|
1 /* |
|
2 * Copyright (c) 2002-2008 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: Layered background context item. |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 // INCLUDE FILES |
|
20 #include <AknsLayeredBackgroundControlContext.h> |
|
21 |
|
22 #include "AknsBackgroundLayout.h" |
|
23 #include "AknsDebug.h" |
|
24 |
|
25 // ============================ MEMBER FUNCTIONS =============================== |
|
26 |
|
27 // ----------------------------------------------------------------------------- |
|
28 // CAknsLayeredBackgroundControlContext::CAknsLayeredBackgroundControlContext |
|
29 // C++ default constructor can NOT contain any code, that |
|
30 // might leave. |
|
31 // ----------------------------------------------------------------------------- |
|
32 // |
|
33 CAknsLayeredBackgroundControlContext::CAknsLayeredBackgroundControlContext() : |
|
34 CAknsBasicBackgroundControlContext() |
|
35 // CBase initializes: iLayoutArray(NULL), iLayoutArraySize(0) |
|
36 { |
|
37 } |
|
38 |
|
39 // ----------------------------------------------------------------------------- |
|
40 // CAknsLayeredBackgroundControlContext::ConstructL |
|
41 // Symbian 2nd phase constructor can leave. |
|
42 // ----------------------------------------------------------------------------- |
|
43 // |
|
44 void CAknsLayeredBackgroundControlContext::ConstructL( |
|
45 const TRect& aRect, const TBool aParentAbsolute, |
|
46 const TAknsItemID& aImageID, const TInt aNumberOfLayers ) |
|
47 { |
|
48 CAknsBasicBackgroundControlContext::ConstructL( aRect, aParentAbsolute, |
|
49 aImageID ); |
|
50 |
|
51 TInt arraySize = aNumberOfLayers-1; |
|
52 if( arraySize>0 ) |
|
53 { |
|
54 iLayoutArray = new (ELeave) TAknsBackground[ //lint !e119 New operator exists |
|
55 static_cast<TUint>(arraySize) ]; |
|
56 iLayout->iNext = &(iLayoutArray[0]); |
|
57 } |
|
58 iLayoutArraySize = arraySize; |
|
59 |
|
60 for( TInt i = 0; i<arraySize-1; i++ ) |
|
61 { |
|
62 iLayoutArray[i].iNext = &(iLayoutArray[i+1]); |
|
63 } |
|
64 } |
|
65 |
|
66 // ----------------------------------------------------------------------------- |
|
67 // CAknsLayeredBackgroundControlContext::NewL |
|
68 // Two-phased constructor. |
|
69 // ----------------------------------------------------------------------------- |
|
70 // |
|
71 EXPORT_C CAknsLayeredBackgroundControlContext* |
|
72 CAknsLayeredBackgroundControlContext::NewL( |
|
73 const TAknsItemID& aImageID, const TRect& aRect, |
|
74 const TBool aParentAbsolute, const TInt aNumberOfLayers ) |
|
75 { |
|
76 CAknsLayeredBackgroundControlContext* self = |
|
77 new( ELeave ) CAknsLayeredBackgroundControlContext(); |
|
78 |
|
79 CleanupStack::PushL( self ); |
|
80 self->ConstructL( aRect, aParentAbsolute, aImageID, aNumberOfLayers ); |
|
81 CleanupStack::Pop( self ); |
|
82 |
|
83 return self; |
|
84 } |
|
85 |
|
86 // ----------------------------------------------------------------------------- |
|
87 // CAknsLayeredBackgroundControlContext::~CAknsLayeredBackgroundControlContext |
|
88 // Destructor. |
|
89 // ----------------------------------------------------------------------------- |
|
90 // |
|
91 CAknsLayeredBackgroundControlContext::~CAknsLayeredBackgroundControlContext() |
|
92 { |
|
93 delete [] iLayoutArray; |
|
94 } |
|
95 |
|
96 // ----------------------------------------------------------------------------- |
|
97 // CAknsLayeredBackgroundControlContext::SetLayerImage |
|
98 // (other items were commented in a header). |
|
99 // ----------------------------------------------------------------------------- |
|
100 // |
|
101 EXPORT_C void CAknsLayeredBackgroundControlContext::SetLayerImage( |
|
102 const TInt aLayer, const TAknsItemID& aID ) |
|
103 { |
|
104 __ASSERT_DEBUG( (aLayer>=0 && aLayer<=iLayoutArraySize), |
|
105 AKNS_DEBUG_PANIC(EAknsDPanicInvalidParameter) ); |
|
106 |
|
107 if (aLayer < 0 || aLayer>iLayoutArraySize) |
|
108 { |
|
109 return; |
|
110 } |
|
111 |
|
112 if( aLayer == 0 ) |
|
113 { |
|
114 iLayout->iImageID = aID; |
|
115 } |
|
116 else |
|
117 { |
|
118 iLayoutArray[ aLayer-1 ].iImageID = aID; |
|
119 } |
|
120 } |
|
121 |
|
122 // ----------------------------------------------------------------------------- |
|
123 // CAknsLayeredBackgroundControlContext::SetLayerRect |
|
124 // (other items were commented in a header). |
|
125 // ----------------------------------------------------------------------------- |
|
126 // |
|
127 EXPORT_C void CAknsLayeredBackgroundControlContext::SetLayerRect( |
|
128 const TInt aLayer, const TRect& aRect ) |
|
129 { |
|
130 __ASSERT_DEBUG( (aLayer>=0 && aLayer<=iLayoutArraySize), |
|
131 AKNS_DEBUG_PANIC(EAknsDPanicInvalidParameter) ); |
|
132 |
|
133 if (aLayer < 0 || aLayer>iLayoutArraySize) |
|
134 { |
|
135 return; |
|
136 } |
|
137 |
|
138 if( aLayer == 0 ) |
|
139 { |
|
140 iLayout->iRect = aRect; |
|
141 } |
|
142 else |
|
143 { |
|
144 iLayoutArray[ aLayer-1 ].iRect = aRect; |
|
145 } |
|
146 } |
|
147 |
|
148 // ----------------------------------------------------------------------------- |
|
149 // CAknsLayeredBackgroundControlContext::IsCompatibleWithType |
|
150 // (other items were commented in a header). |
|
151 // ----------------------------------------------------------------------------- |
|
152 // |
|
153 TBool CAknsLayeredBackgroundControlContext::IsCompatibleWithType( |
|
154 const TAknsControlContextType aType ) const |
|
155 { |
|
156 switch( aType ) |
|
157 { |
|
158 case EAknsControlContextTypeUnknown: |
|
159 case EAknsControlContextTypeBasic: |
|
160 case EAknsControlContextTypeLayered: |
|
161 return ETrue; |
|
162 |
|
163 #ifdef RD_FULLSCREEN_WALLPAPER |
|
164 case EAknsControlContextTypeCombined: |
|
165 #endif //RD_FULLSCREEN_WALLPAPER |
|
166 case EAknsControlContextTypeListBox: |
|
167 case EAknsControlContextTypeFrame: |
|
168 // EFalse is returned |
|
169 break; |
|
170 |
|
171 default: |
|
172 // EFalse is returned |
|
173 break; |
|
174 } |
|
175 |
|
176 return EFalse; |
|
177 } |
|
178 |
|
179 // End of File |