Projektdateien hinzufügen.

VideoBrowser/Helpers/Format.cs

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+namespace VideoBrowser.Helpers
+{
+    using System;
+    using VideoBrowser.Common;
+
+    /// <summary>
+    /// Defines the <see cref="FormatString" />.
+    /// </summary>
+    public static class FormatString
+    {
+        #region Fields
+
+        private static readonly string[] TimeUnitsNames = { "Milli", "Sec", "Min", "Hour", "Day", "Month", "Year", "Decade", "Century" };
+
+        private static int[] TimeUnitsValue = { 1000, 60, 60, 24, 30, 12, 10, 10 };// Reference unit is milli
+
+        #endregion Fields
+
+        #region Methods
+
+        /// <summary>
+        /// Returns a formatted string of the given file size.
+        /// </summary>
+        /// <param name="size">The file size as long to format.</param>
+        /// <returns>The <see cref="string"/>.</returns>
+        public static string FormatFileSize(this long size)
+        {
+            return string.Format(new ByteFormatProvider(), "{0:fs}", size);
+        }
+
+        /// <summary>
+        /// The FormatLeftTime.
+        /// </summary>
+        /// <param name="milliseconds">The milliseconds<see cref="long"/>.</param>
+        /// <returns>The <see cref="string"/>.</returns>
+        public static string FormatLeftTime(this long milliseconds)
+        {
+            var format = "";
+            for (var i = 0; i < TimeUnitsValue.Length; i++)
+            {
+                var y = milliseconds % TimeUnitsValue[i];
+                milliseconds = milliseconds / TimeUnitsValue[i];
+
+                if (y == 0)
+                {
+                    continue;
+                }
+
+                format = y + " " + TimeUnitsNames[i] + " , " + format;
+            }
+
+            format = format.Trim(',', ' ');
+            return format == "" ? "0 Sec" : format;
+        }
+
+        /// <summary>
+        /// Returns a formatted string of the video length.
+        /// </summary>
+        /// <param name="duration">The video duration as long.</param>
+        /// <returns>The <see cref="string"/>.</returns>
+        public static string FormatVideoLength(this long duration)
+        {
+            return FormatVideoLength(TimeSpan.FromSeconds(duration));
+        }
+
+        /// <summary>
+        /// Returns a formatted string of the video length.
+        /// </summary>
+        /// <param name="duration">The video duration as TimeSpan.</param>
+        /// <returns>The <see cref="string"/>.</returns>
+        public static string FormatVideoLength(this TimeSpan duration)
+        {
+            return duration.Hours > 0
+                ? string.Format("{0}:{1:00}:{2:00}", duration.Hours, duration.Minutes, duration.Seconds)
+                : string.Format("{0}:{1:00}", duration.Minutes, duration.Seconds);
+        }
+
+        /// <summary>
+        /// The GetDirectorySizeFormatted.
+        /// </summary>
+        /// <param name="directory">The directory<see cref="string"/>.</param>
+        /// <returns>The <see cref="string"/>.</returns>
+        public static string GetDirectorySizeFormatted(this string directory)
+        {
+            return FormatFileSize(FileHelper.GetDirectorySize(directory));
+        }
+
+        #endregion Methods
+    }
+}