設計用戶註冊頁面

設計用戶註冊頁面知識點：

掌握以下UI組件的使用
CheckBox用於選取多個值時使用的組件，在佈局文件中使用<CheckBox>標籤標記，可以使用android:checked=“true”來設定默認選中值。
DatePicker組件可以輸入日期。範圍在1900-1-1 ~ 2100-12-31
RadioButton可以構建一組單選按鈕，一組互斥的單選按鈕必須在用一個RadioGroup中。
Toast:彈出提示框
ScrollView的使用：當一屏顯示不開時，自動加入滾動條，此時佈局文件中ScrollView處於頂級元素

 

運行效果圖：

 

 

註冊頁面的佈局文件

<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >

    <LinearLayout
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:orientation="vertical" >

        <TextView
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:text="@string/label_name" />

        <EditText
            android:id="@+id/name"
            android:layout_width="fill_parent"
            android:layout_height="wrap_content" />

        <TextView
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:text="@string/label_sex" />

        <RadioGroup
            android:id="@+id/sex"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:orientation="horizontal" >

            <RadioButton
                android:id="@+id/male"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:checked="true"
                android:text="@string/male" />

            <RadioButton
                android:id="@+id/female"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="@string/female" />
        </RadioGroup>

        <TextView
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:text="@string/label_birth" />

        <DatePicker
            android:id="@+id/birth"
            android:layout_width="fill_parent"
            android:layout_height="wrap_content" />

        <TextView
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:text="@string/label_interest" />

        <CheckBox
            android:id="@+id/movie"
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:text="@string/movie" />

        <CheckBox
            android:id="@+id/basketball"
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:text="@string/basketball" />

        <Button
            android:id="@+id/submit"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/button_submit" >
        </Button>
    </LinearLayout>

</ScrollView>

註冊成功時彈出註冊信息

public class RegisterActivity extends Activity {
	/** Called when the activity is first created. */
	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);
		final EditText nameText = (EditText) this.findViewById(R.id.name);
		final RadioButton maleRadio = (RadioButton) this
				.findViewById(R.id.male);
		final RadioButton femaleRadio = (RadioButton) this
				.findViewById(R.id.female);
		final DatePicker birthDatePicker = (DatePicker) this
				.findViewById(R.id.birth);
		final CheckBox movieBox = (CheckBox) this.findViewById(R.id.movie);
		final CheckBox basketballBox = (CheckBox) this
				.findViewById(R.id.basketball);
		Button submit = (Button) this.findViewById(R.id.submit);
		submit.setOnClickListener(new View.OnClickListener() {

			@Override
			public void onClick(View v) {
				String sex = "男";

				if (maleRadio.isChecked()) {
					sex = maleRadio.getText().toString();
				}
				if (femaleRadio.isChecked()) {
					sex = femaleRadio.getText().toString();
				}

				String interest = "";
				if (movieBox.isChecked()) {
					interest = interest + movieBox.getText().toString();
				}
				if (basketballBox.isChecked()) {
					interest = interest + basketballBox.getText().toString();
				}
				String birth = birthDatePicker.getYear() + "年"
						+ (birthDatePicker.getMonth() + 1) + "月"
						+ birthDatePicker.getDayOfMonth() + "日";
				StringBuffer prompt = new StringBuffer();
				prompt.append("註冊成功！\n您的姓名：")
						.append(nameText.getText().toString())
						.append("\n您的性別是:").append(sex).append("\n您的生日:")
						.append(birth).append("\n您的愛好：").append(interest);
				Toast.makeText(RegisterActivity.this, prompt, Toast.LENGTH_LONG)
						.show();
			}
		});
	}
}