Backends: SDL3: Update for API changes: Revert SDL_GetClipboardText() memory ownership change. (#8530, #7801)

see libsdl-org/SDL#10390

Author: Green-Sky

backends/imgui_impl_sdl3.cpp

@@ -20,6 +20,7 @@
 
 // CHANGELOG
 // (minor and older changes stripped away, please see git history for details)
+//  2025-03-30: Update for SDL3 api changes: Revert SDL_GetClipboardText() memory ownership change. (#8530, #7801)
 //  2025-03-21: Fill gamepad inputs and set ImGuiBackendFlags_HasGamepad regardless of ImGuiConfigFlags_NavEnableGamepad being set.
 //  2025-03-10: When dealing with OEM keys, use scancodes instead of translated keycodes to choose ImGuiKey values. (#7136, #7201, #7206, #7306, #7670, #7672, #8468)
 //  2025-02-26: Only start SDL_CaptureMouse() when mouse is being dragged, to mitigate issues with e.g.Linux debuggers not claiming capture back. (#6410, #3650)
@@ -133,8 +134,7 @@ static const char* ImGui_ImplSDL3_GetClipboardText(ImGuiContext*)
     ImGui_ImplSDL3_Data* bd = ImGui_ImplSDL3_GetBackendData();
     if (bd->ClipboardTextData)
         SDL_free(bd->ClipboardTextData);
-    const char* sdl_clipboard_text = SDL_GetClipboardText();
-    bd->ClipboardTextData = sdl_clipboard_text ? SDL_strdup(sdl_clipboard_text) : nullptr;
+    bd->ClipboardTextData = SDL_GetClipboardText();
     return bd->ClipboardTextData;
 }
 

docs/CHANGELOG.txt

@@ -59,6 +59,8 @@ Other changes:
 - Misc: added extra operators to ImVec4 in IMGUI_DEFINE_MATH_OPERATORS block. (#8510) [@gan74]
 - Backends: SDL2, SDL3, OSX: Fill gamepad inputs and set ImGuiBackendFlags_HasGamepad
   regardless of ImGuiConfigFlags_NavEnableGamepad being set. (#8508)
+- Backends: SDL3: Update for SDL3 api changes: revert SDL_GetClipboardText()
+  memory ownership change. (#8530, #7801) [@Green-Sky]
 
 
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