次の XML レイアウトがあります。
拡張ListActivityスーパークラスから「OnListViewClick」メソッドを実装してオーバーライドしたにもかかわらず、現時点ではEditTextの下の「追加」ボタンしかクリックできません。
ListView でボタンを使用する場合、これはフォーカスの問題だと思います。
ボタンと ListView の両方をクリックできるように、XML レイアウトを設定する方法を誰かが教えてくれることを願っています。
OnItemListClick メソッド コード:
package com.example.flybase2;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.ListActivity;
import android.app.AlertDialog.Builder;
import android.content.DialogInterface;
import android.content.Intent;
import android.database.Cursor;
import android.os.Bundle;
import android.support.v4.widget.SimpleCursorAdapter;
import android.text.Editable;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.TextView;
public class ShoppingList extends ListActivity implements OnClickListener {
Button AddItem;
ListView showItems;
SimpleCursorAdapter cursorAdapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.shoppinglistlayout);
AddItem = (Button) findViewById(R.id.btnAddItem);
showItems = (ListView)findViewById(android.R.id.list);
AddItem.setOnClickListener(this);
setList();
}
@Override
public void onClick(View clickedAdd) {
AlertDialog.Builder builder = new AlertDialog.Builder(ShoppingList.this);
builder.setTitle("Enter Item Details:");
LinearLayout layout = new LinearLayout(this);
layout.setOrientation(LinearLayout.VERTICAL);
final EditText titleBox = new EditText(this);
titleBox.setHint("Item Name:");
layout.addView(titleBox);
final EditText quantityBox = new EditText(this);
quantityBox.setHint("Item Quantity");
layout.addView(quantityBox);
final EditText priceBox = new EditText(this);
priceBox.setHint("Item Price.");
layout.addView(priceBox);
builder.setView(layout);
builder.setPositiveButton("Ok", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
try
{
Editable valueItem = titleBox.getText();
Editable valueAmount = quantityBox.getText();
Editable valuePrice = priceBox.getText();
String itemDescription = valueItem.toString();
String s = valueAmount.toString();
int itemAmount = Integer.parseInt(s);
String a = valuePrice.toString();
int itemPrice = Integer.parseInt(a);
DBHandlerShop addItem = new DBHandlerShop(ShoppingList.this, null, null);
addItem.open();
addItem.insertItems(itemDescription, itemAmount, itemPrice);
addItem.close();
}
catch(Exception e)
{
Dialog e1 = new Dialog(ShoppingList.this);
e1.setTitle("Item unsuccesfully added");
TextView txt = new TextView(ShoppingList.this);
txt.setText("Success");
e1.setContentView(txt);
e1.show();
}
finally
{
Dialog e = new Dialog(ShoppingList.this);
e.setTitle("Item succesfully added.");
TextView txt = new TextView(ShoppingList.this);
txt.setText("Success");
e.setContentView(txt);
e.show();
setList();
}
}
});
builder.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
}
});
builder.show();
}
@Override
protected void onListItemClick(ListView l, View v, int position, long idd) {
super.onListItemClick(l, v, position, idd);
final CharSequence[] items = {"Edit Appointment Details", "Delete Appointment"};
Builder alertDialogBuilder = new AlertDialog.Builder(ShoppingList.this);
alertDialogBuilder.setTitle("Appointment Options:");
alertDialogBuilder.setItems(items, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int item) {
if (items[item].equals("Edit Appointment Details")) {
}
else if (items[item].equals("Delete Appointment")) {
}
}
});
alertDialogBuilder.show();
}
private void setList() {
DBHandlerShop DBShop = new DBHandlerShop(this, null, null);
DBHandlerShop searchItems = new DBHandlerShop(this, null, null);
searchItems.open();
Cursor cursor = searchItems.getItems();
startManagingCursor(cursor);
String [] from = new String [] {DBShop.KEY_ITEMSHOP, DBShop.KEY_ITEMNUM, DBShop.KEY_ITEMPRICE};
int [] to = new int [] {R.id.txtSetItem, R.id.txtSetAmount, R.id.txtSetPrice};
cursorAdapter = new SimpleCursorAdapter(this, R.layout.setshoppinglist, cursor, from, to);
showItems.setAdapter(cursorAdapter);
}
}
これは私のXMLコードです:
<?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">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="84dp"
android:orientation="horizontal" >
<ImageView
android:id="@+id/imgLink"
android:layout_width="78dp"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:src="@drawable/viewcon" />
<TextView
android:id="@+id/textView1"
android:layout_width="match_parent"
android:layout_height="75dp"
android:gravity="center"
android:text="Shopping List"
android:textAppearance="?android:attr/textAppearanceLarge"
android:textSize="35sp" />
</LinearLayout>
<TextView
android:id="@+id/txtItemDes"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Item To Add To The List:"
android:textAppearance="?android:attr/textAppearanceMedium" />
<EditText
android:id="@+id/inputAppointName"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:ems="10"
android:hint="Enter A Name" >
<requestFocus />
</EditText>
<Button
android:id="@+id/btnAddItem"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="Add" />
<ListView
android:id="@android:id/list"
android:layout_width="match_parent"
android:layout_height="wrap_content" >
</ListView>