re-add cheatsheet_app.h since the event handlers are currently only documented here

Author: martinfouilleul

doc/QuickStart.md

@@ -68,6 +68,8 @@ Handlers are optional. If you don't care about an event, you can just omit the a
 - `oc_on_init()` is called once when your application starts and can be use to initialize your application's resources.
 - `oc_on_frame_refresh()` is called when your application needs to render a new frame, typically tied to the refresh rate of the monitor.
 
+For a list of available handlers and their signatures, see the [app cheatsheet](../doc/cheatsheets/cheatsheet_app.h).
+
 
 ## Clock example
 

doc/cheatsheets/cheatsheet_app.h

@@ -0,0 +1,35 @@
+/************************************************************/ /**
+*
+*	@file: cheatsheet_app.h
+*	@author: Martin Fouilleul
+*	@date: 05/09/2023
+*
+*****************************************************************/
+
+//----------------------------------------------------------------
+// Handlers (can be defined by your app to respond to events)
+//----------------------------------------------------------------
+void oc_on_init(void);
+void oc_on_mouse_down(oc_mouse_button button);
+void oc_on_mouse_up(oc_mouse_button button);
+void oc_on_mouse_enter(void);
+void oc_on_mouse_leave(void);
+void oc_on_mouse_move(f32 x, f32 y, f32 deltaX, f32 deltaY);
+void oc_on_mouse_wheel(f32 deltaX, f32 deltaY);
+void oc_on_key_down(oc_scan_code scan, oc_key_code key);
+void oc_on_key_up(oc_scan_code scan, oc_key_code key);
+void oc_on_frame_refresh(void);
+void oc_on_resize(u32 width, u32 height);
+void oc_on_raw_event(oc_event* event);
+void oc_on_terminate(void);
+
+//----------------------------------------------------------------
+// Window
+//----------------------------------------------------------------
+void oc_window_set_title(oc_str8 title);
+void oc_window_set_size(oc_vec2 size);
+
+//----------------------------------------------------------------
+// Quitting
+//----------------------------------------------------------------
+void oc_request_quit(void)

doc/mkdocs/docs/QuickStart.md

@@ -68,6 +68,8 @@ Handlers are optional. If you don't care about an event, you can just omit the a
 - `oc_on_init()` is called once when your application starts and can be use to initialize your application's resources.
 - `oc_on_frame_refresh()` is called when your application needs to render a new frame, typically tied to the refresh rate of the monitor.
 
+For a list of available handlers and their signatures, see the [app cheatsheet](../doc/cheatsheets/cheatsheet_app.h).
+
 
 ## Clock example