On Sep 9, 4:50 pm, Felix Schröter <fels...@googlemail.com> wrote:
> Hi everyone,
> I´m 15 years old (in a few weeks 16) and I´m very new to Android and Java
> and at the moment I just copy and past, but I want to learn the language
> Java complete but later.
> So my Problem:
> I didn´t deavticate the title bar in the manifest, because I have an
> ProgessBar to show how long it tooks to load the Page (webview).
> Know I want to deactivate the title bar after it loaded 100%. I found "
> requestWindowFeature(Window.FEATURE_NO_TITLE);" as an option, but when I use
> it the app crashes when 100% is loaded. So here my whole code:
>
> package de.iapptipps;
>
> import android.app.Activity;
> import android.os.Bundle;
> import android.view.KeyEvent;
> import android.view.Window;
> import android.webkit.WebChromeClient;
> import android.webkit.WebView;
> import android.webkit.WebViewClient;
> import android.widget.Toast;
>
> public class IAppTippsActivity extends Activity
> {
> private WebView webview;
> @Override
> public void onCreate(Bundle savedInstanceState)
> {
> getWindow().requestFeature(Window.FEATURE_PROGRESS);
> setContentView(R.layout.main);
>
> super.onCreate(savedInstanceState);
> webview = new WebView(this);
> setContentView(webview);
> webview.getSettings().setJavaScriptEnabled(true);
>
> final Activity activity = this;
> {
> webview.setWebChromeClient(new WebChromeClient()
> {
> public void onProgressChanged(WebView view, int progress)
> {
> activity.setTitle(" Lädt...");
> activity.setProgress(progress * 100);
> if(progress == 100)
> requestWindowFeature(Window.FEATURE_NO_TITLE);
> }
> });
> }
>
> webview.setWebViewClient(new WebViewClient()
> {
> public void onReceivedError(WebView view, int errorCode,
> String description, String failingUrl)
> {
> Toast.makeText(activity,description,
> Toast.LENGTH_SHORT).show();
> }
> });
> webview.loadUrl("http://iapptipps.de";);
> }
> @Override
> public boolean onKeyDown(int keyCode, KeyEvent event)
> {
> if ((keyCode == KeyEvent.KEYCODE_BACK) && webview.canGoBack())
> {
> webview.goBack();
> return true;
> }
> return super.onKeyDown(keyCode, event);
> }
>
> }
>
> And here my Manifest:
>
> <?xml version="1.0" encoding="utf-8"?>
> <manifest xmlns:android="http://schemas.android.com/apk/res/android";
> package="de.iapptipps"
> android:installLocation="auto" android:versionCode="4"
> android:versionName="1.0.3">
> <uses-sdk android:minSdkVersion="7" />
> <uses-permission android:name="android.permission.INTERNET" />
>
> <application android:label="@string/app_name"
> android:icon="@drawable/icon1">
> <activity android:name=".IAppTippsActivity"
> android:label="@string/app_name"
> android:theme="@android:style/Theme">
> <intent-filter>
> <action android:name="android.intent.action.MAIN" />
> <category android:name="android.intent.category.LAUNCHER" />
> </intent-filter>
> </activity>
> </application>
> </manifest>
>
> And the main.xml:
>
> <?xml version="1.0" encoding="utf-8"?>
>
> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android";
> android:orientation="vertical"
> android:layout_width="fill_parent"
> android:layout_height="fill_parent"
>
> <WebView android:id="@+id/webview"
> android:layout_width="fill_parent"
> android:layout_height="fill_parent"
> />
> </LinearLayout>
>
> Know I postet my whole app.
> I hope you can help me. I tested the app an 2.3.3, 2.1 and 3.2 on my virtual
> machines all crashing.
> Thank you!
Maybe this will help:
http://stackoverflow.com/questions/4250149/requestfeature-must-be-called-before-adding-content
pskink
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