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Speedup list Selector a bit

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the-djmaze 2022-09-08 13:37:06 +02:00
parent d8b1e3432a
commit ee5b30884f
1 changed files with 9 additions and 9 deletions
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18
dev/Common/Selector.js
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@ -31,7 +31,6 @@ export class Selector {
) {
this.list = koList;
this.listChecked = koComputable(() => this.list.filter(item => item.checked())).extend({ rateLimit: 0 });
this.isListChecked = koComputable(() => 0 < this.listChecked().length);
this.focusedItem = koFocusedItem || ko.observable(null);
this.selectedItem = koSelectedItem || ko.observable(null);
@ -67,10 +66,7 @@ export class Selector {
this.selectedItem.subscribe((item) => {
if (item) {
if (this.isListChecked()) {
this.listChecked().forEach(subItem => subItem.checked(false));
}
this.list.forEach(subItem => subItem.checked(false));
if (this.selectedItemUseCallback) {
itemSelectedThrottle(item);
}
@ -218,11 +214,15 @@ export class Selector {
});
}
isListChecked() {
return this.list.find(item => item.checked());
}
itemSelected(item) {
if (this.isListChecked()) {
item || (this.oCallbacks.ItemSelect || (()=>0))(null);
item || this.oCallbacks.ItemSelect?.(null);
} else if (item) {
(this.oCallbacks.ItemSelect || (()=>0))(item);
this.oCallbacks.ItemSelect?.(item);
}
}
@ -260,7 +260,7 @@ export class Selector {
const item = getItem(this.sItemSelector);
if (item) {
this.focusedItem(item);
(this.oCallbacks.MiddleClick || (()=>0))(item);
this.oCallbacks.MiddleClick?.(item);
}
}
}
@ -332,7 +332,7 @@ export class Selector {
} else if (++i < listLen) {
result = list[i];
}
result || (this.oCallbacks.UpOrDown || (()=>0))('ArrowUp' === sEventKey);
result || this.oCallbacks.UpOrDown?.('ArrowUp' === sEventKey);
} else if ('Home' === sEventKey) {
result = list[0];
} else if ('End' === sEventKey) {