Android realizes WebView with progress bar

If you do not use the system-titlebar (that is, the activity is set @android:style/theme.notitlebar), you need to write the progress bar yourself, which encapsulates a custom control and a public activity that loads the Web page for ease of use.

One, screenshot

Two, custom controls

/** * WebView * @author Farmer @see * * * * * * * * * * * * * with progress bar * */@Suppr
    
    Esswarnings ("deprecation") public class Progresswebview extends WebView {private ProgressBar ProgressBar;
        Public Progresswebview (context, AttributeSet attrs) {Super (context, attrs); ProgressBar = new ProgressBar (context, NULL, Android.)
        R.attr.progressbarstylehorizontal);
        Progressbar.setlayoutparams (New Layoutparams (layoutparams.fill_parent, 3, 0, 0));
        AddView (ProgressBar);
        Setwebviewclient (New Webviewclient () {});
    Setwebchromeclient (New Webchromeclient ()); The public class Webchromeclient extends Android.webkit.WebChromeClient {@Override public void Onp Rogresschanged (webview view, int newprogress) {if (newprogress = =) {Progressbar.setvisib
            Ility (GONE); else {if (progressbar.getvisibility () = =GONE) progressbar.setvisibility (VISIBLE);
            Progressbar.setprogress (newprogress);
        } super.onprogresschanged (view, newprogress); } @Override protected void onscrollchanged (int l, int t, int oldl, int Oldt) {Layoutparam
        S LP = (Layoutparams) progressbar.getlayoutparams ();
        lp.x = l;
        LP.Y = t;
        PROGRESSBAR.SETLAYOUTPARAMS (LP);
    Super.onscrollchanged (L, T, OLDL, Oldt); }
}

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