Dragging secondary viewports out of main viewport #7733
Description
Version/Branch of Dear ImGui:
Branch: Docking
Back-ends:
imgui_impl_glfw.cpp + imgui_impl_opengl3.cpp
Compiler, OS:
Linux + clang 19
Full config/build information:
Dear ImGui 1.90.9 WIP (19083)
--------------------------------
sizeof(size_t): 8, sizeof(ImDrawIdx): 2, sizeof(ImDrawVert): 20
define: __cplusplus=201703
define: __linux__
define: __GNUC__=4
define: __clang_version__=19.0.0 (++20240620031356+e3eb12cce97f-1~exp1~20240620151533.1757)
define: IMGUI_HAS_VIEWPORT
define: IMGUI_HAS_DOCK
--------------------------------
io.BackendPlatformName: imgui_impl_glfw
io.BackendRendererName: imgui_impl_opengl3
io.ConfigFlags: 0x00000481
NavEnableKeyboard
DockingEnable
ViewportsEnable
io.ConfigViewportsNoDecoration
io.ConfigInputTextCursorBlink
io.ConfigWindowsResizeFromEdges
io.ConfigMemoryCompactTimer = 60.0
io.BackendFlags: 0x00001C0E
HasMouseCursors
HasSetMousePos
PlatformHasViewports
HasMouseHoveredViewport
RendererHasVtxOffset
RendererHasViewports
--------------------------------
io.Fonts: 1 fonts, Flags: 0x00000000, TexSize: 512,64
io.DisplaySize: 1280.00,720.00
io.DisplayFramebufferScale: 1.00,1.00
--------------------------------
style.WindowPadding: 8.00,8.00
style.WindowBorderSize: 1.00
style.FramePadding: 4.00,3.00
style.FrameRounding: 0.00
style.FrameBorderSize: 0.00
style.ItemSpacing: 8.00,4.00
style.ItemInnerSpacing: 4.00,4.00
Details:
When dragging a window either outside or inside the main screen boundary, it drops, necessitating a double-click to resume dragging.
Screenshots/Video:
No response
Minimal, Complete and Verifiable Example code:
ImGui::Begin("Test");
ImGui::Text("Hello World");
ImGui::End();