Below is my code:
AllBuddyListAdapter.class:
private class AllBuddyListAdapter extends BaseAdapter {
public List<BuddyTO> allBuddyList;
public AllBuddyListAdapter(Context con, List<BuddyTO>
allBuddyList){
this.allBuddyList = allBuddyList;
}
@Override
public int getCount() {
return this.allBuddyList.size();
}
@Override
public Object getItem(int position) {
return this.allBuddyList.get(position);
}
@Override
public long getItemId(int position) {
return 0;
}
@Override
public View getView(int position, View convertView, ViewGroup
parent) {
BuddyTO buddy = allBuddyList.get(position);
BuddyListView holder = null;
try {
if (convertView == null) {
holder = new BuddyListView();
convertView =
getLayoutInflater().inflate(R.layout.buddy_list_layout, parent,
false);
holder.titleText = (TextView)
convertView.findViewById(R.id.listTitle);
holder.distText = (TextView)
convertView.findViewById(R.id.distText);
holder.avatar =(ImageView)
convertView.findViewById(R.id.avatar);
LayoutInflater inflater =
(LayoutInflater)
getSystemService(Context.LAYOUT_INFLATER_SERVICE);
holder.v2 =
inflater.inflate(R.layout.buddy_list_popup,null);
holder.ballonName = (TextView)
holder.v2.findViewById(R.id.balloon_item_snippet);
holder.buddyImage = (ImageView)
holder.v2.findViewById(R.id.buddyImg);
holder.btnIM = (ImageView)
holder.v2.findViewById(R.id.im_button);
holder.btnSms = (ImageView)
holder.v2.findViewById(R.id.sms_button);
holder.groupBtn = (ImageView)
holder.v2.findViewById(R.id.edit_button);
holder.btnCall = (ImageView)
holder.v2.findViewById(R.id.call_button);
holder.btnNudge = (ImageView)
holder.v2.findViewById(R.id.nudge_button);
holder.popupLinear = (LinearLayout)
holder.v2.findViewById(R.id.balloon_main_layout);
holder.linear = (ImageView)
holder.v2.findViewById(R.id.close_button);
holder.drawable =
convertView.getContext().getResources().getDrawable(R.drawable.avatar);
holder.smsView =
inflater.inflate(R.layout.sms,holder.smsLayout);
holder.backBtn = (Button)
holder.smsView.findViewById(R.id.btnBack);
holder.unblockBtn = (ImageView)
convertView.findViewById(R.id.btnUnblock);
holder.blockBtn = (ImageView)
convertView.findViewById(R.id.btnBlock);
holder.unshareBtn = (ImageView)
convertView.findViewById(R.id.btnUnShare);
holder.shareBtn = (ImageView)
convertView.findViewById(R.id.btnShare);
holder.status = (ImageView)
convertView.findViewById(R.id.status);
holder.userGroup = (TextView)
convertView.findViewById(R.id.listTitleGroup);
holder.buddyLineView = convertView;
convertView.setTag(holder);
} else {
holder =
(BuddyListView)convertView.getTag();
}
if (buddy.isShareLocToBuddy()) {
holder.unshareBtn.setVisibility(View.VISIBLE);
holder.shareBtn.setVisibility(View.GONE);
} else {
holder.unshareBtn.setVisibility(View.GONE);
holder.shareBtn.setVisibility(View.VISIBLE);
}
if (!buddy.isBlockBuddy()) {
holder.unblockBtn.setVisibility(View.VISIBLE);
holder.blockBtn.setVisibility(View.GONE);
} else {
holder.unblockBtn.setVisibility(View.GONE);
holder.blockBtn.setVisibility(View.VISIBLE);
}
Drawable temp;
if (buddy.isOnLine()) {
temp =
getResources().getDrawable(R.drawable.green_dot);
} else {
if(buddy.isRegisteredBuddy()){
temp =
getResources().getDrawable(R.drawable.red_dot);
}else{
temp =
getResources().getDrawable(R.drawable.grey_dot);
}
}
holder.status.setImageDrawable(temp);
if (!buddy.isRegisteredBuddy()) {
holder.unblockBtn.setVisibility(View.GONE);
holder.blockBtn.setVisibility(View.GONE);
holder.unshareBtn.setVisibility(View.GONE);
holder.shareBtn.setVisibility(View.GONE);
}
setBuddyLayout(holder, buddy);
} catch (Throwable e) {
e.printStackTrace();
Log.e("Error", e.toString());
}
return convertView;
}
}
MyExpandableListAdapter.class:
public class MyExpandableListAdapter extends BaseExpandableListAdapter
{
// Sample data set. children[i] contains the children
(String[]) for
// groups[i].
private List<String> groups;
private List<List<BuddyTO>> childs;
private LayoutInflater inflater;
public MyExpandableListAdapter(Context con) {
this.groups = new ArrayList<String>();
this.childs = new ArrayList<List<BuddyTO>>();
this.inflater = (LayoutInflater) getApplicationContext()
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
}
public void update(List<String> group, List<List<BuddyTO>>
child,boolean refresh) {
this.groups = group;
this.childs = child;
if(refresh)
notifyDataSetChanged();
}
public int getRowId(int groupPosition) {
return groupPosition;
}
public Object getChild(int groupPosition, int childPosition) {
return childs.get(groupPosition).get(childPosition);
}
public long getChildId(int groupPosition, int childPosition) {
return childPosition;
}
public int getChildrenCount(int groupPosition) {
return childs.get(groupPosition).size();
}
public View getChildView(final int groupPosition,
final int childPosition, boolean isLastChild,
View convertView,
ViewGroup parent) {
BuddyListView holder = null;
try {
if (convertView == null) {
holder = new BuddyListView();
convertView =
getLayoutInflater().inflate(R.layout.buddy_list_layout, parent,
false);
holder.titleText = (TextView)
convertView.findViewById(R.id.listTitle);
holder.distText = (TextView)
convertView.findViewById(R.id.distText);
holder.avatar =(ImageView)
convertView.findViewById(R.id.avatar);
LayoutInflater inflater =
(LayoutInflater)
getSystemService(Context.LAYOUT_INFLATER_SERVICE);
holder.v2 =
inflater.inflate(R.layout.buddy_list_popup,null);
holder.ballonName = (TextView)
holder.v2.findViewById(R.id.balloon_item_snippet);
holder.buddyImage = (ImageView)
holder.v2.findViewById(R.id.buddyImg);
holder.btnIM = (ImageView)
holder.v2.findViewById(R.id.im_button);
holder.btnSms = (ImageView)
holder.v2.findViewById(R.id.sms_button);
holder.groupBtn = (ImageView)
holder.v2.findViewById(R.id.edit_button);
holder.btnCall = (ImageView)
holder.v2.findViewById(R.id.call_button);
holder.btnNudge = (ImageView)
holder.v2.findViewById(R.id.nudge_button);
holder.popupLinear = (LinearLayout)
holder.v2.findViewById(R.id.balloon_main_layout);
holder.linear = (ImageView)
holder.v2.findViewById(R.id.close_button);
holder.drawable =
convertView.getContext().getResources().getDrawable(R.drawable.avatar);
holder.smsView =
inflater.inflate(R.layout.sms,holder.smsLayout);
holder.backBtn = (Button)
holder.smsView.findViewById(R.id.btnBack);
holder.unblockBtn = (ImageView)
convertView.findViewById(R.id.btnUnblock);
holder.blockBtn = (ImageView)
convertView.findViewById(R.id.btnBlock);
holder.unshareBtn = (ImageView)
convertView.findViewById(R.id.btnUnShare);
holder.shareBtn = (ImageView)
convertView.findViewById(R.id.btnShare);
holder.status = (ImageView)
convertView.findViewById(R.id.status);
holder.userGroup = (TextView)
convertView.findViewById(R.id.listTitleGroup);
holder.buddyLineView = convertView;
convertView.setTag(holder);
} else {
holder =
(BuddyListView)convertView.getTag();
}
final BuddyTO dto = (BuddyTO)
getChild(groupPosition,
childPosition);
if (dto.isShareLocToBuddy()) {
holder.unshareBtn.setVisibility(View.VISIBLE);
holder.shareBtn.setVisibility(View.GONE);
} else {
holder.unshareBtn.setVisibility(View.GONE);
holder.shareBtn.setVisibility(View.VISIBLE);
}
if (!dto.isBlockBuddy()) {
holder.unblockBtn.setVisibility(View.VISIBLE);
holder.blockBtn.setVisibility(View.GONE);
} else {
holder.unblockBtn.setVisibility(View.GONE);
holder.blockBtn.setVisibility(View.VISIBLE);
}
if (filterNumber == 2) {
if (dto.isOnLine()) {
Drawable temp =
getResources().getDrawable(
R.drawable.green_dot);
holder.status.setImageDrawable(temp);
} else{
if (dto.isRegisteredBuddy()) {
Drawable temp =
getResources().getDrawable(
R.drawable.red_dot);
holder.status.setImageDrawable(temp);
} else{
holder.unblockBtn.setVisibility(View.GONE);
holder.blockBtn.setVisibility(View.GONE);
holder.unshareBtn.setVisibility(View.GONE);
holder.shareBtn.setVisibility(View.GONE);
Drawable temp =
getResources().getDrawable(
R.drawable.grey_dot);
holder.status.setImageDrawable(temp);
}
}
} else {
Drawable temp;
BuddyTO buddy;
buddy =
childs.get(groupPosition).get(childPosition);
if(buddy.isOnLine()){
temp =
getResources().getDrawable(R.drawable.green_dot);
}else{
if(buddy.isRegisteredBuddy()){
temp =
getResources().getDrawable(R.drawable.red_dot);
}else{
temp =
getResources().getDrawable(R.drawable.grey_dot);
}
}
holder.status.setImageDrawable(temp);
}
if (!dto.isRegisteredBuddy()) {
holder.unblockBtn.setVisibility(View.GONE);
holder.blockBtn.setVisibility(View.GONE);
holder.unshareBtn.setVisibility(View.GONE);
holder.shareBtn.setVisibility(View.GONE);
}
setBuddyLayout(holder, dto);
} catch (Throwable e) {
e.printStackTrace();
Log.e("Error", e.toString());
}
return convertView;
}
setBuddyLayout.class:
public void setBuddyLayout(final BuddyListView holder, final BuddyTO
dto) {
Log.e("setBuddyLayout", dto.getBuddyName() + "|" +
dto.getDistanceWithBuddy());
try{
final String name = URLDecoder.decode(dto.getBuddyName());
final String phone = dto.getBuddyNumber();
holder.titleText.setText(name);
holder.distText.setText(dto.getDistanceWithBuddy());
if (dto.isFriendGroup()) {
holder.userGroup.setText("Friends");
} else if (dto.isFamilyGroup()) {
holder.userGroup.setText("Family");
} else if (dto.isWorkGroup()) {
holder.userGroup.setText("Work");
} else if (dto.isOtherGroup()) {
holder.userGroup.setText("Others");
}
final String avatarURL = con_.getString(R.string.avatar_server)
+
phone+ ".jpg";
Drawable drawable = null;
try {
if (dto.isRegisteredBuddy() &&
drawableManager.containDrawable(avatarURL,phone)) {
drawableManager.fetchDrawableOnThread(avatarURL,phone,holder.avatar,null,null,con_);
}else{
drawable =
con_.getResources().getDrawable(R.drawable.avatar);
holder.avatar.setImageDrawable(drawable);
}
} catch (Throwable e) {
drawable =
con_.getResources().getDrawable(R.drawable.avatar);
holder.avatar.setImageDrawable(drawable);
}
}catch(Throwable tr){
Log.e("Throwable",tr.toString());
}
}
buddy_list_layout.xml:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout android:id="@+id/linearTab"
android:background="#ffffff" xmlns:android="http://
schemas.android.com/apk/res/android"
android:orientation="horizontal" android:layout_width="fill_parent"
android:layout_height="wrap_content">
<ImageView android:layout_width="wrap_content" android:src="@drawable/
grey_dot"
android:background="#ffffff"
android:layout_height="wrap_content"
android:id="@+id/status"
android:layout_gravity="center_vertical"
android:layout_marginLeft="5dip"/>
<ImageView android:layout_width="50dip" android:src="@drawable/
avatar"
android:background="#ffffff" android:layout_height="50dip"
android:id="@+id/avatar"
android:layout_margin="5dip"/>
<LinearLayout android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="vertical"
android:gravity="center_vertical"
android:layout_gravity="center_vertical"
android:layout_weight="1">
<TextView android:layout_width="fill_parent" android:id="@+id/
listTitle"
android:layout_marginLeft="5sp"
android:layout_height="wrap_content" android:text=""
android:textColor="#000000"
android:layout_gravity="center_vertical"
android:textStyle="bold" android:textSize="15dip"/>
<TextView android:layout_width="fill_parent" android:id="@+id/
listTitleGroup"
android:layout_marginLeft="5sp"
android:layout_height="wrap_content"
android:textColor="#000000"
android:layout_gravity="center_vertical"
android:paddingTop="5dip" android:textSize="12dip"
android:text=""/
>
</LinearLayout>
<TextView android:layout_width="wrap_content" android:id="@+id/
distText"
android:layout_height="wrap_content"
android:paddingRight="20dip"
android:text="N.A" android:textColor="#000000"
android:layout_gravity="center_vertical" />
<ImageView android:layout_width="wrap_content" android:id="@+id/
btnUnShare"
android:layout_marginRight="20dip"
android:layout_height="wrap_content"
android:background="@drawable/green_tick"
android:layout_gravity="center_vertical"
android:visibility="gone" />
<ImageView android:layout_width="wrap_content" android:id="@+id/
btnShare"
android:layout_marginRight="20dip"
android:layout_height="wrap_content"
android:background="@drawable/checkbox"
android:layout_gravity="center_vertical" />
<ImageView android:layout_width="wrap_content"
android:layout_marginRight="20dip" android:id="@+id/btnBlock"
android:paddingRight="10dip"
android:layout_height="wrap_content"
android:background="@drawable/checkbox"
android:layout_gravity="center_vertical" />
<ImageView android:layout_width="wrap_content"
android:layout_marginRight="20dip" android:id="@+id/btnUnblock"
android:paddingRight="15dip"
android:layout_height="wrap_content"
android:background="@drawable/red_tick"
android:visibility="gone"
android:layout_gravity="center_vertical" />
</LinearLayout>
the avatar will flick once i call notifyDataSetChanged().
Thanks a lot.
On Feb 26, 9:01 am, Justin Anderson <magouyaw...@gmail.com> wrote:
> We can help better if you post your code...
> On Feb 24, 2011 10:01 PM, "Sao Kim Beng" <kbsa...@gmail.com> wrote:
>
>
>
>
>
>
>
> > Hi All,
> > i have a listview/ExpandableListView contain Imageview and some text.
> > I facing a problem when there is a new entry in and i try to update
> > the list , after i try to refresh the BaseAdapter/
> > BaseExpandableListAdapter by calling notifyDataSetChanged, every
> > imageview will flicking once.
>
> > It like loading all the image again from top to bottom again, is it
> > any way to just update those data and show to the user without
> > flicking?
>
> > --
> > You received this message because you are subscribed to the Google
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