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Backends: all backends + demo now call IMGUI_CHECKVERSION() to verify ABI compatibility between caller code and compiled version of dear imgui. (#7568)

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ocornut
2024-05-13 15:07:13 +02:00
parent 510eb8f480
commit 5e23680454
23 changed files with 42 additions and 13 deletions
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backends/imgui_impl_osx.mm
+5 -4
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@@ -84,7 +84,6 @@ struct ImGui_ImplOSX_Data
ImGui_ImplOSX_Data() { memset(this, 0, sizeof(*this)); }
};
static ImGui_ImplOSX_Data* ImGui_ImplOSX_CreateBackendData() { return IM_NEW(ImGui_ImplOSX_Data)(); }
static ImGui_ImplOSX_Data* ImGui_ImplOSX_GetBackendData() { return (ImGui_ImplOSX_Data*)ImGui::GetIO().BackendPlatformUserData; }
static void ImGui_ImplOSX_DestroyBackendData() { IM_DELETE(ImGui_ImplOSX_GetBackendData()); }
@@ -392,13 +391,15 @@ IMGUI_IMPL_API void ImGui_ImplOSX_NewFrame(void* _Nullable view) {
bool ImGui_ImplOSX_Init(NSView* view)
{
ImGuiIO& io = ImGui::GetIO();
ImGui_ImplOSX_Data* bd = ImGui_ImplOSX_CreateBackendData();
io.BackendPlatformUserData = (void*)bd;
IMGUI_CHECKVERSION();
IM_ASSERT(io.BackendPlatformUserData == nullptr && "Already initialized a platform backend!");
// Setup backend capabilities flags
ImGui_ImplOSX_Data* bd = IM_NEW(ImGui_ImplOSX_Data)();
io.BackendPlatformUserData = (void*)bd;
io.BackendPlatformName = "imgui_impl_osx";
io.BackendFlags |= ImGuiBackendFlags_HasMouseCursors; // We can honor GetMouseCursor() values (optional)
//io.BackendFlags |= ImGuiBackendFlags_HasSetMousePos; // We can honor io.WantSetMousePos requests (optional, rarely used)
io.BackendPlatformName = "imgui_impl_osx";
bd->Observer = [ImGuiObserver new];