layout: reorder fields in Inset to match system.Insets

This makes it simple to convert from one into the other.

Signed-off-by: Pierre Curto <pierre.curto@gmail.com>

app/os_android.go

@@ -587,9 +587,9 @@ func Java_org_gioui_GioView_onWindowInsets(env *C.JNIEnv, class C.jclass, view C
 	w := views[view]
 	w.insets = system.Insets{
 		Top:    unit.Px(float32(top)),
-		Right:  unit.Px(float32(right)),
 		Bottom: unit.Px(float32(bottom)),
 		Left:   unit.Px(float32(left)),
+		Right:  unit.Px(float32(right)),
 	}
 	if w.stage >= system.StageRunning {
 		w.draw(env, true)

app/os_ios.go

@@ -157,9 +157,9 @@ func (w *window) draw(sync bool) {
 			},
 			Insets: system.Insets{
 				Top:    unit.Px(float32(params.top)),
-				Right:  unit.Px(float32(params.right)),
 				Bottom: unit.Px(float32(params.bottom)),
 				Left:   unit.Px(float32(params.left)),
+				Right:  unit.Px(float32(params.right)),
 			},
 			Metric: unit.Metric{
 				PxPerDp: float32(params.dpi) * inchPrDp,

app/os_js.go

@@ -609,7 +609,8 @@ func (w *window) draw(sync bool) {
 }
 
 func (w *window) getConfig() (image.Point, system.Insets, unit.Metric) {
-	return image.Pt(w.config.Size.X, w.config.Size.Y), system.Insets{
+	return image.Pt(w.config.Size.X, w.config.Size.Y),
+		system.Insets{
 			Bottom: unit.Px(w.inset.Y),
 			Right:  unit.Px(w.inset.X),
 		}, unit.Metric{

layout/layout.go

@@ -113,7 +113,7 @@ func (c Constraints) Constrain(size image.Point) image.Point {
 // constraints. The minimum constraints will be adjusted to ensure
 // they do not exceed the maximum.
 type Inset struct {
-	Top, Right, Bottom, Left unit.Value
+	Top, Bottom, Left, Right unit.Value
 }
 
 // Layout a widget.