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Backends: Win32: Clarify how the WndProc handler requires a forward declaration.

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This commit is contained in:
Omar
2020-02-17 10:11:26 +01:00
parent f339b24b3a
commit 8601187fee
6 changed files with 26 additions and 13 deletions
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10
examples/imgui_impl_win32.h
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@ -2,7 +2,7 @@
// This needs to be used along with a Renderer (e.g. DirectX11, OpenGL3, Vulkan..)
// Implemented features:
// [X] Platform: Clipboard support (for Win32 this is actually part of core imgui)
// [X] Platform: Clipboard support (for Win32 this is actually part of core dear imgui)
// [X] Platform: Mouse cursor shape and visibility. Disable with 'io.ConfigFlags |= ImGuiConfigFlags_NoMouseCursorChange'.
// [X] Platform: Keyboard arrays indexed using VK_* Virtual Key Codes, e.g. ImGui::IsKeyPressed(VK_SPACE).
// [X] Platform: Gamepad support. Enabled with 'io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad'.
@ -17,9 +17,9 @@ IMGUI_IMPL_API void ImGui_ImplWin32_NewFrame();
//#define IMGUI_IMPL_WIN32_DISABLE_GAMEPAD
//#define IMGUI_IMPL_WIN32_DISABLE_LINKING_XINPUT
// Handler for Win32 messages, update mouse/keyboard data.
// You may or not need this for your implementation, but it can serve as reference for handling inputs.
// Intentionally commented out to avoid dragging dependencies on <windows.h> types. You can COPY this line into your .cpp code instead.
// Win32 message handler
// - Intentionally commented out in a '#if 0' block to avoid dragging dependencies on <windows.h>
// - You can COPY this line into your .cpp code to forward declare the function.
#if 0
IMGUI_IMPL_API LRESULT ImGui_ImplWin32_WndProcHandler(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
extern IMGUI_IMPL_API LRESULT ImGui_ImplWin32_WndProcHandler(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
#endif