TypeScript ResourceLabel.clear方法代码示例

	private redraw(): void {
		const editor = this.group.activeEditor;
		this.lastRenderedActiveEditor = editor;

		const isEditorPinned = this.group.isPinned(this.group.activeEditor);
		const isGroupActive = this.accessor.activeGroup === this.group;

		// Update Breadcrumbs
		if (this.breadcrumbsControl) {
			if (isGroupActive) {
				this.breadcrumbsControl.update();
				toggleClass(this.breadcrumbsControl.domNode, 'preview', !isEditorPinned);
			} else {
				this.breadcrumbsControl.hide();
			}
		}

		// Clear if there is no editor
		if (!editor) {
			removeClass(this.titleContainer, 'dirty');
			this.editorLabel.clear();
			this.clearEditorActionsToolbar();
		}

		// Otherwise render it
		else {
			// Dirty state
			this.updateEditorDirty(editor);

			// Editor Label
			const resource = toResource(editor, { supportSideBySide: true });
			const name = editor.getName() || '';

			const { labelFormat } = this.accessor.partOptions;
			let description: string;
			if (this.breadcrumbsControl && !this.breadcrumbsControl.isHidden()) {
				description = ''; // hide description when showing breadcrumbs
			} else if (labelFormat === 'default' && !isGroupActive) {
				description = ''; // hide description when group is not active and style is 'default'
			} else {
				description = editor.getDescription(this.getVerbosity(labelFormat)) || '';
			}

			let title = editor.getTitle(Verbosity.LONG);
			if (description === title) {
				title = ''; // dont repeat what is already shown
			}

			this.editorLabel.setLabel({ name, description, resource }, { title, italic: !isEditorPinned, extraClasses: ['no-tabs', 'title-label'] });
			if (isGroupActive) {
				this.editorLabel.element.style.color = this.getColor(TAB_ACTIVE_FOREGROUND);
			} else {
				this.editorLabel.element.style.color = this.getColor(TAB_UNFOCUSED_ACTIVE_FOREGROUND);
			}

			// Update Editor Actions Toolbar
			this.updateEditorActionsToolbar();
		}
	}

	protected doRefresh(): void {
		const group = this.context;
		const editor = group && group.activeEditor;
		if (!editor) {
			this.editorLabel.clear();
			this.clearEditorActionsToolbar();

			return; // return early if we are being closed
		}

		const isPinned = group.isPinned(group.activeEditor);
		const isActive = this.stacks.isActive(group);

		// Activity state
		if (isActive) {
			DOM.addClass(this.titleContainer, 'active');
		} else {
			DOM.removeClass(this.titleContainer, 'active');
		}

		// Dirty state
		if (editor.isDirty()) {
			DOM.addClass(this.titleContainer, 'dirty');
		} else {
			DOM.removeClass(this.titleContainer, 'dirty');
		}

		// Editor Label
		const resource = toResource(editor, { supportSideBySide: true });
		const name = editor.getName() || '';

		const labelFormat = this.editorGroupService.getTabOptions().labelFormat;
		let description: string;
		if (labelFormat === 'default' && !isActive) {
			description = ''; // hide description when group is not active and style is 'default'
		} else {
			description = editor.getDescription(this.getVerbosity(labelFormat)) || '';
		}

		let title = editor.getTitle(Verbosity.LONG);
		if (description === title) {
			title = ''; // dont repeat what is already shown
		}

		this.editorLabel.setLabel({ name, description, resource }, { title, italic: !isPinned, extraClasses: ['title-label'] });
		if (isActive) {
			this.editorLabel.element.style.color = this.getColor(TAB_ACTIVE_FOREGROUND);
		} else {
			this.editorLabel.element.style.color = this.getColor(TAB_UNFOCUSED_ACTIVE_FOREGROUND);
		}

		// Update Editor Actions Toolbar
		this.updateEditorActionsToolbar();
	}