examples: Added misc/03-locale

VisualC/examples/misc/03-locale/03-locale.vcxproj

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>{6381F9D3-BA5F-4E5C-80FF-9013964777EE}</ProjectGuid>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ItemGroup>
+    <None Include="$(SolutionDir)\..\examples\misc\03-locale\README.txt" />
+    <ClCompile Include="$(SolutionDir)\..\examples\misc\03-locale\locale.c" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+</Project>

examples/CMakeLists.txt

@@ -156,6 +156,7 @@ add_sdl_example_executable(pen-drawing-lines SOURCES pen/01-drawing-lines/drawin
 add_sdl_example_executable(asyncio-load-bitmaps SOURCES asyncio/01-load-bitmaps/load-bitmaps.c DATAFILES ${CMAKE_CURRENT_SOURCE_DIR}/../test/sample.png ${CMAKE_CURRENT_SOURCE_DIR}/../test/gamepad_front.png ${CMAKE_CURRENT_SOURCE_DIR}/../test/speaker.png ${CMAKE_CURRENT_SOURCE_DIR}/../test/icon2x.png)
 add_sdl_example_executable(misc-power SOURCES misc/01-power/power.c)
 add_sdl_example_executable(misc-clipboard SOURCES misc/02-clipboard/clipboard.c)
+add_sdl_example_executable(misc-locale SOURCES misc/03-locale/locale.c)
 add_sdl_example_executable(demo-snake SOURCES demo/01-snake/snake.c)
 add_sdl_example_executable(demo-woodeneye-008 SOURCES demo/02-woodeneye-008/woodeneye-008.c)
 add_sdl_example_executable(demo-infinite-monkeys SOURCES demo/03-infinite-monkeys/infinite-monkeys.c)

examples/misc/03-locale/README.txt

@@ -0,0 +1 @@
+This example code reports the currently selected locales.

examples/misc/03-locale/locale.c

@@ -0,0 +1,94 @@
+/*
+ * This example code reports the currently selected locales.
+ *
+ * This code is public domain. Feel free to use it for any purpose!
+ */
+
+#define SDL_MAIN_USE_CALLBACKS 1  /* use the callbacks instead of main() */
+#include <SDL3/SDL.h>
+#include <SDL3/SDL_main.h>
+
+/* We will use this renderer to draw into this window every frame. */
+static SDL_Window *window = NULL;
+static SDL_Renderer *renderer = NULL;
+
+/* This function runs once at startup. */
+SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
+{
+    SDL_SetAppMetadata("Example Misc Locale", "1.0", "com.example.misc-locale");
+
+    if (!SDL_Init(SDL_INIT_VIDEO)) {
+        SDL_Log("Couldn't initialize SDL: %s", SDL_GetError());
+        return SDL_APP_FAILURE;
+    }
+
+    if (!SDL_CreateWindowAndRenderer("examples/misc/locale", 640, 480, SDL_WINDOW_RESIZABLE, &window, &renderer)) {
+        SDL_Log("Couldn't create window/renderer: %s", SDL_GetError());
+        return SDL_APP_FAILURE;
+    }
+    SDL_SetRenderLogicalPresentation(renderer, 640, 480, SDL_LOGICAL_PRESENTATION_LETTERBOX);
+
+    return SDL_APP_CONTINUE;  /* carry on with the program! */
+}
+
+/* This function runs when a new event (mouse input, keypresses, etc) occurs. */
+SDL_AppResult SDL_AppEvent(void *appstate, SDL_Event *event)
+{
+    if (event->type == SDL_EVENT_QUIT) {
+        return SDL_APP_SUCCESS;  /* end the program, reporting success to the OS. */
+    }
+    return SDL_APP_CONTINUE;  /* carry on with the program! */
+}
+
+/* This function runs once per frame, and is the heart of the program. */
+SDL_AppResult SDL_AppIterate(void *appstate)
+{
+    const SDL_FRect frame = { 0, 0, 640, 480 };
+    SDL_Locale **locales;
+    char msg[128];
+    int count, i;
+    float x, y;
+
+    SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
+    SDL_RenderClear(renderer);
+
+    locales = SDL_GetPreferredLocales(&count);
+    if (!locales) {
+        x = frame.x + ((frame.w - (SDL_DEBUG_TEXT_FONT_CHARACTER_SIZE * SDL_strlen(msg))) / 2.0f);
+        y = frame.y;
+        SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255);
+        SDL_RenderDebugText(renderer, x, y, msg);
+    } else {
+        SDL_snprintf(msg, sizeof (msg), "Locales, in order of preference (%d total):", count);
+
+        x = frame.x + ((frame.w - (SDL_DEBUG_TEXT_FONT_CHARACTER_SIZE * SDL_strlen(msg))) / 2.0f);
+        y = frame.y;
+        SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255);
+        SDL_RenderDebugText(renderer, x, y, msg);
+
+        for (i = 0; locales[i]; ++i) {
+            const SDL_Locale *l = locales[i];
+            const char *c = l->country;
+
+            SDL_snprintf(msg, sizeof (msg), " - %s%s%s", l->language, c ? "_" : "", c ? c : "");
+
+            x = frame.x + ((frame.w - (SDL_DEBUG_TEXT_FONT_CHARACTER_SIZE * SDL_strlen(msg))) / 2.0f);
+            y = frame.y + ((SDL_DEBUG_TEXT_FONT_CHARACTER_SIZE * 2) * (i + 1));
+            SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255);
+            SDL_RenderDebugText(renderer, x, y, msg);
+        }
+        SDL_free(locales);
+    }
+
+    /* put the new rendering on the screen. */
+    SDL_RenderPresent(renderer);
+
+    return SDL_APP_CONTINUE;  /* carry on with the program! */
+}
+
+/* This function runs once at shutdown. */
+void SDL_AppQuit(void *appstate, SDL_AppResult result)
+{
+    /* SDL will clean up the window/renderer for us. */
+}
+