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/*
* Copyright (C) 2004
* LGPL v2 zecke@handhelds.org
*/
#ifndef ODP_KEY_CONFIG_WIDGET_H
#define ODP_KEY_CONFIG_WIDGET_H
#include <opie2/oconfig.h>
#include <opie2/odevice.h>
#include <qstring.h>
#include <qpixmap.h>
#include <qcstring.h>
#include <qhbox.h>
#include <qvaluelist.h>
class QKeyEvent;
class QLabel;
class QPushButton;
class QListViewItem;
class QRadioButton;
class QTimer;
namespace Opie {
namespace Ui {
namespace Private {
class OKeyConfigWidgetPrivate;
typedef QValueList<OKeyConfigWidgetPrivate> OKeyConfigWidgetPrivateList;
class OKeyListViewItem;
}
class OListViewItem;
class OListView;
/**
* \brief small class representing a Key with possible modifiers
* This class holds information about key code and possible
* modifier state. That is the lowest level of the key input
* functions.
* There are also static methods to get special keys.
* OKeyPair will be used with \see OKeyConfigItem
*
* @since 1.2
*/
class OKeyPair {
public:
typedef QValueList<OKeyPair> List;
OKeyPair( int key = -1, int modifier = -1);
~OKeyPair();
bool operator==( const OKeyPair& );
bool operator!=( const OKeyPair& );
bool isEmpty()const;
int keycode()const;
int modifier()const;
void setKeycode( int );
void setModifier( int );
static OKeyPair returnKey();
static OKeyPair leftArrowKey();
static OKeyPair rightArrowKey();
static OKeyPair upArrowKey();
static OKeyPair downArrowKey();
static OKeyPair emptyKey();
static OKeyPair::List hardwareKeys();
private:
int m_key;
int m_mod;
class Private;
Private* d;
};
/**
* A class to represent an OKeyPair.
* It consists out of a Text exposed to the user, Config Key Item,
* Pixmap, A default OKeyPair and the set OKeyPair.
* You can also pass an id to it
*
* @since 1.1.2
*/
class OKeyConfigItem {
friend class OKeyConfigManager;
public:
typedef QValueList<OKeyConfigItem> List;
OKeyConfigItem( const QString& text = QString::null , const QCString& config_key = QCString(),
const QPixmap& symbol = QPixmap(),
int id = -1,
const OKeyPair& def = OKeyPair::emptyKey(),
QObject *caller = 0, const char* slot = 0);
OKeyConfigItem( const Opie::Core::ODeviceButton& );
~OKeyConfigItem();
bool operator==( const OKeyConfigItem& );
bool operator!=( const OKeyConfigItem& );
QString text()const;
QPixmap pixmap()const;
int id()const;
OKeyPair keyPair()const;
OKeyPair defaultKeyPair()const;
QCString configKey()const;
void setText( const QString& text );
void setPixmap( const QPixmap& );
void setKeyPair( const OKeyPair& );
void setDefaultKeyPair( const OKeyPair& );
bool isEmpty()const;
protected:
QObject *object()const;
QCString slot()const;
void setId( int id );
void setConfigKey( const QCString& );
private:
QString m_text;
QCString m_config;
QPixmap m_pix;
int m_id;
OKeyPair m_key;
OKeyPair m_def;
QObject *m_obj;
QCString m_str;
class Private;
Private *d;
};
/**
* \brief A manager to load and save Key Actions and get notified
* This is the Manager for KeyActions.
* You can say from which config and group to read data, to grab the
* keyboard to handle hardware keys, you can supply a blacklist of
* keys which should not be used by allowed to be used.
* You can even pass this manager to a Widget to do the configuration for you.
* You need to add OKeyConfigItem for your keys and then issue a load() to
* read the Key information.
* You can either handle the QKeyEvent yourself and ask this class if it is
* handled by your action and let give you the action. Or you can install
* the event filter and get a signal.
* You need to load ans save yourself!
*
* @since 1.1.2
*/
class OKeyConfigManager : public QObject {
Q_OBJECT
typedef QMap<int, OKeyConfigItem::List> OKeyMapConfigPrivate;
public:
OKeyConfigManager(Opie::Core::OConfig *conf = 0,
const QString& group = QString::null,
const OKeyPair::List &block = OKeyPair::List(),
bool grabkeyboard = false, QObject * par = 0,
const char* name = 0 );
~OKeyConfigManager();
void load();
void save();
OKeyConfigItem handleKeyEvent( QKeyEvent* );
int handleKeyEventId( QKeyEvent* );
void addKeyConfig( const OKeyConfigItem& );
void removeKeyConfig( const OKeyConfigItem& );
void clearKeyConfig();
void addToBlackList( const OKeyPair& );
void removeFromBlackList( const OKeyPair& );
void clearBlackList();
OKeyPair::List blackList()const;
void handleWidget( QWidget* );
bool eventFilter( QObject*, QEvent* );
OKeyConfigItem::List keyConfigList()const;
signals:
/**
* The Signals are triggered on KeyPress and KeyRelease!
* You can check the isDown of the QKeyEvent
* @see QKeyEvent
*/
void actionActivated( QWidget*, QKeyEvent*, const Opie::Ui::OKeyConfigItem& );
/**
* This Signal correspondents to the OKeyConfigItem slot
* and object
*
* @see OKeyConfigItem::slot
* @see OKeyConfigItem::object
*/
void actionActivated( QWidget* par, QKeyEvent* key);
private:
OKeyConfigItem::List keyList( int );
OKeyConfigItem::List m_keys;
QValueList<QWidget*> m_widgets;
Opie::Core::OConfig *m_conf;
QString m_group;
OKeyPair::List m_blackKeys;
bool m_grab : 1;
OKeyMapConfigPrivate *m_map;
class Private;
Private *d;
};
/**
* With this Widget you can let the Keyboard Shortcuts
* be configured by the user.
* There are two ways you can use this widget. Either in a tab were
* all changes are immediately getting into effect or in a queue
* were you ask for saving. Save won't write the data but only set
* it to the OKeyConfigManager
*
* @since 1.2
*/
class OKeyConfigWidget : public QWidget {
Q_OBJECT
public:
/**
* Immediate Apply the change directly to the underlying OKeyConfigManager
* Queue Save all items and then apply when you save()
*/
enum ChangeMode { Imediate, Queue };
OKeyConfigWidget( QWidget* parent = 0, const char* name = 0, WFlags fl = 0 );
~OKeyConfigWidget();
void setChangeMode( enum ChangeMode );
ChangeMode changeMode()const;
void insert( const QString& name, OKeyConfigManager* );
void load();
void save();
private slots:
void slotListViewItem( QListViewItem* );
void slotNoKey();
void slotDefaultKey();
void slotCustomKey();
void slotConfigure();
private:
void updateItem( Opie::Ui::Private::OKeyListViewItem* man,
const OKeyPair& newItem);
void initUi();
Opie::Ui::OListView *m_view;
Opie::Ui::Private::OKeyConfigWidgetPrivateList m_list;
QLabel *m_lbl;
QPushButton *m_btn;
QRadioButton *m_def, *m_cus, *m_none;
QWidget* m_box;
ChangeMode m_mode;
class Private;
Private *d;
};
/**
* This is a small dialog that allows you to
* capture a key sequence.
* If you want it to close after a key was captured you
* can use this code snippet.
*
* \code
* OKeyChooserConfigDialog diag(0,0,true);
* connect(&diag,SIGNAL(keyCaptured()),
* this,SLOT(accept()));
* if( QPEApplication::execDialog(&diag) == QDialog::Accept ){
* take_the_key_and_do_something
* }
*
* \endcode
*
*/
class OKeyChooserConfigDialog : public QDialog {
Q_OBJECT
public:
OKeyChooserConfigDialog( QWidget* parent = 0, const char* name = 0, bool modal = false, WFlags fl = 0 );
~OKeyChooserConfigDialog();
OKeyPair keyPair()const;
protected:
void keyPressEvent( QKeyEvent* );
void keyReleaseEvent( QKeyEvent* );
signals:
void keyCaptured();
private slots:
void slotTimeUp();
private:
QTimer *m_timer;
QLabel *m_lbl;
bool m_virtKey : 1;
OKeyPair m_keyPair;
int m_key, m_mod;
class Private;
Private *d;
};
}
}
#endif
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