| author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
| Wed, 13 Oct 2010 14:23:59 +0300 | |
| branch | RCL_3 |
| changeset 83 | 26b2b12093af |
| parent 66 | 2455ef1f5bbc |
| permissions | -rw-r--r-- |
| 66 | 1 |
/* |
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* Copyright (c) 2006 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: Implementation of the Ticker component |
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* |
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*/ |
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#include <eikenv.h> |
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#include <coecntrl.h> |
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#include <coeccntx.h> |
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#include <coecobs.h> |
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// needed API for iAvkonAppUi |
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#include <aknappui.h> |
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#include <AknsUtils.h> |
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#include <aknconsts.h> |
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//#include <aknlayoutdef.h> |
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//#include <aknlayout.lag> |
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// CAknLayoutFont API for font layouting |
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#include <AknLayoutFont.h> |
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#include <aknenv.h> |
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// CAknIndicatorContainer API for updating text capacity indicator |
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#include <AknIndicatorContainer.h> |
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// MAknEditingStateIndicator API for updating text capacity indicator |
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// and setting state to edit indicators |
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#include <aknEditStateIndicator.h> |
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#include <aknnavi.h> |
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// CAknNavigationDecorator* iNaviDecorator |
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#include <aknnavide.h> |
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#include <AknsDrawUtils.h> |
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#include <j2me/jdebug.h> |
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#include "CMIDTicker.h" |
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// needed for setting and removing displayables (iDisplayableRArray) |
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#include "CMIDDisplayable.h" |
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// CMIDUtils::MapJavaToETextChars in CMIDScrollingText::SetTextL |
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#include "CMIDUtils.h" |
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#include "CMIDUIManager.h" |
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/** |
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* To enable ticker tracing, uncomment the follwing two lines and link |
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* to estlib.lib: |
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* |
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*#include <stdio.h> |
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*#define TRACE_TICKER 1 |
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*/ |
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/** Time between each tick.*/ |
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const TInt KTickPeriod = 40000; |
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/** Scrolling width in pixels where increment increases*/ |
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const TInt KScrollingWidthLimit = 200; |
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/** Increment values for two different scrolling widths*/ |
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const TInt KOnePixel = 1; |
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const TInt KTwoPixels = 2; |
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_LIT(KLeftSquareBracket, "["); |
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_LIT(KRightSquareBracket, "]"); |
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_LIT(KTextCapacity, "(999) "); |
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_LIT(KLeftSmalllBracket, "(");
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_LIT(KRightSmallBracket, ")"); |
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#ifdef _DEBUG |
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#define DEBUG_ARG(x) x |
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#else |
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#define DEBUG_ARG(x) |
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#endif |
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// |
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// Private helper functions |
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// |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CleanupTicker(TAny* aTicker) |
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{
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static_cast< CMIDTicker* >(aTicker)->Dispose(); |
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} |
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// --------------------------------------------------------------------------- |
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// Return the navi pane container. The method trapped should not leave. |
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// --------------------------------------------------------------------------- |
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// |
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CAknNavigationControlContainer* NaviContainerL() |
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{
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CEikStatusPane *sp = iAvkonAppUi->StatusPane(); |
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CAknNavigationControlContainer* naviC = |
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static_cast<CAknNavigationControlContainer*>(sp->ControlL(TUid::Uid(EEikStatusPaneUidNavi))); |
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return naviC; |
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} |
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// --------------------------------------------------------------------------- |
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// Return a text layout defined in the platform LAF |
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// for text to be shown in the navi pane. According to the |
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// type of navi pane control the text layout may be different. |
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// We have chosen to use the same layout as the edit indicator |
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// text (the text showing how many chars are left in an editor). |
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// To use the layout used by navi pane labels use |
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// Navi_pane_texts_Line_1. This layout information determines the |
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// font and the text color. Text positioning is not taken from |
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// layout, the text is vertically centered and scrolled horizontally |
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// instead, h aligned to the left or right of the navi pane according |
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// to the directionality. |
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// --------------------------------------------------------------------------- |
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// |
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const TAknTextLineLayout Layout() |
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{
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return AknLayout::Small_status_pane_texts_Line_1(0); |
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} |
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// --------------------------------------------------------------------------- |
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// Return the text alignment according to locale alignment |
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// --------------------------------------------------------------------------- |
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// |
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CGraphicsContext::TTextAlign TextAlign() |
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{
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return AknLayoutUtils::LayoutMirrored() ? CGraphicsContext::ERight : CGraphicsContext::ELeft; |
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} |
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// |
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// class CMIDTickerController |
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// |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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CMIDNaviPaneController* CMIDNaviPaneController::NewL() |
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{
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CMIDNaviPaneController* self=new(ELeave) CMIDNaviPaneController(); |
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CleanupStack::PushL(self); |
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self->ConstructL(); |
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CleanupStack::Pop(self); |
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return self; |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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CMIDNaviPaneController::~CMIDNaviPaneController() |
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{
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delete iTickerTimer; |
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iTickerTimer = NULL; |
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delete iEditCapacityText; |
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iTickerObservers.Close(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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CMIDNaviPaneController::CMIDNaviPaneController() |
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{
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDNaviPaneController::ConstructL() |
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{
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDNaviPaneController::UpdateTextInputIndicatorL(TInt aCount) |
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{
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delete iEditCapacityText; |
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iEditCapacityText = NULL; |
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if (aCount >= 0 && aCount <= 999) |
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{
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const CFont* font = AknLayoutUtils::FontFromId(Layout().FontId()); |
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TBuf<10> text; |
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text.Append(KLeftSmalllBracket); |
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text.AppendNum(aCount); |
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text.Append(KRightSmallBracket); |
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// set text localized (non Latin numbers) |
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AknTextUtils::LanguageSpecificNumberConversion(text); |
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iEditCapacityText = TBidiText::NewL(text,1); |
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iEditCapacityText->WrapText(font->TextWidthInPixels(KTextCapacity), *font, NULL); |
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AddEditCapacityTextToNaviPaneL(); |
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} |
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else |
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{
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// to prevent panic if state indicator is NULL (it can happen when 3rd party FEP is active) |
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MAknEditingStateIndicator* indicator = CAknEnv::Static()->EditingStateIndicator(); |
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if (indicator) |
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{
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indicator->IndicatorContainer()->SetIndicatorState( |
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TUid::Uid(EAknNaviPaneEditorIndicatorMessageLength), |
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EAknIndicatorStateOff); |
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} |
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} |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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TBidiText* CMIDNaviPaneController::EditCapacityText() const |
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{
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return iEditCapacityText; |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDNaviPaneController::AddTickerObserverL( |
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MMIDTickerObserver* aObserver) |
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{
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ASSERT(aObserver); |
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if (iTickerObservers.Find(aObserver) == KErrNotFound) |
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{
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User::LeaveIfError(iTickerObservers.Append(aObserver)); |
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} |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDNaviPaneController::RemoveTickerObserver( |
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MMIDTickerObserver* aObserver) |
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{
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ASSERT(aObserver); |
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TInt index = iTickerObservers.Find(aObserver); |
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if (index != KErrNotFound) |
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{
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iTickerObservers.Remove(index); |
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} |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDNaviPaneController::SetTickerL(CMIDTicker* aTicker) |
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{
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if (!iTickerTimer && !aTicker) |
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{
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// CMIDTickerTimer instance is created only when |
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// a ticker object is set |
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return; |
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} |
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if (!iTickerTimer) |
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{
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iTickerTimer = CMIDTickerTimer::NewL(this); |
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} |
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iTickerTimer->SetTickerL(aTicker); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDNaviPaneController::ShowTickerL(TBool aShow) |
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{
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if (iTickerTimer) |
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{
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iTickerTimer->ShowTickerL(aShow); |
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} |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDNaviPaneController::PauseTickerL( |
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TInt aInterval, MMIDTickerObserver* aPausingObserver) |
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{
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if (aInterval > 0) |
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{
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// Set last observer to pause the ticker |
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iPausingObserver = aPausingObserver; |
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} |
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if (iTickerTimer) |
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{
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iTickerTimer->PauseTickerL(aInterval, aPausingObserver); |
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} |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDNaviPaneController::TickerChangedL(CMIDTicker* aTicker, TTickerEvent aEvent) |
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{
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if (iTickerTimer) |
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{
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iTickerTimer->TickerChangedL(aTicker, aEvent); |
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} |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDNaviPaneController::LayoutTickerL() |
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{
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if (iTickerTimer) |
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{
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iTickerTimer->LayoutTickerL(); |
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} |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDNaviPaneController::ResetTickerScrollingSpeedL() |
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{
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if (iTickerTimer) |
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{
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iTickerTimer->ResetScrollingSpeedL(); |
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} |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDNaviPaneController::NotifyTickerObservers(TBool aShowing) |
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{
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TInt numObservers = iTickerObservers.Count(); |
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for (TInt index = 0; index < numObservers; index++) |
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{
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iTickerObservers[ index ]->TickerShowing(aShowing); |
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} |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDNaviPaneController::AddEditCapacityTextToNaviPaneL() |
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{
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if (iEditCapacityText != NULL && |
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(!iTickerTimer || |
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!iTickerTimer->iEnabled || |
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!iTickerTimer->iTicker)) |
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{
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// to prevent panic if state indicator is NULL (it can happen when 3rd party FEP is active) |
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MAknEditingStateIndicator* indicator = CAknEnv::Static()->EditingStateIndicator(); |
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if (indicator) |
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{
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indicator->IndicatorContainer()->SetIndicatorState( |
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TUid::Uid(EAknNaviPaneEditorIndicatorMessageLength), EAknIndicatorStateOn); |
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indicator->IndicatorContainer()->SetIndicatorValueL( |
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TUid::Uid(EAknNaviPaneEditorIndicatorMessageLength), iEditCapacityText->Text()); |
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} |
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} |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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CMIDTickerTimer* CMIDTickerTimer::NewL(CMIDNaviPaneController* aController) |
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{
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CMIDTickerTimer* self=new(ELeave) CMIDTickerTimer(aController); |
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CleanupStack::PushL(self); |
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self->ConstructL(); |
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CleanupStack::Pop(self); |
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return self; |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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CMIDTickerTimer::~CMIDTickerTimer() |
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{
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DEBUG("CMIDTickerTimer::~CMIDTickerTimer - calling StopL");
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TRAPD(ignore,StopL()); |
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if (ignore != KErrNone) |
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{
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DEBUG_INT("CMIDTickerTimer::~CMIDTickerTimer - Exception from StopL. Error = %d", ignore);
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} |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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CMIDTickerTimer::CMIDTickerTimer(CMIDNaviPaneController* aCtrl) |
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: CTimer(CActive::EPriorityHigh) |
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, iCtrl(aCtrl) |
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, iTicker(NULL) |
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, iEnabled(EFalse) |
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, iIncrement(KOnePixel) |
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{
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDTickerTimer::ConstructL() |
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{
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CTimer::ConstructL(); |
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ResetScrollingSpeedL(); |
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CActiveScheduler::Add(this); |
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} |
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433 |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDTickerTimer::RunL() |
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{
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if (iIsPaused) |
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{
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iIsPaused = EFalse; |
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StartL(); |
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return; |
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} |
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if (iTicker) |
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{
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iTicker->TickL(iIncrement); |
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Kick(); |
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} |
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} |
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453 |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CMIDTickerTimer::TickerChangedL( |
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CMIDTicker* aTicker, CMIDNaviPaneController::TTickerEvent aEvent) |
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460 |
{
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ASSERT(aTicker == iTicker); |
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(void)aTicker; // Just to suppress warning in release build |
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463 |
switch (aEvent) |
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{
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case CMIDNaviPaneController::ENone: |
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case CMIDNaviPaneController::EModelChanged: |
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467 |
// ignore |
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468 |
break; |
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469 |
case CMIDNaviPaneController::ETextChanged: |
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470 |
break; |
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471 |
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472 |
case CMIDNaviPaneController::EPositionChanged: |
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473 |
iTicker->RenderL(); |
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474 |
break; |
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475 |
} |
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} |
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477 |
||
478 |
||
479 |
// --------------------------------------------------------------------------- |
|
480 |
// |
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481 |
// --------------------------------------------------------------------------- |
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482 |
// |
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483 |
void CMIDTickerTimer::ShowTickerL(TBool aShow) |
|
484 |
{
|
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485 |
if (aShow) |
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{
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StartL(); |
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} |
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489 |
else |
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{
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StopL(); |
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} |
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} |
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494 |
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495 |
// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
|
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// |
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void CMIDTickerTimer::SetTickerL(CMIDTicker* aTicker) |
|
500 |
{
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501 |
if (iTicker != aTicker) |
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{
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503 |
if (iTicker) |
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{
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iTicker->StopL(); |
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iTicker->SetController(NULL); |
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iTicker->RemoveRef(); |
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508 |
} |
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509 |
||
510 |
iTicker = aTicker; |
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511 |
||
512 |
if (iTicker) |
|
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{
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iTicker->AddRef(); |
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515 |
iTicker->SetController(iCtrl); |
|
516 |
} |
|
517 |
} |
|
518 |
else |
|
519 |
{
|
|
520 |
if (iTicker) |
|
521 |
{
|
|
522 |
iTicker->PauseL(); |
|
523 |
} |
|
524 |
} |
|
525 |
||
526 |
// If the ticker is paused for textfield and textbox and displayable is changed |
|
527 |
// cancel the pause timer and start the ticker |
|
528 |
if (iIsPaused) |
|
529 |
{
|
|
530 |
Cancel(); |
|
531 |
} |
|
532 |
||
533 |
CheckedStart(); |
|
534 |
} |
|
535 |
||
536 |
// --------------------------------------------------------------------------- |
|
537 |
// |
|
538 |
// --------------------------------------------------------------------------- |
|
539 |
// |
|
540 |
void CMIDTickerTimer::PauseTickerL(TInt aInterval, MMIDTickerObserver* aPausingObserver) |
|
541 |
{
|
|
542 |
if (aInterval <= 0) |
|
543 |
{
|
|
544 |
if (iCtrl->iPausingObserver == aPausingObserver) |
|
545 |
{ //only last requesting pausing observer can annulate request
|
|
546 |
iIsPaused = EFalse; |
|
547 |
StartL(); |
|
548 |
} |
|
549 |
} |
|
550 |
else |
|
551 |
{
|
|
552 |
PauseL(); |
|
553 |
After(aInterval); |
|
554 |
iIsPaused = ETrue; |
|
555 |
} |
|
556 |
} |
|
557 |
||
558 |
// --------------------------------------------------------------------------- |
|
559 |
// |
|
560 |
// --------------------------------------------------------------------------- |
|
561 |
// |
|
562 |
void CMIDTickerTimer::StartL() |
|
563 |
{
|
|
564 |
Cancel(); |
|
565 |
||
566 |
iEnabled = ETrue; |
|
567 |
iCtrl->NotifyTickerObservers(iEnabled && iTicker); |
|
568 |
||
569 |
if (iTicker) |
|
570 |
{
|
|
571 |
iTicker->StartL(); |
|
572 |
} |
|
573 |
||
574 |
iCtrl->iPausingObserver = NULL; |
|
575 |
iIsPaused = EFalse; |
|
576 |
||
577 |
CheckedStart(); |
|
578 |
} |
|
579 |
||
580 |
// --------------------------------------------------------------------------- |
|
581 |
// |
|
582 |
// --------------------------------------------------------------------------- |
|
583 |
// |
|
584 |
void CMIDTickerTimer::PauseL() |
|
585 |
{
|
|
586 |
Cancel(); |
|
587 |
||
588 |
iEnabled = EFalse; |
|
589 |
iCtrl->NotifyTickerObservers(iEnabled); |
|
590 |
||
591 |
if (iTicker) |
|
592 |
{
|
|
593 |
iTicker->PauseL(); |
|
594 |
} |
|
595 |
||
596 |
iCtrl->AddEditCapacityTextToNaviPaneL(); |
|
597 |
} |
|
598 |
||
599 |
// --------------------------------------------------------------------------- |
|
600 |
// |
|
601 |
// --------------------------------------------------------------------------- |
|
602 |
// |
|
603 |
void CMIDTickerTimer::StopL() |
|
604 |
{
|
|
605 |
iEnabled = EFalse; |
|
606 |
iCtrl->NotifyTickerObservers(iEnabled); |
|
607 |
||
608 |
if (iTicker) |
|
609 |
{
|
|
610 |
iTicker->StopL(); |
|
611 |
} |
|
612 |
||
613 |
iCtrl->AddEditCapacityTextToNaviPaneL(); |
|
614 |
||
615 |
Cancel(); |
|
616 |
} |
|
617 |
||
618 |
// --------------------------------------------------------------------------- |
|
619 |
// |
|
620 |
// --------------------------------------------------------------------------- |
|
621 |
// |
|
622 |
void CMIDTickerTimer::CheckedStart() |
|
623 |
{
|
|
624 |
if (!iEnabled) |
|
625 |
{
|
|
626 |
return; |
|
627 |
} |
|
628 |
if (NULL == iTicker) |
|
629 |
{
|
|
630 |
return; |
|
631 |
} |
|
632 |
||
633 |
if (!IsActive()) |
|
634 |
{
|
|
635 |
Kick(); |
|
636 |
} |
|
637 |
} |
|
638 |
||
639 |
// --------------------------------------------------------------------------- |
|
640 |
// |
|
641 |
// --------------------------------------------------------------------------- |
|
642 |
// |
|
643 |
void CMIDTickerTimer::Kick() |
|
644 |
{
|
|
645 |
ASSERT(iEnabled); |
|
646 |
ASSERT(iTicker); |
|
647 |
if (!IsActive()) |
|
648 |
{
|
|
649 |
After(KTickPeriod); |
|
650 |
} |
|
651 |
} |
|
652 |
||
653 |
// --------------------------------------------------------------------------- |
|
654 |
// |
|
655 |
// --------------------------------------------------------------------------- |
|
656 |
// |
|
657 |
void CMIDTickerTimer::LayoutTickerL() |
|
658 |
{
|
|
659 |
ResetScrollingSpeedL(); |
|
660 |
if (iTicker) |
|
661 |
{
|
|
662 |
iTicker->LayoutL(); |
|
663 |
} |
|
664 |
} |
|
665 |
||
666 |
// --------------------------------------------------------------------------- |
|
667 |
// |
|
668 |
// --------------------------------------------------------------------------- |
|
669 |
// |
|
670 |
void CMIDTickerTimer::ResetScrollingSpeedL() |
|
671 |
{
|
|
672 |
if (CMIDScrollingText::ScrollingWidthL() <= KScrollingWidthLimit) |
|
673 |
{
|
|
674 |
iIncrement = KOnePixel; |
|
675 |
} |
|
676 |
else |
|
677 |
{
|
|
678 |
iIncrement = KTwoPixels; |
|
679 |
} |
|
680 |
} |
|
681 |
||
682 |
// |
|
683 |
// class CMIDTicker |
|
684 |
// |
|
685 |
// --------------------------------------------------------------------------- |
|
686 |
// |
|
687 |
// --------------------------------------------------------------------------- |
|
688 |
// |
|
689 |
MMIDTicker* CMIDTicker::NewL(const TDesC& aText) |
|
690 |
{
|
|
691 |
CMIDTicker* ticker = new(ELeave) CMIDTicker; |
|
692 |
CleanupStack::PushL(TCleanupItem(CleanupTicker, ticker)); |
|
693 |
ticker->ConstructL(aText); |
|
694 |
CleanupStack::Pop(); |
|
695 |
return ticker; |
|
696 |
} |
|
697 |
||
698 |
// --------------------------------------------------------------------------- |
|
699 |
// |
|
700 |
// --------------------------------------------------------------------------- |
|
701 |
// |
|
702 |
CMIDTicker::CMIDTicker() : |
|
703 |
iRefCount(1) |
|
704 |
{
|
|
705 |
} |
|
706 |
||
707 |
// --------------------------------------------------------------------------- |
|
708 |
// |
|
709 |
// --------------------------------------------------------------------------- |
|
710 |
// |
|
711 |
CMIDTicker::~CMIDTicker() |
|
712 |
{
|
|
713 |
DEBUG("CMIDTicker::~CMIDTicker - calling StopL and RemoveDisplayableFromArrayL");
|
|
714 |
TRAPD(ignore, StopL(); RemoveDisplayableFromArrayL(NULL)); |
|
715 |
if (ignore != KErrNone) |
|
716 |
{
|
|
717 |
DEBUG_INT("CMIDTicker::~CMIDTicker - Exception from StopL or RemoveDisplayableFromArrayL. Error = %d", ignore);
|
|
718 |
} |
|
719 |
iDisplayableRArray.Reset(); |
|
720 |
iDisplayableRArray.Close(); |
|
721 |
||
722 |
delete iNaviDecorator; |
|
723 |
iNaviScrollingText = NULL; //deleted by navi decorator |
|
724 |
} |
|
725 |
||
726 |
// --------------------------------------------------------------------------- |
|
727 |
// |
|
728 |
// --------------------------------------------------------------------------- |
|
729 |
// |
|
730 |
void CMIDTicker::ConstructL(const TDesC& aText) |
|
731 |
{
|
|
732 |
CAknNavigationControlContainer* naviC = NaviContainerL(); |
|
733 |
||
734 |
iNaviScrollingText = CMIDScrollingText::NewL(this,aText); |
|
735 |
iNaviScrollingText->SetContainerWindowL(*naviC); |
|
736 |
iNaviScrollingText->SetExtent(TPoint(0,0), naviC->Size()); |
|
737 |
||
738 |
iNaviDecorator = CAknNavigationDecorator::NewL(naviC, iNaviScrollingText, CAknNavigationDecorator::ENotSpecified); |
|
739 |
iNaviDecorator->SetContainerWindowL(*naviC); |
|
740 |
iNaviDecorator->MakeScrollButtonVisible(EFalse); |
|
741 |
} |
|
742 |
||
743 |
// --------------------------------------------------------------------------- |
|
744 |
// |
|
745 |
// --------------------------------------------------------------------------- |
|
746 |
// |
|
747 |
void CMIDTicker::Dispose() |
|
748 |
{
|
|
749 |
if (iController) |
|
750 |
{
|
|
751 |
TRAPD(ignore, iController->SetTickerL(NULL)); |
|
752 |
if (ignore != KErrNone) |
|
753 |
{
|
|
754 |
DEBUG_INT("CMIDTicker::Dispose - Exception from CMIDNaviPaneController::SetTickerL(NULL). Error = %d", ignore);
|
|
755 |
} |
|
756 |
} |
|
757 |
delete this; |
|
758 |
} |
|
759 |
||
760 |
// --------------------------------------------------------------------------- |
|
761 |
// |
|
762 |
// --------------------------------------------------------------------------- |
|
763 |
// |
|
764 |
void CMIDTicker::SetTextL(const TDesC& aText) |
|
765 |
{
|
|
766 |
iNaviScrollingText->SetTextL(aText); |
|
767 |
} |
|
768 |
||
769 |
void CMIDTicker::AddRef() |
|
770 |
{
|
|
771 |
++iRefCount; |
|
772 |
} |
|
773 |
||
774 |
// --------------------------------------------------------------------------- |
|
775 |
// |
|
776 |
// --------------------------------------------------------------------------- |
|
777 |
// |
|
778 |
void CMIDTicker::RemoveRef() |
|
779 |
{
|
|
780 |
ASSERT(iRefCount); |
|
781 |
--iRefCount; |
|
782 |
if (0 == iRefCount) |
|
783 |
{
|
|
784 |
delete this; |
|
785 |
} |
|
786 |
} |
|
787 |
||
788 |
// --------------------------------------------------------------------------- |
|
789 |
// |
|
790 |
// --------------------------------------------------------------------------- |
|
791 |
// |
|
792 |
void CMIDTicker::SetDisplayableL(CMIDDisplayable* aDisplayable, TInt aAdd) |
|
793 |
{
|
|
794 |
ASSERT(aDisplayable); |
|
795 |
||
796 |
if (aAdd) |
|
797 |
{ //KAddDisplayable:
|
|
|
83
26b2b12093af
Revision: v2.2.17
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
66
diff
changeset
|
798 |
iDisplayableRArray.Append(aDisplayable); |
| 66 | 799 |
} |
800 |
else |
|
801 |
{
|
|
802 |
RemoveDisplayableFromArrayL(aDisplayable); |
|
803 |
} |
|
804 |
} |
|
805 |
||
806 |
// --------------------------------------------------------------------------- |
|
807 |
// if aDisplayable is not null then remove it |
|
808 |
// if aDisplayable is NULL mean remove all |
|
809 |
// --------------------------------------------------------------------------- |
|
810 |
// |
|
811 |
void CMIDTicker::RemoveDisplayableFromArrayL(CMIDDisplayable* aDisplayable) |
|
812 |
{
|
|
813 |
// if aDisplayable is not null then remove it. |
|
814 |
if (aDisplayable) |
|
815 |
{
|
|
816 |
TInt index = iDisplayableRArray.Find(aDisplayable); |
|
817 |
if (index != KErrNotFound) |
|
818 |
{
|
|
819 |
CMIDDisplayable* displayable = iDisplayableRArray[index]; |
|
820 |
iDisplayableRArray.Remove(index); |
|
821 |
displayable->SetTickerL(NULL); |
|
822 |
} |
|
823 |
} |
|
824 |
else |
|
825 |
{// if aDisplayable is null mean remove all
|
|
826 |
TInt count = iDisplayableRArray.Count(); |
|
827 |
for (TInt ii = 0; ii<count; ii++) |
|
828 |
{
|
|
829 |
// Always remove the Zeroth element as we are removing |
|
830 |
// the element array size is changing (reducing). |
|
831 |
CMIDDisplayable* displayable = iDisplayableRArray[0]; // index zero is required |
|
832 |
iDisplayableRArray.Remove(0);// index zero is required |
|
833 |
displayable->SetTickerL(NULL); |
|
834 |
} |
|
835 |
} |
|
836 |
} |
|
837 |
||
838 |
// --------------------------------------------------------------------------- |
|
839 |
// Start the ticker: we must disable any edit indicators (this is done by observers |
|
840 |
// but there is an observer, CDateFieldItem, which uses an editor (CEikMfne) which is not |
|
841 |
// FEP aware and hence cannot disable the edit indicators at the right time. So we have to |
|
842 |
// do it in here instead. The push the navi decorator on the navi pane. This will assure |
|
843 |
// our scrolling text will be drawn. */ |
|
844 |
// --------------------------------------------------------------------------- |
|
845 |
// |
|
846 |
void CMIDTicker::StartL() |
|
847 |
{
|
|
848 |
if (iNaviScrollingText->Size() == TSize(0,0)) |
|
849 |
{
|
|
850 |
iNaviScrollingText->SetExtent(TPoint(0,0), NaviContainerL()->Size()); |
|
851 |
iNaviScrollingText->UpdateTickerLayoutL(); |
|
852 |
} |
|
853 |
||
854 |
// to prevent panic if state indicator is NULL (it can happen when 3rd party FEP is active) |
|
855 |
MAknEditingStateIndicator* indicator = CAknEnv::Static()->EditingStateIndicator(); |
|
856 |
if (indicator) |
|
857 |
{
|
|
858 |
indicator->SetState(EStateNone); |
|
859 |
} |
|
860 |
NaviContainerL()->PushL(*iNaviDecorator); |
|
861 |
iNaviScrollingText->SetPaused(EFalse); |
|
862 |
} |
|
863 |
||
864 |
// --------------------------------------------------------------------------- |
|
865 |
// Pause the ticker, inform ScrollingText about pause mode, and remove our |
|
866 |
// navi decorator from the navi pane. */ |
|
867 |
// --------------------------------------------------------------------------- |
|
868 |
// |
|
869 |
void CMIDTicker::PauseL() |
|
870 |
{
|
|
871 |
iNaviScrollingText->SetPaused(ETrue); |
|
872 |
NaviContainerL()->Pop(iNaviDecorator); |
|
873 |
} |
|
874 |
||
875 |
||
876 |
// --------------------------------------------------------------------------- |
|
877 |
// Stop the ticker: just remove our navi decorator from the navi pane. */ |
|
878 |
// --------------------------------------------------------------------------- |
|
879 |
// |
|
880 |
void CMIDTicker::StopL() |
|
881 |
{
|
|
882 |
NaviContainerL()->Pop(iNaviDecorator); |
|
883 |
iNaviScrollingText->SetPaused(EFalse); |
|
884 |
} |
|
885 |
||
886 |
// --------------------------------------------------------------------------- |
|
887 |
// The text position is updated every tick, this achieves text scrolling. */ |
|
888 |
// --------------------------------------------------------------------------- |
|
889 |
// |
|
890 |
void CMIDTicker::TickL(TInt aIncrement) |
|
891 |
{
|
|
892 |
iNaviScrollingText->UpdateTextPositionL(aIncrement); |
|
893 |
} |
|
894 |
||
895 |
void CMIDTicker::SetController(CMIDNaviPaneController* aController) |
|
896 |
{
|
|
897 |
iController = aController; |
|
898 |
} |
|
899 |
||
900 |
CMIDNaviPaneController* CMIDTicker::Controller() const |
|
901 |
{
|
|
902 |
return iController; |
|
903 |
} |
|
904 |
||
905 |
void CMIDTicker::ReportEventL(CMIDNaviPaneController::TTickerEvent aEvent) |
|
906 |
{
|
|
907 |
if (iController) |
|
908 |
{
|
|
909 |
iController->TickerChangedL(this, aEvent); |
|
910 |
} |
|
911 |
} |
|
912 |
||
913 |
// --------------------------------------------------------------------------- |
|
914 |
// Relayout ScrollingText, cancel pause mode. |
|
915 |
// --------------------------------------------------------------------------- |
|
916 |
// |
|
917 |
void CMIDTicker::LayoutL() |
|
918 |
{
|
|
919 |
iNaviScrollingText->SetPaused(EFalse); |
|
920 |
iNaviScrollingText->UpdateTickerLayoutL(); |
|
921 |
} |
|
922 |
||
923 |
// --------------------------------------------------------------------------- |
|
924 |
// Redraw the status pane (out scrolling text is transparent so we need |
|
925 |
// the status pane to draw the navi pane background for us) |
|
926 |
// --------------------------------------------------------------------------- |
|
927 |
// |
|
928 |
void CMIDTicker::RenderL() |
|
929 |
{
|
|
930 |
iAvkonAppUi->StatusPane()->DrawNow(); |
|
931 |
} |
|
932 |
||
933 |
// |
|
934 |
// CMIDScrollingText |
|
935 |
// |
|
936 |
||
937 |
CMIDScrollingText* CMIDScrollingText::NewL(CMIDTicker* aParent, const TDesC& aText) |
|
938 |
{
|
|
939 |
CMIDScrollingText* self = new(ELeave) CMIDScrollingText(aParent); |
|
940 |
CleanupStack::PushL(self); |
|
941 |
self->ConstructL(aText); |
|
942 |
CleanupStack::Pop(self); |
|
943 |
return self; |
|
944 |
} |
|
945 |
||
946 |
CMIDScrollingText::~CMIDScrollingText() |
|
947 |
{
|
|
948 |
delete iPictographInterface; |
|
949 |
delete iText; |
|
950 |
} |
|
951 |
||
952 |
void CMIDScrollingText::UpdateTickerLayoutL() |
|
953 |
{
|
|
954 |
const CFont* font = AknLayoutUtils::FontFromId(Layout().FontId()); |
|
955 |
const CAknLayoutFont* layoutFont = CAknLayoutFont::AsCAknLayoutFontOrNull(font); |
|
956 |
||
957 |
if (layoutFont) |
|
958 |
{
|
|
959 |
iBaseLineOffset = (iSize.iHeight - layoutFont->TextPaneHeight())/2 + layoutFont->TextPaneTopToBaseline(); |
|
960 |
} |
|
961 |
else |
|
962 |
{
|
|
963 |
iBaseLineOffset = (iSize.iHeight - font->HeightInPixels())/2 + font->AscentInPixels(); |
|
964 |
} |
|
965 |
||
966 |
iTextWidth = font->TextWidthInPixels(iText->Text()); |
|
967 |
||
968 |
if (!iPaused) |
|
969 |
{
|
|
970 |
InitialiseScrollingTextPosition(); |
|
971 |
} |
|
972 |
} |
|
973 |
||
974 |
void CMIDScrollingText::SetPaused(TBool aPause) |
|
975 |
{
|
|
976 |
iPaused = aPause; |
|
977 |
} |
|
978 |
||
979 |
void CMIDScrollingText::SetTextL(const TDesC& aText) |
|
980 |
{
|
|
981 |
HBufC* buf = aText.AllocL(); |
|
982 |
CMIDUtils::MapJavaToETextChars(buf,EFalse); |
|
983 |
delete iText; |
|
984 |
iText = NULL; |
|
985 |
iText = TBidiText::NewL(buf->Des(),1); |
|
986 |
||
987 |
UpdateTickerLayoutL(); |
|
988 |
} |
|
989 |
||
990 |
// --------------------------------------------------------------------------- |
|
991 |
// Static method returning an estimate of the scrolling width - |
|
992 |
// this must be the same for all tickers |
|
993 |
// --------------------------------------------------------------------------- |
|
994 |
// |
|
995 |
TInt CMIDScrollingText::ScrollingWidthL() |
|
996 |
{
|
|
997 |
const CFont* font = AknLayoutUtils::FontFromId(Layout().FontId()); |
|
998 |
||
999 |
TInt w = NaviContainerL()->Size().iWidth; |
|
1000 |
w -= (font->TextWidthInPixels(KLeftSquareBracket) + font->TextWidthInPixels(KRightSquareBracket)); |
|
1001 |
||
1002 |
return w; |
|
1003 |
} |
|
1004 |
||
1005 |
CMIDScrollingText::CMIDScrollingText(CMIDTicker* aParent) : iParent(aParent) |
|
1006 |
{
|
|
1007 |
} |
|
1008 |
||
1009 |
void CMIDScrollingText::ConstructL(const TDesC& aText) |
|
1010 |
{
|
|
1011 |
SetTextL(aText); |
|
1012 |
||
1013 |
iPictographInterface = CAknPictographInterface::NewL(*this,*this); |
|
1014 |
} |
|
1015 |
||
1016 |
// --------------------------------------------------------------------------- |
|
1017 |
// Draw the text. Either "[ ... ]" or "(999) [ .. ]" where ... or .. is the |
|
1018 |
// scrolling text. Or if device is Right to Left: either "[ ... ]" or "[..] (999)" */ |
|
1019 |
// --------------------------------------------------------------------------- |
|
1020 |
// |
|
1021 |
void CMIDScrollingText::Draw(const TRect& aRect) const |
|
1022 |
{
|
|
1023 |
TAknTextLineLayout layout = Layout(); |
|
1024 |
||
1025 |
CMIDNaviPaneController* controller = iParent->Controller(); |
|
1026 |
const CFont* font = AknLayoutUtils::FontFromId(layout.FontId()); |
|
1027 |
CWindowGc& gc = SystemGc(); |
|
1028 |
||
1029 |
gc.SetPenColor(TextColor()); |
|
1030 |
gc.UseFont(font); |
|
1031 |
||
1032 |
||
1033 |
//draw edit capacity text, eg "(999)" if needed |
|
1034 |
if (controller && controller->EditCapacityText() != NULL) |
|
1035 |
{
|
|
1036 |
gc.DrawText(controller->EditCapacityText()->Text(), aRect, iBaseLineOffset, TextAlign(), 0); |
|
1037 |
} |
|
1038 |
||
1039 |
//draw "[" |
|
1040 |
gc.DrawText(KLeftSquareBracket, TPoint(LeftTextPosition(font) |
|
1041 |
- font->TextWidthInPixels(KLeftSquareBracket),iBaseLineOffset)); |
|
1042 |
||
1043 |
//draw "]" |
|
1044 |
gc.DrawText(KRightSquareBracket,TPoint(RightTextPosition(font),iBaseLineOffset)); |
|
1045 |
||
1046 |
||
1047 |
//clip area for scrolling text |
|
1048 |
gc.SetClippingRect(TRect(TPoint(LeftTextPosition(font), 0), TPoint(RightTextPosition(font), iSize.iHeight))); |
|
1049 |
||
1050 |
//draw scrolling text |
|
1051 |
iText->WrapText(iTextWidth, *font,0); |
|
1052 |
if (iPictographInterface) |
|
1053 |
{
|
|
1054 |
MAknPictographDrawer* aknPictographDrawer = iPictographInterface->Interface(); |
|
1055 |
aknPictographDrawer->DrawText(gc, *font, iText->DisplayText(), |
|
1056 |
TPoint(iTextPosition,iBaseLineOffset)); |
|
1057 |
} |
|
1058 |
else |
|
1059 |
{
|
|
1060 |
iText->DrawText(gc, TPoint(iTextPosition,iBaseLineOffset)); |
|
1061 |
} |
|
1062 |
||
1063 |
gc.CancelClippingRect(); |
|
1064 |
} |
|
1065 |
||
1066 |
void CMIDScrollingText::HandleResourceChange(TInt aType) |
|
1067 |
{
|
|
1068 |
CCoeControl::HandleResourceChange(aType); |
|
1069 |
if (aType==KEikDynamicLayoutVariantSwitch || aType == KEikColorResourceChange) |
|
1070 |
{
|
|
1071 |
if (aType == KEikDynamicLayoutVariantSwitch && iParent && iParent->Controller()) |
|
1072 |
{//change scrolling velocity if needed
|
|
1073 |
DEBUG("CMIDScrollingText::HandleResourceChange - calling iParent->Controller()->ResetScrollingSpeedL");
|
|
1074 |
||
1075 |
TRAPD(ignore, iParent->Controller()->ResetTickerScrollingSpeedL()); |
|
1076 |
if (ignore != KErrNone) |
|
1077 |
{
|
|
1078 |
DEBUG_INT("CMIDScrollingText::HandleResourceChange - Exception from iParent->Controller()->ResetScrollingSpeedL. Error = %d", ignore);
|
|
1079 |
} |
|
1080 |
} |
|
1081 |
||
1082 |
//reset position and layout |
|
1083 |
iPaused = false; |
|
1084 |
DEBUG("CMIDScrollingText::HandleResourceChange - calling UpdateTickerLayoutL");
|
|
1085 |
TRAPD(ignore,UpdateTickerLayoutL()); |
|
1086 |
if (ignore != KErrNone) |
|
1087 |
{
|
|
1088 |
DEBUG_INT("CMIDScrollingText::HandleResourceChange - Exception from UpdateTickerLayoutL. Error = %d", ignore);
|
|
1089 |
} |
|
1090 |
||
1091 |
//and finally draw |
|
1092 |
DrawNow(); |
|
1093 |
} |
|
1094 |
} |
|
1095 |
||
1096 |
void CMIDScrollingText::SizeChanged() |
|
1097 |
{
|
|
1098 |
// call parent implementation |
|
1099 |
CCoeControl::SizeChanged(); |
|
1100 |
||
1101 |
// update layout |
|
1102 |
TRAP_IGNORE(UpdateTickerLayoutL()); |
|
1103 |
} |
|
1104 |
||
1105 |
void CMIDScrollingText::DrawPictographArea() |
|
1106 |
{
|
|
1107 |
// Does nothing - Ticker is updating himself |
|
1108 |
} |
|
1109 |
||
1110 |
// --------------------------------------------------------------------------- |
|
1111 |
// Scroll the text of aScrollAmount, the direction depends on the text directionality. The min |
|
1112 |
// and max text position are given by LeftTextPosition() and RightTextPosition(). |
|
1113 |
// --------------------------------------------------------------------------- |
|
1114 |
// |
|
1115 |
void CMIDScrollingText::UpdateTextPositionL(TInt aScrollAmount) |
|
1116 |
{
|
|
1117 |
const CFont* font = AknLayoutUtils::FontFromId(Layout().FontId()); |
|
1118 |
||
1119 |
if (iPaused) |
|
1120 |
{
|
|
1121 |
return; |
|
1122 |
} |
|
1123 |
||
1124 |
if (iText->Directionality() == TBidiText::ELeftToRight) |
|
1125 |
{
|
|
1126 |
iTextPosition -= aScrollAmount; |
|
1127 |
if (iTextPosition < LeftTextPosition(font) - iTextWidth) |
|
1128 |
{
|
|
1129 |
iTextPosition = RightTextPosition(font); |
|
1130 |
} |
|
1131 |
} |
|
1132 |
else |
|
1133 |
{
|
|
1134 |
iTextPosition += aScrollAmount; |
|
1135 |
if (iTextPosition > RightTextPosition(font)) |
|
1136 |
{
|
|
1137 |
iTextPosition = LeftTextPosition(font) - iTextWidth; |
|
1138 |
} |
|
1139 |
} |
|
1140 |
||
1141 |
iParent->ReportEventL(CMIDNaviPaneController::EPositionChanged); |
|
1142 |
} |
|
1143 |
||
1144 |
||
1145 |
// --------------------------------------------------------------------------- |
|
1146 |
// The text color, this is taken from the layout + any skinning should be taken into account. |
|
1147 |
// --------------------------------------------------------------------------- |
|
1148 |
// |
|
1149 |
inline TRgb CMIDScrollingText::TextColor() const |
|
1150 |
{
|
|
1151 |
TRgb color = AKN_LAF_COLOR(Layout().iC); |
|
1152 |
||
1153 |
MAknsSkinInstance* skin = AknsUtils::SkinInstance(); |
|
1154 |
// Ignore error, color is not updated if it not found from the skin |
|
1155 |
AknsUtils::GetCachedColor(skin, color, KAknsIIDQsnTextColors, EAknsCIQsnTextColorsCG2); |
|
1156 |
||
1157 |
return color; |
|
1158 |
} |
|
1159 |
||
1160 |
// --------------------------------------------------------------------------- |
|
1161 |
// The space needed to draw "(999) " in pixels. |
|
1162 |
// --------------------------------------------------------------------------- |
|
1163 |
// |
|
1164 |
inline TInt CMIDScrollingText::EditCapacityWidth(const CFont* aFont) const |
|
1165 |
{
|
|
1166 |
CMIDNaviPaneController* controller = iParent->Controller(); |
|
1167 |
||
1168 |
if (controller && controller->EditCapacityText() != NULL) |
|
1169 |
{
|
|
1170 |
return aFont->TextWidthInPixels(KTextCapacity); |
|
1171 |
} |
|
1172 |
return 0; |
|
1173 |
} |
|
1174 |
||
1175 |
// --------------------------------------------------------------------------- |
|
1176 |
// The left position for scrolling text. According to the device directionality |
|
1177 |
// we must add or not the edit capacity width. |
|
1178 |
// --------------------------------------------------------------------------- |
|
1179 |
// |
|
1180 |
inline TInt CMIDScrollingText::LeftTextPosition(const CFont* aFont) const |
|
1181 |
{
|
|
1182 |
return aFont->TextWidthInPixels(KLeftSquareBracket) + |
|
1183 |
(TextAlign() == CGraphicsContext::ELeft ? EditCapacityWidth(aFont) : 0); |
|
1184 |
} |
|
1185 |
||
1186 |
// --------------------------------------------------------------------------- |
|
1187 |
// The right position for scrolling text. According to the device directionality |
|
1188 |
// must add or not the edit capacity width. |
|
1189 |
// --------------------------------------------------------------------------- |
|
1190 |
// |
|
1191 |
inline TInt CMIDScrollingText::RightTextPosition(const CFont* aFont) const |
|
1192 |
{
|
|
1193 |
return iSize.iWidth - aFont->TextWidthInPixels(KRightSquareBracket) - |
|
1194 |
(TextAlign() == CGraphicsContext::ELeft ? 0 : EditCapacityWidth(aFont)); |
|
1195 |
} |
|
1196 |
||
1197 |
// --------------------------------------------------------------------------- |
|
1198 |
// Sets the initial scrolling text position |
|
1199 |
// --------------------------------------------------------------------------- |
|
1200 |
// |
|
1201 |
void CMIDScrollingText::InitialiseScrollingTextPosition() |
|
1202 |
{
|
|
1203 |
const CFont* font = AknLayoutUtils::FontFromId(Layout().FontId()); |
|
1204 |
if (iText->Directionality() == TBidiText::ELeftToRight) |
|
1205 |
{
|
|
1206 |
iTextPosition = RightTextPosition(font); |
|
1207 |
} |
|
1208 |
else |
|
1209 |
{
|
|
1210 |
iTextPosition = LeftTextPosition(font) - iTextWidth; |
|
1211 |
} |
|
1212 |
} |
|
1213 |
||
1214 |
// End of File |
|
1215 |
||
1216 |
||
1217 |
||
1218 |
||
1219 |
||
1220 |
||
1221 |
||
1222 |
||
1223 |
||
1224 |
||
1225 |
||
1226 |
||
1227 |
||
1228 |
||
1229 |
||
1230 |
||
1231 |
||
1232 |
||
1233 |
||
1234 |
||
1235 |