添加一些基本类

main.cpp

@@ -0,0 +1,58 @@
+#include "mainwindow.h"
+
+#include <QApplication>
+#include <QString>
+#include <QDebug>
+#include <QTextCodec>
+#include "base/base.h"
+#include "base/mycfg.h"
+
+#define log(fmt, ...)                                    \
+  {                                                      \
+    QString str = QString::asprintf(fmt, ##__VA_ARGS__); \
+    printf("%s", str.toLocal8Bit().data());              \
+  }
+
+using namespace std;
+using namespace std::placeholders;
+
+typedef std::function<void(int, int)> Fun;
+
+class B
+{
+public:
+  void call(int a, Fun f)
+  {
+    f(a, 2);
+  }
+};
+
+class Test
+{
+public:
+  void callback(int a, int b)
+  {
+    //        qDebug()<<a<<"+"<<b<<"="<<a+b<<endl;
+    qDebug("%d+%d=%d,%s", a, b, a + b, QString("ssssss").toLocal8Bit().data());
+  }
+
+  void bind()
+  {
+    Fun fun = std::bind(&Test::callback, this, _1, _2);
+    B b;
+    b.call(1, fun);
+  }
+};
+
+int main(int argc, char *argv[])
+{
+  QApplication app(argc, argv);
+  MainWindow w;
+  w.show();
+  //    Test test;
+  //    test.bind();
+
+  qDebug("local ip=%s",syscfg()->local_ip);
+
+  return app.exec();
+}