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main.js
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841 lines (644 loc) · 25.1 KB
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// This file is part of Natural Docs, which is Copyright © 2003-2010 Greg Valure
// Natural Docs is licensed under version 3 of the GNU Affero General Public License (AGPL)
// Refer to License.txt for the complete details
// This file may be distributed with documentation files generated by Natural Docs.
// Such documentation is not covered by Natural Docs' copyright and licensing,
// and may have its own copyright and distribution terms as decided by its author.
//
// Browser Styles
// ____________________________________________________________________________
var agt=navigator.userAgent.toLowerCase();
var browserType;
var browserVer;
if (agt.indexOf("opera") != -1)
{
browserType = "Opera";
if (agt.indexOf("opera 7") != -1 || agt.indexOf("opera/7") != -1)
{ browserVer = "Opera7"; }
else if (agt.indexOf("opera 8") != -1 || agt.indexOf("opera/8") != -1)
{ browserVer = "Opera8"; }
else if (agt.indexOf("opera 9") != -1 || agt.indexOf("opera/9") != -1)
{ browserVer = "Opera9"; }
}
else if (agt.indexOf("applewebkit") != -1)
{
browserType = "Safari";
if (agt.indexOf("version/3") != -1)
{ browserVer = "Safari3"; }
else if (agt.indexOf("safari/4") != -1)
{ browserVer = "Safari2"; }
}
else if (agt.indexOf("khtml") != -1)
{
browserType = "Konqueror";
}
else if (agt.indexOf("msie") != -1)
{
browserType = "IE";
if (agt.indexOf("msie 6") != -1)
{ browserVer = "IE6"; }
else if (agt.indexOf("msie 7") != -1)
{ browserVer = "IE7"; }
}
else if (agt.indexOf("gecko") != -1)
{
browserType = "Firefox";
if (agt.indexOf("rv:1.7") != -1)
{ browserVer = "Firefox1"; }
else if (agt.indexOf("rv:1.8)") != -1 || agt.indexOf("rv:1.8.0") != -1)
{ browserVer = "Firefox15"; }
else if (agt.indexOf("rv:1.8.1") != -1)
{ browserVer = "Firefox2"; }
}
//
// Support Functions
// ____________________________________________________________________________
function GetXPosition(item)
{
var position = 0;
if (item.offsetWidth != null)
{
while (item != document.body && item != null)
{
position += item.offsetLeft;
item = item.offsetParent;
};
};
return position;
};
function GetYPosition(item)
{
var position = 0;
if (item.offsetWidth != null)
{
while (item != document.body && item != null)
{
position += item.offsetTop;
item = item.offsetParent;
};
};
return position;
};
function MoveToPosition(item, x, y)
{
// Opera 5 chokes on the px extension, so it can use the Microsoft one instead.
if (item.style.left != null)
{
item.style.left = x + "px";
item.style.top = y + "px";
}
else if (item.style.pixelLeft != null)
{
item.style.pixelLeft = x;
item.style.pixelTop = y;
};
};
//
// Menu
// ____________________________________________________________________________
function ToggleMenu(id)
{
if (!window.document.getElementById)
{ return; };
var display = window.document.getElementById(id).style.display;
if (display == "none")
{ display = "block"; }
else
{ display = "none"; }
window.document.getElementById(id).style.display = display;
}
function HideAllBut(ids, max)
{
if (document.getElementById)
{
ids.sort( function(a,b) { return a - b; } );
var number = 1;
while (number < max)
{
if (ids.length > 0 && number == ids[0])
{ ids.shift(); }
else
{
document.getElementById("MGroupContent" + number).style.display = "none";
};
number++;
};
};
}
//
// Tooltips
// ____________________________________________________________________________
var tooltipTimer = 0;
function ShowTip(event, tooltipID, linkID)
{
if (tooltipTimer)
{ clearTimeout(tooltipTimer); };
var docX = event.clientX + window.pageXOffset;
var docY = event.clientY + window.pageYOffset;
var showCommand = "ReallyShowTip('" + tooltipID + "', '" + linkID + "', " + docX + ", " + docY + ")";
tooltipTimer = setTimeout(showCommand, 1000);
}
function ReallyShowTip(tooltipID, linkID, docX, docY)
{
tooltipTimer = 0;
var tooltip;
var link;
if (document.getElementById)
{
tooltip = document.getElementById(tooltipID);
link = document.getElementById(linkID);
}
/* else if (document.all)
{
tooltip = eval("document.all['" + tooltipID + "']");
link = eval("document.all['" + linkID + "']");
}
*/
if (tooltip)
{
var left = GetXPosition(link);
var top = GetYPosition(link);
top += link.offsetHeight;
// The fallback method is to use the mouse X and Y relative to the document. We use a separate if and test if its a number
// in case some browser snuck through the above if statement but didn't support everything.
if (!isFinite(top) || top == 0)
{
left = docX;
top = docY;
}
// Some spacing to get it out from under the cursor.
top += 10;
// Make sure the tooltip doesnt get smushed by being too close to the edge, or in some browsers, go off the edge of the
// page. We do it here because Konqueror does get offsetWidth right even if it doesnt get the positioning right.
if (tooltip.offsetWidth != null)
{
var width = tooltip.offsetWidth;
var docWidth = document.body.clientWidth;
if (left + width > docWidth)
{ left = docWidth - width - 1; }
// If there's a horizontal scroll bar we could go past zero because it's using the page width, not the window width.
if (left < 0)
{ left = 0; };
}
MoveToPosition(tooltip, left, top);
tooltip.style.visibility = "visible";
}
}
function HideTip(tooltipID)
{
if (tooltipTimer)
{
clearTimeout(tooltipTimer);
tooltipTimer = 0;
}
var tooltip;
if (document.getElementById)
{ tooltip = document.getElementById(tooltipID); }
else if (document.all)
{ tooltip = eval("document.all['" + tooltipID + "']"); }
if (tooltip)
{ tooltip.style.visibility = "hidden"; }
}
//
// Blockquote fix for IE
// ____________________________________________________________________________
function NDOnLoad()
{
if (browserVer == "IE6")
{
var scrollboxes = document.getElementsByTagName('blockquote');
if (scrollboxes.item(0))
{
NDDoResize();
window.onresize=NDOnResize;
};
};
};
var resizeTimer = 0;
function NDOnResize()
{
if (resizeTimer != 0)
{ clearTimeout(resizeTimer); };
resizeTimer = setTimeout(NDDoResize, 250);
};
function NDDoResize()
{
var scrollboxes = document.getElementsByTagName('blockquote');
var i;
var item;
i = 0;
while (item = scrollboxes.item(i))
{
item.style.width = 100;
i++;
};
i = 0;
while (item = scrollboxes.item(i))
{
item.style.width = item.parentNode.offsetWidth;
i++;
};
clearTimeout(resizeTimer);
resizeTimer = 0;
}
/* ________________________________________________________________________________________________________
Class: SearchPanel
________________________________________________________________________________________________________
A class handling everything associated with the search panel.
Parameters:
name - The name of the global variable that will be storing this instance. Is needed to be able to set timeouts.
mode - The mode the search is going to work in. Pass <NaturalDocs::Builder::Base->CommandLineOption()>, so the
value will be something like "HTML" or "FramedHTML".
________________________________________________________________________________________________________
*/
function SearchPanel(name, mode, resultsPath)
{
if (!name || !mode || !resultsPath)
{ alert("Incorrect parameters to SearchPanel."); };
// Group: Variables
// ________________________________________________________________________
/*
var: name
The name of the global variable that will be storing this instance of the class.
*/
this.name = name;
/*
var: mode
The mode the search is going to work in, such as "HTML" or "FramedHTML".
*/
this.mode = mode;
/*
var: resultsPath
The relative path from the current HTML page to the results page directory.
*/
this.resultsPath = resultsPath;
/*
var: keyTimeout
The timeout used between a keystroke and when a search is performed.
*/
this.keyTimeout = 0;
/*
var: keyTimeoutLength
The length of <keyTimeout> in thousandths of a second.
*/
this.keyTimeoutLength = 500;
/*
var: lastSearchValue
The last search string executed, or an empty string if none.
*/
this.lastSearchValue = "";
/*
var: lastResultsPage
The last results page. The value is only relevant if <lastSearchValue> is set.
*/
this.lastResultsPage = "";
/*
var: deactivateTimeout
The timeout used between when a control is deactivated and when the entire panel is deactivated. Is necessary
because a control may be deactivated in favor of another control in the same panel, in which case it should stay
active.
*/
this.deactivateTimout = 0;
/*
var: deactivateTimeoutLength
The length of <deactivateTimeout> in thousandths of a second.
*/
this.deactivateTimeoutLength = 200;
// Group: DOM Elements
// ________________________________________________________________________
// Function: DOMSearchField
this.DOMSearchField = function()
{ return document.getElementById("MSearchField"); };
// Function: DOMSearchType
this.DOMSearchType = function()
{ return document.getElementById("MSearchType"); };
// Function: DOMPopupSearchResults
this.DOMPopupSearchResults = function()
{ return document.getElementById("MSearchResults"); };
// Function: DOMPopupSearchResultsWindow
this.DOMPopupSearchResultsWindow = function()
{ return document.getElementById("MSearchResultsWindow"); };
// Function: DOMSearchPanel
this.DOMSearchPanel = function()
{ return document.getElementById("MSearchPanel"); };
// Group: Event Handlers
// ________________________________________________________________________
/*
Function: OnSearchFieldFocus
Called when focus is added or removed from the search field.
*/
this.OnSearchFieldFocus = function(isActive)
{
this.Activate(isActive);
};
/*
Function: OnSearchFieldChange
Called when the content of the search field is changed.
*/
this.OnSearchFieldChange = function()
{
if (this.keyTimeout)
{
clearTimeout(this.keyTimeout);
this.keyTimeout = 0;
};
var searchValue = this.DOMSearchField().value.replace(/ +/g, "");
if (searchValue != this.lastSearchValue)
{
if (searchValue != "")
{
this.keyTimeout = setTimeout(this.name + ".Search()", this.keyTimeoutLength);
}
else
{
if (this.mode == "HTML")
{ this.DOMPopupSearchResultsWindow().style.display = "none"; };
this.lastSearchValue = "";
};
};
};
/*
Function: OnSearchTypeFocus
Called when focus is added or removed from the search type.
*/
this.OnSearchTypeFocus = function(isActive)
{
this.Activate(isActive);
};
/*
Function: OnSearchTypeChange
Called when the search type is changed.
*/
this.OnSearchTypeChange = function()
{
var searchValue = this.DOMSearchField().value.replace(/ +/g, "");
if (searchValue != "")
{
this.Search();
};
};
// Group: Action Functions
// ________________________________________________________________________
/*
Function: CloseResultsWindow
Closes the results window.
*/
this.CloseResultsWindow = function()
{
this.DOMPopupSearchResultsWindow().style.display = "none";
this.Activate(false, true);
};
/*
Function: Search
Performs a search.
*/
this.Search = function()
{
this.keyTimeout = 0;
var searchValue = this.DOMSearchField().value.replace(/^ +/, "");
var searchTopic = this.DOMSearchType().value;
var pageExtension = searchValue.substr(0,1);
if (pageExtension.match(/^[a-z]/i))
{ pageExtension = pageExtension.toUpperCase(); }
else if (pageExtension.match(/^[0-9]/))
{ pageExtension = 'Numbers'; }
else
{ pageExtension = "Symbols"; };
var resultsPage;
var resultsPageWithSearch;
var hasResultsPage;
// indexSectionsWithContent is defined in searchdata.js
if (indexSectionsWithContent[searchTopic][pageExtension] == true)
{
resultsPage = this.resultsPath + '/' + searchTopic + pageExtension + '.html';
resultsPageWithSearch = resultsPage+'?'+escape(searchValue);
hasResultsPage = true;
}
else
{
resultsPage = this.resultsPath + '/NoResults.html';
resultsPageWithSearch = resultsPage;
hasResultsPage = false;
};
var resultsFrame;
if (this.mode == "HTML")
{ resultsFrame = window.frames.MSearchResults; }
else if (this.mode == "FramedHTML")
{ resultsFrame = window.top.frames['Content']; };
if (resultsPage != this.lastResultsPage ||
// Bug in IE. If everything becomes hidden in a run, none of them will be able to be reshown in the next for some
// reason. It counts the right number of results, and you can even read the display as "block" after setting it, but it
// just doesn't work in IE 6 or IE 7. So if we're on the right page but the previous search had no results, reload the
// page anyway to get around the bug.
(browserType == "IE" && hasResultsPage &&
(!resultsFrame.searchResults || resultsFrame.searchResults.lastMatchCount == 0)) )
{
resultsFrame.location.href = resultsPageWithSearch;
}
// So if the results page is right and there's no IE bug, reperform the search on the existing page. We have to check if there
// are results because NoResults.html doesn't have any JavaScript, and it would be useless to do anything on that page even
// if it did.
else if (hasResultsPage)
{
// We need to check if this exists in case the frame is present but didn't finish loading.
if (resultsFrame.searchResults)
{ resultsFrame.searchResults.Search(searchValue); }
// Otherwise just reload instead of waiting.
else
{ resultsFrame.location.href = resultsPageWithSearch; };
};
var domPopupSearchResultsWindow = this.DOMPopupSearchResultsWindow();
if (this.mode == "HTML" && domPopupSearchResultsWindow.style.display != "block")
{
var domSearchType = this.DOMSearchType();
var left = GetXPosition(domSearchType);
var top = GetYPosition(domSearchType) + domSearchType.offsetHeight;
MoveToPosition(domPopupSearchResultsWindow, left, top);
domPopupSearchResultsWindow.style.display = 'block';
};
this.lastSearchValue = searchValue;
this.lastResultsPage = resultsPage;
};
// Group: Activation Functions
// Functions that handle whether the entire panel is active or not.
// ________________________________________________________________________
/*
Function: Activate
Activates or deactivates the search panel, resetting things to their default values if necessary. You can call this on every
control's OnBlur() and it will handle not deactivating the entire panel when focus is just switching between them transparently.
Parameters:
isActive - Whether you're activating or deactivating the panel.
ignoreDeactivateDelay - Set if you're positive the action will deactivate the panel and thus want to skip the delay.
*/
this.Activate = function(isActive, ignoreDeactivateDelay)
{
// We want to ignore isActive being false while the results window is open.
if (isActive || (this.mode == "HTML" && this.DOMPopupSearchResultsWindow().style.display == "block"))
{
if (this.inactivateTimeout)
{
clearTimeout(this.inactivateTimeout);
this.inactivateTimeout = 0;
};
this.DOMSearchPanel().className = 'MSearchPanelActive';
var searchField = this.DOMSearchField();
if (searchField.value == 'Search')
{ searchField.value = ""; }
}
else if (!ignoreDeactivateDelay)
{
this.inactivateTimeout = setTimeout(this.name + ".InactivateAfterTimeout()", this.inactivateTimeoutLength);
}
else
{
this.InactivateAfterTimeout();
};
};
/*
Function: InactivateAfterTimeout
Called by <inactivateTimeout>, which is set by <Activate()>. Inactivation occurs on a timeout because a control may
receive OnBlur() when focus is really transferring to another control in the search panel. In this case we don't want to
actually deactivate the panel because not only would that cause a visible flicker but it could also reset the search value.
So by doing it on a timeout instead, there's a short period where the second control's OnFocus() can cancel the deactivation.
*/
this.InactivateAfterTimeout = function()
{
this.inactivateTimeout = 0;
this.DOMSearchPanel().className = 'MSearchPanelInactive';
this.DOMSearchField().value = "Search";
this.lastSearchValue = "";
this.lastResultsPage = "";
};
};
/* ________________________________________________________________________________________________________
Class: SearchResults
_________________________________________________________________________________________________________
The class that handles everything on the search results page.
_________________________________________________________________________________________________________
*/
function SearchResults(name, mode)
{
/*
var: mode
The mode the search is going to work in, such as "HTML" or "FramedHTML".
*/
this.mode = mode;
/*
var: lastMatchCount
The number of matches from the last run of <Search()>.
*/
this.lastMatchCount = 0;
/*
Function: Toggle
Toggles the visibility of the passed element ID.
*/
this.Toggle = function(id)
{
if (this.mode == "FramedHTML")
{ return; };
var parentElement = document.getElementById(id);
var element = parentElement.firstChild;
while (element && element != parentElement)
{
if (element.nodeName == 'DIV' && element.className == 'ISubIndex')
{
if (element.style.display == 'block')
{ element.style.display = "none"; }
else
{ element.style.display = 'block'; }
};
if (element.nodeName == 'DIV' && element.hasChildNodes())
{ element = element.firstChild; }
else if (element.nextSibling)
{ element = element.nextSibling; }
else
{
do
{
element = element.parentNode;
}
while (element && element != parentElement && !element.nextSibling);
if (element && element != parentElement)
{ element = element.nextSibling; };
};
};
};
/*
Function: Search
Searches for the passed string. If there is no parameter, it takes it from the URL query.
Always returns true, since other documents may try to call it and that may or may not be possible.
*/
this.Search = function(search)
{
if (!search)
{
search = window.location.search;
search = search.substring(1); // Remove the leading ?
search = unescape(search);
};
search = search.replace(/^ +/, "");
search = search.replace(/ +$/, "");
search = search.toLowerCase();
if (search.match(/[^a-z0-9]/)) // Just a little speedup so it doesn't have to go through the below unnecessarily.
{
search = search.replace(/\_/g, "_und");
search = search.replace(/\ +/gi, "_spc");
search = search.replace(/\~/g, "_til");
search = search.replace(/\!/g, "_exc");
search = search.replace(/\@/g, "_att");
search = search.replace(/\#/g, "_num");
search = search.replace(/\$/g, "_dol");
search = search.replace(/\%/g, "_pct");
search = search.replace(/\^/g, "_car");
search = search.replace(/\&/g, "_amp");
search = search.replace(/\*/g, "_ast");
search = search.replace(/\(/g, "_lpa");
search = search.replace(/\)/g, "_rpa");
search = search.replace(/\-/g, "_min");
search = search.replace(/\+/g, "_plu");
search = search.replace(/\=/g, "_equ");
search = search.replace(/\{/g, "_lbc");
search = search.replace(/\}/g, "_rbc");
search = search.replace(/\[/g, "_lbk");
search = search.replace(/\]/g, "_rbk");
search = search.replace(/\:/g, "_col");
search = search.replace(/\;/g, "_sco");
search = search.replace(/\"/g, "_quo");
search = search.replace(/\'/g, "_apo");
search = search.replace(/\</g, "_lan");
search = search.replace(/\>/g, "_ran");
search = search.replace(/\,/g, "_com");
search = search.replace(/\./g, "_per");
search = search.replace(/\?/g, "_que");
search = search.replace(/\//g, "_sla");
search = search.replace(/[^a-z0-9\_]i/gi, "_zzz");
};
var resultRows = document.getElementsByTagName("div");
var matches = 0;
var i = 0;
while (i < resultRows.length)
{
var row = resultRows.item(i);
if (row.className == "SRResult")
{
var rowMatchName = row.id.toLowerCase();
rowMatchName = rowMatchName.replace(/^sr\d*_/, '');
if (search.length <= rowMatchName.length && rowMatchName.substr(0, search.length) == search)
{
row.style.display = "block";
matches++;
}
else
{ row.style.display = "none"; };
};
i++;
};
document.getElementById("Searching").style.display="none";
if (matches == 0)
{ document.getElementById("NoMatches").style.display="block"; }
else
{ document.getElementById("NoMatches").style.display="none"; }
this.lastMatchCount = matches;
return true;
};
};