admin
2022-08-09 399ac289f80b7a40aa4210341db6b447cacdcf14
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package com.tejia.lijin.app;
 
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.PixelFormat;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.webkit.WebChromeClient;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.FrameLayout;
import android.widget.ProgressBar;
import android.widget.TextView;
 
import com.ali.auth.third.ui.context.CallbackContext;
import com.umeng.analytics.MobclickAgent;
import com.tejia.lijin.app.ui.BaseActivity;
import com.tejia.lijin.app.R;
 
public class BrowserTestActivity extends BaseActivity implements OnClickListener {
 
    private TextView tv_top_bar_left;
    private TextView tv_top_bar_left2;
    private TextView tv_top_bar_middle;
    private WebView webview;
    private FrameLayout fl_webview;
    ProgressBar progressBar;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.browser_activity);
        String url = getIntent().getStringExtra("url");
 
        getWindow().setFormat(PixelFormat.TRANSLUCENT);
        tv_top_bar_left = findViewById(R.id.tv_top_bar_left);
        tv_top_bar_left2 = findViewById(R.id.tv_top_bar_left2);
        tv_top_bar_left2.setVisibility(View.VISIBLE);
        tv_top_bar_middle = findViewById(R.id.tv_top_bar_middle);
        fl_webview = findViewById(R.id.fl_webview);
//        tv_top_bar_left2.setText("关闭");
        tv_top_bar_left.setOnClickListener(this);
        tv_top_bar_left2.setOnClickListener(this);
 
        webview = new WebView(BrowserTestActivity.this);
        fl_webview.addView(webview, new FrameLayout.LayoutParams(
                FrameLayout.LayoutParams.MATCH_PARENT,
                FrameLayout.LayoutParams.MATCH_PARENT));
        WebSettings webSettings = webview.getSettings();
        webSettings.setJavaScriptEnabled(true);
        webSettings.setDomStorageEnabled(true);
 
        webview.setDrawingCacheEnabled(true);
        webview.setWebViewClient(new WebViewClient() {
 
            @Override
            public void onPageFinished(WebView webView, String s) {
                super.onPageFinished(webView, s);
            }
 
            @Override
            public void onPageStarted(WebView webView, String s, Bitmap bitmap) {
                super.onPageStarted(webView, s, bitmap);
            }
        });
        progressBar = findViewById(R.id.myProgressBar);
        progressBar.setMax(100);
        progressBar.setProgressDrawable(this.getResources()
                .getDrawable(R.drawable.color_progressbar));
//        tv_top_bar_middle.setText(getIntent().getStringExtra("title"));
        webview.setWebChromeClient(new WebChromeClient() {
 
            @Override
            public void onReceivedTitle(WebView view, String title) {
                tv_top_bar_middle.setText(title);
            }
 
            @Override
            public void onProgressChanged(WebView webView, int i) {
                if (i == 100) {
                    progressBar.setVisibility(View.GONE);
                } else {
                    if (View.INVISIBLE == progressBar.getVisibility()) {
                        progressBar.setVisibility(View.VISIBLE);
                    }
                    progressBar.setProgress(i);
                }
                super.onProgressChanged(webView, i);
            }
        });
        webview.loadUrl(url);
//        webview.loadUrl("https://taoquan.taobao.com/coupon/unify_apply.htm?sellerId=2985865655&activityId=e7d13b8b3dab4f219dbab77692dda2dd");
    }
 
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        CallbackContext.onActivityResult(requestCode, resultCode, data);
    }
 
    @Override
    public void onResume() {
        super.onResume();
    }
 
    @Override
    public void onPause() {
        super.onPause();
    }
 
    @Override
    protected void onDestroy() {
        webview.reload();
        super.onDestroy();
 
    }
 
    @Override
    protected void onStop() {
        super.onStop();
    }
 
    @Override
    public void onClick(View v) {
        switch (v.getId()) {
            case R.id.tv_top_bar_left: {
                if (!webview.canGoBack())
                    finish();
                else {
                    webview.goBack();
                }
            }
            break;
            case R.id.tv_top_bar_left2: {
                finish();
            }
            break;
            default:
                break;
        }
    }
 
    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event) {
        if ((keyCode == KeyEvent.KEYCODE_BACK) && webview.canGoBack()) {
            webview.goBack(); // goBack()表示返回WebView的上一页面
            return true;
        }
        return super.onKeyDown(keyCode, event);
    }
}