我开发了一个自定义键盘，它必须是数字，并允许使用句点符号。这是我尝试过的，但问题是当我输入时，周期符号不会出现 keyboard.xml
<?xml version="1.0" encoding="utf-8"?>
<Keyboard xmlns:android="http://schemas.android.com/apk/res/android"
android:keyWidth="33%p" android:horizontalGap="0px"
android:verticalGap="0px" android:keyHeight="54dip">
<Row>
<Key android:codes="8" android:keyLabel="1" android:keyEdgeFlags="left" />
<Key android:codes="9" android:keyLabel="2" />
<Key android:codes="10" android:keyLabel="3" android:keyEdgeFlags="right" />
</Row>
<Row>
<Key android:codes="11" android:keyLabel="4" android:keyEdgeFlags="left" />
<Key android:codes="12" android:keyLabel="5" />
<Key android:codes="13" android:keyLabel="6" android:keyEdgeFlags="right" />
</Row>
<Row>
<Key android:codes="14" android:keyLabel="7" android:keyEdgeFlags="left" />
<Key android:codes="15" android:keyLabel="8" />
<Key android:codes="16" android:keyLabel="9" android:keyEdgeFlags="right" />
</Row>
<Row>
<Key android:codes="67" android:keyIcon="@drawable/sym_keyboard_delete"
android:iconPreview="@drawable/sym_keyboard_delete"
android:keyEdgeFlags="left" />
<Key android:codes="7" android:keyLabel="0" />
<Key android:codes="\u002E" android:keyLabel="."
/>
<!-- <Key android:codes="66" android:keyEdgeFlags="right"
android:keyIcon="@drawable/sym_keyboard_feedback_return"
android:iconPreview="@drawable/sym_keyboard_feedback_return" /> -->
</Row>
</Keyboard>
main.xml中
<RelativeLayout android:id="@+id/LinearLayout1"
xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="fill_parent"
android:layout_height="fill_parent">
<LinearLayout android:layout_width="fill_parent"
android:id="@+id/container" android:layout_alignParentTop="true"
android:layout_height="fill_parent" android:layout_above="@+id/keyboard_view">
<EditText android:layout_width="fill_parent" android:id="@+id/target"
android:layout_height="wrap_content" />
</LinearLayout>
<com.cognizant.customNumericKeyboard.CustomKeyboardView
android:id="@+id/keyboard_view" android:visibility="gone"
android:layout_width="fill_parent" android:layout_height="wrap_content"
android:layout_alignParentBottom="true"></com.cognizant.customNumericKeyboard.CustomKeyboardView>
</RelativeLayout>
BasicOnKeyboardActionListener
public class BasicOnKeyboardActionListener implements OnKeyboardActionListener {
private Activity mTargetActivity;
public BasicOnKeyboardActionListener(Activity targetActivity) {
mTargetActivity = targetActivity;
}
@Override
public void swipeUp() {
// TODO Auto-generated method stub
}
@Override
public void swipeRight() {
// TODO Auto-generated method stub
}
@Override
public void swipeLeft() {
// TODO Auto-generated method stub
}
@Override
public void swipeDown() {
// TODO Auto-generated method stub
}
@Override
public void onText(CharSequence text) {
// TODO Auto-generated method stub
}
@Override
public void onRelease(int primaryCode) {
// TODO Auto-generated method stub
}
@Override
public void onPress(int primaryCode) {
// TODO Auto-generated method stub
}
@Override
public void onKey(int primaryCode, int[] keyCodes) {
long eventTime = System.currentTimeMillis();
KeyEvent event = new KeyEvent(eventTime, eventTime,
KeyEvent.ACTION_DOWN, primaryCode, 0, 0, 0, 0,
KeyEvent.FLAG_SOFT_KEYBOARD | KeyEvent.FLAG_KEEP_TOUCH_MODE);
mTargetActivity.dispatchKeyEvent(event);
}
CustomKeyboardView.java
public class CustomKeyboardView extends KeyboardView {
public CustomKeyboardView(Context context, AttributeSet attrs) {
super(context, attrs);
}
public void showWithAnimation(Animation animation) {
animation.setAnimationListener(new AnimationListener() {
@Override
public void onAnimationStart(Animation animation) {
// TODO Auto-generated method stub
}
@Override
public void onAnimationRepeat(Animation animation) {
// TODO Auto-generated method stub
}
@Override
public void onAnimationEnd(Animation animation) {
setVisibility(View.VISIBLE);
}
});
setAnimation(animation);
}
}
KeyboardWidgetActivity.java
public class KeyboardWidgetActivity extends Activity {
private CustomKeyboardView mKeyboardView;
private View mTargetView;
private Keyboard mKeyboard;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
mKeyboard = new Keyboard(this, R.xml.keyboard);
mTargetView = (EditText) findViewById(R.id.target);
mTargetView.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
showKeyboardWithAnimation();
return true;
}
});
mKeyboardView = (CustomKeyboardView) findViewById(R.id.keyboard_view);
mKeyboardView.setKeyboard(mKeyboard);
mKeyboardView
.setOnKeyboardActionListener(new BasicOnKeyboardActionListener(
this));
}
private void showKeyboardWithAnimation() {
if (mKeyboardView.getVisibility() == View.GONE) {
Animation animation = AnimationUtils
.loadAnimation(KeyboardWidgetActivity.this,
R.anim.slide_in_bottom);
mKeyboardView.showWithAnimation(animation);
}
}
}