styling checkbox and selection

This commit is contained in:
Ward 2021-07-26 17:45:54 +02:00
parent e9160504a6
commit 263cef5750
5 changed files with 304 additions and 237 deletions

View file

@ -1,157 +1,179 @@
import {InputElement} from "./InputElement";
import {UIEventSource} from "../../Logic/UIEventSource";
import {Utils} from "../../Utils";
import { InputElement } from "./InputElement";
import { UIEventSource } from "../../Logic/UIEventSource";
import { Utils } from "../../Utils";
export class RadioButton<T> extends InputElement<T> {
private static _nextId = 0;
IsSelected: UIEventSource<boolean> = new UIEventSource<boolean>(false);
private readonly value: UIEventSource<T>;
private _elements: InputElement<T>[];
private _selectFirstAsDefault: boolean;
private static _nextId = 0;
IsSelected: UIEventSource<boolean> = new UIEventSource<boolean>(false);
private readonly value: UIEventSource<T>;
private _elements: InputElement<T>[];
private _selectFirstAsDefault: boolean;
private styleFormOverride = "";
private styleBlockOverride = "";
private styleInputOverride = "";
private styleLabelOverride = "";
constructor(elements: InputElement<T>[],
selectFirstAsDefault = true) {
super()
this._selectFirstAsDefault = selectFirstAsDefault;
this._elements = Utils.NoNull(elements);
this.value = new UIEventSource<T>(undefined)
}
protected InnerConstructElement(): HTMLElement {
const elements = this._elements;
const selectFirstAsDefault = this._selectFirstAsDefault;
const selectedElementIndex: UIEventSource<number> = new UIEventSource<number>(null);
const value =
UIEventSource.flatten(selectedElementIndex.map(
(selectedIndex) => {
if (selectedIndex !== undefined && selectedIndex !== null) {
return elements[selectedIndex].GetValue()
}
}
), elements.map(e => e?.GetValue()));
value.syncWith(this.value)
if(selectFirstAsDefault){
value.addCallbackAndRun(selected =>{
if(selected === undefined){
for (const element of elements) {
const v = element.GetValue().data;
if(v !== undefined){
value.setData(v)
break;
}
}
}
})
constructor(
elements: InputElement<T>[],
selectFirstAsDefault = true,
styleFormOverride = "",
styleBlockOverride = "",
styleInputOverride = "",
styleLabelOverride = ""
) {
super();
this._selectFirstAsDefault = selectFirstAsDefault;
this._elements = Utils.NoNull(elements);
this.value = new UIEventSource<T>(undefined);
this.styleFormOverride = styleFormOverride;
this.styleBlockOverride = styleBlockOverride;
this.styleInputOverride = styleInputOverride;
this.styleLabelOverride = styleLabelOverride;
}
protected InnerConstructElement(): HTMLElement {
const elements = this._elements;
const selectFirstAsDefault = this._selectFirstAsDefault;
const selectedElementIndex: UIEventSource<number> =
new UIEventSource<number>(null);
const value = UIEventSource.flatten(
selectedElementIndex.map((selectedIndex) => {
if (selectedIndex !== undefined && selectedIndex !== null) {
return elements[selectedIndex].GetValue();
}
}),
elements.map((e) => e?.GetValue())
);
value.syncWith(this.value);
for (let i = 0; i < elements.length; i++) {
// If an element is clicked, the radio button corresponding with it should be selected as well
elements[i]?.onClick(() => {
selectedElementIndex.setData(i);
});
elements[i].IsSelected.addCallback(isSelected => {
if (isSelected) {
selectedElementIndex.setData(i);
}
})
elements[i].GetValue().addCallback(() => {
selectedElementIndex.setData(i);
})
if (selectFirstAsDefault) {
value.addCallbackAndRun((selected) => {
if (selected === undefined) {
for (const element of elements) {
const v = element.GetValue().data;
if (v !== undefined) {
value.setData(v);
break;
}
}
}
const groupId = "radiogroup" + RadioButton._nextId
RadioButton._nextId++
const form = document.createElement("form")
const inputs = []
const wrappers: HTMLElement[] = []
for (let i1 = 0; i1 < elements.length; i1++) {
let element = elements[i1];
const labelHtml = element.ConstructElement();
if (labelHtml === undefined) {
continue;
}
const input = document.createElement("input")
input.id = "radio" + groupId + "-" + i1;
input.name = groupId;
input.type = "radio"
input.classList.add("p-1","cursor-pointer","ml-2","pl-2","pr-0","m-3","mr-0")
input.onchange = () => {
if(input.checked){
selectedElementIndex.setData(i1)
}
}
inputs.push(input)
const label = document.createElement("label")
label.appendChild(labelHtml)
label.htmlFor = input.id;
label.classList.add("block","w-full","p-2","cursor-pointer","bg-red")
const block = document.createElement("div")
block.appendChild(input)
block.appendChild(label)
block.classList.add("flex","w-full","border", "rounded-3xl", "border-gray-400","m-1")
wrappers.push(block)
form.appendChild(block)
}
value.addCallbackAndRun(
selected => {
let somethingChecked = false;
for (let i = 0; i < inputs.length; i++){
let input = inputs[i];
input.checked = !somethingChecked && elements[i].IsValid(selected);
somethingChecked = somethingChecked || input.checked
if(input.checked){
wrappers[i].classList.remove("border-gray-400")
wrappers[i].classList.add("border-black")
}else{
wrappers[i].classList.add("border-gray-400")
wrappers[i].classList.remove("border-black")
}
}
}
)
this.SetClass("flex flex-col")
return form;
});
}
IsValid(t: T): boolean {
for (const inputElement of this._elements) {
if (inputElement.IsValid(t)) {
return true;
}
for (let i = 0; i < elements.length; i++) {
// If an element is clicked, the radio button corresponding with it should be selected as well
elements[i]?.onClick(() => {
selectedElementIndex.setData(i);
});
elements[i].IsSelected.addCallback((isSelected) => {
if (isSelected) {
selectedElementIndex.setData(i);
}
return false;
});
elements[i].GetValue().addCallback(() => {
selectedElementIndex.setData(i);
});
}
GetValue(): UIEventSource<T> {
return this.value;
const groupId = "radiogroup" + RadioButton._nextId;
RadioButton._nextId++;
const form = document.createElement("form");
form.style.cssText = this.styleFormOverride;
const inputs = [];
const wrappers: HTMLElement[] = [];
for (let i1 = 0; i1 < elements.length; i1++) {
let element = elements[i1];
const labelHtml = element.ConstructElement();
if (labelHtml === undefined) {
continue;
}
const input = document.createElement("input");
input.id = "radio" + groupId + "-" + i1;
input.name = groupId;
input.type = "radio";
input.classList.add(
"p-1",
"cursor-pointer",
"ml-2",
"pl-2",
"pr-0",
"m-3",
"mr-0"
);
input.style.cssText = this.styleInputOverride;
input.onchange = () => {
if (input.checked) {
selectedElementIndex.setData(i1);
}
};
inputs.push(input);
const label = document.createElement("label");
label.appendChild(labelHtml);
label.htmlFor = input.id;
label.classList.add("block", "w-full", "p-2", "cursor-pointer", "bg-red");
label.style.cssText = this.styleLabelOverride;
const block = document.createElement("div");
block.appendChild(input);
block.appendChild(label);
block.classList.add(
"flex",
"w-full",
"border",
"rounded-3xl",
"border-gray-400",
"m-1"
);
block.style.cssText = this.styleBlockOverride;
wrappers.push(block);
form.appendChild(block);
}
value.addCallbackAndRun((selected) => {
let somethingChecked = false;
for (let i = 0; i < inputs.length; i++) {
let input = inputs[i];
input.checked = !somethingChecked && elements[i].IsValid(selected);
somethingChecked = somethingChecked || input.checked;
if (input.checked) {
wrappers[i].classList.remove("border-gray-400");
wrappers[i].classList.add("border-black");
} else {
wrappers[i].classList.add("border-gray-400");
wrappers[i].classList.remove("border-black");
}
}
});
/*
this.SetClass("flex flex-col");
return form;
}
IsValid(t: T): boolean {
for (const inputElement of this._elements) {
if (inputElement.IsValid(t)) {
return true;
}
}
return false;
}
GetValue(): UIEventSource<T> {
return this.value;
}
/*
public ShowValue(t: T): boolean {
if (t === undefined) {
return false;
@ -173,6 +195,4 @@ export class RadioButton<T> extends InputElement<T> {
}
}*/
}
}