Create toolbox window

include/window.h

@@ -37,6 +37,8 @@ struct rect {
 
 struct window {
   u32 id;
+  u64 x;
+  u64 y;
   u64 width;
   u64 height;
   const char *title;
@@ -52,7 +54,8 @@ struct colour {
   };
 };
 
-bool init_window(window_t *wnd, const char *title, u64 width, u64 height);
+bool init_window(window_t *wnd, const char *title, u32 width, u32 height, i32 x,
+                 i32 y);
 void cleanup_window(window_t *wnd);
 void clear_window(const window_t *wnd, colour_t colour);
 void swap_buffers(const window_t *wnd);

src/compositor.c

@@ -38,13 +38,19 @@ i32 run_main_loop(void) {
   comp.nodes = (node_t *)malloc(sizeof(node_t) * MAX_NODES);
 
   window_t *main_window = &(comp.windows[0]);
+  window_t *toolbox = &(comp.windows[1]);
 
-  if (!init_window(main_window, "Compositor", WINDOW_WIDTH, WINDOW_HEIGHT)) {
+  if (!init_window(main_window, "Compositor", WINDOW_WIDTH, WINDOW_HEIGHT, -1,
+                   -1)) {
     SDL_Quit();
 
     return EXIT_FAILURE;
   }
 
+  u32 toolbox_window_width = WINDOW_WIDTH / 7;
+  init_window(toolbox, "Toolbox", toolbox_window_width, WINDOW_HEIGHT,
+              main_window->x - toolbox_window_width, -1);
+
   comp.running = true;
 
   SDL_EventState(SDL_DROPFILE, SDL_ENABLE);
@@ -56,6 +62,14 @@ i32 run_main_loop(void) {
       switch (comp.event.type) {
       case SDL_QUIT:
         comp.running = false;
+        break;
+      case SDL_WINDOWEVENT:
+        switch (comp.event.window.event) {
+        case SDL_WINDOWEVENT_CLOSE:
+          comp.running = false;
+          break;
+        }
+
         break;
       case SDL_MOUSEBUTTONDOWN:
         if (comp.event.button.windowID == main_window->id) {
@@ -108,16 +122,23 @@ i32 run_main_loop(void) {
       }
     }
 
-    clear_window(main_window, bg_colour);
+    for (u64 i = 0; i < MAX_WINDOWS; ++i) {
+      clear_window(&(comp.windows[i]), bg_colour);
+    }
 
     for (u64 i = 0; i < comp.count; ++i) {
       node_t *node = &(comp.nodes[i]);
       draw_node(main_window, node);
     }
 
-    swap_buffers(main_window);
+    for (u64 i = 0; i < MAX_WINDOWS; ++i) {
+      swap_buffers(&(comp.windows[i]));
+    }
   }
 
+  cleanup_window(toolbox);
+  cleanup_window(main_window);
+
   SDL_Quit();
 
   return EXIT_SUCCESS;

src/window.c

@@ -5,10 +5,13 @@
 #include <SDL2/SDL_video.h>
 #include <stdbool.h>
 
-bool init_window(window_t *wnd, const char *title, u64 width, u64 height) {
+bool init_window(window_t *wnd, const char *title, u32 width, u32 height, i32 x,
+                 i32 y) {
+  i32 pos_x = x >= 0 ? x : SDL_WINDOWPOS_CENTERED;
+  i32 pos_y = y >= 0 ? y : SDL_WINDOWPOS_CENTERED;
+
   wnd->window =
-      SDL_CreateWindow(title, SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
-                       width, height, SDL_WINDOW_SHOWN);
+      SDL_CreateWindow(title, pos_x, pos_y, width, height, SDL_WINDOW_SHOWN);
   if (!(wnd->window)) {
     return false;
   }
@@ -22,8 +25,20 @@ bool init_window(window_t *wnd, const char *title, u64 width, u64 height) {
 
   wnd->id = SDL_GetWindowID(wnd->window);
   wnd->title = title;
-  wnd->width = width;
-  wnd->height = height;
+
+  i32 x_tmp = -1;
+  i32 y_tmp = -1;
+  SDL_GetWindowPosition(wnd->window, &x_tmp, &y_tmp);
+
+  wnd->x = x_tmp;
+  wnd->y = y_tmp;
+
+  i32 w_tmp = -1;
+  i32 h_tmp = -1;
+  SDL_GetWindowSize(wnd->window, &w_tmp, &h_tmp);
+
+  wnd->width = w_tmp;
+  wnd->height = h_tmp;
 
   return true;
 }