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获取屏幕的尺寸的工具类
获取屏幕的尺寸的工具类
xiaoxiao
2021-03-25
68
当我们进行获取屏幕尺寸的时候,我们应该去动态获取尺寸。因此我们需要一个工具类。 public class AppScreenUtil { private static int mAppScreenHeight;//屏幕的高度 private static int mAppScreenWidth;//屏幕的宽度 private static float mAppDensity; private static DisplayMetrics mAppMetrics; private static void caculdateScreen() { mAppMetrics =getResources().getDisplayMetrics(); //在这里可能需要整体的上下文 // mAppMetrics =getMyApplication.getResources().getDisplayMetrics(); mAppScreenHeight= mAppMetrics.heightPixels; mAppScreenWidth = mAppMetrics.widthPixels; mAppDensity = mAppMetrics.density; } public static int getScreenHeight() { if (mAppScreenHeight == 0) { caculdateScreen(); } return mAppScreenHeight; } public static int getScreenWidth() { if (mAppScreenWidth == 0) { caculdateScreen(); } return mAppScreenWidth; } public static DisplayMetrics getMatrix() { if (mAppMetrics == null) { caculdateScreen(); } return mAppMetrics; } } 下载地址 : http://download.csdn.net/detail/gl_mine_csdn/9779212
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