#include <qapplication.h>
#include <qpainter.h>
#include <qpixmap.h>
+#include <qmessagebox.h>
-#define PROGRESS_EVENT QEvent::User + 10
+const int _PROGRESS_EVENT = QEvent::User + 10;
+const int _PROGRESS_WIDTH = 10;
/*!
- Class ProgressEvent [internal].
+ Class ProgressEvent [ internal ].
*/
class ProgressEvent: public QCustomEvent
{
public:
ProgressEvent( const QString& msg, const int progress = 0 )
- : QCustomEvent( PROGRESS_EVENT ),
+ : QCustomEvent( id() ),
myMessage( msg ),
myProgress( progress )
{}
- QString message() const { return myMessage; }
- int progress() const { return myProgress; }
+ QString message() const { return myMessage; }
+ int progress() const { return myProgress; }
+ static int id() { return _PROGRESS_EVENT; }
private:
QString myMessage;
Construct a splash screen that will display the \a pixmap.
*/
QtxSplash::QtxSplash( const QPixmap& pixmap )
- : QWidget( 0, 0, WStyle_Customize | WStyle_StaysOnTop )
+ : QWidget( 0, 0, WStyle_Customize | WStyle_StaysOnTop | WX11BypassWM | WStyle_NoBorder )
{
myAlignment = AlignBottom | AlignRight;
myColor = white;
myProgress = 0;
myTotal = 0;
myGradientType = Vertical;
-
+ myError = 0;
myStartColor = red;
setPixmap( pixmap );
}
}
+/*!
+ Sets error status and shows error message box to the user.
+*/
+void QtxSplash::error( const QString& error, const QString& title, const int code )
+{
+ printf("QtxSplash::error: %s\n",error.latin1());
+ if ( mySplash ) {
+ mySplash->setError( code );
+ QMessageBox::critical( mySplash,
+ title.isEmpty() ? tr( "Error" ) : title,
+ error,
+ tr( "&OK" ) );
+ }
+}
+
/*!
Sets the pixmap that will be used as the splash screen's image to
\a pixmap.
shadow = myShadowColor;
}
+/*!
+ Returns current status message.
+*/
+QString QtxSplash::message() const
+{
+ return myMessage;
+}
+
+/*!
+ Return error code. If no errors were occured returns 0.
+ Error code can be set by error( QString&, QString, int ).
+*/
+int QtxSplash::error() const
+{
+ return myError;
+}
+
/*!
Makes the splash screen wait until the widget \a mainWin is displayed
before calling close() on itself.
{
QRect r = rect();
if ( myTotal > 0 ) {
+ // draw progress bar outline rectangle
painter->setPen( palette().active().dark() );
- painter->drawLine( r.x()+5, r.height()-15, r.width()-5, r.height()-15 );
- painter->drawLine( r.x()+5, r.height()-15, r.x()+5, r.height()-5 );
+ painter->drawLine( r.x()+5,
+ r.height()-5-_PROGRESS_WIDTH,
+ r.width()-5,
+ r.height()-5-_PROGRESS_WIDTH );
+ painter->drawLine( r.x()+5,
+ r.height()-5-_PROGRESS_WIDTH,
+ r.x()+5,
+ r.height()-5 );
painter->setPen( palette().active().light() );
- painter->drawLine( r.x()+5, r.height()-5, r.width()-5, r.height()-5 );
- painter->drawLine( r.width()-5, r.height()-15, r.width()-5, r.height()-5 );
+ painter->drawLine( r.x()+5,
+ r.height()-5,
+ r.width()-5,
+ r.height()-5 );
+ painter->drawLine( r.width()-5,
+ r.height()-5-_PROGRESS_WIDTH,
+ r.width()-5,
+ r.height()-5 );
+ // draw progress bar
if ( myGradientType == Horizontal ) {
int tng = r.width() - r.x() - 11;
- int ng = (int) ( 1.0 * (r.width() - r.x() - 11) * ( myProgress > 0 ? myProgress : 0 ) / myTotal );
+ int ng = (int) ( 1.0 * tng * ( myProgress > 0 ? myProgress : 0 ) / myTotal );
int h1, h2, s1, s2, v1, v2;
myStartColor.hsv( &h1, &s1, &v1 );
- myEndColor.isValid() ? myEndColor.hsv( &h2, &s2, &v2 ) : myStartColor.hsv( &h2, &s2, &v2 );
+ myEndColor.isValid() ? myEndColor.hsv( &h2, &s2, &v2 ) :
+ myStartColor.hsv( &h2, &s2, &v2 );
for ( int i = 0; i < ng; i++ ) {
painter->setPen( QColor( h1 + ((h2-h1)*i)/(tng-1),
s1 + ((s2-s1)*i)/(tng-1),
v1 + ((v2-v1)*i)/(tng-1),
QColor::Hsv ) );
- painter->drawLine( r.x()+6+i, r.height()-14, r.x()+6+i, r.height()-6 );
+ painter->drawLine( r.x()+6+i,
+ r.height()-5-_PROGRESS_WIDTH+1,
+ r.x()+6+i,
+ r.height()-6 );
}
}
else {
int ng = (int) ( 1.0 * (r.width() - r.x() - 11) * ( myProgress > 0 ? myProgress : 0 ) / myTotal );
int h1, h2, s1, s2, v1, v2;
myStartColor.hsv( &h1, &s1, &v1 );
- myEndColor.isValid() ? myEndColor.hsv( &h2, &s2, &v2 ) : myStartColor.hsv( &h2, &s2, &v2 );
- for ( int i = 0; i < 9; i++ ) {
- painter->setPen( QColor( h1 + ((h2-h1)*i)/8,
- s1 + ((s2-s1)*i)/8,
- v1 + ((v2-v1)*i)/8,
+ myEndColor.isValid() ? myEndColor.hsv( &h2, &s2, &v2 ) :
+ myStartColor.hsv( &h2, &s2, &v2 );
+ for ( int i = 0; i < _PROGRESS_WIDTH-1; i++ ) {
+ painter->setPen( QColor( h1 + ((h2-h1)*i)/(_PROGRESS_WIDTH-2),
+ s1 + ((s2-s1)*i)/(_PROGRESS_WIDTH-2),
+ v1 + ((v2-v1)*i)/(_PROGRESS_WIDTH-2),
QColor::Hsv ) );
- painter->drawLine( r.x()+6, r.height()-14+i, r.x()+6+ng, r.height()-14+i );
+ painter->drawLine( r.x()+6,
+ r.height()-5-_PROGRESS_WIDTH+1+i,
+ r.x()+6+ng-1,
+ r.height()-5-_PROGRESS_WIDTH+1+i );
}
}
}
+ // draw status
if ( !myMessage.isEmpty() ) {
- int shift = myTotal > 0 ? 12 : 0;
- int bottom = 0;
QFontMetrics f( font() );
+ int spacing = f.lineSpacing();
+ int shift = myTotal > 0 ? _PROGRESS_WIDTH : _PROGRESS_WIDTH; // : 0
int i = myMessage.length() - 1;
while( i >= 0 && myMessage[ i-- ] == '\n' )
- bottom += f.lineSpacing();
- QRect r1( r.x() + 5, r.y() + 5, r.width() - 10, r.height() - 10 - shift - bottom );
+ shift += spacing;
+ QRect r1( r.x() + 5, r.y() + 5, r.width() - 10, r.height() - 10 - shift );
QRect r2 = r1;
if ( myAlignment & Qt::AlignLeft ) r2.setLeft ( r2.left() + 1 );
if ( myAlignment & Qt::AlignTop ) r2.setTop ( r2.top() + 1 );
*/
void QtxSplash::customEvent( QCustomEvent* ce )
{
- if ( ce->type() == PROGRESS_EVENT ) {
+ if ( ce->type() == ProgressEvent::id() ) {
ProgressEvent* pe = (ProgressEvent*)ce;
pe->message().isEmpty() ? clear() : message( pe->message() );
setProgress( pe->progress() );
}
/*!
- Draws the splash screen window.
+ Draws the splash screen window [ internal ].
*/
void QtxSplash::drawContents()
{
drawContents( &painter );
setErasePixmap( textPix );
}
+
+/*!
+ Sets error code [ internal ].
+*/
+void QtxSplash::setError( const int code )
+{
+ myError = code;
+}
