	os << "\n";
+	os.close();
+}
+
+
 FuncRequest const & KeyMap::lookup(KeySymbol const &key,
 		  KeyModifier mod, KeySequence * seq) const
 {
@@ -219,7 +311,7 @@ docstring const KeyMap::print(bool forgui) const
 }
 
 
-void KeyMap::defkey(KeySequence * seq, FuncRequest const & func, unsigned int r)
+void KeyMap::bind(KeySequence * seq, FuncRequest const & func, unsigned int r)
 {
 	KeySymbol code = seq->sequence[r];
 	if (!code.isOK())
@@ -236,11 +328,9 @@ void KeyMap::defkey(KeySequence * seq, FuncRequest const & func, unsigned int r)
 		    && mod2 == it->mod.second) {
 			// overwrite binding
 			if (r + 1 == seq->length()) {
-				LYXERR(Debug::KBMAP)
-					<< "Warning: New binding for '"
-					<< to_utf8(seq->print(false))
-					<< "' is overriding old binding..."
-					<< endl;
+				LYXERR(Debug::KBMAP, "Warning: New binding for '"
+					<< to_utf8(seq->print(KeySequence::Portable))
+					<< "' is overriding old binding...");
 				if (it->table.get()) {
 					it->table.reset();
 				}
@@ -249,12 +339,12 @@ void KeyMap::defkey(KeySequence * seq, FuncRequest const & func, unsigned int r)
 				return;
 			} else if (!it->table.get()) {
 				lyxerr << "Error: New binding for '"
-				       << to_utf8(seq->print(false))
+				       << to_utf8(seq->print(KeySequence::Portable))
 				       << "' is overriding old binding..."
 					       << endl;
 				return;
 			} else {
-				it->table->defkey(seq, func, r + 1);
+				it->table->bind(seq, func, r + 1);
 				return;
 			}
 		}
@@ -269,42 +359,84 @@ void KeyMap::defkey(KeySequence * seq, FuncRequest const & func, unsigned int r)
 		newone->table.reset();
 	} else {
 		newone->table.reset(new KeyMap);
-		newone->table->defkey(seq, func, r + 1);
+		newone->table->bind(seq, func, r + 1);
 	}
 }
 
 
-docstring const KeyMap::printbindings(FuncRequest const & func) const
+void KeyMap::unbind(KeySequence * seq, FuncRequest const & func, unsigned int r)
 {
+	KeySymbol code = seq->sequence[r];
+	if (!code.isOK())
+		return;
+
+	KeyModifier const mod1 = seq->modifiers[r].first;
+	KeyModifier const mod2 = seq->modifiers[r].second;
+
+	// check if key is already there
+	Table::iterator end = table.end();
+	Table::iterator remove = end;
+	for (Table::iterator it = table.begin(); it != end; ++it) {
+		if (code == it->code
+		    && mod1 == it->mod.first
+		    && mod2 == it->mod.second) {
+			// remove
+			if (r + 1 == seq->length()) {
+				if (it->func == func) {
+					remove = it;
+					if (it->table.get())
+						it->table.reset();
+				}
+			} else if (it->table.get()) {
+				it->table->unbind(seq, func, r + 1);
+				if (it->table->empty())
+					remove = it;
+				return;
+			}
+		}
+	}
+	if (remove != end)
+		table.erase(remove);
+}
+
+
+docstring KeyMap::printBindings(FuncRequest const & func) const
+{
+	Bindings bindings = findBindings(func);
+	if (bindings.empty())
+		return docstring();
+	
 	odocstringstream res;
-	Bindings bindings = findbindings(func);
-	for (Bindings::const_iterator cit = bindings.begin();
-	     cit != bindings.end() ; ++cit)
-		res << '[' << cit->print(true) << ']';
+	Bindings::const_iterator cit = bindings.begin();
+	Bindings::const_iterator cit_end = bindings.end();
+	// prin the first item
+	res << cit->print(KeySequence::ForGui);
+	// more than one shortcuts?
+	for (++cit; cit != cit_end; ++cit)
+		res << ", " << cit->print(KeySequence::ForGui);
 	return res.str();
 }
 
 
-KeyMap::Bindings KeyMap::findbindings(FuncRequest const & func) const
+KeyMap::Bindings KeyMap::findBindings(FuncRequest const & func) const
 {
-	return findbindings(func, KeySequence(0, 0));
+	return findBindings(func, KeySequence(0, 0));
 }
 
 
-KeyMap::Bindings KeyMap::findbindings(FuncRequest const & func,
+KeyMap::Bindings KeyMap::findBindings(FuncRequest const & func,
 			KeySequence const & prefix) const
 {
 	Bindings res;
-	if (table.empty()) return res;
+	if (table.empty())
+		return res;
 
 	Table::const_iterator end = table.end();
-	for (Table::const_iterator cit = table.begin();
-	    cit != end; ++cit) {
+	for (Table::const_iterator cit = table.begin(); cit != end; ++cit) {
 		if (cit->table.get()) {
 			KeySequence seq = prefix;
 			seq.addkey(cit->code, cit->mod.first);
-			Bindings res2 =
-				cit->table->findbindings(func, seq);
+			Bindings res2 = cit->table->findBindings(func, seq);
 			res.insert(res.end(), res2.begin(), res2.end());
 		} else if (cit->func == func) {
 			KeySequence seq = prefix;
@@ -317,4 +449,49 @@ KeyMap::Bindings KeyMap::findbindings(FuncRequest const & func,
 }
 
 
+KeyMap::BindingList KeyMap::listBindings(bool unbound, int tag) const
+{
+	BindingList list;
+	listBindings(list, KeySequence(0, 0), tag);
+	if (unbound) {
+		LyXAction::const_func_iterator fit = lyxaction.func_begin();
+		LyXAction::const_func_iterator fit_end = lyxaction.func_end();
+		for (; fit != fit_end; ++fit) {
+			FuncCode action = fit->second;
+			bool has_action = false;
+			BindingList::const_iterator it = list.begin();
+			BindingList::const_iterator it_end = list.end();
+			for (; it != it_end; ++it)
+				if (it->request.action == action) {
+					has_action = true;
+					break;
+				}
+			if (!has_action)
+				list.push_back(Binding(FuncRequest(action), KeySequence(0, 0), tag));
+		}	
+	}
+	return list;
+}
+
+
+void KeyMap::listBindings(BindingList & list,
+	KeySequence const & prefix, int tag) const
+{
+	Table::const_iterator it = table.begin();
+	Table::const_iterator it_end = table.end();
+	for (; it != it_end; ++it) {
+		// a LFUN_COMMAND_PREFIX
+		if (it->table.get()) {
+			KeySequence seq = prefix;
+			seq.addkey(it->code, it->mod.first);
+			it->table->listBindings(list, seq, tag);
+		} else {
+			KeySequence seq = prefix;
+			seq.addkey(it->code, it->mod.first);
+			list.push_back(Binding(it->func, seq, tag));
+		}
+	}
+}
+
+
 } // namespace lyx