[android_webview] Add test shell for webview.

android_webview/shell_apk/src/org/chromium/android_webview/shell/AndroidWebViewTestShellActivity.java

Index: android_webview/shell_apk/src/org/chromium/android_webview/shell/AndroidWebViewTestShellActivity.java
diff --git a/android_webview/shell_apk/src/org/chromium/android_webview/shell/AndroidWebViewTestShellActivity.java b/android_webview/shell_apk/src/org/chromium/android_webview/shell/AndroidWebViewTestShellActivity.java
new file mode 100644
index 0000000000000000000000000000000000000000..e1408e8c4e2b349c50c4a66f0e2ac7e143d79340
--- /dev/null
+++ b/android_webview/shell_apk/src/org/chromium/android_webview/shell/AndroidWebViewTestShellActivity.java
@@ -0,0 +1,162 @@
+// Copyright (c) 2013 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.android_webview.shell;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.os.Bundle;
+import android.text.TextUtils;
+import android.util.Log;
+import android.view.KeyEvent;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.View.OnFocusChangeListener;
+import android.view.ViewGroup.LayoutParams;
+import android.view.WindowManager;
+import android.view.inputmethod.EditorInfo;
+import android.view.inputmethod.InputMethodManager;
+import android.widget.EditText;
+import android.widget.ImageButton;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+import android.widget.TextView.OnEditorActionListener;
+
+import org.chromium.android_webview.AwBrowserProcess;
+import org.chromium.android_webview.AwBrowserContext;
+import org.chromium.android_webview.AwContents;
+import org.chromium.android_webview.AwContentsClient;
+import org.chromium.android_webview.test.AwTestContainerView;
+import org.chromium.android_webview.test.NullContentsClient;
+import org.chromium.content.browser.LoadUrlParams;
+
+/*
+ * This is a lightweight activity for tests that only require WebView functionality.
+ */
+public class AndroidWebViewTestShellActivity extends Activity {
+    private final static String PREFERENCES_NAME = "AndroidWebViewTestShellPrefs";
+    private final static String INITIAL_URL = "about:blank";
+    private AwTestContainerView mAwTestContainerView;
+    private EditText mUrlTextView;
+    private ImageButton mPrevButton;
+    private ImageButton mNextButton;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.testshell_activity);
+
+        mAwTestContainerView = createAwTestContainerView();
+
+        LinearLayout contentContainer = (LinearLayout) findViewById(R.id.content_container);
+        mAwTestContainerView.setLayoutParams(new LinearLayout.LayoutParams(
+                LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT, 1f));
+        contentContainer.addView(mAwTestContainerView);
+        mAwTestContainerView.requestFocus();
+
+        initializeUrlField();
+        initializeNavigationButtons();
+
+        String startupUrl = getUrlFromIntent(getIntent());
+        if (TextUtils.isEmpty(startupUrl)) {
+            startupUrl = INITIAL_URL;
+        }
+
+        mAwTestContainerView.getAwContents().loadUrl(new LoadUrlParams(startupUrl));
+        mUrlTextView.setText(startupUrl);
+    }
+
+    private AwTestContainerView createAwTestContainerView() {
+        AwTestContainerView testContainerView = new AwTestContainerView(this);
+        AwContentsClient awContentsClient = new NullContentsClient() {
+            @Override
+            public void onPageStarted(String url) {
+                if (mUrlTextView != null) {
+                    mUrlTextView.setText(url);
+                }
+            }
+        };
+
+        SharedPreferences sharedPreferences =
+            getSharedPreferences(PREFERENCES_NAME, Context.MODE_PRIVATE);
+        AwBrowserContext browserContext = new AwBrowserContext(sharedPreferences);
+
+        testContainerView.initialize(new AwContents(browserContext, testContainerView,
+                testContainerView.getInternalAccessDelegate(),
+                awContentsClient, false));
+        testContainerView.getContentViewCore().getContentSettings().setJavaScriptEnabled(true);
+        return testContainerView;
+    }
+
+    private static String getUrlFromIntent(Intent intent) {
+        return intent != null ? intent.getDataString() : null;
+    }
+
+    private void setKeyboardVisibilityForUrl(boolean visible) {
+        InputMethodManager imm = (InputMethodManager) getSystemService(
+                Context.INPUT_METHOD_SERVICE);
+        if (visible) {
+            imm.showSoftInput(mUrlTextView, InputMethodManager.SHOW_IMPLICIT);
+        } else {
+            imm.hideSoftInputFromWindow(mUrlTextView.getWindowToken(), 0);
+        }
+    }
+
+    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.getKeyCode() != KeyEvent.ACTION_DOWN)) {
+                    return false;
+                }
+
+                mAwTestContainerView.getAwContents().loadUrl(
+                        new LoadUrlParams(mUrlTextView.getText().toString()));
+                mUrlTextView.clearFocus();
+                setKeyboardVisibilityForUrl(false);
+                mAwTestContainerView.requestFocus();
+                return true;
+            }
+        });
+        mUrlTextView.setOnFocusChangeListener(new OnFocusChangeListener() {
+            @Override
+            public void onFocusChange(View v, boolean hasFocus) {
+                setKeyboardVisibilityForUrl(hasFocus);
+                mNextButton.setVisibility(hasFocus ? View.GONE : View.VISIBLE);
+                mPrevButton.setVisibility(hasFocus ? View.GONE : View.VISIBLE);
+                if (!hasFocus) {
+                    mUrlTextView.setText(mAwTestContainerView.getContentViewCore().getUrl());
+                }
+            }
+        });
+    }
+
+    private void initializeNavigationButtons() {
+        mPrevButton = (ImageButton) findViewById(R.id.prev);
+        mPrevButton.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                if (mAwTestContainerView.getContentViewCore().canGoBack()) {
+                    mAwTestContainerView.getContentViewCore().goBack();
+                }
+            }
+        });
+
+        mNextButton = (ImageButton) findViewById(R.id.next);
+        mNextButton.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                if (mAwTestContainerView.getContentViewCore().canGoForward()) {
+                        mAwTestContainerView.getContentViewCore().goForward();
+                }
+            }
+        });
+    }
+}