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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@20322 a592a061-630c-0410-9148-cb99ea01b6c8
146 lines
3.5 KiB
C++
146 lines
3.5 KiB
C++
// -*- C++ -*-
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/**
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* \file LyXFunc.h
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Lars Gullik Bjønnes
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* \author Jean-Marc Lasgouttes
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* \author John Levon
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* \author André Pönitz
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*
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* Full author contact details are available in file CREDITS.
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*/
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#ifndef LYXFUNC_H
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#define LYXFUNC_H
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#include "KeySequence.h"
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#include "lfuns.h"
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#include "TextClass_ptr.h"
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#include "support/docstring.h"
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#include <boost/scoped_ptr.hpp>
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#include <boost/signals/trackable.hpp>
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namespace lyx {
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class Buffer;
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class BufferView;
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class FuncRequest;
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class FuncStatus;
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class KeySymbol;
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class Text;
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namespace frontend {
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class LyXView;
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}
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/** This class encapsulates all the LyX command operations.
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This is the class of the LyX's "high level event handler".
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Every user command is processed here, either invocated from
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keyboard or from the GUI. All GUI objects, including buttons and
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menus should use this class and never call kernel functions directly.
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*/
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class LyXFunc : public boost::signals::trackable {
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public:
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///
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explicit LyXFunc();
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/// LyX dispatcher, executes lyx actions.
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void dispatch(FuncRequest const &);
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///
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void setLyXView(frontend::LyXView * lv);
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///
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void initKeySequences(KeyMap * kb);
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/// return the status bar state string
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docstring const viewStatusMessage();
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///
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void processKeySym(KeySymbol const & key, key_modifier::state state);
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///
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FuncStatus getStatus(FuncRequest const & action) const;
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/// The last key was meta
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bool wasMetaKey() const;
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/// True if lyxfunc reports an error
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bool errorStat() const { return errorstat; }
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/// Buffer to store result messages
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void setMessage(docstring const & m) const;
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/// Buffer to store result messages
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void setErrorMessage(docstring const &) const;
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/// Buffer to store result messages
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docstring const getMessage() const { return dispatch_buffer; }
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/// Handle a accented char key sequence
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void handleKeyFunc(kb_action action);
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/// goto a bookmark
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/// openFile: whether or not open a file if the file is not opened
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/// switchToBuffer: whether or not switch to buffer if the buffer is
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/// not the current buffer
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void gotoBookmark(unsigned int idx, bool openFile, bool switchToBuffer);
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private:
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///
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BufferView * view() const;
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///
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frontend::LyXView * lyx_view_;
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/// the last character added to the key sequence, in UCS4 encoded form
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char_type encoded_last_key;
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///
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boost::scoped_ptr<KeySequence> keyseq;
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///
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boost::scoped_ptr<KeySequence> cancel_meta_seq;
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///
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key_modifier::state meta_fake_bit;
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/// Error status, only Dispatch can change this flag
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mutable bool errorstat;
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/** Buffer to store messages and result data. Is there a
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good reason to have this one as static in Dispatch? (Ale)
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*/
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mutable docstring dispatch_buffer;
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/// send a post-dispatch status message
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void sendDispatchMessage(docstring const & msg,
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FuncRequest const & ev);
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// I think the following should be moved to BufferView. (Asger)
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///
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void menuNew(std::string const & argument, bool fromTemplate);
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///
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void open(std::string const &);
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///
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void doImport(std::string const &);
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///
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void closeBuffer();
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///
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void reloadBuffer();
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///
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bool ensureBufferClean(BufferView * bv);
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///
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void updateLayout(TextClass_ptr const & oldlayout, Buffer * buffer);
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};
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/// Implementation is in LyX.cpp
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extern LyXFunc & theLyXFunc();
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/// Implementation is in LyX.cpp
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extern FuncStatus getStatus(FuncRequest const & action);
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/// Implementation is in LyX.cpp
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extern void dispatch(FuncRequest const & action);
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} // namespace lyx
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#endif
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