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Android ProgressDialog.Disclose中的IllegalArgumentException_Android - Fatal编程技术网

Android ProgressDialog.Disclose中的IllegalArgumentException

Android ProgressDialog.Disclose中的IllegalArgumentException,android,Android,我收到了这个事故报告: java.lang.IllegalArgumentException: View not attached to window manager at android.view.WindowManagerImpl.findViewLocked(WindowManagerImpl.java:395) at android.view.WindowManagerImpl.removeView(WindowManagerImpl.java:239) at android.view.

我收到了这个事故报告:

java.lang.IllegalArgumentException: View not attached to window manager
at android.view.WindowManagerImpl.findViewLocked(WindowManagerImpl.java:395)
at android.view.WindowManagerImpl.removeView(WindowManagerImpl.java:239)
at android.view.Window$LocalWindowManager.removeView(Window.java:441)
at android.app.Dialog.dismissDialog(Dialog.java:306)
at android.app.Dialog.access$000(Dialog.java:89)
at android.app.Dialog$1.run(Dialog.java:132)
at android.app.Dialog.dismiss(Dialog.java:296)
at ZhuangDictActivity$1.onPageFinished(ZhuangDictActivity.java:311)
at android.webkit.CallbackProxy.handleMessage(CallbackProxy.java:299)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:150)
at android.app.ActivityThread.main(ActivityThread.java:4385)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:507)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:849)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:607)
at dalvik.system.NativeStart.main(Native Method)
CharangDictActivity中的第311行是下面的searchProgressDialog.Disclose():

这是ProgressDialog.show:

public void onPageStarted(WebView view, String url,
                        Bitmap favicon) {
                    searchProgressDialog.setMessage("Loading");
                    searchProgressDialog.show();
                    super.onPageStarted(view, url, favicon);
                }

在WebView完成加载之前更改方向时发生崩溃。

这是因为您试图显示“进度”对话框,但此时您的活动似乎已被破坏……

您只是将其取消,而不是检查它是否正在显示。您必须首先检查它:

if (searchProgressDialog != null && searchProgressDialog.isShowing()) {
    searchProgressDialog.dismiss();
}

我认为您已经通过代码取消了该对话框,并且您正在再次这样做。因此,请检查对话框对象是否为空,然后再取消它。并将其赋值为null

请覆盖onDestroy方法

@Override
protected void onDestroy() {
    super.onDestroy();

    if((progressDialog != null) && progressDialog.isShowing() ){
        progressDialog.dismiss();
    }
}

您在哪里使用searchProgressDialog.show();你能粘贴编辑的代码吗,请检查。当方向更改时,活动重新启动,你必须在活动标记android:configChanges=“orientation”下的清单文件中进行更改。这不会重新启动活动。这个问题是个骗局,答案很幼稚,因此,为了帮助其他偶然发现这个问题的人,我找到的解决方案的最佳总结如下:我刚刚发现,在WebView完成加载之前更改方向时发生了崩溃。您的代码是否适用于这种情况?是的..它将运行..在这里我检查窗口是否显示,然后仅解除..当活动被销毁并调用Disclose(发生在异步操作上)时,仍然会出现此异常是的,我刚刚发现在WebView完成加载之前更改方向时发生了崩溃。有什么解决办法吗?
       if (mProgressDialog != null) {
        mProgressDialog.dismiss();
        mProgressDialog = null;
    }
@Override
protected void onDestroy() {
    super.onDestroy();

    if((progressDialog != null) && progressDialog.isShowing() ){
        progressDialog.dismiss();
    }
}