BootstrapEditText.java

package cn.coderss.ui;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

import cn.coderss.edu.R;
import android.content.Context;
import android.content.res.TypedArray;
import android.util.AttributeSet;
import android.util.TypedValue;
import android.widget.EditText;

public class BootstrapEditText extends EditText {

	private boolean roundedCorners = false;

	public BootstrapEditText(Context context, AttributeSet attrs, int defStyle) {
		super(context, attrs, defStyle);
		initialise(attrs);
	}

	public BootstrapEditText(Context context, AttributeSet attrs) {
		super(context, attrs);
		initialise(attrs);
	}

	public BootstrapEditText(Context context) {
		super(context);
		initialise(null);
	}
	
	public static final String BOOTSTRAP_EDIT_TEXT_DEFAULT = "default";
	public static final String BOOTSTRAP_EDIT_TEXT_SUCCESS = "success";
	public static final String BOOTSTRAP_EDIT_TEXT_WARNING = "warning";
	public static final String BOOTSTRAP_EDIT_TEXT_DANGER = "danger";

	
	private void initialise( AttributeSet attrs )
	{
		
		TypedArray a = getContext().obtainStyledAttributes(attrs,  R.styleable.BootstrapEditText);
		
		//get defaults
		float fontSize = 14.0f;
		String state = "default";
		String text = "";
		String hint = "";
		boolean enabled = true;
		
		//font size
		if (a.getString(R.styleable.BootstrapEditText_android_textSize) != null) {

			String xmlProvidedSize = attrs.getAttributeValue( "http://schemas.android.com/apk/res/android", "textSize");
			final Pattern PATTERN_FONT_SIZE = Pattern
					.compile("([0-9]+[.]?[0-9]*)sp");
			Matcher m = PATTERN_FONT_SIZE.matcher(xmlProvidedSize);

			if (m.find()) {
				if (m.groupCount() == 1) {
					fontSize = Float.valueOf(m.group(1));
				}
			}
		}
		
		//rounded corners
		if(a.getString(R.styleable.BootstrapEditText_be_roundedCorners) != null) {
			roundedCorners = a.getBoolean(R.styleable.BootstrapEditText_be_roundedCorners, false);
		}
		
		//state
		if(a.getString(R.styleable.BootstrapEditText_be_state) != null) {
			state = a.getString(R.styleable.BootstrapEditText_be_state);
		}
		
		//text
		if(a.getString(R.styleable.BootstrapEditText_android_text) != null) {
			text = a.getString(R.styleable.BootstrapEditText_android_text);
		}
		
		//hint
		if(a.getString(R.styleable.BootstrapEditText_android_hint) != null) {
			hint = a.getString(R.styleable.BootstrapEditText_android_hint);
		}
		
		//enabled
		if(a.getString(R.styleable.BootstrapEditText_android_enabled) != null) {
			enabled = a.getBoolean(R.styleable.BootstrapEditText_android_enabled, true);
		}
		
		//set values
		this.setTextSize(TypedValue.COMPLEX_UNIT_SP, fontSize);
		this.setText(text);
		this.setHint(hint);		
		this.setEnabled(enabled);
		
		if (enabled){
			//work out the right background 
			setBackgroundDrawable(state);
			
		}
		
		a.recycle();
		
		//addView(editTextView);
	}
	
	
	private void setBackgroundDrawable(String state)
	{
		if(roundedCorners){
			this.setBackgroundResource(R.drawable.edittext_background_rounded);
		} else {
			this.setBackgroundResource(R.drawable.edittext_background);
		}
		
		if(roundedCorners){
			
			if (state.equals(BOOTSTRAP_EDIT_TEXT_SUCCESS)){
				this.setBackgroundResource(R.drawable.edittext_background_rounded_success);
			} else if (state.equals(BOOTSTRAP_EDIT_TEXT_WARNING)){
				this.setBackgroundResource(R.drawable.edittext_background_rounded_warning);
			} else if (state.equals(BOOTSTRAP_EDIT_TEXT_DANGER)){
				this.setBackgroundResource(R.drawable.edittext_background_rounded_danger);
			}
			
		} else {
			
			if (state.equals(BOOTSTRAP_EDIT_TEXT_SUCCESS)){
				this.setBackgroundResource(R.drawable.edittext_background_success);
			} else if (state.equals(BOOTSTRAP_EDIT_TEXT_WARNING)){
				this.setBackgroundResource(R.drawable.edittext_background_warning);
			} else if (state.equals(BOOTSTRAP_EDIT_TEXT_DANGER)){
				this.setBackgroundResource(R.drawable.edittext_background_danger);
			}
			
		}
	}
	
	
	/**
	 * Change the BootstrapEditTextState
	 * @param state 
	 */
	public void setState(String state){
		setBackgroundDrawable(state);
	}
	
	/**
	 * Set the BootstrapEditText to a successful state
	 */
	public void setSuccess()
	{
		setBackgroundDrawable(BOOTSTRAP_EDIT_TEXT_SUCCESS);
	}
	
	/**
	 * Set the BootstrapEditText to a warning state
	 */
	public void setWarning()
	{
		setBackgroundDrawable(BOOTSTRAP_EDIT_TEXT_WARNING);
	}
	
	/**
	 * Set the BootstrapEditText to a danger state
	 */
	public void setDanger()
	{
		setBackgroundDrawable(BOOTSTRAP_EDIT_TEXT_DANGER);
	}
	
	/**
	 * Set the BootstrapEditText to a default state
	 */
	public void setDefault()
	{
		setBackgroundDrawable(BOOTSTRAP_EDIT_TEXT_DEFAULT);
	}
	
	/**
	 * Specifies whether the BootstrapEditText is enabled or disabled
	 * @param enabled - boolean state for either enabled or disabled
	 */
	public void setBootstrapEditTextEnabled(boolean enabled)
	{
		this.setEnabled(enabled);
	}
	
}