blob: 0be9b0806e4cbd9515843135e0506a4830d3541f [file] [log] [blame]
/*
* Copyright (C) 2007, 2008, 2013, 2015, 2016 Apple Inc. All rights reserved.
* Copyright (C) 2008 Matt Lilek <webkit@mattlilek.com>
* Copyright (C) 2009 Joseph Pecoraro
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. Neither the name of Apple Inc. ("Apple") 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 APPLE AND ITS 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 APPLE OR ITS 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.
*/
WI.DOMTreeElement = class DOMTreeElement extends WI.TreeElement
{
constructor(node, elementCloseTag)
{
super("", node);
this._elementCloseTag = elementCloseTag;
this.hasChildren = !elementCloseTag && this._hasVisibleChildren();
if (this.representedObject.nodeType() === Node.ELEMENT_NODE && !elementCloseTag)
this._canAddAttributes = true;
this._searchQuery = null;
this._expandedChildrenLimit = WI.DOMTreeElement.InitialChildrenLimit;
this._breakpointStatus = WI.DOMTreeElement.BreakpointStatus.None;
this._animatingHighlight = false;
this._shouldHighlightAfterReveal = false;
this._boundHighlightAnimationEnd = this._highlightAnimationEnd.bind(this);
this._subtreeBreakpointCount = 0;
this._highlightedAttributes = new Set;
this._recentlyModifiedAttributes = new Map;
this._closeTagTreeElement = null;
node.addEventListener(WI.DOMNode.Event.EnabledPseudoClassesChanged, this._nodePseudoClassesDidChange, this);
this._ignoreSingleTextChild = false;
this._forceUpdateTitle = false;
}
// Static
static shadowRootTypeDisplayName(type)
{
switch (type) {
case WI.DOMNode.ShadowRootType.UserAgent:
return WI.UIString("User Agent");
case WI.DOMNode.ShadowRootType.Open:
return WI.UIString("Open");
case WI.DOMNode.ShadowRootType.Closed:
return WI.UIString("Closed");
}
}
// Public
get hasBreakpoint()
{
return this._breakpointStatus !== WI.DOMTreeElement.BreakpointStatus.None || this._subtreeBreakpointCount > 0;
}
get breakpointStatus()
{
return this._breakpointStatus;
}
set breakpointStatus(status)
{
if (this._breakpointStatus === status)
return;
let increment;
if (this._breakpointStatus === WI.DOMTreeElement.BreakpointStatus.None)
increment = 1;
else if (status === WI.DOMTreeElement.BreakpointStatus.None)
increment = -1;
this._breakpointStatus = status;
this._updateBreakpointStatus();
if (!increment)
return;
let parentElement = this.parent;
while (parentElement && !parentElement.root) {
parentElement.subtreeBreakpointCountDidChange(increment);
parentElement = parentElement.parent;
}
}
get closeTagTreeElement() { return this._closeTagTreeElement; }
revealAndHighlight()
{
if (this._animatingHighlight)
return;
this._shouldHighlightAfterReveal = true;
this.reveal();
}
subtreeBreakpointCountDidChange(increment)
{
this._subtreeBreakpointCount += increment;
this._updateBreakpointStatus();
}
isCloseTag()
{
return this._elementCloseTag;
}
highlightSearchResults(searchQuery)
{
if (this._searchQuery !== searchQuery) {
this._updateSearchHighlight(false);
this._highlightResult = undefined; // A new search query.
}
this._searchQuery = searchQuery;
this._searchHighlightsVisible = true;
this.updateTitle(true);
}
hideSearchHighlights()
{
this._searchHighlightsVisible = false;
this._updateSearchHighlight(false);
}
emphasizeSearchHighlight()
{
var highlightElement = this.title.querySelector("." + WI.DOMTreeElement.SearchHighlightStyleClassName);
console.assert(highlightElement);
if (!highlightElement)
return;
if (this._bouncyHighlightElement)
this._bouncyHighlightElement.remove();
this._bouncyHighlightElement = document.createElement("div");
this._bouncyHighlightElement.className = WI.DOMTreeElement.BouncyHighlightStyleClassName;
this._bouncyHighlightElement.textContent = highlightElement.textContent;
// Position and show the bouncy highlight adjusting the coordinates to be inside the TreeOutline's space.
var highlightElementRect = highlightElement.getBoundingClientRect();
var treeOutlineRect = this.treeOutline.element.getBoundingClientRect();
this._bouncyHighlightElement.style.top = (highlightElementRect.top - treeOutlineRect.top) + "px";
this._bouncyHighlightElement.style.left = (highlightElementRect.left - treeOutlineRect.left) + "px";
this.title.appendChild(this._bouncyHighlightElement);
function animationEnded()
{
if (!this._bouncyHighlightElement)
return;
this._bouncyHighlightElement.remove();
this._bouncyHighlightElement = null;
}
this._bouncyHighlightElement.addEventListener("animationend", animationEnded.bind(this));
}
_updateSearchHighlight(show)
{
if (!this._highlightResult)
return;
function updateEntryShow(entry)
{
switch (entry.type) {
case "added":
entry.parent.insertBefore(entry.node, entry.nextSibling);
break;
case "changed":
entry.node.textContent = entry.newText;
break;
}
}
function updateEntryHide(entry)
{
switch (entry.type) {
case "added":
entry.node.remove();
break;
case "changed":
entry.node.textContent = entry.oldText;
break;
}
}
var updater = show ? updateEntryShow : updateEntryHide;
for (var i = 0, size = this._highlightResult.length; i < size; ++i)
updater(this._highlightResult[i]);
}
get hovered()
{
return this._hovered;
}
set hovered(value)
{
if (this._hovered === value)
return;
this._hovered = value;
if (this.listItemElement) {
this.listItemElement.classList.toggle("hovered", this._hovered);
this.updateSelectionArea();
}
}
get editable()
{
let node = this.representedObject;
if (node.isShadowRoot() || node.isInUserAgentShadowTree())
return false;
if (node.isPseudoElement())
return false;
return this.treeOutline.editable;
}
get expandedChildrenLimit()
{
return this._expandedChildrenLimit;
}
set expandedChildrenLimit(x)
{
if (this._expandedChildrenLimit === x)
return;
this._expandedChildrenLimit = x;
if (this.treeOutline && !this._updateChildrenInProgress)
this._updateChildren(true);
}
get expandedChildCount()
{
var count = this.children.length;
if (count && this.children[count - 1]._elementCloseTag)
count--;
if (count && this.children[count - 1].expandAllButton)
count--;
return count;
}
attributeDidChange(name)
{
if (this._recentlyModifiedAttributes.has(name))
return;
this._recentlyModifiedAttributes.set(name, {
value: null,
timestamp: NaN,
element: null,
listener: null,
});
}
highlightAttribute(name)
{
this._highlightedAttributes.add(name);
}
showChildNode(node)
{
console.assert(!this._elementCloseTag);
if (this._elementCloseTag)
return null;
var index = this._visibleChildren().indexOf(node);
if (index === -1)
return null;
if (index >= this.expandedChildrenLimit) {
this._expandedChildrenLimit = index + 1;
this._updateChildren(true);
}
return this.children[index];
}
toggleElementVisibility(forceHidden)
{
let effectiveNode = this.representedObject;
if (effectiveNode.isPseudoElement()) {
effectiveNode = effectiveNode.parentNode;
console.assert(effectiveNode);
if (!effectiveNode)
return;
}
if (effectiveNode.nodeType() !== Node.ELEMENT_NODE)
return;
function inspectedPage_node_injectStyleAndToggleClass(hiddenClassName, force) {
let styleElement = document.getElementById(hiddenClassName);
if (!styleElement) {
styleElement = document.createElement("style");
styleElement.id = hiddenClassName;
styleElement.textContent = `.${hiddenClassName} { visibility: hidden !important; }`;
document.head.appendChild(styleElement);
}
this.classList.toggle(hiddenClassName, force);
}
WI.RemoteObject.resolveNode(effectiveNode).then((object) => {
object.callFunction(inspectedPage_node_injectStyleAndToggleClass, [WI.DOMTreeElement.HideElementStyleSheetIdOrClassName, forceHidden], false);
object.release();
});
}
_createTooltipForNode()
{
var node = this.representedObject;
if (!node.nodeName() || node.nodeName().toLowerCase() !== "img")
return;
function setTooltip(error, result, wasThrown)
{
if (error || wasThrown || !result || result.type !== "string")
return;
try {
var properties = JSON.parse(result.description);
var offsetWidth = properties[0];
var offsetHeight = properties[1];
var naturalWidth = properties[2];
var naturalHeight = properties[3];
if (offsetHeight === naturalHeight && offsetWidth === naturalWidth)
this.tooltip = WI.UIString("%d \xd7 %d pixels").format(offsetWidth, offsetHeight);
else
this.tooltip = WI.UIString("%d \xd7 %d pixels (Natural: %d \xd7 %d pixels)").format(offsetWidth, offsetHeight, naturalWidth, naturalHeight);
} catch (e) {
console.error(e);
}
}
WI.RemoteObject.resolveNode(node).then((object) => {
function inspectedPage_node_dimensions() {
return "[" + this.offsetWidth + "," + this.offsetHeight + "," + this.naturalWidth + "," + this.naturalHeight + "]";
}
object.callFunction(inspectedPage_node_dimensions, undefined, false, setTooltip.bind(this));
object.release();
});
}
updateSelectionArea()
{
let listItemElement = this.listItemElement;
if (!listItemElement)
return;
// If there's no reason to have a selection area, remove the DOM element.
let indicatesTreeOutlineState = this.treeOutline && (this.treeOutline.dragOverTreeElement === this || this.selected || this._animatingHighlight);
if (!this.hovered && !this.pseudoClassesEnabled && !indicatesTreeOutlineState) {
if (this._selectionElement) {
this._selectionElement.remove();
this._selectionElement = null;
}
return;
}
if (!this._selectionElement) {
this._selectionElement = document.createElement("div");
this._selectionElement.className = "selection-area";
listItemElement.insertBefore(this._selectionElement, listItemElement.firstChild);
}
this._selectionElement.style.height = listItemElement.offsetHeight + "px";
}
onattach()
{
if (this.hovered)
this.listItemElement.classList.add("hovered");
this.updateTitle();
if (this.editable) {
this.listItemElement.draggable = true;
this.listItemElement.addEventListener("dragstart", this);
}
}
onpopulate()
{
if (this.children.length || !this._hasVisibleChildren() || this._elementCloseTag)
return;
this.updateChildren();
}
expandRecursively()
{
this.representedObject.getSubtree(-1, super.expandRecursively.bind(this, Number.MAX_VALUE));
}
updateChildren(fullRefresh)
{
if (this._elementCloseTag)
return;
this.representedObject.getChildNodes(this._updateChildren.bind(this, fullRefresh));
}
insertChildElement(child, index, closingTag)
{
var newElement = new WI.DOMTreeElement(child, closingTag);
newElement.selectable = this.treeOutline.selectable;
this.insertChild(newElement, index);
return newElement;
}
moveChild(child, targetIndex)
{
// No move needed if the child is already in the right place.
if (this.children[targetIndex] === child)
return;
var originalSelectedChild = this.treeOutline.selectedTreeElement;
this.removeChild(child);
this.insertChild(child, targetIndex);
if (originalSelectedChild !== this.treeOutline.selectedTreeElement)
originalSelectedChild.select();
}
_updateChildren(fullRefresh)
{
if (this._updateChildrenInProgress || !this.treeOutline._visible)
return;
this._closeTagTreeElement = null;
this._updateChildrenInProgress = true;
var node = this.representedObject;
var selectedNode = this.treeOutline.selectedDOMNode();
var originalScrollTop = 0;
var hasVisibleChildren = this._hasVisibleChildren();
if (fullRefresh || !hasVisibleChildren) {
var treeOutlineContainerElement = this.treeOutline.element.parentNode;
originalScrollTop = treeOutlineContainerElement.scrollTop;
var selectedTreeElement = this.treeOutline.selectedTreeElement;
if (selectedTreeElement && selectedTreeElement.hasAncestor(this))
this.select();
this.removeChildren();
// No longer have children.
if (!hasVisibleChildren) {
this.hasChildren = false;
this.updateTitle();
this._updateChildrenInProgress = false;
return;
}
}
// We now have children.
if (!this.hasChildren) {
this.hasChildren = true;
this.updateTitle();
}
// Remove any tree elements that no longer have this node (or this node's contentDocument) as their parent.
// Keep a list of existing tree elements for nodes that we can use later.
var existingChildTreeElements = new Map;
for (var i = this.children.length - 1; i >= 0; --i) {
var currentChildTreeElement = this.children[i];
var currentNode = currentChildTreeElement.representedObject;
var currentParentNode = currentNode.parentNode;
if (currentParentNode === node) {
existingChildTreeElements.set(currentNode, currentChildTreeElement);
continue;
}
this.removeChildAtIndex(i);
}
// Move / create TreeElements for our visible children.
var elementToSelect = null;
var visibleChildren = this._visibleChildren();
for (var i = 0; i < visibleChildren.length && i < this.expandedChildrenLimit; ++i) {
var childNode = visibleChildren[i];
// Already have a tree element for this child, just move it.
var existingChildTreeElement = existingChildTreeElements.get(childNode);
if (existingChildTreeElement) {
this.moveChild(existingChildTreeElement, i);
continue;
}
// No existing tree element for this child. Insert a new element.
var newChildTreeElement = this.insertChildElement(childNode, i);
// Update state.
if (childNode === selectedNode)
elementToSelect = newChildTreeElement;
if (this.expandedChildCount > this.expandedChildrenLimit)
this.expandedChildrenLimit++;
}
// Update expand all children button.
this.adjustCollapsedRange();
// Insert closing tag tree element.
var lastChild = this.children.lastValue;
if (node.nodeType() === Node.ELEMENT_NODE && (!lastChild || !lastChild._elementCloseTag))
this._closeTagTreeElement = this.insertChildElement(this.representedObject, this.children.length, true);
// We want to restore the original selection and tree scroll position after a full refresh, if possible.
if (fullRefresh && elementToSelect) {
elementToSelect.select();
if (treeOutlineContainerElement && originalScrollTop <= treeOutlineContainerElement.scrollHeight)
treeOutlineContainerElement.scrollTop = originalScrollTop;
}
this._updateChildrenInProgress = false;
}
adjustCollapsedRange()
{
// Ensure precondition: only the tree elements for node children are found in the tree
// (not the Expand All button or the closing tag).
if (this.expandAllButtonElement && this.expandAllButtonElement.__treeElement.parent)
this.removeChild(this.expandAllButtonElement.__treeElement);
if (!this._hasVisibleChildren())
return;
var visibleChildren = this._visibleChildren();
var totalChildrenCount = visibleChildren.length;
// In case some nodes from the expanded range were removed, pull some nodes from the collapsed range into the expanded range at the bottom.
for (var i = this.expandedChildCount, limit = Math.min(this.expandedChildrenLimit, totalChildrenCount); i < limit; ++i)
this.insertChildElement(visibleChildren[i], i);
var expandedChildCount = this.expandedChildCount;
if (totalChildrenCount > this.expandedChildCount) {
var targetButtonIndex = expandedChildCount;
if (!this.expandAllButtonElement) {
var button = document.createElement("button");
button.className = "show-all-nodes";
button.value = "";
var item = new WI.TreeElement(button, null, false);
item.selectable = false;
item.expandAllButton = true;
this.insertChild(item, targetButtonIndex);
this.expandAllButtonElement = button;
this.expandAllButtonElement.__treeElement = item;
this.expandAllButtonElement.addEventListener("click", this.handleLoadAllChildren.bind(this), false);
} else if (!this.expandAllButtonElement.__treeElement.parent)
this.insertChild(this.expandAllButtonElement.__treeElement, targetButtonIndex);
this.expandAllButtonElement.textContent = WI.UIString("Show All Nodes (%d More)").format(totalChildrenCount - expandedChildCount);
} else if (this.expandAllButtonElement)
this.expandAllButtonElement = null;
}
handleLoadAllChildren()
{
var visibleChildren = this._visibleChildren();
this.expandedChildrenLimit = Math.max(visibleChildren.length, this.expandedChildrenLimit + WI.DOMTreeElement.InitialChildrenLimit);
}
onexpand()
{
if (this._elementCloseTag)
return;
if (!this.listItemElement)
return;
this.updateTitle();
for (let treeElement of this.children)
treeElement.updateSelectionArea();
}
oncollapse()
{
if (this._elementCloseTag)
return;
this.updateTitle();
}
onreveal()
{
let listItemElement = this.listItemElement;
if (!listItemElement)
return;
let tagSpans = listItemElement.getElementsByClassName("html-tag-name");
if (tagSpans.length)
tagSpans[0].scrollIntoViewIfNeeded(false);
else
listItemElement.scrollIntoViewIfNeeded(false);
if (!this._shouldHighlightAfterReveal)
return;
this._shouldHighlightAfterReveal = false;
this._animatingHighlight = true;
this.updateSelectionArea();
listItemElement.addEventListener("animationend", this._boundHighlightAnimationEnd);
listItemElement.classList.add(WI.DOMTreeElement.HighlightStyleClassName);
}
onenter()
{
if (!this.editable)
return false;
// On Enter or Return start editing the first attribute
// or create a new attribute on the selected element.
if (this.treeOutline.editing)
return false;
this._startEditing();
// prevent a newline from being immediately inserted
return true;
}
canSelectOnMouseDown(event)
{
if (this._editing)
return false;
// Prevent selecting the nearest word on double click.
if (event.detail >= 2) {
event.preventDefault();
return false;
}
return true;
}
ondblclick(event)
{
if (!this.editable)
return false;
if (this._editing || this._elementCloseTag)
return;
if (this._startEditingTarget(event.target))
return;
if (this.hasChildren && !this.expanded)
this.expand();
}
_insertInLastAttributePosition(tag, node)
{
if (tag.getElementsByClassName("html-attribute").length > 0)
tag.insertBefore(node, tag.lastChild);
else {
var nodeName = tag.textContent.match(/^<(.*?)>$/)[1];
tag.textContent = "";
tag.append("<" + nodeName, node, ">");
}
this.updateSelectionArea();
}
_startEditingTarget(eventTarget)
{
if (this.treeOutline.selectedDOMNode() !== this.representedObject)
return false;
if (this.representedObject.isShadowRoot() || this.representedObject.isInUserAgentShadowTree())
return false;
if (this.representedObject.isPseudoElement())
return false;
if (this.representedObject.nodeType() !== Node.ELEMENT_NODE && this.representedObject.nodeType() !== Node.TEXT_NODE)
return false;
var textNode = eventTarget.closest(".html-text-node");
if (textNode)
return this._startEditingTextNode(textNode);
var attribute = eventTarget.closest(".html-attribute");
if (attribute)
return this._startEditingAttribute(attribute, eventTarget);
var tagName = eventTarget.closest(".html-tag-name");
if (tagName)
return this._startEditingTagName(tagName);
return false;
}
_populateTagContextMenu(contextMenu, event, subMenus)
{
let node = this.representedObject;
let isNonShadowEditable = !node.isInUserAgentShadowTree() && this.editable;
let attached = node.attached;
if (event.target && event.target.tagName === "A")
WI.appendContextMenuItemsForURL(contextMenu, event.target.href, {frame: node.frame});
contextMenu.appendSeparator();
this._populateNodeContextMenu(contextMenu, subMenus);
if (this.selected && this.treeOutline && this.treeOutline.selectedTreeElements.length > 1) {
let forceHidden = !this.treeOutline.selectedTreeElements.every((treeElement) => treeElement.isNodeHidden);
let label = forceHidden ? WI.UIString("Hide Elements") : WI.UIString("Show Elements");
contextMenu.appendItem(label, () => {
if (this.treeOutline)
this.treeOutline.toggleSelectedElementsVisibility(forceHidden);
});
} else
contextMenu.appendItem(WI.UIString("Toggle Visibility"), this.toggleElementVisibility.bind(this));
subMenus.add.appendItem(WI.UIString("Attribute"), this._addNewAttribute.bind(this), !isNonShadowEditable);
let attribute = event.target.closest(".html-attribute");
subMenus.edit.appendItem(WI.UIString("Attribute"), this._startEditingAttribute.bind(this, attribute, event.target), !attribute || ! isNonShadowEditable);
let attributeName = null;
if (attribute) {
let attributeNameElement = attribute.getElementsByClassName("html-attribute-name")[0];
if (attributeNameElement)
attributeName = attributeNameElement.textContent.trim();
}
let attributeValue = node.getAttribute(attributeName);
subMenus.copy.appendItem(WI.UIString("Attribute"), () => {
let text = attributeName;
if (attributeValue)
text += "=\"" + attributeValue.replace(/"/g, "\\\"") + "\"";
InspectorFrontendHost.copyText(text);
}, !attribute || !isNonShadowEditable);
subMenus.delete.appendItem(WI.UIString("Attribute"), () => {
node.removeAttribute(attributeName);
}, !attribute || !isNonShadowEditable);
subMenus.edit.appendItem(WI.UIString("Tag"), () => {
this._startEditingTagName();
}, !isNonShadowEditable);
contextMenu.appendSeparator();
if (WI.cssManager.canForcePseudoClasses() && attached) {
let pseudoSubMenu = contextMenu.appendSubMenuItem(WI.UIString("Forced Pseudo-Classes"));
let enabledPseudoClasses = node.enabledPseudoClasses;
WI.CSSManager.ForceablePseudoClasses.forEach((pseudoClass) => {
let enabled = enabledPseudoClasses.includes(pseudoClass);
pseudoSubMenu.appendCheckboxItem(pseudoClass.capitalize(), () => {
node.setPseudoClassEnabled(pseudoClass, !enabled);
}, enabled);
});
contextMenu.appendSeparator();
}
}
_populateTextContextMenu(contextMenu, textNode, subMenus)
{
this._populateNodeContextMenu(contextMenu, subMenus);
subMenus.edit.appendItem(WI.UIString("Text"), this._startEditingTextNode.bind(this, textNode), !this.editable);
subMenus.copy.appendItem(WI.UIString("Text"), () => {
InspectorFrontendHost.copyText(textNode.textContent);
}, !textNode.textContent.length);
}
_populateNodeContextMenu(contextMenu, subMenus)
{
let node = this.representedObject;
let isEditableNode = node.nodeType() === Node.ELEMENT_NODE && this.editable;
let forbiddenClosingTag = WI.DOMTreeElement.ForbiddenClosingTagElements.has(node.nodeNameInCorrectCase());
subMenus.add.appendItem(WI.UIString("Child"), this._addHTML.bind(this), forbiddenClosingTag || !isEditableNode);
subMenus.add.appendItem(WI.UIString("Previous Sibling"), this._addPreviousSibling.bind(this), !isEditableNode);
subMenus.add.appendItem(WI.UIString("Next Sibling"), this._addNextSibling.bind(this), !isEditableNode);
subMenus.edit.appendItem(WI.UIString("HTML"), this._editAsHTML.bind(this), !this.editable);
subMenus.copy.appendItem(WI.UIString("HTML"), this._copyHTML.bind(this), node.isPseudoElement());
if (!this.selected || this.treeOutline.selectedTreeElements.length === 1)
subMenus.delete.appendItem(WI.UIString("Node"), this.remove.bind(this), !this.editable);
for (let subMenu of Object.values(subMenus))
contextMenu.pushItem(subMenu);
}
_startEditing()
{
if (this.treeOutline.selectedDOMNode() !== this.representedObject)
return false;
if (!this.editable)
return false;
var listItem = this.listItemElement;
if (this._canAddAttributes) {
var attribute = listItem.getElementsByClassName("html-attribute")[0];
if (attribute)
return this._startEditingAttribute(attribute, attribute.getElementsByClassName("html-attribute-value")[0]);
return this._addNewAttribute();
}
if (this.representedObject.nodeType() === Node.TEXT_NODE) {
var textNode = listItem.getElementsByClassName("html-text-node")[0];
if (textNode)
return this._startEditingTextNode(textNode);
return false;
}
}
_addNewAttribute()
{
// Cannot just convert the textual html into an element without
// a parent node. Use a temporary span container for the HTML.
var container = document.createElement("span");
this._buildAttributeDOM(container, " ", "");
var attr = container.firstChild;
attr.style.marginLeft = "2px"; // overrides the .editing margin rule
attr.style.marginRight = "2px"; // overrides the .editing margin rule
var tag = this.listItemElement.getElementsByClassName("html-tag")[0];
this._insertInLastAttributePosition(tag, attr);
return this._startEditingAttribute(attr, attr);
}
_triggerEditAttribute(attributeName)
{
var attributeElements = this.listItemElement.getElementsByClassName("html-attribute-name");
for (var i = 0, len = attributeElements.length; i < len; ++i) {
if (attributeElements[i].textContent === attributeName) {
for (var elem = attributeElements[i].nextSibling; elem; elem = elem.nextSibling) {
if (elem.nodeType !== Node.ELEMENT_NODE)
continue;
if (elem.classList.contains("html-attribute-value"))
return this._startEditingAttribute(elem.parentNode, elem);
}
}
}
}
_startEditingAttribute(attribute, elementForSelection)
{
if (WI.isBeingEdited(attribute))
return true;
var attributeNameElement = attribute.getElementsByClassName("html-attribute-name")[0];
if (!attributeNameElement)
return false;
var attributeName = attributeNameElement.textContent;
function removeZeroWidthSpaceRecursive(node)
{
if (node.nodeType === Node.TEXT_NODE) {
node.nodeValue = node.nodeValue.replace(/\u200B/g, "");
return;
}
if (node.nodeType !== Node.ELEMENT_NODE)
return;
for (var child = node.firstChild; child; child = child.nextSibling)
removeZeroWidthSpaceRecursive(child);
}
// Remove zero-width spaces that were added by nodeTitleInfo.
removeZeroWidthSpaceRecursive(attribute);
var config = new WI.EditingConfig(this._attributeEditingCommitted.bind(this), this._editingCancelled.bind(this), attributeName);
config.setNumberCommitHandler(this._attributeNumberEditingCommitted.bind(this));
this._editing = WI.startEditing(attribute, config);
window.getSelection().setBaseAndExtent(elementForSelection, 0, elementForSelection, 1);
return true;
}
_startEditingTextNode(textNode)
{
if (WI.isBeingEdited(textNode))
return true;
var config = new WI.EditingConfig(this._textNodeEditingCommitted.bind(this), this._editingCancelled.bind(this));
config.spellcheck = true;
this._editing = WI.startEditing(textNode, config);
window.getSelection().setBaseAndExtent(textNode, 0, textNode, 1);
return true;
}
_startEditingTagName(tagNameElement)
{
if (!tagNameElement) {
tagNameElement = this.listItemElement.getElementsByClassName("html-tag-name")[0];
if (!tagNameElement)
return false;
}
var tagName = tagNameElement.textContent;
if (WI.DOMTreeElement.EditTagBlacklist.has(tagName.toLowerCase()))
return false;
if (WI.isBeingEdited(tagNameElement))
return true;
let closingTagElement = this._distinctClosingTagElement();
let originalClosingTagTextContent = closingTagElement ? closingTagElement.textContent : "";
function keyupListener(event)
{
if (closingTagElement)
closingTagElement.textContent = "</" + tagNameElement.textContent + ">";
}
function editingComitted(element, newTagName)
{
tagNameElement.removeEventListener("keyup", keyupListener, false);
this._tagNameEditingCommitted.apply(this, arguments);
}
function editingCancelled()
{
if (closingTagElement)
closingTagElement.textContent = originalClosingTagTextContent;
tagNameElement.removeEventListener("keyup", keyupListener, false);
this._editingCancelled.apply(this, arguments);
}
tagNameElement.addEventListener("keyup", keyupListener, false);
var config = new WI.EditingConfig(editingComitted.bind(this), editingCancelled.bind(this), tagName);
this._editing = WI.startEditing(tagNameElement, config);
window.getSelection().setBaseAndExtent(tagNameElement, 0, tagNameElement, 1);
return true;
}
_startEditingAsHTML(commitCallback, options = {})
{
if (this._htmlEditElement && WI.isBeingEdited(this._htmlEditElement))
return;
if (options.hideExistingElements) {
let child = this.listItemElement.firstChild;
while (child) {
child.style.display = "none";
child = child.nextSibling;
}
if (this._childrenListNode)
this._childrenListNode.style.display = "none";
}
let positionInside = options.position === "afterbegin" || options.position === "beforeend";
if (positionInside && this._childrenListNode) {
this._htmlEditElement = document.createElement("li");
let referenceNode = options.position === "afterbegin" ? this._childrenListNode.firstElementChild : this._childrenListNode.lastElementChild;
this._childrenListNode.insertBefore(this._htmlEditElement, referenceNode);
} else if (options.position && !positionInside) {
this._htmlEditElement = document.createElement("li");
let targetNode = (options.position === "afterend" && this._childrenListNode) ? this._childrenListNode : this.listItemElement;
targetNode.insertAdjacentElement(options.position, this._htmlEditElement);
} else {
this._htmlEditElement = document.createElement("div");
this.listItemElement.appendChild(this._htmlEditElement);
}
if (options.initialValue)
this._htmlEditElement.textContent = options.initialValue;
this.updateSelectionArea();
function commit()
{
commitCallback(this._htmlEditElement.textContent);
dispose.call(this);
}
function dispose()
{
this._editing = false;
// Remove editor.
this._htmlEditElement.remove();
this._htmlEditElement = null;
if (options.hideExistingElements) {
if (this._childrenListNode)
this._childrenListNode.style.removeProperty("display");
let child = this.listItemElement.firstChild;
while (child) {
child.style.removeProperty("display");
child = child.nextSibling;
}
}
this.updateSelectionArea();
}
var config = new WI.EditingConfig(commit.bind(this), dispose.bind(this));
config.setMultiline(true);
this._editing = WI.startEditing(this._htmlEditElement, config);
if (options.initialValue && !isNaN(options.startPosition)) {
let range = document.createRange();
range.setStart(this._htmlEditElement.firstChild, options.startPosition);
range.collapse(true);
let selection = window.getSelection();
selection.removeAllRanges();
selection.addRange(range);
}
}
_attributeEditingCommitted(element, newText, oldText, attributeName, moveDirection)
{
this._editing = false;
if (!newText.trim())
element.remove();
if (!moveDirection && newText === oldText)
return;
// FIXME: Workaround for <https://webkit.org/b/123163> &nbsp; is forced on SPACE between text nodes.
const nbspRegex = /\xA0/g;
newText = newText.replace(nbspRegex, " ");
var treeOutline = this.treeOutline;
function moveToNextAttributeIfNeeded(error)
{
if (error)
this._editingCancelled(element, attributeName);
if (!moveDirection)
return;
treeOutline._updateModifiedNodes();
// Search for the attribute's position, and then decide where to move to.
var attributes = this.representedObject.attributes();
for (var i = 0; i < attributes.length; ++i) {
if (attributes[i].name !== attributeName)
continue;
if (moveDirection === "backward") {
if (i === 0)
this._startEditingTagName();
else
this._triggerEditAttribute(attributes[i - 1].name);
} else {
if (i === attributes.length - 1)
this._addNewAttribute();
else
this._triggerEditAttribute(attributes[i + 1].name);
}
return;
}
// Moving From the "New Attribute" position.
if (moveDirection === "backward") {
if (newText === " ") {
// Moving from "New Attribute" that was not edited
if (attributes.length)
this._triggerEditAttribute(attributes.lastValue.name);
} else {
// Moving from "New Attribute" that holds new value
if (attributes.length > 1)
this._triggerEditAttribute(attributes[attributes.length - 2].name);
}
} else if (moveDirection === "forward") {
if (!/^\s*$/.test(newText))
this._addNewAttribute();
else
this._startEditingTagName();
}
}
this.representedObject.setAttribute(attributeName, newText, moveToNextAttributeIfNeeded.bind(this));
}
_attributeNumberEditingCommitted(element, newText, oldText, attributeName, moveDirection)
{
if (newText === oldText)
return;
this.representedObject.setAttribute(attributeName, newText);
}
_tagNameEditingCommitted(element, newText, oldText, tagName, moveDirection)
{
this._editing = false;
var self = this;
function cancel()
{
var closingTagElement = self._distinctClosingTagElement();
if (closingTagElement)
closingTagElement.textContent = "</" + tagName + ">";
self._editingCancelled(element, tagName);
moveToNextAttributeIfNeeded.call(self);
}
function moveToNextAttributeIfNeeded()
{
if (moveDirection !== "forward") {
this._addNewAttribute();
return;
}
var attributes = this.representedObject.attributes();
if (attributes.length > 0)
this._triggerEditAttribute(attributes[0].name);
else
this._addNewAttribute();
}
newText = newText.trim();
if (newText === oldText) {
cancel();
return;
}
var treeOutline = this.treeOutline;
var wasExpanded = this.expanded;
function changeTagNameCallback(error, nodeId)
{
if (error || !nodeId) {
cancel();
return;
}
var node = WI.domManager.nodeForId(nodeId);
// Select it and expand if necessary. We force tree update so that it processes dom events and is up to date.
treeOutline._updateModifiedNodes();
treeOutline.selectDOMNode(node, true);
var newTreeItem = treeOutline.findTreeElement(node);
if (wasExpanded)
newTreeItem.expand();
moveToNextAttributeIfNeeded.call(newTreeItem);
}
this.representedObject.setNodeName(newText, changeTagNameCallback);
}
_textNodeEditingCommitted(element, newText)
{
this._editing = false;
var textNode;
if (this.representedObject.nodeType() === Node.ELEMENT_NODE) {
// We only show text nodes inline in elements if the element only
// has a single child, and that child is a text node.
textNode = this.representedObject.firstChild;
} else if (this.representedObject.nodeType() === Node.TEXT_NODE)
textNode = this.representedObject;
textNode.setNodeValue(newText, this.updateTitle.bind(this));
}
_editingCancelled(element, context)
{
this._editing = false;
// Need to restore attributes structure.
this.updateTitle();
}
_distinctClosingTagElement()
{
// FIXME: Improve the Tree Element / Outline Abstraction to prevent crawling the DOM
// For an expanded element, it will be the last element with class "close"
// in the child element list.
if (this.expanded) {
var closers = this._childrenListNode.querySelectorAll(".close");
return closers[closers.length - 1];
}
// Remaining cases are single line non-expanded elements with a closing
// tag, or HTML elements without a closing tag (such as <br>). Return
// null in the case where there isn't a closing tag.
var tags = this.listItemElement.getElementsByClassName("html-tag");
return tags.length === 1 ? null : tags[tags.length - 1];
}
updateTitle(onlySearchQueryChanged)
{
// If we are editing, return early to prevent canceling the edit.
// After editing is committed updateTitle will be called.
if (this._editing && !this._forceUpdateTitle)
return;
if (onlySearchQueryChanged) {
if (this._highlightResult)
this._updateSearchHighlight(false);
} else {
this.title = document.createElement("span");
this.title.appendChild(this._nodeTitleInfo().titleDOM);
this._highlightResult = undefined;
}
// Setting this.title will implicitly remove all children. Clear the
// selection element so that we properly recreate it if necessary.
this._selectionElement = null;
this.updateSelectionArea();
this._highlightSearchResults();
this._updateBreakpointStatus();
}
_buildAttributeDOM(parentElement, name, value, node)
{
let hasText = value.length > 0;
let attrSpanElement = parentElement.createChild("span", "html-attribute");
let attrNameElement = attrSpanElement.createChild("span", "html-attribute-name");
attrNameElement.textContent = name;
let attrValueElement = null;
if (hasText)
attrSpanElement.append("=\u200B\"");
if (name === "src" || /\bhref\b/.test(name)) {
let baseURL = node.frame ? node.frame.url : null;
let rewrittenURL = absoluteURL(value, baseURL);
value = value.insertWordBreakCharacters();
if (!rewrittenURL) {
attrValueElement = attrSpanElement.createChild("span", "html-attribute-value");
attrValueElement.textContent = value;
} else {
if (value.startsWith("data:"))
value = value.truncateMiddle(60);
attrValueElement = document.createElement("a");
attrValueElement.href = rewrittenURL;
attrValueElement.textContent = value;
attrSpanElement.appendChild(attrValueElement);
}
} else if (name === "srcset") {
let baseURL = node.frame ? node.frame.url : null;
attrValueElement = attrSpanElement.createChild("span", "html-attribute-value");
// Leading whitespace.
let groups = value.split(/\s*,\s*/);
for (let i = 0; i < groups.length; ++i) {
let string = groups[i].trim();
let spaceIndex = string.search(/\s/);
if (spaceIndex === -1) {
let linkText = string;
let rewrittenURL = absoluteURL(string, baseURL);
let linkElement = attrValueElement.appendChild(document.createElement("a"));
linkElement.href = rewrittenURL;
linkElement.textContent = linkText.insertWordBreakCharacters();
} else {
let linkText = string.substring(0, spaceIndex);
let descriptorText = string.substring(spaceIndex).insertWordBreakCharacters();
let rewrittenURL = absoluteURL(linkText, baseURL);
let linkElement = attrValueElement.appendChild(document.createElement("a"));
linkElement.href = rewrittenURL;
linkElement.textContent = linkText.insertWordBreakCharacters();
let descriptorElement = attrValueElement.appendChild(document.createElement("span"));
descriptorElement.textContent = descriptorText;
}
if (i < groups.length - 1) {
let commaElement = attrValueElement.appendChild(document.createElement("span"));
commaElement.textContent = ", ";
}
}
} else {
value = value.insertWordBreakCharacters();
attrValueElement = attrSpanElement.createChild("span", "html-attribute-value");
attrValueElement.textContent = value;
}
if (hasText)
attrSpanElement.append("\"");
this._createModifiedAnimation(name, value, hasText ? attrValueElement : attrNameElement);
if (this._highlightedAttributes.has(name))
attrSpanElement.classList.add("highlight");
}
_buildTagDOM(parentElement, tagName, isClosingTag, isDistinctTreeElement)
{
var node = this.representedObject;
var classes = ["html-tag"];
if (isClosingTag && isDistinctTreeElement)
classes.push("close");
var tagElement = parentElement.createChild("span", classes.join(" "));
tagElement.append("<");
var tagNameElement = tagElement.createChild("span", isClosingTag ? "" : "html-tag-name");
tagNameElement.textContent = (isClosingTag ? "/" : "") + tagName;
if (!isClosingTag && node.hasAttributes()) {
var attributes = node.attributes();
for (var i = 0; i < attributes.length; ++i) {
var attr = attributes[i];
tagElement.append(" ");
this._buildAttributeDOM(tagElement, attr.name, attr.value, node);
}
}
tagElement.append(">");
parentElement.append("\u200B");
}
_nodeTitleInfo()
{
var node = this.representedObject;
var info = {titleDOM: document.createDocumentFragment(), hasChildren: this.hasChildren};
function trimedNodeValue()
{
// Trim empty lines from the beginning and extra space at the end since most style and script tags begin with a newline
// and end with a newline and indentation for the end tag.
return node.nodeValue().replace(/^[\n\r]*/, "").replace(/\s*$/, "");
}
switch (node.nodeType()) {
case Node.DOCUMENT_FRAGMENT_NODE:
var fragmentElement = info.titleDOM.createChild("span", "html-fragment");
if (node.shadowRootType()) {
fragmentElement.textContent = WI.UIString("Shadow Content (%s)").format(WI.DOMTreeElement.shadowRootTypeDisplayName(node.shadowRootType()));
this.listItemElement.classList.add("shadow");
} else if (node.parentNode && node.parentNode.templateContent() === node) {
fragmentElement.textContent = WI.UIString("Template Content");
this.listItemElement.classList.add("template");
} else {
fragmentElement.textContent = WI.UIString("Document Fragment");
this.listItemElement.classList.add("fragment");
}
break;
case Node.ATTRIBUTE_NODE:
var value = node.value || "\u200B"; // Zero width space to force showing an empty value.
this._buildAttributeDOM(info.titleDOM, node.name, value);
break;
case Node.ELEMENT_NODE:
if (node.isPseudoElement()) {
var pseudoElement = info.titleDOM.createChild("span", "html-pseudo-element");
pseudoElement.textContent = "::" + node.pseudoType();
info.titleDOM.appendChild(document.createTextNode("\u200B"));
info.hasChildren = false;
break;
}
var tagName = node.nodeNameInCorrectCase();
if (this._elementCloseTag) {
this._buildTagDOM(info.titleDOM, tagName, true, true);
info.hasChildren = false;
break;
}
this._buildTagDOM(info.titleDOM, tagName, false, false);
var textChild = this._singleTextChild(node);
var showInlineText = textChild && textChild.nodeValue().length < WI.DOMTreeElement.MaximumInlineTextChildLength;
if (!this.expanded && (!showInlineText && (this.treeOutline.isXMLMimeType || !WI.DOMTreeElement.ForbiddenClosingTagElements.has(tagName)))) {
if (this.hasChildren) {
var textNodeElement = info.titleDOM.createChild("span", "html-text-node");
textNodeElement.textContent = ellipsis;
info.titleDOM.append("\u200B");
}
this._buildTagDOM(info.titleDOM, tagName, true, false);
}
// If this element only has a single child that is a text node,
// just show that text and the closing tag inline rather than
// create a subtree for them
if (showInlineText) {
var textNodeElement = info.titleDOM.createChild("span", "html-text-node");
var nodeNameLowerCase = node.nodeName().toLowerCase();
if (nodeNameLowerCase === "script")
textNodeElement.appendChild(WI.syntaxHighlightStringAsDocumentFragment(textChild.nodeValue().trim(), "text/javascript"));
else if (nodeNameLowerCase === "style")
textNodeElement.appendChild(WI.syntaxHighlightStringAsDocumentFragment(textChild.nodeValue().trim(), "text/css"));
else
textNodeElement.textContent = textChild.nodeValue();
info.titleDOM.append("\u200B");
this._buildTagDOM(info.titleDOM, tagName, true, false);
info.hasChildren = false;
}
break;
case Node.TEXT_NODE:
if (node.parentNode && node.parentNode.nodeName().toLowerCase() === "script") {
var newNode = info.titleDOM.createChild("span", "html-text-node large");
newNode.appendChild(WI.syntaxHighlightStringAsDocumentFragment(trimedNodeValue(), "text/javascript"));
} else if (node.parentNode && node.parentNode.nodeName().toLowerCase() === "style") {
var newNode = info.titleDOM.createChild("span", "html-text-node large");
newNode.appendChild(WI.syntaxHighlightStringAsDocumentFragment(trimedNodeValue(), "text/css"));
} else {
info.titleDOM.append("\"");
var textNodeElement = info.titleDOM.createChild("span", "html-text-node");
textNodeElement.textContent = node.nodeValue();
info.titleDOM.append("\"");
}
break;
case Node.COMMENT_NODE:
var commentElement = info.titleDOM.createChild("span", "html-comment");
commentElement.append("<!--" + node.nodeValue() + "-->");
break;
case Node.DOCUMENT_TYPE_NODE:
var docTypeElement = info.titleDOM.createChild("span", "html-doctype");
docTypeElement.append("<!DOCTYPE " + node.nodeName());
if (node.publicId) {
docTypeElement.append(" PUBLIC \"" + node.publicId + "\"");
if (node.systemId)
docTypeElement.append(" \"" + node.systemId + "\"");
} else if (node.systemId)
docTypeElement.append(" SYSTEM \"" + node.systemId + "\"");
docTypeElement.append(">");
break;
case Node.CDATA_SECTION_NODE:
var cdataElement = info.titleDOM.createChild("span", "html-text-node");
cdataElement.append("<![CDATA[" + node.nodeValue() + "]]>");
break;
case Node.PROCESSING_INSTRUCTION_NODE:
var processingInstructionElement = info.titleDOM.createChild("span", "html-processing-instruction");
var data = node.nodeValue();
var dataString = data.length ? " " + data : "";
var title = "<?" + node.nodeNameInCorrectCase() + dataString + "?>";
processingInstructionElement.append(title);
break;
default:
info.titleDOM.append(node.nodeNameInCorrectCase().collapseWhitespace());
}
return info;
}
_singleTextChild(node)
{
if (!node || this._ignoreSingleTextChild)
return null;
var firstChild = node.firstChild;
if (!firstChild || firstChild.nodeType() !== Node.TEXT_NODE)
return null;
if (node.hasShadowRoots())
return null;
if (node.templateContent())
return null;
if (node.hasPseudoElements())
return null;
var sibling = firstChild.nextSibling;
return sibling ? null : firstChild;
}
_showInlineText(node)
{
if (node.nodeType() === Node.ELEMENT_NODE) {
var textChild = this._singleTextChild(node);
if (textChild && textChild.nodeValue().length < WI.DOMTreeElement.MaximumInlineTextChildLength)
return true;
}
return false;
}
_hasVisibleChildren()
{
var node = this.representedObject;
if (this._showInlineText(node))
return false;
if (node.hasChildNodes())
return true;
if (node.templateContent())
return true;
if (node.hasPseudoElements())
return true;
return false;
}
_visibleChildren()
{
var node = this.representedObject;
var visibleChildren = [];
var templateContent = node.templateContent();
if (templateContent)
visibleChildren.push(templateContent);
var beforePseudoElement = node.beforePseudoElement();
if (beforePseudoElement)
visibleChildren.push(beforePseudoElement);
if (node.childNodeCount && node.children)
visibleChildren = visibleChildren.concat(node.children);
var afterPseudoElement = node.afterPseudoElement();
if (afterPseudoElement)
visibleChildren.push(afterPseudoElement);
return visibleChildren;
}
remove()
{
var parentElement = this.parent;
if (!parentElement)
return;
var self = this;
function removeNodeCallback(error, removedNodeId)
{
if (error)
return;
if (!self.parent)
return;
parentElement.removeChild(self);
parentElement.adjustCollapsedRange();
}
this.representedObject.removeNode(removeNodeCallback);
}
_insertAdjacentHTML(position, options = {})
{
let hasChildren = this.hasChildren;
let commitCallback = (value) => {
this._ignoreSingleTextChild = false;
if (!value.length) {
if (!hasChildren) {
this._forceUpdateTitle = true;
this.hasChildren = false;
this._forceUpdateTitle = false;
}
return;
}
this.representedObject.insertAdjacentHTML(position, value);
};
if (position === "afterbegin" || position === "beforeend") {
this._ignoreSingleTextChild = true;
this.hasChildren = true;
this.expand();
}
this._startEditingAsHTML(commitCallback, {...options, position});
}
_addHTML(event)
{
let options = {};
switch (this.representedObject.nodeNameInCorrectCase()) {
case "ul":
case "ol":
options.initialValue = "<li></li>";
options.startPosition = 4;
break;
case "table":
case "thead":
case "tbody":
case "tfoot":
options.initialValue = "<tr></tr>";
options.startPosition = 4;
break;
case "tr":
options.initializing = "<td></td>";
options.startPosition = 4;
break;
}
this._insertAdjacentHTML("beforeend", options);
}
_addPreviousSibling(event)
{
let options = {};
let nodeName = this.representedObject.nodeNameInCorrectCase();
if (nodeName === "li" || nodeName === "tr" || nodeName === "th" || nodeName === "td") {
options.initialValue = `<${nodeName}></${nodeName}>`;
options.startPosition = nodeName.length + 2;
}
this._insertAdjacentHTML("beforebegin", options);
}
_addNextSibling(event)
{
let options = {};
let nodeName = this.representedObject.nodeNameInCorrectCase();
if (nodeName === "li" || nodeName === "tr" || nodeName === "th" || nodeName === "td") {
options.initialValue = `<${nodeName}></${nodeName}>`;
options.startPosition = nodeName.length + 2;
}
this._insertAdjacentHTML("afterend", options);
}
_editAsHTML()
{
var treeOutline = this.treeOutline;
var node = this.representedObject;
var parentNode = node.parentNode;
var index = node.index;
var wasExpanded = this.expanded;
function selectNode(error, nodeId)
{
if (error)
return;
// Select it and expand if necessary. We force tree update so that it processes dom events and is up to date.
treeOutline._updateModifiedNodes();
var newNode = parentNode ? parentNode.children[index] || parentNode : null;
if (!newNode)
return;
treeOutline.selectDOMNode(newNode, true);
if (wasExpanded) {
var newTreeItem = treeOutline.findTreeElement(newNode);
if (newTreeItem)
newTreeItem.expand();
}
}
function commitChange(value)
{
node.setOuterHTML(value, selectNode);
}
node.getOuterHTML((error, initialValue) => {
if (error)
return;
this._startEditingAsHTML(commitChange, {
initialValue,
hideExistingElements: true,
});
});
}
_copyHTML()
{
this.representedObject.copyNode();
}
_highlightSearchResults()
{
if (!this.title || !this._searchQuery || !this._searchHighlightsVisible)
return;
if (this._highlightResult) {
this._updateSearchHighlight(true);
return;
}
var text = this.title.textContent;
let searchRegex = WI.SearchUtilities.regExpForString(this._searchQuery, WI.SearchUtilities.defaultSettings);
var match = searchRegex.exec(text);
var matchRanges = [];
while (match) {
matchRanges.push({offset: match.index, length: match[0].length});
match = searchRegex.exec(text);
}
// Fall back for XPath, etc. matches.
if (!matchRanges.length)
matchRanges.push({offset: 0, length: text.length});
this._highlightResult = [];
WI.highlightRangesWithStyleClass(this.title, matchRanges, WI.DOMTreeElement.SearchHighlightStyleClassName, this._highlightResult);
}
_createModifiedAnimation(key, value, element)
{
let existing = this._recentlyModifiedAttributes.get(key);
if (!existing)
return;
if (existing.element) {
if (existing.listener)
existing.element.removeEventListener("animationend", existing.listener);
existing.element.classList.remove("node-state-changed");
existing.element.style.removeProperty("animation-delay");
}
existing.listener = (event) => {
element.classList.remove("node-state-changed");
element.style.removeProperty("animation-delay");
this._recentlyModifiedAttributes.delete(key);
};
element.classList.remove("node-state-changed");
element.style.removeProperty("animation-delay");
if (existing.value === value)
element.style.setProperty("animation-delay", "-" + (performance.now() - existing.timestamp) + "ms");
else
existing.timestamp = performance.now();
existing.value = value;
existing.element = element;
element.addEventListener("animationend", existing.listener, {once: true});
element.classList.add("node-state-changed");
}
get pseudoClassesEnabled()
{
return !!this.representedObject.enabledPseudoClasses.length;
}
get isNodeHidden()
{
let classes = this.representedObject.getAttribute("class");
return classes && classes.includes(WI.DOMTreeElement.HideElementStyleSheetIdOrClassName);
}
_nodePseudoClassesDidChange(event)
{
if (this._elementCloseTag)
return;
this.updateSelectionArea();
this.listItemElement.classList.toggle("pseudo-class-enabled", !!this.representedObject.enabledPseudoClasses.length);
}
handleEvent(event)
{
if (event.type === "dragstart" && this._editing)
event.preventDefault();
}
_updateBreakpointStatus()
{
let listItemElement = this.listItemElement;
if (!listItemElement)
return;
let hasBreakpoint = this._breakpointStatus !== WI.DOMTreeElement.BreakpointStatus.None;
let hasSubtreeBreakpoints = !!this._subtreeBreakpointCount;
if (!hasBreakpoint && !hasSubtreeBreakpoints) {
if (this._statusImageElement)
this._statusImageElement.remove();
return;
}
if (!this._statusImageElement) {
this._statusImageElement = WI.ImageUtilities.useSVGSymbol("Images/DOMBreakpoint.svg", "status-image");
this._statusImageElement.classList.add("breakpoint");
this._statusImageElement.addEventListener("click", this._statusImageClicked.bind(this));
this._statusImageElement.addEventListener("contextmenu", this._statusImageContextmenu.bind(this));
this._statusImageElement.addEventListener("mousedown", (event) => { event.stopPropagation(); });
}
this._statusImageElement.classList.toggle("subtree", !hasBreakpoint && hasSubtreeBreakpoints);
this.listItemElement.insertBefore(this._statusImageElement, this.listItemElement.firstChild);
let disabled = this._breakpointStatus === WI.DOMTreeElement.BreakpointStatus.DisabledBreakpoint;
this._statusImageElement.classList.toggle("disabled", disabled);
}
_statusImageClicked(event)
{
if (this._breakpointStatus === WI.DOMTreeElement.BreakpointStatus.None)
return;
if (event.button !== 0 || event.ctrlKey)
return;
let breakpoints = WI.domDebuggerManager.domBreakpointsForNode(this.representedObject);
if (!breakpoints || !breakpoints.length)
return;
let shouldEnable = breakpoints.some((breakpoint) => breakpoint.disabled);
breakpoints.forEach((breakpoint) => breakpoint.disabled = !shouldEnable);
}
_statusImageContextmenu(event)
{
let hasBreakpoint = this._breakpointStatus !== WI.DOMTreeElement.BreakpointStatus.None;
let hasSubtreeBreakpoints = !!this._subtreeBreakpointCount;
if (!hasBreakpoint && !hasSubtreeBreakpoints)
return;
let contextMenu = WI.ContextMenu.createFromEvent(event);
if (hasBreakpoint) {
WI.appendContextMenuItemsForDOMNodeBreakpoints(contextMenu, this.representedObject, {
allowEditing: true,
});
return;
}
contextMenu.appendItem(WI.UIString("Reveal Breakpoint"), () => {
let breakpointTreeElement = this.selfOrDescendant((treeElement) => treeElement.breakpointStatus && treeElement.breakpointStatus !== WI.DOMTreeElement.BreakpointStatus.None);
console.assert(breakpointTreeElement, "Missing breakpoint descendant.", this);
if (!breakpointTreeElement)
return;
breakpointTreeElement.revealAndHighlight();
});
}
_highlightAnimationEnd()
{
let listItemElement = this.listItemElement;
if (!listItemElement)
return;
listItemElement.removeEventListener("animationend", this._boundHighlightAnimationEnd);
listItemElement.classList.remove(WI.DOMTreeElement.HighlightStyleClassName);
this._animatingHighlight = false;
}
};
WI.DOMTreeElement.InitialChildrenLimit = 500;
WI.DOMTreeElement.MaximumInlineTextChildLength = 80;
// A union of HTML4 and HTML5-Draft elements that explicitly
// or implicitly (for HTML5) forbid the closing tag.
WI.DOMTreeElement.ForbiddenClosingTagElements = new Set([
"area", "base", "basefont", "br", "canvas", "col", "command", "embed", "frame",
"hr", "img", "input", "keygen", "link", "meta", "param", "source",
"wbr", "track", "menuitem"
]);
// These tags we do not allow editing their tag name.
WI.DOMTreeElement.EditTagBlacklist = new Set([
"html", "head", "body"
]);
WI.DOMTreeElement.BreakpointStatus = {
None: Symbol("none"),
Breakpoint: Symbol("breakpoint"),
DisabledBreakpoint: Symbol("disabled-breakpoint"),
};
WI.DOMTreeElement.HighlightStyleClassName = "highlight";
WI.DOMTreeElement.SearchHighlightStyleClassName = "search-highlight";
WI.DOMTreeElement.BouncyHighlightStyleClassName = "bouncy-highlight";
WI.DOMTreeElement.HideElementStyleSheetIdOrClassName = "__WebInspectorHideElement__";