Imgui dock window

Imgui dock window. 0f, 0. cpp. What I mean by this is the ability to position/dock a bunch of windows and save/load these configurations at run-time. Dec 26, 2023 · I'm struggling to create a default docking layout im combination with ImGui::DockSpaceOverViewport. Now when resizing the app's window, the splitters between them behave oddly. May 22, 2019 · Operating System: windows. h (amendc906c65) # Conflicts: # imgui. Jun 4, 2021 · (ocornut#4792) * Revert moving ImGuiKeyModFlags to internal. 51b4908. cpp + imgui_impl_opengl3. The idea is that i dont want accidental empty spaces between docked windows. Therefore, if you use a dock spot as the central point of your application, you'll probably want it to be part of the very first window you are submitting to imgui every frame. Labels. How do I make the content window fill up the remaining dockspace programmatically? Nov 18, 2023 · Dear IMGUI Docking Example. Jul 25, 2021 · GitOlli closed this as completed on Jul 25, 2021. Texture management. Jul 29, 2019 · Hello, The reasoning behind this choice is that the root/host docking window handle displaying the entire background. Mar 1, 2023 · I have a dockspace that has 2 docked windows, a resizable sidebar that is docked to right or left and the content that should be in the center Kind of like Visual Studio Code. I never encountered something like this. Jan 7, 2017 · Docking windows kotlin-graphics/imgui#1. Sep 10, 2023 · Try to use Docking manually with the mouse and you'll understand how this maps to your function calls. ocornut closed this as completed on Sep 11, 2023. * Docking: Tabs Oct 22, 2019 · ImGui::DockBuilderAddNode(dockspace_id, 0); // Add empty node. ocornut changed the title Dragging the imgui window outside of the main window Dragging the imgui window outside of the main viewport? on Jul 26, 2021. * Docking: Tabs (ocornut#4792) * Revert moving ImGuiKeyModFlags to internal. // final two setting let's us choose which id we want (which ever one. so for the moment, its the best trick i found. Perhaps you want an immovable host window carrying a dockspace? This is what DockspaceOverViewport () does. cpp + imgui_impl_glfw. Feb 15, 2019 · First I dock all four windows into one floating window. No one assigned. One problem is that once an imgui window is detached from the main window, it can't be moved outside the screen region. ocornut mentioned this issue Apr 4, 2023. Oct 2, 2018 · There is ImGui::DockSpace() call which allows you to create an explicit docking node within an existing window. . The idea is that activeWindow would be stored inside a stack and if the window is being selected and I hit ESC/ Ctrl+W, the stack manager would change that value in the stack to false hence closing the window. luke-titley mentioned this issue Sep 8, 2020. * Docking: Tabs Jan 8, 2018 · Basically it consist in two parts: dear imgui will support a new concept called "viewport". Some splitters move proportionally, but some keep absolute sizes of the windows. I only know this way of creating a window: ImGui::Begin("Window"); ImGui::Button("Button"); ImGui::End(); You need the window with the flags you mentioned Then use io = ImGui::GetIO() to get the IO object and use io->DisplaySize. Jul 18, 2021 · NoSplit dock flag is extremely close, the problem is, it persist after first window was docked which is NOT what i want. g. And ideally i would like to still have 5 docking spots instead of only central being rendered. "Environment" class has "Environment" window, "cSystem" class has "Test" window. gui_function = lambda: imgui. ️ 1. * Docking: Fix window menu button. No specific build process is required. The docking branch include this feature, and the examples should run Operating System: win10. Compiler: MSVC 2019 Operating System: Windows. ini. " What would you suggest? Sep 2, 2022 · When the ImGui viewport is not fully covered by docked ImGui Windows, this covering of whole ImGui viewport does not happen, and individual windows are rendered directly to the framebuffer In the case 1) this covering of the whole viewport appears to be the root cause why I cannot achieve the effect of having one window transparent if all Aug 11, 2020 · HEAD: a5ba268 Version: 1. 11. Jan 8, 2022 · (All windows docked together must have a null p_open in order for this to work. Thanks a lot for this great piece of software! This is exactly what the beta/wip multi-viewports feature is allowing. But I want to see ImGui window in "Environment", "cSystem" class. 85 I suspect that I need to add one or more bindings from this list: Hey @ocornut, I managed to implement a solution to this problem. Aug 17, 2019 · Gekkio commented Sep 4, 2019. I imgui Project information Project information Activity Labels Members Repository Repository Files Commits Branches Tags Contributors Graph Compare Issues 0 Issues 0 List Boards Service Desk Milestones Merge requests 0 Merge requests 0 CI/CD CI/CD Pipelines Jobs Schedules Deployments Deployments Environments Releases Monitor Monitor Incidents Mar 17, 2022 · I have a similar issue which might need the same solution as this one - I built an event layer on top of imgui (I have multiple engines running at the same time, so it was necessary to do this to properly dispatch events in an elegant way, but is not important) and I use ImGui::IsWindowHovered() to detect which of my windows are hovered (). My question is specifically about using ImGui::DockSpaceOverViewport. You can add the . Getting it working with the Viewports stuff was: Changing the dock slots drawing to use the overlay draw list instead of a bogus window (dropping the clipping) Feb 17, 2019 · Hi everyone! First up, huge thanks to ocornut for ImGui. cpp Operating System: Windows 10 x64. label = "Test" temp. The backend platform is responsible for integrating imgui-rs with the operating system and its window management. A subreddit focusing on gamedev using SFML, a free multimedia C++ API that provides you low and high level…. (2) HOWEVER. With multi-viewports Mar 8, 2022 · Back-ends: imgui_impl_sdl. Here is a small bit of code, ImGui::DockSpaceOverViewport(ImGui::GetMainViewport()); which enables doc Feb 17, 2019 · There was indeed an issue where creating a non-dockspace node would assert at the time of the split. To do that you can use the sample code from ImGui and modify the window creation like this : CleanupDeviceD3D(); ::UnregisterClass(wc. Use like this: ImGui::Text("Hello :)"); ImGui::Text("Hello From Dock2 :)"); In render loop call: dockspace. I tried to create a Dockspace and the result was the same. Since docking is now available in imgui. Nov 29, 2022 · Additionally, a more complex example of using the docking stuff, with a rough prototype of a safe (maybe "safe") docking API wrapper. If you fill the center node, it won't be empty. new_frame() imgui. You can verify it by drawing the position: ImVec2 p = ImGui::GetWindowPos(); ImGui::GetForegroundDrawList ()->AddCircle(p, 10. com/thechernoGitHub repository https://github. * Docking: move NavWindow to SelectedTabId application lower to leave a chance for in-between code to alter focus. I can drag and dock just fine, but that's all. using DirectX, OpenGL) and all rendering has to happen inside this graphics context. Back-ends: imgui_impl_opengl3. So focusing your main large window would bring it to the front of the main menu bar window. static bool Fullscreen; static int X; static int Y; static int Width; static int Height; Apr 5, 2021 · imgui. Author. Then I dock them into the root dockspace. Can I use Imgui with no main window? I'm trying to make an editor interface and have imgui create its own windows (bec there will be no main window, only imgui windows). Mar 17, 2019 · Branch: Docking. Jan 10, 2020 · Back-ends: imgui_impl_opengl3. Thx to the nem0, paniq, adcox 's distribute of imgui_dock, so the imgui_dock was able to auto save/load to/from the imgui. ocornut commented Aug 15, 2017. // Demonstrate using DockSpace () to create an explicit docking node within an existing window. If I call it I can indeed manually dock my windows, but ho Jul 23, 2022 · (ocornut#4792) * Revert moving ImGuiKeyModFlags to internal. If you ask to leave the center node empty, the center node will be left empty. I have had some success with the other code examples in those issues Oct 16, 2019 · Version: 1. And vsg is using win32 Mar 3, 2023 · This will get you an evenly split 50/50% thing. Closed. h). 0 with the docking feature enabled. Jul 3, 2020 · ocornut changed the title Docking and Hide tab bar done programaticall Docking and Hide tab bar done programatically Sep 13, 2021. WindowRounding Not Affecting External Overlay Windows #6298. My Issue/Question: Im working on implementing docking for my SDL Windows based on OpenGL. 78 WIP (17703) Branch: docking Back-ends: imgui_impl_dx11. dock_space_name = "MainDockSpace" temp. Can this be done? The renderer is responsible for taking generic, renderer-agnostic draw lists generated by imgui-rs, and rendering them using some graphics API. DnA-IntRicate added a commit to DnA-IntRicate/imgui that referenced this issue on Oct 7, 2022. Handling of DPI factors and scissor rects. Useful if rendering of multiple viewport cannot be synced. Here's how the demo looks. Apr 13, 2020 · Back-ends: imgui_impl_win32. Screenshots/Video. Screenshots/Video Almost every application that uses imgui-rs needs two additional components in addition to the main imgui crate: a backend platform, and a renderer. lpszClassName, wc. begin("foo-window", closable=True) imgui. // following args in the following order. Maybe better way would be just adding a undock button in context menu or next to close button and on click creating a new Sep 2, 2020 · I met the same problem, it shows repeating "Error: Invalid window attribute 0x0002000D" after I switched to ImGui docking branch. I update th "ImGui::DockSpace() comes with one hard constraint: it needs to be submitted before any window which may be docked into it. 2K subscribers in the sfml community. ImGui::DockBuilderSetNodeSize(dockspace_id, viewport->Size); // split the dockspace into 2 nodes -- DockBuilderSplitNode takes in the. Mar 27, 2023 · Let's Put All Together. Now we can call our functions to create and handle a framebuffer. A modified DockSpace example for Dear ImGui. In traditional game programming, your engine/game generally create an OS window associated to a graphics context (e. + store per-node window menu button id to simplify usage. This is inconvenient , because the window is very large and always occupies the desktop. When the child document window is docked to the parent in "DockSpace+Window" mode, the window blinks per frame and becomes not able to operate. I tried pushing all border sizes and paddings with zero value. My Issue/Question: Hi, I created a gui for my editor but it appears that when I resize the window it completely messed up the mouse click position (it is offset) and the entire gui is also not stretched to fit the new OS window size. cpp Compiler: MSVC Operating System: Windows 10. cpp Compiler: VS2019 Operating System: Windows 10. May 2, 2023 · I forked vsgImGui and used the docking branch from ImGui, then rebuilt it and the docking works fine. My Issue/Question: I found a strange behavior of Example->Documents in the demo. Important: the content of this class is still highly WIP and likely to change and be refactored before we stabilize Docking features. In the upstream C++ library, docking is an experimental extra feature maintained in a separate branch, and imgui-rs provides bindings only to the main releases of dear imgui. ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, ImVec2(0. The issue is that this feature is not supported on win32 platform out of the box. Branch: docking. Feb 27, 2021 · This video is an overview and introduction to a Modern OpenGL C++ application with an ImGUI docking user interface. Mar 2, 2023 · Intuitively you want to create a "dock node" for each space, but in ImGui terms we're really docking one window to the side and docking the other window to the central dock space which will make it take up the remaining space. I suspect this is because our Windows UI (message pump) thread is separate from our game thread (and thus the ImGui thread. hInstance); Feb 7, 2023 · Somewhat related issue, except the expected result was the opposite: #5527. Merge docking into Master ( #2) …. It's not clear by you are forcing a window to fill a viewport while simultaneously allowing that window to be docked with others. So, you can easily have only the ImGui interface displayed. So, I can see my window. #52. However, trying to do so crashes. Any idea? Aug 31, 2019 · I just pushed change which specifically fixes this for tab color and text color (as per this issue). My project is big so I left here only the part where is ImGui initialized and the main loop. 74 Branch: docking Back-ends: imgui_impl_sdl. 5 ): ImGui_ImplOpenGL3_NewFrame(); ImGui_ImplGlfw_NewFrame(); ImGui::NewFrame(); // At the start of an ImGui frame, push a window the size of viewport to allow docking other ImGui windows to. I honestly don't know why, but the ordering matters: First we render the ImGui window and then we render our triangle. Please render opengl in the windows dock #3506. net I wanted to replace this early implementation with a proper window docking. ocornut added the multi-viewports label on Jul 26, 2021. 89. (0, 0) ️ 7. cpp Compiler: VS 2019 Operating System: Windows 10. If not, and this is probably a crazy question, how difficult would it be to swap the backend from using tao/GTK to using GLFW so that I can use Dear IMGUI for docking Tauri "windows". x and io->DisplaySize. (you can modify the format if your want) Some Jul 5, 2023 · Multi-viewports is the feature allowing you to seamlessly extract Dear ImGui windows out of your main rendering context. Feb 18, 2019 · In our case, however, this happens even at high frame rates. #6993. 0f, IM_COL32( 255, 0, 0, 255 )); What I want is the position relative to the window position, not the overall screen coordinates. 2. Aug 14, 2020 · Join the Discord: https://discord. Now, I can see ImGui window in "Camera" class. It appears as a waste of memory but actually the ImGui Window is docked at the center node and covers a big part of the OS Window and this way I only recreate the FBO when the OS window Oct 10, 2020 · * Docking: Fixed reappearing docked windows with no close button showing a tab with extraneous space for one frame. Calling the ImGui::ShowDemoWindow() function will create a demo window showcasing a variety of features and examples. . Hope I explained this Dec 7, 2021 · I installed Dear ImGui on Windows 10 with this command: vcpkg install imgui:x64-windows which installs only: imgui[core]:x64-windows -> 1. Sep 26, 2015 · @LawlietRyuzaki I use one of the variants of the Lumix dock (vassvik/imgui_docking_minimal), notes should be close - but may include stuff that's no longer an issue in the Lumix code. Oct 2, 2021 · As suggested in another Issue, I am creating the FrameBuffer with the size of the entire OS window and rendering only the region required by the ImGui window. I'd like to know if there is a way to create an ImGui window, and then render to it anytime you want. The value returned is the top-left position of the window. But the only safe dock-space-related function is dockspace_over_main_viewport in dock_space. ImGui::ShowDemoWindow(); // simply spawn any 2 windows, open up the style editor via Tools/Style Editor, change the color of the Border, observe how it changes the border of the 2 windows, now dock the windows into each other, notice how the border coloring is ignored. Oct 15, 2022 · Hi, I am writing an app in C++, and I can't seem to understand how to pre-dock windows. ImGui::DockBuilderSetNodeSize(dockspace_id, viewport->Size); ImGuiID dock_main_id = dockspace_id; // This variable will track the document node, however we are not using it here as we aren't docking anything into it. The same doesn't [ALPHA] Rarely used / very advanced uses only. We can load meshes with it, for this I us Mar 29, 2018 · I've tried setting a pointer variable activeWindow to p_open when ImGui::IsWindowFocused() is true. It has proved to be one of the most amazing, powerful fast, and intuitive libraries iv'e ever used. ini file. here is my code for imgui windows, "Settings" window is docked to the left side of "Node Editor" window and i need to know when the docking slider is active for recalculation the width Jan 16, 2019 · Operating System: Windows 10 x64. cpp + Custom window implementation Compiler: MS Visual Studio 2019 Operating System: Windows 10. But I want to drag imgui widgets outside of the window created by vsg, which is already integrated by ImGui if multiview flag is enabled. Individual docked windows because ChildBg default to zero wouldn't display anything again, to save on fillrate and avoid situation where where alpha <1. ocornut mentioned this issue Nov 7, 2023. com/thechernoTwitter https://twi The core of Dear ImGui is self-contained within a few platform-agnostic files which you can easily compile in your application/engine. Once docking gets merged in upstream, it'll be supported in imgui-rs as well. cpp Compiler: MSVC2022 Operating System: XXX. // window ID to split, direction, fraction (between 0 and 1), the. Using a single context makes sharing state natural (things like settings, tree nodes state or cross windows drag and drop). It seems the Lumix Engine have done a quite intelligible work just save the dock's property to a Lua file, so I was just save the properties to the imgui. A single imgui context can drive multiple virtualized regions, as shown in those GIF. Making it difficult to see what's behind. In your situation you had two windows overlapping each others and no specific focus restriction on neither of them. This flag didn't exist at the time I wrote the post you mentioned as it was implicit. Use with SetNextWindowClass() and DockSpace() functions. You switched accounts on another tab or window. I also tried to force it to always use window padding with the window Jun 6, 2023 · Hello. DockableWindow () temp. Oct 16, 2020 · I expect to stay in full screen and just be able to move that window out of the dockspace. Apr 13, 2022 · ImGui::NewFrame(); bool* p_open = nullptr; static ImGuiDockNodeFlags dockspace_flags = ImGuiDockNodeFlags_None; // We are using the ImGuiWindowFlags_NoDocking flag to make the parent window not dockable into, // because it would be confusing to have two docking targets within each others. cpp + imgui_impl_dx11. ) I suspect this causes some amount of latency between ImGui calling Platform_SetWindowPos and the window position actually updating. ini . 👍 4. cpp Operating System: Windows 10 pro Hi, I'm making a game engine and some days ago I downloaded the docking branch. Right between ImGui::Begin() and ImGui::End() we add our framebuffer as image to the window. Jul 10, 2023 · ImGui::DockBuilderSplitNode (dockViewportSettingsWindow, ImGuiDir_Down, 0. rs module. Simpler applications will be using docking functions without ever calling DockSpace (). // Added more clarifying comments inside the function. This window resizes correctly, and the splitters between the four windows stays in proportion. in "cSystem" class Apr 25, 2022 · I set up glfw, then I added ImGui. Feb 25, 2019 · I’d like to show some ImGUI menus to edit several parameters of my game, but I’d like them out of the main window to avoid interfering with the gameplay. end() Everything works fine. You signed in with another tab or window. 0f)); ImGui::Begin("DockSpace", nullptr, window_flags); ImGui Nov 30, 2023 · The goal of the code is to prevent the window that was undocked by the user from the dockspace to be dock again when this part of code was called again. temp = hello_imgui. I just ran an experiment and tried to divide a parent window equally into two child windows. Oct 16, 2020 · I expect the border coloring would still take affect, docked or not. I would like to add a window to a dockspace programmatically. You should be able to build the examples from sources. text ( 'yo' ) Apr 12, 2023 · I have ImGuiWindowFlags_AlwaysAutoResize set on my windows, and I just enabled docking, however when docked and the content size changes (due to e. DnA-IntRicate added a commit to DnA-IntRicate/imgui that referenced this issue Oct 7, 2022. Calling ImGui::DockBuilderAddNode(mainDockSpaceId, ImGuiDockNodeFlags_DockSpace); will create one "central node" which has the property of using remaining space, in this case after the split the left side will have the CentralNode flag and things won't say 50/50 if you resize. However, the window doesn't close. What I want is to dock to the center of another window as shown below, but it's not clear to me how to achieve that via code. I understand that the window doesn't close because it is always created every loop. They are all the files in the root folder of the repository (imgui*. If you have a full-on editor this is useful to build your main application around a menu-bar etc. Both of them are working, but when I try to put an ImGui Window over a GLFW Window, the ImGui window disappear. No border or padding. // Removed MSVC warning C6011 - null pointer dereference. While with some backends and without OS decorations, some extraneous window recreation were visibly not noticeable, they would typically become noticeable when enabling OS Patreon https://patreon. I'm aware of the existing threads and issues, e. Here is a screenshot: And the code for this test: ImGuiViewport* Viewport = ImGui::GetMainViewport(); ImGui:: SameLine (); HelpMarker ("Make window or viewport transparent when docking and only display docking boxes on the target viewport. Reload to refresh your session. The assert was modified as it was incorrect. cpp A nested window docked in the same docknode as its parent "eats" input from other windows as it keeps getting/losing focus each frame. cpp * Backends: SDL: no support for ImGuiBackendFlags_HasMouseHoveredViewport under OSX/LInux (ocornut#4960) * Docking: Fixed size constraints not working on single window holding on a dock id (still doesn't work on docked windows). Answered by FabianLars on Nov 18, 2023. ) If you're willing to use internal/alpha APIs: If you want the close button to appear on individual tabs without the common one you highlighted, you apply ImGuiDockNodeFlags_NoCloseButton flag via ImGuiWindowClass::DockNodeFlagsOverrideSet and SetNextWindowClass . cpp, imgui*. May 13, 2020 · Branch: Docking. x will return an incorrect value when first called, its value will become correct after the first frame call. But I cant see multi window. I am trying to create a child window which fills its parent completely. If you don't, let us know! Intro. updateAndDraw(workAreaSize); Code for undocking to a platform window can be found in another branch but it is broken. Think of it like a preset for a particular workflow arrangement. * Docking: Tabs May 18, 2021 · I don't know much about ImGui, and it's also poorly documented. y with ImGui:: SetNextWindowSize(). There will be a separate commit to solve #2539 / #2700, see last post in #2700 for an explanation why it isn't a trivial change. Sep 11, 2021 · It makes sense otherwise multiple docked windows requesting their position would conflict. Base dock window is having 0 rounding forcefully. Oct 2, 2020 · How do I render opengl in the windows of the docke imgui. cpp files into your existing project. My Issue/Question: If I have a window docked initially by calling ImGui::DockBuilderDockWindow, then ImGui::GetContentRegionAvail(). This is my 'fullscreen' code (note that g_hWnd is the handle from the win32 imgui implementation): bool Win32ToggleFullscreenEX() {. Assignees. My Issue/Question: In our application users can customize, save, and switch between different window layouts with the function keys. This is mostly just as far as I got writing something "good enough" for our use-case - as it is below, the API is quite easy to misuse, and acts a little oddly if you undock all the windows from the original dockspace (in that it forgets all the windows positions) Dec 18, 2021 · This version allow the ImGui interface to "live" outside of the window. What I am looking for is: How do I detect and identify that the particular window has been closed, and block it from being re-generated? Jun 24, 2021 · However as pointed out I would strongly suggest using docking branch with multi-viewports (= single imgui context with multiple glfw windows) as this is more flexible and allows interops (e. I manually construct my dock nodes as such ( ImGui v 1. The integration of the basic docking functionality worked great. I've been experimenting with imgui docking for a rocketry project. (ocornut#4792) * Revert moving ImGuiKeyModFlags to internal. The code is always available for reference in imgui_demo. If anyone has a better solution than Nov 13, 2023 · I deleted imgui. FilipePpereira opened this issue Oct 2, 2020 · 1 comment Sep 12, 2021 · By the way the decoration is interesting too, for have split feature (magnetic splitting way) of windows on screen, like we have on win and linux. ImGuiDockspaceExample. Its responsibilities include the following: Rendering using vertex/index buffers and command lists. ocornut closed this as completed on Jun 29, 2021. drag and drop) between the glfwwindows etc. ocornut added the docking label on Nov 30, 2023. I am using imgui_rs version 0. gg/4tHeAkxNg7In this epsiode, I explain how to integrate ImGui's support for docking into our Java game engine. Open. Is there any way to create multiple windows with Tauri and then have them be "dockable Feb 25, 2022 · On the docking branch if an ImGui window has the flag ImGuiWindowFlags_AlwaysAutoResize and is contained within the host window (the Windows window) then when the host window is moved up or left then the window auto size calculation jumps to a large size and then shrinks back down to the correct size over the next frame or two. You signed out in another tab or window. com/TheCherno/HazelInstagram https://instagram. Closed Copy link Owner. You may also need to use ImGui::SetNextWindowPos() to put the window at the top left corner. (i guess also on macos) Not sure if the window spliting can be made without decoration. Apr 5, 2019 · BeginMainMenuBar() create a dedicated window just to host a menu bar, that menu bar has no relation to the current window in the stack. Everythng is perfect and really easy to How can I dock and ImGui window inside of an SFML window? Not sure if the docking branch is merged into master yet, but if not, just grab the docking branch on github. ImGuiID dock_id_left = ImGui::DockBuilderSplitNode(dock_main_id Apr 9, 2021 · ocornut commented on Apr 11, 2021. Jul 24, 2021 · IsItemActive() doesnt work in docking approach for me anymore. Changes are listed at the top of the file. 1. It’s great! I recently switched to the Docking branch of ImGui (currently running Feb 14, 2015 · Viewports+Docking: Fixed extraneous viewport+platform-window recreation in various combination of showing or hiding windows, docking with/without split, undocking. Note that you may want to call DockBuilderAddNode() with the ImGuiDockNodeFlags_Dockspace. changing to a different tab) the docked window stays the same width and all content is clipped. My Issue/Question: My question is about the ability to support the concept of "window layout configurations". System: Windows 10 pro MSYS2 64-bit Programmatically opening more windows in dock space. The flags docking enable and viewports enable works fine, but i cannot docking anything to the SDL Window, althought, the imgui multi-viewports works fine and dock Aug 12, 2020 · // We cannot preserve the docking relationship between an active window and an inactive docking, otherwise // any change of dockspace/settings would lead to windows being stuck in limbo and never being visible. 0 we would end up with a different final color (because two layers would blend). For certain use cases, I need to cross reference multiple application windows. 5f, &dockSnapshotWindow, &dockViewportSettingsWindow); For example, split down (code above) puts one window below another window. Closing this as duplicate, the topic is discussed in #351 #261. here and the example code in imgui_demo. qx zy li oh pf vs hr bv wk vs