The example program on this page may be used, distributed and modified
without limitation.
C0664 510077 qtdoc-1.2-a4-2.ps
Cursors
This example shows how to set a mouse cursor for a widget.
//
// Qt Example Program: cursor
//
// Demonstrates use of cursors.
//
#include <qwindow.h>
#include <qlabel.h>
#include <qbitmap.h>
#include <qapp.h>
// cb_bits and cm_bits were generated by X bitmap program.
#define cb_width 32
#define cb_height 32
static unsigned char cb_bits[] = { // cursor bitmap
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf8, 0x0f, 0x00,
0x00, 0x06, 0x30, 0x00, 0x80, 0x01, 0xc0, 0x00, 0x40, 0x00, 0x00, 0x01,
0x20, 0x00, 0x00, 0x02, 0x10, 0x00, 0x00, 0x04, 0x08, 0x3e, 0x3e, 0x08,
0x08, 0x03, 0xe0, 0x08, 0xc4, 0x00, 0x00, 0x11, 0x04, 0x1e, 0x78, 0x10,
0x02, 0x0c, 0x30, 0x20, 0x02, 0x40, 0x00, 0x20, 0x02, 0x40, 0x00, 0x20,
0x02, 0x40, 0x00, 0x20, 0x02, 0x20, 0x04, 0x20, 0x02, 0x20, 0x04, 0x20,
0x02, 0x10, 0x08, 0x20, 0x02, 0x08, 0x08, 0x20, 0x02, 0xf0, 0x07, 0x20,
0x04, 0x00, 0x00, 0x10, 0x04, 0x00, 0x00, 0x10, 0x08, 0x00, 0xc0, 0x08,
0x08, 0x3c, 0x30, 0x08, 0x10, 0xe6, 0x19, 0x04, 0x20, 0x00, 0x0f, 0x02,
0x40, 0x00, 0x00, 0x01, 0x80, 0x01, 0xc0, 0x00, 0x00, 0x06, 0x30, 0x00,
0x00, 0xf8, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00};
#define cm_width 32
#define cm_height 32
static unsigned char cm_bits[] = { // cursor bitmap mask
0x00, 0x00, 0x00, 0x00, 0x00, 0xf8, 0x1f, 0x00, 0x00, 0xfe, 0x3f, 0x00,
0x80, 0x07, 0xf0, 0x00, 0xc0, 0x01, 0xc0, 0x01, 0x60, 0x00, 0x00, 0x03,
0x30, 0x00, 0x00, 0x06, 0x18, 0x00, 0x00, 0x0c, 0x0c, 0x3e, 0x3e, 0x18,
0x0e, 0x03, 0xe0, 0x18, 0xc6, 0x00, 0x00, 0x31, 0x07, 0x1e, 0x78, 0x30,
0x03, 0x0c, 0x30, 0x60, 0x03, 0x40, 0x00, 0x60, 0x03, 0x40, 0x00, 0x60,
0x03, 0x40, 0x00, 0x60, 0x03, 0x20, 0x04, 0x60, 0x03, 0x20, 0x04, 0x60,
0x03, 0x10, 0x08, 0x60, 0x03, 0x08, 0x08, 0x60, 0x03, 0xf0, 0x07, 0x60,
0x06, 0x00, 0x00, 0x30, 0x06, 0x00, 0x00, 0x30, 0x0c, 0x00, 0xc0, 0x18,
0x0c, 0x3c, 0x30, 0x18, 0x18, 0xe6, 0x19, 0x0c, 0x30, 0x00, 0x0f, 0x06,
0x60, 0x00, 0x00, 0x03, 0xc0, 0x01, 0xc0, 0x01, 0x80, 0x07, 0xf0, 0x00,
0x00, 0xfe, 0x3f, 0x00, 0x00, 0xf8, 0x0f, 0x00};
//
// The CursorView contains many labels with different cursors.
//
class CursorView : public QWindow // cursor view
{
public:
CursorView();
};
//
// Constructs a cursor view.
//
CursorView::CursorView() // construct view
{
static struct {
QCursor *cursor; // cursor
char *name; // cursor name
} list[] = {
{ (QCursor *)&arrowCursor, "arrowCursor" },
{ (QCursor *)&upArrowCursor, "upArrowCursor" },
{ (QCursor *)&crossCursor, "crossCursor" },
{ (QCursor *)&waitCursor, "waitCursor" },
{ (QCursor *)&ibeamCursor, "ibeamCursor" },
{ (QCursor *)&sizeVerCursor, "sizeVerCursor" },
{ (QCursor *)&sizeHorCursor, "sizeHorCursor" },
{ (QCursor *)&sizeBDiagCursor, "sizeBDiagCursor" },
{ (QCursor *)&sizeFDiagCursor, "sizeFDiagCursor" },
{ (QCursor *)&sizeAllCursor, "sizeAllCursor" },
{ 0, 0 } };
setCaption( "CursorView" ); // set window caption
QLabel *label;
int i=0;
for ( int y=0; y<2; y++ ) { // create 10 small labels
for ( int x=0; x<5; x++ ) {
label = new QLabel( this );
label->setCursor( *list[i].cursor );
label->setText( list[i].name );
label->setAlignment( AlignCenter );
label->setFrameStyle( QFrame::Box | QFrame::Raised );
label->setGeometry( 10+x*110, 10+y*50, 100, 40 );
i++;
}
}
QBitmap cb( cb_width, cb_height, cb_bits, TRUE );
QBitmap cm( cm_width, cm_height, cm_bits, TRUE );
QCursor custom( cb, cm ); // create bitmap cursor
label = new QLabel( this ); // create the big label
label->setCursor( custom );
label->setText( "Custom bitmap cursor" );
label->setAlignment( AlignCenter );
label->setFrameStyle( QFrame::Box | QFrame::Sunken );
label->setGeometry( 10, 110, 540, 40 );
resize( 20+5*110, 20+3*50 );
}
//
// Create and display a CursorView.
//
int main( int argc, char **argv )
{
QApplication a( argc, argv ); // application object
CursorView v; // cursor view
a.setMainWidget( &v );
v.show();
return a.exec();
}
Generated at 17:29, 1997/04/07 for Qt version 1.2 by the webmaster at Troll Tech