mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
275 lines
11 KiB
XML
275 lines
11 KiB
XML
<?xml version="1.0"?>
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<!-- This Source Code Form is subject to the terms of the Mozilla Public
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- License, v. 2.0. If a copy of the MPL was not distributed with this
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- file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
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<bindings
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xmlns="http://www.mozilla.org/xbl"
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xmlns:xbl="http://www.mozilla.org/xbl"
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xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
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<binding id="arrowbox" extends="xul:box">
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<content orient="vertical">
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<xul:box anonid="container" class="panel-arrowcontainer" flex="1">
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<xul:box anonid="arrowbox" class="panel-arrowbox" dir="ltr">
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<xul:image anonid="arrow" class="panel-arrow" xbl:inherits="type"/>
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</xul:box>
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<xul:scrollbox anonid="arrowcontent" class="panel-arrowcontent" flex="1">
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<xul:box class="panel-inner-arrowcontent" xbl:inherits="align,dir,orient,pack,flex">
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<children/>
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</xul:box>
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</xul:scrollbox>
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</xul:box>
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</content>
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<implementation implements="nsIDOMEventListener">
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<constructor>
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<![CDATA[
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window.addEventListener("resize", this._eventHandler, false);
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]]>
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</constructor>
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<destructor>
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<![CDATA[
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window.removeEventListener("resize", this._eventHandler, false);
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]]>
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</destructor>
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<field name="anonScrollBox" readonly="true"><![CDATA[
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// Expose the anyonymous scrollbox so ScrollUtils.getScrollboxFromElement can find it.
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document.getAnonymousElementByAttribute(this, "anonid", "arrowcontent");
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]]></field>
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<property name="offset" onget="return parseInt(this.getAttribute('offset')) || 0;"
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onset="this.setAttribute('offset', val); return val;"/>
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<method name="_updateArrow">
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<parameter name="popupRect"/>
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<parameter name="targetRect"/>
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<parameter name="horizPos"/>
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<parameter name="vertPos"/>
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<body>
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<![CDATA[
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let arrow = document.getAnonymousElementByAttribute(this, "anonid", "arrow");
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if (!popupRect || !targetRect) {
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arrow.hidden = true;
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return;
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}
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let container = document.getAnonymousElementByAttribute(this, "anonid", "container");
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let content = document.getAnonymousElementByAttribute(this, "anonid", "arrowcontent");
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let arrowbox = document.getAnonymousElementByAttribute(this, "anonid", "arrowbox");
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// If the content of the arrowbox if taller than the available
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// screen space, force a maximum height
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this.style.minHeight = "";
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content.style.overflow = "visible";
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const kBottomMargin = 64;
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let contentRect = content.firstChild.getBoundingClientRect();
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if ((contentRect.height + contentRect.top + kBottomMargin) > window.innerHeight) {
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content.style.overflow = "hidden";
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this.style.minHeight = (window.innerHeight - parseInt(this.top) - kBottomMargin) + "px";
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}
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let HALF_ARROW_WIDTH = 16;
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let anchorClass = "";
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let hideArrow = false;
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if (horizPos == 0) {
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container.orient = "vertical";
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arrowbox.orient = "";
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if (vertPos == 0) {
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hideArrow = true;
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} else {
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let anchorPosX = 0.5;
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// check for hasAttribute because, in some cases, anchorNode is actually a rect
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if (this.anchorNode && this.anchorNode.hasAttribute && this.anchorNode.hasAttribute("anchorPosX"))
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anchorPosX = parseFloat(this.anchorNode.getAttribute("anchorPosX")) || 0.5;
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arrowbox.style.marginLeft = ((targetRect.left - popupRect.left) + (targetRect.width * anchorPosX) - HALF_ARROW_WIDTH) + "px";
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if (vertPos == 1) {
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container.dir = "normal";
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anchorClass = "top";
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} else if (vertPos == -1) {
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container.dir = "reverse";
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anchorClass = "bottom";
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}
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}
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} else if (vertPos == 0) {
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container.orient = "";
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arrowbox.orient = "vertical";
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let anchorPosY = 0.5;
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// check for hasAttribute because, in some cases, anchorNode is actually a rect
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if (this.anchorNode && this.anchorNode.hasAttribute && this.anchorNode.hasAttribute("anchorPosY"))
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anchorPosY = parseFloat(this.anchorNode.getAttribute("anchorPosY")) || 0.5;
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arrowbox.style.marginTop = ((targetRect.top - popupRect.top) + (targetRect.height * anchorPosY) - HALF_ARROW_WIDTH) + "px";
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if (horizPos == 1) {
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container.dir = "ltr";
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anchorClass = "left";
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} else if (horizPos == -1) {
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container.dir = "rtl";
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anchorClass = "right";
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}
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} else {
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hideArrow = true;
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}
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arrow.hidden = hideArrow;
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arrow.setAttribute("side", anchorClass);
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]]>
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</body>
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</method>
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<field name="anchorNode">null</field>
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<method name="anchorTo">
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<parameter name="aAnchorNode"/>
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<parameter name="aPosition"/>
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<body>
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<![CDATA[
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if (!aAnchorNode) {
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this._updateArrow(null, null, 0, 0);
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return;
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}
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this.anchorNode = aAnchorNode;
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this.position = aPosition;
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let anchorRect = aAnchorNode.getBoundingClientRect();
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let popupRect = new Rect(0,0,0,0);
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for (let i = 0; i < this.childNodes.length; i++) {
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popupRect.expandToContain(Rect.fromRect(this.childNodes[i].getBoundingClientRect()));
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}
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let offset = this.offset;
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let horizPos = 0;
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let vertPos = 0;
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if (aPosition) {
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let chromeReg = Cc["@mozilla.org/chrome/chrome-registry;1"].getService(Ci.nsIXULChromeRegistry);
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let isRtl = chromeReg.isLocaleRTL("global");
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let left = 0;
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let top = 0;
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switch (aPosition) {
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case "before_start":
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left = isRtl ? anchorRect.right - popupRect.width : anchorRect.left;
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top = anchorRect.top + offset - popupRect.height;
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vertPos = -1;
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break;
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case "before_end":
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left = isRtl ? anchorRect.left : anchorRect.right - popupRect.width;
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top = anchorRect.top + offset - popupRect.height;
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vertPos = -1;
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break;
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case "after_start":
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left = isRtl ? anchorRect.right - popupRect.width : anchorRect.left;
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top = anchorRect.bottom - offset;
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vertPos = 1;
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break;
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case "after_end":
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left = isRtl ? anchorRect.left : anchorRect.right - popupRect.width;
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top = anchorRect.bottom - offset;
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vertPos = 1;
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break;
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case "start_before":
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left = isRtl ? anchorRect.right : anchorRect.left - popupRect.width - offset;
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top = anchorRect.top;
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horizPos = -1;
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break;
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case "start_after":
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left = isRtl ? anchorRect.right : anchorRect.left - popupRect.width - offset;
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top = anchorRect.bottom - popupRect.height;
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horizPos = -1;
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break;
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case "end_before":
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left = isRtl ? anchorRect.left - popupRect.width - offset : anchorRect.right;
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top = anchorRect.top;
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horizPos = 1;
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break;
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case "end_after":
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left = isRtl ? anchorRect.left - popupRect.width - offset : anchorRect.right;
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top = anchorRect.bottom - popupRect.height;
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horizPos = 1;
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break;
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case "overlap":
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left = isRtl ? anchorRect.right - popupRect.width + offset : anchorRect.left + offset ;
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top = anchorRect.top + offset ;
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break;
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}
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if (top == 0) top = 1;
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if (left == 0) left = 1;
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if (left + popupRect.width > window.innerWidth)
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left = window.innerWidth - popupRect.width;
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else if (left < 0)
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left = 1;
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popupRect.left = left;
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this.setAttribute("left", left);
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popupRect.top = top;
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this.setAttribute("top", top);
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} else {
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horizPos = (Math.round(popupRect.right) <= Math.round(anchorRect.left + offset)) ? -1 :
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(Math.round(popupRect.left) >= Math.round(anchorRect.right - offset)) ? 1 : 0;
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vertPos = (Math.round(popupRect.bottom) <= Math.round(anchorRect.top + offset)) ? -1 :
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(Math.round(popupRect.top) >= Math.round(anchorRect.bottom - offset)) ? 1 : 0;
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}
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this._updateArrow(popupRect, anchorRect, horizPos, vertPos);
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]]>
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</body>
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</method>
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<method name="pointLeftAt">
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<parameter name="targetNode"/>
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<body>
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<![CDATA[
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if (!targetNode) {
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this._updateArrow(null, null, 0, 0);
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return;
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}
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let popupRect = this.getBoundingClientRect();
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let targetRect = targetNode.getBoundingClientRect();
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this._updateArrow(popupRect, targetRect, 1, 0);
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]]>
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</body>
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</method>
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<method name="pointRightAt">
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<parameter name="targetNode"/>
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<body>
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<![CDATA[
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if (!targetNode) {
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this._updateArrow(null, null, 0, 0);
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return;
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}
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let popupRect = this.getBoundingClientRect();
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let targetRect = targetNode.getBoundingClientRect();
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this._updateArrow(popupRect, targetRect, -1, 0);
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]]>
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</body>
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</method>
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<field name="_eventHandler"><![CDATA[
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({
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self: this,
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handleEvent: function handleEvent(aEvent) {
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// We need to reset the margins because the previous values could
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// cause the arrowbox to size incorrectly.
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let self = this.self;
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switch (aEvent.type) {
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case "resize":
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// Do nothing if there's no anchorNode
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if (!self.anchorNode)
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break;
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let arrowbox = document.getAnonymousElementByAttribute(self, "anonid", "arrowbox");
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arrowbox.style.marginLeft = "0px";
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arrowbox.style.marginTop = "0px";
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self.anchorTo(self.anchorNode, self.position);
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break;
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}
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}
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})
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]]></field>
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</implementation>
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</binding>
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</bindings>
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