golang: finally doing struct defaults right

Signed-off-by: Jeff Carr <jcarr@wit.com>
This commit is contained in:
Jeff Carr 2023-04-25 07:47:50 -05:00
parent a8b4c45eb7
commit 816ee16b67
3 changed files with 23 additions and 28 deletions

View File

@ -13,11 +13,7 @@ import (
// to this toolkit from the wit/gui golang package
func init() {
log(logInfo, "Init() of awesome-gocui")
var test config
Set(&test, "default")
log(logNow, "Init() me.rawW", me.rawW)
// exit("test init()")
me.defaultBehavior = true
Set(&me, "default")
me.groupPadding = 4
me.buttonPadding = 3
@ -26,9 +22,6 @@ func init() {
me.rawW = 7
me.rawH = 3
me.padW = 3
me.padH = 3
// todo, remove all of these
me.defaultWidth = 10
me.defaultHeight = 2 // this means by default one line of text in a button

View File

@ -34,16 +34,18 @@ type config struct {
helpLabel *gocui.View
defaultBehavior bool
DefaultBehavior bool `default:"true"`
defaultWidth int
defaultHeight int
// nextW int // where the next window or tab flag should go
padW int `default:"3" dense:"2"`
padH int
// the amount to put between winodw tab widgets
TabPadW int `default:"4" dense:"2"`
// PadH int `default:"3" dense:"2"`
// the raw beginning of each window (or tab)
rawW int `default:"7"`
JWC int `default:"7"`
rawH int `default:"3"`
bookshelf bool // do you want things arranged in the box like a bookshelf or a stack?
@ -162,7 +164,7 @@ func (w *cuiWidget) Write(p []byte) (n int, err error) {
func Set(ptr interface{}, tag string) error {
if reflect.TypeOf(ptr).Kind() != reflect.Ptr {
log("Set() Not a pointer", ptr, "with tag =", tag)
log(logError, "Set() Not a pointer", ptr, "with tag =", tag)
return fmt.Errorf("Not a pointer")
}
@ -170,15 +172,10 @@ func Set(ptr interface{}, tag string) error {
t := v.Type()
for i := 0; i < t.NumField(); i++ {
log("Set() i =", i, t.Field(i))
if defaultVal := t.Field(i).Tag.Get(tag); defaultVal != "-" {
log("Set() tried something")
if err := setField(v.Field(i), defaultVal); err != nil {
log("Set() failed", err)
// return err
}
}
defaultVal := t.Field(i).Tag.Get(tag)
// name := t.Field(i).Name
// log("Set() try name =", name, "defaultVal =", defaultVal)
setField(v.Field(i), defaultVal)
}
return nil
}
@ -186,19 +183,24 @@ func Set(ptr interface{}, tag string) error {
func setField(field reflect.Value, defaultVal string) error {
if !field.CanSet() {
log("setField() Can't set value", field, defaultVal)
// log("setField() Can't set value", field, defaultVal)
return fmt.Errorf("Can't set value\n")
} else {
log("setField() Can set value", field, defaultVal)
}
switch field.Kind() {
case reflect.Int:
if val, err := strconv.ParseInt(defaultVal, 1, 64); err == nil {
field.Set(reflect.ValueOf(int(val)).Convert(field.Type()))
}
val, _ := strconv.Atoi(defaultVal)
field.Set(reflect.ValueOf(int(val)).Convert(field.Type()))
case reflect.String:
field.Set(reflect.ValueOf(defaultVal).Convert(field.Type()))
case reflect.Bool:
field.Set(reflect.ValueOf(defaultVal).Convert(field.Type()))
if defaultVal == "true" {
field.Set(reflect.ValueOf(true))
} else {
field.Set(reflect.ValueOf(false))
}
}
return nil

View File

@ -61,7 +61,7 @@ func (w *cuiWidget) setTabWH() {
w.gocuiSize.h0 = me.rootNode.nextH
// move the rootNode width over for the next window or tab
me.rootNode.nextW += w.gocuiSize.width + me.padW
me.rootNode.nextW += w.gocuiSize.width + me.TabPadW
w.startW = me.rawW
w.startH = me.rawH
@ -81,7 +81,7 @@ func (w *cuiWidget) setLabel() {
w.gocuiSize.h0 = me.rootNode.nextH
// move the rootNode width over for the next window or tab
me.rootNode.nextW += w.gocuiSize.width + me.padW
me.rootNode.nextW += w.gocuiSize.width
w.startW = me.rawW
w.startH = me.rawH