Java tutorial
/* * Copyright 2014 A.C.R. Development */ package com.dish.browser.activity; import android.animation.ArgbEvaluator; import android.animation.ValueAnimator; import android.animation.ValueAnimator.AnimatorUpdateListener; import android.annotation.SuppressLint; import android.app.Activity; import android.app.AlertDialog; import android.content.ClipData; import android.content.ClipboardManager; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.res.Configuration; import android.content.res.Resources.Theme; import android.database.Cursor; import android.database.sqlite.SQLiteException; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Canvas; import android.graphics.ColorMatrix; import android.graphics.ColorMatrixColorFilter; import android.graphics.Paint; import android.graphics.drawable.ColorDrawable; import android.graphics.drawable.Drawable; import android.media.MediaPlayer; import android.net.Uri; import android.os.AsyncTask; import android.os.Build; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.provider.Browser; import android.provider.MediaStore; import android.support.v4.view.GravityCompat; import android.support.v4.view.ViewCompat; import android.support.v4.widget.DrawerLayout; import android.support.v7.app.ActionBar; import android.support.v7.graphics.Palette; import android.support.v7.widget.Toolbar; import android.text.TextUtils; import android.util.Log; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuItem; import android.view.MotionEvent; import android.view.View; import android.view.View.OnClickListener; import android.view.View.OnFocusChangeListener; import android.view.View.OnKeyListener; import android.view.View.OnTouchListener; import android.view.ViewGroup; import android.view.ViewGroup.LayoutParams; import android.view.Window; import android.view.WindowManager; import android.view.animation.Animation; import android.view.animation.Animation.AnimationListener; import android.view.animation.AnimationUtils; import android.view.animation.DecelerateInterpolator; import android.view.animation.Transformation; import android.view.inputmethod.EditorInfo; import android.view.inputmethod.InputMethodManager; import android.webkit.CookieManager; import android.webkit.CookieSyncManager; import android.webkit.ValueCallback; import android.webkit.WebChromeClient.CustomViewCallback; import android.webkit.WebIconDatabase; import android.webkit.WebStorage; import android.webkit.WebView; import android.webkit.WebView.HitTestResult; import android.webkit.WebViewDatabase; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.ArrayAdapter; import android.widget.AutoCompleteTextView; import android.widget.EditText; import android.widget.FrameLayout; import android.widget.ImageButton; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.ListView; import android.widget.RelativeLayout; import android.widget.TextView; import android.widget.TextView.OnEditorActionListener; import android.widget.Toast; import android.widget.VideoView; import com.dish.browser.R; import com.dish.browser.constant.Constants; import com.dish.browser.controller.BrowserController; import com.dish.browser.database.HistoryDatabase; import com.dish.browser.database.HistoryItem; import com.dish.browser.object.ClickHandler; import com.dish.browser.object.DrawerArrowDrawable; import com.dish.browser.object.SearchAdapter; import com.dish.browser.preference.PreferenceManager; import com.dish.browser.utils.Utils; import com.dish.browser.view.AnimatedProgressBar; import com.dish.browser.view.LightningView; import net.i2p.android.ui.I2PAndroidHelper; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.UnsupportedEncodingException; import java.net.HttpURLConnection; import java.net.URI; import java.net.URISyntaxException; import java.net.URL; import java.net.URLEncoder; import java.util.ArrayList; import java.util.Comparator; import java.util.List; import java.util.Locale; import info.guardianproject.onionkit.ui.OrbotHelper; import info.guardianproject.onionkit.web.WebkitProxy; public class BrowserActivity extends ThemableActivity implements BrowserController, OnClickListener { // Layout private DrawerLayout mDrawerLayout; private FrameLayout mBrowserFrame; private FullscreenHolder mFullscreenContainer; private ListView mDrawerListLeft; private LinearLayout mDrawerLeft, mUiLayout, mToolbarLayout; private RelativeLayout mSearchBar; // List private final List<LightningView> mWebViews = new ArrayList<>(); private LightningView mCurrentView; private AnimatedProgressBar mProgressBar; private AutoCompleteTextView mSearch; private ImageView mArrowImage; private VideoView mVideoView; private View mCustomView, mVideoProgressView; // Adapter private LightningViewAdapter mTitleAdapter; private SearchAdapter mSearchAdapter; // Callback private ClickHandler mClickHandler; private CustomViewCallback mCustomViewCallback; private ValueCallback<Uri> mUploadMessage; private ValueCallback<Uri[]> mFilePathCallback; // Context private Activity mActivity; // Native private boolean mSystemBrowser = false, mIsNewIntent = false, mFullScreen, mColorMode, mDarkTheme; private int mOriginalOrientation, mBackgroundColor, mIdGenerator; private String mSearchText, mUntitledTitle, mHomepage, mCameraPhotoPath; // Storage private HistoryDatabase mHistoryDatabase; private PreferenceManager mPreferences; // Image private Bitmap mDefaultVideoPoster, mWebpageBitmap; private final ColorDrawable mBackground = new ColorDrawable(); private Drawable mDeleteIcon, mRefreshIcon, mCopyIcon, mIcon; private DrawerArrowDrawable mArrowDrawable; // Helper private I2PAndroidHelper mI2PHelper; private boolean mI2PHelperBound; private boolean mI2PProxyInitialized; // Constant private static final int API = android.os.Build.VERSION.SDK_INT; private static final LayoutParams MATCH_PARENT = new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); private static final FrameLayout.LayoutParams COVER_SCREEN_PARAMS = new FrameLayout.LayoutParams( LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); initialize(); } @SuppressLint("NewApi") @SuppressWarnings("deprecation") private synchronized void initialize() { setContentView(R.layout.activity_main); Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar); setSupportActionBar(toolbar); ActionBar actionBar = getSupportActionBar(); mPreferences = PreferenceManager.getInstance(); mDarkTheme = mPreferences.getUseDarkTheme() || isIncognito(); mActivity = this; mWebViews.clear(); mClickHandler = new ClickHandler(this); mBrowserFrame = (FrameLayout) findViewById(R.id.content_frame); mToolbarLayout = (LinearLayout) findViewById(R.id.toolbar_layout); // initialize background ColorDrawable mBackground.setColor(((ColorDrawable) mToolbarLayout.getBackground()).getColor()); mUiLayout = (LinearLayout) findViewById(R.id.ui_layout); mProgressBar = (AnimatedProgressBar) findViewById(R.id.progress_view); RelativeLayout newTab = (RelativeLayout) findViewById(R.id.new_tab_button); mDrawerLeft = (LinearLayout) findViewById(R.id.left_drawer); // Drawer stutters otherwise mDrawerLeft.setLayerType(View.LAYER_TYPE_HARDWARE, null); mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout); mDrawerListLeft = (ListView) findViewById(R.id.left_drawer_list); setNavigationDrawerWidth(); mWebpageBitmap = Utils.getWebpageBitmap(getResources(), mDarkTheme); mHomepage = mPreferences.getHomepage(); mTitleAdapter = new LightningViewAdapter(this, R.layout.tab_list_item, mWebViews); mDrawerListLeft.setAdapter(mTitleAdapter); mDrawerListLeft.setOnItemClickListener(new DrawerItemClickListener()); mDrawerListLeft.setOnItemLongClickListener(new DrawerItemLongClickListener()); mHistoryDatabase = HistoryDatabase.getInstance(getApplicationContext()); // set display options of the ActionBar actionBar.setDisplayShowTitleEnabled(false); actionBar.setDisplayShowHomeEnabled(false); actionBar.setDisplayShowCustomEnabled(true); actionBar.setCustomView(R.layout.toolbar_content); View v = actionBar.getCustomView(); LayoutParams lp = v.getLayoutParams(); lp.width = LayoutParams.MATCH_PARENT; v.setLayoutParams(lp); mArrowDrawable = new DrawerArrowDrawable(this); mArrowImage = (ImageView) actionBar.getCustomView().findViewById(R.id.arrow); // Use hardware acceleration for the animation mArrowImage.setLayerType(View.LAYER_TYPE_HARDWARE, null); mArrowImage.setImageDrawable(mArrowDrawable); LinearLayout arrowButton = (LinearLayout) actionBar.getCustomView().findViewById(R.id.arrow_button); arrowButton.setOnClickListener(this); mI2PHelper = new I2PAndroidHelper(this); RelativeLayout back = (RelativeLayout) findViewById(R.id.action_back); back.setOnClickListener(this); RelativeLayout forward = (RelativeLayout) findViewById(R.id.action_forward); forward.setOnClickListener(this); // create the search EditText in the ToolBar mSearch = (AutoCompleteTextView) actionBar.getCustomView().findViewById(R.id.search); mUntitledTitle = getString(R.string.untitled); mBackgroundColor = getResources().getColor(R.color.primary_color); if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) { mDeleteIcon = getResources().getDrawable(R.drawable.ic_action_delete); mRefreshIcon = getResources().getDrawable(R.drawable.ic_action_refresh); mCopyIcon = getResources().getDrawable(R.drawable.ic_action_copy); } else { Theme theme = getTheme(); mDeleteIcon = getResources().getDrawable(R.drawable.ic_action_delete, theme); mRefreshIcon = getResources().getDrawable(R.drawable.ic_action_refresh, theme); mCopyIcon = getResources().getDrawable(R.drawable.ic_action_copy, theme); } int iconBounds = Utils.convertDpToPixels(24); mDeleteIcon.setBounds(0, 0, iconBounds, iconBounds); mRefreshIcon.setBounds(0, 0, iconBounds, iconBounds); mCopyIcon.setBounds(0, 0, iconBounds, iconBounds); mIcon = mRefreshIcon; SearchClass search = new SearchClass(); mSearch.setCompoundDrawables(null, null, mRefreshIcon, null); mSearch.setOnKeyListener(search.new KeyListener()); mSearch.setOnFocusChangeListener(search.new FocusChangeListener()); mSearch.setOnEditorActionListener(search.new EditorActionListener()); mSearch.setOnTouchListener(search.new TouchListener()); mSystemBrowser = getSystemBrowser(); Thread initialize = new Thread(new Runnable() { @Override public void run() { initializeSearchSuggestions(mSearch); } }); initialize.run(); newTab.setOnClickListener(this); newTab.setOnLongClickListener(new View.OnLongClickListener() { @Override public boolean onLongClick(View v) { String url = mPreferences.getSavedUrl(); if (url != null) { newTab(url, true); Toast.makeText(mActivity, R.string.deleted_tab, Toast.LENGTH_SHORT).show(); } mPreferences.setSavedUrl(null); return true; } }); mDrawerLayout.setDrawerShadow(R.drawable.drawer_right_shadow, GravityCompat.END); mDrawerLayout.setDrawerShadow(R.drawable.drawer_left_shadow, GravityCompat.START); initializeTabs(); if (API <= Build.VERSION_CODES.JELLY_BEAN_MR2) { WebIconDatabase.getInstance().open(getDir("icons", MODE_PRIVATE).getPath()); } checkForProxy(); } private class SearchClass { public class KeyListener implements OnKeyListener { @Override public boolean onKey(View arg0, int arg1, KeyEvent arg2) { switch (arg1) { case KeyEvent.KEYCODE_ENTER: InputMethodManager imm = (InputMethodManager) getSystemService(INPUT_METHOD_SERVICE); imm.hideSoftInputFromWindow(mSearch.getWindowToken(), 0); searchTheWeb(mSearch.getText().toString()); if (mCurrentView != null) { mCurrentView.requestFocus(); } return true; default: break; } return false; } } public class EditorActionListener implements OnEditorActionListener { @Override public boolean onEditorAction(TextView arg0, int actionId, KeyEvent arg2) { // hide the keyboard and search the web when the enter key // button is pressed if (actionId == EditorInfo.IME_ACTION_GO || actionId == EditorInfo.IME_ACTION_DONE || actionId == EditorInfo.IME_ACTION_NEXT || actionId == EditorInfo.IME_ACTION_SEND || actionId == EditorInfo.IME_ACTION_SEARCH || (arg2.getAction() == KeyEvent.KEYCODE_ENTER)) { InputMethodManager imm = (InputMethodManager) getSystemService(INPUT_METHOD_SERVICE); imm.hideSoftInputFromWindow(mSearch.getWindowToken(), 0); searchTheWeb(mSearch.getText().toString()); if (mCurrentView != null) { mCurrentView.requestFocus(); } return true; } return false; } } public class FocusChangeListener implements OnFocusChangeListener { @Override public void onFocusChange(View v, final boolean hasFocus) { if (!hasFocus && mCurrentView != null) { if (mCurrentView.getProgress() < 100) { setIsLoading(); } else { setIsFinishedLoading(); } updateUrl(mCurrentView.getUrl(), true); } else if (hasFocus) { String url = mCurrentView.getUrl(); if (url == null || url.startsWith(Constants.FILE)) { mSearch.setText(""); } else { mSearch.setText(url); } ((AutoCompleteTextView) v).selectAll(); // Hack to make sure // the text gets // selected mIcon = mCopyIcon; mSearch.setCompoundDrawables(null, null, mCopyIcon, null); } final Animation anim = new Animation() { @Override protected void applyTransformation(float interpolatedTime, Transformation t) { if (!hasFocus) { mArrowDrawable.setProgress(1.0f - interpolatedTime); } else { mArrowDrawable.setProgress(interpolatedTime); } } @Override public boolean willChangeBounds() { return true; } }; anim.setDuration(300); anim.setInterpolator(new DecelerateInterpolator()); anim.setAnimationListener(new AnimationListener() { @Override public void onAnimationStart(Animation animation) { } @Override public void onAnimationEnd(Animation animation) { if (!hasFocus) { mArrowDrawable.setProgress(0.0f); } else { mArrowDrawable.setProgress(1.0f); } } @Override public void onAnimationRepeat(Animation animation) { } }); new Handler().postDelayed(new Runnable() { @Override public void run() { mArrowImage.startAnimation(anim); } }, 100); if (!hasFocus) { InputMethodManager imm = (InputMethodManager) getSystemService(INPUT_METHOD_SERVICE); imm.hideSoftInputFromWindow(mSearch.getWindowToken(), 0); } } } public class TouchListener implements OnTouchListener { @SuppressLint("ClickableViewAccessibility") @Override public boolean onTouch(View v, MotionEvent event) { if (mSearch.getCompoundDrawables()[2] != null) { boolean tappedX = event .getX() > (mSearch.getWidth() - mSearch.getPaddingRight() - mIcon.getIntrinsicWidth()); if (tappedX) { if (event.getAction() == MotionEvent.ACTION_UP) { if (mSearch.hasFocus()) { ClipboardManager clipboard = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE); ClipData clip = ClipData.newPlainText("label", mSearch.getText().toString()); clipboard.setPrimaryClip(clip); Utils.showToast(mActivity, mActivity.getResources().getString(R.string.message_text_copied)); } else { refreshOrStop(); } } return true; } } return false; } } } /* * If Orbot/Tor or I2P is installed, prompt the user if they want to enable * proxying for this session */ private void checkForProxy() { boolean useProxy = mPreferences.getUseProxy(); OrbotHelper oh = new OrbotHelper(this); final boolean orbotInstalled = oh.isOrbotInstalled(); boolean orbotChecked = mPreferences.getCheckedForTor(); boolean orbot = orbotInstalled && !orbotChecked; boolean i2pInstalled = mI2PHelper.isI2PAndroidInstalled(); boolean i2pChecked = mPreferences.getCheckedForI2P(); boolean i2p = i2pInstalled && !i2pChecked; // TODO Is the idea to show this per-session, or only once? if (!useProxy && (orbot || i2p)) { if (orbot) mPreferences.setCheckedForTor(true); if (i2p) mPreferences.setCheckedForI2P(true); AlertDialog.Builder builder = new AlertDialog.Builder(this); if (orbotInstalled && i2pInstalled) { String[] proxyChoices = this.getResources().getStringArray(R.array.proxy_choices_array); builder.setTitle(getResources().getString(R.string.http_proxy)).setSingleChoiceItems(proxyChoices, mPreferences.getProxyChoice(), new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { mPreferences.setProxyChoice(which); } }).setNeutralButton(getResources().getString(R.string.action_ok), new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { if (mPreferences.getUseProxy()) initializeProxy(); } }); } else { DialogInterface.OnClickListener dialogClickListener = new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { switch (which) { case DialogInterface.BUTTON_POSITIVE: mPreferences .setProxyChoice(orbotInstalled ? Constants.PROXY_ORBOT : Constants.PROXY_I2P); initializeProxy(); break; case DialogInterface.BUTTON_NEGATIVE: mPreferences.setProxyChoice(Constants.NO_PROXY); break; } } }; builder.setMessage(orbotInstalled ? R.string.use_tor_prompt : R.string.use_i2p_prompt) .setPositiveButton(R.string.yes, dialogClickListener) .setNegativeButton(R.string.no, dialogClickListener); } builder.show(); } } /* * Initialize WebKit Proxying */ private void initializeProxy() { String host; int port; switch (mPreferences.getProxyChoice()) { case Constants.NO_PROXY: // We shouldn't be here return; case Constants.PROXY_ORBOT: OrbotHelper oh = new OrbotHelper(this); if (!oh.isOrbotRunning()) { oh.requestOrbotStart(this); } host = "localhost"; port = 8118; break; case Constants.PROXY_I2P: mI2PProxyInitialized = true; if (mI2PHelperBound && !mI2PHelper.isI2PAndroidRunning()) { mI2PHelper.requestI2PAndroidStart(this); } host = "localhost"; port = 4444; break; default: host = mPreferences.getProxyHost(); port = mPreferences.getProxyPort(); } try { WebkitProxy.setProxy(BrowserApp.class.getName(), getApplicationContext(), host, port); } catch (Exception e) { Log.d(Constants.TAG, "error enabling web proxying", e); } } public boolean isProxyReady() { if (mPreferences.getProxyChoice() == Constants.PROXY_I2P) { if (!mI2PHelper.isI2PAndroidRunning()) { Utils.showToast(this, getString(R.string.i2p_not_running)); return false; } else if (!mI2PHelper.areTunnelsActive()) { Utils.showToast(this, getString(R.string.i2p_tunnels_not_ready)); return false; } } return true; } private boolean isTablet() { return (getResources().getConfiguration().screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK) == Configuration.SCREENLAYOUT_SIZE_XLARGE; } private void setNavigationDrawerWidth() { int width = getResources().getDisplayMetrics().widthPixels - Utils.convertDpToPixels(56); int maxWidth; if (isTablet()) { maxWidth = Utils.convertDpToPixels(320); } else { maxWidth = Utils.convertDpToPixels(300); } if (width > maxWidth) { DrawerLayout.LayoutParams params = (android.support.v4.widget.DrawerLayout.LayoutParams) mDrawerLeft .getLayoutParams(); params.width = maxWidth; mDrawerLeft.setLayoutParams(params); mDrawerLeft.requestLayout(); } else { DrawerLayout.LayoutParams params = (android.support.v4.widget.DrawerLayout.LayoutParams) mDrawerLeft .getLayoutParams(); params.width = width; mDrawerLeft.setLayoutParams(params); mDrawerLeft.requestLayout(); } } /* * Override this class */ public synchronized void initializeTabs() { } public void restoreOrNewTab() { mIdGenerator = 0; String url = null; if (getIntent() != null) { url = getIntent().getDataString(); if (url != null) { if (url.startsWith(Constants.FILE)) { Utils.showToast(this, getResources().getString(R.string.message_blocked_local)); url = null; } } } if (mPreferences.getRestoreLostTabsEnabled()) { String mem = mPreferences.getMemoryUrl(); mPreferences.setMemoryUrl(""); String[] array = Utils.getArray(mem); int count = 0; for (String urlString : array) { if (urlString.length() > 0) { if (url != null && url.compareTo(urlString) == 0) { url = null; } newTab(urlString, true); count++; } } if (url != null) { newTab(url, true); } else if (count == 0) { newTab(null, true); } } else { newTab(url, true); } } public void initializePreferences() { if (mPreferences == null) { mPreferences = PreferenceManager.getInstance(); } mFullScreen = mPreferences.getFullScreenEnabled(); mColorMode = mPreferences.getColorModeEnabled(); mColorMode &= !mDarkTheme; if (!isIncognito() && !mColorMode && !mDarkTheme && mWebpageBitmap != null) { changeToolbarBackground(mWebpageBitmap); } else if (!isIncognito() && mCurrentView != null && !mDarkTheme && mCurrentView.getFavicon() != null) { changeToolbarBackground(mCurrentView.getFavicon()); } if (mFullScreen && mBrowserFrame.findViewById(R.id.toolbar_layout) == null) { mUiLayout.removeView(mToolbarLayout); mBrowserFrame.addView(mToolbarLayout); mToolbarLayout.bringToFront(); } else if (mBrowserFrame.findViewById(R.id.toolbar_layout) != null) { mBrowserFrame.removeView(mToolbarLayout); mUiLayout.addView(mToolbarLayout, 0); } if (mPreferences.getHideStatusBarEnabled()) { getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); } else { getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); } switch (mPreferences.getSearchChoice()) { case 0: mSearchText = mPreferences.getSearchUrl(); if (!mSearchText.startsWith(Constants.HTTP) && !mSearchText.startsWith(Constants.HTTPS)) { mSearchText = Constants.GOOGLE_SEARCH; } break; case 1: mSearchText = Constants.GOOGLE_SEARCH; break; case 2: mSearchText = Constants.ASK_SEARCH; break; case 3: mSearchText = Constants.BING_SEARCH; break; case 4: mSearchText = Constants.YAHOO_SEARCH; break; case 5: mSearchText = Constants.STARTPAGE_SEARCH; break; case 6: mSearchText = Constants.STARTPAGE_MOBILE_SEARCH; break; case 7: mSearchText = Constants.DUCK_SEARCH; break; case 8: mSearchText = Constants.DUCK_LITE_SEARCH; break; case 9: mSearchText = Constants.BAIDU_SEARCH; break; case 10: mSearchText = Constants.YANDEX_SEARCH; break; } updateCookiePreference(); if (mPreferences.getUseProxy()) { initializeProxy(); } else { try { WebkitProxy.resetProxy(BrowserApp.class.getName(), getApplicationContext()); } catch (Exception e) { e.printStackTrace(); } mI2PProxyInitialized = false; } } /* * Override this if class overrides BrowserActivity */ public void updateCookiePreference() { } @Override public boolean onKeyDown(int keyCode, KeyEvent event) { if (keyCode == KeyEvent.KEYCODE_ENTER) { if (mSearch.hasFocus()) { searchTheWeb(mSearch.getText().toString()); } } else if ((keyCode == KeyEvent.KEYCODE_MENU) && (Build.VERSION.SDK_INT <= 16) && (Build.MANUFACTURER.compareTo("LGE") == 0)) { // Workaround for stupid LG devices that crash return true; } return super.onKeyDown(keyCode, event); } @Override public boolean onKeyUp(int keyCode, KeyEvent event) { if ((keyCode == KeyEvent.KEYCODE_MENU) && (Build.VERSION.SDK_INT <= 16) && (Build.MANUFACTURER.compareTo("LGE") == 0)) { // Workaround for stupid LG devices that crash openOptionsMenu(); return true; } return super.onKeyUp(keyCode, event); } @Override public boolean onCreateOptionsMenu(Menu menu) { return super.onCreateOptionsMenu(menu); } @Override public boolean onOptionsItemSelected(MenuItem item) { // Handle action buttons switch (item.getItemId()) { case R.id.action_back: if (mCurrentView != null) { if (mCurrentView.canGoBack()) { mCurrentView.goBack(); } } return true; case R.id.action_forward: if (mCurrentView != null) { if (mCurrentView.canGoForward()) { mCurrentView.goForward(); } } return true; case R.id.action_new_tab: newTab(null, true); return true; case R.id.action_find: findInPage(); return true; case R.id.about_page: startActivity(new Intent(this, LicenseActivity.class)); return true; default: return super.onOptionsItemSelected(item); } } /** * method that shows a dialog asking what string the user wishes to search * for. It highlights the text entered. */ private void findInPage() { final AlertDialog.Builder finder = new AlertDialog.Builder(mActivity); finder.setTitle(getResources().getString(R.string.action_find)); final EditText getHome = new EditText(this); getHome.setHint(getResources().getString(R.string.search_hint)); finder.setView(getHome); finder.setPositiveButton(getResources().getString(R.string.search_hint), new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { String query = getHome.getText().toString(); if (query.length() > 0) showSearchInterfaceBar(query); } }); finder.show(); } private void showSearchInterfaceBar(String text) { if (mCurrentView != null) { mCurrentView.find(text); } mSearchBar = (RelativeLayout) findViewById(R.id.search_bar); mSearchBar.setVisibility(View.VISIBLE); TextView tw = (TextView) findViewById(R.id.search_query); tw.setText("'" + text + "'"); ImageButton up = (ImageButton) findViewById(R.id.button_next); up.setOnClickListener(this); ImageButton down = (ImageButton) findViewById(R.id.button_back); down.setOnClickListener(this); ImageButton quit = (ImageButton) findViewById(R.id.button_quit); quit.setOnClickListener(this); } private void showCloseDialog(final int position) { AlertDialog.Builder builder = new AlertDialog.Builder(mActivity); ArrayAdapter<String> adapter = new ArrayAdapter<>(mActivity, android.R.layout.simple_dropdown_item_1line); adapter.add(mActivity.getString(R.string.close_tab)); adapter.add(mActivity.getString(R.string.close_all_tabs)); builder.setAdapter(adapter, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { switch (which) { case 0: deleteTab(position); break; case 1: closeBrowser(); break; default: break; } } }); builder.show(); } /** * The click listener for ListView in the navigation drawer */ private class DrawerItemClickListener implements ListView.OnItemClickListener { @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { mIsNewIntent = false; showTab(mWebViews.get(position)); } } /** * long click listener for Navigation Drawer */ private class DrawerItemLongClickListener implements ListView.OnItemLongClickListener { @Override public boolean onItemLongClick(AdapterView<?> arg0, View arg1, final int position, long arg3) { showCloseDialog(position); return true; } } /** * displays the WebView contained in the LightningView Also handles the * removal of previous views * * @param view * the LightningView to show */ private synchronized void showTab(LightningView view) { // Set the background color so the color mode color doesn't show through mBrowserFrame.setBackgroundColor(mBackgroundColor); if (view == null) { return; } mBrowserFrame.removeAllViews(); if (mCurrentView != null) { mCurrentView.setForegroundTab(false); mCurrentView.onPause(); } mCurrentView = view; mCurrentView.setForegroundTab(true); if (mCurrentView.getWebView() != null) { updateUrl(mCurrentView.getUrl(), true); updateProgress(mCurrentView.getProgress()); } else { updateUrl("", true); updateProgress(0); } mBrowserFrame.addView(mCurrentView.getWebView(), MATCH_PARENT); // Remove browser frame background to reduce overdraw mBrowserFrame.setBackgroundColor(0); mCurrentView.requestFocus(); mCurrentView.onResume(); // Use a delayed handler to make the transition smooth // otherwise it will get caught up with the showTab code // and cause a janky motion final Handler handler = new Handler(); handler.postDelayed(new Runnable() { @Override public void run() { mDrawerLayout.closeDrawers(); } }, 150); } /** * creates a new tab with the passed in URL if it isn't null */ @Override protected void onNewIntent(Intent intent) { super.onNewIntent(intent); } public void handleNewIntent(Intent intent) { String url = null; if (intent != null) { url = intent.getDataString(); } int num = 0; if (intent != null && intent.getExtras() != null) { num = intent.getExtras().getInt(getPackageName() + ".Origin"); } if (num == 1) { mCurrentView.loadUrl(url); } else if (url != null) { if (url.startsWith(Constants.FILE)) { Utils.showToast(this, getResources().getString(R.string.message_blocked_local)); url = null; } newTab(url, true); mIsNewIntent = true; } } @Override public void closeEmptyTab() { if (mCurrentView != null && mCurrentView.getWebView().copyBackForwardList().getSize() == 0) { closeCurrentTab(); } } private void closeCurrentTab() { // don't delete the tab because the browser will close and mess stuff up } @SuppressWarnings("deprecation") @Override public void onTrimMemory(int level) { if (level > TRIM_MEMORY_MODERATE && Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) { Log.d(Constants.TAG, "Low Memory, Free Memory"); for (LightningView view : mWebViews) { view.getWebView().freeMemory(); } } } protected synchronized boolean newTab(String url, boolean show) { // Limit number of tabs for limited version of app if (!Constants.FULL_VERSION && mWebViews.size() >= 10) { Utils.showToast(this, this.getString(R.string.max_tabs)); return false; } mIsNewIntent = false; LightningView startingTab = new LightningView(mActivity, url, mDarkTheme); if (mIdGenerator == 0) { startingTab.resumeTimers(); } mIdGenerator++; mWebViews.add(startingTab); mTitleAdapter.notifyDataSetChanged(); if (show) { mDrawerListLeft.setItemChecked(mWebViews.size() - 1, true); showTab(startingTab); } return true; } private synchronized void deleteTab(int position) { if (position >= mWebViews.size()) { return; } int current = mDrawerListLeft.getCheckedItemPosition(); LightningView reference = mWebViews.get(position); if (reference == null) { return; } if (reference.getUrl() != null && !reference.getUrl().startsWith(Constants.FILE) && !isIncognito()) { mPreferences.setSavedUrl(reference.getUrl()); } boolean isShown = reference.isShown(); if (isShown) { mBrowserFrame.setBackgroundColor(mBackgroundColor); } if (current > position) { mWebViews.remove(position); mDrawerListLeft.setItemChecked(current - 1, true); reference.onDestroy(); } else if (mWebViews.size() > position + 1) { if (current == position) { showTab(mWebViews.get(position + 1)); mWebViews.remove(position); mDrawerListLeft.setItemChecked(position, true); } else { mWebViews.remove(position); } reference.onDestroy(); } else if (mWebViews.size() > 1) { if (current == position) { showTab(mWebViews.get(position - 1)); mWebViews.remove(position); mDrawerListLeft.setItemChecked(position - 1, true); } else { mWebViews.remove(position); } reference.onDestroy(); } else { if (mCurrentView.getUrl() == null || mCurrentView.getUrl().startsWith(Constants.FILE) || mCurrentView.getUrl().equals(mHomepage)) { closeActivity(); } else { mWebViews.remove(position); if (mPreferences.getClearCacheExit() && mCurrentView != null && !isIncognito()) { mCurrentView.clearCache(true); Log.d(Constants.TAG, "Cache Cleared"); } if (mPreferences.getClearHistoryExitEnabled() && !isIncognito()) { clearHistory(); Log.d(Constants.TAG, "History Cleared"); } if (mPreferences.getClearCookiesExitEnabled() && !isIncognito()) { clearCookies(); Log.d(Constants.TAG, "Cookies Cleared"); } reference.pauseTimers(); reference.onDestroy(); mCurrentView = null; mTitleAdapter.notifyDataSetChanged(); finish(); } } mTitleAdapter.notifyDataSetChanged(); if (mIsNewIntent && isShown) { mIsNewIntent = false; closeActivity(); } Log.d(Constants.TAG, "deleted tab"); } @Override public boolean onKeyLongPress(int keyCode, KeyEvent event) { if (keyCode == KeyEvent.KEYCODE_BACK) { showCloseDialog(mDrawerListLeft.getCheckedItemPosition()); } return true; } private void closeBrowser() { mBrowserFrame.setBackgroundColor(mBackgroundColor); if (mPreferences.getClearCacheExit() && mCurrentView != null && !isIncognito()) { mCurrentView.clearCache(true); Log.d(Constants.TAG, "Cache Cleared"); } if (mPreferences.getClearHistoryExitEnabled() && !isIncognito()) { clearHistory(); Log.d(Constants.TAG, "History Cleared"); } if (mPreferences.getClearCookiesExitEnabled() && !isIncognito()) { clearCookies(); Log.d(Constants.TAG, "Cookies Cleared"); } mCurrentView = null; for (int n = 0; n < mWebViews.size(); n++) { if (mWebViews.get(n) != null) { mWebViews.get(n).onDestroy(); } } mWebViews.clear(); mTitleAdapter.notifyDataSetChanged(); finish(); } @SuppressWarnings("deprecation") public void clearHistory() { this.deleteDatabase(HistoryDatabase.DATABASE_NAME); WebViewDatabase m = WebViewDatabase.getInstance(this); m.clearFormData(); m.clearHttpAuthUsernamePassword(); if (API < 18) { m.clearUsernamePassword(); WebIconDatabase.getInstance().removeAllIcons(); } if (mSystemBrowser) { try { Browser.clearHistory(getContentResolver()); } catch (NullPointerException ignored) { } } Utils.trimCache(this); } @SuppressLint("NewApi") @SuppressWarnings("deprecation") public void clearCookies() { // TODO Break out web storage deletion into its own option/action // TODO clear web storage for all sites that are visited in Incognito mode WebStorage storage = WebStorage.getInstance(); storage.deleteAllData(); CookieManager c = CookieManager.getInstance(); if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { c.removeAllCookies(null); } else { CookieSyncManager.createInstance(this); c.removeAllCookie(); } } @Override public void onBackPressed() { if (mDrawerLayout.isDrawerOpen(mDrawerLeft)) { mDrawerLayout.closeDrawer(mDrawerLeft); } else { if (mCurrentView != null) { Log.d(Constants.TAG, "onBackPressed"); if (mSearch.hasFocus()) { mCurrentView.requestFocus(); } else if (mCurrentView.canGoBack()) { if (!mCurrentView.isShown()) { onHideCustomView(); } else { mCurrentView.goBack(); } } else { deleteTab(mDrawerListLeft.getCheckedItemPosition()); } } else { Log.e(Constants.TAG, "This shouldn't happen ever"); super.onBackPressed(); } } } @Override protected void onPause() { super.onPause(); Log.d(Constants.TAG, "onPause"); if (mCurrentView != null) { mCurrentView.pauseTimers(); mCurrentView.onPause(); } } public void saveOpenTabs() { if (mPreferences.getRestoreLostTabsEnabled()) { String s = ""; for (int n = 0; n < mWebViews.size(); n++) { if (mWebViews.get(n).getUrl() != null) { s = s + mWebViews.get(n).getUrl() + "|$|SEPARATOR|$|"; } } mPreferences.setMemoryUrl(s); } } @Override protected void onStop() { super.onStop(); mI2PHelper.unbind(); mI2PHelperBound = false; } @Override protected void onDestroy() { Log.d(Constants.TAG, "onDestroy"); if (mHistoryDatabase != null) { mHistoryDatabase.close(); } super.onDestroy(); } @Override protected void onStart() { super.onStart(); if (mPreferences.getProxyChoice() == Constants.PROXY_I2P) { // Try to bind to I2P Android mI2PHelper.bind(new I2PAndroidHelper.Callback() { @Override public void onI2PAndroidBound() { mI2PHelperBound = true; if (mI2PProxyInitialized && !mI2PHelper.isI2PAndroidRunning()) mI2PHelper.requestI2PAndroidStart(BrowserActivity.this); } }); } } @Override protected void onResume() { super.onResume(); Log.d(Constants.TAG, "onResume"); if (mSearchAdapter != null) { mSearchAdapter.refreshPreferences(); mSearchAdapter.refreshBookmarks(); } if (mCurrentView != null) { mCurrentView.resumeTimers(); mCurrentView.onResume(); mHistoryDatabase = HistoryDatabase.getInstance(getApplicationContext()); } initializePreferences(); if (mWebViews != null) { for (int n = 0; n < mWebViews.size(); n++) { if (mWebViews.get(n) != null) { mWebViews.get(n).initializePreferences(this); } else { mWebViews.remove(n); } } } supportInvalidateOptionsMenu(); } /** * searches the web for the query fixing any and all problems with the input * checks if it is a search, url, etc. */ void searchTheWeb(String query) { if (query.equals("")) { return; } String SEARCH = mSearchText; query = query.trim(); mCurrentView.stopLoading(); if (query.startsWith("www.")) { query = Constants.HTTP + query; } else if (query.startsWith("ftp.")) { query = "ftp://" + query; } boolean containsPeriod = query.contains("."); boolean isIPAddress = (TextUtils.isDigitsOnly(query.replace(".", "")) && (query.replace(".", "").length() >= 4) && query.contains(".")); boolean aboutScheme = query.contains("about:"); boolean validURL = (query.startsWith("ftp://") || query.startsWith(Constants.HTTP) || query.startsWith(Constants.FILE) || query.startsWith(Constants.HTTPS)) || isIPAddress; boolean isSearch = ((query.contains(" ") || !containsPeriod) && !aboutScheme); if (isIPAddress && (!query.startsWith(Constants.HTTP) || !query.startsWith(Constants.HTTPS))) { query = Constants.HTTP + query; } if (isSearch) { try { query = URLEncoder.encode(query, "UTF-8"); } catch (UnsupportedEncodingException e) { e.printStackTrace(); } mCurrentView.loadUrl(SEARCH + query); } else if (!validURL) { mCurrentView.loadUrl(Constants.HTTP + query); } else { mCurrentView.loadUrl(query); } } public class LightningViewAdapter extends ArrayAdapter<LightningView> { final Context context; ColorMatrix colorMatrix; ColorMatrixColorFilter filter; Paint paint; final int layoutResourceId; List<LightningView> data = null; final CloseTabListener mExitListener; public LightningViewAdapter(Context context, int layoutResourceId, List<LightningView> data) { super(context, layoutResourceId, data); this.layoutResourceId = layoutResourceId; this.context = context; this.data = data; this.mExitListener = new CloseTabListener(); } @Override public View getView(final int position, View convertView, ViewGroup parent) { View row = convertView; LightningViewHolder holder; if (row == null) { LayoutInflater inflater = ((Activity) context).getLayoutInflater(); row = inflater.inflate(layoutResourceId, parent, false); holder = new LightningViewHolder(); holder.txtTitle = (TextView) row.findViewById(R.id.textTab); holder.favicon = (ImageView) row.findViewById(R.id.faviconTab); holder.exit = (ImageView) row.findViewById(R.id.deleteButton); holder.exit.setTag(position); row.setTag(holder); } else { holder = (LightningViewHolder) row.getTag(); } holder.exit.setTag(position); holder.exit.setOnClickListener(mExitListener); ViewCompat.jumpDrawablesToCurrentState(holder.exit); LightningView web = data.get(position); holder.txtTitle.setText(web.getTitle()); if (web.isForegroundTab()) { holder.txtTitle.setTextAppearance(context, R.style.boldText); } else { holder.txtTitle.setTextAppearance(context, R.style.normalText); } Bitmap favicon = web.getFavicon(); if (web.isForegroundTab()) { holder.favicon.setImageBitmap(favicon); if (!isIncognito() && mColorMode) changeToolbarBackground(favicon); } else { Bitmap grayscaleBitmap = Bitmap.createBitmap(favicon.getWidth(), favicon.getHeight(), Bitmap.Config.ARGB_8888); Canvas c = new Canvas(grayscaleBitmap); if (colorMatrix == null || filter == null || paint == null) { paint = new Paint(); colorMatrix = new ColorMatrix(); colorMatrix.setSaturation(0); filter = new ColorMatrixColorFilter(colorMatrix); paint.setColorFilter(filter); } c.drawBitmap(favicon, 0, 0, paint); holder.favicon.setImageBitmap(grayscaleBitmap); } return row; } class LightningViewHolder { TextView txtTitle; ImageView favicon; ImageView exit; } } private class CloseTabListener implements OnClickListener { @Override public void onClick(View v) { deleteTab((int) v.getTag()); } } private void changeToolbarBackground(Bitmap favicon) { Palette.from(favicon).generate(new Palette.PaletteAsyncListener() { @Override public void onGenerated(Palette palette) { // OR with opaque black to remove transparency glitches int color = 0xff000000 | palette.getVibrantColor(mActivity.getResources().getColor(R.color.primary_color)); int finalColor; // Lighten up the dark color if it is // too dark if (isColorTooDark(color)) { finalColor = mixTwoColors(mActivity.getResources().getColor(R.color.primary_color), color, 0.25f); } else { finalColor = color; } ValueAnimator anim = ValueAnimator.ofObject(new ArgbEvaluator(), mBackground.getColor(), finalColor); anim.addUpdateListener(new AnimatorUpdateListener() { @Override public void onAnimationUpdate(ValueAnimator animation) { int color = (Integer) animation.getAnimatedValue(); mBackground.setColor(color); getWindow().setBackgroundDrawable(mBackground); mToolbarLayout.setBackgroundColor(color); } }); anim.setDuration(300); anim.start(); } }); } public static boolean isColorTooDark(int color) { final byte RED_CHANNEL = 16; final byte GREEN_CHANNEL = 8; //final byte BLUE_CHANNEL = 0; int r = ((int) ((float) (color >> RED_CHANNEL & 0xff) * 0.3f)) & 0xff; int g = ((int) ((float) (color >> GREEN_CHANNEL & 0xff) * 0.59)) & 0xff; int b = ((int) ((float) (color & 0xff) * 0.11)) & 0xff; int gr = (r + g + b) & 0xff; int gray = gr + (gr << GREEN_CHANNEL) + (gr << RED_CHANNEL); return gray < 0x727272; } public static int mixTwoColors(int color1, int color2, float amount) { final byte ALPHA_CHANNEL = 24; final byte RED_CHANNEL = 16; final byte GREEN_CHANNEL = 8; //final byte BLUE_CHANNEL = 0; final float inverseAmount = 1.0f - amount; int r = ((int) (((float) (color1 >> RED_CHANNEL & 0xff) * amount) + ((float) (color2 >> RED_CHANNEL & 0xff) * inverseAmount))) & 0xff; int g = ((int) (((float) (color1 >> GREEN_CHANNEL & 0xff) * amount) + ((float) (color2 >> GREEN_CHANNEL & 0xff) * inverseAmount))) & 0xff; int b = ((int) (((float) (color1 & 0xff) * amount) + ((float) (color2 & 0xff) * inverseAmount))) & 0xff; return 0xff << ALPHA_CHANNEL | r << RED_CHANNEL | g << GREEN_CHANNEL | b; } private void getImage(ImageView image, HistoryItem web) { new DownloadImageTask(image, web).execute(web.getUrl()); } private class DownloadImageTask extends AsyncTask<String, Void, Bitmap> { final ImageView bmImage; final HistoryItem mWeb; public DownloadImageTask(ImageView bmImage, HistoryItem web) { this.bmImage = bmImage; this.mWeb = web; } protected Bitmap doInBackground(String... urls) { String url = urls[0]; Bitmap mIcon = null; // unique path for each url that is bookmarked. String hash = String.valueOf(Utils.getDomainName(url).hashCode()); File image = new File(mActivity.getCacheDir(), hash + ".png"); String urldisplay; try { urldisplay = Utils.getProtocol(url) + getDomainName(url) + "/favicon.ico"; } catch (URISyntaxException e) { e.printStackTrace(); urldisplay = "https://www.google.com/s2/favicons?domain_url=" + url; } // checks to see if the image exists if (!image.exists()) { try { // if not, download it... URL urlDownload = new URL(urldisplay); HttpURLConnection connection = (HttpURLConnection) urlDownload.openConnection(); connection.setDoInput(true); connection.connect(); InputStream in = connection.getInputStream(); if (in != null) { mIcon = BitmapFactory.decodeStream(in); } // ...and cache it if (mIcon != null) { FileOutputStream fos = new FileOutputStream(image); mIcon.compress(Bitmap.CompressFormat.PNG, 100, fos); fos.flush(); fos.close(); Log.d(Constants.TAG, "Downloaded: " + urldisplay); } } catch (Exception e) { e.printStackTrace(); } } else { // if it exists, retrieve it from the cache mIcon = BitmapFactory.decodeFile(image.getPath()); } if (mIcon == null) { try { // if not, download it... URL urlDownload = new URL("https://www.google.com/s2/favicons?domain_url=" + url); HttpURLConnection connection = (HttpURLConnection) urlDownload.openConnection(); connection.setDoInput(true); connection.connect(); InputStream in = connection.getInputStream(); if (in != null) { mIcon = BitmapFactory.decodeStream(in); } // ...and cache it if (mIcon != null) { FileOutputStream fos = new FileOutputStream(image); mIcon.compress(Bitmap.CompressFormat.PNG, 100, fos); fos.flush(); fos.close(); } } catch (Exception e) { e.printStackTrace(); } } if (mIcon == null) { return mWebpageBitmap; } else { return mIcon; } } protected void onPostExecute(Bitmap result) { Bitmap fav = Utils.padFavicon(result); bmImage.setImageBitmap(fav); mWeb.setBitmap(fav); } } static String getDomainName(String url) throws URISyntaxException { URI uri = new URI(url); String domain = uri.getHost(); if (domain == null) { return url; } return domain.startsWith("www.") ? domain.substring(4) : domain; } @Override public void updateUrl(String url, boolean shortUrl) { if (url == null || mSearch == null || mSearch.hasFocus()) { return; } if (shortUrl && !url.startsWith(Constants.FILE)) { switch (mPreferences.getUrlBoxContentChoice()) { case 0: // Default, show only the domain url = url.replaceFirst(Constants.HTTP, ""); url = Utils.getDomainName(url); mSearch.setText(url); break; case 1: // URL, show the entire URL mSearch.setText(url); break; case 2: // Title, show the page's title if (mCurrentView != null && !mCurrentView.getTitle().isEmpty()) { mSearch.setText(mCurrentView.getTitle()); } else { mSearch.setText(mUntitledTitle); } break; } } else { if (url.startsWith(Constants.FILE)) { url = ""; } mSearch.setText(url); } } @Override public void updateProgress(int n) { if (n >= 100) { setIsFinishedLoading(); } else { setIsLoading(); } mProgressBar.setProgress(n); } @Override public void updateHistory(final String title, final String url) { } public void addItemToHistory(final String title, final String url) { Runnable update = new Runnable() { @Override public void run() { if (isSystemBrowserAvailable() && mPreferences.getSyncHistoryEnabled()) { try { Browser.updateVisitedHistory(getContentResolver(), url, true); } catch (NullPointerException ignored) { } } try { if (mHistoryDatabase == null) { mHistoryDatabase = HistoryDatabase.getInstance(mActivity); } mHistoryDatabase.visitHistoryItem(url, title); } catch (IllegalStateException e) { Log.e(Constants.TAG, "IllegalStateException in updateHistory"); } catch (NullPointerException e) { Log.e(Constants.TAG, "NullPointerException in updateHistory"); } catch (SQLiteException e) { Log.e(Constants.TAG, "SQLiteException in updateHistory"); } } }; if (url != null && !url.startsWith(Constants.FILE)) { new Thread(update).start(); } } public boolean isSystemBrowserAvailable() { return mSystemBrowser; } public boolean getSystemBrowser() { Cursor c = null; String[] columns = new String[] { "url", "title" }; boolean browserFlag; try { Uri bookmarks = Browser.BOOKMARKS_URI; c = getContentResolver().query(bookmarks, columns, null, null, null); } catch (SQLiteException | IllegalStateException | NullPointerException e) { e.printStackTrace(); } if (c != null) { Log.d("Browser", "System Browser Available"); browserFlag = true; } else { Log.e("Browser", "System Browser Unavailable"); browserFlag = false; } if (c != null) { c.close(); } mPreferences.setSystemBrowserPresent(browserFlag); return browserFlag; } /** * method to generate search suggestions for the AutoCompleteTextView from * previously searched URLs */ private void initializeSearchSuggestions(final AutoCompleteTextView getUrl) { getUrl.setThreshold(1); getUrl.setDropDownWidth(-1); getUrl.setDropDownAnchor(R.id.toolbar_layout); getUrl.setOnItemClickListener(new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) { try { String url; url = ((TextView) arg1.findViewById(R.id.url)).getText().toString(); if (url.startsWith(mActivity.getString(R.string.suggestion))) { url = ((TextView) arg1.findViewById(R.id.title)).getText().toString(); } else { getUrl.setText(url); } searchTheWeb(url); InputMethodManager imm = (InputMethodManager) getSystemService(INPUT_METHOD_SERVICE); imm.hideSoftInputFromWindow(getUrl.getWindowToken(), 0); if (mCurrentView != null) { mCurrentView.requestFocus(); } } catch (NullPointerException e) { Log.e("Browser Error: ", "NullPointerException on item click"); } } }); getUrl.setSelectAllOnFocus(true); mSearchAdapter = new SearchAdapter(mActivity, mDarkTheme, isIncognito()); getUrl.setAdapter(mSearchAdapter); } @Override public boolean isIncognito() { return false; } public void closeDrawers() { mDrawerLayout.closeDrawers(); } @Override public void update() { mTitleAdapter.notifyDataSetChanged(); } @Override /** * opens a file chooser * param ValueCallback is the message from the WebView indicating a file chooser * should be opened */ public void openFileChooser(ValueCallback<Uri> uploadMsg) { mUploadMessage = uploadMsg; Intent i = new Intent(Intent.ACTION_GET_CONTENT); i.addCategory(Intent.CATEGORY_OPENABLE); i.setType("*/*"); startActivityForResult(Intent.createChooser(i, getString(R.string.title_file_chooser)), 1); } @Override /** * used to allow uploading into the browser */ protected void onActivityResult(int requestCode, int resultCode, Intent intent) { if (API < Build.VERSION_CODES.LOLLIPOP) { if (requestCode == 1) { if (null == mUploadMessage) { return; } Uri result = intent == null || resultCode != RESULT_OK ? null : intent.getData(); mUploadMessage.onReceiveValue(result); mUploadMessage = null; } } if (requestCode != 1 || mFilePathCallback == null) { super.onActivityResult(requestCode, resultCode, intent); return; } Uri[] results = null; // Check that the response is a good one if (resultCode == RESULT_OK) { if (intent == null) { // If there is not data, then we may have taken a photo if (mCameraPhotoPath != null) { results = new Uri[] { Uri.parse(mCameraPhotoPath) }; } } else { String dataString = intent.getDataString(); if (dataString != null) { results = new Uri[] { Uri.parse(dataString) }; } } } mFilePathCallback.onReceiveValue(results); mFilePathCallback = null; } @Override public void showFileChooser(ValueCallback<Uri[]> filePathCallback) { if (mFilePathCallback != null) { mFilePathCallback.onReceiveValue(null); } mFilePathCallback = filePathCallback; Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); if (takePictureIntent.resolveActivity(getActivity().getPackageManager()) != null) { // Create the File where the photo should go File photoFile = null; try { photoFile = Utils.createImageFile(); takePictureIntent.putExtra("PhotoPath", mCameraPhotoPath); } catch (IOException ex) { // Error occurred while creating the File Log.e(Constants.TAG, "Unable to create Image File", ex); } // Continue only if the File was successfully created if (photoFile != null) { mCameraPhotoPath = "file:" + photoFile.getAbsolutePath(); takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(photoFile)); } else { takePictureIntent = null; } } Intent contentSelectionIntent = new Intent(Intent.ACTION_GET_CONTENT); contentSelectionIntent.addCategory(Intent.CATEGORY_OPENABLE); contentSelectionIntent.setType("image/*"); Intent[] intentArray; if (takePictureIntent != null) { intentArray = new Intent[] { takePictureIntent }; } else { intentArray = new Intent[0]; } Intent chooserIntent = new Intent(Intent.ACTION_CHOOSER); chooserIntent.putExtra(Intent.EXTRA_INTENT, contentSelectionIntent); chooserIntent.putExtra(Intent.EXTRA_TITLE, "Image Chooser"); chooserIntent.putExtra(Intent.EXTRA_INITIAL_INTENTS, intentArray); mActivity.startActivityForResult(chooserIntent, 1); } @Override /** * handles long presses for the browser, tries to get the * url of the item that was clicked and sends it (it can be null) * to the click handler that does cool stuff with it */ public void onLongPress() { if (mClickHandler == null) { mClickHandler = new ClickHandler(mActivity); } Message click = mClickHandler.obtainMessage(); if (click != null) { click.setTarget(mClickHandler); mCurrentView.getWebView().requestFocusNodeHref(click); } } @Override public void onShowCustomView(View view, int requestedOrientation, CustomViewCallback callback) { if (view == null) { return; } if (mCustomView != null && callback != null) { callback.onCustomViewHidden(); return; } try { view.setKeepScreenOn(true); } catch (SecurityException e) { Log.e(Constants.TAG, "WebView is not allowed to keep the screen on"); } mOriginalOrientation = getRequestedOrientation(); FrameLayout decor = (FrameLayout) getWindow().getDecorView(); mFullscreenContainer = new FullscreenHolder(this); mCustomView = view; mFullscreenContainer.addView(mCustomView, COVER_SCREEN_PARAMS); decor.addView(mFullscreenContainer, COVER_SCREEN_PARAMS); setFullscreen(true); mCurrentView.setVisibility(View.GONE); if (view instanceof FrameLayout) { if (((FrameLayout) view).getFocusedChild() instanceof VideoView) { mVideoView = (VideoView) ((FrameLayout) view).getFocusedChild(); mVideoView.setOnErrorListener(new VideoCompletionListener()); mVideoView.setOnCompletionListener(new VideoCompletionListener()); } } mCustomViewCallback = callback; } @Override public void onHideCustomView() { if (mCustomView == null || mCustomViewCallback == null || mCurrentView == null) { return; } Log.d(Constants.TAG, "onHideCustomView"); mCurrentView.setVisibility(View.VISIBLE); try { mCustomView.setKeepScreenOn(false); } catch (SecurityException e) { Log.e(Constants.TAG, "WebView is not allowed to keep the screen on"); } setFullscreen(mPreferences.getHideStatusBarEnabled()); FrameLayout decor = (FrameLayout) getWindow().getDecorView(); if (decor != null) { decor.removeView(mFullscreenContainer); } if (API < 19) { try { mCustomViewCallback.onCustomViewHidden(); } catch (Throwable ignored) { } } mFullscreenContainer = null; mCustomView = null; if (mVideoView != null) { mVideoView.setOnErrorListener(null); mVideoView.setOnCompletionListener(null); mVideoView = null; } setRequestedOrientation(mOriginalOrientation); } private class VideoCompletionListener implements MediaPlayer.OnCompletionListener, MediaPlayer.OnErrorListener { @Override public boolean onError(MediaPlayer mp, int what, int extra) { return false; } @Override public void onCompletion(MediaPlayer mp) { onHideCustomView(); } } /** * turns on fullscreen mode in the app * * @param enabled * whether to enable fullscreen or not */ public void setFullscreen(boolean enabled) { Window win = getWindow(); WindowManager.LayoutParams winParams = win.getAttributes(); final int bits = WindowManager.LayoutParams.FLAG_FULLSCREEN; if (enabled) { winParams.flags |= bits; } else { winParams.flags &= ~bits; if (mCustomView != null) { mCustomView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_VISIBLE); } else { mBrowserFrame.setSystemUiVisibility(View.SYSTEM_UI_FLAG_VISIBLE); } } win.setAttributes(winParams); } /** * a class extending FramLayout used to display fullscreen videos */ static class FullscreenHolder extends FrameLayout { public FullscreenHolder(Context ctx) { super(ctx); setBackgroundColor(ctx.getResources().getColor(android.R.color.black)); } @SuppressLint("ClickableViewAccessibility") @Override public boolean onTouchEvent(MotionEvent evt) { return true; } } @Override /** * a stupid method that returns the bitmap image to display in place of * a loading video */ public Bitmap getDefaultVideoPoster() { if (mDefaultVideoPoster == null) { mDefaultVideoPoster = BitmapFactory.decodeResource(getResources(), android.R.drawable.ic_media_play); } return mDefaultVideoPoster; } @SuppressLint("InflateParams") @Override /** * dumb method that returns the loading progress for a video */ public View getVideoLoadingProgressView() { if (mVideoProgressView == null) { LayoutInflater inflater = LayoutInflater.from(this); mVideoProgressView = inflater.inflate(R.layout.video_loading_progress, null); } return mVideoProgressView; } @Override /** * handles javascript requests to create a new window in the browser */ public void onCreateWindow(boolean isUserGesture, Message resultMsg) { if (resultMsg == null) { return; } if (newTab("", true)) { WebView.WebViewTransport transport = (WebView.WebViewTransport) resultMsg.obj; transport.setWebView(mCurrentView.getWebView()); resultMsg.sendToTarget(); } } @Override /** * returns the Activity instance for this activity, * very helpful when creating things in other classes... I think */ public Activity getActivity() { return mActivity; } /** * it hides the action bar, seriously what else were you expecting */ @Override public void hideActionBar() { if (mFullScreen) { if (mBrowserFrame.findViewById(R.id.toolbar_layout) == null) { mUiLayout.removeView(mToolbarLayout); mBrowserFrame.addView(mToolbarLayout); mToolbarLayout.bringToFront(); Log.d(Constants.TAG, "Move view to browser frame"); } if (mToolbarLayout.getVisibility() != View.GONE) { Animation hide = AnimationUtils.loadAnimation(mActivity, R.anim.slide_up); hide.setAnimationListener(new AnimationListener() { @Override public void onAnimationStart(Animation animation) { } @Override public void onAnimationEnd(Animation animation) { mToolbarLayout.setVisibility(View.GONE); } @Override public void onAnimationRepeat(Animation animation) { } }); mToolbarLayout.startAnimation(hide); Log.d(Constants.TAG, "Hide"); } } } @Override public void toggleActionBar() { if (mFullScreen) { if (mToolbarLayout.getVisibility() != View.VISIBLE) { showActionBar(); } else { hideActionBar(); } } } @Override /** * obviously it shows the action bar if it's hidden */ public void showActionBar() { if (mFullScreen) { if (mBrowserFrame.findViewById(R.id.toolbar_layout) == null) { mUiLayout.removeView(mToolbarLayout); mBrowserFrame.addView(mToolbarLayout); mToolbarLayout.bringToFront(); Log.d(Constants.TAG, "Move view to browser frame"); } if (mToolbarLayout.getVisibility() != View.VISIBLE) { Animation show = AnimationUtils.loadAnimation(mActivity, R.anim.slide_down); show.setAnimationListener(new AnimationListener() { @Override public void onAnimationStart(Animation animation) { } @Override public void onAnimationEnd(Animation animation) { mToolbarLayout.setVisibility(View.VISIBLE); } @Override public void onAnimationRepeat(Animation animation) { } }); mToolbarLayout.startAnimation(show); Log.d(Constants.TAG, "Show"); } } } @Override /** * handles a long click on the page, parameter String url * is the url that should have been obtained from the WebView touch node * thingy, if it is null, this method tries to deal with it and find a workaround */ public void longClickPage(final String url) { HitTestResult result = null; if (mCurrentView.getWebView() != null) { result = mCurrentView.getWebView().getHitTestResult(); } if (url != null) { if (result != null) { if (result.getType() == HitTestResult.SRC_IMAGE_ANCHOR_TYPE || result.getType() == HitTestResult.IMAGE_TYPE) { DialogInterface.OnClickListener dialogClickListener = new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { switch (which) { case DialogInterface.BUTTON_POSITIVE: newTab(url, false); break; case DialogInterface.BUTTON_NEGATIVE: mCurrentView.loadUrl(url); break; case DialogInterface.BUTTON_NEUTRAL: if (API > 8) { Utils.downloadFile(mActivity, url, mCurrentView.getUserAgent(), "attachment", false); } break; } } }; AlertDialog.Builder builder = new AlertDialog.Builder(mActivity); // dialog builder.setTitle(url.replace(Constants.HTTP, "")) .setMessage(getResources().getString(R.string.dialog_image)) .setPositiveButton(getResources().getString(R.string.action_new_tab), dialogClickListener) .setNegativeButton(getResources().getString(R.string.action_open), dialogClickListener) .setNeutralButton(getResources().getString(R.string.action_download), dialogClickListener) .show(); } else { DialogInterface.OnClickListener dialogClickListener = new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { switch (which) { case DialogInterface.BUTTON_POSITIVE: newTab(url, false); break; case DialogInterface.BUTTON_NEGATIVE: mCurrentView.loadUrl(url); break; case DialogInterface.BUTTON_NEUTRAL: ClipboardManager clipboard = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE); ClipData clip = ClipData.newPlainText("label", url); clipboard.setPrimaryClip(clip); break; } } }; AlertDialog.Builder builder = new AlertDialog.Builder(mActivity); // dialog builder.setTitle(url).setMessage(getResources().getString(R.string.dialog_link)) .setPositiveButton(getResources().getString(R.string.action_new_tab), dialogClickListener) .setNegativeButton(getResources().getString(R.string.action_open), dialogClickListener) .setNeutralButton(getResources().getString(R.string.action_copy), dialogClickListener) .show(); } } else { DialogInterface.OnClickListener dialogClickListener = new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { switch (which) { case DialogInterface.BUTTON_POSITIVE: newTab(url, false); break; case DialogInterface.BUTTON_NEGATIVE: mCurrentView.loadUrl(url); break; case DialogInterface.BUTTON_NEUTRAL: ClipboardManager clipboard = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE); ClipData clip = ClipData.newPlainText("label", url); clipboard.setPrimaryClip(clip); break; } } }; AlertDialog.Builder builder = new AlertDialog.Builder(mActivity); // dialog builder.setTitle(url).setMessage(getResources().getString(R.string.dialog_link)) .setPositiveButton(getResources().getString(R.string.action_new_tab), dialogClickListener) .setNegativeButton(getResources().getString(R.string.action_open), dialogClickListener) .setNeutralButton(getResources().getString(R.string.action_copy), dialogClickListener) .show(); } } else if (result != null) { if (result.getExtra() != null) { final String newUrl = result.getExtra(); if (result.getType() == HitTestResult.SRC_IMAGE_ANCHOR_TYPE || result.getType() == HitTestResult.IMAGE_TYPE) { DialogInterface.OnClickListener dialogClickListener = new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { switch (which) { case DialogInterface.BUTTON_POSITIVE: newTab(newUrl, false); break; case DialogInterface.BUTTON_NEGATIVE: mCurrentView.loadUrl(newUrl); break; case DialogInterface.BUTTON_NEUTRAL: if (API > 8) { Utils.downloadFile(mActivity, newUrl, mCurrentView.getUserAgent(), "attachment", false); } break; } } }; AlertDialog.Builder builder = new AlertDialog.Builder(mActivity); // dialog builder.setTitle(newUrl.replace(Constants.HTTP, "")) .setMessage(getResources().getString(R.string.dialog_image)) .setPositiveButton(getResources().getString(R.string.action_new_tab), dialogClickListener) .setNegativeButton(getResources().getString(R.string.action_open), dialogClickListener) .setNeutralButton(getResources().getString(R.string.action_download), dialogClickListener) .show(); } else { DialogInterface.OnClickListener dialogClickListener = new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { switch (which) { case DialogInterface.BUTTON_POSITIVE: newTab(newUrl, false); break; case DialogInterface.BUTTON_NEGATIVE: mCurrentView.loadUrl(newUrl); break; case DialogInterface.BUTTON_NEUTRAL: ClipboardManager clipboard = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE); ClipData clip = ClipData.newPlainText("label", newUrl); clipboard.setPrimaryClip(clip); break; } } }; AlertDialog.Builder builder = new AlertDialog.Builder(mActivity); // dialog builder.setTitle(newUrl).setMessage(getResources().getString(R.string.dialog_link)) .setPositiveButton(getResources().getString(R.string.action_new_tab), dialogClickListener) .setNegativeButton(getResources().getString(R.string.action_open), dialogClickListener) .setNeutralButton(getResources().getString(R.string.action_copy), dialogClickListener) .show(); } } } } /** * This method lets the search bar know that the page is currently loading * and that it should display the stop icon to indicate to the user that * pressing it stops the page from loading */ public void setIsLoading() { if (!mSearch.hasFocus()) { mIcon = mDeleteIcon; mSearch.setCompoundDrawables(null, null, mDeleteIcon, null); } } /** * This tells the search bar that the page is finished loading and it should * display the refresh icon */ public void setIsFinishedLoading() { if (!mSearch.hasFocus()) { mIcon = mRefreshIcon; mSearch.setCompoundDrawables(null, null, mRefreshIcon, null); } } /** * handle presses on the refresh icon in the search bar, if the page is * loading, stop the page, if it is done loading refresh the page. * * See setIsFinishedLoading and setIsLoading for displaying the correct icon */ public void refreshOrStop() { if (mCurrentView != null) { if (mCurrentView.getProgress() < 100) { mCurrentView.stopLoading(); } else { mCurrentView.reload(); } } } // Override this, use finish() for Incognito, moveTaskToBack for Main public void closeActivity() { finish(); } public class SortIgnoreCase implements Comparator<HistoryItem> { public int compare(HistoryItem o1, HistoryItem o2) { return o1.getTitle().toLowerCase(Locale.getDefault()) .compareTo(o2.getTitle().toLowerCase(Locale.getDefault())); } } @Override public int getMenu() { return R.menu.main; } @Override public void onClick(View v) { switch (v.getId()) { case R.id.action_back: if (mCurrentView != null) { if (mCurrentView.canGoBack()) { mCurrentView.goBack(); } else { deleteTab(mDrawerListLeft.getCheckedItemPosition()); } } break; case R.id.action_forward: if (mCurrentView != null) { if (mCurrentView.canGoForward()) { mCurrentView.goForward(); } } break; case R.id.arrow_button: if (mSearch != null && mSearch.hasFocus()) { mCurrentView.requestFocus(); } else { mDrawerLayout.openDrawer(mDrawerLeft); } break; case R.id.new_tab_button: newTab(null, true); break; case R.id.button_next: mCurrentView.getWebView().findNext(false); break; case R.id.button_back: mCurrentView.getWebView().findNext(true); break; case R.id.button_quit: mCurrentView.getWebView().clearMatches(); mSearchBar.setVisibility(View.GONE); break; } } }