119 lines
3.7 KiB
JavaScript
119 lines
3.7 KiB
JavaScript
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const MAX_HISTORY_MENU_ITEMS = 15;
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function FillHistoryMenu( aParent, aMenu )
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{
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var shistory;
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// Get the content area docshell
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var docShell = null;
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var result = appCore.getContentDocShell(docShell);
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if (docShell)
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{
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//Get the session history component from docshell
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docShell = docShell.QueryInterface(Components.interfaces.nsIWebNavigation);
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if (docShell)
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{
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shistory = docShell.sessionHistory;
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if (shistory)
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{
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//Remove old entries if any
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deleteHistoryItems( aParent );
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var count = shistory.count;
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var index = shistory.index;
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switch (aMenu)
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{
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case "back":
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var end = (index > MAX_HISTORY_MENU_ITEMS) ? index - MAX_HISTORY_MENU_ITEMS : 0;
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for ( var j = index - 1; j >= end; j--)
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{
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var entry = shistory.getEntryAtIndex(j, false);
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if (entry)
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createMenuItem( aParent, j, entry.getTitle() );
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}
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break;
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case "forward":
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var end = ((count-index) > MAX_HISTORY_MENU_ITEMS) ? index + MAX_HISTORY_MENU_ITEMS : count;
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for ( var j = index + 1; j < end; j++)
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{
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var entry = shistory.getEntryAtIndex(j, false);
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if (entry)
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createMenuItem( aParent, j, entry.getTitle() );
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}
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break;
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case "go":
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var end = count > MAX_HISTORY_MENU_ITEMS
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? count - MAX_HISTORY_MENU_ITEMS
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: 0;
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for( var j = count - 1; j >= end; j-- )
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{
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var entry = shistory.getEntryAtIndex(j, false);
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if (entry)
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createMenuItem( aParent, j, entry.getTitle() );
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}
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break;
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}
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}
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}
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}
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}
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function executeUrlBarHistoryCommand( aEvent )
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{
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var index = aEvent.target.getAttribute("index");
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var value = aEvent.target.value;
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if (index && value)
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{
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gURLBar.value = value;
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BrowserLoadURL();
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}
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}
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function createUBHistoryMenu( aEvent )
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{
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var ubHistory = appCore.urlbarHistory;
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if (ubHistory)
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{
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var len = ubHistory.count;
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var end = (len > MAX_HISTORY_MENU_ITEMS) ? (len - MAX_HISTORY_MENU_ITEMS) : 0;
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if (len > 0)
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deleteHistoryItems( aEvent ); // Delete old History Menus
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for (var i = len - 1; i >= end; i--)
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createMenuItem( aEvent.target, i, ubHistory.getEntryAtIndex(i));
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}
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}
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function addToUrlbarHistory()
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{
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var ubHistory = appCore.urlbarHistory;
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if (ubHistory)
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{
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ubHistory.addEntry( gURLBar.value );
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ubHistory.printHistory()
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}
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}
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function createMenuItem( aParent, aIndex, aValue)
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{
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var menuitem = document.createElement( "menuitem" );
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menuitem.setAttribute( "value", aValue );
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menuitem.setAttribute( "index", aIndex );
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aParent.appendChild( menuitem );
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}
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function deleteHistoryItems( aEvent )
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{
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var children = aEvent.target.childNodes;
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for (var i = 0; i < children.length; i++ )
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{
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var index = children[i].getAttribute( "index" );
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if (index)
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aEvent.target.removeChild( children[i] );
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}
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}
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function updateGoMenu(event)
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{
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appCore.updateGoMenu(event.target);
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}
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