webview解决兼容问题封装ProgressWebView

package com.yanni.etalk.views; import android.app.Dialog; import android.content.Context; import android.graphics.drawable.Drawable; import android.util.AttributeSet; import android.view.Display; import android.view.View; import android.view.Window; import android.view.WindowManager; import android.webkit.JsResult; import android.webkit.WebChromeClient; import android.webkit.WebSettings; import android.webkit.WebView; import android.widget.Button; import android.widget.ProgressBar; import android.widget.TextView; import com.yanni.etalk.R; import com.yanni.etalk.utilities.LogManage.JavaLog; /** * Created by Administrator on 2016/3/16. */ public class ProgressWebView extends WebView { private static final String TAG = ProgressWebView.class.getSimpleName(); private Context context; private ProgressBar progressBar; private OnLongClickListener onLongClickListener = new OnLongClickListener() { @Override public boolean onLongClick(View v) { return true; } }; private WebChromeClient webChromeClient = new WebChromeClient() { @Override public void onProgressChanged(WebView view, int newProgress) { if (newProgress == 100) { progressBar.setVisibility(GONE); } else { if (progressBar.getVisibility() == GONE) progressBar.setVisibility(VISIBLE); progressBar.setProgress(newProgress); } super.onProgressChanged(view, newProgress); } @Override public boolean onJsAlert(WebView view, String url, String message, JsResult result) { //Toast.makeText(getContext(), message, Toast.LENGTH_SHORT).show(); try { AlertDialog(context, view.getTitle(), message); } catch (Exception e) { JavaLog.e(TAG, e); } result.confirm(); return true; } @Override public boolean onJsConfirm(WebView view, String url, String message, JsResult result) { try { ConfirmDialog(context, view.getTitle(), message, result); } catch (Exception e) { JavaLog.e(TAG, e); } return true; } }; public ProgressWebView(Context context, AttributeSet attrs) { super(context, attrs); this.context = context; progressBar = new ProgressBar(context, null, android.R.attr.progressBarStyleHorizontal); progressBar.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, 8, 0, 0)); Drawable drawable = context.getResources().getDrawable(R.drawable.progress_bar_status); progressBar.setProgressDrawable(drawable); addView(progressBar); setWebChromeClient(webChromeClient); setVerticalScrollBarEnabled(false); setHorizontalScrollBarEnabled(false); /**屏蔽长按**/ //setOnLongClickListener(onLongClickListener); setWebSettings(getSettings()); } private void setWebSettings(WebSettings settings) { /**把所有内容放到WebView组件等宽的一列中**/ settings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.SINGLE_COLUMN); /**启用js**/ settings.setJavaScriptEnabled(true); /**允许js弹出窗口**/ settings.setJavaScriptCanOpenWindowsAutomatically(true); /**设置HTML5的缓存打开，默认关闭**/ settings.setAppCacheEnabled(true); /**设置缓存模式**/ /**LOAD_DEFAULT 默认模式，当缓存资源是可用的不过期，就使用，否次网络加载**/ /**LOAD_NORMAL 过时了，不用管**/ /**LOAD_CACHE_ELSE_NETWORK 当缓存资源是可用的就使用,即使它是过期的，否次网络加载**/ /**LOAD_NO_CACHE 不使用缓存**/ /**LOAD_CACHE_ONLY 不使用网络**/ settings.setCacheMode(WebSettings.LOAD_NO_CACHE); /**设置WebView自适应屏幕大小**/ settings.setUseWideViewPort(true); settings.setLoadWithOverviewMode(true); /**关闭Zoom按钮**/ settings.setSupportZoom(false); settings.setBuiltInZoomControls(false); settings.setDomStorageEnabled(true); settings.setAppCacheMaxSize(1024 * 1024 * 8); String appCachePath = context.getCacheDir().getAbsolutePath(); settings.setAppCachePath(appCachePath); settings.setAllowFileAccess(true); } /** * 网页上的提示消息 */ private void AlertDialog(Context context, String title, String message) throws Exception { final Dialog alertDialog = new Dialog(context, R.style.myDialogStyle); alertDialog.setContentView(R.layout.dialog_exit_media_room); alertDialog.setCanceledOnTouchOutside(false); // 将对话框的大小按屏幕大小的百分比设置 Window dialogWindow = alertDialog.getWindow(); Display d = ((WindowManager) context.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay(); WindowManager.LayoutParams p = dialogWindow.getAttributes(); // 获取对话框当前的参数值 p.height = (int) (d.getHeight() * 0.3); // 高度设置为屏幕的0.3 p.width = (int) (d.getWidth() * 0.9); // 宽度设置为屏幕的0.9 dialogWindow.setAttributes(p); TextView text = (TextView) alertDialog.findViewById(R.id.textView_dialog_text); text.setText(title + "\n\n" + message); Button yes = (Button) alertDialog.findViewById(R.id.button_dialog_yes); Button ok = (Button) alertDialog.findViewById(R.id.button_dialog_ok); Button no = (Button) alertDialog.findViewById(R.id.button_dialog_no); yes.setVisibility(View.INVISIBLE); ok.setVisibility(View.VISIBLE); ok.setText("确认"); no.setVisibility(View.INVISIBLE); ok.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { alertDialog.cancel(); } }); alertDialog.show(); } /** * 网页上的确认消息 */ private void ConfirmDialog(Context context, String title, String message, final JsResult result) throws Exception { final Dialog alertDialog = new Dialog(context, R.style.myDialogStyle); alertDialog.setContentView(R.layout.dialog_exit_media_room); alertDialog.setCanceledOnTouchOutside(false); // 将对话框的大小按屏幕大小的百分比设置 Window dialogWindow = alertDialog.getWindow(); Display d = ((WindowManager) context.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay(); WindowManager.LayoutParams p = dialogWindow.getAttributes(); // 获取对话框当前的参数值 p.height = (int) (d.getHeight() * 0.3); // 高度设置为屏幕的0.3 p.width = (int) (d.getWidth() * 0.9); // 宽度设置为屏幕的0.9 dialogWindow.setAttributes(p); TextView text = (TextView) alertDialog.findViewById(R.id.textView_dialog_text); text.setText(title + "\n\n" + message); Button yes = (Button) alertDialog.findViewById(R.id.button_dialog_yes); Button ok = (Button) alertDialog.findViewById(R.id.button_dialog_ok); Button no = (Button) alertDialog.findViewById(R.id.button_dialog_no); yes.setVisibility(View.VISIBLE); yes.setText("确认"); ok.setVisibility(View.GONE); no.setVisibility(View.VISIBLE); no.setText("取消"); yes.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { result.confirm(); alertDialog.cancel();