Changeset 769 for trunk/examples/network/loopback/dialog.cpp

Timestamp:

Aug 2, 2010, 9:27:30 PM (15 years ago)

Author:

Dmitry A. Kuminov

Message:

trunk: Merged in qt 4.6.3 sources from branches/vendor/nokia/qt.

Location:

trunk

Files:

• . (modified) (1 prop)
• examples/network/loopback/dialog.cpp (modified) (3 diffs)

trunk/examples/network/loopback/dialog.cpp

@@ -45 +45 @@
 #include "dialog.h"
 
-#if !defined(Q_OS_WINCE)
+#if !defined(Q_OS_WINCE)
 static const int TotalBytes = 50 * 1024 * 1024;
 #else
 static const int TotalBytes = 5 * 1024 * 1024;
 #endif
-static const int PayloadSize = 65536;
+static const int PayloadSize = 6
 
 Dialog::Dialog(QWidget *parent)
@@ -131 +131 @@
 void Dialog::startTransfer()
 {
+
     bytesToWrite = TotalBytes - (int)tcpClient.write(QByteArray(PayloadSize, '@'));
     clientStatusLabel->setText(tr("Connected"));
@@ -156 +157 @@
 void Dialog::updateClientProgress(qint64 numBytes)
 {
+
     bytesWritten += (int)numBytes;
-    if (bytesToWrite > 0)
+
+    // only write more if not finished and when the Qt write buffer is below a certain size.
+    if (bytesToWrite > 0 && tcpClient.bytesToWrite() <= 4*PayloadSize)
         bytesToWrite -= (int)tcpClient.write(QByteArray(qMin(bytesToWrite, PayloadSize), '@'));