1// ------------------------------------------------------------------- 2// DHTML Window Widget- By Dynamic Drive, available at: http://www.dynamicdrive.com 3// v1.0: Script created Feb 15th, 07' 4// v1.01: Feb 21th, 07' (see changelog.txt) 5// v1.02: March 26th, 07' (see changelog.txt) 6// v1.03: May 5th, 07' (see changelog.txt) 7// v1.1: Oct 29th, 07' (see changelog.txt) 8// ------------------------------------------------------------------- 9 10var dhtmlwindow={ 11imagefiles:['windowfiles/min.gif', 'windowfiles/close.gif', 'windowfiles/restore.gif', 'windowfiles/resize.gif'], //Path to 4 images used by script, in that order 12ajaxbustcache: true, //Bust caching when fetching a file via Ajax? 13//ajaxloadinghtml: '<b>Loading Page. Please wait...</b>', //HTML to show while window fetches Ajax Content? 14ajaxloadinghtml: '<center><br><img src="windowfiles/spinner.gif"></center>', //HTML to show while window fetches Ajax Content? 15 16 17minimizeorder: 0, 18zIndexvalue:100, 19tobjects: [], //object to contain references to dhtml window divs, for cleanup purposes 20lastactivet: {}, //reference to last active DHTML window 21 22init:function(t){ 23 var domwindow=document.createElement("div") //create dhtml window div 24 domwindow.id=t 25 domwindow.className="dhtmlwindow" 26 var domwindowdata='' 27 domwindowdata='<div class="drag-handle">' 28 29 var vn = t; //MDH 30 if (vn == "preview") { // MDH 31 domwindowdata+='DHTML Window <div class="drag-controls"><img src="'+this.imagefiles[0]+'" title="Minimize" /><img src="'+this.imagefiles[1]+'" title="Close" /></div>' 32 } else if (vn == "preview2") { // KED 33 domwindowdata+='DHTML Window <div class="drag-controls"><img src="'+this.imagefiles[0]+'" title="Minimize" /><img src="'+this.imagefiles[1]+'" title="Close" /></div>' 34 } else { 35 domwindowdata+='DHTML Window <div class="drag-controls"><img src="'+this.imagefiles[0]+'" title="Minimize" /></div>' 36 } 37 38 //domwindowdata+='DHTML Window <div class="drag-controls"><img src="'+this.imagefiles[0]+'" title="Minimize" /></div>' 39 //domwindowdata+='DHTML Window <div class="drag-controls"><img src="'+this.imagefiles[0]+'" title="Minimize" /><img src="'+this.imagefiles[1]+'" title="Close" /></div>' 40 domwindowdata+='</div>' 41 domwindowdata+='<div class="drag-contentarea"></div>' 42 domwindowdata+='<div class="drag-statusarea"><div class="drag-resizearea" style="background: transparent url('+this.imagefiles[3]+') top right no-repeat;"> </div></div>' 43 domwindowdata+='</div>' 44 domwindow.innerHTML=domwindowdata 45 document.getElementById("dhtmlwindowholder").appendChild(domwindow) 46 //this.zIndexvalue=(this.zIndexvalue)? this.zIndexvalue+1 : 100 //z-index value for DHTML window: starts at 0, increments whenever a window has focus 47 var t=document.getElementById(t) 48 var divs=t.getElementsByTagName("div") 49 for (var i=0; i<divs.length; i++){ //go through divs inside dhtml window and extract all those with class="drag-" prefix 50 if (/drag-/.test(divs[i].className)) 51 t[divs[i].className.replace(/drag-/, "")]=divs[i] //take out the "drag-" prefix for shorter access by name 52 } 53 //t.style.zIndex=this.zIndexvalue //set z-index of this dhtml window 54 t.handle._parent=t //store back reference to dhtml window 55 t.resizearea._parent=t //same 56 t.controls._parent=t //same 57 58 t.onclose=function(){return true} //custom event handler "onclose" 59 t.onajaxpageload=function(){return true} 60 t.onmousedown=function(){dhtmlwindow.setfocus(this)} //Increase z-index of window when focus is on it 61 t.handle.onmousedown=dhtmlwindow.setupdrag //set up drag behavior when mouse down on handle div 62 t.resizearea.onmousedown=dhtmlwindow.setupdrag //set up drag behavior when mouse down on resize div 63 t.controls.onclick=dhtmlwindow.enablecontrols 64 t.show=function(){dhtmlwindow.show(this)} //public function for showing dhtml window 65 t.hide=function(){dhtmlwindow.hide(this)} //public function for hiding dhtml window 66 t.close=function(){dhtmlwindow.close(this)} //public function for closing dhtml window (also empties DHTML window content) 67 t.setSize=function(w, h){dhtmlwindow.setSize(this, w, h)} //public function for setting window dimensions 68 t.moveTo=function(x, y){dhtmlwindow.moveTo(this, x, y)} //public function for moving dhtml window (relative to viewpoint) 69 t.isResize=function(bol){dhtmlwindow.isResize(this, bol)} //public function for specifying if window is resizable 70 t.isScrolling=function(bol){dhtmlwindow.isScrolling(this, bol)} //public function for specifying if window content contains scrollbars 71 t.load=function(contenttype, contentsource, title){dhtmlwindow.load(this, contenttype, contentsource, title)} //public function for loading content into window 72 this.tobjects[this.tobjects.length]=t 73 return t //return reference to dhtml window div 74}, 75 76open:function(t, contenttype, contentsource, title, attr, recalonload){ 77 var d=dhtmlwindow //reference dhtml window object 78 function getValue(Name){ 79 var config=new RegExp(Name+"=([^,]+)", "i") //get name/value config pair (ie: width=400px,) 80 return (config.test(attr))? parseInt(RegExp.$1) : 0 //return value portion (int), or 0 (false) if none found 81 } 82 if (document.getElementById(t)==null) //if window doesn't exist yet, create it 83 t=this.init(t) //return reference to dhtml window div 84 else
85 t=document.getElementById(t) 86 this.setfocus(t) 87 t.setSize(getValue(("width")), (getValue("height"))) //Set dimensions of window 88 var xpos=getValue("center")? "middle" : getValue("left") //Get x coord of window 89 var ypos=getValue("center")? "middle" : getValue("top") //Get y coord of window 90 //t.moveTo(xpos, ypos) //Position window 91 if (typeof recalonload!="undefined" && recalonload=="recal" && this.scroll_top==0){ //reposition window when page fully loads with updated window viewpoints? 92 if (window.attachEvent && !window.opera) //In IE, add another 400 milisecs on page load (viewpoint properties may return 0 b4 then) 93 this.addEvent(window, function(){setTimeout(function(){t.moveTo(xpos, ypos)}, 400)}, "load") 94 else 95 this.addEvent(window, function(){t.moveTo(xpos, ypos)}, "load") 96 } 97 t.isResize(getValue("resize")) //Set whether window is resizable 98 t.isScrolling(getValue("scrolling")) //Set whether window should contain scrollbars 99 t.style.visibility="visible" 100 t.style.display="block" 101 t.contentarea.style.display="block" 102 t.moveTo(xpos, ypos) //Position window 103 t.load(contenttype, contentsource, title) 104 if (t.state=="minimized" && t.controls.firstChild.title=="Restore"){ //If window exists and is currently minimized? 105 t.controls.firstChild.setAttribute("src", dhtmlwindow.imagefiles[0]) //Change "restore" icon within window interface to "minimize" icon 106 t.controls.firstChild.setAttribute("title", "Minimize") 107 t.state="fullview" //indicate the state of the window as being "fullview" 108 } 109 return t 110}, 111 112setSize:function(t, w, h){ //set window size (min is 150px wide by 100px tall) 113 t.style.width=Math.max(parseInt(w), 150)+"px" 114 t.contentarea.style.height=Math.max(parseInt(h), 100)+"px" 115}, 116 117moveTo:function(t, x, y){ //move window. Position includes current viewpoint of document 118 this.getviewpoint() //Get current viewpoint numbers 119 t.style.left=(x=="middle")? this.scroll_left+(this.docwidth-t.offsetWidth)/2+"px" : this.scroll_left+parseInt(x)+"px" 120 t.style.top=(y=="middle")? this.scroll_top+(this.docheight-t.offsetHeight)/2+"px" : this.scroll_top+parseInt(y)+"px" 121}, 122 123isResize:function(t, bol){ //show or hide resize inteface (part of the status bar) 124 t.statusarea.style.display=(bol)? "block" : "none" 125 t.resizeBool=(bol)? 1 : 0 126}, 127 128isScrolling:function(t, bol){ //set whether loaded content contains scrollbars 129 t.contentarea.style.overflow=(bol)? "auto" : "hidden" 130}, 131 132load:function(t, contenttype, contentsource, title){ //loads content into window plus set its title (3 content types: "inline", "iframe", or "ajax") 133 if (t.isClosed){ 134 alert("DHTML Window has been closed, so no window to load contents into. Open/Create the window again.") 135 return 136 } 137 var contenttype=contenttype.toLowerCase() //convert string to lower case 138 if (typeof title!="undefined") 139 t.handle.firstChild.nodeValue=title 140 if (contenttype=="inline") 141 t.contentarea.innerHTML=contentsource 142 else if (contenttype=="div"){ 143 var inlinedivref=document.getElementById(contentsource) 144 t.contentarea.innerHTML=(inlinedivref.defaultHTML || inlinedivref.innerHTML) //Populate window with contents of inline div on page 145 if (!inlinedivref.defaultHTML) 146 inlinedivref.defaultHTML=inlinedivref.innerHTML //save HTML within inline DIV 147 inlinedivref.innerHTML="" //then, remove HTML within inline DIV (to prevent duplicate IDs, NAME attributes etc in contents of DHTML window 148 inlinedivref.style.display="none" //hide that div 149 } 150 else if (contenttype=="iframe"){ 151 t.contentarea.style.overflow="hidden" //disable window scrollbars, as iframe already contains scrollbars 152 if (!t.contentarea.firstChild || t.contentarea.firstChild.tagName!="IFRAME") //If iframe tag doesn't exist already, create it first 153 t.contentarea.innerHTML='<iframe src="" style="margin:0; padding:0; width:100%; height: 100%" name="_iframe-'+t.id+'"></iframe>' 154 window.frames["_iframe-"+t.id].location.replace(contentsource) //set location of iframe window to specified URL 155 } 156 else if (contenttype=="ajax"){ 157 this.ajax_connect(contentsource, t) //populate window with external
157contents fetched via Ajax 158 } 159 t.contentarea.datatype=contenttype //store contenttype of current window for future reference 160}, 161 162setupdrag:function(e){ 163 var d=dhtmlwindow //reference dhtml window object 164 var t=this._parent //reference dhtml window div 165 d.etarget=this //remember div mouse is currently held down on ("handle" or "resize" div) 166 var e=window.event || e 167 d.initmousex=e.clientX //store x position of mouse onmousedown 168 d.initmousey=e.clientY 169 d.initx=parseInt(t.offsetLeft) //store offset x of window div onmousedown 170 d.inity=parseInt(t.offsetTop) 171 d.width=parseInt(t.offsetWidth) //store width of window div 172 d.contentheight=parseInt(t.contentarea.offsetHeight) //store height of window div's content div 173 if (t.contentarea.datatype=="iframe"){ //if content of this window div is "iframe" 174 t.style.backgroundColor="#F8F8F8" //colorize and hide content div (while window is being dragged) 175 t.contentarea.style.visibility="hidden" 176 } 177 document.onmousemove=d.getdistance //get distance travelled by mouse as it moves 178 document.onmouseup=function(){ 179 if (t.contentarea.datatype=="iframe"){ //restore color and visibility of content div onmouseup 180 t.contentarea.style.backgroundColor="white" 181 t.contentarea.style.visibility="visible" 182 } 183 d.stop() 184 } 185 return false 186}, 187 188getdistance:function(e){ 189 var d=dhtmlwindow 190 var etarget=d.etarget 191 var e=window.event || e 192 d.distancex=e.clientX-d.initmousex //horizontal distance travelled relative to starting point 193 d.distancey=e.clientY-d.initmousey 194 if (etarget.className=="drag-handle") //if target element is "handle" div 195 d.move(etarget._parent, e) 196 else if (etarget.className=="drag-resizearea") //if target element is "resize" div 197 d.resize(etarget._parent, e) 198 return false //cancel default dragging behavior 199}, 200 201getviewpoint:function(){ //get window viewpoint numbers 202 var ie=document.all && !window.opera 203 var domclientWidth=document.documentElement && parseInt(document.documentElement.clientWidth) || 100000 //Preliminary doc width in non IE browsers 204 this.standardbody=(document.compatMode=="CSS1Compat")? document.documentElement : document.body //create reference to common "body" across doctypes 205 this.scroll_top=(ie)? this.standardbody.scrollTop : window.pageYOffset 206 this.scroll_left=(ie)? this.standardbody.scrollLeft : window.pageXOffset 207 this.docwidth=(ie)? this.standardbody.clientWidth : (/Safari/i.test(navigator.userAgent))? window.innerWidth : Math.min(domclientWidth, window.innerWidth-16) 208 this.docheight=(ie)? this.standardbody.clientHeight: window.innerHeight 209}, 210 211rememberattrs:function(t){ //remember certain attributes of the window when it's minimized or closed, such as dimensions, position on page 212 this.getviewpoint() //Get current window viewpoint numbers 213 t.lastx=parseInt((t.style.left || t.offsetLeft))-dhtmlwindow.scroll_left //store last known x coord of window just before minimizing 214 t.lasty=parseInt((t.style.top || t.offsetTop))-dhtmlwindow.scroll_top 215 t.lastwidth=parseInt(t.style.width) //store last known width of window just before minimizing/ closing 216}, 217 218move:function(t, e){ 219 t.style.left=dhtmlwindow.distancex+dhtmlwindow.initx+"px" 220 t.style.top=dhtmlwindow.distancey+dhtmlwindow.inity+"px" 221}, 222 223resize:function(t, e){ 224 t.style.width=Math.max(dhtmlwindow.width+dhtmlwindow.distancex, 150)+"px" 225 t.contentarea.style.height=Math.max(dhtmlwindow.contentheight+dhtmlwindow.distancey, 100)+"px" 226}, 227 228enablecontrols:function(e){ 229 var d=dhtmlwindow 230 var sourceobj=window.event? window.event.srcElement : e.target //Get element within "handle" div mouse is currently on (the controls) 231 if (/Minimize/i.test(sourceobj.getAttribute("title"))) //if this is the "minimize" control 232 d.minimize(sourceobj, this._parent) 233 else if (/Restore/i.test(sourceobj.getAttribute("title"))) //if this is the "restore" control 234 d.restore(sourceobj, this._parent) 235 else if (/Close/i.test(sourceobj.getAttribute("title"))) //if this is the "close" control 236 d.close(this._parent) 237 return false 238}, 239 240minimize:function(button, t){ 241 dhtmlwindow.rememberattrs(t) 242 button.setAttribute("src", dhtmlwindow.imagefiles[2]) 243 button.setAttribute("title", "Restore") 244 t.state="minimized" //indicate the state of the window as being "minimized" 245 t.contentarea.style.display="none" 246 t.statusarea.style.display="none" 247 if (typeof t.minimizeorder=="undefined"){ //stack order of minmized window on screen relative to any other minimized windows 248 dhtmlwindow.minimizeorder++ //increment order 249 t.minimizeorder=dhtmlwindow.minimizeorder 250 } 251 t.style.left="10px" //left coord of minmized window 252 t.style.width="200px" 253 var windowspacing=t.minimizeorder*10 //spacing (gap) between each minmized window(s) 254 t.style.top=dhtmlwindow.scroll_top+dhtmlwindow.docheight-(t.handle.offsetHeight*t.minimizeorder)-windowspacing+"px" 255}, 256 257restore:function(button, t){ 258 dhtmlwindow.getviewpoint() 259 button.setAttribute("src", dhtmlwindow.imagefiles[0]) 260 button.setAttribute("title", "Minimize") 261 t.state="fullview" //indicate the state of the window as being "fullview" 262 t.style.display="block" 263 t.contentarea.style.display="block" 264 if (t.resizeBool) //if this window is resizable, enable the resize icon 265 t.statusarea.style.display="block" 266 t.style.left=parseInt(t.lastx)+dhtmlwindow.scroll_left+"px" //position window to last known x coord just before minimizing 267 t.style.top=parseInt(t.lasty)+dhtmlwindow.scroll_top+"px" 268 t.style.width=parseInt(t.lastwidth)+"px" 269}, 270 271 272close:function(t){ 273 274 try{ 275 var closewinbol=t.onclose() 276 } 277 catch(err){ //In non IE browsers, all errors are caught, so just run the below 278 var closewinbol=true 279 } 280 finally{ //In IE, not all errors are caught, so check if variable isn't defined in IE in those cases 281 if (typeof closewinbol=="undefined"){ 282 alert("An error has occured somwhere inside your \"onclose\" event handler") 283 var closewinbol=true 284 } 285 } 286 if (closewinbol){ //if custom event handler function returns true 287 if (t.state!="minimized") //if this window isn't currently minimized 288 dhtmlwindow.rememberattrs(t) //remember window's dimensions/position on the page before closing 289 if (window.frames["_iframe-"+t.id]) //if this is an IFRAME DHTML window 290 window.frames["_iframe-"+t.id].location.replace("about:blank") 291 else 292 t.contentarea.innerHTML="" 293 t.style.display="none" 294 t.isClosed=true //tell script this window is closed (for detection in t.show()) 295 } 296 return closewinbol 297}, 298 299 300setopacity:function(targetobject, value){ //Sets the opacity of targetobject based on the passed in value setting (0 to 1 and in between) 301 if (!targetobject) 302 return 303 if (targetobject.filters && targetobject.filters[0]){ //IE syntax 304 if (typeof targetobject.filters[0].opacity=="number") //IE6 305 targetobject.filters[0].opacity=value*100 306 else //IE 5.5 307 targetobject.style.filter="alpha(opacity="+value*100+")" 308 } 309 else if (typeof targetobject.style.MozOpacity!="undefined") //Old Mozilla syntax 310 targetobject.style.MozOpacity=value 311 else if (typeof targetobject.style.opacity!="undefined") //Standard opacity syntax 312 targetobject.style.opacity=value 313}, 314 315setfocus:function(t){ //Sets focus to the currently active window 316 this.zIndexvalue++ 317 t.style.zIndex=this.zIndexvalue 318 t.isClosed=false //tell script this window isn't closed (for detection in t.show()) 319 this.setopacity(this.lastactivet.handle, 0.5) //unfocus last active window 320 this.setopacity(t.handle, 1) //focus currently active window 321 this.lastactivet=t //remember last active window 322}, 323 324 325show:function(t){ 326 if (t.isClosed){ 327 alert("DHTML Window has been closed, so nothing to show. Open/Create the window again.") 328 return 329 } 330 if (t.lastx) //If there exists previously stored information such as last x position on window attributes (meaning it's been minimized or closed) 331 dhtmlwindow.restore(t.controls.firstChild, t) //restore the window using that info 332 else 333 t.style.display="block" 334 this.setfocus(t) 335 t.state="fullview" //indicate the state of the window as being "fullview" 336}, 337 338hide:function(t){ 339 t.style.display="none" 340}, 341 342ajax_connect:function(url, t){ 343 var page_request = false 344 var bustcacheparameter="" 345 if (window.XMLHttpRequest) // if Mozilla, IE7, Safari etc 346 page_request = new XMLHttpRequest() 347 else if (window.ActiveXObject){ // if IE6 or below 348 try { 349 page_request = new ActiveXObject("Msxml2.XMLHTTP") 350 } 351 catch (e){ 352 try{ 353 page_request = new ActiveXObject("Microsoft.XMLHTTP") 354 } 355 catch (e){} 356 } 357 } 358 else 359 return false 360 t.contentarea.innerHTML=this.ajaxloadinghtml 361 page_request.onreadystatechange=function(){dhtmlwindow.ajax_loadpage(page_request, t)} 362 if (this.ajaxbustcache) //if bust caching of external page 363 bustcacheparameter=(url.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime() 364 page_request.open('GET', url+bustcacheparameter, true) 365 page_request.send(null) 366}, 367 368ajax_loadpage:function(page_request, t){ 369 if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1)){ 370 t.contentarea.innerHTML=page_request.responseText 371 t.onajaxpageload() 372 } 373}, 374 375 376stop:function(){ 377 dhtmlwindow.etarget=null //clean up 378 document.onmousemove=null 379 document.onmouseup=null 380}, 381 382addEvent:function(target, functionref, tasktype){ //assign a function to execute to an event handler (ie: onunload) 383 var tasktype=(window.addEventListener)? tasktype : "on"+tasktype 384 if (target.addEventListener) 385 target.addEventListener(tasktype, functionref, false) 386 else if (target.attachEvent) 387 target.attachEvent(tasktype, functionref) 388}, 389 390cleanup:function(){ 391 for (var i=0; i<dhtmlwindow.tobjects.length; i++){ 392 dhtmlwindow.tobjects[i].handle._parent=dhtmlwindow.tobjects[i].resizearea._parent=dhtmlwindow.tobjects[i].controls._parent=null 393 } 394 window.onload=null 395} 396 397} //End dhtmlwindow object 398
399document.write('<div id="dhtmlwindowholder"><span style="display:none">.</span></div>') //container that holds all dhtml window divs on page 400window.onunload=dhtmlwindow.cleanup
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