package
com.phodev.andtools.widget;
import
android.content.Context;
import
android.content.res.Resources.NotFoundException;
import
android.database.DataSetObserver;
import
android.graphics.drawable.Drawable;
import
android.util.AttributeSet;
import
android.view.View;
import
android.view.View.OnClickListener;
import
android.widget.BaseAdapter;
import
android.widget.ImageView;
import
android.widget.LinearLayout;
import
android.widget.ListAdapter;
/**
*
LinearLayout模仿ListView，解决ListView在ScrollView中的不兼容问题
*
*
@author skg
*
*/
public
class
RigidListView extends
LinearLayout implements
OnClickListener {
private
BaseAdapter mAdapter;
private
OnItemClickListener onItemClickListener;
private
Drawable dividerDrawable;
private
int
dividerResId = android.R.drawable.divider_horizontal_dim_dark;
private
int
itemSelectorDrawableResId = android.R.drawable.list_selector_background;
/**
*
绑定布局
*/
private
void
bindLinearLayout() {
removeAllChild();
int
count = mAdapter.getCount();
for
(int
i = 0;
i
View
v = mAdapter.getView(i, null,
null);
v.setLayoutParams(new
LayoutParams(LayoutParams.FILL_PARENT,
LayoutParams.FILL_PARENT));
LinearLayout
itemCOntainer= new
LinearLayout(getContext());
itemContainer.setLayoutParams(new
LayoutParams(
LayoutParams.FILL_PARENT,
LayoutParams.WRAP_CONTENT));
itemContainer.addView(v);
itemContainer.setBackgroundResource(itemSelectorDrawableResId);
itemContainer.setOrientation(LinearLayout.VERTICAL);
itemContainer.setId(i);
itemContainer.setClickable(true);
if
(onItemClickListener != null)
{
itemContainer.setOnClickListener(this);
}
itemContainer.setFocusable(true);
Drawable
divider = getDivider();
if
(divider != null)
{
ImageView
line = new
ImageView(getContext());
line.setBackgroundDrawable(dividerDrawable);
itemContainer.addView(line);
}
addView(itemContainer,
i);
}
}
public
RigidListView(Context context) {
super(context);
init(context);
}
public
RigidListView(Context context, AttributeSet attrs) {
super(context,
attrs);
init(context);
}
private
void
init(Context context) {
this.setOrientation(LinearLayout.VERTICAL);
}
/**
*
不设置的话使用默认的,0表示不使用任何Divider
*
*
@param resId
*/
public
void
setDivider(int
resId) {
dividerResId
= resId;
}
public
void
setItemSelector(int
resId) {
itemSelectorDrawableResId
= resId;
}
private
Drawable getDivider() {
if
(dividerDrawable == null
&& dividerResId != 0)
{
try
{
dividerDrawable
= getContext().getResources().getDrawable(
dividerResId);
}
catch
(NotFoundException e) {
e.printStackTrace();
}
}
return
dividerDrawable;
}
/**
*
获取Adapter
*
*
@return adapter
*/
public
ListAdapter getAdpater() {
return
mAdapter;
}
/**
*
设置数据
*
*
@param adpater
*/
public
void
setAdapter(BaseAdapter adpater) {
mAdapter
= adpater;
mAdapter.registerDataSetObserver(dataSetObserver);
bindLinearLayout();
}
/**
*
设置点击事件,OnItemClickListener不同于ListView的监听，这个监听必须在setAdapter之前才有效
*
*
@param onItemClickListener
*/
public
void
setOnItemClickListener(OnItemClickListener onItemClickListener) {
this.onItemClickListener
= onItemClickListener;
}
public
interface
OnItemClickListener {
public
void
onItemClick(View view, ListAdapter adpater, int
position);
}
@Override
public
void
onClick(View v) {
if
(onItemClickListener != null)
{
onItemClickListener.onItemClick(v,
mAdapter, v.getId());
}
}
private
DataSetObserver dataSetObserver = new
RigidDataSetObserver();
public
class
RigidDataSetObserver extends
DataSetObserver {
@Override
public
void
onChanged() {
refreshUI();
}
@Override
public
void
onInvalidated() {
refreshUI();
}
}
/**
*
刷新UI
*/
private
void
refreshUI() {
bindLinearLayout();
}
private
void
removeAllChild() {
if
(this.getChildCount()
> 0)
{
removeAllViews();
}
}
}
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