mirror of
https://github.com/openharmony/miscservices_inputmethod.git
synced 2026-07-18 17:24:37 -04:00
zhouyongfei
104 lines
3.9 KiB
C++
104 lines
3.9 KiB
C++
/*
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* Copyright (C) 2021 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef FM_IMC_PROJECT_INPUTMETHODCONTROLLER_H
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#define FM_IMC_PROJECT_INPUTMETHODCONTROLLER_H
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#include <mutex>
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#include <thread>
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#include "input_data_channel_stub.h"
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#include "input_client_stub.h"
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#include "input_method_system_ability_proxy.h"
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#include "input_method_agent_proxy.h"
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#include "i_input_method_agent.h"
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#include "message_handler.h"
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#include "iremote_object.h"
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#include "input_method_utils.h"
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#include "key_event.h"
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namespace OHOS {
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namespace MiscServices {
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class InputDataChannelStub;
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class InputMethodSystemAbilityProxy;
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class OnTextChangedListener : public virtual RefBase {
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public:
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virtual void InsertText(const std::u16string& text) = 0;
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virtual void DeleteForward(int32_t length) = 0;
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virtual void DeleteBackward(int32_t length) = 0;
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virtual void SendKeyEventFromInputMethod(const KeyEvent& event) = 0;
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virtual void SendKeyboardInfo(const KeyboardInfo& info) = 0;
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virtual void SetKeyboardStatus(bool status) = 0;
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virtual void MoveCursor(const Direction direction) = 0;
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};
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class ImsaDeathRecipient : public IRemoteObject::DeathRecipient {
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public:
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explicit ImsaDeathRecipient();
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~ImsaDeathRecipient() = default;
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void OnRemoteDied(const wptr<IRemoteObject> &object) override;
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};
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class InputMethodController : public RefBase {
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public:
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static sptr<InputMethodController> GetInstance();
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void Attach(sptr<OnTextChangedListener> &listener);
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std::u16string GetTextBeforeCursor();
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std::u16string GetTextAfterCursor();
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void ShowTextInput();
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void HideTextInput();
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void Close();
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void OnRemoteSaDied(const wptr<IRemoteObject> &object);
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void OnCursorUpdate(CursorInfo cursorInfo);
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void OnSelectionChange(std::u16string text, int start, int end);
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void OnConfigurationChange(Configuration info);
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bool dispatchKeyEvent(std::shared_ptr<MMI::KeyEvent> keyEvent);
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private:
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InputMethodController();
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~InputMethodController();
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bool Initialize();
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sptr<InputMethodSystemAbilityProxy> GetImsaProxy();
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void PrepareInput(int32_t displayId, sptr<InputClientStub> &client, sptr<InputDataChannelStub> &channel,
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InputAttribute &attribute);
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void StartInput(sptr<InputClientStub> &client);
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void StopInput(sptr<InputClientStub> &client);
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void ReleaseInput(sptr<InputClientStub> &client);
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void WorkThread();
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sptr<InputDataChannelStub> mInputDataChannel;
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sptr<InputClientStub> mClient;
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sptr<InputMethodSystemAbilityProxy> mImms;
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sptr<ImsaDeathRecipient> deathRecipient_;
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sptr<InputMethodAgentProxy> mAgent;
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OnTextChangedListener *textListener;
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InputAttribute mAttribute;
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std::u16string mTextString;
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int mSelectOldBegin = 0;
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int mSelectOldEnd = 0;
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int mSelectNewBegin = 0;
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int mSelectNewEnd = 0;
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CursorInfo cursorInfo_;
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static std::mutex instanceLock_;
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static sptr<InputMethodController> instance_;
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std::thread workThreadHandler;
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MessageHandler *msgHandler;
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bool stop_;
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};
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}
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}
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#endif |