Internals: added SetNextItemRefVal(). (#7305)

ocornut · Jun 6, 2024 · f1eaf8d · f1eaf8d
1 parent 47db069
commit f1eaf8d
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diff --git a/imgui_internal.h b/imgui_internal.h
@@ -3473,6 +3473,7 @@ namespace ImGui
     IMGUI_API bool          TempInputScalar(const ImRect& bb, ImGuiID id, const char* label, ImGuiDataType data_type, void* p_data, const char* format, const void* p_clamp_min = NULL, const void* p_clamp_max = NULL);
     inline bool             TempInputIsActive(ImGuiID id)       { ImGuiContext& g = *GImGui; return (g.ActiveId == id && g.TempInputId == id); }
     inline ImGuiInputTextState* GetInputTextState(ImGuiID id)   { ImGuiContext& g = *GImGui; return (id != 0 && g.InputTextState.ID == id) ? &g.InputTextState : NULL; } // Get input text state if active
+    IMGUI_API void          SetNextItemRefVal(ImGuiDataType data_type, void* p_data);
 
     // Color
     IMGUI_API void          ColorTooltip(const char* text, const float* col, ImGuiColorEditFlags flags);

diff --git a/imgui_widgets.cpp b/imgui_widgets.cpp
@@ -3498,6 +3498,13 @@ bool ImGui::TempInputScalar(const ImRect& bb, ImGuiID id, const char* label, ImG
     return value_changed;
 }
 
+void ImGui::SetNextItemRefVal(ImGuiDataType data_type, void* p_data)
+{
+    ImGuiContext& g = *GImGui;
+    g.NextItemData.Flags |= ImGuiNextItemDataFlags_HasRefVal;
+    memcpy(&g.NextItemData.RefVal, p_data, DataTypeGetInfo(data_type)->Size);
+}
+
 // Note: p_data, p_step, p_step_fast are _pointers_ to a memory address holding the data. For an Input widget, p_step and p_step_fast are optional.
 // Read code of e.g. InputFloat(), InputInt() etc. or examples in 'Demo->Widgets->Data Types' to understand how to use this function directly.
 bool ImGui::InputScalar(const char* label, ImGuiDataType data_type, void* p_data, const void* p_step, const void* p_step_fast, const char* format, ImGuiInputTextFlags flags)