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EventManager.h
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EventManager.h
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#pragma once
#include "ieventmanager.h"
#include <wx/event.h>
#include <sigc++/connection.h>
#include <map>
#include <list>
#include "xmlutil/Node.h"
#include "Accelerator.h"
#include "GlobalKeyEventFilter.h"
namespace ui
{
class EventManager :
public IEventManager,
public wxEvtHandler
{
private:
// Each command has a name, this is the map where the name->command association is stored
typedef std::map<const std::string, IEventPtr> EventMap;
struct ItemConnection
{
IMenuElementPtr item;
sigc::connection itemActivatedConn;
};
std::multimap<std::string, ItemConnection> _menuItems;
// The command-to-accelerator map containing all registered shortcuts
std::map<std::string, Accelerator::Ptr> _accelerators;
// The map of all registered events
EventMap _events;
IEventPtr _emptyEvent;
Accelerator _emptyAccelerator;
GlobalKeyEventFilterPtr _shortcutFilter;
public:
// RegisterableModule implementation
const std::string& getName() const override;
const StringSet& getDependencies() const override;
void initialiseModule(const ApplicationContext& ctx) override;
void shutdownModule() override;
// Constructor
EventManager();
IEventPtr findEvent(const std::string& name) override;
IEventPtr findEvent(wxKeyEvent& ev) override;
std::string getEventName(const IEventPtr& event) override;
std::string getAcceleratorStr(const IEventPtr& event, bool forMenu) override;
void resetAcceleratorBindings() override;
// Checks if the eventName is already registered and writes to rMessage, if so
bool alreadyRegistered(const std::string& eventName);
// Add a command and specify the statement to execute when triggered
IEventPtr addCommand(const std::string& name, const std::string& statement, bool reactOnKeyUp) override;
IEventPtr addKeyEvent(const std::string& name, const KeyStateChangeCallback& keyStateChangeCallback) override;
IEventPtr addWidgetToggle(const std::string& name) override;
IEventPtr addRegistryToggle(const std::string& name, const std::string& registryKey) override;
IEventPtr addToggle(const std::string& name, const ToggleCallback& onToggled) override;
void setToggled(const std::string& name, const bool toggled) override;
void registerMenuItem(const std::string& eventName, const ui::IMenuElementPtr& item) override;
void unregisterMenuItem(const std::string& eventName, const ui::IMenuElementPtr& item) override;
// Connects the given accelerator to the given command (identified by the string)
void connectAccelerator(wxKeyEvent& keyEvent, const std::string& command) override;
void disconnectAccelerator(const std::string& command) override;
void disableEvent(const std::string& eventName) override;
void enableEvent(const std::string& eventName) override;
void renameEvent(const std::string& oldEventName, const std::string& newEventName) override;
void removeEvent(const std::string& eventName) override;
void disconnectToolbar(wxToolBar* toolbar) override;
// Loads the default shortcuts from the registry
void loadAccelerators() override;
void foreachEvent(IEventVisitor& eventVisitor) override;
// Tries to locate an accelerator, that is connected to the given command
Accelerator& findAccelerator(wxKeyEvent& ev);
bool handleKeyEvent(wxKeyEvent& keyEvent);
std::string getEventStr(wxKeyEvent& ev) override;
private:
void saveEventListToRegistry();
Accelerator& connectAccelerator(int keyCode, unsigned int modifierFlags, const std::string& command);
Accelerator& findAccelerator(const IEventPtr& event);
Accelerator& findAccelerator(const std::string& commandName);
Accelerator& findAccelerator(const std::string& key, const std::string& modifierStr);
bool duplicateAccelerator(const std::string& key, const std::string& modifiers, const IEventPtr& event);
// Returns the pointer to the accelerator for the given event, but convert the key to uppercase before passing it
Accelerator& findAccelerator(unsigned int keyVal, const unsigned int modifierFlags);
void loadAcceleratorFromList(const xml::NodeList& shortcutList);
bool isModifier(wxKeyEvent& ev);
};
}