lyx_mirror/src/MenuBackend.C
Jean-Marc Lasgouttes 4255b4a1b7 Patches from Angus, Baruch, Dekel (2), and some glue from me.
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@1123 a592a061-630c-0410-9148-cb99ea01b6c8
2000-10-16 13:27:56 +00:00

441 lines
9.7 KiB
C

/* This file is part of
* ======================================================
*
* LyX, The Document Processor
*
* Copyright 1995 Matthias Ettrich
* Copyright 1995-2000 The LyX Team.
*
*
* ====================================================== */
#ifdef __GNUG__
#pragma implementation
#endif
#include <config.h>
#include <memory>
#include "support/LAssert.h"
#include "MenuBackend.h"
#include "lyxlex.h"
#include "LyXAction.h"
#include "debug.h"
#include "gettext.h"
#include "lastfiles.h"
#include "bufferlist.h"
#include "converter.h"
#include "exporter.h"
#include "support/filetools.h"
#include "support/lyxfunctional.h"
extern LyXAction lyxaction;
extern LastFiles * lastfiles;
extern BufferList bufferlist;
using std::endl;
using std::vector;
using std::pair;
using std::find_if;
using std::sort;
// This is the global menu definition
MenuBackend menubackend;
MenuItem::MenuItem(Kind kind, string const & label,
string const & command, bool optional)
: kind_(kind), label_(label), optional_(optional)
{
switch(kind) {
case Separator:
case Documents:
case Lastfiles:
case Toc:
case References:
case ViewFormats:
case UpdateFormats:
case ExportFormats:
break;
case Command:
action_ = lyxaction.LookupFunc(command);
if (action_ == LFUN_UNKNOWN_ACTION) {
lyxerr << "MenuItem(): LyX command `"
<< command << "' does not exist." << endl;
}
if (optional_)
lyxerr[Debug::GUI] << "Optional item "
<< command << endl;
break;
case Submenu:
submenu_ = command;
break;
}
}
Menu & Menu::add(MenuItem const & i)
{
items_.push_back(i);
return *this;
}
Menu & Menu::read(LyXLex & lex)
{
enum Menutags {
md_item = 1,
md_documents,
md_endmenu,
md_exportformats,
md_lastfiles,
md_optitem,
md_references,
md_separator,
md_submenu,
md_toc,
md_updateformats,
md_viewformats,
md_last
};
struct keyword_item menutags[md_last - 1] = {
{ "documents", md_documents },
{ "end", md_endmenu },
{ "exportformats", md_exportformats },
{ "item", md_item },
{ "lastfiles", md_lastfiles },
{ "optitem", md_optitem },
{ "references", md_references },
{ "separator", md_separator },
{ "submenu", md_submenu },
{ "toc", md_toc },
{ "updateformats", md_updateformats },
{ "viewformats", md_viewformats }
};
lex.pushTable(menutags, md_last - 1);
if (lyxerr.debugging(Debug::PARSER))
lex.printTable(lyxerr);
bool quit = false;
bool optional = false;
while (lex.IsOK() && !quit) {
switch(lex.lex()) {
case md_optitem:
optional = true;
// fallback to md_item
case md_item: {
lex.next();
string name = _(lex.GetString());
lex.next();
string const command = lex.GetString();
add(MenuItem(MenuItem::Command, name,
command, optional));
optional = false;
break;
}
case md_separator:
add(MenuItem(MenuItem::Separator));
break;
case md_lastfiles:
add(MenuItem(MenuItem::Lastfiles));
break;
case md_documents:
add(MenuItem(MenuItem::Documents));
break;
case md_toc:
add(MenuItem(MenuItem::Toc));
break;
case md_references:
add(MenuItem(MenuItem::References));
break;
case md_viewformats:
add(MenuItem(MenuItem::ViewFormats));
break;
case md_updateformats:
add(MenuItem(MenuItem::UpdateFormats));
break;
case md_exportformats:
add(MenuItem(MenuItem::ExportFormats));
break;
case md_submenu: {
lex.next();
string mlabel = _(lex.GetString());
lex.next();
string mname = lex.GetString();
add(MenuItem(MenuItem::Submenu, mlabel, mname));
break;
}
case md_endmenu:
quit = true;
break;
default:
lex.printError("menubar::read: "
"Unknown menu tag: `$$Token'");
break;
}
}
lex.popTable();
return *this;
}
struct compare_formatpair {
bool operator()(FormatPair const & a, FormatPair const & b) {
return a.format->prettyname < b.format->prettyname;
}
};
void Menu::expand(Menu & tomenu, Buffer * buf) const
{
for (const_iterator cit = begin();
cit != end() ; ++cit) {
switch ((*cit).kind()) {
case MenuItem::Lastfiles: {
int ii = 1;
for (LastFiles::const_iterator lfit = lastfiles->begin();
lfit != lastfiles->end() && ii < 10;
++lfit, ++ii) {
string label = tostr(ii) + ". "
+ MakeDisplayPath((*lfit), 30)
+ '|' + tostr(ii);
int action = lyxaction.
getPseudoAction(LFUN_FILE_OPEN,
(*lfit));
tomenu.add(MenuItem(MenuItem::Command,
label, action));
}
}
break;
case MenuItem::Documents: {
vector<string> names = bufferlist.getFileNames();
if (names.empty()) {
tomenu.add(MenuItem(MenuItem::Command,
_("No Documents Open!"),
LFUN_NOACTION));
break;
}
for (vector<string>::const_iterator docit = names.begin();
docit != names.end() ; ++docit) {
int action =
lyxaction.getPseudoAction(LFUN_SWITCHBUFFER, *docit);
string label = MakeDisplayPath(*docit, 30);
tomenu.add(MenuItem(MenuItem::Command,
label, action));
}
}
break;
case MenuItem::ViewFormats:
case MenuItem::UpdateFormats:
case MenuItem::ExportFormats: {
vector<FormatPair> names;
kb_action action;
if ((*cit).kind() == MenuItem::ViewFormats) {
names = Exporter::GetViewableFormats(buf);
action = LFUN_PREVIEW;
} else if ((*cit).kind() == MenuItem::UpdateFormats) {
names = Exporter::GetViewableFormats(buf);
action = LFUN_UPDATE;
} else {
names = Exporter::GetExportableFormats(buf);
action = LFUN_EXPORT;
}
sort(names.begin(), names.end(), compare_formatpair());
for (vector<FormatPair>::const_iterator fit = names.begin();
fit != names.end() ; ++fit) {
string fmt = (*fit).format->name;
string label = (*fit).format->prettyname;
if ((*fit).from &&
( (fit != names.begin() &&
(*fit).format == (*(fit-1)).format) ||
(fit+1 != names.end() &&
(*fit).format == (*(fit+1)).format) )) {
fmt += ":" + (*fit).from->name;
string head;
split((*fit).command, head, ' ');
label += _(" (using ") + head + ")";
}
int action2 = lyxaction.getPseudoAction(action, fmt);
tomenu.add(MenuItem(MenuItem::Command,
label, action2));
}
}
break;
default:
tomenu.add(*cit);
}
}
}
void MenuBackend::read(LyXLex & lex)
{
enum Menutags {
md_menu = 1,
md_menubar,
md_endmenuset,
md_last
};
struct keyword_item menutags[md_last - 1] = {
{ "end", md_endmenuset },
{ "menu", md_menu },
{ "menubar", md_menubar }
};
//consistency check
if (compare_no_case(lex.GetString(), "menuset"))
lyxerr << "Menubackend::read: ERROR wrong token:`"
<< lex.GetString() << '\'' << endl;
lex.pushTable(menutags, md_last - 1);
if (lyxerr.debugging(Debug::PARSER))
lex.printTable(lyxerr);
bool quit = false;
bool menubar = false;
while (lex.IsOK() && !quit) {
switch(lex.lex()) {
case md_menubar:
menubar = true;
// fallback to md_menu
case md_menu: {
lex.next();
string name = lex.GetString();
if (hasMenu(name)) {
if (getMenu(name).menubar() == menubar) {
getMenu(name).read(lex);
} else {
lex.printError("Cannot append to menu `$$Token' unless it is of the same type");
return;
}
} else {
Menu menu(name, menubar);
menu.read(lex);
add(menu);
}
menubar = false;
break;
}
case md_endmenuset:
quit = true;
break;
default:
lex.printError("menubackend::read: "
"Unknown menu tag: `$$Token'");
break;
}
}
lex.popTable();
}
void MenuBackend::defaults()
{
menulist_.clear();
lyxerr[Debug::GUI] << "MenuBackend::defaults: using default values"
<< endl;
Menu file("file");
file
.add(MenuItem(MenuItem::Command, _("New...|N"), "buffer-new"))
.add(MenuItem(MenuItem::Command, _("Open...|O"), "buffer-open"))
.add(MenuItem(MenuItem::Submenu, _("Import|I"), "import"))
.add(MenuItem(MenuItem::Command, _("Quit|Q"), "lyx-quit"))
.add(MenuItem(MenuItem::Separator))
.add(MenuItem(MenuItem::Lastfiles));
add(file);
Menu import("import");
import
.add(MenuItem(MenuItem::Command,
_("LaTeX...|L"), "buffer-import latex"))
.add(MenuItem(MenuItem::Command,
_("LinuxDoc...|L"), "buffer-import linuxdoc"));
add(import);
Menu edit("edit");
edit
.add(MenuItem(MenuItem::Command, _("Cut"), "cut"))
.add(MenuItem(MenuItem::Command, _("Copy"), "copy"))
.add(MenuItem(MenuItem::Command, _("Paste"), "paste"))
.add(MenuItem(MenuItem::Command, _("Emphasize"), "font-emph"));
add(edit);
Menu documents("documents");
documents.add(MenuItem(MenuItem::Documents));
add(documents);
Menu main("main", true);
main
.add(MenuItem(MenuItem::Submenu, _("File|F"), "file"))
.add(MenuItem(MenuItem::Submenu, _("Edit|E"), "edit"))
.add(MenuItem(MenuItem::Submenu,
_("Documents|D"), "documents"));
add(main);
Menu main_nobuffer("main_nobuffer", true);
main_nobuffer.add(MenuItem(MenuItem::Submenu, _("File|F"), "file"));
add(main_nobuffer);
if (lyxerr.debugging(Debug::GUI)) {
for(const_iterator cit = begin();
cit != end() ; ++cit)
lyxerr << "Menu name: " << cit->name()
<< ", Menubar: " << cit->menubar()
<< endl;
}
}
void MenuBackend::add(Menu const & menu)
{
menulist_.push_back(menu);
}
bool MenuBackend::hasMenu(string const & name) const
{
return find_if(begin(), end(),
compare_memfun(&Menu::name, name)) != end();
}
Menu const & MenuBackend::getMenu(string const & name) const
{
const_iterator cit = find_if(begin(), end(),
compare_memfun(&Menu::name, name));
Assert(cit != end());
return (*cit);
}
Menu & MenuBackend::getMenu(string const & name)
{
MenuList::iterator it = find_if(menulist_.begin(), menulist_.end(),
compare_memfun(&Menu::name, name));
Assert(it != menulist_.end());
return (*it);
}