PPAPI: Move IMEInputEvent and TextInput to stable.

ppapi/cpp/text_input.cc

+// Copyright (c) 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.
+
+#include "ppapi/cpp/text_input.h"
+
+#include "ppapi/c/ppp_text_input.h"
+#include "ppapi/cpp/instance.h"
+#include "ppapi/cpp/instance_handle.h"
+#include "ppapi/cpp/module_impl.h"
+#include "ppapi/cpp/rect.h"
+
+namespace pp {
+
+namespace {
+
+static const char kPPPTextInputInterface[] = PPP_TEXTINPUT_INTERFACE;
+
+void RequestSurroundingText(PP_Instance instance,
+                            uint32_t desired_number_of_characters) {
+  void* object = Instance::GetPerInstanceObject(instance,
+                                                kPPPTextInputInterface);
+  if (!object)
+    return;
+  static_cast<TextInput*>(object)->RequestSurroundingText(
+      desired_number_of_characters);
+}
+
+const PPP_TextInput ppp_text_input = {
+  &RequestSurroundingText
+};
+
+template <> const char* interface_name<PPB_TextInput_1_0>() {
+  return PPB_TEXTINPUT_INTERFACE_1_0;
+}
+
+}  // namespace
+
+
+TextInput::TextInput(Instance* instance)
+    : instance_(instance) {
+  Module::Get()->AddPluginInterface(kPPPTextInputInterface,
+                                    &ppp_text_input);
+  instance->AddPerInstanceObject(kPPPTextInputInterface, this);
+}
+
+TextInput::~TextInput() {
+  Instance::RemovePerInstanceObject(instance_, kPPPTextInputInterface, this);
+}
+
+void TextInput::RequestSurroundingText(uint32_t) {
+  // Default implementation. Send a null range.
+  UpdateSurroundingText(std::string(), 0, 0);
+}
+
+void TextInput::SetTextInputType(PP_TextInput_Type type) {
+  if (has_interface<PPB_TextInput_1_0>()) {
+    get_interface<PPB_TextInput_1_0>()->SetTextInputType(
+        instance_.pp_instance(), type);
+  }
+}
+
+void TextInput::UpdateCaretPosition(const Rect& caret,
+                                    const Rect& bounding_box) {
+  if (has_interface<PPB_TextInput_1_0>()) {
+    get_interface<PPB_TextInput_1_0>()->UpdateCaretPosition(
+        instance_.pp_instance(), &caret.pp_rect(), &bounding_box.pp_rect());
+  }
+}
+
+void TextInput::CancelCompositionText() {
+  if (has_interface<PPB_TextInput_1_0>()) {
+    get_interface<PPB_TextInput_1_0>()->CancelCompositionText(
+        instance_.pp_instance());
+  }
+}
+
+void TextInput::SelectionChanged() {
+  if (has_interface<PPB_TextInput_1_0>()) {
+    get_interface<PPB_TextInput_1_0>()->SelectionChanged(
+        instance_.pp_instance());
+  }
+}
+
+void TextInput::UpdateSurroundingText(const std::string& text,
+                                      uint32_t caret,
+                                      uint32_t anchor) {
+  if (has_interface<PPB_TextInput_1_0>()) {
+    get_interface<PPB_TextInput_1_0>()->UpdateSurroundingText(
+        instance_.pp_instance(), text.c_str(), caret, anchor);
+  }
+}
+
+
+}  // namespace pp