LatinIME/java/src/com/android/inputmethod/keyboard/ViewLayoutUtils.java
Tadashi G. Takaoka 1e11c44d1b Make utility classes final
Change-Id: Ic4f69b4c8da33c9fca50d6829724179310c2f875
2012-08-29 17:38:08 +09:00

52 lines
2 KiB
Java

/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.inputmethod.keyboard;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewGroup.MarginLayoutParams;
import android.widget.FrameLayout;
import android.widget.RelativeLayout;
public final class ViewLayoutUtils {
private ViewLayoutUtils() {
// This utility class is not publicly instantiable.
}
public static MarginLayoutParams newLayoutParam(ViewGroup placer, int width, int height) {
if (placer instanceof FrameLayout) {
return new FrameLayout.LayoutParams(width, height);
} else if (placer instanceof RelativeLayout) {
return new RelativeLayout.LayoutParams(width, height);
} else if (placer == null) {
throw new NullPointerException("placer is null");
} else {
throw new IllegalArgumentException("placer is neither FrameLayout nor RelativeLayout: "
+ placer.getClass().getName());
}
}
public static void placeViewAt(View view, int x, int y, int w, int h) {
final ViewGroup.LayoutParams lp = view.getLayoutParams();
if (lp instanceof MarginLayoutParams) {
final MarginLayoutParams marginLayoutParams = (MarginLayoutParams)lp;
marginLayoutParams.width = w;
marginLayoutParams.height = h;
marginLayoutParams.setMargins(x, y, 0, 0);
}
}
}