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How to use GetClassName method of FlaUI.Core.WindowsAPI.User32 class
Best FlaUI code snippet using FlaUI.Core.WindowsAPI.User32.GetClassName
Win32Fallback.cs
Source:Win32Fallback.cs 
...115 var windowHandle = automationElement.Properties.NativeWindowHandle.ValueOrDefault;116 if (windowHandle != IntPtr.Zero)117 {118 var className = new StringBuilder(256);119 User32.GetClassName(windowHandle, className, 256);120 if (className.ToString() == "Button") // common Win32 checkbox window121 {122 var result = User32.SendMessage(windowHandle, ButtonMessages.BM_GETCHECK, IntPtr.Zero, IntPtr.Zero);123 if (result.ToInt32() == ButtonStates.BST_UNCHECKED)124 {125 return ToggleState.Off;126 }127 if (result.ToInt32() == ButtonStates.BST_CHECKED)128 {129 return ToggleState.On;130 }131 if (result.ToInt32() == ButtonStates.BST_INDETERMINATE)132 {133 return ToggleState.Indeterminate;134 }135 }136 }137 }138 return null;139 }140 internal static void SetToggleStateWin32(AutomationElement automationElement, ToggleState state)141 {142 if (automationElement.Properties.NativeWindowHandle.IsSupported)143 {144 var windowHandle = automationElement.Properties.NativeWindowHandle.ValueOrDefault;145 if (windowHandle != IntPtr.Zero)146 {147 var className = new StringBuilder(256);148 User32.GetClassName(windowHandle, className, 256);149 if (className.ToString() == "Button") // Common Win32 Checkbox window150 {151 var result = User32.SendMessage(windowHandle, ButtonMessages.BM_GETCHECK, IntPtr.Zero, IntPtr.Zero);152 if (state == ToggleState.On)153 {154 if (result.ToInt32() != (int)ButtonStates.BST_CHECKED)155 {156 User32.SendMessage(windowHandle, ButtonMessages.BM_SETCHECK, new IntPtr(ButtonStates.BST_CHECKED), IntPtr.Zero);157 }158 }159 else if (state == ToggleState.Off)160 {161 if (result.ToInt32() != (int)ButtonStates.BST_UNCHECKED)162 {163 User32.SendMessage(windowHandle, ButtonMessages.BM_SETCHECK, new IntPtr(ButtonStates.BST_UNCHECKED), IntPtr.Zero);164 }165 }166 else // indeterminate state167 {168 if (result.ToInt32() != (int)ButtonStates.BST_INDETERMINATE)169 {170 User32.SendMessage(windowHandle, ButtonMessages.BM_SETCHECK, new IntPtr(ButtonStates.BST_INDETERMINATE), IntPtr.Zero);171 }172 }173 }174 }175 }176 }177 // get the edit window inside the spinner for Windows Forms178 internal static IntPtr GetSpinnerEditWindow(AutomationElement automationElement)179 {180 if (!automationElement.Properties.NativeWindowHandle.IsSupported)181 {182 return IntPtr.Zero;183 }184 var windowHandle = automationElement.Properties.NativeWindowHandle.ValueOrDefault;185 if (windowHandle == IntPtr.Zero)186 {187 return IntPtr.Zero;188 }189 IntPtr hwndEdit = IntPtr.Zero;190 IntPtr hwndChild = User32.FindWindowEx(windowHandle, IntPtr.Zero, null, null);191 while (hwndChild != IntPtr.Zero)192 {193 StringBuilder childClassName = new StringBuilder(256);194 User32.GetClassName(hwndChild, childClassName, 256);195 if (childClassName.ToString().ToLower().Contains("edit"))196 {197 hwndEdit = hwndChild;198 break;199 }200 hwndChild = User32.FindWindowEx(windowHandle, hwndChild, null, null);201 }202 return hwndEdit;203 }204 internal static string GetWindowClassName(IntPtr handle)205 {206 if (handle == IntPtr.Zero)207 {208 return null;209 }210 StringBuilder className = new StringBuilder(256);211 User32.GetClassName(handle, className, 256);212 return className.ToString();213 }214 // gets the selected date/dates from a Win32 calendar215 internal static DateTime[] GetSelection(IntPtr handle)216 {217 if (handle == IntPtr.Zero || GetWindowClassName(handle) != "SysMonthCal32")218 {219 throw new Exception("Not supported for this type of calendar");220 }221 uint styles = User32.GetWindowLong(handle, WindowLongParam.GWL_STYLE);222 if ((styles & Win32CalendarStyles.MCS_MULTISELECT) != 0)223 {224 // multiple selection calendar225 DateTime[] dates = GetSelectedRange(handle);...
User32.cs
Source:User32.cs
...71 public static extern uint GetWindowThreadProcessId(IntPtr hWnd, out uint lpdwProcessId);72 [DllImport("user32.dll")]73 public static extern bool AttachThreadInput(uint idAttach, uint idAttachTo, bool fAttach);74 [DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]75 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);76 [DllImport("user32.dll", SetLastError = true)]77 public static extern IntPtr FindWindowEx(IntPtr hwndParent, IntPtr hwndChildAfter, string lpszClass, string lpszWindow);78 [DllImport("User32.dll", SetLastError = true)]79 public static extern bool InitializeTouchInjection(uint maxCount = 256, InjectedInputVisualizationMode feedbackMode = InjectedInputVisualizationMode.DEFAULT);80 [DllImport("User32.dll", SetLastError = true)]81 public static extern bool InjectTouchInput(int count, [MarshalAs(UnmanagedType.LPArray), In] POINTER_TOUCH_INFO[] contacts);82 [DllImport("kernel32.dll", SetLastError = true)]83 public static extern IntPtr OpenProcess(ProcessAccessFlags processAccess, bool bInheritHandle, int processId);84 [DllImport("kernel32.dll", SetLastError = true, ExactSpelling = true)]85 public static extern IntPtr VirtualAllocEx(IntPtr hProcess, IntPtr lpAddress, uint dwSize, AllocationType flAllocationType, MemoryProtection flProtect);86 [DllImport("kernel32.dll", SetLastError = true)]87 public static extern bool ReadProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress, IntPtr lpBuffer, int dwSize, out IntPtr lpNumberOfBytesRead);88 [DllImport("kernel32.dll", SetLastError = true, ExactSpelling = true)]89 public static extern bool VirtualFreeEx(IntPtr hProcess, IntPtr lpAddress, int dwSize, AllocationType dwFreeType);...
GetClassName
Using AI Code Generation
1using FlaUI.Core.WindowsAPI;2{3 {4 [DllImport("user32.dll", CharSet = CharSet.Auto)]5 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);6 }7}8using FlaUI.Core.WindowsAPI;9{10 {11 [DllImport("user32.dll")]12 public static extern uint GetWindowThreadProcessId(IntPtr hWnd, out uint lpdwProcessId);13 }14}15using FlaUI.Core.WindowsAPI;16{17 {18 [DllImport("user32.dll")]19 public static extern IntPtr GetForegroundWindow();20 }21}22using FlaUI.Core.WindowsAPI;23{24 {25 [DllImport("user32.dll", CharSet = CharSet.Auto)]26 public static extern int GetWindowText(IntPtr hWnd, StringBuilder lpString, int nMaxCount);27 }28}29using FlaUI.Core.WindowsAPI;30{31 {32 [DllImport("user32.dll")]33 public static extern int GetWindowTextLength(IntPtr hWnd);34 }35}36using FlaUI.Core.WindowsAPI;37{38 {39 [DllImport("user32.dll")]40 public static extern bool GetWindowRect(IntPtr hWnd, out RECT lpRect);41 }42}43using FlaUI.Core.WindowsAPI;44{45 {46 [DllImport("user32.dll",
GetClassName
Using AI Code Generation
1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using FlaUI.Core.WindowsAPI;7using System.Runtime.InteropServices;8using System.Diagnostics;9{10 {11 static void Main(string[] args)12 {13 Process[] processes = Process.GetProcessesByName("notepad");14 Process process = processes[0];15 IntPtr handle = process.MainWindowHandle;16 string className = User32.GetClassName(handle);17 Console.WriteLine(className);18 Console.ReadLine();19 }20 }21}22using System;23using System.Collections.Generic;24using System.Linq;25using System.Text;26using System.Threading.Tasks;27using FlaUI.Core.WindowsAPI;28using System.Runtime.InteropServices;29using System.Diagnostics;30{31 {32 static void Main(string[] args)33 {34 Process[] processes = Process.GetProcessesByName("notepad");35 Process process = processes[0];36 IntPtr handle = process.MainWindowHandle;37 User32.RECT rect = new User32.RECT();38 User32.GetWindowRect(handle, out rect);39 Console.WriteLine("Left: {0}", rect.Left);40 Console.WriteLine("Top: {0}", rect.Top);41 Console.WriteLine("Right: {0}", rect.Right);42 Console.WriteLine("Bottom: {0}", rect.Bottom);43 Console.ReadLine();44 }45 }46}47using System;48using System.Collections.Generic;49using System.Linq;50using System.Text;51using System.Threading.Tasks;52using FlaUI.Core.WindowsAPI;53using System.Runtime.InteropServices;54using System.Diagnostics;55{56 {57 static void Main(string[] args)58 {59 Process[] processes = Process.GetProcessesByName("notepad");60 Process process = processes[0];61 IntPtr handle = process.MainWindowHandle;
GetClassName
Using AI Code Generation
1using FlaUI.Core.WindowsAPI;2using System;3using System.Runtime.InteropServices;4using System.Text;5{6 {7 [DllImport("user32.dll")]8 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);9 }10}11using FlaUI.Core.WindowsAPI;12using System;13using System.Runtime.InteropServices;14{15 {16 [DllImport("user32.dll")]17 public static extern IntPtr GetWindowLongPtr(IntPtr hWnd, int nIndex);18 }19}20using FlaUI.Core.WindowsAPI;21using System;22using System.Runtime.InteropServices;23{24 {25 [DllImport("user32.dll")]26 public static extern bool GetWindowRect(IntPtr hWnd, out RECT lpRect);27 }28}29using FlaUI.Core.WindowsAPI;30using System;31using System.Runtime.InteropServices;32{33 {34 [DllImport("user32.dll")]35 public static extern bool IsWindow(IntPtr hWnd);36 }37}38using FlaUI.Core.WindowsAPI;39using System;40using System.Runtime.InteropServices;41{42 {43 [DllImport("user32.dll")]44 public static extern IntPtr SendMessage(IntPtr hWnd, int Msg, IntPtr wParam, IntPtr lParam);45 }46}47using FlaUI.Core.WindowsAPI;48using System;49using System.Runtime.InteropServices;50{51 {52 [DllImport("user32.dll")]53 public static extern bool SetForegroundWindow(IntPtr hWnd);54 }55}
GetClassName
Using AI Code Generation
1using FlaUI.Core.WindowsAPI;2using System;3using System.Runtime.InteropServices;4using System.Text;5{6 {7 [DllImport("user32.dll", EntryPoint = "GetClassName")]8 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);9 }10}11using FlaUI.Core.WindowsAPI;12using System;13using System.Runtime.InteropServices;14using System.Text;15{16 {17 [DllImport("user32.dll", EntryPoint = "GetClassName")]18 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);19 }20}21using FlaUI.Core.WindowsAPI;22using System;23using System.Runtime.InteropServices;24using System.Text;25{26 {27 [DllImport("user32.dll", EntryPoint = "GetClassName")]28 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);29 }30}
GetClassName
Using AI Code Generation
1using System;2using System.Runtime.InteropServices;3using System.Text;4using System.Diagnostics;5using FlaUI.Core.WindowsAPI;6{7 {8 [DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]9 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);10 }11}12using System;13using System.Runtime.InteropServices;14using System.Text;15using System.Diagnostics;16using FlaUI.Core.WindowsAPI;17{18 {19 [DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]20 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);21 }22}23using System;24using System.Runtime.InteropServices;25using System.Text;26using System.Diagnostics;27using FlaUI.Core.WindowsAPI;28{29 {30 [DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]31 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);32 }33}34using System;35using System.Runtime.InteropServices;36using System.Text;37using System.Diagnostics;38using FlaUI.Core.WindowsAPI;39{40 {41 [DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]42 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);43 }44}45using System;46using System.Runtime.InteropServices;47using System.Text;48using System.Diagnostics;49using FlaUI.Core.WindowsAPI;50{51 {52 [DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]53 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);54 }55}56using System;57using System.Runtime.InteropServices;58using System.Text;59using System.Diagnostics;
GetClassName
Using AI Code Generation
1using FlaUI.Core.WindowsAPI;2using System;3using System.Text;4{5 {6 [DllImport("user32.dll", CharSet = CharSet.Unicode)]7 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);8 }9}10using FlaUI.Core.WindowsAPI;11using System;12using System.Text;13{14 {15 [DllImport("user32.dll", CharSet = CharSet.Unicode)]16 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);17 }18}19using FlaUI.Core.WindowsAPI;20using System;21using System.Text;22{23 {24 [DllImport("user32.dll", CharSet = CharSet.Unicode)]25 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);26 }27}28using FlaUI.Core.WindowsAPI;29using System;30using System.Text;31{32 {33 [DllImport("user32.dll", CharSet = CharSet.Unicode)]34 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);35 }36}37using FlaUI.Core.WindowsAPI;38using System;39using System.Text;40{41 {42 [DllImport("user32.dll", CharSet = CharSet.Unicode)]43 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);44 }45}46using FlaUI.Core.WindowsAPI;47using System;48using System.Text;49{50 {51 [DllImport("user32.dll", CharSet = CharSet.Unicode)]52 public static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);53 }54}
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Most used method in User32
- GetWindowLong
- SetWindowLong
- SetWindowPos
- SetForegroundWindow
- SetFocus
- SetLayeredWindowAttributes
- GetCursorPos
- SetCursorPos
- GetDoubleClickTime
- GetSystemMetrics
- GetMessageExtraInfo
- SendMessageTimeout
- SendMessage
- SendInput
- VkKeyScan
- GetKeyState
- GetCursorInfo
- DrawIcon
- DrawIconEx
- CopyIcon
- DestroyIcon
- GetIconInfo
- ReleaseDC
- GetDesktopWindow
- GetWindowDC
- EnumDisplayMonitors
- GetMonitorInfo
- GetWindowThreadProcessId
- AttachThreadInput
- GetClassName
- FindWindowEx
- InitializeTouchInjection
- InjectTouchInput
- OpenProcess
- VirtualAllocEx
- ReadProcessMemory
- VirtualFreeEx
- CloseHandle
- WriteProcessMemory
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