|
1 /* |
|
2 * Copyright (c) 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: List box defintion for Location System UI |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 // SYSTEM INCLUDES |
|
20 #include <eikclbd.h> |
|
21 #include <gulicon.h> |
|
22 #include <akniconarray.h> |
|
23 |
|
24 // USER INCLUDES |
|
25 #include "lclistbox.h" |
|
26 #include "lclistboxmodel.h" |
|
27 #include "lclocationappinfo.h" |
|
28 |
|
29 // CONSTANT DEFINTION |
|
30 const TInt KLcViewListboxGranularity = 2; |
|
31 |
|
32 |
|
33 // ========================= MEMBER FUNCTIONS ================================ |
|
34 |
|
35 // --------------------------------------------------------------------------- |
|
36 // CLcListBox::CLcListBox |
|
37 // --------------------------------------------------------------------------- |
|
38 // |
|
39 CLcListBox::CLcListBox() |
|
40 { |
|
41 // C++ Default constructor. No allocations or functions which can Leave |
|
42 // should be called from here. |
|
43 } |
|
44 |
|
45 // --------------------------------------------------------------------------- |
|
46 // CLcListBox::~CLcListBox |
|
47 // --------------------------------------------------------------------------- |
|
48 // |
|
49 CLcListBox::~CLcListBox() |
|
50 { |
|
51 // C++ Destructor. Free all resources associated with this class. |
|
52 |
|
53 // Delete the listbox model |
|
54 delete iListBoxModel; |
|
55 } |
|
56 |
|
57 // --------------------------------------------------------------------------- |
|
58 // void CLcListBox::ConstructL |
|
59 // --------------------------------------------------------------------------- |
|
60 // |
|
61 void CLcListBox::ConstructL( CLcLocationAppInfoArray* aAppArray, |
|
62 const CCoeControl* aParent, |
|
63 MEikListBoxObserver* aObserver ) |
|
64 { |
|
65 // Create the List box model using the Application Info array |
|
66 iListBoxModel = CLcListBoxModel::NewL( aAppArray ); |
|
67 |
|
68 // Call the base class constructor |
|
69 CAknSingleLargeStyleListBox::ConstructL( aParent, EAknListBoxSelectionList ); |
|
70 |
|
71 // If the parent window has been set, the set it as the Container window |
|
72 if ( aParent ) |
|
73 { |
|
74 SetContainerWindowL( *aParent ); |
|
75 } |
|
76 // If the list box observer has been set then set ot to the list box |
|
77 if ( aObserver ) |
|
78 { |
|
79 SetListBoxObserver( aObserver ); |
|
80 } |
|
81 CreateScrollBarFrameL( ETrue ); |
|
82 |
|
83 ScrollBarFrame()->SetScrollBarVisibilityL( CEikScrollBarFrame::EOff, |
|
84 CEikScrollBarFrame::EAuto ); |
|
85 |
|
86 // The ownership of the list box model is retained with the Container. |
|
87 // This is because the model contains the additional functionality of |
|
88 // changing the settings values in addition to retreiving it. |
|
89 Model()->SetItemTextArray( iListBoxModel ); |
|
90 Model()->SetOwnershipType( ELbmDoesNotOwnItemArray ); |
|
91 |
|
92 UpdateIconsL(); |
|
93 // ItemDrawer()->ColumnData()->SetIconArray( NULL ); |
|
94 ItemDrawer()->ColumnData()->EnableMarqueeL( ETrue ); |
|
95 |
|
96 } |
|
97 |
|
98 // --------------------------------------------------------------------------- |
|
99 // CLcListBox* CLcListBox::NewL |
|
100 // --------------------------------------------------------------------------- |
|
101 // |
|
102 CLcListBox* CLcListBox::NewL( |
|
103 CLcLocationAppInfoArray* aAppArray, |
|
104 const CCoeControl* aParent, |
|
105 MEikListBoxObserver* aObserver ) |
|
106 { |
|
107 CLcListBox* self = new ( ELeave ) CLcListBox; |
|
108 CleanupStack::PushL( self ); |
|
109 self->ConstructL( aAppArray, aParent, aObserver ); |
|
110 CleanupStack::Pop( self ); |
|
111 return self; |
|
112 } |
|
113 |
|
114 // --------------------------------------------------------------------------- |
|
115 // void CLcListBox::UpdateListBoxContents |
|
116 // --------------------------------------------------------------------------- |
|
117 // |
|
118 void CLcListBox::UpdateListBoxContentsL( |
|
119 CLcLocationAppInfoArray* aAppArray ) |
|
120 { |
|
121 // This function transfers the ownership of the Application information |
|
122 // array. So first we have to delete the existing array and then we can |
|
123 iListBoxModel->UpdateListBoxContents( aAppArray ); |
|
124 |
|
125 UpdateIconsL(); |
|
126 } |
|
127 |
|
128 // ----------------------------------------------------------------------------- |
|
129 // CLocPsySettingsContainer::UpdateIconsL |
|
130 // ----------------------------------------------------------------------------- |
|
131 void CLcListBox::UpdateIconsL() |
|
132 { |
|
133 CLcLocationAppInfoArray& iconArray( iListBoxModel->AppInfoArray()); |
|
134 |
|
135 CAknIconArray* icons = new( ELeave ) CAknIconArray( KLcViewListboxGranularity ); |
|
136 CleanupStack::PushL( icons ); |
|
137 |
|
138 // Append each of the Icon elements to this array. |
|
139 for ( TInt i = 0; i < iconArray.Count(); i++ ) |
|
140 { |
|
141 TRAPD( error, icons->AppendL( iconArray[i].IconL())); |
|
142 if ( error ) |
|
143 { |
|
144 User::Leave( error ); |
|
145 } |
|
146 } |
|
147 |
|
148 // Destroy the old icons because SetIconArray() does not destroy them. |
|
149 CArrayPtr<CGulIcon>* oldIcons = ItemDrawer()->ColumnData()->IconArray(); |
|
150 if( oldIcons ) |
|
151 { |
|
152 oldIcons->ResetAndDestroy(); |
|
153 delete oldIcons; |
|
154 } |
|
155 |
|
156 // Transfer ownership of icon array to the lbx. |
|
157 // SetIconArray() Does not delete the Old icon array |
|
158 ItemDrawer()->ColumnData()->SetIconArray( icons ); |
|
159 CleanupStack::Pop( icons ); |
|
160 |
|
161 // Draws listbox again |
|
162 HandleItemAdditionL(); |
|
163 HandleItemRemovalL(); |
|
164 } |
|
165 |