DevTools: Move WebInspector.SwatchPopoverHelper into new file ui/SwatchPopoverHelper.js

third_party/WebKit/Source/devtools/front_end/elements/StylesPopoverHelper.js

-// Copyright (c) 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-/**
- * @constructor
- * @extends {WebInspector.Object}
- */
-WebInspector.SwatchPopoverHelper = function()
-{
-    this._popover = new WebInspector.Popover();
-    this._popover.setCanShrink(false);
-    this._popover.setNoMargins(true);
-    this._popover.element.addEventListener("mousedown", consumeEvent, false);
-
-    this._hideProxy = this.hide.bind(this, true);
-    this._boundOnKeyDown = this._onKeyDown.bind(this);
-    this._boundFocusOut = this._onFocusOut.bind(this);
-}
-
-WebInspector.SwatchPopoverHelper.prototype = {
-    /**
-     * @param {!Event} event
-     */
-    _onFocusOut: function(event)
-    {
-        if (!event.relatedTarget || event.relatedTarget.isSelfOrDescendant(this._view.contentElement))
-            return;
-        this._hideProxy();
-    },
-
-    /**
-     * @return {boolean}
-     */
-    isShowing: function()
-    {
-        return this._popover.isShowing();
-    },
-
-    /**
-     * @param {!WebInspector.Widget} view
-     * @param {!Element} anchorElement
-     * @param {function(boolean)=} hiddenCallback
-     */
-    show: function(view, anchorElement, hiddenCallback)
-    {
-        if (this._popover.isShowing()) {
-            if (this._anchorElement === anchorElement)
-                return;
-
-            // Reopen the picker for another anchor element.
-            this.hide(true);
-        }
-
-        delete this._isHidden;
-        this._anchorElement = anchorElement;
-        this._view = view;
-        this._hiddenCallback = hiddenCallback;
-        this.reposition();
-
-        var document = this._popover.element.ownerDocument;
-        document.addEventListener("mousedown", this._hideProxy, false);
-        document.defaultView.addEventListener("resize", this._hideProxy, false);
-        this._view.contentElement.addEventListener("keydown", this._boundOnKeyDown, false);
-    },
-
-    reposition: function()
-    {
-        if (!this._previousFocusElement)
-            this._previousFocusElement = WebInspector.currentFocusElement();
-        // Unbind "blur" listener to avoid reenterability: |popover.showView| will hide the popover and trigger it synchronously.
-        this._view.contentElement.removeEventListener("focusout", this._boundFocusOut, false);
-        this._popover.showView(this._view, this._anchorElement);
-        this._view.contentElement.addEventListener("focusout", this._boundFocusOut, false);
-        WebInspector.setCurrentFocusElement(this._view.contentElement);
-    },
-
-    /**
-     * @param {boolean=} commitEdit
-     */
-    hide: function(commitEdit)
-    {
-        if (this._isHidden)
-            return;
-        var document = this._popover.element.ownerDocument;
-        this._isHidden = true;
-        this._popover.hide();
-
-        document.removeEventListener("mousedown", this._hideProxy, false);
-        document.defaultView.removeEventListener("resize", this._hideProxy, false);
-
-        if (this._hiddenCallback)
-            this._hiddenCallback.call(null, !!commitEdit);
-
-        WebInspector.setCurrentFocusElement(this._previousFocusElement);
-        delete this._previousFocusElement;
-        delete this._anchorElement;
-        if (this._view) {
-            this._view.detach();
-            this._view.contentElement.removeEventListener("keydown", this._boundOnKeyDown, false);
-            this._view.contentElement.removeEventListener("focusout", this._boundFocusOut, false);
-            delete this._view;
-        }
-    },
-
-    /**
-     * @param {!Event} event
-     */
-    _onKeyDown: function(event)
-    {
-        if (event.key === "Enter") {
-            this.hide(true);
-            event.consume(true);
-            return;
-        }
-        if (event.key === "Escape") {
-            this.hide(false);
-            event.consume(true);
-        }
-    },
-
-    __proto__: WebInspector.Object.prototype
-}
-
-/**
- * @constructor
- * @param {!WebInspector.StylePropertyTreeElement} treeElement
- * @param {!WebInspector.SwatchPopoverHelper} swatchPopoverHelper
- * @param {string} text
- */
-WebInspector.BezierPopoverIcon = function(treeElement, swatchPopoverHelper, text)
-{
-    this._treeElement = treeElement;
-    this._swatchPopoverHelper = swatchPopoverHelper;
-    this._createDOM(text);
-
-    this._boundBezierChanged = this._bezierChanged.bind(this);
-    this._boundOnScroll = this._onScroll.bind(this);
-}
-
-WebInspector.BezierPopoverIcon.prototype = {
-    /**
-     * @return {!Element}
-     */
-    element: function()
-    {
-        return this._element;
-    },
-
-    /**
-     * @param {string} text
-     */
-    _createDOM: function(text)
-    {
-        this._element = createElement("nobr");
-        this._element.title = WebInspector.UIString("Open cubic bezier editor");
-
-        this._iconElement = this._element.createChild("div", "popover-icon bezier-icon");
-        var svg = this._iconElement.createSVGChild("svg");
-        svg.setAttribute("height", 10);
-        svg.setAttribute("width", 10);
-        this._iconElement.addEventListener("click", this._iconClick.bind(this), false);
-        var g = svg.createSVGChild("g");
-        var path = g.createSVGChild("path");
-        path.setAttribute("d", "M2,8 C2,3 8,7 8,2");
-
-        this._bezierValueElement = this._element.createChild("span");
-        this._bezierValueElement.textContent = text;
-    },
-
-    /**
-     * @param {!Event} event
-     */
-    _iconClick: function(event)
-    {
-        event.consume(true);
-        if (this._swatchPopoverHelper.isShowing()) {
-            this._swatchPopoverHelper.hide(true);
-            return;
-        }
-
-        this._bezierEditor = new WebInspector.BezierEditor();
-        var geometry = WebInspector.Geometry.CubicBezier.parse(this._bezierValueElement.textContent);
-        this._bezierEditor.setBezier(geometry);
-        this._bezierEditor.addEventListener(WebInspector.BezierEditor.Events.BezierChanged, this._boundBezierChanged);
-        this._swatchPopoverHelper.show(this._bezierEditor, this._iconElement, this._onPopoverHidden.bind(this));
-        this._scrollerElement = this._iconElement.enclosingNodeOrSelfWithClass("style-panes-wrapper");
-        if (this._scrollerElement)
-            this._scrollerElement.addEventListener("scroll", this._boundOnScroll, false);
-
-        this._originalPropertyText = this._treeElement.property.propertyText;
-        this._treeElement.parentPane().setEditingStyle(true);
-        var uiLocation = WebInspector.cssWorkspaceBinding.propertyUILocation(this._treeElement.property, false /* forName */);
-        if (uiLocation)
-            WebInspector.Revealer.reveal(uiLocation, true /* omitFocus */);
-    },
-
-    /**
-     * @param {!WebInspector.Event} event
-     */
-    _bezierChanged: function(event)
-    {
-        this._bezierValueElement.textContent = /** @type {string} */ (event.data);
-        this._treeElement.applyStyleText(this._treeElement.renderedPropertyText(), false);
-    },
-
-    /**
-     * @param {!Event} event
-     */
-    _onScroll: function(event)
-    {
-        this._swatchPopoverHelper.reposition();
-    },
-
-    /**
-     * @param {boolean} commitEdit
-     */
-    _onPopoverHidden: function(commitEdit)
-    {
-        if (this._scrollerElement)
-            this._scrollerElement.removeEventListener("scroll", this._boundOnScroll, false);
-
-        this._bezierEditor.removeEventListener(WebInspector.BezierEditor.Events.BezierChanged, this._boundBezierChanged);
-        delete this._bezierEditor;
-
-        var propertyText = commitEdit ? this._treeElement.renderedPropertyText() : this._originalPropertyText;
-        this._treeElement.applyStyleText(propertyText, true);
-        this._treeElement.parentPane().setEditingStyle(false);
-        delete this._originalPropertyText;
-    }
-}
-
-/**
- * @constructor
- * @param {!WebInspector.StylePropertyTreeElement} treeElement
- * @param {!WebInspector.SwatchPopoverHelper} swatchPopoverHelper
- * @param {string} colorText
- */
-WebInspector.ColorSwatchPopoverIcon = function(treeElement, swatchPopoverHelper, colorText)
-{
-    this._treeElement = treeElement;
-    this._treeElement[WebInspector.ColorSwatchPopoverIcon._treeElementSymbol] = this;
-    this._swatchPopoverHelper = swatchPopoverHelper;
-
-    this._swatch = WebInspector.ColorSwatch.create();
-    this._swatch.setColorText(colorText);
-    this._swatch.setFormat(WebInspector.Color.detectColorFormat(this._swatch.color()));
-    var shiftClickMessage = WebInspector.UIString("Shift + Click to change color format.");
-    this._swatch.iconElement().title = WebInspector.UIString("Open color picker. %s", shiftClickMessage);
-    this._swatch.iconElement().addEventListener("click", this._iconClick.bind(this));
-    this._contrastColor = null;
-
-    this._boundSpectrumChanged = this._spectrumChanged.bind(this);
-    this._boundOnScroll = this._onScroll.bind(this);
-}
-
-WebInspector.ColorSwatchPopoverIcon._treeElementSymbol = Symbol("WebInspector.ColorSwatchPopoverIcon._treeElementSymbol");
-
-/**
- * @param {!WebInspector.StylePropertyTreeElement} treeElement
- * @return {?WebInspector.ColorSwatchPopoverIcon}
- */
-WebInspector.ColorSwatchPopoverIcon.forTreeElement = function(treeElement)
-{
-    return treeElement[WebInspector.ColorSwatchPopoverIcon._treeElementSymbol] || null;
-}
-
-WebInspector.ColorSwatchPopoverIcon.prototype = {
-    /**
-     * @return {!Element}
-     */
-    element: function()
-    {
-        return this._swatch;
-    },
-
-    /**
-     * @param {!WebInspector.Color} color
-     */
-    setContrastColor: function(color)
-    {
-        this._contrastColor = color;
-        if (this._spectrum)
-            this._spectrum.setContrastColor(this._contrastColor);
-    },
-
-    /**
-     * @param {!Event} event
-     */
-    _iconClick: function(event)
-    {
-        event.consume(true);
-        this.showPopover();
-    },
-
-    showPopover: function()
-    {
-        if (this._swatchPopoverHelper.isShowing()) {
-            this._swatchPopoverHelper.hide(true);
-            return;
-        }
-
-        var color = this._swatch.color();
-        var format = this._swatch.format();
-        if (format === WebInspector.Color.Format.Original)
-            format = color.format();
-        this._spectrum = new WebInspector.Spectrum();
-        this._spectrum.setColor(color, format);
-        if (this._contrastColor)
-            this._spectrum.setContrastColor(this._contrastColor);
-
-        this._spectrum.addEventListener(WebInspector.Spectrum.Events.SizeChanged, this._spectrumResized, this);
-        this._spectrum.addEventListener(WebInspector.Spectrum.Events.ColorChanged, this._boundSpectrumChanged);
-        this._swatchPopoverHelper.show(this._spectrum, this._swatch.iconElement(), this._onPopoverHidden.bind(this));
-        this._scrollerElement = this._swatch.enclosingNodeOrSelfWithClass("style-panes-wrapper");
-        if (this._scrollerElement)
-            this._scrollerElement.addEventListener("scroll", this._boundOnScroll, false);
-
-        this._originalPropertyText = this._treeElement.property.propertyText;
-        this._treeElement.parentPane().setEditingStyle(true);
-        var uiLocation = WebInspector.cssWorkspaceBinding.propertyUILocation(this._treeElement.property, false /* forName */);
-        if (uiLocation)
-            WebInspector.Revealer.reveal(uiLocation, true /* omitFocus */);
-    },
-
-    /**
-     * @param {!WebInspector.Event} event
-     */
-    _spectrumResized: function(event)
-    {
-        this._swatchPopoverHelper.reposition();
-    },
-
-    /**
-     * @param {!WebInspector.Event} event
-     */
-    _spectrumChanged: function(event)
-    {
-        var colorString = /** @type {string} */ (event.data);
-        this._swatch.setColorText(colorString);
-        this._treeElement.applyStyleText(this._treeElement.renderedPropertyText(), false);
-    },
-
-    /**
-     * @param {!Event} event
-     */
-    _onScroll: function(event)
-    {
-        this._swatchPopoverHelper.reposition();
-    },
-
-    /**
-     * @param {boolean} commitEdit
-     */
-    _onPopoverHidden: function(commitEdit)
-    {
-        if (this._scrollerElement)
-            this._scrollerElement.removeEventListener("scroll", this._boundOnScroll, false);
-
-        this._spectrum.removeEventListener(WebInspector.Spectrum.Events.ColorChanged, this._boundSpectrumChanged);
-        delete this._spectrum;
-
-        var propertyText = commitEdit ? this._treeElement.renderedPropertyText() : this._originalPropertyText;
-        this._treeElement.applyStyleText(propertyText, true);
-        this._treeElement.parentPane().setEditingStyle(false);
-        delete this._originalPropertyText;
-    }
-}