Span Custom Set of Monitors (Horizontal Only)

Return to DisplayFusion Scripted Functions (Macros)

Description	This script will toggle spanning a custom group of horizontally arranged monitors. Make sure to specify the monitor IDs from left-to-right in the monitorsToSpan array on line 16.
Language	C# (.Net)
Minimum Version	9.4.3+
Created By	Keith Lammers (BFS)
Contributors	-
Date Created	Feb 26, 2019
Date Last Modified	Jul 8, 2019

Scripted Function (Macro) Code

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using System; using System.Drawing; // The 'windowHandle' parameter will contain the window handle for the: // - Active window when run by hotkey // - Trigger target when run by a Trigger rule // - TitleBar Button owner when run by a TitleBar Button // - Jump List owner when run from a Taskbar Jump List // - Currently focused window if none of these match public static class DisplayFusionFunction { public static void Run(IntPtr windowHandle) { // Specify the monitors you want to span here // Enter them in order from left to right (check the Monitor Configuration window) uint[] monitorsToSpan = { 2, 1 }; // Calculate the window size Rectangle leftMonitorWorkArea = BFS.Monitor.GetMonitorWorkAreaByID(monitorsToSpan[0]); int windowWidth = 0; int windowHeight = leftMonitorWorkArea.Height; // Loop through the monitors to add the widths together, and set the lowest common height foreach (uint monitorID in monitorsToSpan) { Rectangle monitorWorkArea = BFS.Monitor.GetMonitorWorkAreaByID(monitorID); windowWidth += monitorWorkArea.Width; if (monitorWorkArea.Height < windowHeight) { windowHeight = monitorWorkArea.Height; } } // Set the target location and size for the spanned window int windowLocationX = leftMonitorWorkArea.X; int windowLocationY = leftMonitorWorkArea.Y; Rectangle calculatedSize = new Rectangle(windowLocationX, windowLocationY, windowWidth, windowHeight); // If the window is already spanned (X is ignored because it can vary slightly), restore its previous size // Otherwise, save its size and span it Rectangle currentWindowBounds = BFS.Window.GetBounds(windowHandle); if (currentWindowBounds.Y == calculatedSize.Y && currentWindowBounds.Width == calculatedSize.Width && currentWindowBounds.Height == calculatedSize.Height) { LoadWindowPosition(windowHandle); } else { SaveWindowPosition(windowHandle); BFS.Window.SetSizeAndLocation(windowHandle, calculatedSize.X, calculatedSize.Y, calculatedSize.Width, calculatedSize.Height); } } private static void SaveWindowPosition(IntPtr window) { // Build the settings string with the window values Rectangle bounds = BFS.Window.GetBounds(window); string settings = string.Format("{0}|{1}|{2}|{3}|{4}", window.ToInt64(), bounds.X, bounds.Y, bounds.Width, bounds.Height); // Write the setting to the registry BFS.ScriptSettings.WriteValue(BFS.Application.GetMainFileByWindow(window), settings); } private static void LoadWindowPosition(IntPtr window) { // Split up the settings string into its seperate values string[] settings = BFS.ScriptSettings.ReadValue(BFS.Application.GetMainFileByWindow(window)).Split(new char[] {'|'}, StringSplitOptions.RemoveEmptyEntries); // Check to see if we have enough parameters saved to the setting if(settings.Length != 5) throw new Exception("Incorrect settings format"); // Set the values Rectangle savedWindowPosition = new Rectangle( Convert.ToInt32(settings[1]), Convert.ToInt32(settings[2]), Convert.ToInt32(settings[3]), Convert.ToInt32(settings[4])); // Move the window BFS.Window.SetSizeAndLocation(window, savedWindowPosition.X, savedWindowPosition.Y, savedWindowPosition.Width, savedWindowPosition.Height); } }