/*******************************************************************************
* Copyright 2011, 2012 Chris Banes.
*
* 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.handmark.pulltorefresh.library;
import android.annotation.TargetApi;
import android.content.Context;
import android.os.Build.VERSION;
import android.os.Build.VERSION_CODES;
import android.util.AttributeSet;
import android.view.View;
import android.widget.GridView;
import com.desmond.libs.R;
import com.handmark.pulltorefresh.library.internal.EmptyViewMethodAccessor;
public class PullToRefreshGridView extends PullToRefreshAdapterViewBase<GridView> {
public PullToRefreshGridView(Context context) {
super(context);
}
public PullToRefreshGridView(Context context, AttributeSet attrs) {
super(context, attrs);
}
public PullToRefreshGridView(Context context, Mode mode) {
super(context, mode);
}
public PullToRefreshGridView(Context context, Mode mode, AnimationStyle style) {
super(context, mode, style);
}
@Override
public final Orientation getPullToRefreshScrollDirection() {
return Orientation.VERTICAL;
}
@Override
protected final GridView createRefreshableView(Context context, AttributeSet attrs) {
final GridView gv;
if (VERSION.SDK_INT >= VERSION_CODES.GINGERBREAD) {
gv = new InternalGridViewSDK9(context, attrs);
} else {
gv = new InternalGridView(context, attrs);
}
// Use Generated ID (from res/values/ids.xml)
gv.setId(R.id.gridview);
return gv;
}
class InternalGridView extends GridView implements EmptyViewMethodAccessor {
public InternalGridView(Context context, AttributeSet attrs) {
super(context, attrs);
}
@Override
public void setEmptyView(View emptyView) {
PullToRefreshGridView.this.setEmptyView(emptyView);
}
@Override
public void setEmptyViewInternal(View emptyView) {
super.setEmptyView(emptyView);
}
}
@TargetApi(9)
final class InternalGridViewSDK9 extends InternalGridView {
public InternalGridViewSDK9(Context context, AttributeSet attrs) {
super(context, attrs);
}
@Override
protected boolean overScrollBy(int deltaX, int deltaY, int scrollX, int scrollY, int scrollRangeX,
int scrollRangeY, int maxOverScrollX, int maxOverScrollY, boolean isTouchEvent) {
final boolean returnValue = super.overScrollBy(deltaX, deltaY, scrollX, scrollY, scrollRangeX,
scrollRangeY, maxOverScrollX, maxOverScrollY, isTouchEvent);
// Does all of the hard work...
OverscrollHelper.overScrollBy(PullToRefreshGridView.this, deltaX, scrollX, deltaY, scrollY, isTouchEvent);
return returnValue;
}
}
}