Add Qt3 development HEAD version

1 files changed, 93 insertions, 0 deletions

diff --git a/examples/demo/display.h b/examples/demo/display.h
new file mode 100644
index 0000000..761a327
--- /dev/null
+++ b/examples/demo/display.h
@@ -0,0 +1,93 @@
+/****************************************************************************
+**
+** Copyright (C) 1992-2008 Trolltech ASA.  All rights reserved.
+**
+** This file is part of an example program for Qt.  This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+#ifndef DISPLAY_H
+#define DISPLAY_H
+
+#ifndef QT_H
+#include <qwidget.h>
+#include <qframe.h>
+#endif // QT_H
+
+class QTimer;
+class QDial;
+class QLCDNumber;
+class QProgressBar;
+class QSpinBox;
+class Screen;
+class Curve;
+
+class DisplayWidget : public QWidget {
+    Q_OBJECT
+public:
+    DisplayWidget( QWidget *parent=0, const char *name=0 );
+
+    void run();
+    void stop();
+
+protected:
+    virtual void showEvent( QShowEvent * );
+    virtual void hideEvent( QHideEvent * );
+
+private slots:
+    void tick();
+
+private:
+    Screen *screen;
+    QDial *dial;
+    Curve *curve;
+    QSpinBox *spin;
+    QLCDNumber *lcd;
+    int lcdval;
+    QProgressBar *bar;
+    int tbar;
+    QTimer *timer;
+};
+
+class Screen : public QFrame {
+    Q_OBJECT
+public:
+    enum { FrameWidth = 3 };
+    Screen( QWidget *parent=0, const char *name=0 );
+    ~Screen();
+    
+    void animate();
+
+public slots:
+    void setStep( int s );
+
+protected:
+    virtual void drawContents( QPainter * );
+    virtual void resizeEvent( QResizeEvent * );
+
+private:
+    int *yval;
+    int pos0; // buffer pointer for x == 0
+    int t0;   // time parameter at x == 0
+    int step;
+};
+
+class Curve : public QFrame {
+    Q_OBJECT
+    enum { FrameWidth = 3 };
+public:
+    Curve( QWidget *parent=0, const char *name=0 );
+
+    void animate();
+public slots:
+    void setFactor( int );
+
+protected:
+    virtual void drawContents( QPainter * );
+
+private:
+    int shift, n;
+};
+
+#endif // PLOT_H