Index: content/public/android/java/src/org/chromium/content/browser/input/ChromiumBaseInputConnection.java |
diff --git a/content/public/android/java/src/org/chromium/content/browser/input/ChromiumBaseInputConnection.java b/content/public/android/java/src/org/chromium/content/browser/input/ChromiumBaseInputConnection.java |
new file mode 100644 |
index 0000000000000000000000000000000000000000..4d4ae1d052fb172761eab9f5db02b3c044ef8bb2 |
--- /dev/null |
+++ b/content/public/android/java/src/org/chromium/content/browser/input/ChromiumBaseInputConnection.java |
@@ -0,0 +1,114 @@ |
+// Copyright 2016 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.browser.input; |
+ |
+import android.os.Handler; |
+import android.os.Looper; |
+import android.view.KeyEvent; |
+import android.view.View; |
+import android.view.inputmethod.EditorInfo; |
+import android.view.inputmethod.InputConnection; |
+ |
+import org.chromium.base.VisibleForTesting; |
+ |
+import java.util.concurrent.Callable; |
+import java.util.concurrent.FutureTask; |
+import java.util.concurrent.TimeUnit; |
+ |
+/** |
+ * An interface to help switch between AdapterInputConnection and ChromiumInputConnection. |
+ */ |
+public interface ChromiumBaseInputConnection extends InputConnection { |
+ |
+ /** |
+ * A class to post, run some runnable or callable on the given handler. |
+ */ |
+ public static class ThreadManager { |
+ private final Handler mHandler; |
+ |
+ public ThreadManager(Handler handler) { |
+ mHandler = handler; |
+ } |
+ |
+ public Handler getHandler() { |
+ return mHandler; |
+ } |
+ |
+ public boolean runningOnThisThread() { |
+ return mHandler.getLooper() == Looper.myLooper(); |
+ } |
+ |
+ public void post(Runnable runnable) { |
+ mHandler.post(runnable); |
+ } |
+ |
+ public <T> T runBlockingForTesting(Callable<T> c) throws Exception { |
+ if (runningOnThisThread()) { |
+ return c.call(); |
+ } else { |
+ FutureTask<T> task = new FutureTask<T>(c); |
+ mHandler.post(task); |
+ return task.get(5, TimeUnit.SECONDS); |
+ } |
+ } |
+ } |
+ |
+ /** |
+ * A factory class to create or reuse ChromiumBaseInputConnection. |
+ */ |
+ public interface Factory { |
+ ChromiumBaseInputConnection initializeAndGet(View view, ImeAdapter imeAdapter, |
+ int inputType, int inputFlags, EditorInfo outAttrs); |
+ |
+ @VisibleForTesting |
+ ThreadManager getThreadManager(); |
+ } |
+ |
+ /** |
+ * Updates the internal representation of the text being edited and its selection and |
+ * composition properties. |
+ * |
+ * @param text The String contents of the field being edited. |
+ * @param selectionStart The character offset of the selection start, or the caret position if |
+ * there is no selection. |
+ * @param selectionEnd The character offset of the selection end, or the caret position if there |
+ * is no selection. |
+ * @param compositionStart The character offset of the composition start, or -1 if there is no |
+ * composition. |
+ * @param compositionEnd The character offset of the composition end, or -1 if there is no |
+ * selection. |
+ * @param isNonImeChange True when the update was caused by non-IME (e.g. Javascript). |
+ */ |
+ void updateStateOnUiThread(String text, int selectionStart, int selectionEnd, |
+ int compositionStart, int compositionEnd, boolean singleLine, boolean isNonImeChange); |
+ |
+ /** |
+ * Send key event on UI thread. |
+ * @param event A key event. |
+ */ |
+ boolean sendKeyEventOnUiThread(KeyEvent event); |
+ |
+ /** |
+ * Call this when restartInput() is called. |
+ */ |
+ void onRestartInputOnUiThread(); |
+ |
+ /** |
+ * @return The thread manager for this InputConnection. |
+ */ |
+ @VisibleForTesting |
+ ThreadManager getThreadManager(); |
+ |
+ /** |
+ * Move cursor to the end of the current selection. |
+ */ |
+ void moveCursorToSelectionEndOnUiThread(); |
+ |
+ /** |
+ * Unblock thread function if needed, e.g. we found that we will |
+ * never get state update. |
+ */ |
+ void unblock(); |
+} |