BerkiGEM2007 WikiPlaying2

From 2007.igem.org

(Difference between revisions)
Line 1: Line 1:
-
<html>
+
[[Image: testimage.gif]]
-
 
+
-
<head>
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-
<script type="text/javascript">
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-
 
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var Spry;
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if (!Spry) Spry = {};
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-
if (!Spry.Widget) Spry.Widget = {};
+
-
 
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Spry.Widget.Accordion = function(element, opts)
+
-
{
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this.element = this.getElement(element);
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this.defaultPanel = 0;
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this.hoverClass = "AccordionPanelTabHover";
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this.openClass = "AccordionPanelOpen";
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this.closedClass = "AccordionPanelClosed";
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this.focusedClass = "AccordionFocused";
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this.enableAnimation = true;
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this.enableKeyboardNavigation = true;
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this.currentPanel = null;
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this.animator = null;
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this.hasFocus = null;
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this.duration = 500;
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this.previousPanelKeyCode = Spry.Widget.Accordion.KEY_UP;
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this.nextPanelKeyCode = Spry.Widget.Accordion.KEY_DOWN;
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this.useFixedPanelHeights = true;
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this.fixedPanelHeight = 0;
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Spry.Widget.Accordion.setOptions(this, opts, true);
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// Unfortunately in some browsers like Safari, the Stylesheets our
+
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// page depends on may not have been loaded at the time we are called.
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// This means we have to defer attaching our behaviors until after the
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// onload event fires, since some of our behaviors rely on dimensions
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// specified in the CSS.
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if (Spry.Widget.Accordion.onloadDidFire)
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this.attachBehaviors();
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else
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Spry.Widget.Accordion.loadQueue.push(this);
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};
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Spry.Widget.Accordion.onloadDidFire = false;
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Spry.Widget.Accordion.loadQueue = [];
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Spry.Widget.Accordion.addLoadListener = function(handler)
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{
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if (typeof window.addEventListener != 'undefined')
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window.addEventListener('load', handler, false);
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else if (typeof document.addEventListener != 'undefined')
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document.addEventListener('load', handler, false);
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else if (typeof window.attachEvent != 'undefined')
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window.attachEvent('onload', handler);
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};
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Spry.Widget.Accordion.processLoadQueue = function(handler)
+
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{
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Spry.Widget.Accordion.onloadDidFire = true;
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var q = Spry.Widget.Accordion.loadQueue;
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var qlen = q.length;
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for (var i = 0; i < qlen; i++)
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q[i].attachBehaviors();
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};
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Spry.Widget.Accordion.addLoadListener(Spry.Widget.Accordion.processLoadQueue);
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-
 
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Spry.Widget.Accordion.prototype.getElement = function(ele)
+
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{
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if (ele && typeof ele == "string")
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return document.getElementById(ele);
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return ele;
+
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};
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Spry.Widget.Accordion.prototype.addClassName = function(ele, className)
+
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{
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if (!ele || !className || (ele.className && ele.className.search(new RegExp("\\b" + className + "\\b")) != -1))
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return;
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ele.className += (ele.className ? " " : "") + className;
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};
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Spry.Widget.Accordion.prototype.removeClassName = function(ele, className)
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{
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if (!ele || !className || (ele.className && ele.className.search(new RegExp("\\b" + className + "\\b")) == -1))
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return;
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ele.className = ele.className.replace(new RegExp("\\s*\\b" + className + "\\b", "g"), "");
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};
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Spry.Widget.Accordion.setOptions = function(obj, optionsObj, ignoreUndefinedProps)
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-
{
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if (!optionsObj)
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return;
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for (var optionName in optionsObj)
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{
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if (ignoreUndefinedProps && optionsObj[optionName] == undefined)
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continue;
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obj[optionName] = optionsObj[optionName];
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}
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};
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Spry.Widget.Accordion.prototype.onPanelTabMouseOver = function(panel)
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{
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if (panel)
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this.addClassName(this.getPanelTab(panel), this.hoverClass);
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};
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Spry.Widget.Accordion.prototype.onPanelTabMouseOut = function(panel)
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{
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if (panel)
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this.removeClassName(this.getPanelTab(panel), this.hoverClass);
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};
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Spry.Widget.Accordion.prototype.openPanel = function(panel)
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{
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var panelA = this.currentPanel;
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var panelB = panel;
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if (!panelB || panelA == panelB)
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return;
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var contentA;
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if( panelA )
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contentA = this.getPanelContent(panelA);
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var contentB = this.getPanelContent(panelB);
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if (! contentB)
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return;
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if (this.useFixedPanelHeights && !this.fixedPanelHeight)
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{
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this.fixedPanelHeight = (contentA.offsetHeight) ? contentA.offsetHeight : contentA.scrollHeight;
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-
}
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if (this.enableAnimation)
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{
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if (this.animator)
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this.animator.stop();
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this.animator = new Spry.Widget.Accordion.PanelAnimator(this, panelB, { duration: this.duration });
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this.animator.start();
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}
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else
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{
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if(contentA)
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contentA.style.height = "0px";
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contentB.style.height = (this.useFixedPanelHeights ? this.fixedPanelHeight : contentB.scrollHeight) + "px";
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}
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+
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if(panelA)
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{
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this.removeClassName(panelA, this.openClass);
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this.addClassName(panelA, this.closedClass);
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}
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this.removeClassName(panelB, this.closedClass);
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this.addClassName(panelB, this.openClass);
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this.currentPanel = panelB;
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};
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Spry.Widget.Accordion.prototype.openNextPanel = function()
+
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{
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var panels = this.getPanels();
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var curPanelIndex = this.getCurrentPanelIndex();
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if( panels && curPanelIndex >= 0 && (curPanelIndex+1) < panels.length )
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this.openPanel(panels[curPanelIndex+1]);
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};
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Spry.Widget.Accordion.prototype.openPreviousPanel = function()
+
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{
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var panels = this.getPanels();
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var curPanelIndex = this.getCurrentPanelIndex();
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if( panels && curPanelIndex > 0 && curPanelIndex < panels.length )
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this.openPanel(panels[curPanelIndex-1]);
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};
+
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Spry.Widget.Accordion.prototype.openFirstPanel = function()
+
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{
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var panels = this.getPanels();
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if( panels )
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this.openPanel(panels[0]);
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};
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+
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Spry.Widget.Accordion.prototype.openLastPanel = function()
+
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{
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var panels = this.getPanels();
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if( panels )
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this.openPanel(panels[panels.length-1]);
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};
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Spry.Widget.Accordion.prototype.onPanelClick = function(panel)
+
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{
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// if (this.enableKeyboardNavigation)
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// this.element.focus();
+
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if (panel != this.currentPanel)
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this.openPanel(panel);
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this.focus();
+
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};
+
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Spry.Widget.Accordion.prototype.onFocus = function(e)
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{
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// this.element.focus();
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this.hasFocus = true;
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this.addClassName(this.element, this.focusedClass);
+
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};
+
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Spry.Widget.Accordion.prototype.onBlur = function(e)
+
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{
+
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// this.element.blur();
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this.hasFocus = false;
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this.removeClassName(this.element, this.focusedClass);
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};
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Spry.Widget.Accordion.KEY_UP = 38;
+
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Spry.Widget.Accordion.KEY_DOWN = 40;
+
-
 
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Spry.Widget.Accordion.prototype.onKeyDown = function(e)
+
-
{
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var key = e.keyCode;
+
-
if (!this.hasFocus || (key != this.previousPanelKeyCode && key != this.nextPanelKeyCode))
+
-
return true;
+
-
+
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var panels = this.getPanels();
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if (!panels || panels.length < 1)
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return false;
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var currentPanel = this.currentPanel ? this.currentPanel : panels[0];
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var nextPanel = (key == this.nextPanelKeyCode) ? currentPanel.nextSibling : currentPanel.previousSibling;
+
-
+
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while (nextPanel)
+
-
{
+
-
if (nextPanel.nodeType == 1 /* Node.ELEMENT_NODE */)
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break;
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nextPanel = (key == this.nextPanelKeyCode) ? nextPanel.nextSibling : nextPanel.previousSibling;
+
-
}
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-
+
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if (nextPanel && currentPanel != nextPanel)
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this.openPanel(nextPanel);
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-
 
+
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if (e.stopPropagation)
+
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e.stopPropagation();
+
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if (e.preventDefault)
+
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e.preventDefault();
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-
 
+
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return false;
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.prototype.attachPanelHandlers = function(panel)
+
-
{
+
-
if (!panel)
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-
return;
+
-
 
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var tab = this.getPanelTab(panel);
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-
 
+
-
if (tab)
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-
{
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-
var self = this;
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Spry.Widget.Accordion.addEventListener(tab, "click", function(e) { return self.onPanelClick(panel); }, false);
+
-
Spry.Widget.Accordion.addEventListener(tab, "mouseover", function(e) { return self.onPanelTabMouseOver(panel); }, false);
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-
Spry.Widget.Accordion.addEventListener(tab, "mouseout", function(e) { return self.onPanelTabMouseOut(panel); }, false);
+
-
}
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.addEventListener = function(element, eventType, handler, capture)
+
-
{
+
-
try
+
-
{
+
-
if (element.addEventListener)
+
-
element.addEventListener(eventType, handler, capture);
+
-
else if (element.attachEvent)
+
-
element.attachEvent("on" + eventType, handler);
+
-
}
+
-
catch (e) {}
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.prototype.initPanel = function(panel, isDefault)
+
-
{
+
-
var content = this.getPanelContent(panel);
+
-
if (isDefault)
+
-
{
+
-
this.currentPanel = panel;
+
-
this.removeClassName(panel, this.closedClass);
+
-
this.addClassName(panel, this.openClass);
+
-
}
+
-
else
+
-
{
+
-
this.removeClassName(panel, this.openClass);
+
-
this.addClassName(panel, this.closedClass);
+
-
content.style.height = "0px";
+
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}
+
-
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this.attachPanelHandlers(panel);
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.prototype.attachBehaviors = function()
+
-
{
+
-
var panels = this.getPanels();
+
-
for (var i = 0; i < panels.length; i++)
+
-
{
+
-
this.initPanel(panels[i], i == this.defaultPanel);
+
-
}
+
-
 
+
-
if (this.enableKeyboardNavigation)
+
-
{
+
-
// XXX: IE doesn't allow the setting of tabindex dynamically. This means we can't
+
-
// rely on adding the tabindex attribute if it is missing to enable keyboard navigation
+
-
// by default.
+
-
 
+
-
var tabIndexAttr = this.element.attributes.getNamedItem("tabindex");
+
-
// if (!tabIndexAttr) this.element.tabindex = 0;
+
-
if (tabIndexAttr)
+
-
{
+
-
var self = this;
+
-
Spry.Widget.Accordion.addEventListener(this.element, "focus", function(e) { return self.onFocus(e); }, false);
+
-
Spry.Widget.Accordion.addEventListener(this.element, "blur", function(e) { return self.onBlur(e); }, false);
+
-
Spry.Widget.Accordion.addEventListener(this.element, "keydown", function(e) { return self.onKeyDown(e); }, false);
+
-
}
+
-
}
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.prototype.getPanels = function()
+
-
{
+
-
return this.getElementChildren(this.element);
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.prototype.getCurrentPanel = function()
+
-
{
+
-
return this.currentPanel;
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.prototype.getCurrentPanelIndex = function()
+
-
{
+
-
var panels = this.getPanels();
+
-
for( var i = 0 ; i < panels.length; i++ )
+
-
{
+
-
if( this.currentPanel == panels[i] )
+
-
return i;
+
-
}
+
-
return 0;
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.prototype.getPanelTab = function(panel)
+
-
{
+
-
if (!panel)
+
-
return null;
+
-
return this.getElementChildren(panel)[0];
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.prototype.getPanelContent = function(panel)
+
-
{
+
-
if (!panel)
+
-
return null;
+
-
return this.getElementChildren(panel)[1];
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.prototype.getElementChildren = function(element)
+
-
{
+
-
var children = [];
+
-
var child = element.firstChild;
+
-
while (child)
+
-
{
+
-
if (child.nodeType == 1 /* Node.ELEMENT_NODE */)
+
-
children.push(child);
+
-
child = child.nextSibling;
+
-
}
+
-
return children;
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.prototype.focus = function()
+
-
{
+
-
if (this.element && this.element.focus)
+
-
this.element.focus();
+
-
};
+
-
 
+
-
 
+
-
Spry.Widget.Accordion.PanelAnimator = function(accordion, panel, opts)
+
-
{
+
-
this.timer = null;
+
-
this.interval = 0;
+
-
this.stepCount = 0;
+
-
 
+
-
this.fps = 0;
+
-
this.steps = 10;
+
-
this.duration = 500;
+
-
this.onComplete = null;
+
-
 
+
-
this.panel = panel;
+
-
this.panelToOpen = accordion.getElement(panel);
+
-
this.panelData = [];
+
-
 
+
-
Spry.Widget.Accordion.setOptions(this, opts, true);
+
-
 
+
-
 
+
-
// If caller specified speed in terms of frames per second,
+
-
// convert them into steps.
+
-
 
+
-
if (this.fps > 0)
+
-
{
+
-
this.interval = Math.floor(1000 / this.fps);
+
-
this.steps = parseInt((this.duration + (this.interval - 1)) / this.interval);
+
-
}
+
-
else if (this.steps > 0)
+
-
this.interval = this.duration / this.steps;
+
-
 
+
-
// Set up the array of panels we want to animate.
+
-
 
+
-
var panels = accordion.getPanels();
+
-
for (var i = 0; i < panels.length; i++)
+
-
{
+
-
var p = panels[i];
+
-
var c = accordion.getPanelContent(p);
+
-
if (c)
+
-
{
+
-
var h = c.offsetHeight;
+
-
if (h == undefined)
+
-
h = 0;
+
-
if (p == panel || h > 0)
+
-
{
+
-
var obj = new Object;
+
-
obj.panel = p;
+
-
obj.content = c;
+
-
obj.fromHeight = h;
+
-
obj.toHeight = (p == panel) ? (accordion.useFixedPanelHeights ? accordion.fixedPanelHeight : c.scrollHeight) : 0;
+
-
obj.increment = (obj.toHeight - obj.fromHeight) / this.steps;
+
-
obj.overflow = c.style.overflow;
+
-
this.panelData.push(obj);
+
-
 
+
-
c.style.overflow = "hidden";
+
-
c.style.height = h + "px";
+
-
}
+
-
}
+
-
}
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.PanelAnimator.prototype.start = function()
+
-
{
+
-
var self = this;
+
-
this.timer = setTimeout(function() { self.stepAnimation(); }, this.interval);
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.PanelAnimator.prototype.stop = function()
+
-
{
+
-
if (this.timer)
+
-
{
+
-
clearTimeout(this.timer);
+
-
 
+
-
// If we're killing the timer, restore the overflow
+
-
// properties on the panels we were animating!
+
-
 
+
-
if (this.stepCount < this.steps)
+
-
{
+
-
for (i = 0; i < this.panelData.length; i++)
+
-
{
+
-
obj = this.panelData[i];
+
-
obj.content.style.overflow = obj.overflow;
+
-
}
+
-
}
+
-
}
+
-
 
+
-
this.timer = null;
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.PanelAnimator.prototype.stepAnimation = function()
+
-
{
+
-
++this.stepCount;
+
-
 
+
-
this.animate();
+
-
 
+
-
if (this.stepCount < this.steps)
+
-
this.start();
+
-
else if (this.onComplete)
+
-
this.onComplete();
+
-
};
+
-
 
+
-
Spry.Widget.Accordion.PanelAnimator.prototype.animate = function()
+
-
{
+
-
var i, obj;
+
-
 
+
-
if (this.stepCount >= this.steps)
+
-
{
+
-
for (i = 0; i < this.panelData.length; i++)
+
-
{
+
-
obj = this.panelData[i];
+
-
if (obj.panel != this.panel)
+
-
obj.content.style.height = "0px";
+
-
obj.content.style.overflow = obj.overflow;
+
-
obj.content.style.height = obj.toHeight + "px";
+
-
}
+
-
}
+
-
else
+
-
{
+
-
for (i = 0; i < this.panelData.length; i++)
+
-
{
+
-
obj = this.panelData[i];
+
-
obj.fromHeight += obj.increment;
+
-
obj.content.style.height = obj.fromHeight + "px";
+
-
}
+
-
}
+
-
};
+
-
 
+
-
 
+
-
</script>
+
-
</head>
+
-
 
+
-
<style type="text/css">
+
-
 
+
-
.Accordion {
+
-
border-left: solid 1px gray;
+
-
border-right: solid 1px black;
+
-
border-bottom: solid 1px gray;
+
-
overflow: hidden;
+
-
}
+
-
 
+
-
.AccordionPanel {
+
-
margin: 0px;
+
-
padding: 0px;
+
-
}
+
-
 
+
-
.AccordionPanelTab {
+
-
background-color: #CCCCCC;
+
-
border-top: solid 1px black;
+
-
border-bottom: solid 1px gray;
+
-
margin: 0px;
+
-
padding: 2px;
+
-
cursor: pointer;
+
-
-moz-user-select: none;
+
-
-khtml-user-select: none;
+
-
}
+
-
 
+
-
.AccordionPanelContent {
+
-
overflow: auto;
+
-
margin: 0px;
+
-
padding: 0px;
+
-
height: 200px;
+
-
}
+
-
 
+
-
.AccordionPanelOpen .AccordionPanelTab {
+
-
background-color: #EEEEEE;
+
-
}
+
-
 
+
-
.AccordionPanelTabHover {
+
-
color: #555555;
+
-
}
+
-
.AccordionPanelOpen .AccordionPanelTabHover {
+
-
color: #555555;
+
-
}
+
-
 
+
-
.AccordionFocused .AccordionPanelTab {
+
-
background-color: #3399FF;
+
-
}
+
-
 
+
-
.AccordionFocused .AccordionPanelOpen .AccordionPanelTab {
+
-
background-color: #33CCFF;
+
-
}
+
-
 
+
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</style>
+
-
 
+
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<div id="Accordion1" class="Accordion" tabindex="0">
+
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  <div class="AccordionPanel">
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    <div class="AccordionPanelTab">Label 1</div>
+
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    <div class="AccordionPanelContent">Content 1</div>
+
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  </div>
+
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  <div class="AccordionPanel">
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    <div class="AccordionPanelTab">Label 2</div>
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    <div class="AccordionPanelContent">Content 2</div>
+
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  </div>
+
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</div>
+
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<script type="text/javascript">
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var Accordion1 = new Spry.Widget.Accordion("Accordion1");
+
-
 
+
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</script>
+
-
 
+
-
 
+
-
</html>
+

Revision as of 06:36, 2 October 2007

Testimage.gif

Retrieved from "http://2007.igem.org/wiki/index.php/BerkiGEM2007_WikiPlaying2"