1 /*

     2 * Copyright (c) 2007 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:           

    15 *       Provides the TAknFepInputStateEntryQwertyWesternPredictive definition.

    16 *

    17 */

    18 

    19 

    20 

    21 

    22 

    23 

    24 

    25 

    26 

    27 

    28 

    29 

    30 #ifndef __AKN_FEP_UI_INPUT_STATE_ENTRY_QWERTY_WESTERN_PREDICTIVE_H__

    31 #define __AKN_FEP_UI_INPUT_STATE_ENTRY_QWERTY_WESTERN_PREDICTIVE_H__

    32 

    33 #include "AknFepUiInputStateBase.h"

    34 

    35 class TAknFepInputStateEntryQwertyWesternPredictive : public TAknFepInputStateBase

    36     {

    37 public:

    38     /**

    39     * Constructor

    40     * @param    aOwner  The UI manager that owns this input state

    41     */

    42     TAknFepInputStateEntryQwertyWesternPredictive(MAknFepUIManagerStateInterface* aOwner);

    43     

    44     /**

    45     * The main handler function for the key presses.

    46     * @param    aKey    The key to be handled. This may be either TKeyCode or TStdScanCode value.

    47     * @param    aLength Tells if the key press is short or long one.

    48     */

    49     TBool HandleKeyL(TInt aKey, TKeyPressLength aLength);

    50     

    51 

    52 public: // Functions from MPtiObserver interface

    53     /**

    54     * Called when last word in the selection list is activated. Not relevant as we use the 

    55     * candidate popup.

    56     */

    57     void LastWordInSelectionList();

    58     

    59     /**

    60     * Called when the first word in the selection list is activated. Not relevant as we use the

    61     * candidate popup.

    62     */

    63     void FirstWordInSelectionList();

    64 

    65     /**

    66     * Called when the Chr multitap timer expires. The case should be updated at that time.

    67     */ 

    68     void KeyTimerExpired();

    69 

    70 protected:

    71     /**

    72     * Sets the shift state of the PtiEngine according the shift and chr states of the Fep.

    73     * @param    aKey    The with which the shift state is used. This is needed because shift

    74     *                   works differently with letter keys than with numbers and punctuation.

    75     */

    76     void HandleShiftState(TInt aKey);

    77     

    78     /**

    79     * Handles keys which cause the active word to be committed (like enter, space, tab,...).

    80     * @param    aKey    The key to be handled.

    81     */

    82     TBool HandleWordBreakingKeysL(TInt aKey);

    83     

    84     /**

    85     * Handles the "normal" keys which (may) cause some character to be appended to the current word.

    86     * @param    aKey    The key to be handled.

    87     */

    88     TBool HandleQwertyKeysL(TInt aKey);

    89     

    90     /**

    91     * Handles the keys which cause cursor movements (arrows, backspace).

    92     * @param    aKey    The key to be handled

    93     * @param    aLength The key press length.

    94     */

    95     TBool HandleNaviKeysL(TInt aKey, TKeyPressLength aLength);

    96 };

    97 

    98 #endif //__AKN_FEP_UI_INPUT_STATE_ENTRY_QWERTY_WESTERN_PREDICTIVE_H__

    99 

   100 // End of file