TypefacedEditText.java

package com.buddycloud.customviews;

import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Paint;
import android.graphics.Typeface;
import android.support.v4.util.LruCache;
import android.text.TextUtils;
import android.util.AttributeSet;
import android.view.KeyEvent;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputConnection;
import android.widget.EditText;

import com.buddycloud.R;
import com.buddycloud.utils.TypefacesUtil;

/**
 * Create a edittext with custom typeface.
 * 
 * <code>
 * 		<com.buddycloud.customviews.TypefacedEditText
 *       	android:id="@+id/createAccountBtn"
 *       	android:text="@string/create_account_button"
 *       	buddycloud:typeface="Roboto-Regular.ttf" />
 * </code>
 * 
 * @author Adnan Urooj (Deminem)
 * 
 */
public class TypefacedEditText extends EditText {

	private static LruCache<String, Typeface> sTypefaceCache = new LruCache<String, Typeface>(12);

	private static final String FONTS_PATH = "fonts/";
    
	private KeyImeChange keyImeChangeListener;
	
	public TypefacedEditText(Context context) {
		super(context);
	}

	public TypefacedEditText(Context context, AttributeSet attrs) {
		super(context, attrs);
		applyFonts(context, attrs);
	}

	public TypefacedEditText(Context context, AttributeSet attrs, int defStyle) {
		super(context, attrs, defStyle);
		applyFonts(context, attrs);
	}

	private void applyFonts(Context context, AttributeSet attrs) {

		// Get our custom attributes
		TypedArray a = context.getTheme().obtainStyledAttributes(attrs,
				R.styleable.Typefaced, 0, 0);

		try {
			String fontName = a.getString(R.styleable.Typefaced_typeface);
			if (!isInEditMode() && !TextUtils.isEmpty(fontName)) {
				Typeface typeface = sTypefaceCache.get(fontName);

				if (typeface == null) {
					typeface = TypefacesUtil.get(context, FONTS_PATH + fontName);

					// Cache the Typeface object
					sTypefaceCache.put(fontName, typeface);
				}
				setTypeface(typeface);

				// Note: This flag is required for proper typeface rendering
				setPaintFlags(getPaintFlags() | Paint.SUBPIXEL_TEXT_FLAG);
			}
		} finally {
			a.recycle();
		}
	}
	
	@Override
	public InputConnection onCreateInputConnection(EditorInfo outAttrs) {
	    InputConnection connection = super.onCreateInputConnection(outAttrs);
	    int imeActions = outAttrs.imeOptions&EditorInfo.IME_MASK_ACTION;
//	    if ((imeActions&EditorInfo.IME_ACTION_DONE) != 0) {
//	        // clear the existing action
//	        outAttrs.imeOptions ^= imeActions;
//	        // set the DONE action
//	        outAttrs.imeOptions |= EditorInfo.IME_ACTION_DONE;
//	    }
	    
	    if ((outAttrs.imeOptions&EditorInfo.IME_FLAG_NO_ENTER_ACTION) != 0) {
	        outAttrs.imeOptions &= ~EditorInfo.IME_FLAG_NO_ENTER_ACTION;
	    }
	    return connection;
	}
	
	@Override
	public boolean onKeyPreIme(int keyCode, KeyEvent event) {
		if (keyImeChangeListener != null) {
			return keyImeChangeListener.onKeyPreIme(keyCode, event);
		}

		return false;
	}
	
	public void setOnKeyPreImeListener(KeyImeChange listener) {
		this.keyImeChangeListener = listener;
	}
	
	public interface KeyImeChange {
		public boolean onKeyPreIme(int keyCode, KeyEvent event);
	}
}