mirror of https://github.com/libsdl-org/SDL
126 lines
4.1 KiB
C
126 lines
4.1 KiB
C
/*
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Copyright (C) 1997-2024 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely.
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*/
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#define SDL_MAIN_USE_CALLBACKS 1
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#include <SDL3/SDL_test_common.h>
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#include <SDL3/SDL_main.h>
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typedef struct {
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SDLTest_CommonState *state;
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bool is_hover;
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float x;
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float y;
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unsigned int windowID;
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} dropfile_dialog;
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SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
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{
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int i;
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dropfile_dialog *dialog;
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SDLTest_CommonState *state;
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/* Initialize test framework */
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state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO);
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if (!state) {
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return SDL_APP_FAILURE;
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}
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for (i = 1; i < argc;) {
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int consumed;
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consumed = SDLTest_CommonArg(state, i);
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/* needed voodoo to allow app to launch via macOS Finder */
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if (SDL_strncmp(argv[i], "-psn", 4) == 0) {
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consumed = 1;
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}
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if (consumed == 0) {
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consumed = -1;
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}
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if (consumed < 0) {
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SDLTest_CommonLogUsage(state, argv[0], NULL);
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goto onerror;
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}
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i += consumed;
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}
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if (!SDLTest_CommonInit(state)) {
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goto onerror;
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}
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dialog = SDL_calloc(1, sizeof(dropfile_dialog));
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if (!dialog) {
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goto onerror;
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}
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*appstate = dialog;
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dialog->state = state;
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return SDL_APP_CONTINUE;
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onerror:
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SDLTest_CommonQuit(state);
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return SDL_APP_FAILURE;
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}
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SDL_AppResult SDL_AppEvent(void *appstate, SDL_Event *event)
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{
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dropfile_dialog *dialog = appstate;
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if (event->type == SDL_EVENT_DROP_BEGIN) {
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SDL_Log("Drop beginning on window %u at (%f, %f)", (unsigned int)event->drop.windowID, event->drop.x, event->drop.y);
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} else if (event->type == SDL_EVENT_DROP_COMPLETE) {
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dialog->is_hover = false;
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SDL_Log("Drop complete on window %u at (%f, %f)", (unsigned int)event->drop.windowID, event->drop.x, event->drop.y);
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} else if ((event->type == SDL_EVENT_DROP_FILE) || (event->type == SDL_EVENT_DROP_TEXT)) {
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const char *typestr = (event->type == SDL_EVENT_DROP_FILE) ? "File" : "Text";
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SDL_Log("%s dropped on window %u: %s at (%f, %f)", typestr, (unsigned int)event->drop.windowID, event->drop.data, event->drop.x, event->drop.y);
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} else if (event->type == SDL_EVENT_DROP_POSITION) {
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const float w_x = event->drop.x;
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const float w_y = event->drop.y;
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SDL_ConvertEventToRenderCoordinates(SDL_GetRenderer(SDL_GetWindowFromEvent(event)), event);
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dialog->is_hover = true;
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dialog->x = event->drop.x;
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dialog->y = event->drop.y;
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dialog->windowID = event->drop.windowID;
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SDL_Log("Drop position on window %u at (%f, %f) data = %s", (unsigned int)event->drop.windowID, w_x, w_y, event->drop.data);
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}
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return SDLTest_CommonEventMainCallbacks(dialog->state, event);
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}
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SDL_AppResult SDL_AppIterate(void *appstate)
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{
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dropfile_dialog *dialog = appstate;
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int i;
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for (i = 0; i < dialog->state->num_windows; ++i) {
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SDL_Renderer *renderer = dialog->state->renderers[i];
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SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF);
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SDL_RenderClear(renderer);
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if (dialog->is_hover) {
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if (dialog->windowID == SDL_GetWindowID(SDL_GetRenderWindow(renderer))) {
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int len = 2000;
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SDL_SetRenderDrawColor(renderer, 0x0A, 0x0A, 0x0A, 0xFF);
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SDL_RenderLine(renderer, dialog->x, dialog->y - len, dialog->x, dialog->y + len);
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SDL_RenderLine(renderer, dialog->x - len, dialog->y, dialog->x + len, dialog->y);
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}
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}
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SDL_RenderPresent(renderer);
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}
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return SDL_APP_CONTINUE;
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}
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void SDL_AppQuit(void *appstate)
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{
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dropfile_dialog *dialog = appstate;
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if (dialog) {
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SDLTest_CommonState *state = dialog->state;
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SDL_free(dialog);
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SDLTest_CommonQuit(state);
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}
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}
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