src/gui/inputmethod/qcoefepinputcontext_p.h
changeset 0 1918ee327afb
child 3 41300fa6a67c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gui/inputmethod/qcoefepinputcontext_p.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,154 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QCOEFEPINPUTCONTEXT_P_H
+#define QCOEFEPINPUTCONTEXT_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#ifndef QT_NO_IM
+
+#include "qinputcontext.h"
+#include <qhash.h>
+#include <private/qcore_symbian_p.h>
+#include <private/qt_s60_p.h>
+
+#include <fepbase.h>
+#include <aknedsts.h>
+
+QT_BEGIN_NAMESPACE
+
+class Q_GUI_EXPORT QCoeFepInputContext : public QInputContext,
+                                         public MCoeFepAwareTextEditor,
+                                         public MCoeFepAwareTextEditor_Extension1,
+                                         public MObjectProvider
+{
+    Q_OBJECT
+
+public:
+    QCoeFepInputContext(QObject *parent = 0);
+    ~QCoeFepInputContext();
+
+    QString identifierName() { return QLatin1String("coefep"); }
+    QString language();
+
+    void reset();
+    void update();
+
+    bool filterEvent(const QEvent *event);
+    void mouseHandler( int x, QMouseEvent *event);
+    bool isComposing() const { return m_isEditing; }
+
+    void setFocusWidget(QWidget * w);
+    void widgetDestroyed(QWidget *w);
+
+    TCoeInputCapabilities inputCapabilities();
+
+private:
+    void commitCurrentString(bool triggeredBySymbian);
+    void updateHints(bool mustUpdateInputCapabilities);
+    void applyHints(Qt::InputMethodHints hints);
+    void applyFormat(QList<QInputMethodEvent::Attribute> *attributes);
+    void queueInputCapabilitiesChanged();
+
+private Q_SLOTS:
+    void ensureInputCapabilitiesChanged();
+
+    // From MCoeFepAwareTextEditor
+public:
+    void StartFepInlineEditL(const TDesC& aInitialInlineText, TInt aPositionOfInsertionPointInInlineText,
+            TBool aCursorVisibility, const MFormCustomDraw* aCustomDraw,
+            MFepInlineTextFormatRetriever& aInlineTextFormatRetriever,
+            MFepPointerEventHandlerDuringInlineEdit& aPointerEventHandlerDuringInlineEdit);
+    void UpdateFepInlineTextL(const TDesC& aNewInlineText, TInt aPositionOfInsertionPointInInlineText);
+    void SetInlineEditingCursorVisibilityL(TBool aCursorVisibility);
+    void CancelFepInlineEdit();
+    TInt DocumentLengthForFep() const;
+    TInt DocumentMaximumLengthForFep() const;
+    void SetCursorSelectionForFepL(const TCursorSelection& aCursorSelection);
+    void GetCursorSelectionForFep(TCursorSelection& aCursorSelection) const;
+    void GetEditorContentForFep(TDes& aEditorContent, TInt aDocumentPosition, TInt aLengthToRetrieve) const;
+    void GetFormatForFep(TCharFormat& aFormat, TInt aDocumentPosition) const;
+    void GetScreenCoordinatesForFepL(TPoint& aLeftSideOfBaseLine, TInt& aHeight, TInt& aAscent,
+            TInt aDocumentPosition) const;
+private:
+    void DoCommitFepInlineEditL();
+    MCoeFepAwareTextEditor_Extension1* Extension1(TBool& aSetToTrue);
+	void ReportAknEdStateEvent(MAknEdStateObserver::EAknEdwinStateEvent aEventType);
+
+    // From MCoeFepAwareTextEditor_Extension1
+public:
+    void SetStateTransferingOwnershipL(MCoeFepAwareTextEditor_Extension1::CState* aState, TUid aTypeSafetyUid);
+    MCoeFepAwareTextEditor_Extension1::CState* State(TUid aTypeSafetyUid);
+
+    // From MObjectProvider
+public:
+    TTypeUid::Ptr MopSupplyObject(TTypeUid id);
+
+private:
+    QSymbianControl *m_parent;
+    CAknEdwinState *m_fepState;
+    QString m_preeditString;
+    Qt::InputMethodHints m_lastImHints;
+    TUint m_textCapabilities;
+    bool m_isEditing;
+    bool m_inDestruction;
+    bool m_pendingInputCapabilitiesChanged;
+    int m_cursorVisibility;
+    int m_inlinePosition;
+    MFepInlineTextFormatRetriever *m_formatRetriever;
+    MFepPointerEventHandlerDuringInlineEdit *m_pointerHandler;
+};
+
+QT_END_NAMESPACE
+
+#endif // QT_NO_IM
+
+#endif // QCOEFEPINPUTCONTEXT_P_H