獲取虛擬按鍵、狀態欄等高度；

/獲取屏幕原始尺寸高度，包括虛擬功能鍵高度 public static int getDpi(Context context){ int dpi = 0; WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE); Display display = windowManager.getDefaultDisplay(); DisplayMetrics displayMetrics = new DisplayMetrics(); @SuppressWarnings("rawtypes") Class c; try { c = Class.forName("android.view.Display"); @SuppressWarnings("unchecked") Method method = c.getMethod("getRealMetrics",DisplayMetrics.class); method.invoke(display, displayMetrics); dpi=displayMetrics.heightPixels; }catch(Exception e){ e.printStackTrace(); } return dpi; } /**  * 獲取 虛擬按鍵的高度  * @param context  * @return  */ public static int getBottomStatusHeight(Context context){ int totalHeight = getDpi(context); int contentHeight = getScreenHeight(context); return totalHeight  - contentHeight; } /**  * 標題欄高度  * @return  */ public static int getTitleHeight(Activity activity){ return activity.getWindow().findViewById(Window.ID_ANDROID_CONTENT).getTop(); }

/**
 * 獲得狀態欄的高度  *  * @param context  * @return  */ public static int getStatusHeight(Context context) { int statusHeight = -1; try  { Class<?> clazz = Class.forName("com.android.internal.R$dimen"); Object object = clazz.newInstance(); int height = Integer.parseInt(clazz.getField("status_bar_height") .get(object).toString()); statusHeight = context.getResources().getDimensionPixelSize(height); } catch (Exception e) { e.printStackTrace(); } return statusHeight; }

/** 
 * 獲得屏幕高度  *  * @param context  * @return  */ public static int getScreenHeight(Context context) { WindowManager wm = (WindowManager) context .getSystemService(Context.WINDOW_SERVICE); DisplayMetrics outMetrics = new DisplayMetrics(); wm.getDefaultDisplay().getMetrics(outMetrics); return outMetrics.heightPixels; }