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gecko/toolkit/content/widgets/findbar.xml
mconnor@steelgryphon.com 3da95192bd Bug 419967 - Cannot search in application/javascript page, r=gavin
2008-03-06 12:12:09 -08:00

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<?xml version="1.0"?>
<!-- ***** BEGIN LICENSE BLOCK *****
- Version: MPL 1.1/GPL 2.0/LGPL 2.1
-
- The contents of this file are subject to the Mozilla Public License Version
- 1.1 (the "License"); you may not use this file except in compliance with
- the License. You may obtain a copy of the License at
- http://www.mozilla.org/MPL/
-
- Software distributed under the License is distributed on an "AS IS" basis,
- WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- for the specific language governing rights and limitations under the
- License.
-
- The Original Code is mozilla.org viewsource frontend.
-
- The Initial Developer of the Original Code is
- Netscape Communications Corporation.
- Portions created by the Initial Developer are Copyright (C) 2003
- the Initial Developer. All Rights Reserved.
-
- Contributor(s):
- Blake Ross <blake@cs.stanford.edu> (Original Author)
- Masayuki Nakano <masayuki@d-toybox.com>
- Ben Basson <contact@cusser.net>
- Jason Barnabe <jason_barnabe@fastmail.fm>
- Asaf Romano <mano@mozilla.com>
- Ehsan Akhgari <ehsan.akhgari@gmail.com>
-
- Alternatively, the contents of this file may be used under the terms of
- either the GNU General Public License Version 2 or later (the "GPL"), or
- the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- in which case the provisions of the GPL or the LGPL are applicable instead
- of those above. If you wish to allow use of your version of this file only
- under the terms of either the GPL or the LGPL, and not to allow others to
- use your version of this file under the terms of the MPL, indicate your
- decision by deleting the provisions above and replace them with the notice
- and other provisions required by the GPL or the LGPL. If you do not delete
- the provisions above, a recipient may use your version of this file under
- the terms of any one of the MPL, the GPL or the LGPL.
-
- ***** END LICENSE BLOCK ***** -->
<!DOCTYPE bindings [
<!ENTITY % findBarDTD SYSTEM "chrome://global/locale/findbar.dtd" >
%findBarDTD;
<!ENTITY % globalDTD SYSTEM "chrome://global/locale/global.dtd">
%globalDTD;
]>
<bindings id="findbarBindings"
xmlns="http://www.mozilla.org/xbl"
xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
xmlns:xbl="http://www.mozilla.org/xbl">
<!-- Private binding -->
<binding id="findbar-textbox"
extends="chrome://global/content/bindings/textbox.xml#textbox">
<implementation>
<field name="_findbar">null</field>
<property name="findbar" readonly="true">
<getter>
return this._findbar ?
this._findbar : this._findbar = document.getBindingParent(this);
</getter>
</property>
<method name="getSupportedFlavours">
<body><![CDATA[
var flavourSet = new FlavourSet();
flavourSet.appendFlavour("text/unicode");
return flavourSet;
]]></body>
</method>
<method name="onDrop">
<parameter name="aEvent"/>
<parameter name="aXferData"/>
<parameter name="aDragSession"/>
<body><![CDATA[
this.value = aXferData.data;
this.findbar._find(aXferData.data);
]]></body>
</method>
<method name="_handleEnter">
<parameter name="aEvent"/>
<body><![CDATA[
if (this.findbar._findMode == this.findbar.FIND_NORMAL) {
var findString = this.findbar._findField;
if (!findString.value)
return;
#ifdef XP_MACOSX
if (aEvent.metaKey) {
#else
if (aEvent.ctrlKey) {
#endif
this.findbar.getElement("highlight").click();
return;
}
this.findbar.onFindAgainCommand(aEvent.shiftKey);
}
else {
// We need to keep a reference to _foundLink because
// _finishFAYT resets it to null.
var tmpLink = this._findbar._foundLink;
if (tmpLink && this.findbar._finishFAYT(aEvent))
this.findbar._dispatchKeypressEvent(tmpLink, aEvent);
}
]]></body>
</method>
<method name="_handleTab">
<parameter name="aEvent"/>
<body><![CDATA[
var shouldHandle = !aEvent.altKey && !aEvent.ctrlKey &&
!aEvent.metaKey;
if (shouldHandle &&
this.findbar._findMode != this.findbar.FIND_NORMAL &&
this.findbar._finishFAYT(aEvent)) {
if (aEvent.shiftKey)
document.commandDispatcher.rewindFocus();
else
document.commandDispatcher.advanceFocus();
}
]]></body>
</method>
</implementation>
<handlers>
<handler event="input"><![CDATA[
this.findbar._find(this.value);
]]></handler>
<handler event="keypress"><![CDATA[
var win = this.findbar._currentWindow ||
this.findbar.browser.contentWindow;
switch (event.keyCode) {
case KeyEvent.DOM_VK_RETURN:
this._handleEnter(event);
break;
case KeyEvent.DOM_VK_TAB:
this._handleTab(event);
break;
case KeyEvent.DOM_VK_PAGE_UP:
win.scrollByPages(-1);
event.preventDefault();
break;
case KeyEvent.DOM_VK_PAGE_DOWN:
win.scrollByPages(1);
event.preventDefault();
break;
case KeyEvent.DOM_VK_UP:
win.scrollByLines(-1);
event.preventDefault();
break;
case KeyEvent.DOM_VK_DOWN:
win.scrollByLines(1);
event.preventDefault();
break;
}
]]></handler>
<handler event="blur"><![CDATA[
var findbar = this.findbar;
var fastFind = findbar.browser.fastFind;
if (findbar._foundEditable)
fastFind.collapseSelection();
else {
fastFind.setSelectionModeAndRepaint
(findbar.nsISelectionController.SELECTION_ON);
}
findbar._setFoundLink(null);
findbar._foundEditable = null;
findbar._currentWindow = null;
]]></handler>
<handler event="compositionstart"><![CDATA[
// Don't close the find toolbar while IME is composing.
var findbar = this.findbar;
findbar._isIMEComposing = true;
if (findbar._quickFindTimeout) {
clearTimeout(findbar._quickFindTimeout);
findbar._quickFindTimeout = null;
}
]]></handler>
<handler event="compositionend"><![CDATA[
var findbar = this.findbar;
findbar._isIMEComposing = false;
if (findbar._findMode != findbar.FIND_NORMAL &&
!findbar.hidden)
findbar._setFindCloseTimeout();
]]></handler>
<handler event="dragdrop" phase="capturing"><![CDATA[
nsDragAndDrop.drop(event, this);
]]></handler>
</handlers>
</binding>
<binding id="findbar"
extends="chrome://global/content/bindings/toolbar.xml#toolbar">
<resources>
<stylesheet src="chrome://global/skin/findBar.css"/>
</resources>
<content align="center" hidden="true">
<xul:toolbarbutton anonid="find-closebutton"
class="findbar-closebutton"
tooltiptext="&findCloseButton.tooltip;"
oncommand="close();"/>
<xul:label anonid="find-label" class="findbar-find-fast" control="findbar-textbox"/>
<xul:hbox anonid="find-field-container"
class="find-field-container findbar-find-fast">
<xul:textbox class="findbar-textbox" anonid="findbar-textbox"/>
</xul:hbox>
<xul:hbox anonid="find-buttons-container" class="find-buttons-container">
<xul:toolbarbutton anonid="find-next"
class="findbar-find-next tabbable"
label="&next.label;"
accesskey="&next.accesskey;"
tooltiptext="&next.tooltip;"
oncommand="onFindAgainCommand(false);"
disabled="true"
chromedir="&locale.dir;"
xbl:inherits="accesskey=findnextaccesskey"/>
<xul:toolbarbutton anonid="find-previous"
class="findbar-find-previous tabbable"
label="&previous.label;"
accesskey="&previous.accesskey;"
tooltiptext="&previous.tooltip;"
oncommand="onFindAgainCommand(true);"
disabled="true"
chromedir="&locale.dir;"
xbl:inherits="accesskey=findpreviousaccesskey"/>
</xul:hbox>
<xul:toolbarbutton anonid="highlight"
class="findbar-highlight tabbable"
label="&highlight.label;"
accesskey="&highlight.accesskey;"
tooltiptext="&highlight.tooltiptext;"
oncommand="toggleHighlight(this.checked);"
type="checkbox"
disabled="true"
xbl:inherits="accesskey=highlightaccesskey"/>
<xul:checkbox anonid="find-case-sensitive"
oncommand="_setCaseSensitivity(this.checked);"
label="&caseSensitiveCheckbox.label;"
accesskey="&caseSensitiveCheckbox.accesskey;"
xbl:inherits="accesskey=matchcaseaccesskey"/>
<xul:label anonid="match-case-status" class="findbar-find-fast"/>
<xul:image anonid="find-status-icon" class="findbar-find-fast find-status-icon"/>
<xul:description anonid="find-status" class="findbar-find-fast findbar-find-status"
control="findbar-textbox">
<!-- Do not use value, first child is used because it provides a11y with text change events -->
</xul:description>
</content>
<implementation implements="nsIDOMEventListener">
<field name="FIND_NORMAL">0</field>
<field name="FIND_TYPEAHEAD">1</field>
<field name="FIND_LINKS">2</field>
<field name="_findMode">0</field>
<field name="_tmpOutline">null</field>
<field name="_tmpOutlineOffset">"0"</field>
<field name="_drawOutline">false</field>
<field name="_foundLink">null</field>
<field name="_flashFindBar">0</field>
<field name="_initialFlashFindBarCount">6</field>
<property name="prefillWithSelection"
onget="return this.getAttribute('prefillwithselection') != 'false'"
onset="this.setAttribute('prefillwithselection', val); return val;"/>
<field name="_selectionMaxLen">150</field>
<method name="getElement">
<parameter name="aAnonymousID"/>
<body><![CDATA[
return document.getAnonymousElementByAttribute(this,
"anonid",
aAnonymousID)
]]></body>
</method>
<property name="findMode"
readonly="true"
onget="return this._findMode;"/>
<field name="_browser">null</field>
<property name="browser">
<getter><![CDATA[
if (!this._browser) {
this._browser =
document.getElementById(this.getAttribute("browserid"));
}
return this._browser;
]]></getter>
<setter><![CDATA[
if (this._browser) {
this._browser.removeEventListener("keypress", this, false);
this._browser.removeEventListener("mouseup", this, false);
this._foundLink = null;
this._foundEditable = null;
this._currentWindow = null;
}
this._browser = val;
if (this._browser) {
this._browser.addEventListener("keypress", this, false);
this._browser.addEventListener("mouseup", this, false);
this._findField.value = this._browser.fastFind.searchString;
}
return val;
]]></setter>
</property>
<field name="_observer"><![CDATA[({
_self: this,
QueryInterface: function(aIID) {
if (aIID.equals(Components.interfaces.nsIObserver) ||
aIID.equals(Components.interfaces.nsISupportsWeakReference) ||
aIID.equals(Components.interfaces.nsISupports))
return this;
throw Components.results.NS_ERROR_NO_INTERFACE;
},
observe: function(aSubject, aTopic, aPrefName) {
if (aTopic != "nsPref:changed")
return;
var prefsvc =
aSubject.QueryInterface(Components.interfaces.nsIPrefBranch2);
switch (aPrefName) {
case "accessibility.typeaheadfind":
this._self._useTypeAheadFind = prefsvc.getBoolPref(aPrefName);
break;
case "accessibility.typeaheadfind.linksonly":
this._self._typeAheadLinksOnly = prefsvc.getBoolPref(aPrefName);
break;
case "accessibility.typeaheadfind.casesensitive":
this._self._typeAheadCaseSensitive = prefsvc.getIntPref(aPrefName);
this._self._updateCaseSensitivity();
if (this._self.getElement("highlight").checked)
this._self._setHighlightTimeout();
break;
}
}
})]]></field>
<constructor><![CDATA[
// These elements are accessed frequently and are therefore cached
this._findField = this.getElement("findbar-textbox");
this._findStatusIcon = this.getElement("find-status-icon");
this._findStatusDesc = this.getElement("find-status");
var prefsvc =
Components.classes["@mozilla.org/preferences-service;1"]
.getService(Components.interfaces.nsIPrefBranch2);
this._quickFindTimeoutLength =
prefsvc.getIntPref("accessibility.typeaheadfind.timeout");
this._flashFindBar =
prefsvc.getIntPref("accessibility.typeaheadfind.flashBar");
prefsvc.addObserver("accessibility.typeaheadfind",
this._observer, false);
prefsvc.addObserver("accessibility.typeaheadfind.linksonly",
this._observer, false);
prefsvc.addObserver("accessibility.typeaheadfind.casesensitive",
this._observer, false);
this._useTypeAheadFind =
prefsvc.getBoolPref("accessibility.typeaheadfind");
this._typeAheadLinksOnly =
prefsvc.getBoolPref("accessibility.typeaheadfind.linksonly");
this._typeAheadCaseSensitive =
prefsvc.getIntPref("accessibility.typeaheadfind.casesensitive");
// Convenience
this.nsITypeAheadFind = Components.interfaces.nsITypeAheadFind;
this.nsISelectionController = Components.interfaces.nsISelectionController;
// Make sure the FAYT keypress listener is attached by initializing the
// browser property
setTimeout(function(aSelf) { aSelf.browser = aSelf.browser; }, 0, this);
]]></constructor>
<destructor><![CDATA[
this.browser = null;
var prefsvc =
Components.classes["@mozilla.org/preferences-service;1"]
.getService(Components.interfaces.nsIPrefBranch2);
prefsvc.removeObserver("accessibility.typeaheadfind",
this._observer);
prefsvc.removeObserver("accessibility.typeaheadfind.linksonly",
this._observer);
prefsvc.removeObserver("accessibility.typeaheadfind.casesensitive",
this._observer);
]]></destructor>
<method name="_setFindCloseTimeout">
<body><![CDATA[
if (this._quickFindTimeout)
clearTimeout(this._quickFindTimeout);
// Don't close the find toolbar while IME is composing.
if (this._isIMEComposing) {
this._quickFindTimeout = null;
return;
}
this._quickFindTimeout =
setTimeout(function(aSelf) {
if (aSelf._findMode != aSelf.FIND_NORMAL)
aSelf.close();
}, this._quickFindTimeoutLength, this);
]]></body>
</method>
<!--
- Turns highlight on or off.
- @param aHighlight (boolean)
- Whether to turn on highlight
-->
<method name="toggleHighlight">
<parameter name="aHighlight"/>
<body><![CDATA[
var word = this._findField.value;
if (aHighlight) {
// We have to update the status because we might still have the status
// of another tab
if (this._highlightDoc("yellow", "black", word))
this._updateStatusUI(this.nsITypeAheadFind.FIND_FOUND);
else
this._updateStatusUI(this.nsITypeAheadFind.FIND_NOTFOUND);
}
else {
this._highlightDoc(null, null, null);
this._lastHighlightString = null;
}
]]></body>
</method>
<!--
- (Un)highlights each instance of the searched word in the passed
- window's content.
- @param aHighBackColor
- the background color for the highlight
- @param aHighTextColor
- the text color for the highlight, or null to make it
- unhighlight
- @param aWord
- the word to search for
- @param aWindow
- the window to search in. Passing undefined will search the
- current content window.
- @returns true if aWord was found
-->
<method name="_highlightDoc">
<parameter name="aHighBackColor"/>
<parameter name="aHighTextColor"/>
<parameter name="aWord"/>
<parameter name="aWindow"/>
<body><![CDATA[
var win = aWindow || this.browser.contentWindow;
var textFound = false;
for (var i = 0; win.frames && i < win.frames.length; i++) {
if (this._highlightDoc(aHighBackColor, aHighTextColor, aWord, win.frames[i]))
textFound = true;
}
var doc = win.document;
if (!doc || !(doc instanceof HTMLDocument))
return textFound;
var body = doc.body;
var count = body.childNodes.length;
this._searchRange = doc.createRange();
this._startPt = doc.createRange();
this._endPt = doc.createRange();
this._searchRange.setStart(body, 0);
this._searchRange.setEnd(body, count);
this._startPt.setStart(body, 0);
this._startPt.setEnd(body, 0);
this._endPt.setStart(body, count);
this._endPt.setEnd(body, count);
if (!aHighBackColor) {
// Remove highlighting. We use the find API again rather than
// searching for our span elements so that we gain access to the
// anonymous content that nsIFind searches.
if (!this._lastHighlightString)
return textFound;
var retRange = null;
var finder = Components.classes["@mozilla.org/embedcomp/rangefind;1"]
.createInstance(Components.interfaces.nsIFind);
while ((retRange = finder.Find(this._lastHighlightString,
this._searchRange, this._startPt,
this._endPt))) {
var startContainer = retRange.startContainer;
var elem = null;
try {
elem = startContainer.parentNode;
}
catch (ex) { }
if (elem && elem.className == "__mozilla-findbar-search") {
var child = null;
var docfrag = doc.createDocumentFragment();
var next = elem.nextSibling;
var parent = elem.parentNode;
while ((child = elem.firstChild)) {
docfrag.appendChild(child);
}
this._startPt = doc.createRange();
this._startPt.setStartAfter(elem);
parent.removeChild(elem);
parent.insertBefore(docfrag, next);
parent.normalize();
}
else {
// Somehow we didn't highlight this instance; just skip it.
this._startPt = doc.createRange();
this._startPt.setStart(retRange.endContainer,
retRange.endOffset);
}
this._startPt.collapse(true);
textFound = true;
}
return textFound;
}
var baseNode = doc.createElementNS("http://www.w3.org/1999/xhtml", "span");
baseNode.style.backgroundColor = aHighBackColor;
baseNode.style.color = aHighTextColor;
baseNode.style.display = "inline";
baseNode.style.fontSize = "inherit";
baseNode.style.padding = "0";
baseNode.className = "__mozilla-findbar-search";
return this._highlightText(aWord, baseNode) || textFound;
]]></body>
</method>
<!--
- Highlights each instance of the searched word in the current range.
-
- @param aWord
- the word to search for.
- @param aBaseNode
- a node to use as a template for what will replace the searched
- word.
- @returns true if aWord was found
-->
<method name="_highlightText">
<parameter name="aWord"/>
<parameter name="aBaseNode"/>
<body><![CDATA[
var retRange = null;
var finder = Components.classes["@mozilla.org/embedcomp/rangefind;1"]
.createInstance()
.QueryInterface(Components.interfaces.nsIFind);
finder.caseSensitive = this._shouldBeCaseSensitive(aWord);
var textFound = false;
while((retRange = finder.Find(aWord, this._searchRange,
this._startPt, this._endPt))) {
// Highlight
var nodeSurround = aBaseNode.cloneNode(true);
var node = this._highlight(retRange, nodeSurround);
this._startPt = node.ownerDocument.createRange();
this._startPt.setStart(node, node.childNodes.length);
this._startPt.setEnd(node, node.childNodes.length);
textFound = true;
}
this._lastHighlightString = aWord;
return textFound;
]]></body>
</method>
<!--
- Highlights the word in the passed range.
-
- @param aRange
- the range that contains the word to highlight
- @param aNode
- the node replace the searched word with
- @returns the node that replaced the searched word
-->
<method name="_highlight">
<parameter name="aRange"/>
<parameter name="aNode"/>
<body><![CDATA[
var startContainer = aRange.startContainer;
var startOffset = aRange.startOffset;
var endOffset = aRange.endOffset;
var docfrag = aRange.extractContents();
var before = startContainer.splitText(startOffset);
var parent = before.parentNode;
aNode.appendChild(docfrag);
parent.insertBefore(aNode, before);
return aNode;
]]></body>
</method>
<!--
- Updates the case-sensitivity mode of the findbar and its UI.
- @param [optional] aString
- The string for which case sensitivity might be turned on.
- This only used when case-sensitivity is in auto mode,
- @see _shouldBeCaseSensitive. The default value for this
- parameter is the find-field value.
-->
<method name="_updateCaseSensitivity">
<parameter name="aString"/>
<body><![CDATA[
var val = aString || this._findField.value;
var caseSensitive = this._shouldBeCaseSensitive(val);
var checkbox = this.getElement("find-case-sensitive");
var statusLabel = this.getElement("match-case-status");
checkbox.checked = caseSensitive;
statusLabel.value = caseSensitive ? this._caseSensitiveStr : "";
// Show the checkbox on the full Find bar in non-auto mode.
// Show the label in all other cases.
var hideCheckbox = this._findMode != this.FIND_NORMAL ||
(this._typeAheadCaseSensitive != 0 &&
this._typeAheadCaseSensitive != 1);
checkbox.hidden = hideCheckbox;
statusLabel.hidden = !hideCheckbox;
var fastFind = this.browser.fastFind;
fastFind.caseSensitive = caseSensitive;
]]></body>
</method>
<!--
- Sets the findbar case-sensitivity mode
- @param aCaseSensitive (boolean)
- Whether or not case-sensitivity should be turned on.
-->
<method name="_setCaseSensitivity">
<parameter name="aCaseSensitive"/>
<body><![CDATA[
var prefsvc =
Components.classes["@mozilla.org/preferences-service;1"]
.getService(Components.interfaces.nsIPrefBranch2);
// Just set the pref; our observer will change the find bar behavior
prefsvc.setIntPref("accessibility.typeaheadfind.casesensitive",
aCaseSensitive ? 1 : 0);
]]></body>
</method>
<!--
- Opens and displays the find bar.
-
- @param aMode
- the find mode to be used, which is either FIND_NORMAL,
- FIND_TYPEAHEAD or FIND_LINKS. If not passed, the last
- find mode if any or FIND_NORMAL.
- @returns true if the find bar wasn't previously open, false otherwise.
-->
<method name="open">
<parameter name="aMode"/>
<body><![CDATA[
if (aMode != undefined)
this._findMode = aMode;
if (!this._notFoundStr) {
var stringsBundle =
Components.classes["@mozilla.org/intl/stringbundle;1"]
.getService(Components.interfaces.nsIStringBundleService)
.createBundle("chrome://global/locale/findbar.properties");
this._notFoundStr = stringsBundle.GetStringFromName("NotFound");
this._wrappedToTopStr =
stringsBundle.GetStringFromName("WrappedToTop");
this._wrappedToBottomStr =
stringsBundle.GetStringFromName("WrappedToBottom");
this._normalFindStr =
stringsBundle.GetStringFromName("NormalFindLabel");
this._fastFindStr =
stringsBundle.GetStringFromName("FastFindLabel");
this._fastFindLinksStr =
stringsBundle.GetStringFromName("FastFindLinksLabel");
this._caseSensitiveStr =
stringsBundle.GetStringFromName("CaseSensitive");
}
this._updateFindUI();
if (this.hidden) {
this.hidden = false;
this._updateStatusUI(this.nsITypeAheadFind.FIND_FOUND);
return true;
}
return false;
]]></body>
</method>
<!--
- Closes the findbar.
-->
<method name="close">
<body><![CDATA[
var ww =
Components.classes["@mozilla.org/embedcomp/window-watcher;1"]
.getService(Components.interfaces.nsIWindowWatcher);
if (window == ww.activeWindow) {
var focusedElement = document.commandDispatcher.focusedElement;
if (focusedElement) {
var bindingParent = document.getBindingParent(focusedElement);
if (bindingParent == this || bindingParent == this._findField) {
// block scrolling on focus since find already scrolls, further
// scrolling is due to user action, so don't override this
var suppressedScroll = document.commandDispatcher.suppressFocusScroll;
document.commandDispatcher.suppressFocusScroll = true;
// We MUST reset suppressFocusScroll.
try {
if (this._foundLink)
this._foundLink.focus();
else if (this._foundEditable)
this._foundEditable.focus();
else if (this._currentWindow)
this._currentWindow.focus();
else
this.browser.contentWindow.focus();
}
catch(ex) {
// Retry to set focus.
try {
this.browser.contentWindow.focus();
}
catch(e) { /* We lose focused element! */ }
}
document.commandDispatcher.suppressFocusScroll = suppressedScroll;
}
}
}
this.hidden = true;
var fastFind = this.browser.fastFind;
fastFind.setSelectionModeAndRepaint
(this.nsISelectionController.SELECTION_ON);
this._setFoundLink(null);
this._foundEditable = null;
this._currentWindow = null;
if (this._quickFindTimeout) {
clearTimeout(this._quickFindTimeout);
this._quickFindTimeout = null;
}
]]></body>
</method>
<method name="_dispatchKeypressEvent">
<parameter name="aTarget"/>
<parameter name="aEvent"/>
<body><![CDATA[
if (!aTarget)
return;
var event = document.createEvent("KeyEvents");
event.initKeyEvent(aEvent.type, aEvent.bubbles, aEvent.cancelable,
aEvent.view, aEvent.ctrlKey, aEvent.altKey,
aEvent.shiftKey, aEvent.metaKey, aEvent.keyCode,
aEvent.charCode);
aTarget.dispatchEvent(event);
]]></body>
</method>
<field name="_xulBrowserWindow">null</field>
<method name="_updateStatusUIBar">
<body><![CDATA[
if (!this._xulBrowserWindow) {
try {
this._xulBrowserWindow =
window.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
.getInterface(Components.interfaces.nsIWebNavigation)
.QueryInterface(Components.interfaces.nsIDocShellTreeItem)
.treeOwner
.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
.getInterface(Components.interfaces.nsIXULWindow)
.XULBrowserWindow;
}
catch(ex) { }
if (!this._xulBrowserWindow)
return false;
}
if (!this._foundLink || !this._foundLink.href ||
this._foundLink.href == "") {
this._xulBrowserWindow.setOverLink("", null);
return true;
}
var docCharset = "";
var ownerDoc = this._foundLink.ownerDocument;
if (ownerDoc)
docCharset = ownerDoc.characterSet;
if (!this._textToSubURIService) {
this._textToSubURIService =
Components.classes["@mozilla.org/intl/texttosuburi;1"]
.getService(Components.interfaces.nsITextToSubURI);
}
var url =
this._textToSubURIService.unEscapeURIForUI(docCharset,
this._foundLink.href);
this._xulBrowserWindow.setOverLink(url, null);
return true;
]]></body>
</method>
<method name="_setFoundLink">
<parameter name="aFoundLink"/>
<body><![CDATA[
if (this._foundLink == aFoundLink)
return;
if (this._foundLink && this._drawOutline) {
// restore original outline
this._foundLink.style.outline = this._tmpOutline;
this._foundLink.style.outlineOffset = this._tmpOutlineOffset;
}
this._drawOutline = (aFoundLink && this._findMode != this.FIND_NORMAL);
if (this._drawOutline) {
// backup original outline
this._tmpOutline = aFoundLink.style.outline;
this._tmpOutlineOffset = aFoundLink.style.outlineOffset;
// draw pseudo focus rect
// XXX Should we change the following style for FAYT pseudo focus?
// XXX Shouldn't we change default design if outline is visible
// already?
// Don't set the outline-color, we should always use initial value.
aFoundLink.style.outline = "1px dotted";
aFoundLink.style.outlineOffset = "0";
}
this._foundLink = aFoundLink;
// If the mouse cursor is on the document, the status bar text is
// changed by a mouse event which is dispatched by a scroll event.
// Thus we should change it only after the mouse event is dispatched.
if (this._findMode != this.FIND_NORMAL)
setTimeout(function(aSelf) { aSelf._updateStatusUIBar(); }, 0, this);
]]></body>
</method>
<method name="_finishFAYT">
<parameter name="aKeypressEvent"/>
<body><![CDATA[
try {
if (this._foundLink)
this._foundLink.focus();
else if (this._foundEditable) {
this._foundEditable.focus();
var fastFind = this.browser.fastFind;
fastFind.collapseSelection();
}
else if (this._currentWindow)
this._currentWindow.focus();
else
return false;
}
catch(e) {
return false;
}
if (aKeypressEvent)
aKeypressEvent.preventDefault();
this.close();
return true;
]]></body>
</method>
<!--
- Returns true if |aMimeType| is text-based, or false otherwise.
-
- @param aMimeType
- The MIME type to check.
-
- if adding types to this function, please see the similar function
- in browser/base/content/browser.js
-->
<method name="_mimeTypeIsTextBased">
<parameter name="aMimeType"/>
<body><![CDATA[
return /^text\/|\+xml$/.test(aMimeType) ||
aMimeType == "application/x-javascript" ||
aMimeType == "application/javascript" ||
aMimeType == "application/xml";
]]></body>
</method>
<!--
- Returns whether FAYT can be used for the given event in
- the current content state.
-->
<method name="_shouldFastFind">
<parameter name="aEvent"/>
<body><![CDATA[
if (aEvent.ctrlKey || aEvent.altKey || aEvent.metaKey ||
aEvent.getPreventDefault())
return false;
var win = document.commandDispatcher.focusedWindow;
if (win)
if (!this._mimeTypeIsTextBased(win.document.contentType))
return false;
var elt = document.commandDispatcher.focusedElement;
if (elt) {
if (elt instanceof HTMLInputElement) {
// block FAYT when an <input> textfield element is focused
var inputType = elt.type;
switch (inputType) {
case "text":
case "password":
case "file":
return false;
}
}
else if (elt instanceof HTMLTextAreaElement ||
elt instanceof HTMLSelectElement ||
elt instanceof HTMLIsIndexElement ||
elt instanceof HTMLObjectElement ||
elt instanceof HTMLEmbedElement)
return false;
}
// disable FAYT in about:config and about:blank to prevent FAYT
// opening unexpectedly - to fix bugs 264562, 267150, 269712
var url = this.browser.currentURI.spec;
if (url == "about:blank" || url == "about:config")
return false;
if (win) {
try {
var editingSession = win.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
.getInterface(Components.interfaces.nsIWebNavigation)
.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
.getInterface(Components.interfaces.nsIEditingSession);
if (editingSession.windowIsEditable(win))
return false;
}
catch (e) {
// If someone built with composer disabled, we can't get an editing session.
}
}
return true;
]]></body>
</method>
<method name="_shouldBeCaseSensitive">
<parameter name="aString"/>
<body><![CDATA[
if (this._typeAheadCaseSensitive == 0)
return false;
if (this._typeAheadCaseSensitive == 1)
return true;
return aString != aString.toLowerCase();
]]></body>
</method>
<method name="_onBrowserKeypress">
<parameter name="aEvent"/>
<body><![CDATA[
const TAF_LINKS_KEY = "'";
const TAF_TEXT_KEY = "/";
if (!this._shouldFastFind(aEvent))
return;
if (this._findMode != this.FIND_NORMAL && this._quickFindTimeout) {
if (!aEvent.charCode)
return;
this._findField.select();
this._findField.focus();
this._dispatchKeypressEvent(this._findField.inputField, aEvent);
aEvent.preventDefault();
return;
}
var key = aEvent.charCode ? String.fromCharCode(aEvent.charCode) : null;
var manualstartFAYT = (key == TAF_LINKS_KEY || key == TAF_TEXT_KEY);
var autostartFAYT = !manualstartFAYT && this._useTypeAheadFind &&
key && key != " ";
if (manualstartFAYT || autostartFAYT) {
var mode = (key == TAF_LINKS_KEY ||
(autostartFAYT && this._typeAheadLinksOnly)) ?
this.FIND_LINKS : this.FIND_TYPEAHEAD;
// Clear bar first, so that when openFindBar() calls setCaseSensitivity()
// it doesn't get confused by a lingering value
this._findField.value = "";
this.open(mode);
this._setFindCloseTimeout();
this._findField.select();
this._findField.focus();
if (autostartFAYT)
this._dispatchKeypressEvent(this._findField.inputField, aEvent);
else
this._updateStatusUI(this.nsITypeAheadFind.FIND_FOUND);
aEvent.preventDefault();
}
]]></body>
</method>
<!-- See nsIDOMEventListener -->
<method name="handleEvent">
<parameter name="aEvent"/>
<body><![CDATA[
switch (aEvent.type) {
case "mouseup":
if (!this.hidden && this._findMode != this.FIND_NORMAL)
this.close();
break;
case "keypress":
this._onBrowserKeypress(aEvent);
break;
}
]]></body>
</method>
<method name="_enableFindButtons">
<parameter name="aEnable"/>
<body><![CDATA[
this.getElement("find-next").disabled =
this.getElement("find-previous").disabled =
this.getElement("highlight").disabled = !aEnable;
]]></body>
</method>
<!--
- Determines whether minimalist or general-purpose search UI is to be
- displayed when the find bar is activated.
-->
<method name="_updateFindUI">
<body><![CDATA[
var showMinimalUI = this._findMode != this.FIND_NORMAL;
var nodes = document.getAnonymousNodes(this);
for (var i = 0; i < nodes.length; i++) {
if (nodes[i].className.indexOf("findbar-find-fast") != -1)
continue;
nodes[i].hidden = showMinimalUI;
}
this._updateCaseSensitivity();
if (this._findMode == this.FIND_TYPEAHEAD)
this.getElement("find-label").value = this._fastFindStr;
else if (this._findMode == this.FIND_LINKS)
this.getElement("find-label").value = this._fastFindLinksStr;
else
this.getElement("find-label").value = this._normalFindStr;
]]></body>
</method>
<method name="_updateFoundLink">
<parameter name="res"/>
<body><![CDATA[
var val = this._findField.value;
if (res == this.nsITypeAheadFind.FIND_NOTFOUND || !val) {
this._setFoundLink(null);
this._foundEditable = null;
this._currentWindow = null;
}
else {
this._setFoundLink(this.browser.fastFind.foundLink);
this._foundEditable = this.browser.fastFind.foundEditable;
this._currentWindow = this.browser.fastFind.currentWindow;
}
]]></body>
</method>
<method name="_find">
<parameter name="aValue"/>
<body><![CDATA[
var val = aValue || this._findField.value
this._enableFindButtons(val);
if (this.getElement("highlight").checked)
this._setHighlightTimeout();
this._updateCaseSensitivity(val);
var fastFind = this.browser.fastFind;
var res = fastFind.find(val, this._findMode == this.FIND_LINKS);
this._updateFoundLink(res);
this._updateStatusUI(res, false);
if (this._findMode != this.FIND_NORMAL)
this._setFindCloseTimeout();
return res;
]]></body>
</method>
<method name="_flash">
<body><![CDATA[
if (this._flashFindBarCount === undefined)
this._flashFindBarCount = this._initialFlashFindBarCount;
if (this._flashFindBarCount-- == 0) {
clearInterval(this._flashFindBarTimeout);
this.removeAttribute("flash");
this._flashFindBarCount = 6;
return;
}
this.setAttribute("flash",
(this._flashFindBarCount % 2 == 0) ?
"false" : "true");
]]></body>
</method>
<method name="_setHighlightTimeout">
<body><![CDATA[
if (this._highlightTimeout)
clearTimeout(this._highlightTimeout);
this._highlightTimeout =
setTimeout(function(aSelf) {
aSelf.toggleHighlight(false);
aSelf.toggleHighlight(true);
}, 500, this);
]]></body>
</method>
<method name="_findAgain">
<parameter name="aFindPrevious"/>
<body><![CDATA[
var fastFind = this.browser.fastFind;
var res = fastFind.findAgain(aFindPrevious,
this._findMode == this.FIND_LINKS);
this._updateFoundLink(res);
this._updateStatusUI(res, aFindPrevious);
if (this._findMode != this.FIND_NORMAL && !this.hidden)
this._setFindCloseTimeout();
return res;
]]></body>
</method>
<method name="_updateStatusUI">
<parameter name="res"/>
<parameter name="aFindPrevious"/>
<body><![CDATA[
switch (res) {
case this.nsITypeAheadFind.FIND_WRAPPED:
this._findStatusIcon.setAttribute("status", "wrapped");
this._findStatusDesc.textContent =
aFindPrevious ? this._wrappedToBottomStr : this._wrappedToTopStr;
this._findField.removeAttribute("status");
break;
case this.nsITypeAheadFind.FIND_NOTFOUND:
this._findStatusIcon.setAttribute("status", "notfound");
this._findStatusDesc.textContent = this._notFoundStr;
this._findField.setAttribute("status", "notfound");
break;
case this.nsITypeAheadFind.FIND_FOUND:
default:
this._findStatusIcon.removeAttribute("status");
this._findStatusDesc.textContent = "";
this._findField.removeAttribute("status");
break;
}
]]></body>
</method>
<method name="_getInitialSelection">
<body><![CDATA[
var focusedElement = document.commandDispatcher.focusedElement;
var selText;
if (focusedElement instanceof Components.interfaces.nsIDOMNSEditableElement &&
focusedElement.ownerDocument.defaultView.top == this._browser.contentWindow)
{
// The user may have a selection in an input or textarea
selText = focusedElement.editor.selectionController
.getSelection(Components.interfaces.nsISelectionController.SELECTION_NORMAL)
.toString();
}
else {
// Look for any selected text on the actual page
var focusedWindow = document.commandDispatcher.focusedWindow;
if (focusedWindow.top == this._browser.contentWindow)
selText = focusedWindow.getSelection().toString();
}
if (!selText)
return "";
// Process our text to get rid of unwanted characters
if (selText.length > this._selectionMaxLen) {
var pattern = new RegExp("^(?:\\s*.){0," + this._selectionMaxLen + "}");
pattern.test(selText);
selText = RegExp.lastMatch;
}
return selText.replace(/^\s+/, "")
.replace(/\s+$/, "")
.replace(/\s+/g, " ")
.substr(0, this._selectionMaxLen);
]]></body>
</method>
<!--
- Opens the findbar, focuses the findfield and selects its contents.
- Also flashes the findbar the first time it's used.
- @param aMode
- the find mode to be used, which is either FIND_NORMAL,
- FIND_TYPEAHEAD or FIND_LINKS. If not passed, the last
- find mode if any or FIND_NORMAL.
-->
<method name="startFind">
<parameter name="aMode"/>
<body><![CDATA[
var prefsvc =
Components.classes["@mozilla.org/preferences-service;1"]
.getService(Components.interfaces.nsIPrefBranch2);
var userWantsPrefill = true;
this.open(aMode);
if (this._flashFindBar) {
this._flashFindBarTimeout =
setInterval(function(aSelf) { aSelf._flash(); }, 500, this);
prefsvc.setIntPref("accessibility.typeaheadfind.flashBar",
--this._flashFindBar);
}
if (this.prefillWithSelection)
userWantsPrefill =
prefsvc.getBoolPref("accessibility.typeaheadfind.prefillwithselection");
var initialString = (this.prefillWithSelection && userWantsPrefill) ?
this._getInitialSelection() : null;
if (initialString) {
this._findField.value = initialString;
this._enableFindButtons(true);
}
else if (!this._findField.value)
this._enableFindButtons(false);
this._findField.select();
this._findField.focus();
]]></body>
</method>
<!--
- Convenient alias to startFind(gFindBar.FIND_NORMAL);
-
- You should generally map the window's find command to this method.
- e.g. <command name="cmd_find" oncommand="gFindBar.onFindCommand();"/>
-->
<method name="onFindCommand">
<body><![CDATA[
this.startFind(this.FIND_NORMAL);
]]></body>
</method>
<!--
- Stub for find-next and find-previous commands
- @param aFindPrevious
- true for find-previous, false otherwise.
-->
<method name="onFindAgainCommand">
<parameter name="aFindPrevious"/>
<body><![CDATA[
var findString = this._browser.fastFind.searchString || this._findField.value;
if (!findString) {
this.startFind();
return;
}
var res;
// Ensure the stored SearchString is in sync with what we want to find
if (this._findField.value != this._browser.fastFind.searchString &&
!this.hidden)
res = this._find(this._findField.value);
else
res = this._findAgain(aFindPrevious);
if (res == this.nsITypeAheadFind.FIND_NOTFOUND) {
if (this.open()) {
if (this._findMode != this.FIND_NORMAL)
this._setFindCloseTimeout();
this._findField.focus();
this._findField.focus();
this._updateStatusUI(res, aFindPrevious);
}
}
]]></body>
</method>
</implementation>
<handlers>
<handler event="keypress" keycode="VK_ESCAPE" phase="capturing" action="this.close();" preventdefault="true"/>
</handlers>
</binding>
</bindings>
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