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TabBar: added TabBarGetTabPos() helper.

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# Conflicts:
#	imgui_internal.h
#	imgui_widgets.cpp
This commit is contained in:
ocornut 2026-09-14 15:56:16 +02:00
parent e0a2f6dea9
commit ea60e7b748
2 changed files with 10 additions and 4 deletions
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1
imgui_internal.h
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@ -3707,6 +3707,7 @@ namespace ImGui
IMGUI_API ImGuiTabItem* TabBarGetCurrentTab(ImGuiTabBar* tab_bar); IMGUI_API ImGuiTabItem* TabBarGetCurrentTab(ImGuiTabBar* tab_bar);
inline int TabBarGetTabOrder(ImGuiTabBar* tab_bar, ImGuiTabItem* tab) { return tab_bar->Tabs.index_from_ptr(tab); } inline int TabBarGetTabOrder(ImGuiTabBar* tab_bar, ImGuiTabItem* tab) { return tab_bar->Tabs.index_from_ptr(tab); }
IMGUI_API const char* TabBarGetTabName(ImGuiTabBar* tab_bar, ImGuiTabItem* tab); IMGUI_API const char* TabBarGetTabName(ImGuiTabBar* tab_bar, ImGuiTabItem* tab);
IMGUI_API ImVec2 TabBarGetTabPos(ImGuiTabBar* tab_bar, ImGuiTabItem* tab);
IMGUI_API void TabBarRemoveTab(ImGuiTabBar* tab_bar, ImGuiID tab_id); IMGUI_API void TabBarRemoveTab(ImGuiTabBar* tab_bar, ImGuiID tab_id);
IMGUI_API void TabBarCloseTab(ImGuiTabBar* tab_bar, ImGuiTabItem* tab); IMGUI_API void TabBarCloseTab(ImGuiTabBar* tab_bar, ImGuiTabItem* tab);
IMGUI_API void TabBarQueueFocus(ImGuiTabBar* tab_bar, ImGuiTabItem* tab); IMGUI_API void TabBarQueueFocus(ImGuiTabBar* tab_bar, ImGuiTabItem* tab);

13
imgui_widgets.cpp
View File

@ -10402,6 +10402,14 @@ const char* ImGui::TabBarGetTabName(ImGuiTabBar* tab_bar, ImGuiTabItem* tab)
return tab_bar->TabsNames.Buf.Data + tab->NameOffset; return tab_bar->TabsNames.Buf.Data + tab->NameOffset;
} }
ImVec2 ImGui::TabBarGetTabPos(ImGuiTabBar* tab_bar, ImGuiTabItem* tab)
{
if ((tab->Flags & ImGuiTabItemFlags_SectionMask_) == 0)
return tab_bar->BarRect.Min + ImVec2(IM_TRUNC(tab->Offset - tab_bar->ScrollingAnim), 0.0f);
else
return tab_bar->BarRect.Min + ImVec2(tab->Offset, 0.0f);
}
// The *TabId fields are already set by the docking system _before_ the actual TabItem was created, so we clear them regardless. // The *TabId fields are already set by the docking system _before_ the actual TabItem was created, so we clear them regardless.
void ImGui::TabBarRemoveTab(ImGuiTabBar* tab_bar, ImGuiID tab_id) void ImGui::TabBarRemoveTab(ImGuiTabBar* tab_bar, ImGuiID tab_id)
{ {
@ -10855,10 +10863,7 @@ bool ImGui::TabItemEx(ImGuiTabBar* tab_bar, const char* label, bool* p_open,
// Layout // Layout
const bool is_central_section = (tab->Flags & ImGuiTabItemFlags_SectionMask_) == 0; const bool is_central_section = (tab->Flags & ImGuiTabItemFlags_SectionMask_) == 0;
size.x = tab->Width; size.x = tab->Width;
if (is_central_section) window->DC.CursorPos = TabBarGetTabPos(tab_bar, tab);
window->DC.CursorPos = tab_bar->BarRect.Min + ImVec2(IM_TRUNC(tab->Offset - tab_bar->ScrollingAnim), 0.0f);
else
window->DC.CursorPos = tab_bar->BarRect.Min + ImVec2(tab->Offset, 0.0f);
ImVec2 pos = window->DC.CursorPos; ImVec2 pos = window->DC.CursorPos;
ImRect bb(pos, pos + size); ImRect bb(pos, pos + size);