/*******************************************************************************

 * Copyright (c) 2005, 2010 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved. This program and the accompanying materials

 * are made available under the terms of the Eclipse Public License v1.0

 * which accompanies this distribution, and is available at

 * http://www.eclipse.org/legal/epl-v10.html

 *

 * Contributors:

 *     Nokia Corporation - S60 implementation

 *******************************************************************************/

#ifndef SWTSHELL_H

#define SWTSHELL_H

#include "swtdecorations.h"

/**

 * CSwtShell

 * @lib eswt

 */

NONSHARABLE_CLASS(CSwtShell)

        : public CSwtDecorations

        , public MSwtShell

{

// Own methods.

public:

    static CSwtShell* NewL(MSwtDisplay& aDisplay, TSwtPeer aPeer,

    MSwtShell* aParent, TInt aStyle);

protected:

    CSwtShell(MSwtDisplay& aDisplay, TSwtPeer aPeer,

              MSwtShell* aParent, TInt aStyle);

    virtual ~CSwtShell();

    void ConstructL();

    MSwtShell& GetTopShell() const;

    void RemoveAndRememberFocus();

// From CSwtComposite

protected:

    void SwtHandleResourceChangeL(TInt aType);

// From ASwtControlBase

protected:

    void DoPaint(const TRect& aRect) const;

    TRect BorderInnerRect() const;

    TRect BorderOuterRect(const TRect& aRect) const;

    void DoDelete();

// From CCoeControl

public:

    TKeyResponse OfferKeyEventL(const TKeyEvent& aKeyEvent, TEventCode aType);

    void HandlePointerEventL(const TPointerEvent& aPointerEvent);

    void MakeVisible(TBool aVisible);

    void SetDimmed(TBool aDimmed);

protected:

    void FocusChanged(TDrawNow aDrawNow);

    void Draw(const TRect& aRect) const;

// From MCoeControlBackground

public:

    void Draw(CWindowGc& aGc, const CCoeControl& aControl, const TRect& aRect) const;

// From MSwtControl

public:

    TBool IsFocusable(TInt aReason = KSwtFocusByApi) const;

    TBool SetSwtFocus(TInt aReason = KSwtFocusByApi);

    TBool GetVisible() const;

    TRect GetBounds() const;

    TPoint GetLocation() const;

    void Redraw();

    void SetLocation(const TPoint& aPoint);

    void SetWidgetSize(const TSize& aSize);

    void SetBounds(const TRect& aRect);

    TBool IsFocusControl();

    void MoveAbove(const MSwtControl* aControl);

    void MoveBelow(const MSwtControl* aControl);

    MSwtShell* ShellInterface()

    {

        return this;

    };

    const MSwtShell* ShellInterface() const

    {

        return this;

    };

    void HideSilently();

    void ShowSilently();

    inline TBool HiddenSilently() const

    {

        return iSilentlyHidden;

    };

    void SetVisible(TBool aVisible);

// From MSwtComposite

public:

    void ChildFocusChanged(MSwtControl& aControl);

// From MSwtDecorations

public:

    void SetMaximized(TBool aMaximized);

    void SetMinimized(TBool aMinimized);

    TBool GetMinimized() const;

    void SetTextL(const TDesC& aText);

    const TDesC* GetText() const;

    void SetImageL(const MSwtImage* aImage);

    void SetMenuBar(const MSwtMenu* aMenuBar);

// From MSwtShell

public:

    MSwtDecorations* Decorations();

    MSwtShell* GetParentShell();

    void ForceActive();

    CSwtPeerArray* GetChildShellsPeersL();

    MSwtDisplay& Display() const;

    TBool FullScreenMode() const;

    TInt GetImeInputMode() const;

    TSize GetMinimumSize() const;

    void SetImeInputMode(TInt aMode);

    void SetMinimumSize(const TSize& aMinimumSize);

    void SetStyle(TInt aStyle);

    const RSwtControlArray& GetFullTabListL();

    void ResetTabList();

    MSwtControl* FindTraversalTargetL(TInt aDetail,

                                      MSwtControl& aFocusControl, RSwtControlArray* aExcludedControls = NULL);

    void SetFocusControl(MSwtControl* aControl);

    TBool HasModalChild() const;

    void ActivityChanged(TBool aIsActive, TBool aSetFocus);

    void SetZPosition(TInt aZPosition);

    MSwtControl* FocusControl() const;

    void SetDefaultCommand(const MSwtCommand* aCommand);

    const MSwtCommand* DefaultCommand() const;

    void SetFullScreen(TBool aFullScreen);

    void SetControlGoingToStack(MSwtControl* aControl);

    MSwtControl* ControlGoingToStack() const;

    void SetControlGainingFocus(MSwtControl* aControl);

    MSwtControl* ControlGainingFocus() const;

    MSwtShell::TSwtStatusPaneStyle StatusPaneStyle() const

    {

        return MSwtShell::EStyleLargeStatusPane;

    };

    virtual TRect DefaultBounds() const;

    void SetToBeFocusedControl(MSwtControl* aControl);

    void CheckFocusMemory(MSwtControl& aUnregisteredControl);

    void SetUrgentPaintControl(MSwtControl* aControl);

    MSwtControl* UrgentPaintControl() const;

    TBool AsyncPainting() const;

    void SetAsyncPainting(TBool aStatus);

    void InstallCba();

    TBool HasCba() const;

// From MEikStatusPaneObserver

public:

    void HandleStatusPaneSizeChange();

private:

    void FinishRedraw() const;

// Data

private:

    /**

     * This Shell's focus control, may be NULL.

     * Not own.

     */

    MSwtControl* iFocusControl;

    /**

     * This Shell's focus control before it got deactivated, may be NULL.

     * Not own.

     */

    MSwtControl* iFocusMemory;

    /**

     * A pointer to the child control of this shell, which should be added

     * to the Appui's Control Stack, if needed. May be NULL.

     * Not own.

     */

    MSwtControl* iControlGoingToStack;

    /**

     * A pointer to the child control of this shell, which should be set

     * focused, if needed. May be NULL.

     * Not own.

     */

    MSwtControl* iControlGainingFocus;

    /**

     * This Shell's tab-list.

     */

    RSwtControlArray iFullTabList;

    /**

     * This Shell's default command, may be NULL.

     * Not own.

     */

    const MSwtCommand* iDefaultCommand;

    /**

     * Whether or not this Shell is full-screen

     */

    TBool iFullScreen;

    /**

     * The minimum size, not used for top-level shells

     */

    TSize iMinSize;

    /**

     * The value of the style at the construction. When the shell is set

     * to fullscreen, iStyle is modified. iSavedStyle is used to recover

     * original style when get back to non fullscreen mode.

     */

    TInt iSavedStyle;

    /**

     * Used by top level shell, because all top level shells share the

     * Title pane of the appUI.

     * Own.

     */

    TDesC* iTitleText;

    /**

     * Whether or not draw method is called by eSWT drawing framework

     * and not by Symbian drawing framework.

     */

    TBool iDrawCalledByOurFrwk;

    /**

     * Original window priority

     */

    TInt iWindowPriority;

    /**

     * Tells if the Shell has been sent to background while inactive.

     */

    TBool iSilentlyHidden;

    /**

     * While this is not null, no paint events are delivered to Java and all

     * native paint requests received in ::Draw() are served immediately.

     * Only the urgently painted control and its children are drawn.

     */

    MSwtControl* iUrgentPaintControl;

    /**

     * If there are no paint listeners, no painting trough Java. By default

     * this is set to EFalse. If any of the children registers a paint listener,

     * this goes ETrue.

     */

    TBool iAsyncPainting;

    /**

     * Once turned on can never be turned off.

     */

    TBool iHasCba;

};

#endif // SWTSHELL_H