Android TV 开发（3）
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作者：孙有军
<LinearLayout android:id="@+id/input_num_line_3" android:layout_width="fill_parent" android:layout_height="wrap_content" android:layout_above="@+id/input_num_line_2" android:baselineAligned="false" android:orientation="horizontal"> <RelativeLayout android:layout_width="0dp" android:layout_height="80dp" android:layout_weight="1"> <TextView android:id="@+id/input_key_number_4" android:layout_width="60dp" android:layout_height="60dp" android:layout_centerInParent="true" android:background="@drawable/keyboard_item_selector" android:focusable="true" android:gravity="center" android:text="4" android:textColor="#ffffff" android:textSize="30sp"/> </RelativeLayout> <RelativeLayout android:layout_width="0dp" android:layout_height="80dp" android:layout_weight="1"> <TextView android:id="@+id/input_key_number_5" android:layout_width="60dp" android:layout_height="60dp" android:layout_centerInParent="true" android:background="@drawable/keyboard_item_selector" android:focusable="true" android:gravity="center" android:text="5" android:textColor="#ffffff" android:textSize="30sp"/> </RelativeLayout> <RelativeLayout android:layout_width="0dp" android:layout_height="80dp" android:layout_weight="1"> <TextView android:id="@+id/input_key_number_6" android:layout_width="60dp" android:layout_height="60dp" android:layout_centerInParent="true" android:background="@drawable/keyboard_item_selector" android:focusable="true" android:gravity="center" android:text="6" android:textColor="#ffffff" android:textSize="30sp"/> </RelativeLayout> </LinearLayout> <LinearLayout android:id="@+id/input_num_line_4" android:layout_width="fill_parent" android:layout_height="wrap_content" android:layout_above="@+id/input_num_line_3" android:baselineAligned="false" android:orientation="horizontal"> <RelativeLayout android:layout_width="0dp" android:layout_height="80dp" android:layout_weight="1"> <TextView android:id="@+id/input_key_number_1" android:layout_width="60dp" android:layout_height="60dp" android:layout_centerInParent="true" android:background="@drawable/keyboard_item_selector" android:focusable="true" android:gravity="center" android:text="1" android:textColor="#ffffff" android:textSize="30sp"/> </RelativeLayout> <RelativeLayout android:layout_width="0dp" android:layout_height="80dp" android:layout_weight="1"> <TextView android:id="@+id/input_key_number_2" android:layout_width="60dp" android:layout_height="60dp" android:layout_centerInParent="true" android:background="@drawable/keyboard_item_selector" android:focusable="true" android:gravity="center" android:text="2" android:textColor="#ffffff" android:textSize="30sp"/> </RelativeLayout> <RelativeLayout android:layout_width="0dp" android:layout_height="80dp" android:layout_weight="1"> <TextView android:id="@+id/input_key_number_3" android:layout_width="60dp" android:layout_height="60dp" android:layout_centerInParent="true" android:background="@drawable/keyboard_item_selector" android:focusable="true" android:gravity="center" android:text="3" android:textColor="#ffffff" android:textSize="30sp"/> </RelativeLayout> </LinearLayout> <TextView android:id="@+id/show_phone" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_above="@+id/input_num_line_4" android:layout_centerInParent="true" android:padding="@dimen/gap_20_dp" android:textColor="#ffffff" android:textSize="33sp"/> </RelativeLayout>
对应的界面代码如下：
public class DialPanFragment extends Fragment implements View.OnClickListener {
private TextView showPhone;
private ImageView dialBnt;
public DialPanFragment() {
// Required empty public constructor
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
return inflater.inflate(R.layout.fragment_dial_pan, container, false);
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
findViews();
}
private void findViews() {
showPhone = (TextView) getView().findViewById(R.id.show_phone);
dialBnt = (ImageView) getView().findViewById(R.id.dial_icon);
dialBnt.setOnClickListener(this);
dialBnt.setTag(-2);
dialBnt.setEnabled(false);
View view0 = getView().findViewById(R.id.input_key_number_0);
view0.setTag(0);
view0.setOnClickListener(this);
View view1 = getView().findViewById(R.id.input_key_number_1);
view1.setTag(1);
view1.setOnClickListener(this);
view1.setNextFocusUpId(R.id.dial_tab);
View view2 = getView().findViewById(R.id.input_key_number_2);
view2.setTag(2);
view2.setOnClickListener(this);
view2.setNextFocusUpId(R.id.dial_tab);
View view3 = getView().findViewById(R.id.input_key_number_3);
view3.setTag(3);
view3.setOnClickListener(this);
view3.setNextFocusUpId(R.id.dial_tab);
View view4 = getView().findViewById(R.id.input_key_number_4);
view4.setTag(4);
view4.setOnClickListener(this);
View view5 = getView().findViewById(R.id.input_key_number_5);
view5.setTag(5);
view5.setOnClickListener(this);
View view6 = getView().findViewById(R.id.input_key_number_6);
view6.setTag(6);
view6.setOnClickListener(this);
View view7 = getView().findViewById(R.id.input_key_number_7);
view7.setTag(7);
view7.setOnClickListener(this);
View view8 = getView().findViewById(R.id.input_key_number_8);
view8.setTag(8);
view8.setOnClickListener(this);
View view9 = getView().findViewById(R.id.input_key_number_9);
view9.setTag(9);
view9.setOnClickListener(this);
View viewDel = getView().findViewById(R.id.input_key_number_del);
viewDel.setTag(-1);
viewDel.setOnClickListener(this);
}
@Override
public void onClick(View v) {
int tag = (int) v.getTag();
if (tag == -2) {
dial();
} else if (tag == -1) {// DEL
delNumber();
} else {
inputNumber(tag);
}
}
private void delNumber() {
String text = showPhone.getText().toString();
if (text != null && text.length() > 0) {
text = text.substring(0, text.length() - 1);
showPhone.setText(text);
}
dialBtnState(text);
}
private void inputNumber(int tag) {
String text = showPhone.getText().toString();
if (text == null) {
text = new String(String.valueOf(tag));
} else {
text = text + tag;
}
dialBtnState(text);
showPhone.setText(text);
}
private void dial() {
String text = showPhone.getText().toString();
int len = TextUtils.isEmpty(text) ? 0 : text.length();
if (len != 11) {
ToastUtil.showToast("你输入的账号不合法!");
showPhone.setText("");
} else {
String uid = ContactProvider.getUidByPhone(text);
if (TextUtils.isEmpty(uid)) {
ToastUtil.showToast("该账号不存在!");
} else {
// TODO
}
}
}
private void dialBtnState(String text) {
dialBnt.setEnabled(!TextUtils.isEmpty(text));
}
}网易云免费体验馆，0成本体验20+款云产品！
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