Base: Add WindowsEx, ScreenEx

Base/Base.vbproj

@@ -81,8 +81,10 @@
     <Compile Include="BaseUtils.vb" />
     <Compile Include="DatabaseEx.vb" />
     <Compile Include="ECM\ECM.vb" />
+    <Compile Include="WindowsEx.vb" />
     <Compile Include="ModuleExtensions.vb" />
     <Compile Include="FileEx.vb" />
+    <Compile Include="NativeMethods.vb" />
     <Compile Include="ObjectEx.vb" />
     <Compile Include="GraphicsEx.vb" />
     <Compile Include="IDB\Attributes.vb" />
@@ -105,7 +107,6 @@
       <DependentUpon>Settings.settings</DependentUpon>
       <DesignTimeSharedInput>True</DesignTimeSharedInput>
     </Compile>
-    <Compile Include="PerformanceEx.vb" />
     <Compile Include="ScreenEx.vb" />
     <Compile Include="StringEx.vb" />
   </ItemGroup>

Base/NativeMethods.vb

@@ -0,0 +1,237 @@
+Imports System.Runtime.InteropServices
+Imports System.Text
+Imports DigitalData.Modules.Base.ScreenEx
+
+Public Class NativeMethods
+    Public Declare Function GetWindowTextLength Lib "user32.dll" Alias "GetWindowTextLengthA" (ByVal hwnd As Int32) As Integer
+    Public Declare Function GetWindowText Lib "user32.dll" Alias "GetWindowTextA" (ByVal hWnd As IntPtr, ByVal WinTitle As String, ByVal MaxLength As Integer) As Integer
+    <DllImport("Shell32", CharSet:=CharSet.Auto, SetLastError:=True)>
+    Public Shared Function ShellExecuteEx(ByRef lpExecInfo As ShellExecuteInfo) As Boolean
+    End Function
+    <DllImport("user32", EntryPoint:="SetClipboardViewer")>
+    Public Shared Function SetClipboardViewer(ByVal hWnd As IntPtr) As IntPtr
+    End Function
+    <DllImport("user32.dll")>
+    Public Shared Function GetDC(ByVal hwnd As IntPtr) As IntPtr
+    End Function
+    <DllImport("user32.dll")>
+    Public Shared Function ReleaseDC(ByVal hwnd As IntPtr, ByVal hdc As IntPtr) As IntPtr
+    End Function
+    <DllImport("User32.dll")>
+    Public Shared Function ReleaseCapture() As Boolean
+    End Function
+    <DllImport("user32.dll")>
+    Public Shared Function GetWindowRect(ByVal hWnd As HandleRef, ByRef lpRect As RectangleAPI) As Boolean
+    End Function
+    <DllImport("user32.dll")>
+    Public Shared Function AttachThreadInput(ByVal idAttach As IntPtr, ByVal idAttachTo As IntPtr, fAttach As Boolean) As Boolean
+    End Function
+    <DllImport("user32.dll")>
+    Public Shared Function GetFocus() As IntPtr
+    End Function
+    <DllImport("user32.dll")>
+    Public Shared Function WindowFromPoint(ByVal p As PointAPI) As IntPtr
+    End Function
+    <DllImport("user32.dll")>
+    Public Shared Function GetForegroundWindow() As IntPtr
+    End Function
+    <DllImport("user32.dll")>
+    Public Shared Function GetWindowThreadProcessId(ByVal hwnd As IntPtr, ByRef lpdwProcessID As Integer) As Integer
+    End Function
+    <DllImport("user32.dll")>
+    Public Shared Function GetClassName(ByVal hwnd As Integer, ByVal lpClassName As StringBuilder, ByVal nMaxCount As Integer) As Integer
+    End Function
+    <DllImport("kernel32.dll")>
+    Public Shared Function OpenProcess(ByVal dwDesiredAccess As UInteger, ByVal bInheritHandle As Boolean, ByVal dwProcessId As UInteger) As IntPtr
+    End Function
+    <DllImport("kernel32.dll")>
+    Public Shared Function VirtualAllocEx(ByVal hProcess As IntPtr, ByVal lpAddress As IntPtr, ByVal dwSize As UIntPtr, ByVal flAllocationType As UInteger, ByVal flProtect As PageProtection) As IntPtr
+    End Function
+    <DllImport("user32.dll", SetLastError:=True)>
+    Public Shared Function GetWindowThreadProcessId(ByVal hWnd As IntPtr, <Out> ByRef lpdwProcessId As UInteger) As UInteger
+    End Function
+    <DllImport("kernel32.dll")>
+    Public Shared Function VirtualFreeEx(ByVal hProcess As IntPtr, ByVal lpAddress As IntPtr, ByVal dwSize As UIntPtr, ByVal dwFreeType As UInteger) As Boolean
+    End Function
+    <DllImport("kernel32.dll")>
+    Public Shared Function CloseHandle(ByVal hObject As IntPtr) As Boolean
+    End Function
+    <DllImport("kernel32.dll")>
+    Public Shared Function MapViewOfFile(ByVal hFileMappingObject As IntPtr, ByVal dwDesiredAccess As UInteger, ByVal dwFileOffsetHigh As UInteger, ByVal dwFileOffsetLow As UInteger, ByVal dwNumberOfBytesToMap As UIntPtr) As IntPtr
+    End Function
+    <DllImport("kernel32.dll")>
+    Public Shared Function UnmapViewOfFile(ByVal lpBaseAddress As IntPtr) As Boolean
+    End Function
+    <DllImport("kernel32.dll", SetLastError:=True)>
+    Public Shared Function CreateFileMapping(ByVal hFile As IntPtr, ByVal lpFileMappingAttributes As IntPtr, ByVal flProtect As PageProtection, ByVal dwMaximumSizeHigh As Integer, ByVal dwMaximumSizeLow As Integer, ByVal lpName As String) As IntPtr
+    End Function
+    <DllImport("user32.dll")>
+    Public Shared Function SendMessage(ByVal hwnd As IntPtr, ByVal wMsg As Integer, ByVal wParam As IntPtr, ByVal lParam As IntPtr) As IntPtr
+    End Function
+    <DllImport("kernel32.dll")>
+    Public Shared Function ReadProcessMemory(ByVal hProcess As IntPtr, ByVal lpBaseAddress As IntPtr,
+    <Out> ByVal lpBuffer As Byte(), ByVal nSize As UIntPtr, ByVal lpNumberOfBytesRead As IntPtr) As Boolean
+    End Function
+    <DllImport("Kernel32.dll", EntryPoint:="RtlMoveMemory", SetLastError:=False)>
+    Public Shared Sub MoveMemoryFromByte(ByVal dest As IntPtr, ByRef src As Byte, ByVal size As Integer)
+    End Sub
+    <DllImport("Kernel32.dll", EntryPoint:="RtlMoveMemory", SetLastError:=False)>
+    Public Shared Sub MoveMemoryToByte(ByRef dest As Byte, ByVal src As IntPtr, ByVal size As Integer)
+    End Sub
+    <DllImport("user32.dll", SetLastError:=True, CharSet:=CharSet.Auto)>
+    Public Shared Function RegisterWindowMessage(ByVal lpString As String) As Integer
+    End Function
+    <DllImport("user32.dll", ExactSpelling:=True, SetLastError:=True)>
+    Public Shared Function GetCursorPos(ByRef lpPoint As PointAPI) As <MarshalAs(UnmanagedType.Bool)> Boolean
+    End Function
+    <DllImport("User32.dll", SetLastError:=True)>
+    Friend Shared Function MonitorFromWindow(ByVal hwnd As IntPtr,
+                                             ByVal dwFlags As Integer) As IntPtr
+    End Function
+    <DllImport("Shcore.dll", SetLastError:=True)>
+    Friend Shared Function GetDpiForMonitor(ByVal hmonitor As IntPtr,
+                                            ByVal dpiType As Monitor_DPI_Type,
+                                            ByRef dpiX As UInteger,
+                                            ByRef dpiY As UInteger) As Integer
+    End Function
+    <DllImport("gdi32.dll")>
+    Friend Shared Function GetDeviceCaps(ByVal hdc As IntPtr, ByVal nIndex As Integer) As Integer
+    End Function
+
+    Public Declare Function RegisterHotKey Lib "user32" (
+        ByVal Hwnd As IntPtr,
+        ByVal ID As Integer,
+        ByVal Modifiers As Integer,
+        ByVal Key As Integer
+    ) As Integer
+
+    Public Declare Function UnregisterHotKey Lib "user32" (
+        ByVal Hwnd As IntPtr,
+        ByVal ID As Integer
+    ) As Integer
+
+    Public Declare Auto Function GetWindowText Lib "user32" (
+        ByVal hWnd As IntPtr,
+        ByVal lpString As StringBuilder,
+        ByVal cch As Integer
+    ) As Integer
+
+    Public Declare Function GlobalAddAtom Lib "kernel32" Alias "GlobalAddAtomA" (ByVal IDString As String) As Short
+    Public Declare Function GlobalDeleteAtom Lib "kernel32" (ByVal Atom As Short) As Short
+
+    Public Const STANDARD_RIGHTS_REQUIRED As Integer = &HF0000
+
+    Public Const SECTION_QUERY As Short = &H1
+    Public Const SECTION_MAP_WRITE As Short = &H2
+    Public Const SECTION_MAP_READ As Short = &H4
+    Public Const SECTION_MAP_EXECUTE As Short = &H8
+    Public Const SECTION_EXTEND_SIZE As Short = &H10
+    Public Const SECTION_ALL_ACCESS As Integer = STANDARD_RIGHTS_REQUIRED Or SECTION_QUERY Or SECTION_MAP_WRITE Or SECTION_MAP_READ Or SECTION_MAP_EXECUTE Or SECTION_EXTEND_SIZE
+    Public Const FILE_MAP_ALL_ACCESS As Integer = SECTION_ALL_ACCESS
+
+    Public Const PROCESS_VM_OPERATION As Short = &H8
+    Public Const PROCESS_VM_READ As Short = &H10
+    Public Const PROCESS_VM_WRITE As Short = &H20
+    Public Const PROCESS_ALL_ACCESS As Long = &H1F0FFF
+
+    Public Const MEM_COMMIT As Short = &H1000
+    Public Const MEM_RESERVE As Short = &H2000
+    Public Const MEM_DECOMMIT As Short = &H4000
+    Public Const MEM_RELEASE As Integer = &H8000
+    Public Const MEM_FREE As Integer = &H10000
+    Public Const MEM_PRIVATE As Integer = &H20000
+    Public Const MEM_MAPPED As Integer = &H40000
+    Public Const MEM_TOP_DOWN As Integer = &H100000
+
+    Public Const INVALID_HANDLE_VALUE As Integer = -1
+    Public Const SW_SHOW As Short = 5
+
+    Public Const SEE_MASK_INVOKEIDLIST = &HC
+    Public Const SEE_MASK_NOCLOSEPROCESS = &H40
+    Public Const SEE_MASK_FLAG_NO_UI = &H400
+
+    Public Const ULW_COLORKEY As Integer = &H1
+    Public Const ULW_ALPHA As Integer = &H2
+    Public Const ULW_OPAQUE As Integer = &H4
+
+    Public Const AC_SRC_OVER As Byte = &H0
+    Public Const AC_SRC_ALPHA As Byte = &H1
+
+    Public Const HTCAPTION As Integer = &H2
+
+    Public Const WM_NCLBUTTONDOWN As Integer = &HA1
+    Public Const WM_HOTKEY As Integer = &H312
+    Public Const WM_DRAWCLIPBOARD As Integer = &H308
+
+    Public Enum PageProtection As UInteger
+        NoAccess = &H1
+        [Readonly] = &H2
+        ReadWrite = &H4
+        WriteCopy = &H8
+        Execute = &H10
+        ExecuteRead = &H20
+        ExecuteReadWrite = &H40
+        ExecuteWriteCopy = &H80
+        Guard = &H100
+        NoCache = &H200
+        WriteCombine = &H400
+    End Enum
+
+    Public Enum ChildWindowFromPointFlags As UInteger
+        CWP_ALL
+        CWP_SKIPINVISIBLE
+        CWP_SKIPDISABLED
+        CWP_SKIPTRANSPARENT
+    End Enum
+
+    <StructLayout(LayoutKind.Sequential)>
+    Public Structure WINDOWPOS
+        Public hwnd As IntPtr
+        Public hwndInsertAfter As IntPtr
+        Public x As Integer
+        Public y As Integer
+        Public cx As Integer
+        Public cy As Integer
+        Public flags As Integer
+    End Structure
+
+    Public Structure RectangleAPI
+        Public Left As Integer
+        Public Top As Integer
+        Public Right As Integer
+        Public Bottom As Integer
+
+        Public Overrides Function ToString() As String
+            Return String.Format("Top: {0}, Bottom: {1}, Left: {2}, Right: {3}", Top, Bottom, Left, Right)
+        End Function
+    End Structure
+
+    Public Structure ShellExecuteInfo
+        Public cbSize As Integer
+        Public fMask As Integer
+        Public hwnd As IntPtr
+        <MarshalAs(UnmanagedType.LPTStr)> Public lpVerb As String
+        <MarshalAs(UnmanagedType.LPTStr)> Public lpFile As String
+        <MarshalAs(UnmanagedType.LPTStr)> Public lpParameters As String
+        <MarshalAs(UnmanagedType.LPTStr)> Public lpDirectory As String
+        Dim nShow As Integer
+        Dim hInstApp As IntPtr
+        Dim lpIDList As IntPtr
+        <MarshalAs(UnmanagedType.LPTStr)> Public lpClass As String
+        Public hkeyClass As IntPtr
+        Public dwHotKey As Integer
+        Public hIcon As IntPtr
+        Public hProcess As IntPtr
+    End Structure
+
+    <System.Runtime.InteropServices.StructLayout(Runtime.InteropServices.LayoutKind.Sequential)>
+    Public Structure PointAPI
+        Public X As Integer
+        Public Y As Integer
+
+        Public Sub New(ByVal X As Integer, ByVal Y As Integer)
+            Me.X = X
+            Me.Y = Y
+        End Sub
+    End Structure
+End Class

Base/PerformanceEx.vb

@@ -1,44 +0,0 @@
-Imports System.IO
-Imports System.Reflection
-Imports System.Runtime.InteropServices
-Imports System.Security.Cryptography
-Imports DigitalData.Modules.Logging
-
-Public Class PerformanceEx
-    Public Sub New(pLogConfig As LogConfig, pAppDataPath As String)
-        Dim savedHash = String.Empty
-        Dim assemblyLocation = Assembly.GetEntryAssembly().Location
-
-        Dim hashPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "hash.txt")
-        If Not File.Exists(hashPath) Then
-            File.Create(hashPath)
-        Else
-            savedHash = File.ReadAllText(hashPath)
-        End If
-
-        Dim hash = String.Concat(SHA1.Create().ComputeHash(File.ReadAllBytes(assemblyLocation)).Select(Function(x) x.ToString("x2")))
-        If hash.Equals(savedHash) Then
-            Return
-        End If
-
-        Dim dotNetRuntimePath = RuntimeEnvironment.GetRuntimeDirectory()
-        Dim ngenPath = Path.Combine(dotNetRuntimePath, "ngen.exe")
-
-        Dim process = New Process With {
-            .StartInfo = New ProcessStartInfo With {
-                .FileName = ngenPath,
-                .Arguments = $"install ""{assemblyLocation}"" /nologo",
-                .CreateNoWindow = True,
-                .UseShellExecute = True,
-                .Verb = "runas"
-            }
-        }
-        Try
-            process.Start()
-            process.WaitForExit()
-            File.WriteAllText(hashPath, hash)
-        Catch
-            ' ...
-        End Try
-    End Sub
-End Class

Base/ScreenEx.vb

@@ -1,11 +1,30 @@
 Imports System
 Imports System.Drawing
+Imports System.Runtime.InteropServices
 Imports System.Windows.Forms
+Imports DigitalData.Modules.Base.NativeMethods
 
 Public Class ScreenEx
     Public Const DEFAULT_WINDOW_HEIGHT = 480
     Public Const DEFAULT_WINDOW_WIDTH = 640
 
+    Friend Const MONITORINFOF_PRIMARY As Integer = &H1
+    Friend Const MONITOR_DEFAULTTONEAREST As Integer = &H2
+    Friend Const MONITOR_DEFAULTTONULL As Integer = &H0
+    Friend Const MONITOR_DEFAULTTOPRIMARY As Integer = &H1
+
+    Friend Enum Monitor_DPI_Type As Integer
+        MDT_Effective_DPI = 0
+        MDT_Angular_DPI = 1
+        MDT_Raw_DPI = 2
+        MDT_Default = MDT_Effective_DPI
+    End Enum
+
+    Private Enum DeviceCap
+        VERTRES = 10
+        DESKTOPVERTRES = 117
+    End Enum
+
     Public Shared Function GetLocationWithinScreen(pLocation As Point) As Point?
         For Each screen As Screen In Screen.AllScreens
             If screen.Bounds.Contains(pLocation) Then
@@ -100,4 +119,45 @@ Public Class ScreenEx
 
         Return False
     End Function
+
+    Public Function GetScreenScaling(Form As Form) As Single
+        Dim oHandle As IntPtr = Form.Handle
+        Dim oFactor1, oFactor2 As Single
+
+        oFactor1 = GetFactorFromDeviceCaps(oHandle)
+        oFactor2 = GetDPIFromMonitor(oHandle)
+
+        If oFactor1 > 1 Then
+            Return oFactor1
+        Else
+            Return oFactor2
+        End If
+    End Function
+
+    Private Function GetFactorFromDeviceCaps(Handle As IntPtr) As Single
+        Dim g As Graphics = Graphics.FromHwnd(Handle)
+        Dim desktop As IntPtr = g.GetHdc()
+        Dim LogicalScreenHeight As Integer = GetDeviceCaps(desktop, DeviceCap.VERTRES)
+        Dim PhysicalScreenHeight As Integer = GetDeviceCaps(desktop, DeviceCap.DESKTOPVERTRES)
+        Dim oScreenScalingFactor As Single = CSng(PhysicalScreenHeight) / CSng(LogicalScreenHeight)
+        Return oScreenScalingFactor
+    End Function
+
+    Private Function GetDPIFromMonitor(Handle As IntPtr) As Single
+        'Get handle to monitor that contains this window.
+        Dim monitorHandle As IntPtr = MonitorFromWindow(Handle, MONITOR_DEFAULTTONEAREST)
+
+        'Get DPI (If the OS is not Windows 8.1 or newer, calling GetDpiForMonitor will cause exception).
+        Dim dpiX As UInteger
+        Dim dpiY As UInteger
+
+        Dim result As Integer = GetDpiForMonitor(monitorHandle, Monitor_DPI_Type.MDT_Default, dpiX, dpiY)
+
+
+        If (result = 0) Then 'If S_OK (= 0)
+            Return dpiX / 96.0F
+        Else
+            Return -1
+        End If
+    End Function
 End Class

Base/WindowsEx.vb

@@ -0,0 +1,36 @@
+Imports System.ComponentModel
+Imports System.Runtime.InteropServices
+Imports DigitalData.Modules.Logging
+Imports DigitalData.Modules.Base.NativeMethods
+
+Public Class WindowsEx
+    Private ReadOnly _LogConfig As LogConfig
+    Private ReadOnly _Logger As Logger
+
+    Public Sub New(LogConfig As LogConfig)
+        _LogConfig = LogConfig
+        _Logger = LogConfig.GetLogger()
+    End Sub
+
+    Public Function OpenFileProperties(FilePath As String) As Boolean
+        Try
+            Dim oShellExecuteInfo As New ShellExecuteInfo()
+            oShellExecuteInfo.cbSize = Marshal.SizeOf(oShellExecuteInfo)
+            oShellExecuteInfo.lpVerb = "properties"
+            oShellExecuteInfo.lpFile = FilePath
+            oShellExecuteInfo.nShow = SW_SHOW
+            oShellExecuteInfo.fMask = SEE_MASK_INVOKEIDLIST
+
+            If Not ShellExecuteEx(oShellExecuteInfo) Then
+                Dim oWin32Error = Marshal.GetLastWin32Error()
+                Dim oException As New Win32Exception(oWin32Error)
+                Throw oException
+            End If
+
+            Return True
+        Catch ex As Exception
+            _Logger.Error(ex)
+            Return False
+        End Try
+    End Function
+End Class