android
c++中
javar 类型签名
| 类型签名 | Java类型 |
|---|---|
| Z | boolean |
| B | byte |
| C | char |
| S | short |
| I | int |
| J | long |
| F | float |
| D | double |
| L full-qualified-class; | 完全限定的类,分号必须要有 |
| [ type | type[ ] |
| (arg-types) ret-type | (参数类型列表)返回值类型 |
int copyToClipboard(const std::string& paras) {
JniMethodInfo minfo;
if (JniHelper::getStaticMethodInfo(minfo,"org/cocos2dx/javascript/AppActivity","copyToClipboard","(Ljava/lang/String;)I"))
{
jstring jstr = minfo.env->NewStringUTF(paras.c_str());
int code = minfo.env->CallStaticIntMethod(minfo.classID,minfo.methodID,jstr);
return code;
}
#endif
return -1;
}
java中
public class AppActivity extends Cocos2dxActivity {
static AppActivity sgsActivity;
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
sgsActivity = this;
}
//参数要加final关键字，否则内部类不能访问
static public int copyToClipboard(final String text)
{
final Context context = sgsActivity;//参数要加final关键字，否则内部类不能访问
try
{
Log.d("cocos2dx","copyToClipboard " + text);
Runnable runnable = new Runnable() {
public void run() {
android.content.ClipboardManager clipboard = (android.content.ClipboardManager) context.getSystemService(Context.CLIPBOARD_SERVICE);
android.content.ClipData clip = android.content.ClipData.newPlainText("Copied Text",text);
clipboard.setPrimaryClip(clip);
}
};
//getSystemService运行所在线程必须执行过Looper.prepare()
//否则会出现Can't create handler inside thread that has not called Looper.prepare()
sgsActivity.runOnUiThread(runnable);
}catch(Exception e){
Log.d("cocos2dx","copyToClipboard error");
e.printStackTrace();
return -1;
}
return 0;
}
