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✨ add list selection classes

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This commit is contained in:
Joao Moreno
2017-03-22 10:18:45 +01:00
parent 3100e1d0f8
commit f6d0493de8
1 changed files with 13 additions and 0 deletions
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13
src/vs/base/browser/ui/list/listWidget.ts
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@@ -424,6 +424,7 @@ export class List<T> implements ISpliceable<T>, IDisposable {
}
this.onFocusChange(this._onFocusChange, this, this.disposables);
this.onSelectionChange(this._onSelectionChange, this, this.disposables);
if (options.ariaLabel) {
this.view.domNode.setAttribute('aria-label', options.ariaLabel);
@@ -485,6 +486,10 @@ export class List<T> implements ISpliceable<T>, IDisposable {
return this.selection.get();
}
getSelectedElements(): T[] {
return this.getSelection().map(i => this.view.element(i));
}
setFocus(indexes: number[]): void {
indexes = indexes.sort(numericSort);
@@ -620,6 +625,14 @@ export class List<T> implements ISpliceable<T>, IDisposable {
DOM.toggleClass(this.view.domNode, 'element-focused', focus.length > 0);
}
private _onSelectionChange(): void {
const selection = this.selection.get();
DOM.toggleClass(this.view.domNode, 'selection-none', selection.length === 0);
DOM.toggleClass(this.view.domNode, 'selection-single', selection.length === 1);
DOM.toggleClass(this.view.domNode, 'selection-multiple', selection.length > 1);
}
dispose(): void {
this._onDispose.fire();
this.disposables = dispose(this.disposables);