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Scrollbar: fixed a codepath leading to a divide-by-zero. (#9089)

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ocornut 2025-11-24 14:27:03 +01:00
parent 324cea1f41
commit 136d067eed
2 changed files with 5 additions and 0 deletions
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imgui_widgets.cpp
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@ -1037,6 +1037,8 @@ bool ImGui::ScrollbarEx(const ImRect& bb_frame, ImGuiID id, ImGuiAxis axis, ImS6
// V denote the main, longer axis of the scrollbar (= height for a vertical scrollbar)
const float scrollbar_size_v = (axis == ImGuiAxis_X) ? bb.GetWidth() : bb.GetHeight();
if (scrollbar_size_v < 1.0f)
return false;
// Calculate the height of our grabbable box. It generally represent the amount visible (vs the total scrollable amount)
// But we maintain a minimum size in pixel to allow for the user to still aim inside.