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  • Android获取屏幕宽度的4种方法

    方法一:

    		WindowManager wm = (WindowManager) this
    				.getSystemService(Context.WINDOW_SERVICE);
    		int width = wm.getDefaultDisplay().getWidth();
    		int height = wm.getDefaultDisplay().getHeight();

    方法二:

    		WindowManager wm1 = this.getWindowManager();
    		int width1 = wm1.getDefaultDisplay().getWidth();
    		int height1 = wm1.getDefaultDisplay().getHeight();

    方法一与方法二获取屏幕宽度的方法类似,只是获取WindowManager 对象时的途径不同。

    方法三:

    		WindowManager manager = this.getWindowManager();
    		DisplayMetrics outMetrics = new DisplayMetrics();
    		manager.getDefaultDisplay().getMetrics(outMetrics);
    		int width = outMetrics.widthPixels;
    		int height = outMetrics.heightPixels;

    方法四:

    		Resources resources = this.getResources();
    		DisplayMetrics dm = resources.getDisplayMetrics();
    		float density = dm.density;
    		int width = dm.widthPixels;
    		int height = dm.heightPixels;

    方法三与方法四类似。

    因 Display.getHeight(),Display.getWidth() 方法过时推荐使用方法三与四

    
    
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  • 原文地址:https://www.cnblogs.com/lenkevin/p/8274404.html
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