Cleanup.

library/src/main/java/com/afollestad/materialdialogs/prefs/MaterialEditTextPreference.java

@@ -7,6 +7,7 @@ import android.os.Build.VERSION;
 import android.os.Build.VERSION_CODES;
 import android.os.Bundle;
 import android.preference.EditTextPreference;
+import android.support.annotation.NonNull;
 import android.util.AttributeSet;
 import android.util.TypedValue;
 import android.view.LayoutInflater;
@@ -25,114 +26,98 @@ import com.afollestad.materialdialogs.R;
 /**
  * @author Marc Holder Kluver (marchold), Mark Sutherland (msutherland4807)
  */
-public class MaterialEditTextPreference extends EditTextPreference
-{
-	/**
-	 * Holds colorAccent from theme, initialized in constructor
-	 */
-	private int mColor = 0;
-
-	/**
-	 * Local EditText that we're going to display. Refers to same obj as parent class
-	 */
-	private EditText mEditText;
-
-	@Override
-	public EditText getEditText() { return mEditText; }
-
-	/**
-	 * Constructor
-	 */
-	public MaterialEditTextPreference(Context context, AttributeSet attrs) {
-		super(context, attrs);
-
-		// Find the accent color for the EditText background (underline)
-		if (VERSION.SDK_INT < VERSION_CODES.LOLLIPOP) {
-			TypedValue value = new TypedValue();
-			context.getTheme().resolveAttribute(R.attr.colorAccent, value, true);
-			mColor = value.data;
-		}
-
-		mEditText = super.getEditText();
-	}
-
-	/**
-	 * Constructor
-	 */
-	public MaterialEditTextPreference(Context context) {
-		this(context, null);
-	}
-
-	/**
-	 * Overridden from EditTextPreference
-	 */
-	@Override
-	protected void showDialog(Bundle state) {
-		Context context = getContext();
-
-		// Color our EditText if need be. Lollipop does it by default
-		if (VERSION.SDK_INT < VERSION_CODES.LOLLIPOP)
-			mEditText.getBackground().setColorFilter(mColor, PorterDuff.Mode.SRC_ATOP);
-
-		// Set up our builder
-		Builder mBuilder = new MaterialDialog.Builder(getContext())
-				.title(getDialogTitle())
-				.icon(getDialogIcon())
-				.positiveText(getPositiveButtonText())
-				.negativeText(getNegativeButtonText())
-				.callback(callback)
-				.content(getDialogMessage());
-
-		// Create our layout, put the EditText inside, then add to dialog
-		FrameLayout layout = (FrameLayout)LayoutInflater.from(context).inflate(R.layout.md_input_dialog, null);
-		onBindDialogView(layout);
-		mBuilder.customView(layout, false);
-
-		// Create the dialog
-		MaterialDialog mDialog = mBuilder.build();
-		if (state != null)
-			mDialog.onRestoreInstanceState(state);
-
-		// Show soft keyboard
-		requestInputMethod(mDialog);
-
-		mDialog.setOnDismissListener(this);
-		mDialog.show();
-	}
-
-	/**
-	 * Adds the EditText widget of this preference to the dialog's view.
-	 *
-	 * Overridden from EditTextPreference so we don't go searching for internal
-	 * Android layouts
-	 */
-	@Override
-	protected void onAddEditTextToDialogView(View dialogView, EditText editText) {
-		ViewGroup viewGroup = (ViewGroup) dialogView;
-		viewGroup.removeAllViews();
-		viewGroup.addView(editText, ViewGroup.LayoutParams.MATCH_PARENT,
-				ViewGroup.LayoutParams.WRAP_CONTENT);
-	}
-
-	/**
-	 * Callback listener for the MaterialDialog. Positive button checks with
-	 * OnPreferenceChangeListener before committing user entered text
-	 */
-	private final ButtonCallback callback = new ButtonCallback()
-	{
-		@Override
-		public void onPositive(MaterialDialog dialog) {
-			String value = mEditText.getText().toString();
-			if (callChangeListener(value) && isPersistent())
-				setText(value);
-		}
-	};
-
-	/**
-	 * Copied from DialogPreference.java
-	 */
-	private void requestInputMethod(Dialog dialog) {
-		Window window = dialog.getWindow();
-		window.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
-	}
+public class MaterialEditTextPreference extends EditTextPreference {
+    private int mColor = 0;
+    private EditText mEditText;
+
+    @Override
+    public EditText getEditText() {
+        return mEditText;
+    }
+
+    public MaterialEditTextPreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+
+        // Find the accent color for the EditText background (underline)
+        if (VERSION.SDK_INT < VERSION_CODES.LOLLIPOP) {
+            TypedValue value = new TypedValue();
+            context.getTheme().resolveAttribute(R.attr.colorAccent, value, true);
+            mColor = value.data;
+        }
+
+        mEditText = super.getEditText();
+    }
+
+    public MaterialEditTextPreference(Context context) {
+        this(context, null);
+    }
+
+    @Override
+    protected void showDialog(Bundle state) {
+        Context context = getContext();
+
+        // Color our EditText if need be. Lollipop does it by default
+        if (VERSION.SDK_INT < VERSION_CODES.LOLLIPOP)
+            mEditText.getBackground().setColorFilter(mColor, PorterDuff.Mode.SRC_ATOP);
+
+        // Set up our builder
+        Builder mBuilder = new MaterialDialog.Builder(getContext())
+                .title(getDialogTitle())
+                .icon(getDialogIcon())
+                .positiveText(getPositiveButtonText())
+                .negativeText(getNegativeButtonText())
+                .callback(callback)
+                .content(getDialogMessage());
+
+        // Create our layout, put the EditText inside, then add to dialog
+        FrameLayout layout = (FrameLayout) LayoutInflater.from(context).inflate(R.layout.md_input_dialog, null);
+        onBindDialogView(layout);
+        mBuilder.customView(layout, false);
+
+        // Create the dialog
+        MaterialDialog mDialog = mBuilder.build();
+        if (state != null)
+            mDialog.onRestoreInstanceState(state);
+
+        // Show soft keyboard
+        requestInputMethod(mDialog);
+
+        mDialog.setOnDismissListener(this);
+        mDialog.show();
+    }
+
+    /**
+     * Adds the EditText widget of this preference to the dialog's view.
+     * <p/>
+     * Overridden from EditTextPreference so we don't go searching for internal
+     * Android layouts
+     */
+    @Override
+    protected void onAddEditTextToDialogView(@NonNull View dialogView, @NonNull EditText editText) {
+        ViewGroup viewGroup = (ViewGroup) dialogView;
+        viewGroup.removeAllViews();
+        viewGroup.addView(editText, ViewGroup.LayoutParams.MATCH_PARENT,
+                ViewGroup.LayoutParams.WRAP_CONTENT);
+    }
+
+    /**
+     * Callback listener for the MaterialDialog. Positive button checks with
+     * OnPreferenceChangeListener before committing user entered text
+     */
+    private final ButtonCallback callback = new ButtonCallback() {
+        @Override
+        public void onPositive(MaterialDialog dialog) {
+            String value = mEditText.getText().toString();
+            if (callChangeListener(value) && isPersistent())
+                setText(value);
+        }
+    };
+
+    /**
+     * Copied from DialogPreference.java
+     */
+    private void requestInputMethod(Dialog dialog) {
+        Window window = dialog.getWindow();
+        window.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
+    }
 }