add SDL2 sources

thirdparty/SDL2-src/test/testdropfile.c

@@ -0,0 +1,99 @@
+/*
+  Copyright (C) 1997-2020 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.
+*/
+
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "SDL_test_common.h"
+
+static SDLTest_CommonState *state;
+
+/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
+static void
+quit(int rc)
+{
+    SDLTest_CommonQuit(state);
+    exit(rc);
+}
+
+int
+main(int argc, char *argv[])
+{
+    int i, done;
+    SDL_Event event;
+
+    /* Enable standard application logging */
+    SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
+
+    /* Initialize test framework */
+    state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO);
+    if (!state) {
+        return 1;
+    }
+
+    for (i = 1; i < argc;) {
+        int consumed;
+
+        consumed = SDLTest_CommonArg(state, i);
+        /* needed voodoo to allow app to launch via OS X Finder */
+        if (SDL_strncmp(argv[i], "-psn", 4)==0) {
+            consumed = 1;
+        }
+        if (consumed == 0) {
+            consumed = -1;
+        }
+        if (consumed < 0) {
+            SDLTest_CommonLogUsage(state, argv[0], NULL);
+            quit(1);
+        }
+        i += consumed;
+    }
+    if (!SDLTest_CommonInit(state)) {
+        quit(2);
+    }
+
+    for (i = 0; i < state->num_windows; ++i) {
+        SDL_Renderer *renderer = state->renderers[i];
+        SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF);
+        SDL_RenderClear(renderer);
+        SDL_RenderPresent(renderer);
+    }
+
+    SDL_EventState(SDL_DROPFILE, SDL_ENABLE);
+
+    /* Main render loop */
+    done = 0;
+    while (!done) {
+        /* Check for events */
+        while (SDL_PollEvent(&event)) {
+            if (event.type == SDL_DROPBEGIN) {
+                SDL_Log("Drop beginning on window %u", (unsigned int) event.drop.windowID);
+            } else if (event.type == SDL_DROPCOMPLETE) {
+                SDL_Log("Drop complete on window %u", (unsigned int) event.drop.windowID);
+            } else if ((event.type == SDL_DROPFILE) || (event.type == SDL_DROPTEXT)) {
+                const char *typestr = (event.type == SDL_DROPFILE) ? "File" : "Text";
+                char *dropped_filedir = event.drop.file;
+                SDL_Log("%s dropped on window %u: %s", typestr, (unsigned int) event.drop.windowID, dropped_filedir);
+                /* Normally you'd have to do this, but this is freed in SDLTest_CommonEvent() */
+                /*SDL_free(dropped_filedir);*/
+            }
+
+            SDLTest_CommonEvent(state, &event, &done);
+        }
+    }
+
+    quit(0);
+    /* keep the compiler happy ... */
+    return(0);
+}
+
+/* vi: set ts=4 sw=4 expandtab: */