O2OA/o2web/source/x_component_process_Xform/Opinion.js

MWF.xDesktop.requireApp("process.Xform", "$Input", null, false);
MWF.xDesktop.requireApp("process.Work", "lp."+o2.language, null, false);
/** @class Opinion 意见输入框。
 * @example
 * //可以在脚本中获取该组件
 * //方法1：
 * var field = this.form.get("fieldId"); //获取组件对象
 * //方法2
 * var field = this.target; //在组件本身的脚本中获取，比如事件脚本、默认值脚本、校验脚本等等
 *
 * var data = field.getData(); //获取值
 * field.setData("字符串值"); //设置值
 * field.hide(); //隐藏字段
 * var id = field.json.id; //获取字段标识
 * var flag = field.isEmpty(); //字段是否为空
 * field.resetData();  //重置字段的值为默认值或置空
 * @extends MWF.xApplication.process.Xform.$Input
 * @category FormComponents
 * @hideconstructor
 */
MWF.xApplication.process.Xform.Opinion = MWF.APPOpinion =  new Class(
    /** @lends MWF.xApplication.process.Xform.Opinion# */
    {
	Implements: [Events],
	Extends: MWF.APP$Input,
	
	_loadUserInterface: function(){

		this._loadNode();
        if (this.json.compute == "show"){
            this._setValue(this._computeValue());
        }else{
            this._loadValue();
        }
	},
    _loadNode: function(){
        if (this.readonly){
            this._loadNodeRead();
        }else{
            this._loadNodeEdit();
        }
    },
    _loadNodeRead: function(){
        this.node.empty();
        this.node.set({
            "nodeId": this.json.id,
            "MWFType": this.json.type
        });
        this.node.setStyle("display", "none");
    },
    validationConfigItem: function(routeName, data){
        var flag = (data.status==="all") ? true: (routeName === data.decision);
        if (flag){
            var n = this.getInputData();
            var v = (data.valueType==="value") ? n : n.length;
            switch (data.operateor){
                case "isnull":
                    if (!v && !(this.handwritingFile && this.handwritingFile[layout.session.user.distinguishedName])){
                        this.notValidationMode(data.prompt);
                        return false;
                    }
                    break;
                case "notnull":
                    if (v){
                        this.notValidationMode(data.prompt);
                        return false;
                    }
                    break;
                case "gt":
                    if (v>data.value){
                        this.notValidationMode(data.prompt);
                        return false;
                    }
                    break;
                case "lt":
                    if (v<data.value){
                        this.notValidationMode(data.prompt);
                        return false;
                    }
                    break;
                case "equal":
                    if (v==data.value){
                        this.notValidationMode(data.prompt);
                        return false;
                    }
                    break;
                case "neq":
                    if (v!=data.value){
                        this.notValidationMode(data.prompt);
                        return false;
                    }
                    break;
                case "contain":
                    if (v.indexOf(data.value)!=-1){
                        this.notValidationMode(data.prompt);
                        return false;
                    }
                    break;
                case "notcontain":
                    if (v.indexOf(data.value)==-1){
                        this.notValidationMode(data.prompt);
                        return false;
                    }
                    break;
            }
        }
        return true;
    },

    _resetNodeEdit: function(){
        var input = new Element("textarea", {"styles": {
                "background": "transparent",
                "width": "100%",
                "border": "0px"
            }});
        input.set(this.json.properties);

        var node = new Element("div", {"styles": {
                "ovwrflow": "hidden",
                "position": "relative",
                "padding-right": "2px"
            }}).inject(this.node, "after");
        input.inject(node);
        this.node.destroy();
        this.node = node;
    },
    _loadNodeEdit: function(){
        if (!this.json.preprocessing) this._resetNodeEdit();
        var input = this.node.getFirst();
        input.set(this.json.properties);

		//this.node = input;
		this.node.set({
			"id": this.json.id,
			"MWFType": this.json.type
		});
		this.input = input;

        this.mediaActionArea = new Element("div", {"styles": this.form.css.inputOpinionMediaActionArea}).inject(this.node);

        if (this.json.isHandwriting!=="no"){
            /**
             * @summary 手写意见按钮按钮。
             * @member {Element}
             */
            this.handwritingAction = new Element("div", {"styles": this.form.css.inputOpinionHandwritingAction, "text": MWF.xApplication.process.Work.LP.handwriting}).inject(this.mediaActionArea);
            this.handwritingAction.addEvent("click", function(){
                this.handwriting();
            }.bind(this));
        }

        if (this.json.isAudio!=="no"){
            if (navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia){
                /**
                 * @summary 音频按钮.在浏览器支持HTML5的getUserMedia才可用。
                 * @member {Element}
                 */
                this.audioRecordAction = new Element("div", {"styles": this.form.css.inputOpinionAudioRecordAction, "text": MWF.xApplication.process.Work.LP.audioRecord}).inject(this.mediaActionArea);
                this.audioRecordAction.addEvent("click", function(){
                    this.audioRecord();
                }.bind(this));
            }
        }

        this.node.addEvent("change", function(){
            this._setBusinessData(this.getInputData());
        }.bind(this));

        this.node.getFirst().addEvent("blur", function(){
            this.validation();
            this.hideSelectOpinionNode();
        }.bind(this));
        this.node.getFirst().addEvent("keyup", function(){
            this.validationMode();
        }.bind(this));

        this.node.getFirst().addEvent("keydown", function(e){
            if (this.selectOpinionNode && (this.selectOpinionNode.getStyle("display")!="none") && this.selectOpinionNode.getFirst()){
                if (e.code == 38){ //up
                    if (this.selectedOpinionNode){
                        var node = this.selectedOpinionNode.getPrevious();
                        if (!node) node = this.selectOpinionNode.getLast();
                        this.unselectedOpinion(this.selectedOpinionNode);
                        this.selectedOpinion(node)
                    }else{
                        node = this.selectOpinionNode.getLast();
                        this.selectedOpinion(node)
                    }
                }
                if (e.code == 40){ //down
                    if (this.selectedOpinionNode){
                        var node = this.selectedOpinionNode.getNext();
                        if (!node) node = this.selectOpinionNode.getFirst();
                        this.unselectedOpinion(this.selectedOpinionNode);
                        this.selectedOpinion(node)
                    }else{
                        node = this.selectOpinionNode.getFirst();
                        this.selectedOpinion(node)
                    }
                }
                if (e.code == 27){  //esc
                    this.hideSelectOpinionNode();
                    e.preventDefault();
                }
                if (e.code == 32 || e.code == 13){  //space
                    if (this.selectedOpinionNode){
                        this.setOpinion(this.selectedOpinionNode.get("text"));
                        e.preventDefault();
                    }
                }
            }
        }.bind(this));

        if( !this.form.json.notLoadUserOpinion ){
            MWF.UD.getDataJson("userOpinion", function(json){
                this.userOpinions = json;
            }.bind(this), false);
        }
        this.node.getFirst().addEvent("input", function(e){
            this.startSearchOpinion();
        }.bind(this));
        this.node.getFirst().addEvent("focus", function(){
            this.startSearchOpinion();
        }.bind(this));

	},

    audioRecord: function(){
        if (!this.audioRecordNode) this.createAudioRecordNode();
        this.audioRecordNode.show();
        this.audioRecordNode.position({
            "relativeTo": this.node,
            "position": "center",
            "edge": "center"
        });
        var p = this.audioRecordNode.getPosition(this.form.app.content);
        var top = p.y;
        var left = p.x;
        if (p.y<0) top = 10;
        if (p.x<0) left = 10;
        this.audioRecordNode.setStyles({
            "top": ""+top+"px",
            "left": ""+left+"px"
        });

        this.soundFile = {};
        MWF.require("MWF.widget.AudioRecorder", function () {
            /**
             * @summary 音频意见组件.
             * @member {o2.widget.AudioRecorder}
             */
            this.audioRecorder = new MWF.widget.AudioRecorder(this.audioRecordNode, {
                "onSave" : function(audioFile){
                    this.soundFile[layout.session.user.distinguishedName] = audioFile;
                    if (this.previewNode){
                        this.previewNode.destroy();
                        this.previewNode = null;
                    }
                    this.previewNode = new Element("audio", {"controls": true, "src": window.URL.createObjectURL(audioFile)}).inject(this.node);
                    this.audioRecordNode.hide();
                    // this.page.get("div_image").node.set("src",base64Image);
                }.bind(this),
                "onCancel": function(){
                    this.soundFile[layout.session.user.distinguishedName] = null;
                    delete this.soundFile[layout.session.user.distinguishedName];
                    if (this.previewNode){
                        this.previewNode.destroy();
                        this.previewNode = null;
                    }
                    this.audioRecordNode.hide();
                }.bind(this)
            }, null );
        }.bind(this));
    },
    createAudioRecordNode: function(){
        this.audioRecordNode = new Element("div", {"styles": this.form.css.handwritingNode}).inject(this.node, "after");
        var size = this.node.getSize();
        var y = Math.max(size.y, 320);
        var x = Math.max(size.x, 400);
        x = Math.min(x, 600);
        y = 320;
        x = 500;
        var zidx = this.node.getStyle("z-index").toInt() || 0;
        zidx = (zidx<1000) ? 1000 : zidx;
        this.audioRecordNode.setStyles({
            "height": ""+y+"px",
            "width": ""+x+"px",
            "z-index": zidx+1
        });
        // this.audioRecordNode.position({
        //     "relativeTo": this.node,
        //     "position": "center",
        //     "edge": "center"
        // });
    },
    handwriting: function(){
        if (!this.handwritingNode) this.createHandwriting();
        this.handwritingNode.show();
        this.handwritingNode.position({
            "relativeTo": this.node,
            "position": "center",
            "edge": "center"
        });
        //var p = this.handwritingNode.getPosition(this.form.app.content);
        var p = this.handwritingNode.getPosition(this.handwritingNode.getOffsetParent());
        var top = p.y;
        var left = p.x;
        if (p.y<0) top = 10;
        if (p.x<0) left = 10;
        this.handwritingNode.setStyles({
            "top": ""+top+"px",
            "left": ""+left+"px"
        });
    },
    createHandwriting: function(){
        /**
         * @summary 手写板容器.
         * @member {Element}
         */
        this.handwritingNode = new Element("div", {"styles": this.form.css.handwritingNode}).inject(this.node, "after");
        var size = this.node.getSize();
        var x = Math.max( this.json.tabletWidth || size.x , 500);
        var y = Math.max(this.json.tabletHeight ? (parseInt(this.json.tabletHeight) + 110) : size.y, 320);
        //x = Math.min(x, 600);
        //y = 320;
        //x = 500;
        var zidx = this.node.getStyle("z-index").toInt() || 0;
        zidx = (zidx<1000) ? 1000 : zidx;
        this.handwritingNode.setStyles({
            "height": ""+y+"px",
            "width": ""+x+"px",
            "z-index": zidx+1
        });
        this.handwritingNode.position({
            "relativeTo": this.node,
            "position": "center",
            "edge": "center"
        });
        this.handwritingAreaNode = new Element("div", {"styles": this.form.css.handwritingAreaNode}).inject(this.handwritingNode);
        this.handwritingActionNode = new Element("div", {"styles": this.form.css.handwritingActionNode, "text": MWF.xApplication.process.Work.LP.saveWrite}).inject(this.handwritingNode);
        var h = this.handwritingActionNode.getSize().y+this.handwritingActionNode.getStyle("margin-top").toInt()+this.handwritingActionNode.getStyle("margin-bottom").toInt();
        h = y - h;
        this.handwritingAreaNode.setStyle("height", ""+h+"px");

        this.handwritingFile = {};
        MWF.require("MWF.widget.Tablet", function () {
            /**
             * @summary 手写板组件.
             * @member {o2.widget.Tablet}
             */
            this.tablet = new MWF.widget.Tablet(this.handwritingAreaNode, {
                "style": "default",
                "contentWidth" : this.json.tabletWidth || 0,
                "contentHeight" : this.json.tabletHeight || 0,
                "onSave" : function( base64code, base64Image, imageFile ){
                    this.handwritingFile[layout.session.user.distinguishedName] = imageFile;
                    if (this.previewNode){
                        this.previewNode.destroy();
                        this.previewNode = null;
                    }
                    if(this.json.isHandwritingPreview!=="no") this.previewNode = new Element("img", {"src": base64Image}).inject(this.node);
                    this.handwritingNode.hide();
                    // this.page.get("div_image").node.set("src",base64Image);
                }.bind(this),
                "onCancel": function(){
                    this.handwritingFile[layout.session.user.distinguishedName] = null;
                    delete this.handwritingFile[layout.session.user.distinguishedName];
                    if (this.previewNode){
                        this.previewNode.destroy();
                        this.previewNode = null;
                    }
                    this.handwritingNode.hide();
                }.bind(this)
            }, null );
            this.tablet.load();
        }.bind(this));

        this.handwritingActionNode.addEvent("click", function(){
            //this.handwritingNode.hide();
            if (this.tablet) this.tablet.save();
        }.bind(this));
    },

    unselectedOpinion: function(node){
        node.setStyle("background-color", "#ffffff");
        this.selectedOpinionNode = null;
    },
    selectedOpinion: function(node){
        node.setStyle("background-color", "#d2ddf5");
        this.selectedOpinionNode = node;
    },
    startSearchOpinion: function(){
        var t = this.input.get("value");
        var arr = t.split(/(,\s*){1}|(;\s*){1}|\s+/g);
        t = arr[arr.length-1];
        if (t.length){
            this.clearSearcheOpinionId();
            this.searcheOpinionId = window.setTimeout(function(){
                this.searchOpinions(t);
            }.bind(this), 500);
        }else{
            this.clearSearcheOpinionId();
        }
    },
    clearSearcheOpinionId: function(){
        if (this.searcheOpinionId) {
            window.clearTimeout(this.searcheOpinionId);
            this.searcheOpinionId = "";
        }
    },
    searchOpinions: function(t) {
        var value = this.input.get("value");
        var arr = value.split(/[\n\r]/g);
        lines = arr.length;
        value = arr[arr.length - 1];
        var offsetValue = value;
        //var offsetValue = value.substr(0, value.length-t.length);

        if (this.userOpinions){
            var ops = this.userOpinions.filter(function (v, i) {
                    return v.contains(t) && (v != t);
                }.bind(this));
            if (ops.length) {
                this.showSelectOpinionNode(ops, offsetValue, lines);
            } else {
                this.hideSelectOpinionNode(ops);
            }
        }
    },
    hideSelectOpinionNode: function(){
        if (this.selectOpinionNode) this.selectOpinionNode.setStyle("display", "none");
    },
    showSelectOpinionNode: function(ops, offsetValue, lines){
        if (!this.selectOpinionNode) this.createSelectOpinionNode();
        this.selectOpinionNode.empty();
        ops.each(function(op){
            this.createSelectOpinionOption(op);
        }.bind(this));

        var inputSize = this.input.getSize();
        var size = MWF.getTextSize(offsetValue, this.json.inputStyles);
        var offY = ((size.y-3)*lines)+3;
        if (offY>inputSize.y) offY = inputSize.y;

        this.selectOpinionNode.setStyle("display","block");
        this.selectOpinionNode.position({
            "relativeTo": this.node,
            "position": "leftTop",
            "edge": "leftTop",
            "offset": {"x": size.x, "y": offY}
        });
    },
    createSelectOpinionNode: function(){
        this.selectOpinionNode = new Element("div", {"styles": this.form.css.opinionSelectNode}).inject(this.node);
    },
    createSelectOpinionOption: function(op){
        var option = new Element("div", {"styles": this.form.css.opinionSelectOption, "text": op}).inject(this.selectOpinionNode);
        if (this.json.selectItemStyles) option.setStyles(this.json.selectItemStyles);
        option.addEvents({
            "mouseover": function(){this.setStyle("background-color", "#d2ddf5")},
            "mouseout": function(){this.setStyle("background-color", "#ffffff")},
            "mousedown": function(){this.setOpinion(op)}.bind(this)
        });
    },
    setOpinion: function(op){
        var v = this.input.get("value");
        var arr = v.split(/(,\s*){1}|(;\s*){1}|\s+/g);
        t = arr[arr.length-1];
        var leftStr = v.substr(0, v.length-t.length);
        this.input.set("value", leftStr+op);
        this.hideSelectOpinionNode();
        this._setBusinessData(this.getInputData());
    },

	_afterLoaded: function(){
        if (!this.readonly){
            this.loadDescription();
        }
	},
    loadDescription: function(){
        if (this.readonly || this.json.isReadonly)return;
        var v = this._getBusinessData();
        if (!v){
            if (this.json.description){
                var size = this.node.getFirst().getSize();
                var w = size.x - 3
                if( this.json.showIcon!='no' && !this.form.json.hideModuleIcon ) {
                    w = size.x - 23;
                }
                this.descriptionNode = new Element("div", {"styles": this.form.css.descriptionNode, "text": this.json.description}).inject(this.node);
                this.descriptionNode.setStyles({
                    "width": ""+w+"px",
                    "height": ""+size.y+"px",
                    "line-height": ""+size.y+"px"
                });
                this.setDescriptionEvent();
            }
        }
    },
    setDescriptionEvent: function(){
        if (this.descriptionNode){
            if (COMMON.Browser.Platform.name==="ios"){
                this.descriptionNode.addEvents({
                    "click": function(){
                        this.descriptionNode.setStyle("display", "none");
                        this.node.getFirst().focus();
                    }.bind(this)
                });
            }else if (COMMON.Browser.Platform.name==="android"){
                this.descriptionNode.addEvents({
                    "click": function(){
                        this.descriptionNode.setStyle("display", "none");
                        this.node.getFirst().focus();
                    }.bind(this)
                });
            }else{
                this.descriptionNode.addEvents({
                    "click": function(){
                        this.descriptionNode.setStyle("display", "none");
                        this.node.getFirst().focus();
                    }.bind(this)
                });
            }
            this.node.getFirst().addEvents({
                "focus": function(){
                    this.descriptionNode.setStyle("display", "none");
                }.bind(this),
                "blur": function(){
                    if (!this.node.getFirst().get("value")) this.descriptionNode.setStyle("display", "block");
                }.bind(this)
            });
        }
    }
	
});