content: /****************************************************************************
  Copyright (c) 2010-2011 cocos2d-x.org
  
  http://www.cocos2d-x.org
  
  Permission is hereby granted, free of charge, to any person obtaining a copy
  of this software and associated documentation files (the "Software"), to deal
  in the Software without restriction, including without limitation the rights
  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  copies of the Software, and to permit persons to whom the Software is
  furnished to do so, subject to the following conditions:
  
  The above copyright notice and this permission notice shall be included in
  all copies or substantial portions of the Software.
  
  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  THE SOFTWARE.
   ****************************************************************************/
  package org.cocos2dx.lib;
  
  import android.content.Context;
  import android.text.Editable;
  import android.text.TextWatcher;
  import android.util.Log;
  import android.view.KeyEvent;
  import android.view.inputmethod.InputMethodManager;
  import android.widget.TextView;
  import android.widget.TextView.OnEditorActionListener;
  
  public class Cocos2dxTextInputWraper implements TextWatcher, OnEditorActionListener {
  	// ===========================================================
  	// Constants
  	// ===========================================================
  
  	private static final String TAG = Cocos2dxTextInputWraper.class.getSimpleName();
  
  	// ===========================================================
  	// Fields
  	// ===========================================================
  
  	private final Cocos2dxGLSurfaceView mCocos2dxGLSurfaceView;
  	private String mText;
  	private String mOriginText;
  
  	// ===========================================================
  	// Constructors
  	// ===========================================================
  
  	public Cocos2dxTextInputWraper(final Cocos2dxGLSurfaceView pCocos2dxGLSurfaceView) {
  		this.mCocos2dxGLSurfaceView = pCocos2dxGLSurfaceView;
  	}
  
  	// ===========================================================
  	// Getter & Setter
  	// ===========================================================
  
  	private boolean isFullScreenEdit() {
  		final TextView textField = this.mCocos2dxGLSurfaceView.getCocos2dxEditText();
  		final InputMethodManager imm = (InputMethodManager) textField.getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
  		return imm.isFullscreenMode();
  	}
  
  	public void setOriginText(final String pOriginText) {
  		this.mOriginText = pOriginText;
  	}
  
  	// ===========================================================
  	// Methods for/from SuperClass/Interfaces
  	// ===========================================================
  
  	public void afterTextChanged(final Editable s) {
  		if (this.isFullScreenEdit()) {
  			return;
  		}
  
  		//if (BuildConfig.DEBUG) {
  			//Log.d(TAG, "afterTextChanged: " + s);
  		//}
  		int nModified = s.length() - this.mText.length();
  		if (nModified > 0) {
  			final String insertText = s.subSequence(this.mText.length(), s.length()).toString();
  			this.mCocos2dxGLSurfaceView.insertText(insertText);
  			/*
  			if (BuildConfig.DEBUG) {
  				Log.d(TAG, "insertText(" + insertText + ")");
  			}
  			*/
  		} else {
  			for (; nModified < 0; ++nModified) {
  				this.mCocos2dxGLSurfaceView.deleteBackward();
  				/*
  				if (BuildConfig.DEBUG) {
  					Log.d(TAG, "deleteBackward");
  				}
  				*/
  			}
  		}
  		this.mText = s.toString();
  	}
  
  	public void beforeTextChanged(final CharSequence pCharSequence, final int start, final int count, final int after) {
  		/*
  		if (BuildConfig.DEBUG) {
  			Log.d(TAG, "beforeTextChanged(" + pCharSequence + ")start: " + start + ",count: " + count + ",after: " + after);
  		}
  		*/
  		this.mText = pCharSequence.toString();
  	}
  
  	public void onTextChanged(final CharSequence pCharSequence, final int start, final int before, final int count) {
  
  	}
  
  	public boolean onEditorAction(final TextView pTextView, final int pActionID, final KeyEvent pKeyEvent) {
  		if (this.mCocos2dxGLSurfaceView.getCocos2dxEditText() == pTextView && this.isFullScreenEdit()) {
  			// user press the action button, delete all old text and insert new text
  			for (int i = this.mOriginText.length(); i > 0; i--) {
  				this.mCocos2dxGLSurfaceView.deleteBackward();
  				/*
  				if (BuildConfig.DEBUG) {
  					Log.d(TAG, "deleteBackward");
  				}
  				*/
  			}
  			String text = pTextView.getText().toString();
  
  			/* If user input nothing, translate "\n" to engine. */
  			if (text.compareTo("") == 0) {
  				text = "\n";
  			}
  
  			if ('\n' != text.charAt(text.length() - 1)) {
  				text += '\n';
  			}
  
  			final String insertText = text;
  			this.mCocos2dxGLSurfaceView.insertText(insertText);
  			/*
  			if (BuildConfig.DEBUG) {
  				Log.d(TAG, "insertText(" + insertText + ")");
  			}
  			*/
  		}
  		return false;
  	}
  
  	// ===========================================================
  	// Methods
  	// ===========================================================
  
  	// ===========================================================
  	// Inner and Anonymous Classes
  	// ===========================================================
  }