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/*
 * Copyright 2013 serso aka se.solovyev
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 * Contact details
 *
 * Email: [email protected]
 * Site:  http://se.solovyev.org
 */

package org.solovyev.android.keyboard;

import android.content.Context;
import android.inputmethodservice.InputMethodService;
import android.inputmethodservice.KeyboardView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.inputmethod.InputMethodSubtype;

import javax.annotation.Nonnull;
import javax.annotation.Nullable;

/**
 * User: Solovyev_S
 * Date: 02.11.12
 * Time: 14:44
 */
public class AKeyboardViewImpl> implements AKeyboardView {

	@Nullable
	private KV keyboardView;

	private final int keyboardLayoutResId;

	@Nonnull
	private final AKeyboardController keyboardController;

	@Nonnull
	private final InputMethodService inputMethodService;

	@Nullable
	private KeyboardView.OnKeyboardActionListener keyboardActionListener;


	public AKeyboardViewImpl(int keyboardLayoutResId,
							 @Nonnull AKeyboardController keyboardController,
							 @Nonnull InputMethodService inputMethodService) {
		this.keyboardLayoutResId = keyboardLayoutResId;
		this.keyboardController = keyboardController;
		this.inputMethodService = inputMethodService;
	}


	@Nullable
	protected KeyboardView.OnKeyboardActionListener getKeyboardActionListener() {
		return keyboardActionListener;
	}


	@Override
	public boolean isExtractViewShown() {
		return inputMethodService.isExtractViewShown();
	}

	public void setCandidatesViewShown(boolean shown) {
		inputMethodService.setCandidatesViewShown(shown);
	}

	@Nonnull
	public AKeyboardController getKeyboardController() {
		return keyboardController;
	}

	@Nonnull
	public InputMethodService getInputMethodService() {
		return inputMethodService;
	}


	@Override
	public void setOnKeyboardActionListener(@Nonnull KeyboardView.OnKeyboardActionListener keyboardActionListener) {
		this.keyboardActionListener = keyboardActionListener;

		if (this.keyboardView != null) {
			this.keyboardView.setOnKeyboardActionListener(keyboardActionListener);
		}
	}

	@Override
	public void createAndroidKeyboardView(@Nonnull Context context, @Nonnull LayoutInflater layoutInflater) {
		this.keyboardView = (KV) layoutInflater.inflate(keyboardLayoutResId, null);

		final KeyboardView.OnKeyboardActionListener keyboardActionListener = this.getKeyboardActionListener();
		if (keyboardActionListener != null) {
			this.keyboardView.setOnKeyboardActionListener(keyboardActionListener);
		}
	}

	@Override
	public void setKeyboard(@Nonnull K keyboard) {
		if (this.keyboardView != null) {
			this.keyboardView.setKeyboard(keyboard);
		}
	}

	@Override
	public void close() {
		if (this.keyboardView != null) {
			this.keyboardView.close();
		}
	}

	@Override
	public void setSubtypeOnSpaceKey(@Nonnull InputMethodSubtype subtype) {
	}

	@Override
	public void dismiss() {
		if (this.keyboardView != null) {
			this.keyboardView.dismiss();
		}
	}

	@Nonnull
	public View getAndroidKeyboardView() {
		assert keyboardView != null;
		return keyboardView;
	}

	@Override
	public void reloadAndroidKeyboardView() {
		if (this.keyboardView != null) {
			this.keyboardView.reload();
		}
	}

}