void
DjVuApp::ReadyToRun()
{
InstallMimeType("image/x-djvu");
if (CountWindows() == WINDOWS_TO_IGNORE)
fOpenPanel->Show();
else
StartPulse();
}
void DjVuApp::MessageReceived(BMessage *message)
{
switch(message->what)
{
case MSG_FILE_OPEN:
fOpenPanel->Show();
break;
case B_CANCEL:
// File open panel was closed,
// start checking count of open windows
StartPulse();
break;
default:
BApplication::MessageReceived(message);
break;
}
}
/*! \fn float Sonar::Run()
* \brief The main loop/function of the Sonar class.
* \return The distance measurement of from the sonar.
*/
float Sonar::Run()
{
StartPulse();
_gpio->SetEdge(RISING);
usleep(500);
if (_gpio->Poll(POLL_TIMEOUT, _risingTOI) > 0)
{
_gpio->SetEdge(FALLING);
if (_gpio->Poll(POLL_TIMEOUT, _fallingTOI) <= 0)
{
return -1.f;
}
}
else
{
return -1.f;
}
return DisplayMeasurement();
}
//------------------------------------------------------------------------------
void CNetscapeStatusBar::DrawProgressBar()
{
int idx = CommandToIndex( IDS_TRANSFER_STATUS );
if (idx < 0)
return;
RECT rcBarArea;
GetItemRect( idx, &rcBarArea );
CClientDC dc( this );
if( m_nDone == 0 )
{
StopPulse();
::InflateRect( &rcBarArea, -1, -1 );
dc.FillRect( &rcBarArea, CBrush::FromHandle( sysInfo.m_hbrBtnFace ) );
return;
}
if( m_nDone == -1 )
{
if( !m_uTimerId )
{
StartPulse();
}
return;
}
// Decide the correct size of the thermo.
InflateRect( &rcBarArea, -5, -2 );
CDC dcMem;
dcMem.CreateCompatibleDC( &dc );
// Create a bitmap big enough for progress bar area
CBitmap bmMem;
bmMem.CreateCompatibleBitmap( &dc, rcBarArea.right-rcBarArea.left, rcBarArea.bottom-rcBarArea.top );
CBitmap *pbmOld = dcMem.SelectObject( &bmMem );
// Select the font
CFont *pOldFont = NULL;
if( GetFont() )
{
pOldFont = dcMem.SelectObject( GetFont() );
}
char szPercent[8];
wsprintf( szPercent, "%u%%", m_nDone );
dcMem.SetBkMode( TRANSPARENT );
RECT rcBm = { 0, 0, rcBarArea.right-rcBarArea.left, rcBarArea.bottom-rcBarArea.top };
int iNumColors = dc.GetDeviceCaps( NUMCOLORS );
if( iNumColors == -1 || iNumColors > 256 )
{
// Render the image into the mem DC
dcMem.FillRect( &rcBm, CBrush::FromHandle( sysInfo.m_hbrBtnFace ) );
dcMem.SetTextColor( GetSysColor( COLOR_BTNTEXT ) );
dcMem.DrawText( szPercent, -1, &rcBm, DT_CENTER | DT_VCENTER | DT_SINGLELINE );
RECT rcBar = { 0, 0, CASTINT(rcBm.right * m_nDone / 100), CASTINT(rcBm.bottom) };
dcMem.InvertRect( &rcBar );
}
else
{
// There's reasonable probability that the inverse color of btnface and btnshadow could be the same
// when we are dealing with a palette of 256 colors or less. So instead of using the invertrect
// algorithm above, we'll just ensure the text is legible by painting a white background for it.
// Render the image into the mem DC
dcMem.FillRect( &rcBm, CBrush::FromHandle( (HBRUSH)GetStockObject( WHITE_BRUSH ) ) );
dcMem.SetTextColor( RGB(0,0,0) );
dcMem.DrawText( szPercent, -1, &rcBm, DT_CENTER | DT_VCENTER | DT_SINGLELINE );
RECT rcBar = { 0, 0, CASTINT(rcBm.right * m_nDone / 100), CASTINT(rcBm.bottom) };
dcMem.InvertRect( &rcBar );
}
dc.BitBlt( rcBarArea.left, rcBarArea.top, rcBarArea.right-rcBarArea.left, rcBarArea.bottom-rcBarArea.top, &dcMem, 0, 0, SRCCOPY );
// Tidy up
if( pOldFont )
{
dcMem.SelectObject( pOldFont );
}
dcMem.SelectObject( pbmOld );
}
