Java Code Examples for android.webkit.WebView#setDrawingCacheEnabled()

The following examples show how to use android.webkit.WebView#setDrawingCacheEnabled() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: WebViewInitializer.java From FastWaiMai with MIT License

5 votes

/**
 * 初始化传入的webView
 */
@SuppressLint("SetJavaScriptEnabled")
@RequiresApi(api = Build.VERSION_CODES.JELLY_BEAN)
public WebView initialWebView(WebView webView){
	webView.setHorizontalScrollBarEnabled(false);
	//不能纵向滚动
	webView.setVerticalScrollBarEnabled(false);
	//允许截图
	webView.setDrawingCacheEnabled(true);
	//屏蔽长按事件
	webView.setOnLongClickListener(new View.OnLongClickListener() {
		@Override
		public boolean onLongClick(View v) {
			return true;
		}
	});
	//初始化WebSettings
	final WebSettings settings = webView.getSettings();
	settings.setJavaScriptEnabled(true);
	final String ua = settings.getUserAgentString();
	settings.setUserAgentString(ua + "Latte");
	//隐藏缩放控件
	settings.setBuiltInZoomControls(false);
	settings.setDisplayZoomControls(false);
	//禁止缩放
	settings.setSupportZoom(false);
	//文件权限
	settings.setAllowFileAccess(true);
	settings.setAllowFileAccessFromFileURLs(true);
	settings.setAllowUniversalAccessFromFileURLs(true);
	settings.setAllowContentAccess(true);
	//缓存相关
	settings.setAppCacheEnabled(true);
	settings.setDomStorageEnabled(true);
	settings.setDatabaseEnabled(true);
	settings.setCacheMode(WebSettings.LOAD_DEFAULT);

	return webView;
}

Example 2

Source File: JSWebView.java From Overchan-Android with GNU General Public License v3.0

5 votes

@SuppressLint("SetJavaScriptEnabled")
public static void setImage(final WebView webView, final File file) {
    fixWebViewTip(webView.getContext());
    
    if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.GINGERBREAD_MR1) {
        webView.setDrawingCacheEnabled(true);
    }
    webView.setBackgroundColor(Color.TRANSPARENT);
    webView.setScrollBarStyle(WebView.SCROLLBARS_OUTSIDE_OVERLAY);
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ECLAIR) {
        CompatibilityImpl.setScrollbarFadingEnabled(webView, true);
    }
    
    WebSettings settings = webView.getSettings();
    settings.setJavaScriptEnabled(true);
    settings.setBuiltInZoomControls(true);
    settings.setSupportZoom(true);
    settings.setAllowFileAccess(true);
    settings.setUseWideViewPort(true);
    settings.setCacheMode(WebSettings.LOAD_NO_CACHE);
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.FROYO) {
        CompatibilityImpl.setBlockNetworkLoads(settings, true);
    }
    
    Runnable setup = new Runnable() {
        @Override
        public void run() {
            String html = String.format(TEMPLATE, Uri.fromFile(file).toString());
            webView.loadDataWithBaseURL(null, html, "text/html", "UTF-8", null);
        }
    };
    
    if (webView.getWidth() > 0) {
        setup.run();
    } else {
        webView.loadData("<html></html>", "text/html", "utf-8");
        AppearanceUtils.callWhenLoaded(webView, setup);
    }
}

Example 3

Source File: WebInitCompat.java From Android_Skin_2.0 with Apache License 2.0

5 votes

@Override
public void setDefaultAttr(WebView view) {
	// 去除滚动条白色背景，必须在代码里面添加才有效
	view.setScrollBarStyle(View.SCROLLBARS_INSIDE_OVERLAY);
	view.setScrollbarFadingEnabled(true);
	view.setDrawingCacheEnabled(true);
	view.setLongClickable(true);
	view.setBackgroundResource(android.R.color.transparent);
	view.setBackgroundColor(Color.TRANSPARENT);
	view.getBackground().setAlpha(0);
	view.setFocusable(true);
	view.setFocusableInTouchMode(true);
}

Example 4

Source File: WebViewCapture.java From ViewCapture with Apache License 2.0

4 votes

private void openCache(@NonNull WebView view) {
    view.setDrawingCacheEnabled(true);
    view.buildDrawingCache();
}

Example 5

Source File: WebViewCapture.java From ViewCapture with Apache License 2.0

4 votes

private void closeCache(@NonNull WebView view) {
    view.setDrawingCacheEnabled(false);
    view.destroyDrawingCache();
}

Example 6

Source File: LightningView.java From Xndroid with GNU General Public License v3.0

4 votes

public LightningView(@NonNull Activity activity, @Nullable String url, boolean isIncognito) {
    BrowserApp.getAppComponent().inject(this);
    mActivity = activity;
    mUIController = (UIController) activity;
    mWebView = new WebView(activity);
    if (Build.VERSION.SDK_INT > Build.VERSION_CODES.JELLY_BEAN) {
        mWebView.setId(View.generateViewId());
    }
    mIsIncognitoTab = isIncognito;
    mTitle = new LightningViewTitle(activity);

    sMaxFling = ViewConfiguration.get(activity).getScaledMaximumFlingVelocity();

    mWebView.setDrawingCacheBackgroundColor(Color.WHITE);
    mWebView.setFocusableInTouchMode(true);
    mWebView.setFocusable(true);
    mWebView.setDrawingCacheEnabled(false);
    mWebView.setWillNotCacheDrawing(true);
    if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.LOLLIPOP_MR1) {
        //noinspection deprecation
        mWebView.setAnimationCacheEnabled(false);
        //noinspection deprecation
        mWebView.setAlwaysDrawnWithCacheEnabled(false);
    }
    mWebView.setBackgroundColor(Color.WHITE);

    mWebView.setScrollbarFadingEnabled(true);
    mWebView.setSaveEnabled(true);
    mWebView.setNetworkAvailable(true);
    mWebView.setWebChromeClient(new LightningChromeClient(activity, this));
    mWebView.setWebViewClient(new LightningWebClient(activity, this));
    mWebView.setDownloadListener(new LightningDownloadListener(activity));
    mGestureDetector = new GestureDetector(activity, new CustomGestureListener());
    mWebView.setOnTouchListener(new TouchListener());
    sDefaultUserAgent = mWebView.getSettings().getUserAgentString();
    initializeSettings();
    initializePreferences(activity);

    if (url != null) {
        if (!url.trim().isEmpty()) {
            mWebView.loadUrl(url, mRequestHeaders);
        } else {
            // don't load anything, the user is looking for a blank tab
        }
    } else {
        loadHomepage();
    }
}

Example 7

Source File: LightningView.java From JumpGo with Mozilla Public License 2.0

4 votes

public LightningView(@NonNull Activity activity, @Nullable String url, boolean isIncognito) {
    BrowserApp.getAppComponent().inject(this);
    mActivity = activity;
    mUIController = (UIController) activity;
    mWebView = new WebView(activity);
    if (Build.VERSION.SDK_INT > Build.VERSION_CODES.JELLY_BEAN) {
        mWebView.setId(View.generateViewId());
    }
    mIsIncognitoTab = isIncognito;
    mTitle = new LightningViewTitle(activity);

    sMaxFling = ViewConfiguration.get(activity).getScaledMaximumFlingVelocity();

    mWebView.setDrawingCacheBackgroundColor(Color.WHITE);
    mWebView.setFocusableInTouchMode(true);
    mWebView.setFocusable(true);
    mWebView.setDrawingCacheEnabled(false);
    mWebView.setWillNotCacheDrawing(true);
    if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.LOLLIPOP_MR1) {
        //noinspection deprecation
        mWebView.setAnimationCacheEnabled(false);
        //noinspection deprecation
        mWebView.setAlwaysDrawnWithCacheEnabled(false);
    }
    mWebView.setBackgroundColor(Color.WHITE);

    mWebView.setScrollbarFadingEnabled(true);
    mWebView.setSaveEnabled(true);
    mWebView.setNetworkAvailable(true);
    mWebView.setWebChromeClient(new LightningChromeClient(activity, this));
    mLightningWebClient = new LightningWebClient(activity, this);
    mWebView.setWebViewClient(mLightningWebClient);
    mWebView.setDownloadListener(new LightningDownloadListener(activity));
    mGestureDetector = new GestureDetector(activity, new CustomGestureListener());
    mWebView.setOnTouchListener(new TouchListener());
    sDefaultUserAgent = mWebView.getSettings().getUserAgentString();
    initializeSettings();
    initializePreferences(activity);

    if (url != null) {
        if (!url.trim().isEmpty()) {
            mWebView.loadUrl(url, mRequestHeaders);
        } else {
            // don't load anything, the user is looking for a blank tab
        }
    } else {
        loadHomepage();
    }
}