package com.lqr.wechat.widget; import android.app.Dialog; import android.content.Context; import android.content.res.Resources; import android.util.DisplayMetrics; import android.view.Gravity; import android.view.View; import android.view.Window; import android.view.WindowManager; /** * @创建者 CSDN_LQR * @描述 自定义圆角的dialog */ public class CustomDialog extends Dialog { /** * 宽高由布局文件中指定(但是最底层的宽度无效,可以多嵌套一层解决) */ public CustomDialog(Context context, View layout, int style) { super(context, style); setContentView(layout); Window window = getWindow(); WindowManager.LayoutParams params = window.getAttributes(); params.gravity = Gravity.CENTER; window.setAttributes(params); } /** * 宽高由该方法的参数设置 */ public CustomDialog(Context context, int width, int height, View layout, int style) { super(context, style); // 设置内容 setContentView(layout); // 设置窗口属性 Window window = getWindow(); WindowManager.LayoutParams params = window.getAttributes(); // 设置宽度、高度、密度、对齐方式 float density = getDensity(context); params.width = (int) (width * density); params.height = (int) (height * density); params.gravity = Gravity.CENTER; window.setAttributes(params); } /** * 获取显示密度 * * @param context * @return */ public float getDensity(Context context) { Resources res = context.getResources(); DisplayMetrics dm = res.getDisplayMetrics(); return dm.density; } }