Add core monitor change example

examples/core/core_monitor_change.c

@@ -0,0 +1,84 @@
+/*******************************************************************************************
+*
+*   raylib [core] example - monitor change
+*
+*   Example complexity rating: [★☆☆☆] 1/4
+*
+*   Example originally created with raylib 5.5, last time updated with raylib 5.6
+*
+*   Example contributed by Maicon Santana (@maiconpintoabreu) and reviewed by Ramon Santamaria (@raysan5)
+*
+*   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
+*   BSD-like license that allows static linking with closed source software
+*
+*   Copyright (c) 2025-2025 Maicon Santana (@maiconpintoabreu)
+*
+********************************************************************************************/
+
+#include "raylib.h"
+
+//------------------------------------------------------------------------------------
+// Program main entry point
+//------------------------------------------------------------------------------------
+int main(void)
+{
+    // Initialization
+    //--------------------------------------------------------------------------------------
+    const int screenWidth = 800;
+    const int screenHeight = 450;
+
+    InitWindow(screenWidth, screenHeight, "raylib [core] example - monitor change");
+
+    int currentMonitor = GetCurrentMonitor();
+
+    SetTargetFPS(60);               // Set our game to run at 60 frames-per-second
+    //--------------------------------------------------------------------------------------
+
+    // Main game loop
+    while (!WindowShouldClose())    // Detect window close button or ESC key
+    {
+        // Update
+        //----------------------------------------------------------------------------------
+
+        if (IsKeyPressed(KEY_ENTER)) {
+            currentMonitor += 1;
+            if(currentMonitor == GetMonitorCount()) {
+                currentMonitor = 0;
+            }
+            SetWindowMonitor(currentMonitor);
+        } else {
+            currentMonitor = GetCurrentMonitor();
+        }
+        
+        const Vector2 resolution = (Vector2){(float)GetMonitorWidth(currentMonitor), (float)GetMonitorHeight(currentMonitor)};
+        const int refreshRate = GetMonitorRefreshRate(currentMonitor);
+
+        // Draw
+        //----------------------------------------------------------------------------------
+        BeginDrawing();
+
+            ClearBackground(RAYWHITE);
+
+            DrawText("[Enter] Move to the next monitor available", 20, 20, 20, DARKGRAY);
+
+            DrawText(
+                TextFormat("%3.0f x %3.0f [%ihz]", 
+                    resolution.x, 
+                    resolution.y,
+                    refreshRate
+                ), 20, 70, 20, GRAY);
+            DrawText(TextFormat("%i", currentMonitor), screenWidth * 0.5, screenHeight * 0.5, 70, GRAY);
+            DrawRectangleLines(20, 100, screenWidth - 40, screenHeight - 120, DARKGRAY);
+
+
+        EndDrawing();
+        //----------------------------------------------------------------------------------
+    }
+
+    // De-Initialization
+    //--------------------------------------------------------------------------------------
+    CloseWindow();        // Close window and OpenGL context
+    //--------------------------------------------------------------------------------------
+
+    return 0;
+}