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NewFrame: Allow MovedWindow setting the ImGuiWindowFlags_NoInputs after moving has started in order to be able to detect windows below it, which is useful for e.g. docking mechanisms.

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This commit is contained in:
omar 2017-10-25 22:04:31 +02:00
parent a6edd10ee6
commit 3656f2c769
2 changed files with 6 additions and 3 deletions
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7
imgui.cpp
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@ -2361,8 +2361,11 @@ void ImGui::NewFrame()
SaveIniSettingsToDisk(g.IO.IniFilename);
}
// Find the window we are hovering. Child windows can extend beyond the limit of their parent so we need to derive HoveredRootWindow from HoveredWindow
g.HoveredWindow = g.MovingWindow ? g.MovingWindow : FindHoveredWindow(g.IO.MousePos);
// Find the window we are hovering
// - Child windows can extend beyond the limit of their parent so we need to derive HoveredRootWindow from HoveredWindow.
// - When moving a window we can skip the search, which also conveniently bypasses the fact that window->WindowRectClipped is lagging as this point.
// - We also support the moved window toggling the NoInputs flag after moving has started in order to be able to detect windows below it, which is useful for e.g. docking mechanisms.
g.HoveredWindow = (g.MovingWindow && !(g.MovingWindow->Flags & ImGuiWindowFlags_NoInputs)) ? g.MovingWindow : FindHoveredWindow(g.IO.MousePos);
g.HoveredRootWindow = g.HoveredWindow ? g.HoveredWindow->RootWindow : NULL;
if (ImGuiWindow* modal_window = GetFrontMostModalRootWindow())

2
imgui.h
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@ -502,7 +502,7 @@ enum ImGuiWindowFlags_
ImGuiWindowFlags_AlwaysAutoResize = 1 << 6, // Resize every window to its content every frame
ImGuiWindowFlags_ShowBorders = 1 << 7, // Show borders around windows and items
ImGuiWindowFlags_NoSavedSettings = 1 << 8, // Never load/save settings in .ini file
ImGuiWindowFlags_NoInputs = 1 << 9, // Disable catching mouse or keyboard inputs
ImGuiWindowFlags_NoInputs = 1 << 9, // Disable catching mouse or keyboard inputs, hovering test with pass through.
ImGuiWindowFlags_MenuBar = 1 << 10, // Has a menu-bar
ImGuiWindowFlags_HorizontalScrollbar = 1 << 11, // Allow horizontal scrollbar to appear (off by default). You may use SetNextWindowContentSize(ImVec2(width,0.0f)); prior to calling Begin() to specify width. Read code in imgui_demo in the "Horizontal Scrolling" section.
ImGuiWindowFlags_NoFocusOnAppearing = 1 << 12, // Disable taking focus when transitioning from hidden to visible state