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|
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as nls from 'vs/nls';
import { IViewletViewOptions } from 'vs/workbench/browser/parts/views/viewsViewlet';
import { normalize, isAbsolute, posix } from 'vs/base/common/path';
import { ViewPane } from 'vs/workbench/browser/parts/views/viewPane';
import { IContextMenuService } from 'vs/platform/contextview/browser/contextView';
import { IKeybindingService } from 'vs/platform/keybinding/common/keybinding';
import { IInstantiationService } from 'vs/platform/instantiation/common/instantiation';
import { IConfigurationService } from 'vs/platform/configuration/common/configuration';
import { renderViewTree } from 'vs/workbench/contrib/debug/browser/baseDebugView';
import { IDebugSession, IDebugService, CONTEXT_LOADED_SCRIPTS_ITEM_TYPE } from 'vs/workbench/contrib/debug/common/debug';
import { Source } from 'vs/workbench/contrib/debug/common/debugSource';
import { IWorkspaceContextService, IWorkspaceFolder } from 'vs/platform/workspace/common/workspace';
import { IContextKey, IContextKeyService } from 'vs/platform/contextkey/common/contextkey';
import { normalizeDriveLetter, tildify } from 'vs/base/common/labels';
import { isWindows } from 'vs/base/common/platform';
import { URI } from 'vs/base/common/uri';
import { ltrim } from 'vs/base/common/strings';
import { RunOnceScheduler } from 'vs/base/common/async';
import { ResourceLabels, IResourceLabelProps, IResourceLabelOptions, IResourceLabel } from 'vs/workbench/browser/labels';
import { FileKind } from 'vs/platform/files/common/files';
import { IListVirtualDelegate } from 'vs/base/browser/ui/list/list';
import { ITreeNode, ITreeFilter, TreeVisibility, TreeFilterResult, ITreeElement } from 'vs/base/browser/ui/tree/tree';
import { IListAccessibilityProvider } from 'vs/base/browser/ui/list/listWidget';
import { IEditorService } from 'vs/workbench/services/editor/common/editorService';
import { WorkbenchCompressibleObjectTree } from 'vs/platform/list/browser/listService';
import { dispose } from 'vs/base/common/lifecycle';
import { createMatches, FuzzyScore } from 'vs/base/common/filters';
import { DebugContentProvider } from 'vs/workbench/contrib/debug/common/debugContentProvider';
import { ILabelService } from 'vs/platform/label/common/label';
import type { ICompressedTreeNode } from 'vs/base/browser/ui/tree/compressedObjectTreeModel';
import type { ICompressibleTreeRenderer } from 'vs/base/browser/ui/tree/objectTree';
import { IViewDescriptorService } from 'vs/workbench/common/views';
import { IOpenerService } from 'vs/platform/opener/common/opener';
import { IThemeService } from 'vs/platform/theme/common/themeService';
import { ITelemetryService } from 'vs/platform/telemetry/common/telemetry';
import { IPathService } from 'vs/workbench/services/path/common/pathService';
const NEW_STYLE_COMPRESS = true;
// RFC 2396, Appendix A: https://www.ietf.org/rfc/rfc2396.txt
const URI_SCHEMA_PATTERN = /^[a-zA-Z][a-zA-Z0-9\+\-\.]+:/;
type LoadedScriptsItem = BaseTreeItem;
class BaseTreeItem {
private _showedMoreThanOne: boolean;
private _children = new Map<string, BaseTreeItem>();
private _source: Source | undefined;
constructor(private _parent: BaseTreeItem | undefined, private _label: string, public readonly isIncompressible = false) {
this._showedMoreThanOne = false;
}
updateLabel(label: string) {
this._label = label;
}
isLeaf(): boolean {
return this._children.size === 0;
}
getSession(): IDebugSession | undefined {
if (this._parent) {
return this._parent.getSession();
}
return undefined;
}
setSource(session: IDebugSession, source: Source): void {
this._source = source;
this._children.clear();
if (source.raw && source.raw.sources) {
for (const src of source.raw.sources) {
if (src.name && src.path) {
const s = new BaseTreeItem(this, src.name);
this._children.set(src.path, s);
const ss = session.getSource(src);
s.setSource(session, ss);
}
}
}
}
createIfNeeded<T extends BaseTreeItem>(key: string, factory: (parent: BaseTreeItem, label: string) => T): T {
let child = <T>this._children.get(key);
if (!child) {
child = factory(this, key);
this._children.set(key, child);
}
return child;
}
getChild(key: string): BaseTreeItem | undefined {
return this._children.get(key);
}
remove(key: string): void {
this._children.delete(key);
}
removeFromParent(): void {
if (this._parent) {
this._parent.remove(this._label);
if (this._parent._children.size === 0) {
this._parent.removeFromParent();
}
}
}
getTemplateId(): string {
return 'id';
}
// a dynamic ID based on the parent chain; required for reparenting (see #55448)
getId(): string {
const parent = this.getParent();
return parent ? `${parent.getId()}/${this.getInternalId()}` : this.getInternalId();
}
getInternalId(): string {
return this._label;
}
// skips intermediate single-child nodes
getParent(): BaseTreeItem | undefined {
if (this._parent) {
if (this._parent.isSkipped()) {
return this._parent.getParent();
}
return this._parent;
}
return undefined;
}
isSkipped(): boolean {
if (this._parent) {
if (this._parent.oneChild()) {
return true; // skipped if I'm the only child of my parents
}
return false;
}
return true; // roots are never skipped
}
// skips intermediate single-child nodes
hasChildren(): boolean {
const child = this.oneChild();
if (child) {
return child.hasChildren();
}
return this._children.size > 0;
}
// skips intermediate single-child nodes
getChildren(): BaseTreeItem[] {
const child = this.oneChild();
if (child) {
return child.getChildren();
}
const array: BaseTreeItem[] = [];
for (const child of this._children.values()) {
array.push(child);
}
return array.sort((a, b) => this.compare(a, b));
}
// skips intermediate single-child nodes
getLabel(separateRootFolder = true): string {
const child = this.oneChild();
if (child) {
const sep = (this instanceof RootFolderTreeItem && separateRootFolder) ? ' • ' : posix.sep;
return `${this._label}${sep}${child.getLabel()}`;
}
return this._label;
}
// skips intermediate single-child nodes
getHoverLabel(): string | undefined {
if (this._source && this._parent && this._parent._source) {
return this._source.raw.path || this._source.raw.name;
}
const label = this.getLabel(false);
const parent = this.getParent();
if (parent) {
const hover = parent.getHoverLabel();
if (hover) {
return `${hover}/${label}`;
}
}
return label;
}
// skips intermediate single-child nodes
getSource(): Source | undefined {
const child = this.oneChild();
if (child) {
return child.getSource();
}
return this._source;
}
protected compare(a: BaseTreeItem, b: BaseTreeItem): number {
if (a._label && b._label) {
return a._label.localeCompare(b._label);
}
return 0;
}
private oneChild(): BaseTreeItem | undefined {
if (!this._source && !this._showedMoreThanOne && this.skipOneChild()) {
if (this._children.size === 1) {
return this._children.values().next().value;
}
// if a node had more than one child once, it will never be skipped again
if (this._children.size > 1) {
this._showedMoreThanOne = true;
}
}
return undefined;
}
private skipOneChild(): boolean {
if (NEW_STYLE_COMPRESS) {
// if the root node has only one Session, don't show the session
return this instanceof RootTreeItem;
} else {
return !(this instanceof RootFolderTreeItem) && !(this instanceof SessionTreeItem);
}
}
}
class RootFolderTreeItem extends BaseTreeItem {
constructor(parent: BaseTreeItem, public folder: IWorkspaceFolder) {
super(parent, folder.name, true);
}
}
class RootTreeItem extends BaseTreeItem {
constructor(private _pathService: IPathService, private _contextService: IWorkspaceContextService, private _labelService: ILabelService) {
super(undefined, 'Root');
}
add(session: IDebugSession): SessionTreeItem {
return this.createIfNeeded(session.getId(), () => new SessionTreeItem(this._labelService, this, session, this._pathService, this._contextService));
}
find(session: IDebugSession): SessionTreeItem {
return <SessionTreeItem>this.getChild(session.getId());
}
}
class SessionTreeItem extends BaseTreeItem {
private static readonly URL_REGEXP = /^(https?:\/\/[^/]+)(\/.*)$/;
private _session: IDebugSession;
private _map = new Map<string, BaseTreeItem>();
private _labelService: ILabelService;
constructor(labelService: ILabelService, parent: BaseTreeItem, session: IDebugSession, private _pathService: IPathService, private rootProvider: IWorkspaceContextService) {
super(parent, session.getLabel(), true);
this._labelService = labelService;
this._session = session;
}
override getInternalId(): string {
return this._session.getId();
}
override getSession(): IDebugSession {
return this._session;
}
override getHoverLabel(): string | undefined {
return undefined;
}
override hasChildren(): boolean {
return true;
}
protected override compare(a: BaseTreeItem, b: BaseTreeItem): number {
const acat = this.category(a);
const bcat = this.category(b);
if (acat !== bcat) {
return acat - bcat;
}
return super.compare(a, b);
}
private category(item: BaseTreeItem): number {
// workspace scripts come at the beginning in "folder" order
if (item instanceof RootFolderTreeItem) {
return item.folder.index;
}
// <...> come at the very end
const l = item.getLabel();
if (l && /^<.+>$/.test(l)) {
return 1000;
}
// everything else in between
return 999;
}
async addPath(source: Source): Promise<void> {
let folder: IWorkspaceFolder | null;
let url: string;
let path = source.raw.path;
if (!path) {
return;
}
if (this._labelService && URI_SCHEMA_PATTERN.test(path)) {
path = this._labelService.getUriLabel(URI.parse(path));
}
const match = SessionTreeItem.URL_REGEXP.exec(path);
if (match && match.length === 3) {
url = match[1];
path = decodeURI(match[2]);
} else {
if (isAbsolute(path)) {
const resource = URI.file(path);
// return early if we can resolve a relative path label from the root folder
folder = this.rootProvider ? this.rootProvider.getWorkspaceFolder(resource) : null;
if (folder) {
// strip off the root folder path
path = normalize(ltrim(resource.path.substring(folder.uri.path.length), posix.sep));
const hasMultipleRoots = this.rootProvider.getWorkspace().folders.length > 1;
if (hasMultipleRoots) {
path = posix.sep + path;
} else {
// don't show root folder
folder = null;
}
} else {
// on unix try to tildify absolute paths
path = normalize(path);
if (isWindows) {
path = normalizeDriveLetter(path);
} else {
path = tildify(path, (await this._pathService.userHome()).fsPath);
}
}
}
}
let leaf: BaseTreeItem = this;
path.split(/[\/\\]/).forEach((segment, i) => {
if (i === 0 && folder) {
const f = folder;
leaf = leaf.createIfNeeded(folder.name, parent => new RootFolderTreeItem(parent, f));
} else if (i === 0 && url) {
leaf = leaf.createIfNeeded(url, parent => new BaseTreeItem(parent, url));
} else {
leaf = leaf.createIfNeeded(segment, parent => new BaseTreeItem(parent, segment));
}
});
leaf.setSource(this._session, source);
if (source.raw.path) {
this._map.set(source.raw.path, leaf);
}
}
removePath(source: Source): boolean {
if (source.raw.path) {
const leaf = this._map.get(source.raw.path);
if (leaf) {
leaf.removeFromParent();
return true;
}
}
return false;
}
}
interface IViewState {
readonly expanded: Set<string>;
}
/**
* This maps a model item into a view model item.
*/
function asTreeElement(item: BaseTreeItem, viewState?: IViewState): ITreeElement<LoadedScriptsItem> {
const children = item.getChildren();
const collapsed = viewState ? !viewState.expanded.has(item.getId()) : !(item instanceof SessionTreeItem);
return {
element: item,
collapsed,
collapsible: item.hasChildren(),
children: children.map(i => asTreeElement(i, viewState))
};
}
export class LoadedScriptsView extends ViewPane {
private treeContainer!: HTMLElement;
private loadedScriptsItemType: IContextKey<string>;
private tree!: WorkbenchCompressibleObjectTree<LoadedScriptsItem, FuzzyScore>;
private treeLabels!: ResourceLabels;
private changeScheduler!: RunOnceScheduler;
private treeNeedsRefreshOnVisible = false;
private filter!: LoadedScriptsFilter;
constructor(
options: IViewletViewOptions,
@IContextMenuService contextMenuService: IContextMenuService,
@IKeybindingService keybindingService: IKeybindingService,
@IInstantiationService instantiationService: IInstantiationService,
@IViewDescriptorService viewDescriptorService: IViewDescriptorService,
@IConfigurationService configurationService: IConfigurationService,
@IEditorService private readonly editorService: IEditorService,
@IContextKeyService contextKeyService: IContextKeyService,
@IWorkspaceContextService private readonly contextService: IWorkspaceContextService,
@IDebugService private readonly debugService: IDebugService,
@ILabelService private readonly labelService: ILabelService,
@IPathService private readonly pathService: IPathService,
@IOpenerService openerService: IOpenerService,
@IThemeService themeService: IThemeService,
@ITelemetryService telemetryService: ITelemetryService
) {
super(options, keybindingService, contextMenuService, configurationService, contextKeyService, viewDescriptorService, instantiationService, openerService, themeService, telemetryService);
this.loadedScriptsItemType = CONTEXT_LOADED_SCRIPTS_ITEM_TYPE.bindTo(contextKeyService);
}
override renderBody(container: HTMLElement): void {
super.renderBody(container);
this.element.classList.add('debug-pane');
container.classList.add('debug-loaded-scripts');
container.classList.add('show-file-icons');
this.treeContainer = renderViewTree(container);
this.filter = new LoadedScriptsFilter();
const root = new RootTreeItem(this.pathService, this.contextService, this.labelService);
this.treeLabels = this.instantiationService.createInstance(ResourceLabels, { onDidChangeVisibility: this.onDidChangeBodyVisibility });
this._register(this.treeLabels);
this.tree = <WorkbenchCompressibleObjectTree<LoadedScriptsItem, FuzzyScore>>this.instantiationService.createInstance(WorkbenchCompressibleObjectTree,
'LoadedScriptsView',
this.treeContainer,
new LoadedScriptsDelegate(),
[new LoadedScriptsRenderer(this.treeLabels)],
{
compressionEnabled: NEW_STYLE_COMPRESS,
collapseByDefault: true,
hideTwistiesOfChildlessElements: true,
identityProvider: {
getId: (element: LoadedScriptsItem) => element.getId()
},
keyboardNavigationLabelProvider: {
getKeyboardNavigationLabel: (element: LoadedScriptsItem) => {
return element.getLabel();
},
getCompressedNodeKeyboardNavigationLabel: (elements: LoadedScriptsItem[]) => {
return elements.map(e => e.getLabel()).join('/');
}
},
filter: this.filter,
accessibilityProvider: new LoadedSciptsAccessibilityProvider(),
overrideStyles: {
listBackground: this.getBackgroundColor()
}
}
);
const updateView = (viewState?: IViewState) => this.tree.setChildren(null, asTreeElement(root, viewState).children);
updateView();
this.changeScheduler = new RunOnceScheduler(() => {
this.treeNeedsRefreshOnVisible = false;
if (this.tree) {
updateView();
}
}, 300);
this._register(this.changeScheduler);
this._register(this.tree.onDidOpen(e => {
if (e.element instanceof BaseTreeItem) {
const source = e.element.getSource();
if (source && source.available) {
const nullRange = { startLineNumber: 0, startColumn: 0, endLineNumber: 0, endColumn: 0 };
source.openInEditor(this.editorService, nullRange, e.editorOptions.preserveFocus, e.sideBySide, e.editorOptions.pinned);
}
}
}));
this._register(this.tree.onDidChangeFocus(() => {
const focus = this.tree.getFocus();
if (focus instanceof SessionTreeItem) {
this.loadedScriptsItemType.set('session');
} else {
this.loadedScriptsItemType.reset();
}
}));
const scheduleRefreshOnVisible = () => {
if (this.isBodyVisible()) {
this.changeScheduler.schedule();
} else {
this.treeNeedsRefreshOnVisible = true;
}
};
const addSourcePathsToSession = async (session: IDebugSession) => {
if (session.capabilities.supportsLoadedSourcesRequest) {
const sessionNode = root.add(session);
const paths = await session.getLoadedSources();
for (const path of paths) {
await sessionNode.addPath(path);
}
scheduleRefreshOnVisible();
}
};
const registerSessionListeners = (session: IDebugSession) => {
this._register(session.onDidChangeName(async () => {
const sessionRoot = root.find(session);
if (sessionRoot) {
sessionRoot.updateLabel(session.getLabel());
scheduleRefreshOnVisible();
}
}));
this._register(session.onDidLoadedSource(async event => {
let sessionRoot: SessionTreeItem;
switch (event.reason) {
case 'new':
case 'changed':
sessionRoot = root.add(session);
await sessionRoot.addPath(event.source);
scheduleRefreshOnVisible();
if (event.reason === 'changed') {
DebugContentProvider.refreshDebugContent(event.source.uri);
}
break;
case 'removed':
sessionRoot = root.find(session);
if (sessionRoot && sessionRoot.removePath(event.source)) {
scheduleRefreshOnVisible();
}
break;
default:
this.filter.setFilter(event.source.name);
this.tree.refilter();
break;
}
}));
};
this._register(this.debugService.onDidNewSession(registerSessionListeners));
this.debugService.getModel().getSessions().forEach(registerSessionListeners);
this._register(this.debugService.onDidEndSession(session => {
root.remove(session.getId());
this.changeScheduler.schedule();
}));
this.changeScheduler.schedule(0);
this._register(this.onDidChangeBodyVisibility(visible => {
if (visible && this.treeNeedsRefreshOnVisible) {
this.changeScheduler.schedule();
}
}));
// feature: expand all nodes when filtering (not when finding)
let viewState: IViewState | undefined;
this._register(this.tree.onDidChangeTypeFilterPattern(pattern => {
if (!this.tree.options.filterOnType) {
return;
}
if (!viewState && pattern) {
const expanded = new Set<string>();
const visit = (node: ITreeNode<BaseTreeItem | null, FuzzyScore>) => {
if (node.element && !node.collapsed) {
expanded.add(node.element.getId());
}
for (const child of node.children) {
visit(child);
}
};
visit(this.tree.getNode());
viewState = { expanded };
this.tree.expandAll();
} else if (!pattern && viewState) {
this.tree.setFocus([]);
updateView(viewState);
viewState = undefined;
}
}));
// populate tree model with source paths from all debug sessions
this.debugService.getModel().getSessions().forEach(session => addSourcePathsToSession(session));
}
override layoutBody(height: number, width: number): void {
super.layoutBody(height, width);
this.tree.layout(height, width);
}
override dispose(): void {
dispose(this.tree);
dispose(this.treeLabels);
super.dispose();
}
}
class LoadedScriptsDelegate implements IListVirtualDelegate<LoadedScriptsItem> {
getHeight(element: LoadedScriptsItem): number {
return 22;
}
getTemplateId(element: LoadedScriptsItem): string {
return LoadedScriptsRenderer.ID;
}
}
interface ILoadedScriptsItemTemplateData {
label: IResourceLabel;
}
class LoadedScriptsRenderer implements ICompressibleTreeRenderer<BaseTreeItem, FuzzyScore, ILoadedScriptsItemTemplateData> {
static readonly ID = 'lsrenderer';
constructor(
private labels: ResourceLabels
) {
}
get templateId(): string {
return LoadedScriptsRenderer.ID;
}
renderTemplate(container: HTMLElement): ILoadedScriptsItemTemplateData {
const label = this.labels.create(container, { supportHighlights: true });
return { label };
}
renderElement(node: ITreeNode<BaseTreeItem, FuzzyScore>, index: number, data: ILoadedScriptsItemTemplateData): void {
const element = node.element;
const label = element.getLabel();
this.render(element, label, data, node.filterData);
}
renderCompressedElements(node: ITreeNode<ICompressedTreeNode<BaseTreeItem>, FuzzyScore>, index: number, data: ILoadedScriptsItemTemplateData, height: number | undefined): void {
const element = node.element.elements[node.element.elements.length - 1];
const labels = node.element.elements.map(e => e.getLabel());
this.render(element, labels, data, node.filterData);
}
private render(element: BaseTreeItem, labels: string | string[], data: ILoadedScriptsItemTemplateData, filterData: FuzzyScore | undefined) {
const label: IResourceLabelProps = {
name: labels
};
const options: IResourceLabelOptions = {
title: element.getHoverLabel()
};
if (element instanceof RootFolderTreeItem) {
options.fileKind = FileKind.ROOT_FOLDER;
} else if (element instanceof SessionTreeItem) {
options.title = nls.localize('loadedScriptsSession', "Debug Session");
options.hideIcon = true;
} else if (element instanceof BaseTreeItem) {
const src = element.getSource();
if (src && src.uri) {
label.resource = src.uri;
options.fileKind = FileKind.FILE;
} else {
options.fileKind = FileKind.FOLDER;
}
}
options.matches = createMatches(filterData);
data.label.setResource(label, options);
}
disposeTemplate(templateData: ILoadedScriptsItemTemplateData): void {
templateData.label.dispose();
}
}
class LoadedSciptsAccessibilityProvider implements IListAccessibilityProvider<LoadedScriptsItem> {
getWidgetAriaLabel(): string {
return nls.localize({ comment: ['Debug is a noun in this context, not a verb.'], key: 'loadedScriptsAriaLabel' }, "Debug Loaded Scripts");
}
getAriaLabel(element: LoadedScriptsItem): string {
if (element instanceof RootFolderTreeItem) {
return nls.localize('loadedScriptsRootFolderAriaLabel', "Workspace folder {0}, loaded script, debug", element.getLabel());
}
if (element instanceof SessionTreeItem) {
return nls.localize('loadedScriptsSessionAriaLabel', "Session {0}, loaded script, debug", element.getLabel());
}
if (element.hasChildren()) {
return nls.localize('loadedScriptsFolderAriaLabel', "Folder {0}, loaded script, debug", element.getLabel());
} else {
return nls.localize('loadedScriptsSourceAriaLabel', "{0}, loaded script, debug", element.getLabel());
}
}
}
class LoadedScriptsFilter implements ITreeFilter<BaseTreeItem, FuzzyScore> {
private filterText: string | undefined;
setFilter(filterText: string) {
this.filterText = filterText;
}
filter(element: BaseTreeItem, parentVisibility: TreeVisibility): TreeFilterResult<FuzzyScore> {
if (!this.filterText) {
return TreeVisibility.Visible;
}
if (element.isLeaf()) {
const name = element.getLabel();
if (name.indexOf(this.filterText) >= 0) {
return TreeVisibility.Visible;
}
return TreeVisibility.Hidden;
}
return TreeVisibility.Recurse;
}
}
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