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general-input-component.go
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general-input-component.go
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// Copyright (C) 2021 David Vogel
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package main
import (
"github.com/vugu/vugu"
)
type GeneralInputValuer interface {
InputValue() string
SetInputValue(string)
}
type GeneralInputStringPtr struct {
Value *string
}
// InputValue implements the valuer interface of the general input component.
func (g GeneralInputStringPtr) InputValue() string {
return *g.Value
}
// SetInputValue implements the valuer interface of the general input component.
func (g GeneralInputStringPtr) SetInputValue(strVal string) {
*g.Value = strVal
}
// GeneralInputComponent is a generalized input component that takes any value that implement the GeneralInputValuer interface.
// TODO: Replace most input components with the general input component
type GeneralInputComponent struct {
BindValue GeneralInputValuer
BindLocked *bool
LabelText string
InputType string // Input type of the HTML input element. Defaults to "text"
AttrMap vugu.AttrMap
}
func (c *GeneralInputComponent) Init(ctx vugu.InitCtx) {
if c.InputType == "" {
c.InputType = "text"
}
}
func (c *GeneralInputComponent) handleValueChange(event vugu.DOMEvent) {
strVal := event.PropString("target", "value")
c.BindValue.SetInputValue(strVal)
}
func (c *GeneralInputComponent) inputContent() string {
if c.BindValue != nil {
return c.BindValue.InputValue()
}
return ""
}
func (c *GeneralInputComponent) handleLockedChange(event vugu.DOMEvent) {
*c.BindLocked = event.PropBool("target", "checked")
}