Layout.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:andro>
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_weight="6">
<TableLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_gravity="center_vertical">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="请输入要生成表格的行号列"
android:textSize="15sp"/>
<TableRow
android:gravity="center"
android:layout_marginTop="5dp"
>
<TextView
android:id="@+id/tv1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="行"
android:textSize="15sp"/>
<EditText
android:id="@+id/et1"
android:layout_width="100dp"
android:layout_height="wrap_content"/>
</TableRow>
<TableRow
android:gravity="center"
android:layout_marginTop="5dp"
>
<TextView
android:id="@+id/tv2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="列"
android:textSize="15sp" />
<EditText
android:id="@+id/et2"
android:layout_width="100dp"
android:layout_height="wrap_content"
android:numeric="decimal"/>
<!-- decimal 只能输入数字,大于0的数字-->
</TableRow>
<TableRow
android:gravity="center"
>
<Button
android:id="@+id/btnadd"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_span="2"
android:text="确定"
/>
</TableRow>
</TableLayout>
</LinearLayout>
<TableLayout
android:id="@+id/table"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_weight="3"
android:stretchColumns="*"
android:shrinkColumns="*">
</TableLayout>
</LinearLayout>
Activity.java
import android.app.Activity; import android.os.Bundle; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.EditText; import android.widget.TableLayout; import android.widget.TableRow; public class MainActivity extends Activity implements OnClickListener { private Button submit; private EditText row; private EditText cloumn; private TableLayout table; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.canchange); submit = (Button) findViewById(R.id.btnadd); row = (EditText) findViewById(R.id.et1); cloumn = (EditText) findViewById(R.id.et2); table = (TableLayout) findViewById(R.id.table); submit.setOnClickListener(this); } @Override public void onClick(View v) { int c = Integer.parseInt(row.getText() + ""); int r = Integer.parseInt(cloumn.getText() + ""); table.removeAllViews(); for (int i = 0; i < c; i++) { TableRow tr = new TableRow(this); for (int j = 0; j < r; j++) { Button b = new Button(this); tr.addView(b); } table.addView(tr); } } }
效果:
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