GUI: Bump .NET Framework version to 4.7.2 + make it possible to resize window (horizontally).

README.md

@@ -32,7 +32,7 @@ The SlunkCrypt library and the command-line application currently run on the fol
 
 The SlunkCrypt GUI application currently runs on the following platforms:
 
-* **Microsoft Windows** with .NET Framework 4.5 — can be installed on Windows Vista, or later
+* **Microsoft Windows** with .NET Framework 4.7.2 — can be installed on Windows 7 SP1, or later
 
 
 GUI Usage
@@ -45,10 +45,10 @@ This is how the graphical user interface (GUI) for SlunkCrypt looks on [Windows
 Prerequisites
 -------------
 
-Please be sure to install the **.NET Framework 4.5**, or any later *.NET Framework 4.x* version, before running the SlunkCrypt GUI application:  
+Please be sure to install the **.NET Framework 4.7.2**, or any later *.NET Framework 4.x* version, before running the SlunkCrypt **Windows GUI** application:  
 <https://dotnet.microsoft.com/download/dotnet-framework>
 
-***Note:*** If you are running Windows 8 or later, then almost certainly a suitable version of the .NET Framework is already installed &#128526;
+***Note:*** If you are running Windows 8.1 or later, then almost certainly a suitable version of the .NET Framework is already installed &#128526;
 
 Settings
 --------

etc/utils/win32/post-install-helper/post-install-launcher.nsi

@@ -47,14 +47,10 @@ Section
 		DetailPrint ".NET Framework not found!"
 	${Endif}
 
-	!insertmacro PrintStatusMessage "Installing .NET Framework 4.8, please wait..."
+	!insertmacro PrintStatusMessage "Installing .NET Framework 4.7.2, please wait..."
 	${Do}
 		ClearErrors
-		${If} ${AtLeastBuild} 19042
+		ExecShellWait /ALLOWERRORUI "open" "$EXEDIR\ndp472-kb4054531-web.exe" /passive
-			ExecShellWait /ALLOWERRORUI "runas" "$EXEDIR\ndp481-web.exe" /passive
-		${Else}
-			ExecShellWait /ALLOWERRORUI "runas" "$EXEDIR\ndp48-web.exe"  /passive
-		${EndIf}
 		${IfNot} ${Errors}
 		${OrIf} ${Cmd} `MessageBox MB_ICONEXCLAMATION|MB_RETRYCANCEL|MB_TOPMOST "Failed to launch .NET Framework installer!" IDCANCEL`
 			${ExitDo}

gui/App.config

@@ -1,11 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
 <configuration>
     <startup>
-        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5.2"/>
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2"/>
     </startup>
     <appSettings>
         <add key="DisableBusyIndicator" value="false"/>
         <add key="ThreadCount" value="0"/>
         <add key="KeepIncompleteFiles" value="false"/>
+        <add key="LegacyCompat" value="false"/>
     </appSettings>
 </configuration>

gui/SlunkCryptGUI.csproj

@@ -9,7 +9,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>com.muldersoft.slunkcrypt.gui</RootNamespace>
     <AssemblyName>slunkcrypt-gui</AssemblyName>
-    <TargetFrameworkVersion>v4.5.2</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <ProjectTypeGuids>{60dc8134-eba5-43b8-bcc9-bb4bc16c2548};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
     <WarningLevel>4</WarningLevel>

gui/SlunkCryptGUI.xaml

@@ -11,12 +11,15 @@
         Icon="pack://application:,,,/slunkcrypt-gui;component/Resources/Application.ico"
         SizeToContent="WidthAndHeight"
         WindowStartupLocation="CenterScreen"
-        ResizeMode="NoResize"
+        ResizeMode="CanMinimize"
         WindowStyle="ThreeDBorderWindow"
         UseLayoutRounding="True"
         AllowDrop="True"
-        Loaded="Window_Loaded" Closing="Window_Closing"
+        Closing="Window_Closing"
-        PreviewDragEnter="Window_PreviewDragEnter" PreviewDragOver="Window_PreviewDragEnter" PreviewDragLeave="Window_PreviewDragLeave" PreviewDrop="Window_PreviewDrop"
+        PreviewDragEnter="Window_PreviewDragEnter"
+        PreviewDragOver="Window_PreviewDragEnter"
+        PreviewDragLeave="Window_PreviewDragLeave"
+        PreviewDrop="Window_PreviewDrop"
         PreviewKeyDown="Window_PreviewKeyDown">
 
     <Window.Resources>
@@ -43,9 +46,9 @@
     </Window.TaskbarItemInfo>
 
     <StackPanel Style="{StaticResource WaitCursorWhileBusy}" Background="Transparent">
-        <Grid>
+        <Grid Background="	#2A3439">
             <Image Source="{StaticResource ImageSource_Banner}" Stretch="None" MouseLeftButtonDown="Image_MouseLeftButtonDown" Name="Banner"/>
-            <Canvas x:Name="Canvas" IsHitTestVisible="False" Visibility="{Binding IsBusyIndicatorVisible, RelativeSource={RelativeSource FindAncestor, AncestorType=Window}, Converter={StaticResource VisibilityConverter}}" Opacity="0.8"/>
+            <Canvas x:Name="Canvas" IsHitTestVisible="False" Visibility="{Binding IsBusyIndicatorVisible, RelativeSource={RelativeSource FindAncestor, AncestorType=Window}, Converter={StaticResource VisibilityConverter}}" Width="{Binding Path=ActualWidth, ElementName=Banner}" Opacity="0.8"/>
         </Grid>
         <Separator Margin="0"/>
         <StackPanel>

gui/SlunkCryptGUI.xaml.cs

@@ -12,6 +12,7 @@ using System.Globalization;
 using System.IO;
 using System.Media;
 using System.Text;
+using System.Threading;
 using System.Threading.Tasks;
 using System.Windows;
 using System.Windows.Controls;
@@ -45,6 +46,7 @@ namespace com.muldersoft.slunkcrypt.gui
         private readonly DispatcherTimer m_dispatcherTimer;
         private readonly ReadOnlyObservableCollection<string> m_logFileReadOnly;
 
+        private volatile int m_isInitialized = 0;
         private volatile ModeOfOperation m_modeOfOperation = (ModeOfOperation)(-1);
         private volatile bool m_busyFlag = false, m_checksumError = false, m_processReceived = false, m_disableAnimation = false;
         private volatile SlunkCryptRunner m_processRunner = null;
@@ -62,7 +64,7 @@ namespace com.muldersoft.slunkcrypt.gui
             m_defaultStatusText = Label_Status.Text;
             m_dispatcherTimer = new DispatcherTimer(DispatcherPriority.ApplicationIdle, Dispatcher);
             m_dispatcherTimer.Tick += DispatcherTimer_Tick;
-            m_dispatcherTimer.Interval = TimeSpan.FromMilliseconds(200);
+            m_dispatcherTimer.Interval = TimeSpan.FromMilliseconds(331);
             m_logFileReadOnly = new ReadOnlyObservableCollection<string>(m_logFile);
             m_disableAnimation = m_config.DisableBusyIndicator;
         }
@@ -111,10 +113,20 @@ namespace com.muldersoft.slunkcrypt.gui
         protected override void OnContentRendered(EventArgs e)
         {
             base.OnContentRendered(e);
-            TabControl.MinHeight = TabControl.MaxHeight = TabControl.ActualHeight;
+            if (Interlocked.CompareExchange(ref m_isInitialized, 1, 0) == 0)
-            MinWidth = MaxWidth = ActualWidth;
+            {
-            MinHeight = MaxHeight = ActualHeight;
+                TabControl.MinHeight = TabControl.MaxHeight = TabControl.ActualHeight;
-            this.BringWindowToTop();
+                MinWidth = ActualWidth;
+                MinHeight = MaxHeight = ActualHeight;
+                CreateIndicatorElements();
+                CreateSystemMenu();
+                if (m_config.LegacyCompat)
+                {
+                    Checkbox_Encrypt_LegacyCompat.IsChecked = Checkbox_Decrypt_LegacyCompat.IsChecked = true;
+                }
+                this.EnableResize(true);
+                this.BringWindowToTop();
+            }
         }
 
         private void Button_Encrypt_InputFile_Click(object sender, RoutedEventArgs e)
@@ -372,19 +384,6 @@ namespace com.muldersoft.slunkcrypt.gui
             e.Handled = true;
         }
 
-        private async void Window_Loaded(object sender, RoutedEventArgs e)
-        {
-            await Task.Yield();
-            SystemMenu systemMenu = new SystemMenu(this, SystemMenu_Activated);
-            m_menuId_disableAnimation = systemMenu.AppendMenu("Disable Busy Indicator");
-            m_menuId_enableExpertMode = systemMenu.AppendMenu("Expert Settings");
-            if (m_disableAnimation && m_menuId_disableAnimation.HasValue)
-            {
-                systemMenu.ModifyMenu(m_menuId_disableAnimation.Value, m_disableAnimation);
-            }
-            CreateIndicatorElements();
-        }
-
         private void Window_Closing(object sender, CancelEventArgs e)
         {
             if (IsBusy)
@@ -544,7 +543,7 @@ namespace com.muldersoft.slunkcrypt.gui
                         return;
                     }
                 }
-                if (enableLegacyCompat)
+                if (enableLegacyCompat && (!m_config.LegacyCompat))
                 {
                     if (MessageBox.Show(this, "Legacy compat-mode should not be used to encrypt new files!", "Legacy Compatibility", MessageBoxButton.OKCancel, MessageBoxImage.Warning, MessageBoxResult.Cancel) != MessageBoxResult.OK)
                     {
@@ -772,6 +771,17 @@ namespace com.muldersoft.slunkcrypt.gui
             return null;
         }
 
+        private void CreateSystemMenu()
+        {
+            SystemMenu systemMenu = new SystemMenu(this, SystemMenu_Activated);
+            m_menuId_disableAnimation = systemMenu.AppendMenu("Disable Busy Indicator");
+            m_menuId_enableExpertMode = systemMenu.AppendMenu("Expert Settings");
+            if (m_disableAnimation && m_menuId_disableAnimation.HasValue)
+            {
+                systemMenu.ModifyMenu(m_menuId_disableAnimation.Value, m_disableAnimation);
+            }
+        }
+
         private void CreateIndicatorElements()
         {
             FontFamily hackFont = new FontFamily(new Uri("pack://application:,,,/"), "./Resources/Fonts/#Hack");
@@ -786,6 +796,7 @@ namespace com.muldersoft.slunkcrypt.gui
             int numY = (int)Math.Floor(actualHeight / lenY);
             int offX = (int)Math.Round((actualWidth  - (numX * lenX)) / 2.0);
             int offY = (int)Math.Round((actualHeight - (numY * lenY)) / 2.0);
+            Canvas.Children.Clear();
             for (int i = 0; i < numX; ++i)
             {
                 for (int j = 0; j < numY; ++j)

gui/Utilities/ApplicationConfig.cs

@@ -38,6 +38,14 @@ namespace com.muldersoft.slunkcrypt.gui.utils
             }
         }
 
+        public bool LegacyCompat
+        {
+            get
+            {
+                return ComputeIfAbsent("LegacyCompat", (key) => AppConfHelper.GetConfigValueAsBool(key).GetValueOrDefault(false));
+            }
+        }
+
         // =============================================================================
         // Internal methods
         // =============================================================================

gui/Utilities/WindowHelper.cs

@@ -1,7 +1,6 @@
 using System;
 using System.Collections.Generic;
 using System.Runtime.InteropServices;
-using System.Threading.Tasks;
 using System.Windows;
 using System.Windows.Interop;
 
@@ -31,6 +30,25 @@ namespace com.muldersoft.slunkcrypt.gui.utils
             }
         }
 
+        public static void EnableResize(this Window window, bool enable)
+        {
+            if (!ReferenceEquals(window, null))
+            {
+                const int GWL_STYLE = -16;
+                const uint WS_SIZEBOX = 0x40000;
+                try
+                {
+                    WindowInteropHelper interopHelper = new WindowInteropHelper(window);
+                    uint value = NativeMethods.GetWindowLong(interopHelper.Handle, GWL_STYLE);
+                    if (value != 0)
+                    {
+                        NativeMethods.SetWindowLong(interopHelper.Handle, GWL_STYLE, enable ? (value | WS_SIZEBOX) : (value & (~WS_SIZEBOX)));
+                    }
+                }
+                catch { }
+            }
+        }
+
         private static class NativeMethods
         {
             [DllImport("user32.dll", SetLastError = true)]
@@ -38,6 +56,12 @@ namespace com.muldersoft.slunkcrypt.gui.utils
 
             [DllImport("user32.dll", SetLastError = true)]
             public static extern bool SetForegroundWindow(IntPtr hWnd);
+
+            [DllImport("user32.dll", SetLastError = true)]
+            public static extern uint GetWindowLong(IntPtr hWnd, int nIndex);
+
+            [DllImport("user32.dll", SetLastError = true)]
+            public static extern uint SetWindowLong(IntPtr hWnd, int nIndex, uint dwNewLong);
         }
     }
 }