Added GetItemFlags() in public API. (#9127)

docs/CHANGELOG.txt

@@ -107,6 +107,8 @@ Other Changes:
     a string range. (#9107) [@achabense]
 - Scrollbar: fixed a codepath leading to a divide-by-zero (which would not be
   noticeable by user but detected by sanitizers). (#9089) [@judicaelclair]
+- Added GetItemFlags() in public API for consistency and to expose generic
+  flags of last submitted item. (#9127)
 - Debug Tools:
   - Debug Log: fixed incorrectly printing characters in IO log when submitting
     non-ASCII values to io.AddInputCharacter(). (#9099)

imgui.cpp

@@ -6330,6 +6330,12 @@ ImVec2 ImGui::GetItemRectSize()
     return g.LastItemData.Rect.GetSize();
 }
 
+ImGuiItemFlags ImGui::GetItemFlags()
+{
+    ImGuiContext& g = *GImGui;
+    return g.LastItemData.ItemFlags;
+}
+
 // Prior to v1.90 2023/10/16, the BeginChild() function took a 'bool border = false' parameter instead of 'ImGuiChildFlags child_flags = 0'.
 // ImGuiChildFlags_Borders is defined as always == 1 in order to allow old code passing 'true'. Read comments in imgui.h for details!
 bool ImGui::BeginChild(const char* str_id, const ImVec2& size_arg, ImGuiChildFlags child_flags, ImGuiWindowFlags window_flags)

imgui.h

@@ -1017,6 +1017,7 @@ namespace ImGui
     IMGUI_API ImVec2        GetItemRectMin();                                                   // get upper-left bounding rectangle of the last item (screen space)
     IMGUI_API ImVec2        GetItemRectMax();                                                   // get lower-right bounding rectangle of the last item (screen space)
     IMGUI_API ImVec2        GetItemRectSize();                                                  // get size of last item
+    IMGUI_API ImGuiItemFlags GetItemFlags();                                                    // get generic flags of last item
 
     // Viewports
     // - Currently represents the Platform Window created by the application which is hosting our Dear ImGui windows.
@@ -1218,7 +1219,7 @@ enum ImGuiChildFlags_
 };
 
 // Flags for ImGui::PushItemFlag()
-// (Those are shared by all items)
+// (Those are shared by all submitted items)
 enum ImGuiItemFlags_
 {
     ImGuiItemFlags_None                     = 0,        // (Default)
@@ -1228,6 +1229,7 @@ enum ImGuiItemFlags_
     ImGuiItemFlags_ButtonRepeat             = 1 << 3,   // false    // Any button-like behavior will have repeat mode enabled (based on io.KeyRepeatDelay and io.KeyRepeatRate values). Note that you can also call IsItemActive() after any button to tell if it is being held.
     ImGuiItemFlags_AutoClosePopups          = 1 << 4,   // true     // MenuItem()/Selectable() automatically close their parent popup window.
     ImGuiItemFlags_AllowDuplicateId         = 1 << 5,   // false    // Allow submitting an item with the same identifier as an item already submitted this frame without triggering a warning tooltip if io.ConfigDebugHighlightIdConflicts is set.
+    ImGuiItemFlags_Disabled                 = 1 << 6,   // false    // [Internal] Disable interactions. DOES NOT affect visuals. This is used by BeginDisabled()/EndDisabled() and only provided here so you can read back via GetItemFlags(). 
 };
 
 // Flags for ImGui::InputText()

imgui_internal.h

@@ -965,7 +965,6 @@ enum ImGuiDataTypePrivate_
 enum ImGuiItemFlagsPrivate_
 {
     // Controlled by user
-    ImGuiItemFlags_Disabled                 = 1 << 10, // false     // Disable interactions (DOES NOT affect visuals. DO NOT mix direct use of this with BeginDisabled(). See BeginDisabled()/EndDisabled() for full disable feature, and github #211).
     ImGuiItemFlags_ReadOnly                 = 1 << 11, // false     // [ALPHA] Allow hovering interactions but underlying value is not changed.
     ImGuiItemFlags_MixedValue               = 1 << 12, // false     // [BETA] Represent a mixed/indeterminate value, generally multi-selection where values differ. Currently only supported by Checkbox() (later should support all sorts of widgets)
     ImGuiItemFlags_NoWindowHoverableCheck   = 1 << 13, // false     // Disable hoverable check in ItemHoverable()
@@ -3261,7 +3260,6 @@ namespace ImGui
 
     // Basic Accessors
     inline ImGuiItemStatusFlags GetItemStatusFlags() { ImGuiContext& g = *GImGui; return g.LastItemData.StatusFlags; }
-    inline ImGuiItemFlags   GetItemFlags()  { ImGuiContext& g = *GImGui; return g.LastItemData.ItemFlags; }
     inline ImGuiID          GetActiveID()   { ImGuiContext& g = *GImGui; return g.ActiveId; }
     inline ImGuiID          GetFocusID()    { ImGuiContext& g = *GImGui; return g.NavId; }
     IMGUI_API void          SetActiveID(ImGuiID id, ImGuiWindow* window);