add functions: App.CheckStartWithOs(), App.SetStartWithOs()

#1832

Source/Components/ImageGlass.Base/App.cs

@@ -16,6 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
+using Microsoft.Win32;
 using System.Diagnostics;
 using System.Security.Principal;
 
@@ -95,4 +96,60 @@ public static string ConfigDir(PathType type, params string[] paths)
     }
 
 
+
+    /// <summary>
+    /// Checks if ImageGlass starts with OS
+    /// </summary>
+    public static bool CheckStartWithOs()
+    {
+        const string APP_NAME = "ImageGlass";
+        var regAppPath = @"SOFTWARE\Microsoft\Windows\CurrentVersion\Run";
+
+
+        try
+        {
+            using var key = Registry.CurrentUser.OpenSubKey(regAppPath);
+            var keyValue = key?.GetValue(APP_NAME)?.ToString();
+
+            var isEnabled = !string.IsNullOrWhiteSpace(keyValue);
+
+            return isEnabled;
+        }
+        catch { }
+
+        return false;
+    }
+
+
+    /// <summary>
+    /// Sets or unsets ImageGlass to start with OS.
+    /// Returns <c>true</c> if successful.
+    /// </summary>
+    public static bool SetStartWithOs(bool enable)
+    {
+        const string APP_NAME = "ImageGlass";
+        var regAppPath = @"SOFTWARE\Microsoft\Windows\CurrentVersion\Run";
+
+        try
+        {
+            using var key = Registry.CurrentUser.OpenSubKey(regAppPath, true);
+
+            if (enable)
+            {
+                key?.SetValue(APP_NAME, $"{App.IGExePath} ${IgCommands.PRELOAD_OS}");
+            }
+            else
+            {
+                key?.DeleteValue(APP_NAME);
+            }
+
+            return true;
+        }
+        catch { }
+
+
+        return false;
+    }
+
+
 }

Source/Components/ImageGlass.Base/BHelper/General.cs

@@ -135,7 +135,7 @@ public static bool IsOS(WindowsOS ver)
     /// Checks if the OS is Windows 10 or greater or equals the given build number.
     /// </summary>
     /// <param name="build">Build number of Windows.</param>
-    public static bool IsOSBuildOrGreater(int build = -1)
+    public static bool IsOSBuildOrGreater(int build)
     {
         return Environment.OSVersion.Version.Major >= 10
             && Environment.OSVersion.Version.Build >= build;

Source/Components/ImageGlass.Base/Types/IgCommands.cs

@@ -25,6 +25,7 @@ public static class IgCommands
     public static string SHOW_UI => "--ui";
     public static string HIDE_ADMIN_REQUIRED_ERROR_UI => "--hide-admin-error-ui";
     public static string PER_MACHINE => "--per-machine";
+    public static string PRELOAD_OS => "--preload-os";
 
 
     // igcmd.exe