bencoolenaboutdlg.cpp

Symbian截图软件ScreenShot*水印版*的源码,2nd和3rd的也在这个包中

/*
 * BencoolenAboutDlg.cpp
 *
 * Copyright 2005 - 2007, Antony Pranata
 * http://www.antonypranata.com
 *
 * Project: Screenshot for Symbian OS.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

// INCLUDES
#include <eikrted.h>
#include <txtrich.h>
#include <txtfrmat.h>
#include <StringLoader.h>
#include <screenshot.rsg>
#include "BencoolenAboutDlg.h"
#include "ScreenShotData.h"
#include "Bencoolen.hrh"

// MEMBER FUNCTIONS

// --------------------------------------------------------------------------
// Default constructor.
// --------------------------------------------------------------------------
CBencoolenAboutDlg::CBencoolenAboutDlg()
:CAknDialog()
    {
    }

// --------------------------------------------------------------------------
// Destructor.
// --------------------------------------------------------------------------
CBencoolenAboutDlg::~CBencoolenAboutDlg()
    {
    delete iTextEditorAbout;
    }

// --------------------------------------------------------------------------
// Creates rich edit control in this dialog to display copyright message.
// --------------------------------------------------------------------------
void CBencoolenAboutDlg::PreLayoutDynInitL()
    {
    // Construct a new rich text editor.
    iTextEditorAbout = new(ELeave) CEikRichTextEditor();
    iTextEditorAbout->ConstructL(this, 0, 0,
        CEikEdwin::EReadOnly | CEikEdwin::ENoAutoSelection);
    iTextEditorAbout->SetContainerWindowL(*this);
    iTextEditorAbout->SetAknEditorFlags(EAknEditorFlagEnableScrollBars);

    // Insert all copyright text to the rich text.
    CRichText* richText = iTextEditorAbout->RichText();
    HBufC* message = StringLoader::LoadLC(R_BENCOOLEN_DIALOG_INFORMATION);
    richText->InsertL(0, '\f'); // EOL
    richText->InsertL(0, '\f'); // EOL
    richText->InsertL(0, *message);
    CleanupStack::PopAndDestroy(); // message
    message = 0;

    message = StringLoader::LoadLC(R_BENCOOLEN_DIALOG_URL);
    richText->InsertL(0, '\f'); // EOL
    richText->InsertL(0, *message);
    CleanupStack::PopAndDestroy(); // message
    message = 0;

    message = StringLoader::LoadLC(R_BENCOOLEN_DIALOG_COPYRIGHT);
    richText->InsertL(0, '\f'); // EOL
    richText->InsertL(0, *message);
    CleanupStack::PopAndDestroy(); // message
    message = 0;

    message = StringLoader::LoadLC(R_BENCOOLEN_DIALOG_VERSION);
    richText->InsertL(0, '\f'); // EOL
    richText->InsertL(0, *message);
    CleanupStack::PopAndDestroy(); // message
    message = 0;

    message = StringLoader::LoadLC(R_BENCOOLEN_DIALOG_PROGRAM_NAME);
    richText->InsertL(0, '\f'); // EOL
    richText->InsertL(0, *message);
    CleanupStack::PopAndDestroy(); // message
    message = 0;

    // Make it to the center
    CParaFormat paraFormat;
    TParaFormatMask paraFormatMask;
    iTextEditorAbout->SetSelectionL(0, richText->DocumentLength());
    paraFormatMask.SetAttrib(EAttAlignment); // set the mask
    paraFormat.iHorizontalAlignment = CParaFormat::ECenterAlign;
    iTextEditorAbout->ApplyParaFormatL(&paraFormat, paraFormatMask);

    // Create scroll bar.
    CEikScrollBarFrame* scrollBarFrame = iTextEditorAbout->CreateScrollBarFrameL();
    scrollBarFrame->SetScrollBarVisibilityL(
        CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto);
    iTextEditorAbout->SetCursorPosL(0, EFalse);
    iTextEditorAbout->UpdateScrollBarsL();
    }

// --------------------------------------------------------------------------
// Returns the number of control in this dialog.
// In this case we have only one, which is the rich edit control.
// --------------------------------------------------------------------------
TInt CBencoolenAboutDlg::CountComponentControls() const
    {
    return 1;
    }

// --------------------------------------------------------------------------
// Returns the pointer to the controls in this dialog.
// --------------------------------------------------------------------------
CCoeControl* CBencoolenAboutDlg::ComponentControl(TInt aIndex) const
    {
    switch ( aIndex )
        {
        case 0:
            return iTextEditorAbout;
        default:
            return NULL;
        }
    }

// --------------------------------------------------------------------------
// Called when the size of this dialog is changed.
// In this case, we just resize the rich edit control.
// --------------------------------------------------------------------------
void CBencoolenAboutDlg::SizeChanged()
    {
    iTextEditorAbout->SetExtent(TPoint(0, 0), Rect().Size());
    DrawNow();
    }

// --------------------------------------------------------------------------
// We have to handle key event here because by default we don't set the focus
// to the text editor. That's why we have to pass the key event to the
// text editor.
// --------------------------------------------------------------------------
TKeyResponse CBencoolenAboutDlg::OfferKeyEventL(const TKeyEvent& aKeyEvent,
                                                TEventCode aType)
    {
    if (iTextEditorAbout)
        {
        switch (aKeyEvent.iCode)
            {
            case EKeyDownArrow:
                {
                iTextEditorAbout->MoveCursorL(TCursorPosition::EFPageDown, EFalse);
                return EKeyWasConsumed;
                }
            case EKeyUpArrow:
                {
                iTextEditorAbout->MoveCursorL(TCursorPosition::EFPageUp, EFalse);
                return EKeyWasConsumed;
                }
            default:
                return iTextEditorAbout->OfferKeyEventL(aKeyEvent, aType);
            }
        }
    else
        {
        return EKeyWasNotConsumed;
        }
    }

// End of File