mirror of
https://github.com/shadps4-emu/ext-SDL.git
synced 2024-12-14 14:28:43 +00:00
161 lines
5.3 KiB
C
161 lines
5.3 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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/* Sample program: Create open and save dialogs. */
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#include <SDL3/SDL.h>
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#include <SDL3/SDL_main.h>
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#include <SDL3/SDL_test.h>
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const SDL_DialogFileFilter filters[3] = {
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{ "All files", "*" },
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{ "JPG images", "jpg;jpeg" },
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{ "PNG images", "png" }
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};
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static void SDLCALL callback(void* userdata, const char* const* files, int filter) {
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if (files) {
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const char* filter_name = "(filter fetching unsupported)";
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if (filter != -1) {
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if (filter < sizeof(filters) / sizeof(*filters)) {
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filter_name = filters[filter].name;
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} else {
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filter_name = "(No filter was selected)";
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}
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}
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SDL_Log("Filter used: '%s'\n", filter_name);
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while (*files) {
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SDL_Log("'%s'\n", *files);
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files++;
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}
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} else {
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SDL_Log("Error: %s\n", SDL_GetError());
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}
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}
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int main(int argc, char *argv[]) {
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SDL_Window *w;
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SDL_Renderer *r;
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SDLTest_CommonState *state;
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const SDL_FRect open_file_rect = { 50, 50, 220, 140 };
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const SDL_FRect save_file_rect = { 50, 290, 220, 140 };
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const SDL_FRect open_folder_rect = { 370, 50, 220, 140 };
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int i;
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char *initial_path = NULL;
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const int nfilters = sizeof(filters) / sizeof(*filters);
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/* Initialize test framework */
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state = SDLTest_CommonCreateState(argv, 0);
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if (state == NULL) {
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return 1;
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}
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/* Enable standard application logging */
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SDL_SetLogPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
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/* Parse commandline */
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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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if (consumed <= 0) {
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static const char *options[] = { NULL };
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SDLTest_CommonLogUsage(state, argv[0], options);
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return 1;
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}
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i += consumed;
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}
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if (SDL_Init(SDL_INIT_VIDEO) < 0) {
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SDL_Log("SDL_Init failed (%s)", SDL_GetError());
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return 1;
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}
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if (SDL_CreateWindowAndRenderer("testdialog", 640, 480, 0, &w, &r) < 0) {
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SDL_Log("Failed to create window and/or renderer: %s\n", SDL_GetError());
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SDL_Quit();
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return 1;
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}
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initial_path = SDL_GetUserFolder(SDL_FOLDER_HOME);
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if (!initial_path) {
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SDL_Log("Will not use an initial path, couldn't get the home directory path: %s\n", SDL_GetError());
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}
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while (1) {
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int quit = 0;
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SDL_Event e;
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while (SDL_PollEvent(&e)) {
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if (e.type == SDL_EVENT_QUIT) {
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quit = 1;
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break;
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} else if (e.type == SDL_EVENT_MOUSE_BUTTON_UP) {
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const SDL_FPoint p = { e.button.x, e.button.y };
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/*
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* Arguments, in order:
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* - A function to call when files are chosen (or dialog is canceled, or error happens)
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* - A user-managed void pointer to pass to the function when it will be invoked
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* - The window to bind the dialog to, or NULL if none
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* - A list of filters for the files, see SDL_DialogFileFilter above (not for SDL_ShowOpenFolderDialog)
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* - The path where the dialog should start. May be a folder or a file
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* - Nonzero if the user is allowed to choose multiple entries (not for SDL_ShowSaveFileDialog)
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*/
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if (SDL_PointInRectFloat(&p, &open_file_rect)) {
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SDL_ShowOpenFileDialog(callback, NULL, w, filters, nfilters, initial_path, 1);
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} else if (SDL_PointInRectFloat(&p, &open_folder_rect)) {
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SDL_ShowOpenFolderDialog(callback, NULL, w, initial_path, 1);
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} else if (SDL_PointInRectFloat(&p, &save_file_rect)) {
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SDL_ShowSaveFileDialog(callback, NULL, w, filters, nfilters, initial_path);
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}
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}
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}
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if (quit) {
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break;
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}
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SDL_Delay(100);
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SDL_SetRenderDrawColor(r, 0, 0, 0, SDL_ALPHA_OPAQUE);
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SDL_RenderClear(r);
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SDL_SetRenderDrawColor(r, 255, 0, 0, SDL_ALPHA_OPAQUE);
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SDL_RenderFillRect(r, &open_file_rect);
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SDL_SetRenderDrawColor(r, 0, 255, 0, SDL_ALPHA_OPAQUE);
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SDL_RenderFillRect(r, &save_file_rect);
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SDL_SetRenderDrawColor(r, 0, 0, 255, SDL_ALPHA_OPAQUE);
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SDL_RenderFillRect(r, &open_folder_rect);
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SDL_SetRenderDrawColor(r, 0, 0, 0, SDL_ALPHA_OPAQUE);
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SDLTest_DrawString(r, open_file_rect.x+5, open_file_rect.y+open_file_rect.h/2, "Open File...");
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SDLTest_DrawString(r, save_file_rect.x+5, save_file_rect.y+save_file_rect.h/2, "Save File...");
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SDLTest_DrawString(r, open_folder_rect.x+5, open_folder_rect.y+open_folder_rect.h/2, "Open Folder...");
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SDL_RenderPresent(r);
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}
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if (initial_path) {
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SDL_free(initial_path);
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}
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SDLTest_CleanupTextDrawing();
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SDL_DestroyRenderer(r);
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SDL_DestroyWindow(w);
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SDL_Quit();
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SDLTest_CommonDestroyState(state);
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return 0;
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}
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