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/*
* Copyright (C) 2019 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.launcher3;
import android.content.res.Resources;
import android.util.DisplayMetrics;
import android.util.TypedValue;
public class ResourceUtils {
public static final int DEFAULT_NAVBAR_VALUE = 48;
public static final int INVALID_RESOURCE_HANDLE = -1;
public static final String NAVBAR_LANDSCAPE_LEFT_RIGHT_SIZE = "navigation_bar_width";
public static final String NAVBAR_BOTTOM_GESTURE_SIZE = "navigation_bar_gesture_height";
public static final String NAVBAR_BOTTOM_GESTURE_LARGER_SIZE =
"navigation_bar_gesture_larger_height";
public static int getNavbarSize(String resName, Resources res) {
return getDimenByName(resName, res, DEFAULT_NAVBAR_VALUE);
}
public static int getDimenByName(String resName, Resources res, int defaultValue) {
final int frameSize;
final int frameSizeResID = res.getIdentifier(resName, "dimen", "android");
if (frameSizeResID != 0) {
frameSize = res.getDimensionPixelSize(frameSizeResID);
} else {
frameSize = pxFromDp(defaultValue, res.getDisplayMetrics());
}
return frameSize;
}
public static boolean getBoolByName(String resName, Resources res, boolean defaultValue) {
final boolean val;
final int resId = res.getIdentifier(resName, "bool", "android");
if (resId != 0) {
val = res.getBoolean(resId);
} else {
val = defaultValue;
}
return val;
}
public static int getIntegerByName(String resName, Resources res, int defaultValue) {
int resId = res.getIdentifier(resName, "integer", "android");
return resId != 0 ? res.getInteger(resId) : defaultValue;
}
public static int pxFromDp(float size, DisplayMetrics metrics) {
return pxFromDp(size, metrics, 1f);
}
public static int pxFromDp(float size, DisplayMetrics metrics, float scale) {
return size < 0 ? INVALID_RESOURCE_HANDLE : Math.round(scale
* TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, size, metrics));
}
}
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