wxSize wxControl::DoGetBestSize() const
{
wxSize minsize = wxQtConvertSize( GetHandle()->minimumSizeHint() );
wxSize size = wxQtConvertSize( GetHandle()->sizeHint() );
// best effort to ensure a correct size (note that some qt controls implement just one or both size hints)
if (size.GetWidth() < minsize.GetWidth())
size.SetWidth(minsize.GetWidth());
if (size.GetHeight() < minsize.GetHeight())
size.SetHeight(minsize.GetHeight());
return size;
}
bool wxTopLevelWindowQt::Create( wxWindow *parent, wxWindowID winId,
const wxString &title, const wxPoint &pos, const wxSize &sizeOrig,
long style, const wxString &name )
{
wxSize size(sizeOrig);
if ( !size.IsFullySpecified() )
size.SetDefaults( GetDefaultSize() );
wxTopLevelWindows.Append( this );
if (!CreateBase( parent, winId, pos, size, style, wxDefaultValidator, name ))
{
wxFAIL_MSG( wxT("wxTopLevelWindowNative creation failed") );
return false;
}
SetTitle( title );
SetWindowStyleFlag( style );
if (pos != wxDefaultPosition)
m_qtWindow->move( pos.x, pos.y );
m_qtWindow->resize( wxQtConvertSize( size ) );
// Prevent automatic deletion of Qt main window on close
// (this should be the default, but left just fo enforce it)
GetHandle()->setAttribute(Qt::WA_DeleteOnClose, false);
// not calling to wxWindow::Create, so do the rest of initialization:
if (parent) parent->AddChild( this );
return true;
}
static wxImage ConvertImage( QImage qtImage )
{
bool hasAlpha = qtImage.hasAlphaChannel();
int numPixels = qtImage.height() * qtImage.width();
//Convert to ARGB32 for scanLine
qtImage = qtImage.convertToFormat(QImage::Format_ARGB32);
unsigned char *data = (unsigned char *)malloc(sizeof(char) * 3 * numPixels);
unsigned char *startData = data;
unsigned char *alpha = NULL;
if (hasAlpha)
alpha = (unsigned char *)malloc(sizeof(char) * numPixels);
unsigned char *startAlpha = alpha;
for (int y = 0; y < qtImage.height(); y++)
{
QRgb *line = (QRgb*)qtImage.scanLine(y);
for (int x = 0; x < qtImage.width(); x++)
{
QRgb colour = line[x];
data[0] = qRed(colour);
data[1] = qGreen(colour);
data[2] = qBlue(colour);
if (hasAlpha)
{
alpha[0] = qAlpha(colour);
alpha++;
}
data += 3;
}
}
if (hasAlpha)
return wxImage(wxQtConvertSize(qtImage.size()), startData, startAlpha);
else
return wxImage(wxQtConvertSize(qtImage.size()), startData);
}
/* static */
wxSize wxButtonBase::GetDefaultSize()
{
static wxSize size = wxDefaultSize;
if (size == wxDefaultSize)
{
// Default size of buttons should be same as size of stock
// buttons as used in most GTK+ apps. (currently this is aproximate)
QPushButton btn;
size = wxQtConvertSize(btn.sizeHint());
}
return size;
}
QImage wxQtConvertImage( const wxImage &image )
{
bool hasAlpha = image.HasAlpha();
bool hasMask = image.HasMask();
wxSize size ( image.GetWidth(), image.GetHeight() );
QImage qtImage( wxQtConvertSize( size ),
( (hasAlpha || hasMask ) ? QImage::Format_ARGB32 : QImage::Format_RGB32 ) );
unsigned char *data = image.GetData();
unsigned char *alpha = hasAlpha ? image.GetAlpha() : NULL;
QRgb colour;
QRgb maskedColour;
if ( hasMask )
{
unsigned char r, g, b;
image.GetOrFindMaskColour( &r, &g, &b );
maskedColour = ( r << 16 ) + ( g << 8 ) + b;
}
for (int y = 0; y < image.GetHeight(); y++)
{
for (int x = 0; x < image.GetWidth(); x++)
{
if (hasAlpha)
{
colour = alpha[0] << 24;
alpha++;
}
else
colour = 0;
colour += (data[0] << 16) + (data[1] << 8) + data[2];
if ( hasMask && colour != maskedColour )
colour += 0xFF000000; // 255 << 24
qtImage.setPixel(x, y, colour);
data += 3;
}
}
return qtImage;
}
