[CRD iOS] Send key events to the session.

remoting/client/input/simple_keyboard_input_strategy.cc

+// Copyright 2017 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.
+
+#include "remoting/client/input/simple_keyboard_input_strategy.h"
+
+#include "remoting/client/native_device_keymap.h"
+
+namespace remoting {
+
+SimpleKeyboardInputStrategy::SimpleKeyboardInputStrategy() {}
+
+SimpleKeyboardInputStrategy::~SimpleKeyboardInputStrategy() {}
+
+std::queue<KeyEvent> SimpleKeyboardInputStrategy::ConvertTextEvent(
+    const std::string& text,
+    uint8_t modifiers) {
+  std::queue<KeyEvent> keys;
+  for (size_t i = 0; i < text.size(); i++) {
+    KeycodeWithModifier keycode = AsciiToUsbKeycodeWithModifier(text.at(i));
+    if (keycode.modifier) {
+      // Key modifier press.
+      KeyEvent modifier_down;
+      modifier_down.keycode = keycode.modifier;
+      modifier_down.keydown = true;
+      keys.push(modifier_down);
+    }
+
+    // Key press.
+    KeyEvent key_down;
+    key_down.keycode = keycode.keycode;
+    key_down.keydown = true;
+    keys.push(key_down);
+
+    // Key release.
+    KeyEvent key_up;
+    key_up.keycode = keycode.keycode;
+    key_up.keydown = false;
+    keys.push(key_up);
+
+    if (keycode.modifier) {
+      // Key modifier release.
+      KeyEvent modifier;
+      modifier.keycode = keycode.modifier;
+      modifier.keydown = false;
+      keys.push(modifier);
+    }
+  }
+  return keys;
+}
+
+std::queue<KeyEvent> SimpleKeyboardInputStrategy::ConvertDeleteEvent(
+    uint8_t modifiers) {
+  std::queue<KeyEvent> keys;
+  return keys;
+}
+
+}  // namespace remoting