153 lines
4.2 KiB
C++
153 lines
4.2 KiB
C++
// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
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#ifndef __binding_hh
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#define __binding_hh
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/*! @file bindings.hh
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@brief I dunno.. some binding stuff?
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*/
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#include "actions.hh"
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#include "python.hh"
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#include "otk/timer.hh"
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extern "C" {
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#include <Python.h>
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}
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#include <string>
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#include <list>
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#include <vector>
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namespace ob {
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class Client;
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typedef std::list<PyObject *> CallbackList;
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typedef struct Binding {
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unsigned int modifiers;
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unsigned int key;
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bool operator==(struct Binding &b2) { return key == b2.key &&
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modifiers == b2.modifiers; }
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bool operator!=(struct Binding &b2) { return key != b2.key ||
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modifiers != b2.modifiers; }
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Binding(unsigned int mod, unsigned int k) { modifiers = mod; key = k; }
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} Binding;
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typedef struct KeyBindingTree {
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Binding binding;
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CallbackList callbacks; // the callbacks given for the binding in add()
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bool chain; // true if this is a chain to another key (not an action)
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struct KeyBindingTree *next_sibling; // the next binding in the tree at the same
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// level
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struct KeyBindingTree *first_child; // the first child of this binding (next
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// binding in a chained sequence).
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KeyBindingTree() : binding(0, 0) {
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chain = true; next_sibling = first_child = 0;
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}
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} KeyBindingTree;
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typedef struct ButtonBinding {
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Binding binding;
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CallbackList callbacks[MouseAction::NUM_MOUSE_ACTION];
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ButtonBinding() : binding(0, 0) {}
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};
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class Bindings {
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public:
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//! A list of strings
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typedef std::vector<std::string> StringVect;
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private:
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// root node of the tree (this doesn't have siblings!)
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KeyBindingTree _keytree;
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KeyBindingTree *_curpos; // position in the keytree
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Binding _resetkey; // the key which resets the key chain status
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otk::Timer *_timer;
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KeyBindingTree *find(KeyBindingTree *search, bool *conflict) const;
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KeyBindingTree *buildtree(const StringVect &keylist,
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PyObject *callback) const;
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void assimilate(KeyBindingTree *node);
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static void resetChains(Bindings *self); // the timer's timeout function
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typedef std::list <ButtonBinding*> ButtonBindingList;
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ButtonBindingList _buttons[MouseContext::NUM_MOUSE_CONTEXT];
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void grabButton(bool grab, const Binding &b, MouseContext::MC context,
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Client *client);
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CallbackList _eventlist[EventAction::NUM_EVENTS];
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PyObject *_keybgrab_callback;
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public:
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//! Initializes an Bindings object
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Bindings();
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//! Destroys the Bindings object
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virtual ~Bindings();
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//! Translates a binding string into the actual Binding
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bool translate(const std::string &str, Binding &b, bool askey = true) const;
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//! Adds a new key binding
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/*!
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A binding will fail to be added if the binding already exists (as part of
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a chain or not), or if any of the strings in the keylist are invalid.
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@return true if the binding could be added; false if it could not.
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*/
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bool addKey(const StringVect &keylist, PyObject *callback);
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//! Removes a key binding
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/*!
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@return The callbackid of the binding, or '< 0' if there was no binding to
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be removed.
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*/
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bool removeKey(const StringVect &keylist, PyObject *callback);
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//! Removes all key bindings
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void removeAllKeys();
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void fireKey(int screen, unsigned int modifiers,unsigned int key, Time time,
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KeyAction::KA action);
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void setResetKey(const std::string &key);
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void grabKeys(bool grab);
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bool grabKeyboard(int screen, PyObject *callback);
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void ungrabKeyboard();
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bool grabPointer(int screen);
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void ungrabPointer();
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bool addButton(const std::string &but, MouseContext::MC context,
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MouseAction::MA action, PyObject *callback);
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void grabButtons(bool grab, Client *client);
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//! Removes all button bindings
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void removeAllButtons();
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void fireButton(MouseData *data);
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//! Bind a callback for an event
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bool addEvent(EventAction::EA action, PyObject *callback);
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//! Unbind the callback function from an event
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bool removeEvent(EventAction::EA action, PyObject *callback);
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//! Remove all callback functions
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void removeAllEvents();
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void fireEvent(EventData *data);
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};
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}
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#endif // __binding_hh
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