blob: d64831f7f2d6f0b4049f1ec4dec984b3a858226f [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.DetailsSection = class DetailsSection extends WI.Object
{
constructor(identifier, title, groups, optionsElement, defaultCollapsedSettingValue)
{
super();
console.assert(identifier);
this._element = document.createElement("div");
this._element.classList.add(identifier, "details-section");
this._headerElement = document.createElement("div");
this._headerElement.addEventListener("mousedown", this._headerElementMouseDown.bind(this));
this._headerElement.addEventListener("click", this._headerElementClicked.bind(this));
this._headerElement.addEventListener("keydown", this._handleHeaderElementKeyDown.bind(this));
this._headerElement.className = "header";
this._headerElement.tabIndex = 0;
this._element.appendChild(this._headerElement);
if (optionsElement instanceof HTMLElement) {
this._optionsElement = optionsElement;
this._optionsElement.classList.add("options");
this._optionsElement.addEventListener("mousedown", this._optionsElementMouseDown.bind(this));
this._optionsElement.addEventListener("mouseup", this._optionsElementMouseUp.bind(this));
this._headerElement.appendChild(this._optionsElement);
}
this._titleElement = document.createElement("span");
this._headerElement.appendChild(this._titleElement);
this._contentElement = document.createElement("div");
this._contentElement.className = "content";
this._element.appendChild(this._contentElement);
this._identifier = identifier;
this.title = title;
this.groups = groups || [new WI.DetailsSectionGroup];
this._collapsedSetting = new WI.Setting(identifier + "-details-section-collapsed", !!defaultCollapsedSettingValue);
this.collapsed = this._collapsedSetting.value;
}
// Public
get element() { return this._element; }
get headerElement() { return this._headerElement; }
get identifier() { return this._identifier; }
get title()
{
return this._titleElement.textContent;
}
set title(title)
{
this._headerElement.toggleAttribute("hidden", !title);
this._titleElement.textContent = title;
}
get titleElement()
{
return this._titleElement;
}
set titleElement(element)
{
console.assert(element instanceof HTMLElement, "Expected titleElement to be an HTMLElement.", element);
this._headerElement.replaceChild(element, this._titleElement);
this._titleElement = element;
}
get collapsed()
{
return this._element.classList.contains(WI.DetailsSection.CollapsedStyleClassName);
}
set collapsed(flag)
{
if (flag)
this._element.classList.add(WI.DetailsSection.CollapsedStyleClassName);
else
this._element.classList.remove(WI.DetailsSection.CollapsedStyleClassName);
this._collapsedSetting.value = flag || false;
this.dispatchEventToListeners(WI.DetailsSection.Event.CollapsedStateChanged, {collapsed: this._collapsedSetting.value});
}
get groups()
{
return this._groups;
}
set groups(groups)
{
this._contentElement.removeChildren();
this._groups = groups || [];
for (var i = 0; i < this._groups.length; ++i)
this._contentElement.appendChild(this._groups[i].element);
}
// Private
_headerElementMouseDown(event)
{
if (this._optionsElement?.contains(event.target))
return;
// Don't lose focus if already focused.
if (document.activeElement === this._headerElement)
return;
event.preventDefault();
}
_headerElementClicked(event)
{
if (this._optionsElement?.contains(event.target))
return;
let collapsed = this.collapsed;
this.collapsed = !collapsed;
this._element.scrollIntoViewIfNeeded(false);
}
_handleHeaderElementKeyDown(event)
{
let isSpaceOrEnterKey = event.code === "Space" || event.code === "Enter";
if (!isSpaceOrEnterKey && event.code !== "ArrowLeft" && event.code !== "ArrowRight")
return;
if (this._optionsElement?.contains(event.target))
return;
event.preventDefault();
if (isSpaceOrEnterKey) {
this.collapsed = !this.collapsed;
return;
}
let collapsed = event.code === "ArrowLeft";
if (WI.resolveLayoutDirectionForElement(this._headerElement) === WI.LayoutDirection.RTL)
collapsed = !collapsed;
this.collapsed = collapsed;
}
_optionsElementMouseDown(event)
{
this._headerElement.classList.add(WI.DetailsSection.MouseOverOptionsElementStyleClassName);
}
_optionsElementMouseUp(event)
{
this._headerElement.classList.remove(WI.DetailsSection.MouseOverOptionsElementStyleClassName);
}
};
WI.DetailsSection.CollapsedStyleClassName = "collapsed";
WI.DetailsSection.MouseOverOptionsElementStyleClassName = "mouse-over-options-element";
WI.DetailsSection.Event = {
CollapsedStateChanged: "details-section-collapsed-state-changed"
};