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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_ANDROID_IME_ADAPTER_ANDROID_H_ | |
6 #define CONTENT_BROWSER_ANDROID_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 "content/public/browser/web_contents_observer.h" | |
16 #include "ui/gfx/geometry/rect_f.h" | |
17 | |
18 namespace blink { | |
19 | |
20 struct WebCompositionUnderline; | |
21 | |
22 } // namespace blink | |
23 | |
24 namespace content { | |
25 | |
26 class RenderFrameHost; | |
27 class RenderWidgetHostImpl; | |
28 class RenderWidgetHostViewAndroid; | |
29 | |
30 // This class is in charge of dispatching key events from the java side | |
31 // and forward to renderer along with input method results via | |
32 // corresponding host view. | |
33 // Ownership of these objects remains on the native side (see | |
34 // RenderWidgetHostViewAndroid). | |
35 class CONTENT_EXPORT ImeAdapterAndroid : public WebContentsObserver { | |
36 public: | |
37 ImeAdapterAndroid(JNIEnv* env, | |
38 const base::android::JavaParamRef<jobject>& obj, | |
39 WebContents* web_contents); | |
40 ~ImeAdapterAndroid() override; | |
41 | |
42 // Called from java -> native | |
43 bool SendKeyEvent( | |
44 JNIEnv* env, | |
45 const base::android::JavaParamRef<jobject>&, | |
46 const base::android::JavaParamRef<jobject>& original_key_event, | |
47 int type, | |
48 int modifiers, | |
49 jlong time_ms, | |
50 int key_code, | |
51 int scan_code, | |
52 bool is_system_key, | |
53 int unicode_text); | |
54 void SetComposingText(JNIEnv* env, | |
55 const base::android::JavaParamRef<jobject>& obj, | |
56 const base::android::JavaParamRef<jobject>& text, | |
57 const base::android::JavaParamRef<jstring>& text_str, | |
58 int relative_cursor_pos); | |
59 void CommitText(JNIEnv* env, | |
60 const base::android::JavaParamRef<jobject>& obj, | |
61 const base::android::JavaParamRef<jobject>& text, | |
62 const base::android::JavaParamRef<jstring>& text_str, | |
63 int relative_cursor_pos); | |
64 void FinishComposingText(JNIEnv* env, | |
65 const base::android::JavaParamRef<jobject>&); | |
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 RequestCursorUpdate(JNIEnv*, | |
84 const base::android::JavaParamRef<jobject>&, | |
85 bool immediateRequest, | |
86 bool monitorRequest); | |
87 bool RequestTextInputStateUpdate(JNIEnv*, | |
88 const base::android::JavaParamRef<jobject>&); | |
89 | |
90 // Called from native -> java | |
91 void CancelComposition(); | |
92 void FocusedNodeChanged(bool is_editable_node); | |
93 void SetCharacterBounds(const std::vector<gfx::RectF>& rects); | |
94 | |
95 base::android::ScopedJavaLocalRef<jobject> java_ime_adapter_for_testing( | |
96 JNIEnv* env) { | |
97 return java_ime_adapter_.get(env); | |
98 } | |
99 | |
100 // WebContentsObserver implementation. | |
101 void RenderViewReady() override; | |
102 void RenderViewHostChanged(RenderViewHost* old_host, | |
103 RenderViewHost* new_host) override; | |
104 void DidAttachInterstitialPage() override; | |
105 void DidDetachInterstitialPage() override; | |
106 void WebContentsDestroyed() override; | |
107 | |
108 private: | |
109 RenderWidgetHostImpl* GetFocusedWidget(); | |
110 RenderFrameHost* GetFocusedFrame(); | |
111 std::vector<blink::WebCompositionUnderline> GetUnderlinesFromSpans( | |
112 JNIEnv* env, | |
113 const base::android::JavaParamRef<jobject>& obj, | |
114 const base::android::JavaParamRef<jobject>& text, | |
115 const base::string16& text16); | |
116 RenderWidgetHostViewAndroid* GetRenderWidgetHostViewAndroid() const; | |
117 void UpdateRenderProcessConnection(RenderWidgetHostViewAndroid* new_rwhva); | |
118 | |
119 RenderWidgetHostViewAndroid* rwhva_; | |
120 JavaObjectWeakGlobalRef java_ime_adapter_; | |
121 }; | |
122 | |
123 bool RegisterImeAdapter(JNIEnv* env); | |
124 | |
125 } // namespace content | |
126 | |
127 #endif // CONTENT_BROWSER_ANDROID_IME_ADAPTER_ANDROID_H_ | |
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