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fix isClickOnTwistie

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This commit is contained in:
Joao Moreno
2018-06-20 16:34:32 +02:00
parent bd2a8b19c1
commit 2c3247dfc8
1 changed files with 13 additions and 6 deletions
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19
src/vs/base/parts/tree/browser/treeDefaults.ts
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@@ -211,13 +211,20 @@ export class DefaultController implements _.IController {
}
protected isClickOnTwistie(event: mouse.IMouseEvent): boolean {
const target = event.target as HTMLElement;
let element = event.target as HTMLElement;
// There is no way to find out if the ::before element is clicked where
// the twistie is drawn, but the <div class="content"> element in the
// tree item is the only thing we get back as target when the user clicks
// on the twistie.
return target && dom.hasClass(target, 'content') && dom.hasClass(target.parentElement, 'monaco-tree-row');
if (!dom.hasClass(element, 'content')) {
return false;
}
const twistieStyle = window.getComputedStyle(element, ':before');
if (twistieStyle.backgroundImage === 'none' || twistieStyle.display === 'none') {
return false;
}
const twistieWidth = parseInt(twistieStyle.width) + parseInt(twistieStyle.paddingRight);
return event.browserEvent.offsetX <= twistieWidth;
}
public onContextMenu(tree: _.ITree, element: any, event: _.ContextMenuEvent): boolean {