epoc32/include/mw/eikspane.h
branchSymbian3
changeset 4 837f303aceeb
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/epoc32/include/mw/eikspane.h	Wed Mar 31 12:33:34 2010 +0100
     1.3 @@ -0,0 +1,844 @@
     1.4 +/*
     1.5 +* Copyright (c) 2002-2010 Nokia Corporation and/or its subsidiary(-ies).
     1.6 +* All rights reserved.
     1.7 +* This component and the accompanying materials are made available
     1.8 +* under the terms of "Eclipse Public License v1.0"
     1.9 +* which accompanies this distribution, and is available
    1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.11 +*
    1.12 +* Initial Contributors:
    1.13 +* Nokia Corporation - initial contribution.
    1.14 +*
    1.15 +* Contributors:
    1.16 +*
    1.17 +* Description:  EIKON Status Pane control.
    1.18 +*
    1.19 +*/
    1.20 +
    1.21 +
    1.22 +#ifndef __EIKSPANE_H__
    1.23 +#define __EIKSPANE_H__
    1.24 +
    1.25 +#include <eikspmod.h>
    1.26 +#include <coecntrl.h>
    1.27 +#include <coecobs.h>
    1.28 +
    1.29 +class CCoeBrushAndPenContext;
    1.30 +class CEikStatusPaneContainer;
    1.31 +class CEikStatusPaneBaseExtension;
    1.32 +class CAknStatuspaneClearer;
    1.33 +class CAknDelayedForegroundObserver;
    1.34 +class CAknStatusPaneDataSubscriber;
    1.35 +class TAknsItemID;
    1.36 +
    1.37 +/**
    1.38 +* Status pane flag indicating that a sub-pane exists
    1.39 +* in the status pane.
    1.40 +*/
    1.41 +const TInt KStatusPaneCapsPresentBit         = 1;
    1.42 +
    1.43 +/**
    1.44 +* Status pane flag indicating that a sub-pane is owned
    1.45 +* by the application side status pane.
    1.46 +*/
    1.47 +const TInt KStatusPaneCapsAppOwnedBit        = 2;
    1.48 +
    1.49 +/**
    1.50 +* Status pane flag indicating that a sub-pane is part of
    1.51 +* a specific status pane layout.
    1.52 +*/
    1.53 +const TInt KStatusPaneCapsInCurrentLayoutBit = 4;
    1.54 +
    1.55 +/**
    1.56 + * The @c MEikStatusPaneObserver interface allows a status pane observer to
    1.57 + * pick up changes in the size or position of the status pane. Such events
    1.58 + * will be as a result of layout changes which cause an actual change in the
    1.59 + * status pane rectangle.
    1.60 + */
    1.61 +class MEikStatusPaneObserver
    1.62 +	{
    1.63 +public:
    1.64 +	virtual void HandleStatusPaneSizeChange() = 0;
    1.65 +	};
    1.66 +
    1.67 +/**
    1.68 + * The base class for status panes.
    1.69 + */
    1.70 +class CEikStatusPaneBase : public CBase
    1.71 +	{
    1.72 +	
    1.73 +public:
    1.74 +
    1.75 +    /**
    1.76 +     * Describes the capabilities of a subpane.
    1.77 +     */
    1.78 +    class TPaneCapabilities
    1.79 +        {
    1.80 +
    1.81 +    public:
    1.82 +        
    1.83 +        /**
    1.84 +        * Constructor.
    1.85 +        */
    1.86 +        TPaneCapabilities();
    1.87 +        
    1.88 +        /**
    1.89 +        * Tests whether the subpane exists in the status pane.
    1.90 +        * 
    1.91 +        * @return @c ETrue if the subpane exists and can be used by the
    1.92 +        *            application, even if the subpane is not visible.
    1.93 +        */
    1.94 +        inline TBool IsPresent() const;
    1.95 +        
    1.96 +        /**
    1.97 +        * Tests whether the pane is owned by the application or the server.
    1.98 +        * Applications can only interact directly with application owned
    1.99 +        * subpanes.
   1.100 +        *
   1.101 +        * @return @c ETrue if the subpane is owned by the application.
   1.102 +        */
   1.103 +        inline TBool IsAppOwned() const;
   1.104 +        
   1.105 +        /**
   1.106 +        * Tests if this pane is part of the current status pane layout.
   1.107 +        *
   1.108 +        * @return @c ETrue if pane is part of the current status pane layout.
   1.109 +        */
   1.110 +        inline TBool IsInCurrentLayout() const;
   1.111 +
   1.112 +    private:
   1.113 +
   1.114 +        inline void SetPresent();
   1.115 +        inline void SetAppOwned();
   1.116 +        inline void SetInCurrentLayout();
   1.117 +
   1.118 +    private:
   1.119 +
   1.120 +        TInt iFlags;
   1.121 +
   1.122 +    private:
   1.123 +
   1.124 +        friend class CEikStatusPaneBase;
   1.125 +        };
   1.126 +
   1.127 +public:
   1.128 +
   1.129 +    /**
   1.130 +    * Destructor.
   1.131 +    */
   1.132 +    IMPORT_C ~CEikStatusPaneBase();
   1.133 +
   1.134 +    /**
   1.135 +    * Gets a pointer to the thread's currently active status pane
   1.136 +    * without transferring ownership. 
   1.137 +    *
   1.138 +    * @return Pointer to currently active status pane.
   1.139 +    *         Returns @c NULL if no such pane exists.
   1.140 +    */
   1.141 +    IMPORT_C static CEikStatusPaneBase* Current();
   1.142 +	
   1.143 +    /**
   1.144 +    * Sets the status pane observer.
   1.145 +    *
   1.146 +    * @param  aObserver  Pointer to status pane observer.
   1.147 +    */
   1.148 +    inline void SetObserver( MEikStatusPaneObserver* aObserver );
   1.149 +	
   1.150 +    /**
   1.151 +    * Modifies the bounding rectangle so that it lies next to the
   1.152 +    * status pane rectangle.
   1.153 +    *
   1.154 +    * The status pane always places itself along the edge of the screen, so 
   1.155 +    * that it is consistent across applications and the server. It is 
   1.156 +    * assumed that the given bounding rectangle does not extend beyond 
   1.157 +    * the screen area.
   1.158 +    *
   1.159 +    * @param[in,out]  aBoundingRect  The bounding rectangle.
   1.160 +    */
   1.161 +    IMPORT_C void ReduceRect( TRect& aBoundingRect ) const;
   1.162 +	
   1.163 +    /**
   1.164 +    * Adds and removes pane rectangles from @c aRegion.
   1.165 +    *
   1.166 +    * @param  aRegion              The two-dimensional area from where
   1.167 +    *                              rectangles are removed from or where
   1.168 +    *                              rectangles are added to.
   1.169 +    * @param  aIncludeAppPanes     If @c ETrue, app panes are added, otherwise
   1.170 +    *                              removed.
   1.171 +    * @param  aIncludeServerPanes  If @c ETrue, server panes are added, 
   1.172 +    *                              otherwise removed.
   1.173 +    */
   1.174 +    IMPORT_C void GetShapeL( TRegion& aRegion, 
   1.175 +                             TBool aIncludeAppPanes, 
   1.176 +                             TBool aIncludeServerPanes ) const;
   1.177 +
   1.178 +    /**
   1.179 +    * Switches to the specified status pane layout.
   1.180 +    *
   1.181 +    * The actual layout to which this method switches may not be the
   1.182 +    * same as specified in @c aLayoutResourceId parameter.
   1.183 +    * Eg. if landscape mode status pane layout is set with this method,
   1.184 +    * while in portrait mode, it's mapped to the corresponding layout
   1.185 +    * in the portrait mode. This should be noted when using
   1.186 +    * @c CEikStatusPaneBase::CurrentLayoutResId().
   1.187 +    *
   1.188 +    * From release 3.2 on the old status pane layouts are also mapped
   1.189 +    * to the new layouts, ie.
   1.190 +    *  @c R_AVKON_STATUS_PANE_LAYOUT_USUAL ->
   1.191 +    *      @c R_AVKON_STATUS_PANE_LAYOUT_USUAL_EXT
   1.192 +    *
   1.193 +    *  @c R_AVKON_STATUS_PANE_LAYOUT_IDLE  ->
   1.194 +    *      @c R_AVKON_STATUS_PANE_LAYOUT_IDLE_EXT
   1.195 +    *
   1.196 +    * @param aLayoutResourceId Layout resource ID. This must be one of the
   1.197 +    *                          layouts identified in the status pane
   1.198 +    *                          resource structures, otherwise the function
   1.199 +    *                          leaves @c KErrNotFound.
   1.200 +    *                          @see avkon.rsg
   1.201 +    *
   1.202 +    * @leave KErrNotFound      The specified layout does not exist in the
   1.203 +    *                          status pane resource structures.
   1.204 +    */
   1.205 +    IMPORT_C virtual void SwitchLayoutL( TInt aLayoutResourceId );
   1.206 +	
   1.207 +    /**
   1.208 +    * Sets the visibility of the status pane and it's contents.
   1.209 +    *
   1.210 +    * @param  aVisible  If @c ETrue the status pane and it's contents are set
   1.211 +    *                   visible.
   1.212 +    */
   1.213 +    IMPORT_C virtual void MakeVisible( TBool aVisible );
   1.214 +	
   1.215 +    /**
   1.216 +    * Sets the status pane and it's contents to dimmed state.
   1.217 +    *
   1.218 +    * @param  aDimmed  If @c ETrue the status pane and it's contents are
   1.219 +    *                  set to dimmed state.
   1.220 +    */
   1.221 +    IMPORT_C virtual void SetDimmed( TBool aDimmed );
   1.222 +	
   1.223 +    /**
   1.224 +    * Not implemented.
   1.225 +    *
   1.226 +    * @param aFaded Not used.
   1.227 +    */
   1.228 +    IMPORT_C virtual void SetFaded( TBool aFaded );
   1.229 +	
   1.230 +    /**
   1.231 +    * Handles changes in resources which are shared across the environment.
   1.232 +    * This function responds to the changes in resources by propagating them
   1.233 +    * to sub-parts of the status pane.
   1.234 +    *
   1.235 +    * @param  aType  A message type.
   1.236 +    */
   1.237 +    IMPORT_C virtual void HandleResourceChange( TInt aType );
   1.238 +	
   1.239 +    /**
   1.240 +    * Returns always @c ETrue. 
   1.241 +    *
   1.242 +    * @return @c ETrue.
   1.243 +    */
   1.244 +    IMPORT_C virtual TBool OkToChangeStatusPaneNow();
   1.245 +
   1.246 +    /**
   1.247 +    * Sets all the visual flags at once
   1.248 +    * (@c KEikStatusPaneBaseVisibleBit and
   1.249 +    *  @c KEikStatusPaneBaseDimmedBit).
   1.250 +    * 
   1.251 +    * @param  aFlags  Flags to be set.
   1.252 +    */
   1.253 +    IMPORT_C void SetFlags( TInt aFlags );
   1.254 +	
   1.255 +    /**
   1.256 +    * Gets status pane settings.
   1.257 +    *
   1.258 +    * @return Flags used by status pane base class.
   1.259 +    */
   1.260 +    IMPORT_C TInt Flags() const;
   1.261 +	
   1.262 +    /**
   1.263 +    * Gets the visibility of the status pane.
   1.264 +    * 
   1.265 +    * @return @c ETrue if the status pane is visible.
   1.266 +    */
   1.267 +    IMPORT_C TBool IsVisible() const;
   1.268 +	
   1.269 +    /**
   1.270 +    * Gets the dimmed state of the status pane.
   1.271 +    * 
   1.272 +    * @return @c ETrue if the status pane is dimmed.
   1.273 +    */
   1.274 +    IMPORT_C TBool IsDimmed() const;
   1.275 +	
   1.276 +    /**
   1.277 +    * Gets the fade status of the status pane.
   1.278 +    * 
   1.279 +    * @return @c ETrue if status pane is faded.
   1.280 +    */
   1.281 +    IMPORT_C TBool IsFaded() const;
   1.282 +
   1.283 +    /**
   1.284 +    * Gets the capabilities of a sub-pane in the status pane.
   1.285 +    * 
   1.286 +    * @param   aPaneId  Sub-pane ID.
   1.287 +    *
   1.288 +    * @return Capabilities of the pane.
   1.289 +    */
   1.290 +    IMPORT_C TPaneCapabilities PaneCapabilities( TPaneId aPaneId ) const;
   1.291 +	
   1.292 +    /**
   1.293 +    * Provides the screen rectangle of a sub-pane.
   1.294 +    * This can be used to set the size of a new control which you want
   1.295 +    * to place in the status pane.
   1.296 +    * 
   1.297 +    * @param   aPaneId  Sub-pane ID.
   1.298 +    *
   1.299 +    * @return The sub-pane rectangle.
   1.300 +    *
   1.301 +    * @leave  KErrNotFound The sub-pane ID is not valid.
   1.302 +    */
   1.303 +    IMPORT_C TRect PaneRectL( TPaneId aPaneId ) const;
   1.304 +	
   1.305 +    /**
   1.306 +    * Provides the control currently inside a sub-pane.
   1.307 +    * This gives the application direct access to the contents of a pane.
   1.308 +    *
   1.309 +    * @param   aPaneId  Sub-pane ID.
   1.310 +    *
   1.311 +    * @return Pointer to the control instance inside the sub-pane.
   1.312 +    *
   1.313 +    * @leave  KErrNotFound The sub-pane ID is not valid.
   1.314 +    */
   1.315 +    IMPORT_C CCoeControl* ControlL( TPaneId aPaneId ) const;
   1.316 +	
   1.317 +    /**
   1.318 +    * Swaps the control currently inside a sub-pane.
   1.319 +    * The new control must be a fully constructed control.
   1.320 +    * It will be placed inside the status pane, and the current
   1.321 +    * content will be returned to the caller. 
   1.322 +    * 
   1.323 +    * @param  aPaneId      ID of the sub-pane.
   1.324 +    * @param  aNewControl  A fully constructed control to
   1.325 +    *                      place at @c aPaneId.
   1.326 +    *
   1.327 +    * @return The control  which was at @c aPaneId.
   1.328 +    *
   1.329 +    * @leave  KErrNotFound This can occur before ownership of the new
   1.330 +    *                      control is taken, if the subpane ID is not valid.
   1.331 +    */
   1.332 +    IMPORT_C CCoeControl* SwapControlL( TPaneId aPaneId,
   1.333 +                                        CCoeControl* aNewControl );
   1.334 +	
   1.335 +    /**
   1.336 +    * Provides access to the container control of a sub-pane.
   1.337 +    * You will need access to the container of a sub pane if you want 
   1.338 +    * to swap in a new control. The container control should be set as the
   1.339 +    * parent window of the new control.
   1.340 +    * It also provides a fast way to get the rectangle of the sub-pane 
   1.341 +    * (@see PaneRect()).
   1.342 +    *
   1.343 +    * @param   aPaneId  ID of the sub-pane.
   1.344 +    *
   1.345 +    * @return Pointer to the new container control for the sub-pane.
   1.346 +    *
   1.347 +    * @leave  KErrNotFound The sub-pane ID is not valid.
   1.348 +    */
   1.349 +    IMPORT_C CCoeControl* ContainerControlL( TPaneId aPaneId ) const;
   1.350 +	
   1.351 +    /**
   1.352 +    * Provides access to a server-side window group.
   1.353 +    *
   1.354 +    * @return Pointer to the window group.
   1.355 +    */
   1.356 +    inline RWindowGroup* WindowGroup() const;
   1.357 +	
   1.358 +    /**
   1.359 +    * Draws the control.
   1.360 +    */
   1.361 +    IMPORT_C void DrawNow();
   1.362 +	
   1.363 +    /**
   1.364 +    * Gets the resource ID of the current layout.
   1.365 +    *
   1.366 +    * @return The resource ID of the current layout.
   1.367 +    *         @see avkon.rsg
   1.368 +    */
   1.369 +    IMPORT_C TInt CurrentLayoutResId() const;
   1.370 +    
   1.371 +    /**
   1.372 +    * Status pane drawing commands.
   1.373 +    */
   1.374 +    enum TDrawCmd 
   1.375 +        { 
   1.376 +        /** Do not draw. */
   1.377 +        ENoDraw, 
   1.378 +
   1.379 +        /** Draw immediately. */
   1.380 +        EDrawNow, 
   1.381 +        
   1.382 +        /** Draw with low priority. */
   1.383 +        EDrawDeferred 
   1.384 +        };
   1.385 +
   1.386 +    /**
   1.387 +    * Sets the skin background ID of sub-panes which
   1.388 +    * are in the CBA area.
   1.389 +    * @internal This method is not exported.
   1.390 +    *
   1.391 +    * @param  aBgID     The skin background ID to be set.
   1.392 +    * @param  aDrawCmd  Whether the status pane is drawn
   1.393 +    *                   when updating the background context,
   1.394 +    *                   (@see @c TDrawCmd).
   1.395 +    */
   1.396 +    void SetCbaAreaBackgroundID( const TAknsItemID& aBgID,
   1.397 +                                 CEikStatusPaneBase::TDrawCmd aDrawCmd );
   1.398 +    
   1.399 +    /**
   1.400 +    * Returns the current skin background ID of the sub-panes
   1.401 +    * which are in the CBA area.
   1.402 +    * @internal This method is not exported.
   1.403 +    *
   1.404 +    * @return  The skin background ID.
   1.405 +    */
   1.406 +    TAknsItemID CbaAreaBackgroundID();
   1.407 +
   1.408 +protected:
   1.409 +
   1.410 +    /**
   1.411 +    * C++ default constructor.
   1.412 +    *
   1.413 +    * @param  aEikEnv  An environment for creating controls and utility 
   1.414 +    *                  functions for manipulating them.
   1.415 +    * @param  aParent  Pointer to the parent window group.
   1.416 +    */
   1.417 +    IMPORT_C CEikStatusPaneBase( CEikonEnv& aEikEnv, RWindowGroup* aParent );
   1.418 +	
   1.419 +    /**
   1.420 +    * Initializes the status pane with standard values. 
   1.421 +    * 
   1.422 +    * @param  aCoreResId  ID of the status pane resource.
   1.423 +    */
   1.424 +    IMPORT_C void BaseConstructL( TInt aCoreResId );
   1.425 +
   1.426 +    /**
   1.427 +    * Creates a new model for the status pane.
   1.428 +    *
   1.429 +    * @param  aCoreResId  ID of the status pane resource.
   1.430 +    *
   1.431 +    * @return Pointer to the new status pane model instance.
   1.432 +    */
   1.433 +    virtual CEikStatusPaneModelBase* CreateModelL( TInt aCoreResId ) const = 0;
   1.434 +	
   1.435 +    /**
   1.436 +    * Creates the sub-panes to the status pane.
   1.437 +    */
   1.438 +    void CreatePanesL();
   1.439 +	
   1.440 +    /**
   1.441 +    * Creates a sub-pane.
   1.442 +    *
   1.443 +    * @param[in]  aPaneInit  Initial values for the sub-pane.
   1.444 +    */
   1.445 +    void CreatePaneL( const TEikStatusPaneInit& aPaneInit );
   1.446 +	
   1.447 +    /**
   1.448 +    * Gets a container of a specified sub-pane.
   1.449 +    *
   1.450 +    * @param  aPaneId  The sub-pane ID.
   1.451 +    *
   1.452 +    * @return Pointer to the container of the sub-pane with a given ID.
   1.453 +    */
   1.454 +    CEikStatusPaneContainer* Find( TPaneId aPaneId ) const;
   1.455 +
   1.456 +    /**
   1.457 +    * Can be used to determine whether or not the status pane is on
   1.458 +    * application side or server side.
   1.459 +    *
   1.460 +    * @return @c ETrue if the status pane resides in the application side,
   1.461 +    *         @c EFalse if it's on the server side.
   1.462 +    */
   1.463 +    virtual TBool IsApp() const = 0;
   1.464 +	
   1.465 +    /**
   1.466 +    * Gets the rectangle of the status pane.
   1.467 +    *
   1.468 +    * @return The rectangle used by the status pane.
   1.469 +    */
   1.470 +    inline TRect Rect() const;
   1.471 +	
   1.472 +    /**
   1.473 +    * Calls @c CCoeControl's @c DrawNow() or @c DrawDeferred() to draw the 
   1.474 +    * status pane. If @c aDraw is @c ENoDraw status pane is not drawed.
   1.475 +    * 
   1.476 +    * @param  aDraw  Status pane drawing command.
   1.477 +    */
   1.478 +    void DoDrawNow( TDrawCmd aDraw );
   1.479 +	
   1.480 +    /**
   1.481 +    * Gets the status pane clearer.
   1.482 +    *
   1.483 +    * @return Pointer to the status pane clearer instance.
   1.484 +    */
   1.485 +    CAknStatuspaneClearer* Clearer();
   1.486 +	
   1.487 +    /**
   1.488 +    * Disables the status pane clearer. 
   1.489 +    *
   1.490 +    * @param  aDisabled  Disabled if @c ETrue.
   1.491 +    */
   1.492 +    IMPORT_C void DisableClearer( TBool aDisabled );
   1.493 +	
   1.494 +    /**
   1.495 +    * Prepares the status pane for the application exit.
   1.496 +    * Clears the status pane.
   1.497 +    */
   1.498 +    IMPORT_C void CommonPrepareForAppExit();
   1.499 +
   1.500 +private:
   1.501 +
   1.502 +    void DoSwitchLayoutL( TInt aLayoutResourceId, TDrawCmd aDraw );
   1.503 +    void ApplyLayoutL( CEikStatusPaneLayout* aLayout, TDrawCmd aDraw );
   1.504 +    void SetAllInvisible();
   1.505 +    void SetNotNeededInvisible();
   1.506 +
   1.507 +public:
   1.508 +    
   1.509 +    /**
   1.510 +    * Notifies the command button area and status pane observer about the
   1.511 +    * status pane size change. If the status pane is an embedded application,
   1.512 +    * also this application is notified.
   1.513 +    */
   1.514 +    void ReportSizeChange();
   1.515 +
   1.516 +private:
   1.517 +
   1.518 +    class TSetRectAndVisibility : public MEikStatusPaneLayoutTreeVisitor
   1.519 +        {    
   1.520 +    public:
   1.521 +    
   1.522 +        TSetRectAndVisibility( TBool aIsApp, CEikStatusPaneBase* aStatusPane );
   1.523 +        void VisitL( CEikStatusPaneLayoutTree* aNode );
   1.524 +    
   1.525 +    private:
   1.526 +    
   1.527 +        TBool iIsApp;
   1.528 +        CEikStatusPaneBase* iStatusPane;
   1.529 +        };
   1.530 +	
   1.531 +	friend class TSetRectAndVisibility;
   1.532 +
   1.533 +private:
   1.534 +
   1.535 +    void  SetLastUsedResourceId( TInt aResourceId );
   1.536 +    TInt  LastUsedResourceId();
   1.537 +    TInt  ReadInitialUsedResourceIdL( TInt aCoreResId );    
   1.538 +    TInt  InitialUsedResourceId();
   1.539 +    TRect LargestBoundingRect( TRegion& aWholeRegion,
   1.540 +                               TRegion& aRemovedRegion ) const;
   1.541 +    void SetCombinedPaneVisibilityL( TBool aVisible );
   1.542 +
   1.543 +protected:
   1.544 +
   1.545 +    /**
   1.546 +    * Gets the status pane data subscriber.
   1.547 +    *
   1.548 +    * @return Pointer to the status pane data subscriber.
   1.549 +    */
   1.550 +	CAknStatusPaneDataSubscriber* DataSubscriber() const;
   1.551 +
   1.552 +    /**
   1.553 +    * Sets the initial status pane resource ID to an extension class 
   1.554 +    * @c CEikStatusPaneBaseExtension.
   1.555 +    *
   1.556 +    * @param  aResourceId  The initial status pane resource ID.
   1.557 +    */
   1.558 +    void SetInitialUsedResourceId( TInt aResourceId );
   1.559 +    
   1.560 +    /**
   1.561 +    * Optimizes the status pane region which cleared during
   1.562 +    * status pane layout change.
   1.563 +    *
   1.564 +    * @param         aOldResourceId  Old status pane resource ID.
   1.565 +    * @param         aNewResourceId  New status pane resource ID.
   1.566 +    * @param[in,out] aRegion         Status pane region.
   1.567 +    *                                On return contains only
   1.568 +    *                                the region that needs to be cleared.
   1.569 +    */
   1.570 +	void OptimizeClearerWindowShape( TInt aOldResourceId,
   1.571 +	                                 TInt aNewResourceId,
   1.572 +	                                 TRegion& aRegion );
   1.573 +
   1.574 +	/**
   1.575 +	* Sets redraw storing state of the window.
   1.576 +	*
   1.577 +	* @param  aWindow  The window whose redraw storing state is to be set.
   1.578 +	* @param  aOn      @c ETrue to turn redraw storing on.
   1.579 +	*/	
   1.580 +	void SetStoreHandler( RWindow* aWindow, TBool aOn );
   1.581 +
   1.582 +protected:
   1.583 +
   1.584 +    /**
   1.585 +    * An environment for creating controls and utility functions for 
   1.586 +    * manipulating them.
   1.587 +    */
   1.588 +    CEikonEnv& iEikEnv;
   1.589 +	
   1.590 +    /**
   1.591 +    * Status pane model class. <br>
   1.592 +    * Own.
   1.593 +    */
   1.594 +    CEikStatusPaneModelBase* iModel;
   1.595 +
   1.596 +    /**
   1.597 +    * Flags for the status pane.
   1.598 +    */
   1.599 +    TInt iFlags;
   1.600 +
   1.601 +protected:
   1.602 +
   1.603 +	typedef CArrayPtrFlat<CEikStatusPaneContainer> CContainerControls;
   1.604 +	CContainerControls* iControls;
   1.605 +	
   1.606 +private:
   1.607 +
   1.608 +	MEikStatusPaneObserver* iObserver;
   1.609 +	RWindowGroup* iParentWindowGroup;
   1.610 +	CEikStatusPaneBaseExtension* iExtension;
   1.611 +	};
   1.612 +
   1.613 +/**
   1.614 + * Application side status pane class.
   1.615 + *
   1.616 + * @c CEikStatusPane is the interface through which applications use the
   1.617 + * status pane. This class synchronises the status pane layout with the
   1.618 + * server side status pane object. To do this, the @c ApplyCurrentSettingsL()
   1.619 + * method must be called whenever the owner application switches to the
   1.620 + * foreground.
   1.621 + */
   1.622 +NONSHARABLE_CLASS( CEikStatusPane ) : public CEikStatusPaneBase,
   1.623 +                                      public MCoeForegroundObserver
   1.624 +	{
   1.625 +public:
   1.626 +
   1.627 +    /**
   1.628 +    * Two-phased constructor.
   1.629 +    *
   1.630 +    * @param  aEikEnv                    An environment for creating controls
   1.631 +    *                                    and utility functions for
   1.632 +    *                                    manipulating them.
   1.633 +    * @param  aParent                    Pointer to the parent window group.
   1.634 +    * @param  aCoreStatusPaneModelResId  Status pane core resource ID.
   1.635 +    * @param  aAppStatusPaneModelResId   Resource ID of the application's
   1.636 +    *                                    status pane.
   1.637 +    *
   1.638 +    * @return Pointer to the created @c CEikStatusPane object.
   1.639 +    */
   1.640 +	IMPORT_C static CEikStatusPane* NewL(
   1.641 +        CEikonEnv& aEikEnv,
   1.642 +        RWindowGroup* aParent,
   1.643 +        TInt aCoreStatusPaneModelResId,
   1.644 +        TInt aAppStatusPaneModelResId = EEikStatusPaneUseDefaults );
   1.645 +
   1.646 +    /**
   1.647 +    * Destructor.
   1.648 +    */
   1.649 +	IMPORT_C ~CEikStatusPane();
   1.650 +    
   1.651 +    /**
   1.652 +    * Synchronises the server status pane layout with the
   1.653 +    * application status pane.
   1.654 +    */
   1.655 +	IMPORT_C void ApplyCurrentSettingsL();
   1.656 +	
   1.657 +	/**
   1.658 +    * Prepares the status pane for the application exit.
   1.659 +    * Clears the status pane.
   1.660 +    */
   1.661 +	IMPORT_C void PrepareForAppExit();
   1.662 +
   1.663 +	/**
   1.664 +    * Sets the visiblility of the status pane and its contents.
   1.665 +    * From @c CEikStatusPaneBase.
   1.666 +    *
   1.667 +    * @param aVisible If @c ETrue the status pane and its
   1.668 +    *                 contents are set visible.
   1.669 +    */
   1.670 +	IMPORT_C virtual void MakeVisible( TBool aVisible );
   1.671 +	
   1.672 +	/**
   1.673 +    * Sets the status pane and its contents to dimmed state.
   1.674 +    * From @c CEikStatusPaneBase.
   1.675 +    *
   1.676 +    * @param aDimmed If @c ETrue the status pane and its
   1.677 +    *                contents are set to dimmed state.
   1.678 +    */
   1.679 +	IMPORT_C virtual void SetDimmed( TBool aDimmed );
   1.680 +	
   1.681 +	/**
   1.682 +    * Not implemented.
   1.683 +    * From @c CEikStatusPaneBase.
   1.684 +    *
   1.685 +    * @param aFaded Not used.
   1.686 +    */
   1.687 +	IMPORT_C virtual void SetFaded( TBool aFaded );
   1.688 +	
   1.689 +	/**
   1.690 +    * Handles changes in resources which are shared across the environment.
   1.691 +    * This function responds to the changes in resources by propagating them
   1.692 +    * to sub-parts of the status pane.
   1.693 +    * From @c CEikStatusPaneBase.
   1.694 +    *
   1.695 +    * @param  aType  A message type.
   1.696 +    */
   1.697 +	IMPORT_C virtual void HandleResourceChange( TInt aType );
   1.698 +	
   1.699 +	/**
   1.700 +    * Returns always @c ETrue. 
   1.701 +    * From @c CEikStatusPaneBase.
   1.702 +    *
   1.703 +    * @return @c ETrue.
   1.704 +    */
   1.705 +	IMPORT_C virtual TBool OkToChangeStatusPaneNow();
   1.706 +
   1.707 +private:
   1.708 +
   1.709 +    /**
   1.710 +    * Default C++ constructor.
   1.711 +    *
   1.712 +    * @param  aEikEnv                    An environment for creating controls
   1.713 +    *                                    and utility functions for
   1.714 +    *                                    manipulating them.
   1.715 +    * @param  aParent                    Pointer to the parent window group.
   1.716 +    * @param  aAppStatusPaneModelResId   Resource ID of the application's
   1.717 +    *                                    status pane.
   1.718 +    */
   1.719 +	CEikStatusPane( CEikonEnv& aEikEnv,
   1.720 +	                RWindowGroup* aParent,
   1.721 +	                TInt aAppStatusPaneModelId );
   1.722 +
   1.723 +    /**
   1.724 +    * Second-phase constructor.
   1.725 +    *
   1.726 +    * @param  aCoreStatusPaneModelResId  Status pane core resource ID.
   1.727 +    */
   1.728 +	void ConstructL( TInt aCoreStatusPaneModelResId );
   1.729 +
   1.730 +    /**
   1.731 +    * Creates the application side status pane model.
   1.732 +    *
   1.733 +    * @param  aCoreResId  Status pane core resource ID.
   1.734 +    */
   1.735 +	virtual CEikStatusPaneModelBase* CreateModelL( TInt aCoreResId ) const;
   1.736 +	
   1.737 +	/**
   1.738 +    * Can be used to determine whether or not the status pane is on
   1.739 +    * application side or server side.
   1.740 +    *
   1.741 +    * @return @c ETrue
   1.742 +    */
   1.743 +	TBool IsApp() const;
   1.744 +
   1.745 +    /**
   1.746 +    * Applies the current status pane flags.
   1.747 +    */
   1.748 +	void ApplyCurrentFlags();
   1.749 +	
   1.750 +	/**
   1.751 +	* Hides all the sub-panes owned by the application
   1.752 +	* side status pane.
   1.753 +	*/
   1.754 +	void HideAppPanes( TBool aHide );
   1.755 +
   1.756 +private: // From base class @c MCoeForegroundObserver.
   1.757 +
   1.758 +    /**
   1.759 +    * Handles foreground gain events.
   1.760 +    */
   1.761 +	void HandleGainingForeground();
   1.762 +	
   1.763 +	/**
   1.764 +    * Handles foreground lose events.
   1.765 +    */
   1.766 +	void HandleLosingForeground();
   1.767 +	
   1.768 +private:
   1.769 +	
   1.770 +	/**
   1.771 +    * Reads the initial status pane layout from the status pane resources.
   1.772 +    *
   1.773 +    * @param  aCoreResId                Status pane core resource ID.
   1.774 +    * @param  aAppStatusPaneModelResId  Resource ID specified by the
   1.775 +    *                                   application.
   1.776 +    */
   1.777 +    TInt ReadInitialUsedResourceIdL( TInt aCoreResId,
   1.778 +                                     TInt aAppStatusPaneModelResId );
   1.779 +
   1.780 +    /**
   1.781 +    * Handles foreground lose events.
   1.782 +    */
   1.783 +    void DoHandleLosingForegroundL();
   1.784 +
   1.785 +private:
   1.786 +
   1.787 +	TInt iAppDeclId;
   1.788 +	
   1.789 +	/** Formerly TEikStatusPaneSyncDrawer* iSyncDrawer */
   1.790 +	TAny* iSpare;
   1.791 +	
   1.792 +	/** Formerly iServerSpWgId */
   1.793 +	CAknDelayedForegroundObserver* iDelayedForegroundObserver;
   1.794 +	};
   1.795 +
   1.796 +/**
   1.797 +* Checks if the pane exists in this status pane.
   1.798 +* Note: this will return @c ETrue if the pane can be used,
   1.799 +* even if it is not visible.
   1.800 +*/
   1.801 +inline TBool CEikStatusPaneBase::TPaneCapabilities::IsPresent() const
   1.802 +    {
   1.803 +    return iFlags & KStatusPaneCapsPresentBit;
   1.804 +    }
   1.805 +    
   1.806 +/**
   1.807 +* Checks if this pane is owned by application rather than the server.
   1.808 +* Applications can only interact directly with application owned panes.
   1.809 +*/
   1.810 +inline TBool CEikStatusPaneBase::TPaneCapabilities::IsAppOwned() const
   1.811 +    {
   1.812 +    return iFlags & KStatusPaneCapsAppOwnedBit;
   1.813 +    }
   1.814 +    
   1.815 +/**
   1.816 +* Checks if this pane is part of the current status pane layout.
   1.817 +*/
   1.818 +inline TBool CEikStatusPaneBase::TPaneCapabilities::IsInCurrentLayout() const
   1.819 +    {
   1.820 +    return iFlags & KStatusPaneCapsInCurrentLayoutBit;
   1.821 +    }
   1.822 +
   1.823 +/**
   1.824 +* Set the status pane observer.
   1.825 +*/
   1.826 +inline void CEikStatusPaneBase::SetObserver( MEikStatusPaneObserver* aObserver )
   1.827 +    {
   1.828 +    iObserver = aObserver;
   1.829 +    }
   1.830 +
   1.831 +/**
   1.832 +* Gets the status pane rectangle.
   1.833 +*/
   1.834 +inline TRect CEikStatusPaneBase::Rect() const
   1.835 +    {
   1.836 +    return iModel->CurrentLayout()->Rect();
   1.837 +    }
   1.838 +
   1.839 +/**
   1.840 +* Gets the window group that this status pane belongs to.
   1.841 +*/
   1.842 +inline RWindowGroup* CEikStatusPaneBase::WindowGroup() const
   1.843 +    {
   1.844 +    return iParentWindowGroup;
   1.845 +    }
   1.846 +
   1.847 +#endif // __EIKSPANE_H__