* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
* \author Jean-Marc Lasgouttes
* \author John Levon
*
#define KEYMAP_H
#include "FuncRequest.h"
+#include "KeySequence.h"
-#include "frontends/key_state.h"
-#include "frontends/KeySymbol.h"
-
-#include "support/docstream.h"
+#include "support/strfwd.h"
#include <boost/shared_ptr.hpp>
#include <vector>
-#include <deque>
namespace lyx {
-class KeySequence;
-
/// Defines key maps and actions for key sequences
class KeyMap {
public:
+ enum ItemType {
+ System, //< loaded from a bind file
+ UserBind, //< \bind loaded from user.bind
+ UserUnbind, //< \unbind loaded from user.bind, with corresponding
+ //< entry in system bind file
+ UserExtraUnbind //< \unbind loaded from user.bind, without
+ //< corresponding entry in system bind file.
+ };
/**
- * Bind a key sequence to an action.
+ * Bind/Unbind a key sequence to an action.
* @return 0 on success, or position in string seq where error
* occurs.
* See KeySequence::parse for the syntax of the seq string
*/
size_t bind(std::string const & seq, FuncRequest const & func);
+ size_t unbind(std::string const & seq, FuncRequest const & func);
- // Parse a bind file
- bool read(std::string const & bind_file);
+ /**
+ * Define/Undefine an action for a key sequence.
+ * @param r internal recursion level
+ */
+ void bind(KeySequence * seq, FuncRequest const & func,
+ unsigned int r = 0);
+ void unbind(KeySequence * seq, FuncRequest const & func,
+ unsigned int r = 0);
+
+
+ /// returns the function bound to this key sequence, or
+ /// FuncRequest::unknown if no binding exists for it.
+ /// @param r an internal recursion counter
+ // FIXME Surely there's a better way to do that?
+ FuncRequest getBinding(KeySequence const & seq, unsigned int r = 0);
+
+ /// clear all bindings
+ void clear();
+
+ /** Parse a bind file. If a valid unbind_map is given, put \unbind
+ * bindings to a separate KeyMap. This is used in the Shortcut preference
+ * dialog where main and user bind files are loaded separately so \unbind
+ * in user.bind can not nullify \bind in the master bind file.
+ *
+ * @param bind_file bind file
+ * @param unbind_map pointer to a KeyMap that holds \unbind bindings
+ */
+ bool read(std::string const & bind_file, KeyMap * unbind_map = 0);
+
+ /** write to a bind file.
+ * @param append append to the bind_file instead of overwrite it
+ * @param unbind use \unbind instead of \bind, indicating this KeyMap
+ * actually record unbind maps.
+ */
+ void write(std::string const & bind_file, bool append, bool unbind = false) const;
/**
* print all available keysyms
* @return the action / LFUN_COMMAND_PREFIX / LFUN_UNKNOWN_ACTION
*/
FuncRequest const &
- lookup(KeySymbol const & key,
- key_modifier::state mod, KeySequence * seq) const;
+ lookup(KeySymbol const & key, KeyModifier mod, KeySequence * seq) const;
///
- typedef std::deque<KeySequence> Bindings;
+ typedef std::vector<KeySequence> Bindings;
/// Given an action, find all keybindings.
- Bindings findbindings(FuncRequest const & func) const;
+ Bindings findBindings(FuncRequest const & func) const;
/// Given an action, print the keybindings.
- docstring const printbindings(FuncRequest const & func) const;
+ docstring printBindings(FuncRequest const & func,
+ KeySequence::outputFormat format) const;
+
+ struct Binding {
+ Binding(FuncRequest const & r, KeySequence const & s, ItemType t)
+ : request(r), sequence(s), tag(t) {}
+ FuncRequest request;
+ KeySequence sequence;
+ KeyMap::ItemType tag;
+ };
+ typedef std::vector<Binding> BindingList;
+ /**
+ * Return all lfun and their associated bindings.
+ * @param unbound list unbound (func without any keybinding) as well
+ * @param tag an optional tag to indicate the source of the bindinglist
+ */
+ BindingList listBindings(bool unbound, ItemType tag = System) const;
/**
* Given an action, find the first 1-key binding (if it exists).
* The KeySymbol pointer is 0 is no key is found.
* [only used by the Qt/Mac frontend]
*/
- std::pair<KeySymbol, key_modifier::state>
- find1keybinding(FuncRequest const & func) const;
-
+ std::pair<KeySymbol, KeyModifier>
+ find1keybinding(FuncRequest const & func) const;
/**
* Returns a string of the given keysym, with modifiers.
* @param mod the modifiers
*/
static std::string const printKeySym(KeySymbol const & key,
- key_modifier::state mod);
-
- typedef std::pair<key_modifier::state, key_modifier::state> modifier_pair;
+ KeyModifier mod);
private:
+ ///
+ typedef std::pair<KeyModifier, KeyModifier> ModifierPair;
+
///
struct Key {
/// Keysym
KeySymbol code;
-
/// Modifier masks
- modifier_pair mod;
-
+ ModifierPair mod;
/// Keymap for prefix keys
- boost::shared_ptr<KeyMap> table;
-
+ boost::shared_ptr<KeyMap> prefixes;
/// Action for !prefix keys
FuncRequest func;
};
- /**
- * Define an action for a key sequence.
- * @param r internal recursion level
- */
- void defkey(KeySequence * seq, FuncRequest const & func,
- unsigned int r = 0);
-
/**
* Given an action, find all keybindings
* @param func the action
* @param prefix a sequence to prepend the results
*/
- Bindings findbindings(FuncRequest const & func,
- KeySequence const & prefix) const;
+ Bindings findBindings(FuncRequest const & func,
+ KeySequence const & prefix) const;
+
+ void listBindings(BindingList & list, KeySequence const & prefix,
+ ItemType tag) const;
/// is the table empty ?
bool empty() const { return table.empty(); }