Android Open Source - holoaccent Accent Date Picker

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License

The source code is released under:

Apache License

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Java Source Code

/*******************************************************************************
 * Copyright 2013 NEGU Soft//w w w  .  j  a  v a  2s.  co  m
 * 
 * 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 com.negusoft.holoaccent.widget;

import android.content.Context;
import android.graphics.drawable.ColorDrawable;
import android.util.AttributeSet;
import android.view.View;
import android.widget.DatePicker;
import android.widget.NumberPicker;

import com.negusoft.holoaccent.R;
import com.negusoft.holoaccent.util.NativeResources;

import java.lang.reflect.Field;

/** Extends NumperPicker to apply the correct accent color to the dividers */
public class AccentDatePicker extends DatePicker {

    private static final String[] NUMBER_PICKER_ID_NAMES = new String[] {
            "month", "day", "year"
    };
    private static final String DIVIDER_FIELD_NAME = "mSelectionDivider";

    public AccentDatePicker(Context context) {
        super(context);
        init(context);
    }

    public AccentDatePicker(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
        init(context);
    }

    public AccentDatePicker(Context context, AttributeSet attrs) {
        super(context, attrs);
        init(context);
    }

    private void init(Context c) {
        try {
            for (String idName : NUMBER_PICKER_ID_NAMES) {
                int id = NativeResources.getIdentifier(idName);
                View view = findViewById(id);
                if (view == null)
                    continue;
                if (!(view instanceof NumberPicker))
                    continue;

                Field selectionDivider = NumberPicker.class.getDeclaredField(DIVIDER_FIELD_NAME);
                selectionDivider.setAccessible(true);
                int color = c.getResources().getColor(R.color.ha__picker_divider);
                selectionDivider.set(view, new ColorDrawable(color));
            }
        } catch (NoSuchFieldException e) {
            // Ignore
        } catch (IllegalAccessException e) {
            // Ignore
        }
    }
}

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