Androidダイナミック追加ボタン
4308 ワード
LayouInflater :
layout xml View 。 , getLayoutInflater() getSystemService(String) LayoutInflater , context , 。
:
[java] view plaincopy
LayoutInflater inflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
public View inflate (int resource, ViewGroup root)
Since: API Level 1
Inflate a new view hierarchy from the specified xml resource. Throws InflateException if there is an error.
Parameters
resource ID for an XML layout resource to load (e.g., R.layout.main_page)
root Optional view to be the parent of the generated hierarchy.
Returns
The root View of the inflated hierarchy. If root was supplied, this is the root View; otherwise it is the root of the inflated XML file.
xml (guess_button.xml) buttonTableLayout:
[html] view plaincopy
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
<Button
android:id="@+id/newGuessButton"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_weight="1" />
</LinearLayout>
(guess_button.xml)
[html] view plaincopy
<TableLayout
android:id="@+id/buttonTableLayout"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_weight="1"
android:stretchColumns="0,1,2" >
<TableRow
android:id="@+id/tableRow0"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
</TableRow>
<TableRow
android:id="@+id/tableRow1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
</TableRow>
<TableRow
android:id="@+id/tableRow2"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
</TableRow>
</TableLayout>
(main.xml buttonTableLayout, buttonTableLayout, buttonTableLayout =(TableLayout) findViewById(R.id.buttonLayout);)
:
[java] view plaincopy
LayoutInflater inflater = (LayoutInflater)context.getSystemService (Context.LAYOUT_INFLATER_SERVICE);
Button newGuessButton =(Button)inflater.inflater(R.layout.guess_button,null); //
newGuessButton.setText("abc"); //
newGuessButton.setOnClickListener(guessButtonListener); // Listener
(TableRow) buttonTableLayout.getChildAt(1); // newGuessButton table
OK