彻底改版2.0

third/qwtdemo/examples/oscilloscope/main.cpp

@@ -0,0 +1,36 @@
+#include <qapplication.h>
+#include "mainwindow.h"
+#include "samplingthread.h"
+
+int main( int argc, char **argv )
+{
+    QApplication app( argc, argv );
+    app.setPalette( Qt::darkGray );
+
+    MainWindow window;
+    window.resize( 800, 400 );
+
+    SamplingThread samplingThread;
+    samplingThread.setFrequency( window.frequency() );
+    samplingThread.setAmplitude( window.amplitude() );
+    samplingThread.setInterval( window.signalInterval() );
+
+    window.connect( &window, SIGNAL( frequencyChanged( double ) ),
+        &samplingThread, SLOT( setFrequency( double ) ) );
+    window.connect( &window, SIGNAL( amplitudeChanged( double ) ),
+        &samplingThread, SLOT( setAmplitude( double ) ) );
+    window.connect( &window, SIGNAL( signalIntervalChanged( double ) ),
+        &samplingThread, SLOT( setInterval( double ) ) );
+
+    window.show();
+
+    samplingThread.start();
+    window.start();
+
+    bool ok = app.exec();
+
+    samplingThread.stop();
+    samplingThread.wait( 1000 );
+
+    return ok;
+}