1 /*

     2 * Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Implements the Form LCDUI component.

    15 *

    16 */

    17 

    18 

    19 #ifndef CMIDFORMROW_H

    20 #define CMIDFORMROW_H

    21 

    22 // CCoeControl inheritance in CMIDFormRow class

    23 // and API from CCoeControl

    24 #include <coecntrl.h>

    25 

    26 #include <lcdui.h>

    27 

    28 class CMIDForm;

    29 class CMIDControlItem;

    30 

    31 

    32 /**

    33  * A row in a form. Manages form items that have been assigned to this

    34  * row by the form.

    35  *

    36  * @see CMIDForm, CMIDControlItem

    37  */

    38 NONSHARABLE_CLASS(CMIDFormRow) : public CCoeControl

    39 {

    40 public:

    41     static CMIDFormRow* NewL(CMIDForm& aForm);

    42     ~CMIDFormRow();

    43 

    44 public: // From CCoeControl

    45     TInt CountComponentControls() const;

    46     CCoeControl* ComponentControl(TInt aIndex) const;

    47     virtual void SizeChanged();

    48     virtual TSize MinimumSize();

    49 

    50 public: // interface to CMIDForm

    51     void AppendL(CMIDControlItem* aItem);

    52     void SetAlignment(MMIDItem::TLayout aAlignment);

    53     void SizeItemsL();

    54     TInt NumItems();

    55     TInt Find(const CMIDControlItem* aItem) const;

    56     CMIDControlItem* Item(TInt aIndex);

    57     TBool HasFocusableItemOnOrAboveScreen();

    58     TBool HasFocusableItemOnOrBelowScreen();

    59     CMIDControlItem* FirstFocusableItemOnScreen();

    60     CMIDControlItem* FirstFocusableItem();

    61     CMIDControlItem* LastFocusableItem();

    62     TBool RemoveItemIfExists(CMIDControlItem& aItem);

    63     TInt CurrentWidth();

    64 

    65     TBool HasNonSpacerItems() const;

    66 

    67     inline void SetEmptyRowSize(const TSize& aEmptyRowSize);

    68     inline const TSize& EmptyRowSize() const;

    69 

    70 private:

    71     CMIDFormRow(CMIDForm& aForm);

    72     void ConstructL();

    73 

    74 private:

    75     CMIDForm& iForm;

    76     MMIDItem::TLayout iAlignment; // ELeft, ERight, or ECenter

    77     RArray<CMIDControlItem*> iItems;

    78     TSize  iEmptyRowSize; // size used for empty rows

    79     TInt iCurrentWidth;             // used when adding items to the row. Keeps track of the total width of items added to row

    80 };

    81 

    82 

    83 inline void CMIDFormRow::SetEmptyRowSize(const TSize& aEmptyRowSize)

    84 {

    85     iEmptyRowSize = aEmptyRowSize;

    86 }

    87 

    88 inline const TSize& CMIDFormRow:: EmptyRowSize() const

    89 {

    90     return iEmptyRowSize;

    91 }

    92 

    93 #endif // CMIDFORMROW_H