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当我指向一个API的子类时,我遇到了一些麻烦。如何在C++中为子类创建指针?
这里是什么我试图做原来的PASCAL代码:
Adapter:=TJBluetoothAdapter.JavaClass.getDefaultAdapter;
remoteDevice:=Adapter.getRemoteDevice(stringtojstring(targetMACAddress));
sock:=remoteDevice.createRfcommSocketToServiceRecord(UID);
减少它的版本:
sock:=TJBluetoothAdapter.JavaClass.getDefaultAdapter.getRemoteDevice(stringtojstring(targetMACAddress)).createRfcommSocketToServiceRecord(UID);
这里我有什么,我已经尝试过的事情:
_di_JBluetoothSocket* sock = new _di_JBluetoothSocket;
sock = &TJBluetoothAdapter::JavaClass->getDefaultAdapter()->getRemoteDevice(StringToJString(targetMACAddress))->createRfcommSocketToServiceRecord(uid);
和:
TJBluetoothAdapter::JavaClass->getDefaultAdapter()->getRemoteDevice(StringToJString(targetMACAddress))->createRfcommSocketToServiceRecord(uid)* sock;
和:
TJBluetoothAdapter* sock;
sock = TJBluetoothAdapter::JavaClass->getDefaultAdapter()->getRemoteDevice(StringToJString(targetMACAddress))->createRfcommSocketToServiceRecord(uid);
compilling时,不过,我总是得到错误,我应该怎么办? 从现在起,感谢您的建议。
你什么错误?忽略这一点并不是很有帮助。 – tadman
这是哪一种语言?在C++语言中没有':='操作符。也许BNF? –
正如我在问题中所说的,第一个和第二个片段最初是Pascal – mauroaraujo