--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/xul/menu.js	Mon May 05 18:42:58 2003 +0200
@@ -0,0 +1,239 @@
+/*
+Copyright (C) 2003 WTWG, Uni Bern
+ 
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+ 
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+ 
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA
+ 
+Author: Christian Luginbuehl, 01.05.2003 , Version Alcatraz 0.3
+*/
+function rotate() {
+  value = prompt("Enter absolute rotation angle in degrees (clockwise orientation) :");
+  
+  if (value) {
+    window.content.rotation(value);
+  }
+}
+
+function color_add() {
+  
+  value = prompt("Enter the values you like to add to the red, green and blue color channel.\n\nFormat is R/G/B, where R,G,B are floating numbers between -255 and +255.");
+  
+  if (value) {
+    
+    values = value.split("/");
+    
+    if (values.length != 3) alert("Illegal format");
+    else if ((values[0] < -255) || (values[0] > 255)) alert("Illegal value for red");
+    else if ((values[1] < -255) || (values[1] > 255)) alert("Illegal value for green");
+    else if ((values[2] < -255) || (values[2] > 255)) alert("Illegal value for blue");
+    
+    else window.content.rgba(value);
+
+  }
+}
+
+function color_multiply() {
+  
+  value = prompt("Enter the values you like to multiply with the different color channels.\n\nFormat is R/G/B, where R,G,B are floating numbers bigger than 0.");
+  
+  if (value) {
+    
+    values = value.split("/");
+    
+    if (values.length != 3) alert("Illegal format");
+    else if (values[0] < 0) alert("Illegal value for red");
+    else if (values[1] < 0) alert("Illegal value for green");
+    else if (values[2] < 0) alert("Illegal value for blue");
+    
+    else window.content.rgbm(value);
+  
+  }
+}
+
+function showMetadata(myurl){
+   var arrUrl=myurl.split("?");
+   var strDigilib=arrUrl[0];
+   var strParams=arrUrl[1];
+   var strArguments=strParams.split("&");
+   var strDocDir="";
+   for (i=0;i<strArguments.length;i++){
+      var strArg=strArguments[i];
+      var intPos=strArg.indexOf("fn=");
+      if (intPos>=0){
+         strDocDir=strArg.substr(intPos+3);
+      }
+   }
+   if (strDocDir == ""){
+      alert("no metadata available");
+   }else{
+      window.open("showMetadata.jsp?docdir="+strDocDir,"Metadata "+strDocDir,"menubar=no scrollbars=yes height=400 width=600");
+   }
+}
+
+
+function checkBrowser() {
+
+	this.ua    = navigator.userAgent;
+	this.ver   = navigator.appVersion;
+	this.dom   = ( document.getElementById );
+	this.opera = ( this.dom ) && ( this.ua.toLowerCase().indexOf("opera") > -1 );
+	this.ie4   = ( document.all ) && ( !this.dom );
+	this.ie5   = ( this.ver.indexOf("MSIE 5") > -1 ) && ( this.dom );
+	this.ie6   = ( this.ver.indexOf("MSIE 6") > -1 ) && ( this.dom );
+	this.ns4   = ( document.layers ) && ( !this.dom );
+	this.ns6   = ( this.dom ) && ( parseInt(this.ver) >= 5 ) && ( !this.opera );
+	this.ns    = this.ns4 || this.ns6;
+	this.ie    = this.ie4 || this.ie5 || this.ie6;
+	
+	return this;
+}
+
+browser = new checkBrowser();
+
+function overButton(n) {
+  if (showHelp) contextHelp(n);
+}
+
+
+// just to be sure, that no buffer overflow can arrive
+var semaphor = true;
+
+function contextHelp(n) {
+  
+  if (helpWindow.closed) {
+    changeHelp();
+    return;
+  }
+  
+  if ((navigator.appVersion.indexOf("Macintosh") < 0) && semaphor) {
+    semaphor = false;
+    
+    var tmpHelp = helpText[n];
+    tmpHelp = tmpHelp.replace(/\(br\)/,"<br>");
+    var help = tmpHelp.split("|");
+    
+    helpWindow.focus();
+    helpWindow.document.open();
+    helpWindow.document.write('<html><head><title>Context Help</title>');
+    helpWindow.document.write('<style type="text/css">');
+    helpWindow.document.write('.title {font-family: Verdana, sans-serif, Arial; font-size: 12px; font-weight: bold; color: #FFFFFF}');
+    helpWindow.document.write('.text {font-family: Verdana, sans-serif, Arial; font-size: 10px; color: #000000}');
+    helpWindow.document.write('</style></head><body bgcolor="#CCCCCC" leftmargin="7" topmargin="7" marginwidth="7" marginheight="7" onload="opener.semaphor = true;">');
+    helpWindow.document.write('<table width="99%" border="0" cellspacing="0" cellpadding="3"><tr><td bgcolor="#666666" class="title">');
+    helpWindow.document.write(help[0] + '</tr><tr><td class="text">');
+    helpWindow.document.write(help[1] + '</tr></td></table></body></html>');
+    helpWindow.document.close();
+    
+    
+    // stupid workaround because of netscape 6, that doesen't know the opener property
+    // this workaround is still ok because netscape 6 has eventbuffer checks so no overflow
+    if (browser.ns6) {
+      semaphor = true;
+    }
+
+		// next stupid workaround because of opera 6, that somehow don't start the 'onLoad'-
+		// attribute in the body tag (the helpwindow does not finish loading)
+		if (browser.opera) {
+		  setTimeout("semaphor = true;", 50);
+		}
+		
+  }
+
+}
+
+function openContextHelp() {
+  if (navigator.appVersion.indexOf("Macintosh") > -1) {
+    openContextHelpMac();
+    return;
+  }
+  
+  semaphor = false;
+  
+  var winWidth = 270;
+  var winHeight = 130;
+  
+  var xScreen = 0.9*(screen.width-winWidth);
+  var yScreen = 0.8*(screen.height-winHeight);
+  
+  helpWindow = window.open("", "ContextHelp", "width=" + winWidth + ",height=" + winHeight + ",screenX=" + xScreen + ",screenY=" + yScreen + ",left=" + xScreen + ",top=" + yScreen);
+  
+  helpWindow.focus();
+  helpWindow.document.open();
+  helpWindow.document.write('<html><head><title>Context Help</title>');
+  helpWindow.document.write('<style type="text/css">');
+  helpWindow.document.write('.title {font-family: Verdana, sans-serif, Arial; font-size: 12px; font-weight: bold; color: #FFFFFF}');
+  helpWindow.document.write('.text {font-family: Verdana, sans-serif, Arial; font-size: 10px; color: #000000}');
+  helpWindow.document.write('</style></head><body bgcolor="#CCCCCC" leftmargin="7" topmargin="7" marginwidth="7" marginheight="7">');
+  helpWindow.document.write('<table width="99%" border="0" cellspacing="0" cellpadding="3"><tr><td bgcolor="#666666" class="title">');
+  helpWindow.document.write('Context Help</tr><tr><td class="text">');
+  helpWindow.document.write('Move over any button to get some more information about its function</tr></td></table></body></html>');
+  helpWindow.document.close();
+  
+  // for some safety reason help-requests have to be blocked while opening the window
+  setTimeout("semaphor = true;", 200);
+}
+
+// because macs have a strange window focus behaviour we have to go a special
+
+// way for them - just opening a window that contains all button-descriptions
+
+function openContextHelpMac() {
+  
+  var winWidth = 270;
+  var winHeight = 600;
+  
+  var xScreen = 0.9*(screen.width-winWidth);
+  var yScreen = 0.8*(screen.height-winHeight);
+  
+  helpWindow = window.open("", "ContextHelp", "width=" + winWidth + ",height=" + winHeight + ",screenX=" + xScreen + ",screenY=" + yScreen + ",left=" + xScreen + ",top=" + yScreen + ",scrollbars");
+  
+  helpWindow.focus();
+  helpWindow.document.open();
+  helpWindow.document.write('<html><head><title>Context Help Macintosh</title>');
+  helpWindow.document.write('<style type="text/css">');
+  helpWindow.document.write('.title {font-family: Verdana, sans-serif, Arial; font-size: 12px; font-weight: bold; color: #FFFFFF}');
+  helpWindow.document.write('.text {font-family: Verdana, sans-serif, Arial; font-size: 10px; color: #000000}');
+  helpWindow.document.write('</style></head><body bgcolor="#CCCCCC" leftmargin="7" topmargin="7" marginwidth="7" marginheight="7">');
+  helpWindow.document.write('<table width="99%" border="0" cellspacing="0" cellpadding="3">');
+
+  for (n = 0; n < helpText.length; n++) {
+    
+    help = helpText[n].split("|");
+    helpWindow.document.write('<tr><td bgcolor="#666666" class="title">');
+    helpWindow.document.write(help[0] + '</tr><tr><td class="text">');
+    helpWindow.document.write('<p>' + help[1] + '<br>&nbsp;</p></tr></td>');
+  }
+  
+  helpWindow.document.write('</table></body></html>');
+  helpWindow.document.close();
+}
+
+function closeContextHelp() {
+  if (helpWindow != '' && !helpWindow.closed) {
+    helpWindow.close();
+  }
+  
+  helpWindow = '';
+
+}
+
+function changeHelp() {
+  showHelp = !showHelp;
+  showHelp ? openContextHelp() : closeContextHelp();
+}
+
+
+// variable containing the contextwindow
+
+var helpWindow = '';
\ No newline at end of file