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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_IME_ADAPTER_ANDROID_H_ |
| 6 #define CONTENT_BROWSER_RENDERER_HOST_IME_ADAPTER_ANDROID_H_ |
| 7 |
| 8 #include <jni.h> |
| 9 |
| 10 #include <vector> |
| 11 |
| 12 #include "base/android/jni_weak_ref.h" |
| 13 #include "base/strings/string16.h" |
| 14 #include "content/common/content_export.h" |
| 15 #include "ui/gfx/geometry/rect_f.h" |
| 16 |
| 17 namespace blink { |
| 18 |
| 19 struct WebCompositionUnderline; |
| 20 |
| 21 } // namespace blink |
| 22 |
| 23 namespace content { |
| 24 |
| 25 class RenderFrameHost; |
| 26 class RenderWidgetHostImpl; |
| 27 class RenderWidgetHostViewAndroid; |
| 28 |
| 29 // This class is in charge of dispatching key events from the java side |
| 30 // and forward to renderer along with input method results via |
| 31 // corresponding host view. |
| 32 // Ownership of these objects remains on the native side (see |
| 33 // RenderWidgetHostViewAndroid). |
| 34 class CONTENT_EXPORT ImeAdapterAndroid { |
| 35 public: |
| 36 explicit ImeAdapterAndroid(RenderWidgetHostViewAndroid* rwhva); |
| 37 ~ImeAdapterAndroid(); |
| 38 |
| 39 // Called from java -> native |
| 40 bool SendKeyEvent( |
| 41 JNIEnv* env, |
| 42 const base::android::JavaParamRef<jobject>&, |
| 43 const base::android::JavaParamRef<jobject>& original_key_event, |
| 44 int type, |
| 45 int modifiers, |
| 46 jlong time_ms, |
| 47 int key_code, |
| 48 int scan_code, |
| 49 bool is_system_key, |
| 50 int unicode_text); |
| 51 void SetComposingText(JNIEnv* env, |
| 52 const base::android::JavaParamRef<jobject>& obj, |
| 53 const base::android::JavaParamRef<jobject>& text, |
| 54 const base::android::JavaParamRef<jstring>& text_str, |
| 55 int relative_cursor_pos); |
| 56 void CommitText(JNIEnv* env, |
| 57 const base::android::JavaParamRef<jobject>& obj, |
| 58 const base::android::JavaParamRef<jobject>& text, |
| 59 const base::android::JavaParamRef<jstring>& text_str, |
| 60 int relative_cursor_pos); |
| 61 void FinishComposingText(JNIEnv* env, |
| 62 const base::android::JavaParamRef<jobject>&); |
| 63 void AttachImeAdapter( |
| 64 JNIEnv*, |
| 65 const base::android::JavaParamRef<jobject>& java_object); |
| 66 void SetEditableSelectionOffsets(JNIEnv*, |
| 67 const base::android::JavaParamRef<jobject>&, |
| 68 int start, |
| 69 int end); |
| 70 void SetComposingRegion(JNIEnv*, |
| 71 const base::android::JavaParamRef<jobject>&, |
| 72 int start, |
| 73 int end); |
| 74 void DeleteSurroundingText(JNIEnv*, |
| 75 const base::android::JavaParamRef<jobject>&, |
| 76 int before, |
| 77 int after); |
| 78 void DeleteSurroundingTextInCodePoints( |
| 79 JNIEnv*, |
| 80 const base::android::JavaParamRef<jobject>&, |
| 81 int before, |
| 82 int after); |
| 83 void ResetImeAdapter(JNIEnv*, const base::android::JavaParamRef<jobject>&); |
| 84 void RequestCursorUpdate(JNIEnv*, const base::android::JavaParamRef<jobject>&, |
| 85 bool immediateRequest, bool monitorRequest); |
| 86 bool RequestTextInputStateUpdate(JNIEnv*, |
| 87 const base::android::JavaParamRef<jobject>&); |
| 88 |
| 89 // Called from native -> java |
| 90 void CancelComposition(); |
| 91 void FocusedNodeChanged(bool is_editable_node); |
| 92 void SetCharacterBounds(const std::vector<gfx::RectF>& rects); |
| 93 |
| 94 base::android::ScopedJavaLocalRef<jobject> java_ime_adapter_for_testing( |
| 95 JNIEnv* env) { |
| 96 return java_ime_adapter_.get(env); |
| 97 } |
| 98 |
| 99 private: |
| 100 RenderWidgetHostImpl* GetFocusedWidget(); |
| 101 RenderFrameHost* GetFocusedFrame(); |
| 102 std::vector<blink::WebCompositionUnderline> GetUnderlinesFromSpans( |
| 103 JNIEnv* env, |
| 104 const base::android::JavaParamRef<jobject>& obj, |
| 105 const base::android::JavaParamRef<jobject>& text, |
| 106 const base::string16& text16); |
| 107 |
| 108 RenderWidgetHostViewAndroid* rwhva_; |
| 109 JavaObjectWeakGlobalRef java_ime_adapter_; |
| 110 }; |
| 111 |
| 112 bool RegisterImeAdapter(JNIEnv* env); |
| 113 |
| 114 } // namespace content |
| 115 |
| 116 #endif // CONTENT_BROWSER_RENDERER_HOST_IME_ADAPTER_ANDROID_H_ |
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