1 files changed, 176 insertions, 0 deletions

diff --git a/src/contrib/SDL-3.2.20/test/testmodal.c b/src/contrib/SDL-3.2.20/test/testmodal.c
new file mode 100644
index 0000000..d898b89
--- /dev/null
+++ b/src/contrib/SDL-3.2.20/test/testmodal.c
@@ -0,0 +1,176 @@
+/*
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely.
+*/
+/* Sample program:  Create a parent window and a modal child window. */
+
+#include <SDL3/SDL.h>
+#include <SDL3/SDL_main.h>
+#include <SDL3/SDL_test.h>
+#include <stdlib.h>
+
+int main(int argc, char *argv[])
+{
+    SDL_Window *w1 = NULL, *w2 = NULL;
+    SDL_Renderer *r1 = NULL, *r2 = NULL;
+    SDLTest_CommonState *state = NULL;
+    Uint64 show_deadline = 0;
+    int i;
+    int exit_code = 0;
+
+    /* Initialize test framework */
+    state = SDLTest_CommonCreateState(argv, 0);
+    if (state == NULL) {
+        return 1;
+    }
+
+    /* Parse commandline */
+    for (i = 1; i < argc;) {
+        int consumed;
+
+        consumed = SDLTest_CommonArg(state, i);
+
+        if (consumed <= 0) {
+            static const char *options[] = { NULL };
+            SDLTest_CommonLogUsage(state, argv[0], options);
+            return 1;
+        }
+
+        i += consumed;
+    }
+
+    if (!SDL_Init(SDL_INIT_VIDEO)) {
+        SDL_Log("SDL_Init failed (%s)", SDL_GetError());
+        return 1;
+    }
+
+    if (!SDL_CreateWindowAndRenderer("Parent Window", 640, 480, 0, &w1, &r1)) {
+        SDL_Log("Failed to create parent window and/or renderer: %s", SDL_GetError());
+        exit_code = 1;
+        goto sdl_quit;
+    }
+
+    if (!SDL_CreateWindowAndRenderer("Non-Modal Window", 320, 200, 0, &w2, &r2)) {
+        SDL_Log("Failed to create parent window and/or renderer: %s", SDL_GetError());
+        exit_code = 1;
+        goto sdl_quit;
+    }
+
+    if (SDL_SetWindowParent(w2, w1)) {
+        if (SDL_SetWindowModal(w2, true)) {
+            SDL_SetWindowTitle(w2, "Modal Window");
+        }
+    }
+
+    while (1) {
+        int quit = 0;
+        SDL_Event e;
+        while (SDL_PollEvent(&e)) {
+            if (e.type == SDL_EVENT_QUIT) {
+                quit = 1;
+                break;
+            } else if (e.type == SDL_EVENT_WINDOW_CLOSE_REQUESTED) {
+                if (e.window.windowID == SDL_GetWindowID(w2)) {
+                    SDL_DestroyRenderer(r2);
+                    SDL_DestroyWindow(w2);
+                    r2 = NULL;
+                    w2 = NULL;
+                } else if (e.window.windowID == SDL_GetWindowID(w1)) {
+                    SDL_DestroyRenderer(r1);
+                    SDL_DestroyWindow(w1);
+                    r1 = NULL;
+                    w1 = NULL;
+                }
+            } else if (e.type == SDL_EVENT_KEY_DOWN) {
+                if ((e.key.key == SDLK_M || e.key.key == SDLK_N) && !w2) {
+                    if (!SDL_CreateWindowAndRenderer("Non-Modal Window", 320, 200, SDL_WINDOW_HIDDEN, &w2, &r2)) {
+                        SDL_Log("Failed to create modal window and/or renderer: %s", SDL_GetError());
+                        exit_code = 1;
+                        goto sdl_quit;
+                    }
+
+                    if (e.key.key == SDLK_M) {
+                        if (SDL_SetWindowParent(w2, w1)) {
+                            if (SDL_SetWindowModal(w2, true)) {
+                                SDL_SetWindowTitle(w2, "Modal Window");
+                            }
+                        }
+                    }
+                    SDL_ShowWindow(w2);
+                } else if (e.key.key == SDLK_ESCAPE && w2) {
+                    SDL_DestroyWindow(w2);
+                    r2 = NULL;
+                    w2 = NULL;
+                } else if (e.key.key == SDLK_H) {
+                    if (e.key.mod & SDL_KMOD_CTRL) {
+                        /* Hide the parent, which should hide the modal too. */
+                        show_deadline = SDL_GetTicksNS() + SDL_SECONDS_TO_NS(3);
+                        SDL_HideWindow(w1);
+                    } else if (w2) {
+                        /* Show/hide the modal window */
+                        if (SDL_GetWindowFlags(w2) & SDL_WINDOW_HIDDEN) {
+                            SDL_ShowWindow(w2);
+                        } else {
+                            SDL_HideWindow(w2);
+                        }
+                    }
+                } else if (e.key.key == SDLK_P && w2) {
+                    if (SDL_GetWindowFlags(w2) & SDL_WINDOW_MODAL) {
+                        /* Unparent the window */
+                        if (SDL_SetWindowModal(w2, false)) {
+                            if (SDL_SetWindowParent(w2, NULL)) {
+                                SDL_SetWindowTitle(w2, "Non-Modal Window");
+                            }
+                        }
+                    } else {
+                        /* Reparent the window */
+                        if (SDL_SetWindowParent(w2, w1)) {
+                            if (SDL_SetWindowModal(w2, true)) {
+                                SDL_SetWindowTitle(w2, "Modal Window");
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        if (quit) {
+            break;
+        }
+        SDL_Delay(100);
+
+        if (show_deadline && show_deadline <= SDL_GetTicksNS()) {
+            SDL_ShowWindow(w1);
+        }
+
+        /* Parent window is red */
+        if (r1) {
+            SDL_SetRenderDrawColor(r1, 224, 48, 12, SDL_ALPHA_OPAQUE);
+            SDL_RenderClear(r1);
+            SDL_RenderPresent(r1);
+        }
+
+        /* Child window is blue */
+        if (r2) {
+            SDL_SetRenderDrawColor(r2, 6, 76, 255, SDL_ALPHA_OPAQUE);
+            SDL_RenderClear(r2);
+            SDL_RenderPresent(r2);
+        }
+    }
+
+sdl_quit:
+    if (w1) {
+        /* The child window and renderer will be cleaned up automatically. */
+        SDL_DestroyWindow(w1);
+    }
+
+    SDL_Quit();
+    SDLTest_CommonDestroyState(state);
+    return exit_code;
+}