bookstoreappview.cpp

在S60上建立一个书籍存储的数据库.包括建立数据表,索引,以及基本SQL操作.

/*
 * ============================================================================
 *  Name     : BookstoreAppView from BookstoreAppView.cpp
 *  Part of  : Bookstore
 *  Created  : 8.12.2003 by Forum Nokia
 *  Version  : 1.0
 *  Copyright: Nokia Corporation
 * ============================================================================
 */

#include <eikenv.h>
#include <gdi.h>

#include "BookstoreAppView.h"

// ---------------------------------------------------------------------------
// CBookstoreAppUi::NewL()
//
// Create instance of this view.
// ---------------------------------------------------------------------------
CBookstoreAppView* CBookstoreAppView::NewL(const TRect& aRect)
    {
    CBookstoreAppView* self = new (ELeave) CBookstoreAppView;
    CleanupStack::PushL(self);
    self->ConstructL(aRect);
    CleanupStack::Pop(self);
    return self;
    }

// ---------------------------------------------------------------------------
// CBookstoreAppUi::ConstructL()
//
// Perform the second phase construction.
// ---------------------------------------------------------------------------
void CBookstoreAppView::ConstructL(const TRect& aRect)
    {
    // Create a window for this application view
    CreateWindowL();

    // Set the windows size
    SetRect(aRect);

    ActivateL();
    }

// ---------------------------------------------------------------------------
// CBookstoreAppUi::CBookstoreAppView()
//
// Constructor
// ---------------------------------------------------------------------------
CBookstoreAppView::CBookstoreAppView()
    {
    // No implementation required
    }


// ---------------------------------------------------------------------------
// CBookstoreAppUi::~CBookstoreAppView()
//
// Desctructor
// ---------------------------------------------------------------------------
CBookstoreAppView::~CBookstoreAppView()
    {
    }

// ---------------------------------------------------------------------------
// CBookstoreAppUi::Draw()
//
// Draw the view. Show simple "Bookstore" text in the center of the view.
// This is called by the framework, when necessary.
// ---------------------------------------------------------------------------
void CBookstoreAppView::Draw(const TRect& /*aRect*/) const
    {
    _LIT(KText,"Bookstore");

    CWindowGc& gc = SystemGc(); // Window graphics context
    TRect drawRect = Rect();    // Area in which we shall draw
    const CFont* fontUsed = iEikonEnv->TitleFont();
    gc.Clear();                 // Start with a clear screen

    // Draw an outline rectangle slightly smaller than the drawing area.
    drawRect.Shrink(10,10);
    gc.DrawRect(drawRect);
    gc.UseFont(fontUsed);
               // Draw the text in the middle of the rectangle.
    TInt baselineOffset=(drawRect.Height() - fontUsed->HeightInPixels())/2;
    gc.DrawText(KText, drawRect, baselineOffset, CGraphicsContext::ECenter, 0);
               // Finished using the font
    gc.DiscardFont();
    }