feat(windows): empty main window

.clang-format

@@ -4,4 +4,5 @@ IndentWidth: 2
 UseTab: Never
 PointerAlignment: Right
 ColumnLimit: 100
+AllowShortFunctionsOnASingleLine: None
 ---

package.json

@@ -18,7 +18,7 @@
       "emery"
     ],
     "watchapp": {
-      "watchface": false
+      "watchface": true
     },
     "messageKeys": [
       "dummy"

src/c/main.c

@@ -1,5 +1,16 @@
 #include <pebble.h>
+#include "main_window.h"
+
+inline void init(void) {
+  main_window_init();
+}
+
+inline void deinit(void) {
+  main_window_deinit();
+}
 
 int main(void) {
+  init();
   app_event_loop();
+  deinit();
 }

src/c/main_window.c

@@ -0,0 +1,25 @@
+#include "main_window.h"
+
+static Window *s_main_window;
+
+static void main_window_load(Window *window) {
+
+}
+
+static void main_window_unload(Window *window) {
+
+}
+
+void main_window_init(void) {
+  s_main_window = window_create();
+  window_set_window_handlers(s_main_window, (WindowHandlers) {
+    .load = main_window_load,
+    .unload = main_window_unload
+  });
+  window_stack_push(s_main_window, true);
+}
+
+void main_window_deinit(void) {
+  window_stack_remove(s_main_window, true);
+  window_destroy(s_main_window);
+}

src/c/main_window.h

@@ -0,0 +1,9 @@
+#ifndef MAIN_WINDOW_H_
+#define MAIN_WINDOW_H_
+
+#include <pebble.h>
+
+void main_window_init(void);
+void main_window_deinit(void);
+
+#endif