bug/imgui-luau
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Fix: ImDrawList:PushClipRectFullScreen() was missing (drop target outside the window clip rect crashed); CalcItemSize() no longer writes to the caller's size (by value like upstream; fixes BeginTable UserOuterSize), scalar _CalcItemSizeXY for internal callers; t_fixes covers both

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4DBug
2026-10-15 02:05:43 -05:00
parent ac4398ee2a
commit b929de5206
9 changed files with 86 additions and 45 deletions
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imgui_widgets.lua
+4 -4
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@@ -74,6 +74,7 @@ local IM_U32_MAX = UINT_MAX -- (0xFFFFFFFF)
--- @param text_end? int
--- @param flags? ImGuiTextFlags
local TextEx_bb = ImRect() -- [Luau] scratch, never escapes TextEx()
local LAYOUT_ZERO_SIZE = ImVec2(0, 0) -- [Luau] shared read-only: ItemSize()/CalcItemSize() only read it
@native
function ImGui.TextEx(text, text_end, flags)
@@ -274,7 +275,7 @@ function ImGui.TextAligned(align_x, size_x, fmt, ...)
local text = ImFormatString(fmt, ...)
local text_end = #text + 1
local text_size = ImGui.CalcTextSize(text, text_end)
size_x = ImGui.CalcItemSize(ImVec2(size_x, 0.0), 0.0, text_size.y).x
size_x = ImGui._CalcItemSizeXY(size_x, 0.0, 0.0, text_size.y)
local pos = ImVec2(window.DC.CursorPos.x, window.DC.CursorPos.y + window.DC.CurrLineTextBaseOffset)
local pos_max = ImVec2(pos.x + size_x, window.ClipRect.Max.y)
@@ -742,7 +743,7 @@ local ButtonEx_text_min, ButtonEx_text_max = ImVec2(), ImVec2()
@native
function ImGui.ButtonEx(label, size_arg, flags)
if size_arg == nil then size_arg = ImVec2(0, 0) end
if size_arg == nil then size_arg = LAYOUT_ZERO_SIZE end -- [Luau] shared read-only: CalcItemSize() only reads it
if flags == nil then flags = 0 end
local window = ImGui.GetCurrentWindow()
@@ -833,7 +834,7 @@ function ImGui.InvisibleButton(str_id, size_arg, flags)
end
-- Ensure zero-size fits to contents
local size = ImGui.CalcItemSize(ImVec2(size_arg.x ~= 0.0 and size_arg.x or -FLT_MIN, size_arg.y ~= 0.0 and size_arg.y or -FLT_MIN), 0.0, 0.0)
local size = ImVec2(ImGui._CalcItemSizeXY(size_arg.x ~= 0.0 and size_arg.x or -FLT_MIN, size_arg.y ~= 0.0 and size_arg.y or -FLT_MIN, 0.0, 0.0))
local id = window:GetID(str_id)
local bb = ImRect(window.DC.CursorPos, window.DC.CursorPos + size)
@@ -1696,7 +1697,6 @@ end
-- - Separator()
-------------------------------------------------------------------------------
local LAYOUT_ZERO_SIZE = ImVec2(0, 0) -- [Luau] shared read-only: ItemSize() only reads it
local LayoutHelpers_size = ImVec2() -- [Luau] scratch for ItemSize() arguments
function ImGui.Spacing()