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ui: Refactoring

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This commit is contained in:
Hajime Hoshi 2018-11-15 01:08:36 +09:00
parent 3abbe26f7f
commit d2595c5be7
1 changed files with 5 additions and 1 deletions
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6
internal/ui/ui_glfw.go
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@ -132,10 +132,12 @@ type cachedMonitor struct {
// monitors is the monitor list cache for desktop glfw compile targets. // monitors is the monitor list cache for desktop glfw compile targets.
// populated by 'cacheMonitors' which is called on init and every // populated by 'cacheMonitors' which is called on init and every
// monitor config change event. // monitor config change event.
//
// monitors must be manipulated on the main thread.
var monitors []*cachedMonitor var monitors []*cachedMonitor
func cacheMonitors() { func cacheMonitors() {
monitors = make([]*cachedMonitor, 0, 3) monitors = nil
ms := glfw.GetMonitors() ms := glfw.GetMonitors()
for _, m := range ms { for _, m := range ms {
x, y := m.GetPos() x, y := m.GetPos()
@ -150,6 +152,8 @@ func cacheMonitors() {
// getCachedMonitor returns a monitor for the given window x/y // getCachedMonitor returns a monitor for the given window x/y
// returns false if monitor is not found. // returns false if monitor is not found.
//
// getCachedMonitor must be called on the main thread.
func getCachedMonitor(wx, wy int) (*cachedMonitor, bool) { func getCachedMonitor(wx, wy int) (*cachedMonitor, bool) {
for _, m := range monitors { for _, m := range monitors {
if m.x <= wx && wx < m.x+m.vm.Width && m.y <= wy && wy < m.y+m.vm.Height { if m.x <= wx && wx < m.x+m.vm.Width && m.y <= wy && wy < m.y+m.vm.Height {