Xamarin.android 更改listview中的图像
我在修改代码以使其在monodroid 4.2.3下构建之后使用了教程代码,我对其进行了扩展,使list类如下所示Xamarin.android 更改listview中的图像,xamarin.android,Xamarin.android,我在修改代码以使其在monodroid 4.2.3下构建之后使用了教程代码,我对其进行了扩展,使list类如下所示 // ViewGroup parent = listView; void listView_ItemClick(object sender, Android.Widget.AdapterView.ItemClickEventArgs e, ViewGroup parent) { var item = this.listAdapter.GetItem
// ViewGroup parent = listView;
void listView_ItemClick(object sender, Android.Widget.AdapterView.ItemClickEventArgs e, ViewGroup parent)
{
var item = this.listAdapter.GetItemAtPosition(e.Position);
var view = (e.View ?? this.LayoutInflater.Inflate(Resource.Layout.customlistitem, parent, false)) as LinearLayout;
ImageView iv = FindViewById<ImageView>(Resource.Id.imageChecked);
if (item.Checked == false)
{
item.Checked = true;
item.ImageCheck = Resource.Drawable.@checked;
}
else
{
item.Checked = false;
item.ImageCheck = Resource.Drawable.checkbox;
}
iv.SetImageResource(item.ImageCheck);
}
公营动物
{
公共字符串名
{
得到;
设置
}
public string Description
{
get;
set;
}
public int Image
{
get;
set;
}
public int ImageCheck
{ get; set; }
public bool Checked
{ get; set; }
}
ItemClick事件代码如下所示
// ViewGroup parent = listView;
void listView_ItemClick(object sender, Android.Widget.AdapterView.ItemClickEventArgs e, ViewGroup parent)
{
var item = this.listAdapter.GetItemAtPosition(e.Position);
var view = (e.View ?? this.LayoutInflater.Inflate(Resource.Layout.customlistitem, parent, false)) as LinearLayout;
ImageView iv = FindViewById<ImageView>(Resource.Id.imageChecked);
if (item.Checked == false)
{
item.Checked = true;
item.ImageCheck = Resource.Drawable.@checked;
}
else
{
item.Checked = false;
item.ImageCheck = Resource.Drawable.checkbox;
}
iv.SetImageResource(item.ImageCheck);
}
emulator输出将显示单击的动物的名称,ImageView始终位于列表的顶部
有没有办法将勾号放在正确的位置(例如,如果我点击第5个项目,第5个图像视图会显示一个勾号或只是一个方框)
谢谢最简单的方法
ImageView iv = e.View.FindViewById<ImageView>(Resource.Id.imageChecked);
ImageView iv=e.View.findviewbyd(Resource.Id.imageChecked);
工作完成了