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WiringEditor.js
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WiringEditor.js
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(function() {
var util = YAHOO.util,lang = YAHOO.lang;
var Event = util.Event, Dom = util.Dom, Connect = util.Connect,JSON = lang.JSON,widget = YAHOO.widget;
/**
* Module Proxy handle the drag/dropping from the module list to the layer (in the WiringEditor)
* @class ModuleProxy
* @constructor
* @param {HTMLElement} el
* @param {WireIt.WiringEditor} WiringEditor
*/
WireIt.ModuleProxy = function(el, WiringEditor) {
this._WiringEditor = WiringEditor;
// Init the DDProxy
WireIt.ModuleProxy.superclass.constructor.call(this,el, "module", {
dragElId: "moduleProxy"
});
this.isTarget = false;
};
YAHOO.extend(WireIt.ModuleProxy,YAHOO.util.DDProxy, {
/**
* copy the html and apply selected classes
* @method startDrag
*/
startDrag: function(e) {
WireIt.ModuleProxy.superclass.startDrag.call(this,e);
var del = this.getDragEl(),
lel = this.getEl();
del.innerHTML = lel.innerHTML;
del.className = lel.className;
},
/**
* Override default behavior of DDProxy
* @method endDrag
*/
endDrag: function(e) {},
/**
* Add the module to the WiringEditor on drop on layer
* @method onDragDrop
*/
onDragDrop: function(e, ddTargets) {
// The layer is the only target :
var layerTarget = ddTargets[0],
layer = ddTargets[0]._layer,
del = this.getDragEl(),
pos = YAHOO.util.Dom.getXY(del),
layerPos = YAHOO.util.Dom.getXY(layer.el);
this._WiringEditor.addModule( this._module ,[pos[0]-layerPos[0]+layer.el.scrollLeft, pos[1]-layerPos[1]+layer.el.scrollTop]);
}
});
/**
* The WiringEditor class provides a full page interface
* @class WiringEditor
* @constructor
* @param {Object} options
*/
WireIt.WiringEditor = function(options) {
/**
* Hash object to reference module definitions by their name
* @property modulesByName
* @type {Object}
*/
this.modulesByName = {};
// set the default options
this.setOptions(options);
/**
* Container DOM element
* @property el
*/
this.el = Dom.get(options.parentEl);
/**
* @property helpPanel
* @type {YAHOO.widget.Panel}
*/
this.helpPanel = new widget.Panel('helpPanel', {
fixedcenter: true,
draggable: true,
visible: false,
modal: true
});
this.helpPanel.render();
/**
* @property layout
* @type {YAHOO.widget.Layout}
*/
this.layout = new widget.Layout(this.el, this.options.layoutOptions);
this.layout.render();
// Right accordion
this.renderAccordion();
/**
* @property layer
* @type {WireIt.Layer}
*/
this.layer = new WireIt.Layer(this.options.layerOptions);
this.layer.eventChanged.subscribe(this.onLayerChanged, this, true);
/**
* @property leftEl
* @type {DOMElement}
*/
this.leftEl = Dom.get('left');
// Render module list
this.buildModulesList();
// Render buttons
this.renderButtons();
// Saved status
this.renderSavedStatus();
// Properties Form
this.renderPropertiesForm();
// LoadWirings
if( this.adapter.init && YAHOO.lang.isFunction(this.adapter.init) ) {
this.adapter.init();
}
this.load();
};
WireIt.WiringEditor.prototype = {
/**
* @method setOptions
* @param {Object} options
*/
setOptions: function(options) {
/**
* @property options
* @type {Object}
*/
this.options = {};
// Load the modules from options
this.modules = options.modules || ([]);
for(var i = 0 ; i < this.modules.length ; i++) {
var m = this.modules[i];
this.modulesByName[m.name] = m;
}
this.adapter = options.adapter || WireIt.WiringEditor.adapters.JsonRpc;
this.options.languageName = options.languageName || 'anonymousLanguage';
this.options.propertiesFields = options.propertiesFields || [
{"type": "string", inputParams: {"name": "name", label: "Title", typeInvite: "Enter a title" } },
{"type": "text", inputParams: {"name": "description", label: "Description", cols: 30, rows: 4} }
];
this.options.layoutOptions = options.layoutOptions || {
units: [
{ position: 'top', height: 50, body: 'top'},
{ position: 'left', width: 200, resize: true, body: 'left', gutter: '5px', collapse: true,
collapseSize: 25, header: 'Modules', scroll: true, animate: true },
{ position: 'center', body: 'center', gutter: '5px' },
{ position: 'right', width: 320, resize: true, body: 'right', gutter: '5px', collapse: true,
collapseSize: 25, /*header: 'Properties', scroll: true,*/ animate: true }
]
};
this.options.layerOptions = {};
var layerOptions = options.layerOptions || {};
this.options.layerOptions.parentEl = layerOptions.parentEl ? layerOptions.parentEl : Dom.get('center');
this.options.layerOptions.layerMap = YAHOO.lang.isUndefined(layerOptions.layerMap) ? true : layerOptions.layerMap;
this.options.layerOptions.layerMapOptions = layerOptions.layerMapOptions || { parentEl: 'layerMap' };
this.options.accordionViewParams = options.accordionViewParams || {
collapsible: true,
expandable: true, // remove this parameter to open only one panel at a time
width: '308px',
expandItem: 0,
animationSpeed: '0.3',
animate: true,
effect: YAHOO.util.Easing.easeBothStrong
};
},
/**
* Render the accordion using yui-accordion
*/
renderAccordion: function() {
this.accordionView = new YAHOO.widget.AccordionView('accordionView', this.options.accordionViewParams);
},
/**
* Render the properties form
* @method renderPropertiesForm
*/
renderPropertiesForm: function() {
this.propertiesForm = new inputEx.Group({
parentEl: YAHOO.util.Dom.get('propertiesForm'),
fields: this.options.propertiesFields
});
this.propertiesForm.updatedEvt.subscribe(function() {
this.markUnsaved();
}, this, true);
},
/**
* Build the left menu on the left
* @method buildModulesList
*/
buildModulesList: function() {
var modules = this.modules;
for(var i = 0 ; i < modules.length ; i++) {
this.addModuleToList(modules[i]);
}
// Make the layer a drag drop target
if(!this.ddTarget) {
this.ddTarget = new YAHOO.util.DDTarget(this.layer.el, "module");
this.ddTarget._layer = this.layer;
}
},
/**
* Add a module definition to the left list
*/
addModuleToList: function(module) {
var div = WireIt.cn('div', {className: "WiringEditor-module"});
if(module.container.icon) {
div.appendChild( WireIt.cn('img',{src: module.container.icon}) );
}
div.appendChild( WireIt.cn('span', null, null, module.name) );
var ddProxy = new WireIt.ModuleProxy(div, this);
ddProxy._module = module;
this.leftEl.appendChild(div);
},
/**
* add a module at the given pos
*/
addModule: function(module, pos) {
try {
var containerConfig = module.container;
containerConfig.position = pos;
containerConfig.title = module.name;
var container = this.layer.addContainer(containerConfig);
Dom.addClass(container.el, "WiringEditor-module-"+module.name);
}
catch(ex) {
this.alert("Error Layer.addContainer: "+ ex.message);
}
},
/**
* Toolbar
* @method renderButtons
*/
renderButtons: function() {
var toolbar = Dom.get('toolbar');
// Buttons :
var newButton = new widget.Button({ label:"New", id:"WiringEditor-newButton", container: toolbar });
newButton.on("click", this.onNew, this, true);
var loadButton = new widget.Button({ label:"Load", id:"WiringEditor-loadButton", container: toolbar });
loadButton.on("click", this.load, this, true);
var saveButton = new widget.Button({ label:"Save", id:"WiringEditor-saveButton", container: toolbar });
saveButton.on("click", this.onSave, this, true);
var deleteButton = new widget.Button({ label:"Delete", id:"WiringEditor-deleteButton", container: toolbar });
deleteButton.on("click", this.onDelete, this, true);
var helpButton = new widget.Button({ label:"Help", id:"WiringEditor-helpButton", container: toolbar });
helpButton.on("click", this.onHelp, this, true);
},
/**
* @method renderSavedStatus
*/
renderSavedStatus: function() {
var top = Dom.get('top');
this.savedStatusEl = WireIt.cn('div', {className: 'savedStatus', title: 'Not saved'}, {display: 'none'}, "*");
top.appendChild(this.savedStatusEl);
},
/**
* save the current module
* @method saveModule
*/
saveModule: function() {
var value = this.getValue();
if(value.name === "") {
this.alert("Please choose a name");
return;
}
this.tempSavedWiring = {name: value.name, working: JSON.stringify(value.working), language: this.options.languageName };
this.adapter.saveWiring(this.tempSavedWiring, {
success: this.saveModuleSuccess,
failure: this.saveModuleFailure,
scope: this
});
},
/**
* saveModule success callback
* @method saveModuleSuccess
*/
saveModuleSuccess: function(o) {
this.markSaved();
this.alert("Saved !");
/*var name = this.tempSavedWiring.name;
if(this.modulesByName.hasOwnProperty(name) ) {
//console.log("already exists !");
}
else {
//console.log("new one !");
}*/
},
/**
* saveModule failure callback
* @method saveModuleFailure
*/
saveModuleFailure: function(errorStr) {
this.alert("Unable to save the wiring : "+errorStr);
},
alert: function(txt) {
if(!this.alertPanel){ this.renderAlertPanel(); }
Dom.get('alertPanelBody').innerHTML = txt;
this.alertPanel.show();
},
/**
* Create a help panel
* @method onHelp
*/
onHelp: function() {
this.helpPanel.show();
},
/**
* @method onNew
*/
onNew: function() {
this.preventLayerChangedEvent = true;
this.layer.clear();
this.propertiesForm.clear(false); // false to tell inputEx to NOT send the updatedEvt
this.markSaved();
this.preventLayerChangedEvent = false;
},
/**
* @method onDelete
*/
onDelete: function() {
if( confirm("Are you sure you want to delete this wiring ?") ) {
var value = this.getValue();
this.adapter.deleteWiring({name: value.name, language: this.options.languageName},{
success: function(result) {
this.onNew();
this.alert("Deleted !");
},
failure: function(errorStr) {
this.alert("Unable to delete wiring: "+errorStr);
},
scope: this
});
}
},
/**
* @method onSave
*/
onSave: function() {
this.saveModule();
},
/**
* @method renderLoadPanel
*/
renderLoadPanel: function() {
if( !this.loadPanel) {
this.loadPanel = new widget.Panel('WiringEditor-loadPanel', {
fixedcenter: true,
draggable: true,
width: '500px',
visible: false,
modal: true
});
this.loadPanel.setHeader("Select module");
this.loadPanel.setBody("Search: <input type='text' id='loadFilter' /><div id='loadPanelBody'></div>");
this.loadPanel.render(document.body);
// Listen the keyup event to filter the module list
Event.onAvailable('loadFilter', function() {
Event.addListener('loadFilter', "keyup", this.inputFilterTimer, this, true);
}, this, true);
}
},
/**
* Method called from each keyup on the search filter in load panel.
* The real filtering occurs only after 500ms so that the filter process isn't called too often
*/
inputFilterTimer: function() {
if(this.inputFilterTimeout) {
clearTimeout(this.inputFilterTimeout);
this.inputFilterTimeout = null;
}
var that = this;
this.inputFilterTimeout = setTimeout(function() {
that.updateLoadPanelList(Dom.get('loadFilter').value);
}, 500);
},
/**
* @method updateLoadPanelList
*/
updateLoadPanelList: function(filter) {
var list = WireIt.cn("ul");
if(lang.isArray(this.pipes)) {
for(var i = 0 ; i < this.pipes.length ; i++) {
var module = this.pipes[i];
this.pipesByName[module.name] = module;
if(!filter || filter === "" || module.name.match(new RegExp(filter,"i")) ) {
list.appendChild( WireIt.cn('li',null,{cursor: 'pointer'},module.name) );
}
}
}
var panelBody = Dom.get('loadPanelBody');
panelBody.innerHTML = "";
panelBody.appendChild(list);
Event.addListener(list, 'click', function(e,args) {
this.loadPipe(Event.getTarget(e).innerHTML);
}, this, true);
},
/**
* @method load
*/
load: function() {
this.adapter.listWirings({language: this.options.languageName},{
success: function(result) {
this.onLoadSuccess(result);
},
failure: function(errorStr) {
this.alert("Unable to load the wirings: "+errorStr);
},
scope: this
}
);
},
/**
* @method onLoadSuccess
*/
onLoadSuccess: function(wirings) {
this.pipes = wirings;
this.pipesByName = {};
this.renderLoadPanel();
this.updateLoadPanelList();
if(!this.afterFirstRun) {
var p = window.location.search.substr(1).split('&');
var oP = {};
for(var i = 0 ; i < p.length ; i++) {
var v = p[i].split('=');
oP[v[0]]=window.decodeURIComponent(v[1]);
}
this.afterFirstRun = true;
if(oP.autoload) {
this.loadPipe(oP.autoload);
return;
}
}
this.loadPanel.show();
},
/**
* @method getPipeByName
* @param {String} name Pipe's name
* @return {Object} return the evaled json pipe configuration
*/
getPipeByName: function(name) {
var n = this.pipes.length,ret;
for(var i = 0 ; i < n ; i++) {
if(this.pipes[i].name == name) {
// Try to eval working property:
try {
ret = JSON.parse(this.pipes[i].working);
return ret;
}
catch(ex) {
this.alert("Unable to eval working json for module "+name);
return null;
}
}
}
return null;
},
/**
* @method loadPipe
* @param {String} name Pipe name
*/
loadPipe: function(name) {
try {
this.preventLayerChangedEvent = true;
this.loadPanel.hide();
var wiring = this.getPipeByName(name), i;
if(!wiring) {
this.alert("The wiring '"+name+"' was not found.");
return;
}
// TODO: check if current wiring is saved...
this.layer.clear();
this.propertiesForm.setValue(wiring.properties, false); // the false tells inputEx to NOT fire the updatedEvt
if(lang.isArray(wiring.modules)) {
// Containers
for(i = 0 ; i < wiring.modules.length ; i++) {
var m = wiring.modules[i];
if(this.modulesByName[m.name]) {
var baseContainerConfig = this.modulesByName[m.name].container;
YAHOO.lang.augmentObject(m.config, baseContainerConfig);
m.config.title = m.name;
var container = this.layer.addContainer(m.config);
Dom.addClass(container.el, "WiringEditor-module-"+m.name);
container.setValue(m.value);
}
else {
throw new Error("WiringEditor: module '"+m.name+"' not found !");
}
}
// Wires
if(lang.isArray(wiring.wires)) {
for(i = 0 ; i < wiring.wires.length ; i++) {
// On doit chercher dans la liste des terminaux de chacun des modules l'index des terminaux...
this.layer.addWire(wiring.wires[i]);
}
}
}
this.markSaved();
this.preventLayerChangedEvent = false;
}
catch(ex) {
this.alert(ex);
}
},
renderAlertPanel: function() {
/**
* @property alertPanel
* @type {YAHOO.widget.Panel}
*/
this.alertPanel = new widget.Panel('WiringEditor-alertPanel', {
fixedcenter: true,
draggable: true,
width: '500px',
visible: false,
modal: true
});
this.alertPanel.setHeader("Message");
this.alertPanel.setBody("<div id='alertPanelBody'></div><button id='alertPanelButton'>Ok</button>");
this.alertPanel.render(document.body);
Event.addListener('alertPanelButton','click', function() {
this.alertPanel.hide();
}, this, true);
},
onLayerChanged: function() {
if(!this.preventLayerChangedEvent) {
this.markUnsaved();
}
},
markSaved: function() {
this.savedStatusEl.style.display = 'none';
},
markUnsaved: function() {
this.savedStatusEl.style.display = '';
},
/**
* This method return a wiring within the given vocabulary described by the modules list
* @method getValue
*/
getValue: function() {
var i;
var obj = {modules: [], wires: [], properties: null};
for( i = 0 ; i < this.layer.containers.length ; i++) {
obj.modules.push( {name: this.layer.containers[i].options.title, value: this.layer.containers[i].getValue(), config: this.layer.containers[i].getConfig()});
}
for( i = 0 ; i < this.layer.wires.length ; i++) {
var wire = this.layer.wires[i];
var wireObj = {
src: {moduleId: WireIt.indexOf(wire.terminal1.container, this.layer.containers), terminal: wire.terminal1.options.name},
tgt: {moduleId: WireIt.indexOf(wire.terminal2.container, this.layer.containers), terminal: wire.terminal2.options.name}
};
obj.wires.push(wireObj);
}
obj.properties = this.propertiesForm.getValue();
return {
name: obj.properties.name,
working: obj
};
}
};
/**
* WiringEditor Adapters
* @static
*/
WireIt.WiringEditor.adapters = {};
})();