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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/branches/BRANCH_1_3_X@6461 a592a061-630c-0410-9148-cb99ea01b6c8
139 lines
3.3 KiB
C++
139 lines
3.3 KiB
C++
// -*- C++ -*-
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#ifndef LYXFUNC_H
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#define LYXFUNC_H
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#ifdef __GNUG__
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#pragma interface
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#endif
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#include "FuncStatus.h"
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#include "kbsequence.h"
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#include "commandtags.h"
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#include "LString.h"
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#include <boost/signals/trackable.hpp>
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class LyXView;
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class LyXText;
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class FuncRequest;
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class BufferView;
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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
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LyXFunc(LyXView *);
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/// LyX dispatcher, executes lyx actions.
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void dispatch(FuncRequest const &, bool verbose = false);
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/// Dispatch via a string argument
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void dispatch(string const & s, bool verbose = false);
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/// Dispatch via a pseudo action, also displaying shortcut/command name
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void dispatch(int ac, bool verbose = false);
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/// return the status bar state string
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string const view_status_message();
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///
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void processKeySym(LyXKeySymPtr key, key_modifier::state state);
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/// we need one internal which is called from inside LyXAction and
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/// can contain the string argument.
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FuncStatus getStatus(int ac) const;
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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(string const & m) const;
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/// Buffer to store result messages
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void setErrorMessage(string const &) const;
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/// Buffer to store result messages from getStatus
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void setStatusMessage(string const &) const;
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/// Buffer to store result messages
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string const getMessage() const { return dispatch_buffer; }
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/// Buffer to store result messages
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string const getStatusMessage() const { return status_buffer; }
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/// Handle a accented char key sequence
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void handleKeyFunc(kb_action action);
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private:
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///
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BufferView * view() const;
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///
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LyXView * owner;
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/// the last character added to the key sequence, in ISO encoded form
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char encoded_last_key;
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///
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kb_sequence keyseq;
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///
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kb_sequence cancel_meta_seq;
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///
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key_modifier::state meta_fake_bit;
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///
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void moveCursorUpdate(bool flag = true, bool selecting = false);
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///
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void setupLocalKeymap();
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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 string dispatch_buffer;
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/** Buffer to store messages and result data from getStatus
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*/
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mutable string status_buffer;
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/// send a post-dispatch status message
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void sendDispatchMessage(string const & msg, FuncRequest const & ev, bool verbose);
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// I think the following should be moved to BufferView. (Asger)
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///
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void menuNew(string const & argument, bool fromTemplate);
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///
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void open(string const &);
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///
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void doImport(string const &);
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///
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void closeBuffer();
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///
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// This return or directly text (default) of getLyXText()
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///
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LyXText * TEXT(bool) const;
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///
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};
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/*-------------------- inlines --------------------------*/
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inline
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bool LyXFunc::wasMetaKey() const
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{
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return (meta_fake_bit != key_modifier::none);
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}
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#endif
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