NOT FOR REVIEW: Aura on Android

content/shell/android/java/src/org/chromium/content_shell/Shell.java

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.content_shell;
 
-import android.content.Context;
-import android.graphics.drawable.ClipDrawable;
-import android.text.TextUtils;
-import android.util.AttributeSet;
-import android.view.KeyEvent;
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.inputmethod.EditorInfo;
-import android.view.inputmethod.InputMethodManager;
-import android.widget.EditText;
-import android.widget.FrameLayout;
-import android.widget.ImageButton;
-import android.widget.LinearLayout;
-import android.widget.TextView;
-import android.widget.TextView.OnEditorActionListener;
-
 import org.chromium.base.annotations.CalledByNative;
 import org.chromium.base.annotations.JNINamespace;
-import org.chromium.content.browser.ContentView;
-import org.chromium.content.browser.ContentViewClient;
-import org.chromium.content.browser.ContentViewCore;
-import org.chromium.content.browser.ContentViewRenderView;
-import org.chromium.content_public.browser.LoadUrlParams;
-import org.chromium.content_public.browser.NavigationController;
-import org.chromium.content_public.browser.WebContents;
-import org.chromium.ui.base.WindowAndroid;
+//import org.chromium.content_public.browser.LoadUrlParams;
+//import org.chromium.content_public.browser.NavigationController;
+//import org.chromium.content_public.browser.WebContents;
+//import org.chromium.ui.base.WindowAndroid;
+
+//import org.chromium.ui.PlatformWindowAndroid;
 
 /**
  * Container for the various UI components that make up a shell window.
  */
 @JNINamespace("content")
-public class Shell extends LinearLayout {
+public class Shell {
 
-    private static final long COMPLETED_PROGRESS_TIMEOUT_MS = 200;
-
-    private final Runnable mClearProgressRunnable = new Runnable() {
-        @Override
-        public void run() {
-            mProgressDrawable.setLevel(0);
-        }
-    };
-
-    private ContentViewCore mContentViewCore;
-    private WebContents mWebContents;
-    private NavigationController mNavigationController;
-    private ContentViewClient mContentViewClient;
-    private EditText mUrlTextView;
-    private ImageButton mPrevButton;
-    private ImageButton mNextButton;
-    private ImageButton mStopReloadButton;
-
-    private ClipDrawable mProgressDrawable;
+//    private WebContents mWebContents;
+//    private NavigationController mNavigationController;
 
     private long mNativeShell;
-    private ContentViewRenderView mContentViewRenderView;
-    private WindowAndroid mWindow;
 
     private boolean mLoading = false;
     private boolean mIsFullscreen = false;
 
     /**
      * Constructor for inflating via XML.
      */
-    public Shell(Context context, AttributeSet attrs) {
-        super(context, attrs);
+    public Shell() {
     }
 
     /**
      * Set the SurfaceView being renderered to as soon as it is available.
      */
-    public void setContentViewRenderView(ContentViewRenderView contentViewRenderView) {
-        FrameLayout contentViewHolder = (FrameLayout) findViewById(R.id.contentview_holder);
-        if (contentViewRenderView == null) {
-            if (mContentViewRenderView != null) {
-                contentViewHolder.removeView(mContentViewRenderView);
-            }
-        } else {
-            contentViewHolder.addView(contentViewRenderView,
-                    new FrameLayout.LayoutParams(
-                            FrameLayout.LayoutParams.MATCH_PARENT,
-                            FrameLayout.LayoutParams.MATCH_PARENT));
-        }
-        mContentViewRenderView = contentViewRenderView;
-    }
+//    public void setPlatformWindowAndroid(PlatformWindowAndroid platformWindowAndroid) {
+//        FrameLayout contentViewHolder = (FrameLayout) findViewById(R.id.contentview_holder);
+//        if (contentViewRenderView == null) {
+//            if (mPlatformWindowAndroid != null) {
+//                contentViewHolder.removeView(mPlatformWindowAndroid);
+//            }
+//        } else {
+//            contentViewHolder.addView(platformWindowAndroid,
+//                    new FrameLayout.LayoutParams(
+//                            FrameLayout.LayoutParams.MATCH_PARENT,
+//                            FrameLayout.LayoutParams.MATCH_PARENT));
+//        }
+//        mPlatformWindowAndroid = platformWindowAndroid;
+//    }
 
     /**
      * Initializes the Shell for use.
      *
      * @param nativeShell The pointer to the native Shell object.
-     * @param window The owning window for this shell.
-     * @param client The {@link ContentViewClient} to be bound to any current or new
-     *               {@link ContentViewCore}s associated with this shell.
      */
-    public void initialize(long nativeShell, WindowAndroid window, ContentViewClient client) {
+    public void initialize(long nativeShell) {
         mNativeShell = nativeShell;
-        mWindow = window;
-        mContentViewClient = client;
     }
 
     /**
      * Closes the shell and cleans up the native instance, which will handle destroying all
      * dependencies.
      */
     public void close() {
         if (mNativeShell == 0) return;
         nativeCloseShell(mNativeShell);
     }
 
     @CalledByNative
     private void onNativeDestroyed() {
-        mWindow = null;
         mNativeShell = 0;
-        mContentViewCore.destroy();
     }
 
     /**
      * @return Whether the Shell has been destroyed.
      * @see #onNativeDestroyed()
      */
     public boolean isDestroyed() {
         return mNativeShell == 0;
     }
 
     /**
      * @return Whether or not the Shell is loading content.
      */
     public boolean isLoading() {
         return mLoading;
     }
 
-    @Override
-    protected void onFinishInflate() {
-        super.onFinishInflate();
-
-        mProgressDrawable = (ClipDrawable) findViewById(R.id.toolbar).getBackground();
-        initializeUrlField();
-        initializeNavigationButtons();
-    }
-
-    private void initializeUrlField() {
-        mUrlTextView = (EditText) findViewById(R.id.url);
-        mUrlTextView.setOnEditorActionListener(new OnEditorActionListener() {
-            @Override
-            public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
-                if ((actionId != EditorInfo.IME_ACTION_GO) && (event == null
-                        || event.getKeyCode() != KeyEvent.KEYCODE_ENTER
-                        || event.getAction() != KeyEvent.ACTION_DOWN)) {
-                    return false;
-                }
-                loadUrl(mUrlTextView.getText().toString());
-                setKeyboardVisibilityForUrl(false);
-                mContentViewCore.getContainerView().requestFocus();
-                return true;
-            }
-        });
-        mUrlTextView.setOnFocusChangeListener(new OnFocusChangeListener() {
-            @Override
-            public void onFocusChange(View v, boolean hasFocus) {
-                setKeyboardVisibilityForUrl(hasFocus);
-                mNextButton.setVisibility(hasFocus ? GONE : VISIBLE);
-                mPrevButton.setVisibility(hasFocus ? GONE : VISIBLE);
-                mStopReloadButton.setVisibility(hasFocus ? GONE : VISIBLE);
-                if (!hasFocus) {
-                    mUrlTextView.setText(mWebContents.getUrl());
-                }
-            }
-        });
-        mUrlTextView.setOnKeyListener(new OnKeyListener() {
-            @Override
-            public boolean onKey(View v, int keyCode, KeyEvent event) {
-                if (keyCode == KeyEvent.KEYCODE_BACK) {
-                    mContentViewCore.getContainerView().requestFocus();
-                    return true;
-                }
-                return false;
-            }
-        });
-    }
-
     /**
      * Loads an URL.  This will perform minimal amounts of sanitizing of the URL to attempt to
      * make it valid.
      *
      * @param url The URL to be loaded by the shell.
      */
     public void loadUrl(String url) {
         if (url == null) return;
-
-        if (TextUtils.equals(url, mWebContents.getUrl())) {
-            mNavigationController.reload(true);
-        } else {
-            mNavigationController.loadUrl(new LoadUrlParams(sanitizeUrl(url)));
-        }
-        mUrlTextView.clearFocus();
-        // TODO(aurimas): Remove this when crbug.com/174541 is fixed.
-        mContentViewCore.getContainerView().clearFocus();
-        mContentViewCore.getContainerView().requestFocus();
+        // TODO(mfomitchev): need mNavigationController for this
+//        if (TextUtils.equals(url, mWebContents.getUrl())) {
+//            mNavigationController.reload(true);
+//        } else {
+//            mNavigationController.loadUrl(new LoadUrlParams(sanitizeUrl(url)));
+//        }
     }
 
     /**
      * Given an URL, this performs minimal sanitizing to ensure it will be valid.
      * @param url The url to be sanitized.
      * @return The sanitized URL.
      */
     public static String sanitizeUrl(String url) {
         if (url == null) return null;
         if (url.startsWith("www.") || url.indexOf(":") == -1) url = "http://" + url;
         return url;
     }
 
-    private void initializeNavigationButtons() {
-        mPrevButton = (ImageButton) findViewById(R.id.prev);
-        mPrevButton.setOnClickListener(new OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                if (mNavigationController.canGoBack()) mNavigationController.goBack();
-            }
-        });
+//    @CalledByNative
+//    private void toggleFullscreenModeForTab(boolean enterFullscreen) {
+//        mIsFullscreen = enterFullscreen;
+//        LinearLayout toolBar = (LinearLayout) findViewById(R.id.toolbar);
+//        toolBar.setVisibility(enterFullscreen ? GONE : VISIBLE);
+//    }
 
-        mNextButton = (ImageButton) findViewById(R.id.next);
-        mNextButton.setOnClickListener(new OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                if (mNavigationController.canGoForward()) mNavigationController.goForward();
-            }
-        });
-        mStopReloadButton = (ImageButton) findViewById(R.id.stop_reload_button);
-        mStopReloadButton.setOnClickListener(new OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                if (mLoading) mWebContents.stop();
-                else mNavigationController.reload(true);
-            }
-        });
-    }
+//    @CalledByNative
+//    private boolean isFullscreenForTabOrPending() {
+//        return mIsFullscreen;
+//    }
 
-    @SuppressWarnings("unused")
-    @CalledByNative
-    private void onUpdateUrl(String url) {
-        mUrlTextView.setText(url);
-    }
+//    @SuppressWarnings("unused")
+//    @CalledByNative
+//    private void setIsLoading(boolean loading) {
+//        mLoading = loading;
+//        if (mLoading) {
+//            mStopReloadButton
+//                    .setImageResource(android.R.drawable.ic_menu_close_clear_cancel);
+//        } else {
+//            mStopReloadButton.setImageResource(R.drawable.ic_refresh);
+//        }
+//    }
 
-    @SuppressWarnings("unused")
-    @CalledByNative
-    private void onLoadProgressChanged(double progress) {
-        removeCallbacks(mClearProgressRunnable);
-        mProgressDrawable.setLevel((int) (10000.0 * progress));
-        if (progress == 1.0) postDelayed(mClearProgressRunnable, COMPLETED_PROGRESS_TIMEOUT_MS);
-    }
+//    /**
+//     * Initializes the ContentView based on the native tab contents pointer passed in.
+//     * @param webContents A {@link WebContents} object.
+//     */
+//    @SuppressWarnings("unused")
+//    @CalledByNative
+//    private void initFromNativeTabContents(WebContents webContents) {
+//        Context context = getContext();
+//        mContentViewCore = new ContentViewCore(context);
+//        ContentView cv = new ContentView(context, mContentViewCore);
+//        mContentViewCore.initialize(cv, cv, webContents, mWindow);
+//        mContentViewCore.setContentViewClient(mContentViewClient);
+//        mWebContents = mContentViewCore.getWebContents();
+//        mNavigationController = mWebContents.getNavigationController();
+//        if (getParent() != null) mContentViewCore.onShow();
+//        if (mWebContents.getUrl() != null) {
+//            mUrlTextView.setText(mWebContents.getUrl());
+//        }
+//        ((FrameLayout) findViewById(R.id.contentview_holder)).addView(cv,
+//                new FrameLayout.LayoutParams(
+//                        FrameLayout.LayoutParams.MATCH_PARENT,
+//                        FrameLayout.LayoutParams.MATCH_PARENT));
+//        cv.requestFocus();
+//        mContentViewRenderView.setCurrentContentViewCore(mContentViewCore);
+//    }
 
-    @CalledByNative
-    private void toggleFullscreenModeForTab(boolean enterFullscreen) {
-        mIsFullscreen = enterFullscreen;
-        LinearLayout toolBar = (LinearLayout) findViewById(R.id.toolbar);
-        toolBar.setVisibility(enterFullscreen ? GONE : VISIBLE);
-    }
+//    /**
+//     * Enable/Disable navigation(Prev/Next) button if navigation is allowed/disallowed
+//     * in respective direction.
+//     * @param controlId Id of button to update
+//     * @param enabled enable/disable value
+//     */
+//    @CalledByNative
+//    private void enableUiControl(int controlId, boolean enabled) {
+//        if (controlId == 0) {
+//            mPrevButton.setEnabled(enabled);
+//        } else if (controlId == 1) {
+//            mNextButton.setEnabled(enabled);
+//        }
+//    }
 
-    @CalledByNative
-    private boolean isFullscreenForTabOrPending() {
-        return mIsFullscreen;
-    }
+//     /**
+//     * @return The {@link WebContents} currently managing the content shown by this Shell.
+//     */
+//    public WebContents getWebContents() {
+//        return mWebContents;
+//    }
 
-    @SuppressWarnings("unused")
-    @CalledByNative
-    private void setIsLoading(boolean loading) {
-        mLoading = loading;
-        if (mLoading) {
-            mStopReloadButton
-                    .setImageResource(android.R.drawable.ic_menu_close_clear_cancel);
-        } else {
-            mStopReloadButton.setImageResource(R.drawable.ic_refresh);
-        }
-    }
-
-    /**
-     * Initializes the ContentView based on the native tab contents pointer passed in.
-     * @param webContents A {@link WebContents} object.
-     */
-    @SuppressWarnings("unused")
-    @CalledByNative
-    private void initFromNativeTabContents(WebContents webContents) {
-        Context context = getContext();
-        mContentViewCore = new ContentViewCore(context);
-        ContentView cv = new ContentView(context, mContentViewCore);
-        mContentViewCore.initialize(cv, cv, webContents, mWindow);
-        mContentViewCore.setContentViewClient(mContentViewClient);
-        mWebContents = mContentViewCore.getWebContents();
-        mNavigationController = mWebContents.getNavigationController();
-        if (getParent() != null) mContentViewCore.onShow();
-        if (mWebContents.getUrl() != null) {
-            mUrlTextView.setText(mWebContents.getUrl());
-        }
-        ((FrameLayout) findViewById(R.id.contentview_holder)).addView(cv,
-                new FrameLayout.LayoutParams(
-                        FrameLayout.LayoutParams.MATCH_PARENT,
-                        FrameLayout.LayoutParams.MATCH_PARENT));
-        cv.requestFocus();
-        mContentViewRenderView.setCurrentContentViewCore(mContentViewCore);
-    }
-
-    /**
-     * Enable/Disable navigation(Prev/Next) button if navigation is allowed/disallowed
-     * in respective direction.
-     * @param controlId Id of button to update
-     * @param enabled enable/disable value
-     */
-    @CalledByNative
-    private void enableUiControl(int controlId, boolean enabled) {
-        if (controlId == 0) {
-            mPrevButton.setEnabled(enabled);
-        } else if (controlId == 1) {
-            mNextButton.setEnabled(enabled);
-        }
-    }
-
-    /**
-     * @return The {@link ViewGroup} currently shown by this Shell.
-     */
-    public ViewGroup getContentView() {
-        return mContentViewCore.getContainerView();
-    }
-
-    /**
-     * @return The {@link ContentViewCore} currently managing the view shown by this Shell.
-     */
-    public ContentViewCore getContentViewCore() {
-        return mContentViewCore;
-    }
-
-     /**
-     * @return The {@link WebContents} currently managing the content shown by this Shell.
-     */
-    public WebContents getWebContents() {
-        return mWebContents;
-    }
-
-    private void setKeyboardVisibilityForUrl(boolean visible) {
-        InputMethodManager imm = (InputMethodManager) getContext().getSystemService(
-                Context.INPUT_METHOD_SERVICE);
-        if (visible) {
-            imm.showSoftInput(mUrlTextView, InputMethodManager.SHOW_IMPLICIT);
-        } else {
-            imm.hideSoftInputFromWindow(mUrlTextView.getWindowToken(), 0);
-        }
-    }
+//    private void setKeyboardVisibilityForUrl(boolean visible) {
+//        InputMethodManager imm = (InputMethodManager) getContext().getSystemService(
+//                Context.INPUT_METHOD_SERVICE);
+//        if (visible) {
+//            imm.showSoftInput(mUrlTextView, InputMethodManager.SHOW_IMPLICIT);
+//        } else {
+//            imm.hideSoftInputFromWindow(mUrlTextView.getWindowToken(), 0);
+//        }
+//    }
 
     private static native void nativeCloseShell(long shellPtr);
 }