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Fix NPE in AccessibilityManager

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Fixes #1596
This commit is contained in:
Daniel Imms
2018-08-03 11:10:51 -07:00
parent 05f136b3da
commit 882aea357f
1 changed files with 5 additions and 2 deletions
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src/AccessibilityManager.ts
+5 -2
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@@ -72,7 +72,7 @@ export class AccessibilityManager extends Disposable {
this._terminal.element.insertAdjacentElement('afterbegin', this._accessibilityTreeRoot);
this.register(this._renderRowsDebouncer);
this.register(this._terminal.addDisposableListener('resize', data => this._onResize(data.cols, data.rows)));
this.register(this._terminal.addDisposableListener('resize', data => this._onResize(data.rows)));
this.register(this._terminal.addDisposableListener('refresh', data => this._refreshRows(data.start, data.end)));
this.register(this._terminal.addDisposableListener('scroll', data => this._refreshRows()));
// Line feed is an issue as the prompt won't be read out after a command is run
@@ -157,7 +157,7 @@ export class AccessibilityManager extends Disposable {
e.stopImmediatePropagation();
}
private _onResize(cols: number, rows: number): void {
private _onResize(rows: number): void {
// Remove bottom boundary listener
this._rowElements[this._rowElements.length - 1].removeEventListener('focus', this._bottomBoundaryFocusListener);
@@ -259,6 +259,9 @@ export class AccessibilityManager extends Disposable {
if (!this._terminal.renderer.dimensions.actualCellHeight) {
return;
}
if (this._rowElements.length !== this._terminal.rows) {
this._onResize(this._terminal.rows);
}
for (let i = 0; i < this._terminal.rows; i++) {
this._refreshRowDimensions(this._rowElements[i]);
}