mobilestorageview.cpp

symbian uiq 例子代码,功能包括文件断点续传、编辑通讯录、后台短信回复等

/*
 * Copyright (c) 2007，苏州丰达
 * All rights reserved.
 * 版权所有(C)2007-2008 苏州丰达 
 * 公司地址：中国,江苏省苏州市 
 * 网址:http://www.
 *
 * 文件名称：CM3UIQ2AppUi.cpp
 * 摘 要：
 *
 * 产品版本：彩视 1.0
 *
 * 作 者：xxxx
 * 创建日期：xxxxx
 * 负责人：xxxxx
 *
 * 修改者：司治国
 * 修改日期：2008.1.17
 *
 * 编译器或环境等描述：uiqsdk2.1
 * 适用于VC2003＋symbian 7.x的环境开发。
 *
 **/
#include <eiktxlbm.h>
#include <eikclbd.h>
#include <m3upload.mbg>
#include <M3UIQ2.rsg>

#include "MobileStorageView.h"
#include "M3UIQ2Appui.h"
#include "M3UIQ2App.h"
#include "M3UIQ2.hrh"

_LIT(KMultiBitmapFilename, "\\system\\apps\\m3uiq2\\m3upload.mbm");

CMobileStorageView::CMobileStorageView()
{
}

/**
 *	析构
 **/
CMobileStorageView::~CMobileStorageView()
{
	if (iListBox)
	{
		delete iListBox;
		iListBox = NULL;
	}
	if (iFs)
	{
		iFs->Close();
		delete iFs;
		iFs = NULL;
	}
	if (iDir)
	{
		delete iDir;
		iDir = NULL;
	}
}

/**
 *	二步构造
 *  @param aRect 显示区域
 **/
CMobileStorageView* CMobileStorageView::NewLC(const TRect &aRect)
{
	CMobileStorageView* self = new (ELeave)CMobileStorageView();
	CleanupStack::PushL(self);
	self->ConstructL(aRect);
	return self;
}

/**
 *	二步构造
 *  @param aRect 显示区域
 **/
CMobileStorageView* CMobileStorageView::NewL(const TRect &aRect)
{
	CMobileStorageView* self=CMobileStorageView::NewLC(aRect);
	CleanupStack::Pop(); // self;
	return self;
}

/**
 *	二步构造
 *  @param aRect 显示区域
 **/
void CMobileStorageView::ConstructL(const TRect &aRect)
{
	//声明文件地址类
	iDir = M3Directory::newL();
	// 构建视图的窗体
	CreateWindowL();
	SetRect(aRect);
	CreateListBoxL(iDir);
	//iListBox->View()->CalcBottomItemIndex();
// 	iListBox->HandleItemAdditionL();
// 	iListBox->SetCurrentItemIndexAndDraw(0);
	iListBox->SetFocus(ETrue);

	// Views should be made invisible until ViewActivated has been called
	MakeVisible(EFalse);
	SetComponentsToInheritVisibility();
	ActivateL();
}

/**
 *	返回视图id
 *  @Return 视图id
 **/
TVwsViewId CMobileStorageView::ViewId() const
{
	return TVwsViewId(KUidM3UIQ2, ViewUid());
}

/**
 *	返回视图uid
 *  @Return 视图uid
 **/
TUid CMobileStorageView::ViewUid() const
{
    return TUid::Uid(EMyStorageViewId);
}

/**
 *	处理列表事件
 *  @param aListBox
 *  @param aEventType
 **/
void CMobileStorageView::HandleListBoxEventL( CEikListBox *aListBox, TListBoxEvent aEventType )
{
	if ((MEikListBoxObserver::EEventEnterKeyPressed == aEventType) ||
		(MEikListBoxObserver::EEventItemClicked == aEventType))
	{
		HandleEnter();
	}
}

/**
 *	激活视图
 *  @param aTVwsViewId
 *  @param aCustomMessageId
 *  @param aCustomMessage
 **/
void CMobileStorageView::ViewActivatedL( const TVwsViewId &aPrevViewId, TUid aCustomMessageId, const TDesC8 &aCustomMessage )
{
	ActivateL();
	MEikAppUiFactory *factory = iEikonEnv->AppUiFactory();
	factory->MenuBar()->ChangeMenuBarL(0, R_M3UIQ2_MENUBAR2, ETrue);

	// Switch to the detailed view's toolbar
	CM3UIQ2AppUi *iAppUi = STATIC_CAST(CM3UIQ2AppUi *, iEikonEnv->EikAppUi());
    iAppUi->SetToolbarL(R_BAPP_MTORAGE_TOOLBAR);
	
	MakeVisible(ETrue);
}

/**
 *	隐藏视图
 **/
void CMobileStorageView::ViewDeactivated()
{
	MakeVisible(EFalse);
}

/**
 *	返回控件
 *  @param aIndex 索引
 *  @Return 返回控件
 **/
CCoeControl * CMobileStorageView::ComponentControl( TInt aIndex ) const
{
	switch (aIndex)
	{
	case 0:
		return iListBox;
	default:
		return NULL;
	}
}

/**
 *	返回控件个数
 *  @param 控件个数
 **/
TInt CMobileStorageView::CountComponentControls() const
{
	return 1;
}

void CMobileStorageView::Draw( const TRect& /* aRect */ ) const
{
}

/**
 *	创建列表框
 **/
void CMobileStorageView::CreateListBoxL(M3Directory *aDir)
{
	//声明控件
	iListBox = new (ELeave) CEikColumnListBox();        
	iListBox->ConstructL(this, CEikColumnListBox::ENoExtendedSelection | CEikColumnListBox::ENoFirstLetterMatching);    
	iListBox->SetContainerWindowL(*this);
	iListBox->SetListBoxObserver(this);
	iListBox->SetRect(Rect());
	iListBox->ItemDrawer()->ColumnData()->SetColumnWidthPixelL(0, 25);    
	iListBox->ItemDrawer()->ColumnData()->SetGraphicsColumnL(0, ETrue);
	
	
	CDesCArray *aTxtArray = static_cast<CDesCArray*>(iListBox->Model()->ItemTextArray());
	
	//初始化内容
	aDir->SetPath(_L("c:\\Documents\\Media files\\"));
	aDir->GetList(aTxtArray);
	//设置
// 	iListBox->HandleItemAdditionL();
// 	iListBox->SetCurrentItemIndexAndDraw(0);
	iListBox->CreateScrollBarFrameL(ETrue);
	iListBox->ScrollBarFrame()->SetScrollBarVisibilityL(CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto);
	iListBox->SetItemHeightL(2 * 10);
	iListBox->ActivateL();
	//初始化图标
	CArrayPtr<CGulIcon> *iconList = new (ELeave) CArrayPtrFlat<CGulIcon>(1);
	CleanupStack::PushL(iconList);
	iconList->AppendL(iEikonEnv->CreateIconL(KMultiBitmapFilename, EMbmM3upload7,EMbmM3upload7m));
	iconList->AppendL(iEikonEnv->CreateIconL(KMultiBitmapFilename, EMbmM3upload8, EMbmM3upload8m));
	iconList->AppendL(iEikonEnv->CreateIconL(KMultiBitmapFilename, EMbmM3upload9, EMbmM3upload9m));
	CleanupStack::Pop();	
	iListBox->ItemDrawer()->ColumnData()->SetIconArray(iconList);
}

/**
 *	输入事件
 *  @param aLine
 **/
void CMobileStorageView::HandleEnter(TInt aLine)
{	
	TInt item = aLine;
	if(aLine < 0)
	{
		item = iListBox->CurrentItemIndex();
	}
	TPtrC path = iDir->GetPath();
	if(iDir->EnterItem(item))
	{
		//		iView->SetTitle();
		CDesCArray* txtArray=static_cast<CDesCArray*>(iListBox->Model()->ItemTextArray());
		iDir->ClearSelection();
		iDir->GetList(txtArray);
		TInt pos = iDir->FindPath(path);
		RefreshList(pos,EFalse);
	}
}

/**
 *	刷新列表
 *  @param apos
 *  @param aGetList
 **/
void CMobileStorageView::RefreshList(TInt aPos,TBool aGetList)
{
	CDesCArray* txtArray=static_cast<CDesCArray*>(iListBox->Model()->ItemTextArray());
	if (aGetList)
	{	
		iDir->GetList(txtArray);
	}
	iListBox->HandleItemAdditionL();
	iListBox->SetCurrentItemIndexAndDraw(aPos);
}

TKeyResponse CMobileStorageView::OfferKeyEventL( const TKeyEvent &aKeyEvent, TEventCode aType )
{
	return iListBox->OfferKeyEventL(aKeyEvent, aType);
}

void CMobileStorageView::SizeChanged()
{
	if (iListBox)
	{
		iListBox->SetRect(Rect());
	}
}

/**
 * 得到列表框
 **/
CEikColumnListBox * CMobileStorageView::ListBox()
{
	return iListBox;
}

/**
 *	得到被选中的文件
 **/
TDesC* CMobileStorageView::FileName()
{
	TInt item = iListBox->CurrentItemIndex();	
	TPtrC path=iDir->GetPath();
	TPtrC fname=iDir->GetFile(item);    
	HBufC* fileName = HBufC::NewL(256);
	TPtr temp = fileName->Des();
	temp.Append(path);
	temp.Append(fname);
	return fileName;
}



/*
 *	得到M3Directory
 */
M3Directory* CMobileStorageView::GetM3Directory()
{
	return iDir;
}

/*
 *	是否是目录
 */
TBool CMobileStorageView::IsDir()
{
	TInt item = iListBox->CurrentItemIndex();	
	TBool res = iDir->IsDir(iDir->GetFile(item));
	return res;
}
//end file