147 lines
4.3 KiB
C++
147 lines
4.3 KiB
C++
#include "precomp.h"
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#include "imagescr.h"
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#include "waitcurs.h"
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#include "ssutil.h"
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#include "findthrd.h"
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#include "ssmprsrc.h"
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CImageScreenSaver::CImageScreenSaver( HINSTANCE hInstance,
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bool bToolbarVisible )
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:m_pPainter(NULL),
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m_hInstance(hInstance),
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m_bToolbarVisible(bToolbarVisible)
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{
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}
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CImageScreenSaver::~CImageScreenSaver(void)
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{
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if (m_pPainter)
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{
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delete m_pPainter;
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m_pPainter = NULL;
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}
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}
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void CImageScreenSaver::ShowToolbar(bool bFlag)
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{
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m_bToolbarVisible = bFlag;
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if(m_pPainter)
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{
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m_pPainter->SetToolbarVisible(bFlag);
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}
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}
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bool CImageScreenSaver::IsValid(void) const
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{
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return(true);
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}
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HANDLE CImageScreenSaver::Initialize( HWND hwndNotify,
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UINT nNotifyMessage,
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HANDLE hEventCancel )
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{
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HANDLE hResult = NULL;
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// Get the file extensions for the file types we are able to deal with
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CSimpleString strExtensions;
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m_GdiPlusHelper.ConstructDecoderExtensionSearchStrings(strExtensions);
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// Start the image finding thread
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TCHAR pBuffer[MAX_PATH] = {0};
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::GetCurrentDirectory(MAX_PATH,(LPTSTR)&pBuffer);
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hResult = CFindFilesThread::Find((LPTSTR) pBuffer,
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strExtensions,
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hwndNotify,
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nNotifyMessage,
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hEventCancel,
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MAX_FAILED_FILES,
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MAX_SUCCESSFUL_FILES,
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MAX_DIRECTORIES );
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// Return the thread handle
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return hResult;
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}
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void CImageScreenSaver::OnInput()
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{
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if(m_pPainter)
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{
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m_pPainter->OnInput();
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}
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}
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bool CImageScreenSaver::TimerTick( CSimpleDC &ClientDC )
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{
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if (m_pPainter && ClientDC.IsValid())
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{
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return m_pPainter->TimerTick( ClientDC );
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}
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return false;
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}
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void CImageScreenSaver::Paint( CSimpleDC &PaintDC )
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{
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if (m_pPainter && PaintDC.IsValid())
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{
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m_pPainter->SetToolbarVisible(m_bToolbarVisible);
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m_pPainter->Paint( PaintDC );
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}
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}
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bool CImageScreenSaver::ReplaceImage( bool bForward, bool bNoTransition )
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{
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CSimpleString strCurrentFile;
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if (m_pPainter)
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{
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delete m_pPainter;
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m_pPainter = NULL;
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}
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if (m_FindImageFiles.Count())
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{
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// exit the loop when we get a valid image or we've exhausted the list
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int nNumTries = 0;
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while (!m_pPainter && nNumTries < m_FindImageFiles.Count())
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{
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CSimpleString strNextFile;
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bool bNextFile = bForward ? m_FindImageFiles.NextFile(strNextFile) : m_FindImageFiles.PreviousFile(strNextFile);
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if (bNextFile)
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{
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CSimpleDC ClientDC;
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if (ClientDC.GetDC(NULL))
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{
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CBitmapImage *pBitmapImage = new CBitmapImage;
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if (pBitmapImage)
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{
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if (pBitmapImage->Load( ClientDC,
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strNextFile,
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m_rcClient,
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MAX_SCREEN_PERCENT,
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ALLOW_STRECTCHING,
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false ))
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{
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m_pPainter = new CSimpleTransitionPainter( pBitmapImage,
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ClientDC,
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m_rcClient,
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m_bToolbarVisible );
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//
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// If we couldn't create a painter, delete the bitmap
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//
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if (!m_pPainter)
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{
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delete pBitmapImage;
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}
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}
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else
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{
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delete pBitmapImage;
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}
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}
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}
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}
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nNumTries++;
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}
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}
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return(m_pPainter != NULL);
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}
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