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Length is now updated when a SimpleWritableListProperty is modified.

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This commit is contained in:
Daan Vanden Bosch 2019-09-03 16:49:04 +02:00
parent 62db02e278
commit 46ba5bb018
2 changed files with 16 additions and 11 deletions
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23
src/core/observable/property/list/SimpleWritableListProperty.ts
View File

@ -12,7 +12,7 @@ const logger = Logger.get("core/observable/property/list/SimpleWritableListPrope
export class SimpleWritableListProperty<T> extends AbstractProperty<T[]>
implements WritableListProperty<T> {
readonly length: Property<number>; // TODO: update length
readonly length: Property<number>;
get val(): T[] {
return this.get_val();
@ -28,7 +28,7 @@ export class SimpleWritableListProperty<T> extends AbstractProperty<T[]>
set_val(elements: T[]): T[] {
const removed = this.elements.splice(0, this.elements.length, ...elements);
this.emit_list({
this.finalize_update({
type: ListChangeType.Replacement,
removed,
inserted: elements,
@ -126,7 +126,7 @@ export class SimpleWritableListProperty<T> extends AbstractProperty<T[]>
set(index: number, element: T): void {
const removed = [this.elements[index]];
this.elements[index] = element;
this.emit_list({
this.finalize_update({
type: ListChangeType.Replacement,
removed,
inserted: [element],
@ -138,7 +138,7 @@ export class SimpleWritableListProperty<T> extends AbstractProperty<T[]>
clear(): void {
const removed = this.elements.splice(0, this.elements.length);
this.emit_list({
this.finalize_update({
type: ListChangeType.Replacement,
removed,
inserted: [],
@ -157,7 +157,7 @@ export class SimpleWritableListProperty<T> extends AbstractProperty<T[]>
removed = this.elements.splice(index, delete_count, ...items);
}
this.emit_list({
this.finalize_update({
type: ListChangeType.Replacement,
removed,
inserted: items,
@ -169,7 +169,14 @@ export class SimpleWritableListProperty<T> extends AbstractProperty<T[]>
return removed;
}
protected emit_list(change: ListPropertyChangeEvent<T>): void {
/**
* Does the following in the given order:
* - Updates element observers
* - Emits ListPropertyChangeEvent
* - Emits PropertyChangeEvent
* - Sets length
*/
protected finalize_update(change: ListPropertyChangeEvent<T>): void {
if (this.list_observers.length && this.extract_observables) {
switch (change.type) {
case ListChangeType.Insertion:
@ -195,6 +202,8 @@ export class SimpleWritableListProperty<T> extends AbstractProperty<T[]>
}
this.emit(this.elements);
this._length.val = this.elements.length;
}
private call_list_observer(
@ -219,7 +228,7 @@ export class SimpleWritableListProperty<T> extends AbstractProperty<T[]>
index,
disposables: this.extract_observables!(element).map(observable =>
observable.observe(() => {
this.emit_list({
this.finalize_update({
type: ListChangeType.Update,
updated: [element],
index: obj.index,

4
src/hunt_optimizer/gui/WantedItemsView.ts
View File

@ -74,10 +74,6 @@ export class WantedItemsView extends Widget {
}
}
break;
case ListChangeType.Update:
// TODO: update row
break;
}
};