Tokamak/Sources/TokamakDOM/Views/Text/TextField.swift

64 lines
1.9 KiB
Swift

// Copyright 2020 Tokamak contributors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Created by Jed Fox on 06/28/2020.
//
import TokamakCore
extension TextField: ViewDeferredToRenderer where Label == Text {
func css(for style: TextFieldStyle) -> String {
if style is PlainTextFieldStyle {
return """
background: transparent;
border: none;
"""
} else {
return ""
}
}
func className(for style: TextFieldStyle) -> String {
switch style {
case is DefaultTextFieldStyle:
return "_tokamak-textfield-default"
case is RoundedBorderTextFieldStyle:
return "_tokamak-textfield-roundedborder"
default:
return ""
}
}
public var deferredBody: AnyView {
let proxy = _TextFieldProxy(self)
return AnyView(DynamicHTML("input", [
"type": proxy.textFieldStyle is RoundedBorderTextFieldStyle ? "search" : "text",
"value": proxy.textBinding.wrappedValue,
"placeholder": proxy.label.rawText,
"style": css(for: proxy.textFieldStyle),
"class": className(for: proxy.textFieldStyle),
], listeners: [
"focus": { _ in proxy.onEditingChanged(true) },
"blur": { _ in proxy.onEditingChanged(false) },
"keypress": { event in if event.key == "Enter" { proxy.onCommit() } },
"input": { event in
if let newValue = event.target.object?.value.string {
proxy.textBinding.wrappedValue = newValue
}
},
]))
}
}