WindowManager m = getActivity().getWindowManager();DisplayMetrics metric = new DisplayMetrics();m.getDefaultDisplay().getMetrics(metric);int width = metric.widthPixels; // 屏幕宽度(像素)int height = metric.heightPixels; // 屏幕高度(像素)float density = metric.density; // 屏幕密度(0.75 / 1.0 / 1.5)int densityDpi = metric.densityDpi; // 屏幕密度DPI(120 / 160 / 240)
//将一个view设为屏幕宽度Button b = new Button(getActivity());layout.addView(b, new LayoutParams(width,LinearLayout.LayoutParams.WRAP_CONTENT));
需要获取多分辨率支持,在AndroidManifest.xml文件中,加入supports-screens节点