the title speaks for itself. I am over several articles, topics and still haven't figured out how to use checkedtextview. I want a listview with checkable items. In the following code i am using a listview and populating it with a string array. But how to change it to checkedtextview?
delete.xml:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:paddingTop="4dip"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:id="@+id/linlay0"
android:background="@color/list_bg">
<TextView
android:id="@+id/TextView00"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:background="#D8D8D8"
android:textColor="#424242"
android:gravity="center_horizontal|center_vertical"
android:textSize="20px"
android:height="40px"
android:textStyle="bold"
/>
<ListView android:id="@+id/ListView01"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
</LinearLayout>
delete_lv.xml:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:gravity="center_vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
<TextView
android:id="@+id/list_content"
android:textColor="#222222"
android:gravity="center"
android:text="sample"
android:layout_margin="4dip"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
/>
</LinearLayout>
Delete.java:
public class Delete extends Activity {
ListView lv1;
ArrayAdapter<String> adapter1;
private String lv_items[] = { "Android", "iPhone", "BlackBerry",
"AndroidPeople", "J2ME", "Listview", "ArrayAdapter", "ListItem",
"Us", "UK", "India" };
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.delete);
TextView tv0 = (TextView)findViewById(R.id.TextView00);
tv0.setText("Deletes");
lv1 = (ListView) findViewById(R.id.ListView01);
adapter1 = new ArrayAdapter<String>(Delete.this,R.layout.list_black_text,R.id.list_content, lv_items);
lv1.setAdapter(adapter1);
adapter1.notifyDataSetChanged();
}
}
In Android, CheckedTextView is an extension of normal TextView that supports the checkable interface and displays it. It has a checkbox along with some text. It is mainly used in a ListView where we want to show which item is selected or not.
android.widget.CheckedTextView. An extension to TextView that supports the Checkable interface and displays. This is useful when used in a ListView where the setChoiceMode has been set to something other than CHOICE_MODE_NONE .
In your xml file you're using textview as list item. Instead of that use CheckedTextView
. You can directly drag and drop that from your widgets palette. You can use the CheckedTextView
as both TextView
and CheckBox
. Below is an example if how to use it
<CheckedTextView
xmlns:android="http://schemas.android.com/apk/res/android"
style="@style/NormalText"
android:id="@+id/checkList"
android:paddingLeft="20dip"
android:paddingRight="20dip"
android:paddingTop="10dip"
android:paddingBottom="10dip"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="?android:attr/listPreferredItemHeight"
android:gravity="center_vertical"
android:checkMark="@drawable/our_checkbox"></CheckedTextView>
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