1 /*

     2 * Copyright (c) 1999 - 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:

    15 *

    16 */

    17 

    18 #include <e32def.h> // MAKE_TINT_64

    19 #include "javax_microedition_lcdui_CustomItem.h"

    20 #include "CMIDToolkit.h"

    21 #include "MIDUtils.h"

    22 

    23 LOCAL_C void CreateL

    24 (

    25     CMIDToolkit*    aToolkit,

    26     TInt*       aHandle,

    27     jobject     aReference,

    28     const TDesC*    aLabel

    29 )

    30 //

    31 // Creates the plataform dependent MMIDCustomItem

    32 //

    33 {

    34     MMIDCustomItem* customItem = aToolkit->ComponentFactory()->CreateCustomItemL(*aLabel);

    35     CleanupDisposePushL(customItem);

    36     *aHandle = aToolkit->RegisterComponentL(customItem, aReference);

    37     CleanupPopComponent(customItem);

    38 }

    39 JNIEXPORT jint JNICALL Java_javax_microedition_lcdui_CustomItem__1create

    40 (

    41     JNIEnv* aJni,

    42     jobject,

    43     jint    aToolkit,

    44     jobject aCustomItem,

    45     jstring aLabel

    46 )

    47 {

    48     jobject customItem = aJni->NewWeakGlobalRef(aCustomItem);

    49     if (customItem == 0)

    50         return KErrNoMemory;

    51 

    52     //

    53     CMIDToolkit* toolkit = JavaUnhand<CMIDToolkit>(aToolkit);

    54     RJString label(*aJni,aLabel);

    55 

    56     TInt handle = 0;

    57     TInt err = toolkit->ExecuteTrap(&CreateL,toolkit,&handle,customItem,(const TDesC*)&label);

    58     if (err!=KErrNone)

    59     {

    60         aJni->DeleteWeakGlobalRef((jweak)customItem);

    61         return err;

    62     }

    63 

    64     return handle;

    65 }

    66 

    67 

    68 

    69 LOCAL_C TInt InvokeInteractionModes(MMIDCustomItem* aItem)

    70 {

    71     return aItem->InteractionModes();

    72 }

    73 JNIEXPORT jint JNICALL Java_javax_microedition_lcdui_CustomItem__1getInteractionModes

    74 (

    75     JNIEnv*,

    76     jobject,

    77     jint    aToolkit,

    78     jint    aItem

    79 )

    80 {

    81     CMIDToolkit* toolkit = JavaUnhand<CMIDToolkit>(aToolkit);

    82     MMIDCustomItem* customItem = MIDUnhand<MMIDCustomItem>(aItem);

    83     return toolkit->Execute(InvokeInteractionModes, customItem);

    84 }

    85 

    86 LOCAL_C void InvokeSetFocusAndScroll(MMIDCustomItem* aItem, TBool aKeepFocus, const TRect* aRect,TInt aDirection)

    87 {

    88     aItem->SetFocusAndScroll(aKeepFocus, aRect, aDirection);

    89 }

    90 JNIEXPORT void JNICALL Java_javax_microedition_lcdui_CustomItem__1setFocusAndScroll

    91 (JNIEnv* aJni,jobject,jint aToolkit,jint aItem,jboolean aKeepFocus,jintArray aScrollRect,jint aDirection)

    92 {

    93     TRect rect;

    94     const TRect* pRect = (aScrollRect != NULL ? &rect : NULL);

    95     if (pRect)

    96     {

    97         ASSERT(sizeof(TRect) == 4*sizeof(jint));

    98         aJni->GetIntArrayRegion(aScrollRect, 0, 4, reinterpret_cast<jint*>(&rect));

    99         rect.iBr.iX+=rect.iTl.iX;

   100         rect.iBr.iY+=rect.iTl.iY;

   101     }

   102     MMIDCustomItem* item = MIDUnhandObject<MMIDCustomItem>(aItem);

   103     CMIDToolkit* toolkit = JavaUnhand<CMIDToolkit>(aToolkit);

   104 

   105     toolkit->ExecuteV(InvokeSetFocusAndScroll, item, (TBool)aKeepFocus, pRect,(TInt)aDirection);

   106 }

   107 

   108 LOCAL_C void Invalidate(MMIDCustomItem* aCustomItem, TSize aMinSize, TSize aPrefSize)

   109 {

   110     aCustomItem->Invalidate(aMinSize,aPrefSize);

   111 }

   112 JNIEXPORT void JNICALL Java_javax_microedition_lcdui_CustomItem__1invalidate

   113 (JNIEnv*,jobject,jint aToolkit,jint aCustomItem,jint aMinWidth,jint aMinHeight,jint aPreWidth,jint aPreHeight)

   114 {

   115     CMIDToolkit*    toolkit    = JavaUnhand<CMIDToolkit>(aToolkit);

   116     MMIDCustomItem* customItem = MIDUnhand<MMIDCustomItem>(aCustomItem);

   117     TSize minSize(aMinWidth,aMinHeight);

   118     TSize prefSize(aPreWidth, aPreHeight);

   119 

   120     toolkit->ExecuteV(Invalidate, customItem, minSize, prefSize);

   121 }