blob: ca0e450e44aff4a021c6c3b10b7d24122668f7d5 [file] [log] [blame]
/*
* Copyright (C) IBM Corp. 2009 All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of IBM Corp. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* @implements {UI.ActionDelegate}
* @implements {UI.ToolbarItem.ItemsProvider}
* @implements {UI.ContextMenu.Provider}
* @unrestricted
*/
Sources.WatchExpressionsSidebarPane = class extends UI.ThrottledWidget {
constructor() {
super(true);
this.registerRequiredCSS('object_ui/objectValue.css');
this.registerRequiredCSS('sources/watchExpressionsSidebarPane.css');
/** @type {!Array.<!Sources.WatchExpression>} */
this._watchExpressions = [];
this._watchExpressionsSetting = Common.settings.createLocalSetting('watchExpressions', []);
this._addButton = new UI.ToolbarButton(ls`Add watch expression`, 'largeicon-add');
this._addButton.addEventListener(UI.ToolbarButton.Events.Click, this._addButtonClicked.bind(this));
this._refreshButton = new UI.ToolbarButton(ls`Refresh watch expressions`, 'largeicon-refresh');
this._refreshButton.addEventListener(UI.ToolbarButton.Events.Click, this.update, this);
this.contentElement.classList.add('watch-expressions');
this.contentElement.addEventListener('contextmenu', this._contextMenu.bind(this), false);
this._treeOutline = new ObjectUI.ObjectPropertiesSectionsTreeOutline();
this._treeOutline.registerRequiredCSS('sources/watchExpressionsSidebarPane.css');
this._treeOutline.setShowSelectionOnKeyboardFocus(/* show */ true);
this._expandController = new ObjectUI.ObjectPropertiesSectionsTreeExpandController(this._treeOutline);
UI.context.addFlavorChangeListener(SDK.ExecutionContext, this.update, this);
UI.context.addFlavorChangeListener(SDK.DebuggerModel.CallFrame, this.update, this);
this._linkifier = new Components.Linkifier();
this.update();
}
/**
* @override
* @return {!Array<!UI.ToolbarItem>}
*/
toolbarItems() {
return [this._addButton, this._refreshButton];
}
/**
* @override
*/
focus() {
if (this.hasFocus()) {
return;
}
if (this._watchExpressions.length > 0) {
this._treeOutline.forceSelect();
}
}
/**
* @return {boolean}
*/
hasExpressions() {
return !!this._watchExpressionsSetting.get().length;
}
_saveExpressions() {
const toSave = [];
for (let i = 0; i < this._watchExpressions.length; i++) {
if (this._watchExpressions[i].expression()) {
toSave.push(this._watchExpressions[i].expression());
}
}
this._watchExpressionsSetting.set(toSave);
}
async _addButtonClicked() {
await UI.viewManager.showView('sources.watch');
this._createWatchExpression(null).startEditing();
}
/**
* @override
* @return {!Promise.<?>}
*/
doUpdate() {
this._linkifier.reset();
this.contentElement.removeChildren();
this._treeOutline.removeChildren();
this._watchExpressions = [];
this._emptyElement = this.contentElement.createChild('div', 'gray-info-message');
this._emptyElement.textContent = Common.UIString('No watch expressions');
this._emptyElement.tabIndex = -1;
const watchExpressionStrings = this._watchExpressionsSetting.get();
for (let i = 0; i < watchExpressionStrings.length; ++i) {
const expression = watchExpressionStrings[i];
if (!expression) {
continue;
}
this._createWatchExpression(expression);
}
return Promise.resolve();
}
/**
* @param {?string} expression
* @return {!Sources.WatchExpression}
*/
_createWatchExpression(expression) {
this._emptyElement.classList.add('hidden');
this.contentElement.appendChild(this._treeOutline.element);
const watchExpression = new Sources.WatchExpression(expression, this._expandController, this._linkifier);
watchExpression.addEventListener(
Sources.WatchExpression.Events.ExpressionUpdated, this._watchExpressionUpdated, this);
this._treeOutline.appendChild(watchExpression.treeElement());
this._watchExpressions.push(watchExpression);
return watchExpression;
}
/**
* @param {!Common.Event} event
*/
_watchExpressionUpdated(event) {
const watchExpression = /** @type {!Sources.WatchExpression} */ (event.data);
if (!watchExpression.expression()) {
this._watchExpressions.remove(watchExpression);
this._treeOutline.removeChild(watchExpression.treeElement());
this._emptyElement.classList.toggle('hidden', !!this._watchExpressions.length);
if (this._watchExpressions.length === 0) {
this._treeOutline.element.remove();
}
}
this._saveExpressions();
}
/**
* @param {!Event} event
*/
_contextMenu(event) {
const contextMenu = new UI.ContextMenu(event);
this._populateContextMenu(contextMenu, event);
contextMenu.show();
}
/**
* @param {!UI.ContextMenu} contextMenu
* @param {!Event} event
*/
_populateContextMenu(contextMenu, event) {
let isEditing = false;
for (const watchExpression of this._watchExpressions) {
isEditing |= watchExpression.isEditing();
}
if (!isEditing) {
contextMenu.debugSection().appendItem(Common.UIString('Add watch expression'), this._addButtonClicked.bind(this));
}
if (this._watchExpressions.length > 1) {
contextMenu.debugSection().appendItem(
Common.UIString('Delete all watch expressions'), this._deleteAllButtonClicked.bind(this));
}
const treeElement = this._treeOutline.treeElementFromEvent(event);
if (!treeElement) {
return;
}
const currentWatchExpression =
this._watchExpressions.find(watchExpression => treeElement.hasAncestorOrSelf(watchExpression.treeElement()));
currentWatchExpression._populateContextMenu(contextMenu, event);
}
_deleteAllButtonClicked() {
this._watchExpressions = [];
this._saveExpressions();
this.update();
}
/**
* @param {string} expression
*/
_focusAndAddExpressionToWatch(expression) {
UI.viewManager.showView('sources.watch');
this.doUpdate();
this._addExpressionToWatch(expression);
}
/**
* @param {string} expression
*/
_addExpressionToWatch(expression) {
this._createWatchExpression(expression);
this._saveExpressions();
}
/**
* @override
* @param {!UI.Context} context
* @param {string} actionId
* @return {boolean}
*/
handleAction(context, actionId) {
const frame = UI.context.flavor(Sources.UISourceCodeFrame);
if (!frame) {
return false;
}
const text = frame.textEditor.text(frame.textEditor.selection());
this._focusAndAddExpressionToWatch(text);
return true;
}
/**
* @param {!ObjectUI.ObjectPropertyTreeElement} target
*/
_addPropertyPathToWatch(target) {
this._addExpressionToWatch(target.path());
}
/**
* @override
* @param {!Event} event
* @param {!UI.ContextMenu} contextMenu
* @param {!Object} target
*/
appendApplicableItems(event, contextMenu, target) {
if (target instanceof ObjectUI.ObjectPropertyTreeElement && !target.property.synthetic) {
contextMenu.debugSection().appendItem(
ls`Add property path to watch`, this._addPropertyPathToWatch.bind(this, target));
}
const frame = UI.context.flavor(Sources.UISourceCodeFrame);
if (!frame || frame.textEditor.selection().isEmpty()) {
return;
}
contextMenu.debugSection().appendAction('sources.add-to-watch');
}
};
/**
* @unrestricted
*/
Sources.WatchExpression = class extends Common.Object {
/**
* @param {?string} expression
* @param {!ObjectUI.ObjectPropertiesSectionsTreeExpandController} expandController
* @param {!Components.Linkifier} linkifier
*/
constructor(expression, expandController, linkifier) {
super();
this._expression = expression;
this._expandController = expandController;
this._element = createElementWithClass('div', 'watch-expression monospace');
this._editing = false;
this._linkifier = linkifier;
this._createWatchExpression();
this.update();
}
/**
* @return {!UI.TreeElement}
*/
treeElement() {
return this._treeElement;
}
/**
* @return {?string}
*/
expression() {
return this._expression;
}
update() {
const currentExecutionContext = UI.context.flavor(SDK.ExecutionContext);
if (currentExecutionContext && this._expression) {
currentExecutionContext
.evaluate(
{
expression: this._expression,
objectGroup: Sources.WatchExpression._watchObjectGroupId,
includeCommandLineAPI: false,
silent: true,
returnByValue: false,
generatePreview: false
},
/* userGesture */ false,
/* awaitPromise */ false)
.then(result => this._createWatchExpression(result.object, result.exceptionDetails));
}
}
startEditing() {
this._editing = true;
this._element.removeChildren();
const newDiv = this._element.createChild('div');
newDiv.textContent = this._nameElement.textContent;
this._textPrompt = new ObjectUI.ObjectPropertyPrompt();
this._textPrompt.renderAsBlock();
const proxyElement = this._textPrompt.attachAndStartEditing(newDiv, this._finishEditing.bind(this));
this._treeElement.listItemElement.classList.add('watch-expression-editing');
proxyElement.classList.add('watch-expression-text-prompt-proxy');
proxyElement.addEventListener('keydown', this._promptKeyDown.bind(this), false);
this._element.getComponentSelection().selectAllChildren(newDiv);
}
/**
* @return {boolean}
*/
isEditing() {
return !!this._editing;
}
/**
* @param {!Event} event
* @param {boolean=} canceled
*/
_finishEditing(event, canceled) {
if (event) {
event.consume(canceled);
}
this._editing = false;
this._treeElement.listItemElement.classList.remove('watch-expression-editing');
this._textPrompt.detach();
const newExpression = canceled ? this._expression : this._textPrompt.text();
delete this._textPrompt;
this._element.removeChildren();
this._updateExpression(newExpression);
}
/**
* @param {!Event} event
*/
_dblClickOnWatchExpression(event) {
event.consume();
if (!this.isEditing()) {
this.startEditing();
}
}
/**
* @param {?string} newExpression
*/
_updateExpression(newExpression) {
if (this._expression) {
this._expandController.stopWatchSectionsWithId(this._expression);
}
this._expression = newExpression;
this.update();
this.dispatchEventToListeners(Sources.WatchExpression.Events.ExpressionUpdated, this);
}
/**
* @param {!Event} event
*/
_deleteWatchExpression(event) {
event.consume(true);
this._updateExpression(null);
}
/**
* @param {!SDK.RemoteObject=} result
* @param {!Protocol.Runtime.ExceptionDetails=} exceptionDetails
*/
_createWatchExpression(result, exceptionDetails) {
this._result = result || null;
this._element.removeChildren();
const oldTreeElement = this._treeElement;
this._createWatchExpressionTreeElement(result, exceptionDetails);
if (oldTreeElement && oldTreeElement.parent) {
const root = oldTreeElement.parent;
const index = root.indexOfChild(oldTreeElement);
root.removeChild(oldTreeElement);
root.insertChild(this._treeElement, index);
}
this._treeElement.select();
}
/**
* @param {!SDK.RemoteObject=} expressionValue
* @param {!Protocol.Runtime.ExceptionDetails=} exceptionDetails
* @return {!Element}
*/
_createWatchExpressionHeader(expressionValue, exceptionDetails) {
const headerElement = this._element.createChild('div', 'watch-expression-header');
const deleteButton = UI.Icon.create('smallicon-cross', 'watch-expression-delete-button');
deleteButton.title = ls`Delete watch expression`;
deleteButton.addEventListener('click', this._deleteWatchExpression.bind(this), false);
headerElement.appendChild(deleteButton);
const titleElement = headerElement.createChild('div', 'watch-expression-title tree-element-title');
this._nameElement = ObjectUI.ObjectPropertiesSection.createNameElement(this._expression);
if (!!exceptionDetails || !expressionValue) {
this._valueElement = createElementWithClass('span', 'watch-expression-error value');
titleElement.classList.add('dimmed');
this._valueElement.textContent = Common.UIString('<not available>');
} else {
this._valueElement = ObjectUI.ObjectPropertiesSection.createValueElementWithCustomSupport(
expressionValue, !!exceptionDetails, false /* showPreview */, titleElement, this._linkifier);
}
const separatorElement = createElementWithClass('span', 'watch-expressions-separator');
separatorElement.textContent = ': ';
titleElement.appendChildren(this._nameElement, separatorElement, this._valueElement);
return headerElement;
}
/**
* @param {!SDK.RemoteObject=} expressionValue
* @param {!Protocol.Runtime.ExceptionDetails=} exceptionDetails
*/
_createWatchExpressionTreeElement(expressionValue, exceptionDetails) {
const headerElement = this._createWatchExpressionHeader(expressionValue, exceptionDetails);
if (!exceptionDetails && expressionValue && expressionValue.hasChildren && !expressionValue.customPreview()) {
headerElement.classList.add('watch-expression-object-header');
this._treeElement = new ObjectUI.ObjectPropertiesSection.RootElement(expressionValue, this._linkifier);
this._expandController.watchSection(/** @type {string} */ (this._expression), this._treeElement);
this._treeElement.toggleOnClick = false;
this._treeElement.listItemElement.addEventListener('click', this._onSectionClick.bind(this), false);
this._treeElement.listItemElement.addEventListener('dblclick', this._dblClickOnWatchExpression.bind(this));
} else {
headerElement.addEventListener('dblclick', this._dblClickOnWatchExpression.bind(this));
this._treeElement = new UI.TreeElement();
}
this._treeElement.title = this._element;
this._treeElement.listItemElement.classList.add('watch-expression-tree-item');
this._treeElement.listItemElement.addEventListener('keydown', event => {
if (isEnterKey(event) && !this.isEditing()) {
this.startEditing();
event.consume(true);
}
});
}
/**
* @param {!Event} event
*/
_onSectionClick(event) {
event.consume(true);
if (event.detail === 1) {
this._preventClickTimeout = setTimeout(handleClick.bind(this), 333);
} else {
clearTimeout(this._preventClickTimeout);
delete this._preventClickTimeout;
}
/**
* @this {Sources.WatchExpression}
*/
function handleClick() {
if (!this._treeElement) {
return;
}
if (this._treeElement.expanded) {
this._treeElement.collapse();
} else {
this._treeElement.expand();
}
}
}
/**
* @param {!Event} event
*/
_promptKeyDown(event) {
if (isEnterKey(event) || isEscKey(event)) {
this._finishEditing(event, isEscKey(event));
}
}
/**
* @param {!UI.ContextMenu} contextMenu
* @param {!Event} event
*/
_populateContextMenu(contextMenu, event) {
if (!this.isEditing()) {
contextMenu.editSection().appendItem(
Common.UIString('Delete watch expression'), this._updateExpression.bind(this, null));
}
if (!this.isEditing() && this._result && (this._result.type === 'number' || this._result.type === 'string')) {
contextMenu.clipboardSection().appendItem(Common.UIString('Copy value'), this._copyValueButtonClicked.bind(this));
}
const target = event.deepElementFromPoint();
if (target && this._valueElement.isSelfOrAncestor(target)) {
contextMenu.appendApplicableItems(this._result);
}
}
_copyValueButtonClicked() {
Host.InspectorFrontendHost.copyText(this._valueElement.textContent);
}
};
Sources.WatchExpression._watchObjectGroupId = 'watch-group';
/** @enum {symbol} */
Sources.WatchExpression.Events = {
ExpressionUpdated: Symbol('ExpressionUpdated')
};