Add core_windowtitle example as a test

Author: Peter0x44

examples/CMakeLists.txt

@@ -58,6 +58,7 @@ add_example(core_vsync_fullscreen)
 add_example(core_msaa)
 if(SUPPORT_SDL3 AND SUPPORT_GLFW AND SUPPORT_RGFW)
     add_example(core_multiwindow_multiplatform)
+    add_example(core_windowtitle)
 endif()
 add_example(textures_generate)
 add_example(core_camera2d)

examples/core_windowtitle.c

@@ -0,0 +1,70 @@
+// Test for SetWindowTitle and SetSubWindowTitle functions
+
+#include <raygpu.h>
+#include <stdio.h>
+
+void DrawToWindow(SubWindow window, const char* text, int windowWidth, Color bgColor, Color textColor) {
+    if (window == NULL) {
+        BeginDrawing();
+    } else {
+        BeginWindowMode(window);
+    }
+    
+    ClearBackground(bgColor);
+    int textWidth = MeasureText(text, 30);
+    DrawText(text, (windowWidth - textWidth) / 2, 180, 30, textColor);
+    
+    if (window == NULL) {
+        EndDrawing();
+    } else {
+        EndWindowMode();
+    }
+}
+
+void UpdateWindowTitle(SubWindow window, const char* libraryName, int seconds) {
+    char titleBuffer[256];
+    snprintf(titleBuffer, sizeof(titleBuffer), "%s - %d", libraryName, seconds);
+    
+    if (window == NULL) {
+        SetWindowTitle(titleBuffer);
+    } else {
+        SetSubWindowTitle(window, titleBuffer);
+    }
+}
+
+int main(void) {
+    // Initialize main window with resizable flag
+    SetConfigFlags(FLAG_WINDOW_RESIZABLE);
+    InitWindow(800, 600, "Main Window");
+    
+    // Create platform-specific sub-windows
+    SubWindow glfwWindow = OpenSubWindow_GLFW(600, 400, "GLFW");
+    SubWindow rgfwWindow = OpenSubWindow_RGFW(600, 400, "RGFW");
+    SubWindow sdl3Window = OpenSubWindow_SDL3(600, 400, "SDL3");
+    
+    double lastUpdateTime = 0.0;
+    
+    while (!WindowShouldClose()) {
+        double currentTime = GetTime();
+        
+        // Update titles every second
+        if (currentTime - lastUpdateTime >= 1.0) {
+            lastUpdateTime = currentTime;
+            int seconds = (int)currentTime;
+            
+            // Update all window titles
+            UpdateWindowTitle(NULL, "Main", seconds);
+            UpdateWindowTitle(glfwWindow, "GLFW", seconds);
+            UpdateWindowTitle(rgfwWindow, "RGFW", seconds);
+            UpdateWindowTitle(sdl3Window, "SDL3", seconds);
+        }
+        
+        // Draw on all windows
+        DrawToWindow(NULL, "Main Window", 800, RAYWHITE, DARKGRAY);
+        DrawToWindow(glfwWindow, "GLFW Window", 600, SKYBLUE, DARKBLUE);
+        DrawToWindow(rgfwWindow, "RGFW Window", 600, LIME, DARKGREEN);
+        DrawToWindow(sdl3Window, "SDL3 Window", 600, ORANGE, RED);
+    }
+    
+    return 0;
+}