/*
* ******************************************************************************
* Copyright (c) 2013-2014 Gabriele Mariotti.
*
* 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.
* *****************************************************************************
*/
package it.gmariotti.cardslib.library.view.helper;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.drawable.Drawable;
import android.support.v4.view.ViewCompat;
import android.view.View;
import android.widget.ImageButton;
/**
* @author Gabriele Mariotti (gabri.mariotti@gmail.com)
*/
public class CardViewHelperImplBase implements CardViewHelper {
protected Context mContext;
public CardViewHelperImplBase(Context context){
mContext = context;
}
@Override
public void setBackground(View view, Drawable drawable) {
if (view != null)
view.setBackgroundDrawable(drawable);
}
@Override
public void setButtonBackground(ImageButton imageButton, int buttonDrawableResource) {
setBackground(imageButton, mContext.getResources().getDrawable(buttonDrawableResource));
}
@Override
public void setCardSelector(View viewClickable, Drawable defaultDrawable) {
setBackground(viewClickable, defaultDrawable);
}
@Override
public void setElevation(View view, float elevation) {
ViewCompat.setElevation(view, elevation);
}
@Override
public Drawable getResourceFromAttrs(Context themedContext, int attr){
// Create an array of the attributes we want to resolve
// using values from a theme
int[] attrs = new int[] { attr /* index 0 */};
// Obtain the styled attributes. 'themedContext' is a context with a
// theme, typically the current Activity (i.e. 'this')
TypedArray ta = themedContext.obtainStyledAttributes(attrs);
// To get the value of the 'listItemBackground' attribute that was
// set in the theme used in 'themedContext'. The parameter is the index
// of the attribute in the 'attrs' array. The returned Drawable
// is what you are after
Drawable drawableFromTheme = ta.getDrawable(0 /* index */);
// Finally, free the resources used by TypedArray
ta.recycle();
return drawableFromTheme;
}
}