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Allow app to receive window event callbacks

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bloeys
2022-02-24 05:48:35 +04:00
parent 841a6e989c
commit 064a932037
1 changed files with 10 additions and 3 deletions
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9
engine/engine.go
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@ -11,6 +11,7 @@ import (
type Window struct { type Window struct {
SDLWin *sdl.Window SDLWin *sdl.Window
GlCtx sdl.GLContext GlCtx sdl.GLContext
EventCallbacks []func(sdl.Event)
} }
func (w *Window) handleInputs() { func (w *Window) handleInputs() {
@ -20,6 +21,12 @@ func (w *Window) handleInputs() {
for event := sdl.PollEvent(); event != nil; event = sdl.PollEvent() { for event := sdl.PollEvent(); event != nil; event = sdl.PollEvent() {
//Fire callbacks
for i := 0; i < len(w.EventCallbacks); i++ {
w.EventCallbacks[i](event)
}
//Internal processing
switch e := event.(type) { switch e := event.(type) {
case *sdl.MouseWheelEvent: case *sdl.MouseWheelEvent:
@ -136,7 +143,7 @@ func createWindow(title string, x, y, width, height int32, flags WindowFlags) (*
if err != nil { if err != nil {
return nil, err return nil, err
} }
win := &Window{SDLWin: sdlWin} win := &Window{SDLWin: sdlWin, EventCallbacks: make([]func(sdl.Event), 0)}
win.GlCtx, err = sdlWin.GLCreateContext() win.GlCtx, err = sdlWin.GLCreateContext()
if err != nil { if err != nil {