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Using nullptr in remaining examples/backends locations. (#6313, #7071, #4537)

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This commit is contained in:
ocornut 2023-11-28 19:29:09 +01:00
parent 888834c636
commit c6ec69c7c1
3 changed files with 10 additions and 10 deletions
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4
backends/imgui_impl_sdl3.cpp
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@ -339,9 +339,9 @@ static void ImGui_ImplSDL3_SetupPlatformHandles(ImGuiViewport* viewport, SDL_Win
IM_UNUSED(window); IM_UNUSED(window);
viewport->PlatformHandleRaw = nullptr; viewport->PlatformHandleRaw = nullptr;
#if defined(__WIN32__) && !defined(__WINRT__) #if defined(__WIN32__) && !defined(__WINRT__)
viewport->PlatformHandleRaw = (HWND)SDL_GetProperty(SDL_GetWindowProperties(window), "SDL.window.win32.hwnd", NULL); viewport->PlatformHandleRaw = (HWND)SDL_GetProperty(SDL_GetWindowProperties(window), "SDL.window.win32.hwnd", nullptr);
#elif defined(__APPLE__) && defined(SDL_VIDEO_DRIVER_COCOA) #elif defined(__APPLE__) && defined(SDL_VIDEO_DRIVER_COCOA)
viewport->PlatformHandleRaw = (void*)SDL_GetProperty(SDL_GetWindowProperties(window), "SDL.window.cocoa.window", NULL); viewport->PlatformHandleRaw = (void*)SDL_GetProperty(SDL_GetWindowProperties(window), "SDL.window.cocoa.window", nullptr);
#endif #endif
} }

2
examples/example_sdl3_sdlrenderer3/main.cpp
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@ -42,7 +42,7 @@ int main(int, char**)
printf("Error: SDL_CreateWindow(): %s\n", SDL_GetError()); printf("Error: SDL_CreateWindow(): %s\n", SDL_GetError());
return -1; return -1;
} }
SDL_Renderer* renderer = SDL_CreateRenderer(window, NULL, SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_ACCELERATED); SDL_Renderer* renderer = SDL_CreateRenderer(window, nullptr, SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_ACCELERATED);
if (renderer == nullptr) if (renderer == nullptr)
{ {
SDL_Log("Error: SDL_CreateRenderer(): %s\n", SDL_GetError()); SDL_Log("Error: SDL_CreateRenderer(): %s\n", SDL_GetError());

14
examples/example_win32_opengl3/main.cpp
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@ -38,9 +38,9 @@ int main(int, char**)
{ {
// Create application window // Create application window
//ImGui_ImplWin32_EnableDpiAwareness(); //ImGui_ImplWin32_EnableDpiAwareness();
WNDCLASSEXW wc = { sizeof(wc), CS_OWNDC, WndProc, 0L, 0L, GetModuleHandle(NULL), NULL, NULL, NULL, NULL, L"ImGui Example", NULL }; WNDCLASSEXW wc = { sizeof(wc), CS_OWNDC, WndProc, 0L, 0L, GetModuleHandle(nullptr), nullptr, nullptr, nullptr, nullptr, L"ImGui Example", nullptr };
::RegisterClassExW(&wc); ::RegisterClassExW(&wc);
HWND hwnd = ::CreateWindowW(wc.lpszClassName, L"Dear ImGui Win32+OpenGL3 Example", WS_OVERLAPPEDWINDOW, 100, 100, 1280, 800, NULL, NULL, wc.hInstance, NULL); HWND hwnd = ::CreateWindowW(wc.lpszClassName, L"Dear ImGui Win32+OpenGL3 Example", WS_OVERLAPPEDWINDOW, 100, 100, 1280, 800, nullptr, nullptr, wc.hInstance, nullptr);
// Initialize OpenGL // Initialize OpenGL
if (!CreateDeviceWGL(hwnd, &g_MainWindow)) if (!CreateDeviceWGL(hwnd, &g_MainWindow))
@ -74,7 +74,7 @@ int main(int, char**)
// Load Fonts // Load Fonts
// - If no fonts are loaded, dear imgui will use the default font. You can also load multiple fonts and use ImGui::PushFont()/PopFont() to select them. // - If no fonts are loaded, dear imgui will use the default font. You can also load multiple fonts and use ImGui::PushFont()/PopFont() to select them.
// - AddFontFromFileTTF() will return the ImFont* so you can store it if you need to select the font among multiple. // - AddFontFromFileTTF() will return the ImFont* so you can store it if you need to select the font among multiple.
// - If the file cannot be loaded, the function will return NULL. Please handle those errors in your application (e.g. use an assertion, or display an error and quit). // - If the file cannot be loaded, the function will return a nullptr. Please handle those errors in your application (e.g. use an assertion, or display an error and quit).
// - The fonts will be rasterized at a given size (w/ oversampling) and stored into a texture when calling ImFontAtlas::Build()/GetTexDataAsXXXX(), which ImGui_ImplXXXX_NewFrame below will call. // - The fonts will be rasterized at a given size (w/ oversampling) and stored into a texture when calling ImFontAtlas::Build()/GetTexDataAsXXXX(), which ImGui_ImplXXXX_NewFrame below will call.
// - Use '#define IMGUI_ENABLE_FREETYPE' in your imconfig file to use Freetype for higher quality font rendering. // - Use '#define IMGUI_ENABLE_FREETYPE' in your imconfig file to use Freetype for higher quality font rendering.
// - Read 'docs/FONTS.md' for more instructions and details. // - Read 'docs/FONTS.md' for more instructions and details.
@ -84,8 +84,8 @@ int main(int, char**)
//io.Fonts->AddFontFromFileTTF("../../misc/fonts/DroidSans.ttf", 16.0f); //io.Fonts->AddFontFromFileTTF("../../misc/fonts/DroidSans.ttf", 16.0f);
//io.Fonts->AddFontFromFileTTF("../../misc/fonts/Roboto-Medium.ttf", 16.0f); //io.Fonts->AddFontFromFileTTF("../../misc/fonts/Roboto-Medium.ttf", 16.0f);
//io.Fonts->AddFontFromFileTTF("../../misc/fonts/Cousine-Regular.ttf", 15.0f); //io.Fonts->AddFontFromFileTTF("../../misc/fonts/Cousine-Regular.ttf", 15.0f);
//ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, NULL, io.Fonts->GetGlyphRangesJapanese()); //ImFont* font = io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, nullptr, io.Fonts->GetGlyphRangesJapanese());
//IM_ASSERT(font != NULL); //IM_ASSERT(font != nullptr);
// Our state // Our state
bool show_demo_window = true; bool show_demo_window = true;
@ -99,7 +99,7 @@ int main(int, char**)
// Poll and handle messages (inputs, window resize, etc.) // Poll and handle messages (inputs, window resize, etc.)
// See the WndProc() function below for our to dispatch events to the Win32 backend. // See the WndProc() function below for our to dispatch events to the Win32 backend.
MSG msg; MSG msg;
while (::PeekMessage(&msg, NULL, 0U, 0U, PM_REMOVE)) while (::PeekMessage(&msg, nullptr, 0U, 0U, PM_REMOVE))
{ {
::TranslateMessage(&msg); ::TranslateMessage(&msg);
::DispatchMessage(&msg); ::DispatchMessage(&msg);
@ -200,7 +200,7 @@ bool CreateDeviceWGL(HWND hWnd, WGL_WindowData* data)
void CleanupDeviceWGL(HWND hWnd, WGL_WindowData* data) void CleanupDeviceWGL(HWND hWnd, WGL_WindowData* data)
{ {
wglMakeCurrent(NULL, NULL); wglMakeCurrent(nullptr, nullptr);
::ReleaseDC(hWnd, data->hDC); ::ReleaseDC(hWnd, data->hDC);
} }