/**
* \file kbmap.C
- * Copyright 1995-2002 the LyX Team
- * Read the file COPYING
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * \author unknown
- * \author John Levon <moz@compsoc.man.ac.uk>
+ * \author Lars Gullik Bjønnes
+ * \author Jean-Marc Lasgouttes
+ * \author John Levon
+ * \author André Pönitz
+ *
+ * Full author contact details are available in file CREDITS.
*/
#include <config.h>
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
#include "kbmap.h"
-#include "commandtags.h"
-#include "kbsequence.h"
+
#include "debug.h"
+#include "kbsequence.h"
+#include "LyXAction.h"
+#include "lyxlex.h"
+
+#include "frontends/LyXKeySym.h"
+
+#include "support/filetools.h"
+
+#include <sstream>
+
+
+namespace lyx {
+
+using support::FileName;
+using support::i18nLibFileSearch;
using std::endl;
+using std::string;
+
-string const kb_keymap::printKeysym(LyXKeySymPtr key,
+string const kb_keymap::printKeySym(LyXKeySym const & key,
key_modifier::state mod)
{
string buf;
- string const s = key->getSymbolName();
+ string const s = key.getSymbolName();
+
+ if (mod & key_modifier::shift)
+ buf += "S-";
+ if (mod & key_modifier::ctrl)
+ buf += "C-";
+ if (mod & key_modifier::alt)
+ buf += "M-";
- if (mod & key_modifier::shift) buf += "S-";
- if (mod & key_modifier::ctrl) buf += "C-";
- if (mod & key_modifier::alt) buf += "M-";
buf += s;
return buf;
}
-string const kb_keymap::printKey(kb_key const & key) const
-{
- return printKeysym(key.code, key.mod.first);
-}
-
-string::size_type kb_keymap::bind(string const & seq, int action)
+string::size_type kb_keymap::bind(string const & seq, FuncRequest const & func)
{
if (lyxerr.debugging(Debug::KBMAP)) {
lyxerr << "BIND: Sequence `"
<< seq << "' Action `"
- << action << "'" << endl;
+ << func.action << '\'' << endl;
}
kb_sequence k(0, 0);
string::size_type const res = k.parse(seq);
if (res == string::npos) {
- defkey(&k, action);
+ defkey(&k, func);
} else {
lyxerr[Debug::KBMAP] << "Parse error at position " << res
<< " in key sequence '" << seq << "'."
}
-int kb_keymap::lookup(LyXKeySymPtr key,
- key_modifier::state mod, kb_sequence * seq) const
+namespace {
+
+enum BindTags {
+ BN_BIND,
+ BN_BINDFILE
+};
+
+keyword_item bindTags[] = {
+ { "\\bind", BN_BIND },
+ { "\\bind_file", BN_BINDFILE }
+};
+
+}
+
+
+bool kb_keymap::read(string const & bind_file)
{
+ const int bindCount = sizeof(bindTags) / sizeof(keyword_item);
+
+ LyXLex lexrc(bindTags, bindCount);
+ if (lyxerr.debugging(Debug::PARSER))
+ lexrc.printTable(lyxerr);
+
+ FileName const tmp(i18nLibFileSearch("bind", bind_file, "bind"));
+ lexrc.setFile(tmp);
+ if (!lexrc.isOK()) {
+ lyxerr << "kb_keymap::read: cannot open bind file:"
+ << tmp << endl;
+ return false;
+ }
+
+ lyxerr[Debug::KBMAP] << "Reading bind file:" << tmp << endl;
+
+ bool error = false;
+ while (lexrc.isOK()) {
+ switch (lexrc.lex()) {
+ case LyXLex::LEX_UNDEF:
+ lexrc.printError("Unknown tag `$$Token'");
+ error = true;
+ continue;
+ case LyXLex::LEX_FEOF:
+ continue;
+ case BN_BIND:
+ {
+ string seq, cmd;
+
+ if (lexrc.next()) {
+ seq = lexrc.getString();
+ } else {
+ lexrc.printError("BN_BIND: Missing key sequence");
+ error = true;
+ break;
+ }
+
+ if (lexrc.next(true)) {
+ cmd = lexrc.getString();
+ } else {
+ lexrc.printError("BN_BIND: missing command");
+ error = true;
+ break;
+ }
+
+ FuncRequest func = lyxaction.lookupFunc(cmd);
+ if (func. action == LFUN_UNKNOWN_ACTION) {
+ lexrc.printError("BN_BIND: Unknown LyX"
+ " function `$$Token'");
+ error = true;
+ break;
+ }
+
+ bind(seq, func);
+ break;
+ }
+ case BN_BINDFILE:
+ if (lexrc.next()) {
+ string const tmp(lexrc.getString());
+ error |= !read(tmp);
+ } else {
+ lexrc.printError("BN_BINDFILE: Missing file name");
+ error = true;
+ break;
+
+ }
+ break;
+ }
+ }
+
+ if (error)
+ lyxerr << "kb_keymap::read: error while reading bind file:"
+ << tmp << endl;
+ return !error;
+}
+
+
+FuncRequest const &
+kb_keymap::lookup(LyXKeySymPtr key,
+ key_modifier::state mod, kb_sequence * seq) const
+{
+ static FuncRequest const unknown(LFUN_UNKNOWN_ACTION);
+
if (table.empty()) {
seq->curmap = seq->stdmap;
seq->mark_deleted();
- return LFUN_UNKNOWN_ACTION;
+ return unknown;
}
- for (Table::const_iterator cit = table.begin();
- cit != table.end(); ++cit) {
+ Table::const_iterator end = table.end();
+ for (Table::const_iterator cit = table.begin(); cit != end; ++cit) {
key_modifier::state mask(cit->mod.second);
key_modifier::state check =
static_cast<key_modifier::state>(mod & ~mask);
-
+
if (*(cit->code) == *key && cit->mod.first == check) {
// match found
if (cit->table.get()) {
// this is a prefix key - set new map
seq->curmap = cit->table.get();
- return LFUN_PREFIX;
+ static FuncRequest prefix(LFUN_COMMAND_PREFIX);
+ return prefix;
} else {
// final key - reset map
seq->curmap = seq->stdmap;
seq->mark_deleted();
- return cit->action;
+ return cit->func;
}
}
}
// error - key not found:
seq->curmap = seq->stdmap;
seq->mark_deleted();
- return LFUN_UNKNOWN_ACTION;
+
+ return unknown;
}
-string const kb_keymap::print() const
+docstring const kb_keymap::print(bool forgui) const
{
- string buf;
- for (Table::const_iterator cit = table.begin();
- cit != table.end(); ++cit) {
- buf += printKey((*cit));
+ docstring buf;
+ Table::const_iterator end = table.end();
+ for (Table::const_iterator cit = table.begin(); cit != end; ++cit) {
+ buf += cit->code->print(cit->mod.first, forgui);
buf += ' ';
}
return buf;
}
-void kb_keymap::defkey(kb_sequence * seq, int action, unsigned int r)
+void kb_keymap::defkey(kb_sequence * seq,
+ FuncRequest const & func, unsigned int r)
{
LyXKeySymPtr code = seq->sequence[r];
if (!code->isOK())
key_modifier::state const mod2 = seq->modifiers[r].second;
// check if key is already there
- for (Table::iterator it = table.begin(); it != table.end(); ++it) {
+ 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()) {
lyxerr[Debug::KBMAP]
<< "Warning: New binding for '"
- << seq->print()
+ << to_utf8(seq->print(false))
<< "' is overriding old binding..."
<< endl;
if (it->table.get()) {
it->table.reset();
}
- it->action = action;
+ it->func = func;
+ it->func.origin = FuncRequest::KEYBOARD;
return;
} else if (!it->table.get()) {
- lyxerr << "Error: New binding for '" << seq->print()
+ lyxerr << "Error: New binding for '"
+ << to_utf8(seq->print(false))
<< "' is overriding old binding..."
<< endl;
return;
} else {
- it->table->defkey(seq, action, r + 1);
+ it->table->defkey(seq, func, r + 1);
return;
}
}
newone->code = code;
newone->mod = seq->modifiers[r];
if (r + 1 == seq->length()) {
- newone->action = action;
+ newone->func = func;
+ newone->func.origin = FuncRequest::KEYBOARD;
newone->table.reset();
- return;
} else {
newone->table.reset(new kb_keymap);
- newone->table->defkey(seq, action, r + 1);
- return;
+ newone->table->defkey(seq, func, r + 1);
}
}
-string const kb_keymap::findbinding(int act, string const & prefix) const
+docstring const kb_keymap::printbindings(FuncRequest const & func) const
+{
+ odocstringstream res;
+ Bindings bindings = findbindings(func);
+ for (Bindings::const_iterator cit = bindings.begin();
+ cit != bindings.end() ; ++cit)
+ res << '[' << cit->print(true) << ']';
+ return res.str();
+}
+
+
+kb_keymap::Bindings
+kb_keymap::findbindings(FuncRequest const & func) const
+{
+ return findbindings(func, kb_sequence(0, 0));
+}
+
+
+kb_keymap::Bindings
+kb_keymap::findbindings(FuncRequest const & func,
+ kb_sequence const & prefix) const
{
- string res;
+ Bindings res;
if (table.empty()) return res;
Table::const_iterator end = table.end();
for (Table::const_iterator cit = table.begin();
cit != end; ++cit) {
if (cit->table.get()) {
- res += cit->table->findbinding(act,
- prefix
- + printKey((*cit))
- + " ");
- } else if (cit->action == act) {
- res += "[";
- res += prefix + printKey((*cit));
- res += "] ";
+ kb_sequence seq = prefix;
+ seq.addkey(cit->code, cit->mod.first);
+ Bindings res2 =
+ cit->table->findbindings(func, seq);
+ res.insert(res.end(), res2.begin(), res2.end());
+ } else if (cit->func == func) {
+ kb_sequence seq = prefix;
+ seq.addkey(cit->code, cit->mod.first);
+ res.push_back(seq);
}
}
+
return res;
}
+
+
+std::pair<LyXKeySym const *, key_modifier::state>
+kb_keymap::find1keybinding(FuncRequest const & func) const
+{
+ Table::const_iterator end = table.end();
+ for (Table::const_iterator cit = table.begin();
+ cit != end; ++cit) {
+ if (!cit->table.get() && cit->func == func)
+ return std::make_pair(cit->code.get(), cit->mod.first);
+ }
+
+ return std::make_pair<LyXKeySym const *, key_modifier::state>(0, key_modifier::none);
+}
+
+
+} // namespace lyx
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