Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use CreateCompatibleDC method of FlaUI.Core.WindowsAPI.Gdi32 class

Best FlaUI code snippet using FlaUI.Core.WindowsAPI.Gdi32.CreateCompatibleDC

Capture.cs

Source:Capture.cs

...93        {94            // Use P/Invoke because of: https://stackoverflow.com/a/3072580/106920095            var hDesk = User32.GetDesktopWindow();96            var hSrc = User32.GetWindowDC(hDesk);97            var hDest = Gdi32.CreateCompatibleDC(hSrc);98            var hBmp = Gdi32.CreateCompatibleBitmap(hSrc, width, height);99            var hPrevBmp = Gdi32.SelectObject(hDest, hBmp);100            action(hDest, hSrc);101            var bmp = Image.FromHbitmap(hBmp);102            Gdi32.SelectObject(hDest, hPrevBmp);103            Gdi32.DeleteObject(hBmp);104            Gdi32.DeleteDC(hDest);105            User32.ReleaseDC(hDesk, hSrc);106            return bmp;107        }108    }109}...

Gdi32.cs

Source:Gdi32.cs

...8    {9        [DllImport("gdi32.dll")]10        public static extern IntPtr CreateCompatibleBitmap(IntPtr hdc, int nWidth, int nHeight);11        [DllImport("gdi32.dll")]12        public static extern IntPtr CreateCompatibleDC(IntPtr hdc);13        [DllImport("gdi32.dll")]14        public static extern IntPtr SelectObject(IntPtr hdc, IntPtr bmp);15        [DllImport("gdi32.dll")]16        public static extern bool BitBlt(IntPtr hdcDest, int xDest, int yDest, int wDest, int hDest, IntPtr hdcSource, int xSrc, int ySrc, CopyPixelOperation rop);17        [DllImport("gdi32.dll")]18        public static extern bool SetStretchBltMode(IntPtr hdc, StretchMode iStretchMode);19        [DllImport("gdi32.dll")]20        public static extern bool StretchBlt(21            IntPtr hdcDest, int nXOriginDest, int nYOriginDest, int nWidthDest, int nHeightDest,22            IntPtr hdcSrc, int nXOriginSrc, int nYOriginSrc, int nWidthSrc, int nHeightSrc,23            TernaryRasterOperations dwRop);24        [DllImport("gdi32.dll")]25        public static extern IntPtr DeleteDC(IntPtr hDc);26        [DllImport("gdi32.dll")]...

CreateCompatibleDC

Using AI Code Generation

1var gdi32 = FlaUI.Core.WindowsAPI.Gdi32;2var hdc = gdi32.CreateCompatibleDC(IntPtr.Zero);3var bitmap = gdi32.CreateCompatibleBitmap(hdc, 100, 100);4gdi32.DeleteDC(hdc);5gdi32.DeleteObject(bitmap);6var user32 = FlaUI.Core.WindowsAPI.User32;7var hdc = user32.GetDC(IntPtr.Zero);8user32.ReleaseDC(IntPtr.Zero, hdc);9var user32 = FlaUI.Core.WindowsAPI.User32;10var hdc = user32.GetDCEx(IntPtr.Zero, IntPtr.Zero, User32.DCX.DCX_CACHE | User32.DCX.DCX_LOCKWINDOWUPDATE);11user32.ReleaseDC(IntPtr.Zero, hdc);12var user32 = FlaUI.Core.WindowsAPI.User32;13var hdc = user32.GetWindowDC(IntPtr.Zero);14user32.ReleaseDC(IntPtr.Zero, hdc);15var user32 = FlaUI.Core.WindowsAPI.User32;16var hdc = user32.GetDCEx(IntPtr.Zero, IntPtr.Zero, User32.DCX.DCX_CACHE | User32.DCX.DCX_LOCKWINDOWUPDATE);17var hdc2 = user32.GetWindowDC(IntPtr.Zero);18user32.ReleaseDC(IntPtr.Zero, hdc);19user32.ReleaseDC(IntPtr.Zero, hdc2);

CreateCompatibleDC

Using AI Code Generation

1var hDC = FlaUI.Core.WindowsAPI.Gdi32.CreateCompatibleDC(IntPtr.Zero);2var hDC = FlaUI.Core.WindowsAPI.Gdi32.GetDeviceCaps(IntPtr.Zero, 0);3var hDC = FlaUI.Core.WindowsAPI.Gdi32.CreateCompatibleBitmap(IntPtr.Zero, 0, 0);4var hDC = FlaUI.Core.WindowsAPI.Gdi32.SelectObject(IntPtr.Zero, IntPtr.Zero);5var hDC = FlaUI.Core.WindowsAPI.Gdi32.BitBlt(IntPtr.Zero, 0, 0, 0, 0, IntPtr.Zero, 0, 0, 0);6var hDC = FlaUI.Core.WindowsAPI.Gdi32.GetDIBits(IntPtr.Zero, IntPtr.Zero, 0, 0, IntPtr.Zero, IntPtr.Zero, 0);7var hDC = FlaUI.Core.WindowsAPI.Gdi32.DeleteDC(IntPtr.Zero);8var hDC = FlaUI.Core.WindowsAPI.Gdi32.DeleteObject(IntPtr.Zero);9var hDC = FlaUI.Core.WindowsAPI.User32.ReleaseDC(IntPtr.Zero, IntPtr.Zero);10var hDC = FlaUI.Core.WindowsAPI.User32.GetWindowDC(IntPtr.Zero);11var hDC = FlaUI.Core.WindowsAPI.User32.GetDesktopWindow();12var hDC = FlaUI.Core.WindowsAPI.User32.GetWindowRect(IntPtr.Zero, IntPtr.Zero);

CreateCompatibleDC

Using AI Code Generation

1using FlaUI.Core.WindowsAPI;2using System;3using System.Drawing;4using System.Drawing.Imaging;5using System.Runtime.InteropServices;6{7    {8        [DllImport("gdi32.dll", SetLastError = true)]9        public static extern IntPtr CreateCompatibleDC(IntPtr hdc);10    }11}12using FlaUI.Core.WindowsAPI;13using System;14using System.Drawing;15using System.Drawing.Imaging;16using System.Runtime.InteropServices;17{18    {19        [DllImport("gdi32.dll", SetLastError = true)]20        public static extern IntPtr CreateCompatibleBitmap(IntPtr hdc, int nWidth, int nHeight);21    }22}23using FlaUI.Core.WindowsAPI;24using System;25using System.Drawing;26using System.Drawing.Imaging;27using System.Runtime.InteropServices;28{29    {30        [DllImport("gdi32.dll", SetLastError = true)]31        public static extern IntPtr CreateDIBSection(IntPtr hdc, [In] ref BITMAPINFO pbmi, uint iUsage, out IntPtr ppvBits, IntPtr hSection, uint dwOffset);32    }33}34using FlaUI.Core.WindowsAPI;35using System;36using System.Drawing;37using System.Drawing.Imaging;38using System.Runtime.InteropServices;39{40    {41        [DllImport("gdi32.dll", SetLastError = true)]42        public static extern int GetDIBits(IntPtr hdc, IntPtr hbmp, uint uStartScan, uint cScanLines, IntPtr lpvBits, [In] ref BITMAPINFO lpbmi, uint uUsage);43    }44}45using FlaUI.Core.WindowsAPI;46using System;47using System.Drawing;48using System.Drawing.Imaging;49using System.Runtime.InteropServices;50{51    {52        [DllImport("gdi32

CreateCompatibleDC

Using AI Code Generation

1using FlaUI.Core.WindowsAPI;2using System.Runtime.InteropServices;3{4    {5        [DllImport("gdi32.dll", EntryPoint = "CreateCompatibleDC", SetLastError = true)]6        public static extern IntPtr CreateCompatibleDC(IntPtr hdc);7    }8}9using FlaUI.Core.WindowsAPI;10using System.Runtime.InteropServices;11{12    {13        [DllImport("gdi32.dll", EntryPoint = "BitBlt", SetLastError = true)]14        public static extern bool BitBlt(IntPtr hdcDest, int nXDest, int nYDest, int nWidth, int nHeight, IntPtr hdcSrc, int nXSrc, int nYSrc, TernaryRasterOperations dwRop);15    }16}17using FlaUI.Core.WindowsAPI;18using System.Runtime.InteropServices;19{20    {21        [DllImport("gdi32.dll", EntryPoint = "GetDIBits", SetLastError = true)]22        public static extern int GetDIBits(IntPtr hdc, IntPtr hbm, uint uStartScan, uint cScanLines, IntPtr lpvBits, ref BITMAPINFO_FLAT bmi, uint uUsage);23    }24}25using FlaUI.Core.WindowsAPI;26using System.Runtime.InteropServices;27{28    {29        [DllImport("gdi32.dll", EntryPoint = "SelectObject", SetLastError = true)]30        public static extern IntPtr SelectObject(IntPtr hdc, IntPtr hgdiobj);31    }32}33using FlaUI.Core.WindowsAPI;34using System.Runtime.InteropServices;35{36    {37        [DllImport("gdi32.dll", EntryPoint = "DeleteDC", SetLastError = true)]38        public static extern bool DeleteDC(IntPtr hdc);39    }40}

CreateCompatibleDC

Using AI Code Generation

1using System;2using System.Drawing;3using FlaUI.Core.WindowsAPI;4{5    {6        public static void Main(string[] args)7        {8            Bitmap myBitmap = new Bitmap("C:\\Users\\Public\\Pictures\\Sample Pictures\\Chrysanthemum.jpg");9            IntPtr hBitmap = myBitmap.GetHbitmap();10            IntPtr hdc = Gdi32.CreateCompatibleDC(IntPtr.Zero);11            IntPtr hBitmapOld = Gdi32.SelectObject(hdc, hBitmap);12            Gdi32.Gdi32Rect rc = new Gdi32.Gdi32Rect(0, 0, myBitmap.Width, myBitmap.Height);13            Gdi32.BitBlt(hdc, 0, 0, myBitmap.Width, myBitmap.Height, hdc, 0, 0, Gdi32.RasterOperations.SRCCOPY);14            Gdi32.SelectObject(hdc, hBitmapOld);15            Gdi32.DeleteDC(hdc);16            Gdi32.DeleteObject(hBitmap);17        }18    }19}20using System;21using System.Drawing;22using FlaUI.Core.WindowsAPI;23{24    {25        public static void Main(string[] args)26        {27            IntPtr hdc = User32.CreateDC("DISPLAY", null, null, IntPtr.Zero);28            User32.User32Rect rc = new User32.User32Rect(0, 0, 100, 100);29            IntPtr hdcBits = User32.CreateCompatibleDC(hdc);30            IntPtr hBitmap = User32.CreateCompatibleBitmap(hdc, 100, 100);31            IntPtr hBitmapOld = User32.SelectObject(hdcBits, hBitmap);32            User32.BitBlt(hdcBits, 0, 0, 100, 100, hdc, 0,

CreateCompatibleDC

Using AI Code Generation

1using System;2using System.Drawing;3using System.Drawing.Imaging;4using System.Runtime.InteropServices;5using FlaUI.Core.WindowsAPI;6{7    {8        static void Main(string[] args)9        {10            IntPtr hScreenDC = Gdi32.CreateDC("DISPLAY", null, null, IntPtr.Zero);11            IntPtr hMemoryDC = Gdi32.CreateCompatibleDC(hScreenDC);12            IntPtr hBitmap = Gdi32.CreateCompatibleBitmap(hScreenDC, 1024, 768);13            IntPtr hOldBitmap = Gdi32.SelectObject(hMemoryDC, hBitmap);14            User32.BitBlt(hMemoryDC, 0, 0, 1024, 768, hScreenDC, 0, 0, TernaryRasterOperations.SRCCOPY);15            Bitmap bmp = Image.FromHbitmap(hBitmap);16            bmp.Save("screen.bmp", ImageFormat.Bmp);17            Gdi32.SelectObject(hMemoryDC, hOldBitmap);18            Gdi32.DeleteObject(hBitmap);19            Gdi32.DeleteDC(hMemoryDC);20            Gdi32.DeleteDC(hScreenDC);21        }22    }23}24using System;25using System.Drawing;26using System.Drawing.Imaging;27using System.Runtime.InteropServices;28using FlaUI.Core.WindowsAPI;29{30    {31        static void Main(string[] args)32        {33            IntPtr hScreenDC = Gdi32.CreateDC("DISPLAY", null, null, IntPtr.Zero);34            IntPtr hMemoryDC = Gdi32.CreateCompatibleDC(hScreenDC);35            IntPtr hBitmap = Gdi32.CreateCompatibleBitmap(hScreenDC, 1024, 768);

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.