author | Pat Downey <patd@symbian.org> |
Wed, 01 Sep 2010 12:30:35 +0100 | |
branch | RCL_3 |
changeset 20 | fad26422216a |
parent 0 | d6fe6244b863 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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|
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// INCLUDE FILES |
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#include "SGMainContainer.h" |
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#include <AknBidiTextUtils.h> |
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#include <AknUtils.h> |
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#include <aknnotewrappers.h> |
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#include <eiksbfrm.h> |
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#include <AknsDrawUtils.h> |
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#include <AknsBasicBackgroundControlContext.h> |
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#include <akntitle.h> |
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#include <eikspane.h> |
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#include <AknDef.h> |
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|
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const TUint KLeftMargin = 2; |
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const TUint KRightMargin = 2; |
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// ================= MEMBER FUNCTIONS ======================= |
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void CScreenGrabberMainContainer::ConstructL(const TRect& aRect) |
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{ |
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iSkinContext = NULL; |
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CreateWindowL(); |
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Window().SetShadowDisabled(EFalse); |
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SetBlank(); |
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// set title of the app |
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CEikStatusPane* statusPane = iEikonEnv->AppUiFactory()->StatusPane(); |
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CAknTitlePane* title = static_cast<CAknTitlePane*>( statusPane->ControlL( TUid::Uid( EEikStatusPaneUidTitle ) ) ); |
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title->SetTextL( _L("Screen Grabber") ); |
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iText = HBufC::NewL(200000); |
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iCurrentLine = 0; |
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iLineCount = 0; |
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iNumberOfLinesFitsScreen = 0; |
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iX_factor = 1; |
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iY_factor = 1; |
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iLeftDrawingPosition = KLeftMargin; |
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// get font |
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iFont = AknLayoutUtils::FontFromId(EAknLogicalFontSecondaryFont); |
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iWrappedArray = new(ELeave) CArrayFixFlat<TPtrC>(500); |
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SetRect(aRect); |
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ActivateL(); |
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PrintText(_L("Please use the settings screen to define the capture mode and any other related settings such capture hotkey and saving format. Using the PNG format for screen shots is recommended, since it is compressed but lossless. The captures can be managed with the Media Gallery application.\n\nYou may start taking screenshots or capturing video now. Please press the Applications key to go back to the Application menu or send this application to the background via the Options menu. To be able to take screenshots or capture video, this applications needs to stay running in the background.\n")); |
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} |
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CScreenGrabberMainContainer::~CScreenGrabberMainContainer() |
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{ |
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if (iSkinContext) |
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delete iSkinContext; |
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if (iWrappedArray) |
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{ |
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iWrappedArray->Reset(); |
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delete iWrappedArray; |
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} |
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if (iText) |
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delete iText; |
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if (iScrollBarFrame) |
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delete iScrollBarFrame; |
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|
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if (iWrapperString) |
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delete iWrapperString; |
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} |
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// --------------------------------------------------------- |
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// CScreenGrabberMainContainer::UpdateVisualContentL() |
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// --------------------------------------------------------- |
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// |
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void CScreenGrabberMainContainer::UpdateVisualContentL(TBool aScrollToBottom) |
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{ |
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TSize rectSize; |
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AknLayoutUtils::LayoutMetricsSize(AknLayoutUtils::EMainPane, rectSize); |
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TRect rect(rectSize); |
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105 |
|
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|
106 |
// set the correct drawing area for the skin background |
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|
107 |
if(iSkinContext) |
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|
108 |
{ |
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|
109 |
delete iSkinContext; |
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|
110 |
iSkinContext = NULL; |
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|
111 |
} |
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|
112 |
iSkinContext = CAknsBasicBackgroundControlContext::NewL(KAknsIIDQsnBgAreaMain, rectSize, EFalse); |
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|
113 |
|
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114 |
// init scroll bar if not yet done |
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|
115 |
if (!iScrollBarFrame) |
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|
116 |
{ |
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|
117 |
iScrollBarFrame = new(ELeave) CEikScrollBarFrame(this, this, ETrue); |
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|
118 |
|
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|
119 |
CAknAppUi* appUi = iAvkonAppUi; |
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|
120 |
|
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121 |
if (AknLayoutUtils::DefaultScrollBarType(appUi) == CEikScrollBarFrame::EDoubleSpan) |
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|
122 |
{ |
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|
123 |
iScrollBarFrame->CreateDoubleSpanScrollBarsL(ETrue, EFalse); |
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|
124 |
iScrollBarFrame->SetTypeOfVScrollBar(CEikScrollBarFrame::EDoubleSpan); |
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|
125 |
} |
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126 |
else |
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|
127 |
{ |
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|
128 |
iScrollBarFrame->SetTypeOfVScrollBar(CEikScrollBarFrame::EArrowHead); |
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|
129 |
} |
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130 |
iScrollBarFrame->SetScrollBarVisibilityL(CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto); |
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|
131 |
} |
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|
132 |
|
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|
133 |
// drawing positions, needed for scalable ui |
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|
134 |
iX_factor = TReal(rect.Width()) / 176; |
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|
135 |
iY_factor = TReal(rect.Height()) / 144; |
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|
136 |
|
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|
137 |
iWrappedArray->Reset(); |
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|
138 |
|
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|
139 |
if (iWrapperString) |
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|
140 |
{ |
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|
141 |
delete iWrapperString; |
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Revision: 201003
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|
142 |
iWrapperString = NULL; |
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|
143 |
} |
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|
144 |
|
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|
145 |
// define drawing width, some extra space needed if using double span scrolling bar |
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Revision: 201003
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|
146 |
TUint drawingWidth(0); |
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|
147 |
if (iScrollBarFrame->TypeOfVScrollBar() == CEikScrollBarFrame::EDoubleSpan) |
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|
148 |
{ |
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|
149 |
if (AknLayoutUtils::LayoutMirrored()) // scroll bar on 'left' |
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|
150 |
{ |
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|
151 |
iLeftDrawingPosition = KLeftMargin + 12; |
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|
152 |
drawingWidth = TInt( rect.Width() - iLeftDrawingPosition*iX_factor - (KRightMargin*iX_factor)); |
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|
153 |
} |
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|
154 |
else // scroll bar on 'right' |
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|
155 |
{ |
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Revision: 201003
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|
156 |
iLeftDrawingPosition = KLeftMargin; |
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|
157 |
drawingWidth = TInt( rect.Width() - iLeftDrawingPosition*iX_factor - (KRightMargin*iX_factor + 7*iX_factor)); |
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|
158 |
} |
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Revision: 201003
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|
159 |
} |
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Revision: 201003
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|
160 |
else |
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|
161 |
drawingWidth = TInt( rect.Width() - KLeftMargin*iX_factor - KRightMargin*iX_factor); |
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|
162 |
|
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Revision: 201003
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|
163 |
// wrap the text |
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Revision: 201003
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parents:
diff
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|
164 |
iWrapperString = AknBidiTextUtils::ConvertToVisualAndWrapToArrayL( |
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Revision: 201003
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|
165 |
iText->Des(), |
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Revision: 201003
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|
166 |
drawingWidth, |
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Revision: 201003
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|
167 |
*iFont, |
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Revision: 201003
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diff
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|
168 |
*iWrappedArray |
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Revision: 201003
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diff
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|
169 |
); |
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Revision: 201003
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diff
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|
170 |
|
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Revision: 201003
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|
171 |
iLineCount = iWrappedArray->Count(); |
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Revision: 201003
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diff
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|
172 |
|
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Revision: 201003
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parents:
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|
173 |
// count amount of lines fits to screen |
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Revision: 201003
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|
174 |
iNumberOfLinesFitsScreen = TInt(rect.Height() / (iFont->HeightInPixels())); |
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Revision: 201003
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diff
changeset
|
175 |
|
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Revision: 201003
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parents:
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|
176 |
// check if needed to scroll to the bottom |
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Revision: 201003
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|
177 |
if (aScrollToBottom && iCurrentLine < iLineCount - iNumberOfLinesFitsScreen) |
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Revision: 201003
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|
178 |
{ |
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Revision: 201003
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|
179 |
iCurrentLine = iLineCount-iNumberOfLinesFitsScreen; |
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Revision: 201003
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|
180 |
} |
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Revision: 201003
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diff
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|
181 |
|
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Revision: 201003
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|
182 |
// update the scroll bars |
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Revision: 201003
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parents:
diff
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|
183 |
TEikScrollBarModel horizontalBar; |
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Revision: 201003
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parents:
diff
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|
184 |
TEikScrollBarModel verticalBar; |
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Revision: 201003
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|
185 |
verticalBar.iThumbPosition = iCurrentLine; |
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Revision: 201003
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|
186 |
verticalBar.iScrollSpan = iLineCount - iNumberOfLinesFitsScreen + 1; |
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Revision: 201003
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|
187 |
verticalBar.iThumbSpan = 1; |
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Revision: 201003
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|
188 |
|
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Revision: 201003
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|
189 |
TEikScrollBarFrameLayout layout; |
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Revision: 201003
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|
190 |
layout.iTilingMode = TEikScrollBarFrameLayout::EInclusiveRectConstant; |
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Revision: 201003
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parents:
diff
changeset
|
191 |
|
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Revision: 201003
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|
192 |
if (iScrollBarFrame->TypeOfVScrollBar() == CEikScrollBarFrame::EDoubleSpan) |
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Revision: 201003
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parents:
diff
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|
193 |
{ |
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Revision: 201003
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parents:
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|
194 |
// do not let scrollbar values overflow |
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Revision: 201003
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|
195 |
if (verticalBar.iThumbPosition + verticalBar.iThumbSpan > verticalBar.iScrollSpan) |
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Revision: 201003
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|
196 |
verticalBar.iThumbPosition = verticalBar.iScrollSpan - verticalBar.iThumbSpan; |
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Revision: 201003
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diff
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|
197 |
|
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Revision: 201003
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diff
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|
198 |
TAknDoubleSpanScrollBarModel horizontalDSBar(horizontalBar); |
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Revision: 201003
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parents:
diff
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|
199 |
TAknDoubleSpanScrollBarModel verticalDSBar(verticalBar); |
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Revision: 201003
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parents:
diff
changeset
|
200 |
|
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Revision: 201003
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parents:
diff
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|
201 |
iScrollBarFrame->TileL(&horizontalDSBar, &verticalDSBar, rect, rect, layout); |
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Revision: 201003
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parents:
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|
202 |
iScrollBarFrame->SetVFocusPosToThumbPos(verticalDSBar.FocusPosition()); |
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Revision: 201003
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parents:
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|
203 |
} |
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Revision: 201003
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diff
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|
204 |
else |
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Revision: 201003
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parents:
diff
changeset
|
205 |
{ |
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Revision: 201003
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|
206 |
iScrollBarFrame->TileL( &horizontalBar, &verticalBar, rect, rect, layout ); |
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Revision: 201003
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diff
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|
207 |
iScrollBarFrame->SetVFocusPosToThumbPos( verticalBar.iThumbPosition ); |
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Revision: 201003
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parents:
diff
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|
208 |
} |
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// update the screen |
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DrawNow(); |
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} |
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|
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// --------------------------------------------------------- |
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// CScreenGrabberMainContainer::Draw(const TRect& aRect) const |
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// --------------------------------------------------------- |
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// |
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void CScreenGrabberMainContainer::Draw(const TRect& aRect) const |
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{ |
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CWindowGc& gc = SystemGc(); |
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MAknsSkinInstance* skin = AknsUtils::SkinInstance(); |
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if (iSkinContext) |
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{ |
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// draws the skin background |
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AknsDrawUtils::Background(skin, iSkinContext, this, gc, aRect); |
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} |
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else |
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{ |
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gc.Clear(aRect); |
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} |
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|
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|
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// get the text color from the skin |
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TRgb skinPenColor; |
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if (AknsUtils::GetCachedColor( skin, skinPenColor, KAknsIIDQsnTextColors, EAknsCIQsnTextColorsCG6 ) == KErrNone) |
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{ |
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gc.SetPenColor(skinPenColor); |
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} |
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else |
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{ |
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gc.SetPenColor(KRgbBlack); |
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} |
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|
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gc.UseFont(iFont); |
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|
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// draw the text |
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for (TInt i=0; i<iNumberOfLinesFitsScreen; i++) |
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{ |
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// index out of bounds check and then draw text |
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if (i+iCurrentLine < iWrappedArray->Count()) |
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gc.DrawText(iWrappedArray->At(i+iCurrentLine), TPoint(TInt(iLeftDrawingPosition*iX_factor), TInt(iFont->HeightInPixels()*(i+1)))); |
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} |
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|
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gc.DiscardFont(); |
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} |
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|
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// --------------------------------------------------------- |
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// CScreenGrabberMainContainer::HandleControlEventL( |
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// CCoeControl* aControl,TCoeEvent aEventType) |
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// --------------------------------------------------------- |
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// |
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void CScreenGrabberMainContainer::HandleControlEventL( |
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CCoeControl* /*aControl*/,TCoeEvent /*aEventType*/) |
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{ |
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} |
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|
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// --------------------------------------------------------- |
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// CScreenGrabberMainContainer::PrintText(const TDesC& aDes) |
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// Print text into output window. |
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// --------------------------------------------------------- |
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// |
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void CScreenGrabberMainContainer::PrintText(const TDesC& aDes) |
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{ |
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iText->Des().Append( aDes ); |
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UpdateVisualContentL(EFalse); // do not automatically scroll to the bottom |
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} |
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|
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// --------------------------------------------------------- |
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// CScreenGrabberMainContainer::OfferKeyEventL(const TKeyEvent& aKeyEvent, |
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// TEventCode aType) |
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// Handle key event. Only up and down key arrow events are |
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// consumed in order to enable scrolling in output window. |
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// --------------------------------------------------------- |
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// |
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TKeyResponse CScreenGrabberMainContainer::OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType) |
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{ |
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if(aType != EEventKey) |
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return EKeyWasNotConsumed; |
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|
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if(aKeyEvent.iCode == EKeyUpArrow) |
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{ |
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if (iCurrentLine > 0) |
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{ |
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iCurrentLine--; |
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UpdateVisualContentL(EFalse); |
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} |
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|
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return EKeyWasConsumed; |
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} |
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|
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else if(aKeyEvent.iCode == EKeyDownArrow) |
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{ |
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if (iCurrentLine < iLineCount - iNumberOfLinesFitsScreen) |
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{ |
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iCurrentLine++; |
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UpdateVisualContentL(EFalse); |
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} |
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|
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return EKeyWasConsumed; |
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} |
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|
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return EKeyWasNotConsumed; |
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} |
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// --------------------------------------------------------- |
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// CScreenGrabberMainContainer::ClearOutputWindow() |
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// Clear the output window. |
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// --------------------------------------------------------- |
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// |
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void CScreenGrabberMainContainer::ClearOutputWindow() |
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{ |
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iText->Des() = _L(""); |
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UpdateVisualContentL(ETrue); |
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} |
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|
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|
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// --------------------------------------------------------- |
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// CScreenGrabberMainContainer::HandleResourceChange(TInt aType) |
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// Handle layout change of the screen |
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// --------------------------------------------------------- |
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// |
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void CScreenGrabberMainContainer::HandleResourceChange(TInt aType) |
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{ |
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if (aType == KEikDynamicLayoutVariantSwitch || aType == KAknsMessageSkinChange) |
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{ |
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TRect mainPaneRect; |
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AknLayoutUtils::LayoutMetricsRect(AknLayoutUtils::EMainPane, mainPaneRect); |
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SetRect(mainPaneRect); |
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|
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iCurrentLine = 0; // scroll to top |
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|
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// update font |
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iFont = AknLayoutUtils::FontFromId(EAknLogicalFontSecondaryFont); |
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|
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// delete the scroll and update screen |
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if (iScrollBarFrame) |
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{ |
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delete iScrollBarFrame; |
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iScrollBarFrame = NULL; |
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} |
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UpdateVisualContentL(EFalse); |
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} |
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else |
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357 |
{ |
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CCoeControl::HandleResourceChange(aType); |
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} |
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} |
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|
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// --------------------------------------------------------- |
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// CScreenGrabberMainContainer::MopSupplyObject(TTypeUid aId) |
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// Pass skin information if needed |
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// --------------------------------------------------------- |
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// |
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TTypeUid::Ptr CScreenGrabberMainContainer::MopSupplyObject(TTypeUid aId) |
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{ |
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if (aId.iUid == MAknsControlContext::ETypeId && iSkinContext) |
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{ |
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return MAknsControlContext::SupplyMopObject(aId, iSkinContext); |
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} |
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|
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return CCoeControl::MopSupplyObject(aId); |
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} |
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|
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|
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// --------------------------------------------------------- |
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// CScreenGrabberMainContainer::HandleScrollEventL() |
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// Capture touch events on the scroll bar |
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// --------------------------------------------------------- |
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// |
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void CScreenGrabberMainContainer::HandleScrollEventL(CEikScrollBar* aScrollBar, TEikScrollEvent aEventType) |
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384 |
{ |
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// only on page up/down,scroll up/down and drag events |
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if ((aEventType == EEikScrollPageDown) || (aEventType == EEikScrollPageUp) || |
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(aEventType == EEikScrollThumbDragVert) || (aEventType == EEikScrollUp) || |
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(aEventType == EEikScrollDown)) |
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389 |
{ |
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// get the current position from the scroll bar |
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iCurrentLine = aScrollBar->ThumbPosition(); |
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392 |
|
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// refresh now |
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UpdateVisualContentL(EFalse); |
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395 |
} |
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396 |
} |
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397 |
|
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398 |
|
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399 |
// End of File |