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樂學Android之05：顯示Dialog Window

<?xml version="1.0" encoding="utf-8"?>
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<LinearLayout
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xmlns:android="http://schemas.android.com/apk/res/android"
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android:orientation="vertical"
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android:layout_width="fill_parent"
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android:layout_height="fill_parent">
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<TextView
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android:layout_width="fill_parent"
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android:layout_height="wrap_content"
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android:text="@string/hello" />
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<Button
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android:id="@+id/button1"
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android:layout_width="fill_parent"
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android:layout_height="wrap_content"
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android:text="單擊顯示彈出窗口"/>
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</LinearLayout>
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public class BeginAndroidActivity extends Activity {
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private String tag = "Events";
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private CharSequence[] items = {"Google","Apple","HTC"};
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private boolean[] itemsChecked = new boolean[items.length];
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.main);
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Log.d(tag, "In the onCreate() event");
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Button button = (Button) findViewById(R.id.button1);
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button.setOnClickListener(new View.OnClickListener() {
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public void onClick(View v) {
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showDialog(0);
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}
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});
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}
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}
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@Override
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protected Dialog onCreateDialog(int id, Bundle args) {
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switch (id) {
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case 0:
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return new AlertDialog.Builder(this)
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.setIcon(R.drawable.icon)
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.setTitle("這是一個Dialog")
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.setPositiveButton("OK", new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, int which) {
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Toast.makeText(getBaseContext(), "OK Clicked!", Toast.LENGTH_SHORT).show();
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}
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})
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.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, int which) {
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Toast.makeText(getBaseContext(), "Cancel Clicked!", Toast.LENGTH_SHORT).show();
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}
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})
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.setMultiChoiceItems(items, itemsChecked, new DialogInterface.OnMultiChoiceClickListener() {
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public void onClick(DialogInterface dialog, int which, boolean isChecked) {
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Toast.makeText(getBaseContext(), items[which] + (isChecked ? " checked!" :" unChecked!"), Toast.LENGTH_SHORT).show();
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}
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})
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.create();
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}
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return null;
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}

posted on 2011-07-31 15:36 angryegg 閱讀(271) 評論(0) 編輯收藏所屬分類: Android

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相關文章: 樂學Android之04：隱藏標題欄樂學Android之05：顯示Dialog Window 樂學Android之03：Activity樣式樂學Android之02：Activity生命周期樂學Android之01：Android開發環境搭建全程演示

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