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Tables: amend f799a29 with a better solution + fix potential overflow (#6140)

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ocornut
2023-02-03 22:50:43 +01:00
parent ea39841fcd
commit d6ea56dfd9
3 changed files with 11 additions and 3 deletions
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4
imgui_tables.cpp
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@ -366,9 +366,7 @@ bool ImGui::BeginTableEx(const char* name, ImGuiID id, int columns_count, ImG
IM_ASSERT(table->ColumnsCount == columns_count && "BeginTable(): Cannot change columns count mid-frame while preserving same ID");
if (table->InstanceDataExtra.Size < instance_no)
table->InstanceDataExtra.push_back(ImGuiTableInstanceData());
char instance_desc[12];
int instance_desc_len = ImFormatString(instance_desc, IM_ARRAYSIZE(instance_desc), "##Instance%d", instance_no);
instance_id = GetIDWithSeed(instance_desc, instance_desc + instance_desc_len, id);
instance_id = GetIDWithSeed(instance_no, GetIDWithSeed("##Instances", NULL, id)); // Push "##Instance" followed by (int)instance_no in ID stack.
}
else
{