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Bug 218686: Autoscroll activates when middle-clicking document scrollbars. p=alexey@optus.net, r=mconnor

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steffen.wilberg%web.de 2004-07-30 12:14:59 +00:00
parent 78cf18cc57
commit 5fee76a70e
1 changed files with 25 additions and 28 deletions
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53
toolkit/content/widgets/browser.xml
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@ -525,7 +525,6 @@
<field name="_AUTOSCROLL_SPEED">3</field>
<field name="_AUTOSCROLL_SNAP">10</field>
<field name="_clientFrameDoc">null</field>
<field name="_clientFrameBody">null</field>
<field name="_isScrolling">false</field>
<field name="_autoScrollMarkerImage">null</field>
<field name="_snapOn">false</field>
@ -573,33 +572,35 @@
<parameter name="node"/>
<body>
<![CDATA[
if (!node) return false;
var middleMousePaste;
var mmPaste = false;
var mmScrollbarPosition = false;
try {
middleMousePaste = this.mPrefs.getBoolPref("middlemouse.paste");
mmPaste = this.mPrefs.getBoolPref("middlemouse.paste");
}
catch (ex) {
middleMousePaste = false;
}
if (node instanceof HTMLElement) {
const xhtml1NS = "http://www.w3.org/1999/xhtml";
var tagName = node.nodeName;
if (node.namespaceURI != xhtml1NS)
tagName = tagName.toLowerCase();
if ((tagName == "a" || tagName == "area") && node.hasAttribute("href"))
return true;
if (middleMousePaste && (tagName == "input" || tagName == "textarea"))
return true;
try {
mmScrollbarPosition = this.mPrefs.getBoolPref("middlemouse.scrollbarPosition");
}
catch (ex) {
}
return this.isAutoscrollBlocker(node.parentNode);
while (node) {
if ((node instanceof HTMLAnchorElement || node instanceof HTMLAreaElement) && node.hasAttribute("href"))
return true;
if (mmPaste && (node instanceof HTMLInputElement || node instanceof HTMLTextAreaElement))
return true;
if (node instanceof XULElement && mmScrollbarPosition
&& (node.localName == "scrollbar" || node.localName == "scrollcorner"))
return true;
node = node.parentNode;
}
return false;
]]>
</body>
</method>
@ -645,7 +646,7 @@
el.style.padding = "0";
el.style.margin = "0";
this._clientFrameBody.appendChild(el);
this._clientFrameDoc.documentElement.appendChild(el);
this._autoScrollMarkerImage = el;
]]>
@ -749,24 +750,20 @@
</handler>
<handler event="mousedown">
<![CDATA[
if (this._isScrolling) {
stopScroll();
} else if (event.button == 1) {
if (!this.autoscrollEnabled || this.isAutoscrollBlocker(event.originalTarget))
return;
if (!this._isScrolling) {
if (event.button == 1) {
this._startX = event.clientX;
this._startY = event.clientY;
this._clientFrameDoc = event.originalTarget.ownerDocument;
this._clientFrameBody = (this._clientFrameDoc.getElementsByTagName('body')[0]) ? this._clientFrameDoc.getElementsByTagName('body')[0] : this._clientFrameDoc.getElementsByTagName('*')[0];
this._isScrolling = true;
this._snapOn = true;
this.showAutoscrollMarker(event);
window.setTimeout(function foo(a) { a.autoScrollLoop() }, 5, this);
}
}
else {
stopScroll();
}
]]>
</handler>
<handler event="mousemove">