直接将代码Copy到项目的Utils包下运行后即可自动生成（运行前需将基准分辨率改为UI图的分辨率）
/**
* Android屏幕适配Dimens文件生成工具类
* 参考:http://blog.csdn.net/guozhaohui628/article/details/71870530
* http://blog.csdn.net/lmj623565791/article/details/45460089
*
* @author LTP 2017年8月15日
*/
public class AndroidDimensUtil {
/**
* 基准宽度和高度(通常设置成UI图的分辨率的高度和宽度)
*/
private static final int baseHeight = 1920;
private static final int baseWidth = 1080;
/**
* 生成Dimens文件的路径（项目的res文件夹）
*/
private static String FILE_PATH;
private static final String WidthTemplate = "<dimen name=\"x{0}\">{1}px</dimen>\n";
private static final String HeightTemplate = "<dimen name=\"y{0}\">{1}px</dimen>\n";
public static void main(String[] args) {
// 获取项目res文件的路径
getResPath(new File("").getAbsolutePath());
AndroidDimensUtil.createDimens(480, 320);
AndroidDimensUtil.createDimens(800, 480);
AndroidDimensUtil.createDimens(800, 600);
AndroidDimensUtil.createDimens(854, 480);
AndroidDimensUtil.createDimens(854, 540);
AndroidDimensUtil.createDimens(960, 540);
AndroidDimensUtil.createDimens(960, 640);
AndroidDimensUtil.createDimens(1024, 600);
AndroidDimensUtil.createDimens(1024, 768);
AndroidDimensUtil.createDimens(1184, 720);
AndroidDimensUtil.createDimens(1196, 720);
AndroidDimensUtil.createDimens(1208, 720);
AndroidDimensUtil.createDimens(1280, 720);
AndroidDimensUtil.createDimens(1280, 768);
AndroidDimensUtil.createDimens(1280, 800);
AndroidDimensUtil.createDimens(1334, 750);
AndroidDimensUtil.createDimens(1440, 900);
AndroidDimensUtil.createDimens(1700, 1080);
AndroidDimensUtil.createDimens(1776, 1080);
AndroidDimensUtil.createDimens(1794, 1080);
AndroidDimensUtil.createDimens(1800, 1080);
AndroidDimensUtil.createDimens(1812, 1080);
AndroidDimensUtil.createDimens(1920, 1080);
AndroidDimensUtil.createDimens(1920, 1200);
AndroidDimensUtil.createDimens(2160, 1080);
AndroidDimensUtil.createDimens(2560, 1440);
AndroidDimensUtil.createDimens(2560, 1600);
// 添加以上分辨率都木有通用的,参考:http://blog.csdn.net/guozhaohui628/article/details/71870530
AndroidDimensUtil.createCommonDimens(2);
}
/**
* 生成相应分辨率的文件
*
* @param dimenHeight 要生成相应分辨率的高
* @param dimenWidth 要生成相应分辨率的宽
*/
@SuppressWarnings("ResultOfMethodCallIgnored")
private static void createDimens(int dimenHeight, int dimenWidth) {
// 生成Height
StringBuilder sbForHeight = new StringBuilder();
// 生成头
sbForHeight.append("<?xml version=\"1.0\" encoding=\"utf-8\"?>\n<resources>\n");
// 计算倍数
float scaleHeight = dimenHeight * 1.0f / baseHeight;
// System.out.println("生成Height : " + dimenHeight + " , 基准Height : " + baseHeight + " , height比例 : " + scaleHeight);
for (int i = 1; i < baseHeight; i++) {
// 根据倍率（最终保留两位小数）生成
sbForHeight.append(HeightTemplate.replace("{0}", i + "").replace("{1}", leftTwoDecimal(scaleHeight * i) + ""));
}
// 最后一个直接写成相应的高，不用计算
sbForHeight.append(HeightTemplate.replace("{0}", baseHeight + "").replace("{1}", dimenHeight + ""));
sbForHeight.append("</resources>");
// 生成Width
StringBuilder sbForWidth = new StringBuilder();
sbForWidth.append("<?xml version=\"1.0\" encoding=\"utf-8\"?>\n<resources>\n");
float scaleWidth = dimenWidth * 1.0f / baseWidth;
// System.out.println("生成Width : " + dimenWidth + " , 基准Width : " + baseWidth + " , width比例 : " + scaleWidth);
for (int i = 1; i < baseWidth; i++) {
sbForWidth.append(WidthTemplate.replace("{0}", i + "").replace("{1}", leftTwoDecimal(scaleWidth * i) + ""));
}
sbForWidth.append(WidthTemplate.replace("{0}", baseWidth + "").replace("{1}", dimenWidth + ""));
sbForWidth.append("</resources>");
// 生成文件
File dimenFile = new File(FILE_PATH + File.separator + "values-" + dimenHeight + "x" + dimenWidth);
dimenFile.mkdirs();
System.out.println("指定分辨率:" + dimenHeight + "x" + dimenWidth);
File lay_xFile = new File(dimenFile.getAbsolutePath(), "lay_x.xml");
File lay_yFile = new File(dimenFile.getAbsolutePath(), "lay_y.xml");
try {
PrintWriter printWriter = new PrintWriter(new FileOutputStream(lay_xFile));
printWriter.print(sbForWidth.toString());
printWriter.close();
printWriter = new PrintWriter(new FileOutputStream(lay_yFile));
printWriter.print(sbForHeight.toString());
printWriter.close();
} catch (FileNotFoundException e) {
e.printStackTrace();
}
}
/**
* 生成适配未找到对应分辨率设备的通用dimen文件（直接放置在values中，单位为px）
*
* @param commonDensity 通用density的值
*/
@SuppressWarnings("ResultOfMethodCallIgnored")
private static void createCommonDimens(int commonDensity) {
float commonScale = 1.0f / commonDensity;
// 生成Height
StringBuilder sbForHeight = new StringBuilder();
// 生成头
sbForHeight.append("<?xml version=\"1.0\" encoding=\"utf-8\"?>\n<resources>\n");
for (int i = 1; i < baseHeight + 1; i++) {
// 根据倍率（最终保留两位小数）生成
sbForHeight.append(HeightTemplate.replace("{0}", i + "").replace("{1}", leftTwoDecimal(commonScale * i) + "").replace("px", "dp"));
}
sbForHeight.append("</resources>");
// 生成Width
StringBuilder sbForWidth = new StringBuilder();
sbForWidth.append("<?xml version=\"1.0\" encoding=\"utf-8\"?>\n<resources>\n");
for (int i = 1; i < baseWidth + 1; i++) {
sbForWidth.append(WidthTemplate.replace("{0}", i + "").replace("{1}", leftTwoDecimal(commonScale * i) + "").replace("px", "dp"));
}
sbForWidth.append("</resources>");
// 生成文件
File dimenFile = new File(FILE_PATH + File.separator + "values");
dimenFile.mkdirs();
System.out.println("未指定的通用分辨率（values中）");
File lay_xFile = new File(dimenFile.getAbsolutePath(), "lay_x.xml");
File lay_yFile = new File(dimenFile.getAbsolutePath(), "lay_y.xml");
try {
PrintWriter printWriter = new PrintWriter(new FileOutputStream(lay_xFile));
printWriter.print(sbForWidth.toString());
printWriter.close();
printWriter = new PrintWriter(new FileOutputStream(lay_yFile));
printWriter.print(sbForHeight.toString());
printWriter.close();
} catch (FileNotFoundException e) {
e.printStackTrace();
}
}
/**
* 保留两位小数
*
* @param a 要保留的Float数值
* @return 保留后的数值
*/
private static float leftTwoDecimal(float a) {
return (int) (a * 100) / 100f;
}
/**
* 利用递归查询res文件夹的绝对路径并赋值
*
* @param filePath 文件路径
*/
private static void getResPath(String filePath) {
for (File file : new File(filePath).listFiles()) {
if (file.isDirectory()) {
// 递归
//这里将列出所有的文件夹
if (file.getAbsolutePath().contains("src") && file.getAbsolutePath().contains("res")) {
System.out.println("res路径：" + file.getAbsolutePath());
FILE_PATH = file.getAbsolutePath();
return;
}
getResPath(file.getAbsolutePath());
}
}
}
}
