[英]how to show pdf in android emulator
我想在emulator.pdf中显示以下代码。
public class PdfActivity extends Activity
{
public void onCreate(Bundle savedInstanceState)
{
URL url;
Button btn;
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
System.setProperty("http.proxyHost","192.168.0.2");
System.setProperty("http.proxyPort","8080");
btn=(Button)findViewById(R.id.press);
try
{
//url=new URL("http://litofinter.es.milfoil.arvixe.com/PDF/Book6.pdf");
}catch(Exception e)
{
e.printStackTrace();
}
btn.setOnClickListener(new View.OnClickListener() {
public void onClick(View v)
{
Uri uri = Uri.parse("http://litofinter.es.milfoil.arvixe.com/PDF/Book6.pdf");
Intent intent = new Intent(Intent.ACTION_VIEW, uri);
startActivity(intent);
}
});
}
}
但这显示了我的错误,这就是我的logcat-
09-28 13:16:24.697: ERROR/WindowManager(283): Activity com.android.browser.BrowserActivity has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView@44f601d8 that was originally added here
09-28 13:16:24.697: ERROR/WindowManager(283): android.view.WindowLeaked: Activity com.android.browser.BrowserActivity has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView@44f601d8 that was originally added here
09-28 13:16:24.697: ERROR/WindowManager(283): at android.view.ViewRoot.<init>(ViewRoot.java:247)
09-28 13:16:24.697: ERROR/WindowManager(283): at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:148)
09-28 13:16:24.697: ERROR/WindowManager(283): at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:91)
09-28 13:16:24.697: ERROR/WindowManager(283): at android.view.Window$LocalWindowManager.addView(Window.java:424)
09-28 13:16:24.697: ERROR/WindowManager(283): at android.app.Dialog.show(Dialog.java:241)
09-28 13:16:24.697: ERROR/WindowManager(283): at android.app.AlertDialog$Builder.show(AlertDialog.java:802)
09-28 13:16:24.697: ERROR/WindowManager(283): at com.android.browser.BrowserActivity.onDownloadStartNoStream(BrowserActivity.java:2871)
09-28 13:16:24.697: ERROR/WindowManager(283): at com.android.browser.BrowserActivity.onDownloadStart(BrowserActivity.java:2808)
09-28 13:16:24.697: ERROR/WindowManager(283): at com.android.browser.Tab$4.onDownloadStart(Tab.java:1306)
09-28 13:16:24.697: ERROR/WindowManager(283): at android.webkit.CallbackProxy.handleMessage(CallbackProxy.java:387)
09-28 13:16:24.697: ERROR/WindowManager(283): at android.os.Handler.dispatchMessage(Handler.java:99)
09-28 13:16:24.697: ERROR/WindowManager(283): at android.os.Looper.loop(Looper.java:123)
09-28 13:16:24.697: ERROR/WindowManager(283): at android.app.ActivityThread.main(ActivityThread.java:4627)
09-28 13:16:24.697: ERROR/WindowManager(283): at java.lang.reflect.Method.invokeNative(Native Method)
09-28 13:16:24.697: ERROR/WindowManager(283): at java.lang.reflect.Method.invoke(Method.java:521)
09-28 13:16:24.697: ERROR/WindowManager(283): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
09-28 13:16:24.697: ERROR/WindowManager(283): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
09-28 13:16:24.697: ERROR/WindowManager(283): at dalvik.system.NativeStart.main(Native Method)
没有简单的方法可以做到这一点:
您想打开一个在该位置存在的pdf文件http://litofinter.es.milfoil.arvixe.com/PDF/Book6.pdf因此,基本上,您想显示一个html页面,因此请使用webview。
如果您想在android应用中打开pdf,请尝试使用Google docs-
String pdfurl = "http://www.example.com/yourfile.pdf";
String googleDocsUrl = "http://docs.google.com/viewer?url="+pdfurl;
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setDataAndType(Uri.parse(googleDocsUrl ), "text/html");
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