blob: e8b9388845b297d195ed7ba7fea9595c1acceeaa [file] [log] [blame]
/*
* Copyright (C) 2013, 2015 Apple Inc. All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. 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 INC. 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.BoxModelDetailsSectionRow = class BoxModelDetailsSectionRow extends WI.DetailsSectionRow
{
constructor()
{
super(WI.UIString("No Box Model Information"));
this.element.classList.add("box-model");
this._nodeStyles = null;
}
// Public
get nodeStyles()
{
return this._nodeStyles;
}
set nodeStyles(nodeStyles)
{
if (this._nodeStyles && this._nodeStyles.computedStyle)
this._nodeStyles.computedStyle.removeEventListener(WI.CSSStyleDeclaration.Event.PropertiesChanged, this._refresh, this);
this._nodeStyles = nodeStyles;
if (this._nodeStyles && this._nodeStyles.computedStyle)
this._nodeStyles.computedStyle.addEventListener(WI.CSSStyleDeclaration.Event.PropertiesChanged, this._refresh, this);
this._refresh();
}
// Private
_refresh()
{
if (this._ignoreNextRefresh) {
this._ignoreNextRefresh = false;
return;
}
this._updateMetrics();
}
_getPropertyValueAsPx(style, propertyName)
{
return Number(style.propertyForName(propertyName).value.replace(/px$/, "") || 0);
}
_getBox(computedStyle, componentName)
{
var suffix = this._getComponentSuffix(componentName);
var left = this._getPropertyValueAsPx(computedStyle, componentName + "-left" + suffix);
var top = this._getPropertyValueAsPx(computedStyle, componentName + "-top" + suffix);
var right = this._getPropertyValueAsPx(computedStyle, componentName + "-right" + suffix);
var bottom = this._getPropertyValueAsPx(computedStyle, componentName + "-bottom" + suffix);
return {left, top, right, bottom};
}
_getComponentSuffix(componentName)
{
return componentName === "border" ? "-width" : "";
}
_highlightDOMNode(showHighlight, mode, event)
{
event.stopPropagation();
var nodeId = showHighlight ? this.nodeStyles.node.id : 0;
if (nodeId) {
if (this._highlightMode === mode)
return;
this._highlightMode = mode;
WI.domManager.highlightDOMNode(nodeId, mode);
} else {
this._highlightMode = null;
WI.domManager.hideDOMNodeHighlight();
}
for (var i = 0; this._boxElements && i < this._boxElements.length; ++i) {
var element = this._boxElements[i];
if (nodeId && (mode === "all" || element._name === mode))
element.classList.add("active");
else
element.classList.remove("active");
}
this.element.classList.toggle("hovered", showHighlight);
}
_updateMetrics()
{
var metricsElement = document.createElement("div");
var style = this._nodeStyles.computedStyle;
function createValueElement(type, value, name, propertyName)
{
// Check if the value is a float and whether it should be rounded.
let floatValue = parseFloat(value);
let shouldRoundValue = !isNaN(floatValue) && (floatValue % 1 !== 0);
if (isNaN(floatValue))
value = figureDash;
let element = document.createElement(type);
element.textContent = shouldRoundValue ? ("~" + Math.round(floatValue * 100) / 100) : value;
if (shouldRoundValue)
element.title = value;
element.addEventListener("dblclick", this._startEditing.bind(this, element, name, propertyName, style), false);
return element;
}
function createBoxPartElement(name, side)
{
let suffix = this._getComponentSuffix(name);
let propertyName = (name !== "position" ? name + "-" : "") + side + suffix;
let property = style.propertyForName(propertyName);
if (!property)
return null;
let value = property.value;
if (value === "" || (name !== "position" && value === "0px") || (name === "position" && value === "auto"))
value = "";
else
value = value.replace(/px$/, "");
let element = createValueElement.call(this, "div", value, name, propertyName);
element.className = side;
return element;
}
function createContentAreaElement(name)
{
console.assert(name === "width" || name === "height");
let property = style.propertyForName(name);
if (!property)
return null;
let size = property.value.replace(/px$/, "");
if (style.propertyForName("box-sizing").value === "border-box") {
let borderBox = this._getBox(style, "border");
let paddingBox = this._getBox(style, "padding");
let [side, oppositeSide] = name === "width" ? ["left", "right"] : ["top", "bottom"];
size = size - borderBox[side] - borderBox[oppositeSide] - paddingBox[side] - paddingBox[oppositeSide];
}
return createValueElement.call(this, "span", size, name, name);
}
// Display types for which margin is ignored.
var noMarginDisplayType = {
"table-cell": true,
"table-column": true,
"table-column-group": true,
"table-footer-group": true,
"table-header-group": true,
"table-row": true,
"table-row-group": true
};
// Display types for which padding is ignored.
var noPaddingDisplayType = {
"table-column": true,
"table-column-group": true,
"table-footer-group": true,
"table-header-group": true,
"table-row": true,
"table-row-group": true
};
// Position types for which top, left, bottom and right are ignored.
var noPositionType = {
"static": true
};
this._boxElements = [];
if (style.enabledProperties.length === 0) {
this.showEmptyMessage();
return;
}
let displayProperty = style.propertyForName("display");
let positionProperty = style.propertyForName("position");
if (!displayProperty || !positionProperty) {
this.showEmptyMessage();
return;
}
var previousBox = null;
for (let name of ["content", "padding", "border", "margin", "position"]) {
if (name === "margin" && noMarginDisplayType[displayProperty.value])
continue;
if (name === "padding" && noPaddingDisplayType[displayProperty.value])
continue;
if (name === "position" && noPositionType[positionProperty.value])
continue;
let boxElement = document.createElement("div");
boxElement.className = name;
boxElement._name = name;
boxElement.addEventListener("mouseover", this._highlightDOMNode.bind(this, true, name === "position" ? "all" : name), false);
this._boxElements.push(boxElement);
if (name === "content") {
let widthElement = createContentAreaElement.call(this, "width");
let heightElement = createContentAreaElement.call(this, "height");
if (!widthElement || !heightElement) {
this.showEmptyMessage();
return;
}
boxElement.append(widthElement, " \u00D7 ", heightElement);
} else {
let topElement = createBoxPartElement.call(this, name, "top");
let leftElement = createBoxPartElement.call(this, name, "left");
let rightElement = createBoxPartElement.call(this, name, "right");
let bottomElement = createBoxPartElement.call(this, name, "bottom");
if (!topElement || !leftElement || !rightElement || !bottomElement) {
this.showEmptyMessage();
return;
}
let labelElement = document.createElement("div");
labelElement.className = "label";
labelElement.textContent = name;
boxElement.appendChild(labelElement);
boxElement.appendChild(topElement);
boxElement.appendChild(document.createElement("br"));
boxElement.appendChild(leftElement);
if (previousBox)
boxElement.appendChild(previousBox);
boxElement.appendChild(rightElement);
boxElement.appendChild(document.createElement("br"));
boxElement.appendChild(bottomElement);
}
previousBox = boxElement;
}
metricsElement.appendChild(previousBox);
metricsElement.addEventListener("mouseover", this._highlightDOMNode.bind(this, false, ""), false);
this.hideEmptyMessage();
this.element.appendChild(metricsElement);
}
_startEditing(targetElement, box, styleProperty, computedStyle)
{
if (WI.isBeingEdited(targetElement))
return;
// If the target element has a title use it as the editing value
// since the current text is likely truncated/rounded.
if (targetElement.title)
targetElement.textContent = targetElement.title;
var context = {box, styleProperty};
var boundKeyDown = this._handleKeyDown.bind(this, context, styleProperty);
context.keyDownHandler = boundKeyDown;
targetElement.addEventListener("keydown", boundKeyDown, false);
this._isEditingMetrics = true;
var config = new WI.EditingConfig(this._editingCommitted.bind(this), this._editingCancelled.bind(this), context);
WI.startEditing(targetElement, config);
window.getSelection().setBaseAndExtent(targetElement, 0, targetElement, 1);
}
_alteredFloatNumber(number, event)
{
var arrowKeyPressed = event.keyIdentifier === "Up" || event.keyIdentifier === "Down";
// Jump by 10 when shift is down or jump by 0.1 when Alt/Option is down.
// Also jump by 10 for page up and down, or by 100 if shift is held with a page key.
var changeAmount = 1;
if (event.shiftKey && !arrowKeyPressed)
changeAmount = 100;
else if (event.shiftKey || !arrowKeyPressed)
changeAmount = 10;
else if (event.altKey)
changeAmount = 0.1;
if (event.keyIdentifier === "Down" || event.keyIdentifier === "PageDown")
changeAmount *= -1;
// Make the new number and constrain it to a precision of 6, this matches numbers the engine returns.
// Use the Number constructor to forget the fixed precision, so 1.100000 will print as 1.1.
var result = Number((number + changeAmount).toFixed(6));
if (!String(result).match(WI.EditingSupport.NumberRegex))
return null;
return result;
}
_handleKeyDown(context, styleProperty, event)
{
if (!/^(?:Page)?(?:Up|Down)$/.test(event.keyIdentifier))
return;
var element = event.currentTarget;
var selection = window.getSelection();
if (!selection.rangeCount)
return;
var selectionRange = selection.getRangeAt(0);
console.assert(selectionRange, "We should have a range if we are handling a key down event");
if (!element.contains(selectionRange.commonAncestorContainer))
return;
var originalValue = element.textContent;
var wordRange = selectionRange.startContainer.rangeOfWord(selectionRange.startOffset, WI.EditingSupport.StyleValueDelimiters, element);
var wordString = wordRange.toString();
var matches = WI.EditingSupport.NumberRegex.exec(wordString);
var replacementString;
if (matches && matches.length) {
var prefix = matches[1];
var suffix = matches[3];
var number = this._alteredFloatNumber(parseFloat(matches[2]), event);
if (number === null) {
// Need to check for null explicitly.
return;
}
if (styleProperty !== "margin" && number < 0)
number = 0;
replacementString = prefix + number + suffix;
}
if (!replacementString)
return;
var replacementTextNode = document.createTextNode(replacementString);
wordRange.deleteContents();
wordRange.insertNode(replacementTextNode);
var finalSelectionRange = document.createRange();
finalSelectionRange.setStart(replacementTextNode, 0);
finalSelectionRange.setEnd(replacementTextNode, replacementString.length);
selection.removeAllRanges();
selection.addRange(finalSelectionRange);
event.handled = true;
event.preventDefault();
this._ignoreNextRefresh = true;
this._applyUserInput(element, replacementString, originalValue, context, false);
}
_editingEnded(element, context)
{
element.removeEventListener("keydown", context.keyDownHandler, false);
this._isEditingMetrics = false;
}
_editingCancelled(element, context)
{
this._editingEnded(element, context);
this._refresh();
}
_applyUserInput(element, userInput, previousContent, context, commitEditor)
{
if (commitEditor && userInput === previousContent) {
// Nothing changed, so cancel.
this._editingCancelled(element, context);
return;
}
if (context.box !== "position" && (!userInput || userInput === figureDash))
userInput = "0px";
else if (context.box === "position" && (!userInput || userInput === figureDash))
userInput = "auto";
userInput = userInput.toLowerCase();
// Append a "px" unit if the user input was just a number.
if (/^-?(?:\d+(?:\.\d+)?|\.\d+)$/.test(userInput))
userInput += "px";
var styleProperty = context.styleProperty;
var computedStyle = this._nodeStyles.computedStyle;
if (computedStyle.propertyForName("box-sizing").value === "border-box" && (styleProperty === "width" || styleProperty === "height")) {
if (!userInput.match(/px$/)) {
console.error("For elements with box-sizing: border-box, only absolute content area dimensions can be applied");
return;
}
var borderBox = this._getBox(computedStyle, "border");
var paddingBox = this._getBox(computedStyle, "padding");
var userValuePx = Number(userInput.replace(/px$/, ""));
if (isNaN(userValuePx))
return;
if (styleProperty === "width")
userValuePx += borderBox.left + borderBox.right + paddingBox.left + paddingBox.right;
else
userValuePx += borderBox.top + borderBox.bottom + paddingBox.top + paddingBox.bottom;
userInput = userValuePx + "px";
}
WI.RemoteObject.resolveNode(this._nodeStyles.node).then((object) => {
function inspectedPage_node_toggleInlineStyleProperty(property, value) {
this.style.setProperty(property, value, "important");
}
let didToggle = () => {
this._nodeStyles.refresh();
};
object.callFunction(inspectedPage_node_toggleInlineStyleProperty, [styleProperty, userInput], false, didToggle);
object.release();
});
}
_editingCommitted(element, userInput, previousContent, context)
{
this._editingEnded(element, context);
this._applyUserInput(element, userInput, previousContent, context, true);
}
};