diff --git a/backends/imgui_impl_sdl2.cpp b/backends/imgui_impl_sdl2.cpp index cff755bca7a1..fe285ed67901 100644 --- a/backends/imgui_impl_sdl2.cpp +++ b/backends/imgui_impl_sdl2.cpp @@ -84,6 +84,7 @@ #define SDL_HAS_CAPTURE_AND_GLOBAL_MOUSE 0 #endif #define SDL_HAS_VULKAN SDL_VERSION_ATLEAST(2,0,6) +#define SDL_HAS_SET_TEXT_INPUT_RECT SDL_VERSION_ATLEAST(2,0,0) // SDL Data struct ImGui_ImplSDL2_Data @@ -336,6 +337,27 @@ bool ImGui_ImplSDL2_ProcessEvent(const SDL_Event* event) return false; } +#if SDL_HAS_SET_TEXT_INPUT_RECT +static void ImGui_ImplSDL2_SetPlatformImeData(ImGuiViewport* viewport, ImGuiPlatformImeData* data) +{ + (void)viewport; + if (data->WantVisible) + { + SDL_Rect r; + r.x = (int)data->InputPos.x; + r.y = (int)data->InputPos.y; + r.w = 1; + r.h = (int)data->InputLineHeight; + SDL_SetTextInputRect(&r); + SDL_StartTextInput(); + } + else + { + SDL_StopTextInput(); + } +} +#endif + static bool ImGui_ImplSDL2_Init(SDL_Window* window, SDL_Renderer* renderer) { ImGuiIO& io = ImGui::GetIO(); @@ -367,6 +389,10 @@ static bool ImGui_ImplSDL2_Init(SDL_Window* window, SDL_Renderer* renderer) io.GetClipboardTextFn = ImGui_ImplSDL2_GetClipboardText; io.ClipboardUserData = nullptr; +#if SDL_HAS_SET_TEXT_INPUT_RECT + io.SetPlatformImeDataFn = ImGui_ImplSDL2_SetPlatformImeData; +#endif + // Load mouse cursors bd->MouseCursors[ImGuiMouseCursor_Arrow] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_ARROW); bd->MouseCursors[ImGuiMouseCursor_TextInput] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_IBEAM);