1 | <?xml version="1.0" encoding="utf-8"?>
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2 | <mx:VBox xmlns:mx="http://www.adobe.com/2006/mxml"
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3 | width="100%" height="100%"
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4 | paddingBottom="0" paddingRight="0" paddingLeft="0" paddingTop="0"
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5 | show="initDisplayBoard()"
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6 | hide="stopBoardTimer()" xmlns:widget="gov.va.med.edp.widget.*">
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7 |
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8 | <mx:Script>
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9 | <![CDATA[
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10 | import mx.utils.ObjectUtil;
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11 | import gov.va.med.edp.util.BoardTools;
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12 | import gov.va.med.edp.view.LoadingDialog;
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13 | import mx.events.FlexEvent;
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14 | import mx.binding.utils.ChangeWatcher;
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15 | import mx.collections.ArrayCollection;
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16 | import mx.formatters.DateFormatter;
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17 | import mx.core.Application;
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18 | import mx.controls.dataGridClasses.DataGridColumn;
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19 | import mx.events.DataGridEvent;
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20 |
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21 | import gov.va.med.edp.vo.ColumnSpecVO;
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22 | import gov.va.med.edp.control.DisplayBoardEvent;
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23 | import gov.va.med.edp.model.TrackingModelLocator;
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24 | import gov.va.med.edp.widget.ColorCellRenderer;
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25 | import gov.va.med.edp.control.SortHeaderEvent;
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26 | import gov.va.med.edp.control.NumberEvent;
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27 |
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28 | [Bindable]
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29 | private var dateFormatter:DateFormatter;
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30 | private var sortColumn:DataGridColumn;
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31 |
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32 | [Bindable]
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33 | private var model: TrackingModelLocator = TrackingModelLocator.getInstance();
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34 |
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35 | private var visibleBoardTimer: Timer = new Timer(1200, 1);
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36 | private var refreshTimer: Timer = new Timer(30000);
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37 | private var autoScrollTimer: Timer = new Timer(10000);
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38 | private var counter:int = 0;
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39 | private var boardName: String = "";
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40 |
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41 | private var _disconnected:Boolean = false;
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42 | private var _connecting:Boolean = false;
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43 |
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44 | private static var MINIMUM_FONT_SIZE:Number = 9;
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45 | private static var MINIMUM_ROW_HEIGHT:int = 18;
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46 |
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47 | [Bindable]
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48 | public function get disconnected():Boolean {
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49 | return _disconnected;
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50 | }
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51 |
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52 | public function set disconnected(b:Boolean):void {
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53 | _disconnected = b;
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54 | if (_disconnected) {
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55 | if (dateFormatter == null) {
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56 | dateFormatter = new DateFormatter();
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57 | dateFormatter.formatString = "MMM DD,YY JJ:NN";
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58 | }
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59 | stopBoardTimer();
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60 | currentState = 'disconnected';
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61 | } else {
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62 | currentState = '';
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63 | startBoardTimer();
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64 | }
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65 | }
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66 |
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67 | [Bindable]
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68 | public function get connecting():Boolean {
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69 | return _connecting;
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70 | }
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71 |
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72 | public function set connecting(b:Boolean):void {
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73 | _connecting = b;
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74 | if (_connecting) {
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75 | connectingSpinner.play();
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76 | } else {
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77 | connectingSpinner.stop();
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78 | }
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79 | }
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80 |
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81 | private function initDisplayBoard(): void
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82 | {
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83 | if (model.session.area < 1) return;
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84 |
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85 | boardName = Application.application.parameters.board;
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86 | model.reloadFunction = reload;
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87 |
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88 | dispatchBoardInit();
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89 | visibleBoardTimer.addEventListener(TimerEvent.TIMER_COMPLETE, removeLoadingDialog);
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90 | refreshTimer.addEventListener(TimerEvent.TIMER, refreshDisplayBoard);
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91 | refreshTimer.start();
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92 | visibleBoardTimer.start();
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93 |
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94 | autoScrollTimer.addEventListener(TimerEvent.TIMER, doScroll);
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95 |
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96 | model.reconnectFunction = reconnect;
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97 |
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98 | LoadingDialog.show();
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99 | }
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100 |
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101 | private function dispatchBoardInit(): void {
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102 | var resetEvent: DisplayBoardEvent = new DisplayBoardEvent(DisplayBoardEvent.EVENT_INIT_DISPLAY_BOARD);
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103 | resetEvent.name = boardName;
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104 | resetEvent.dispatch();
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105 | }
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106 |
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107 | private function reconnect():void {
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108 | dispatchBoardInit();
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109 | }
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110 |
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111 | private function reload():void {
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112 | var url:String = TrackingModelLocator.getInstance().rootURL;
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113 | if (TrackingModelLocator.getInstance().contextRoot.indexOf("main") != -1) {
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114 | url += "board.html";
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115 | } else {
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116 | url += "bigboard.html";
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117 | }
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118 | if (Application.application.parameters.board || Application.application.parameters.area) {
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119 | url += "?";
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120 | }
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121 | if (Application.application.parameters.board) {
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122 | url += "board=" + Application.application.parameters.board;
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123 | }
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124 | if (Application.application.parameters.area) {
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125 | if (Application.application.parameters.board) url += "&";
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126 | url += "area=" + Application.application.parameters.area;
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127 | }
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128 | navigateToURL(new URLRequest(url), "_top");
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129 | }
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130 |
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131 | private function stopBoardTimer(): void
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132 | {
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133 | refreshTimer.reset();
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134 | }
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135 |
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136 | private function startBoardTimer(): void
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137 | {
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138 | if (!refreshTimer.running) refreshTimer.start();
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139 | }
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140 |
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141 | private function refreshDisplayBoard(event: TimerEvent): void
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142 | {
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143 | if (model.session.area < 1) return;
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144 |
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145 | var refreshEvent: DisplayBoardEvent =
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146 | new DisplayBoardEvent(DisplayBoardEvent.EVENT_REFRESH_DISPLAY_BOARD);
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147 | refreshEvent.name = boardName;
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148 | refreshEvent.dispatch();
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149 |
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150 | }
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151 |
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152 | private function removeLoadingDialog(event: TimerEvent): void
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153 | {
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154 | LoadingDialog.hide();
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155 | }
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156 |
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157 | private function set readyToBuild(value: Boolean): void
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158 | {
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159 | if (value == true) {
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160 | callLater(buildColumns);
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161 | }
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162 | }
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163 |
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164 | private function buildColumns(): void
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165 | {
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166 | clearBoardProperties();
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167 | var newCols:Array = new Array();
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168 | var newCol: DataGridColumn;
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169 | for each (var colInfo: ColumnSpecVO in model.boardSpec.columns) {
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170 | newCol = new DataGridColumn(colInfo.attribute);
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171 | newCol.headerText = colInfo.header;
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172 | newCol.dataField = colInfo.attribute;
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173 | newCol.width = colInfo.width;
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174 |
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175 | //set the label and sort function for any minute based columns
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176 | if (colInfo.attribute.indexOf("min") != -1) {
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177 | newCol.sortCompareFunction = sortMinutes;
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178 | newCol.labelFunction = BoardTools.displayTimeAsHrsAndMins;
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179 | }
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180 |
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181 |
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182 | if ((colInfo.attribute == "@last4") || (colInfo.attribute == "@ptNm")) {
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183 | newCol.itemRenderer = new ClassFactory(gov.va.med.edp.widget.PatientCellRenderer);
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184 | } else if (colInfo.attribute == "@visit") {
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185 | newCol.itemRenderer = new ClassFactory(gov.va.med.edp.widget.VisitRenderer);
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186 | } else {
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187 | newCol.itemRenderer = new ClassFactory(gov.va.med.edp.widget.ColorCellRenderer);
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188 | }
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189 | newCols.push(newCol);
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190 | }
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191 |
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192 | board.columns = newCols;
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193 |
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194 | //Set the Board properties here..
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195 | board.width = model.boardSpec.displayBoardProperties.displaySize.width;
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196 |
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197 | //start the timer and get original DG properties
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198 | doScroll(new TimerEvent(TimerEvent.TIMER));
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199 | initAutoScrollTimer();
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200 |
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201 | board.setVisible(true);
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202 | }
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203 |
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204 | private function initAutoScrollTimer(): void {
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205 | autoScrollTimer.reset();
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206 | autoScrollTimer.delay = model.boardSpec.displayBoardProperties.scrollDelay * 1000;
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207 | autoScrollTimer.start();
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208 | }
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209 |
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210 | private function clearBoardProperties(): void
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211 | {
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212 | counter = 0;
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213 | if (board != null) {
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214 | board.invalidateSize();
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215 | board.invalidateDisplayList();
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216 | board.invalidateProperties();
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217 | board.invalidateList();
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218 | board.initialize();
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219 | }
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220 | }
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221 |
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222 | // this must be called later by handleHeader for the sortField to be accurate
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223 | private function saveSortInfo(col:DataGridColumn): void
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224 | {
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225 | var sortEvent:SortHeaderEvent =
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226 | new SortHeaderEvent(SortHeaderEvent.EVENT_SORT_DISPLAY_BOARD);
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227 | sortEvent.sortDescending = col.sortDescending;
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228 | sortEvent.sortField = col.dataField;
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229 | sortEvent.dispatch();
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230 | }
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231 |
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232 | private function handleHeader(event:DataGridEvent): void
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233 | {
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234 | sortColumn = DataGridColumn(event.currentTarget.columns[event.columnIndex]);
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235 | callLater(saveSortInfo, [sortColumn]);
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236 | }
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237 |
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238 |
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239 | private function sortMinutes(obj1:Object, obj2:Object):int
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240 | {
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241 | if (sortColumn == null) return 0;
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242 |
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243 | var num1:Number = parseInt(obj1[sortColumn.dataField]);
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244 | var num2:Number = parseInt(obj2[sortColumn.dataField]);
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245 | return ObjectUtil.numericCompare(num1, num2);
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246 | }
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247 |
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248 | private function doScroll(event: TimerEvent): void
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249 | {
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250 | if (isSquishOrAutoScrollingNeeded()) {
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251 | if (model.boardSpec.displayBoardProperties.squish) {
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252 | doSquishIfPossible();
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253 | } else {
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254 | startScrolling();
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255 | }
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256 | } else {
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257 | board.verticalScrollPosition = 0;
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258 | resetOriginalBoardProperties();
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259 | }
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260 | }
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261 |
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262 |
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263 | private function isSquishOrAutoScrollingNeeded(): Boolean
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264 | {
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265 | var neededRowHeight: Number = model.boardData.length * getGridRowHeight();
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266 | if ((neededRowHeight + board.headerHeight) < board.height) {
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267 | return false;
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268 | }
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269 | return true;
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270 | }
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271 |
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272 |
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273 | private function doSquishIfPossible(): void
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274 | {
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275 | if (isSquishPossible()) {
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276 | squishDGRows();
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277 | } else {
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278 | startScrolling();
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279 | }
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280 | }
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281 |
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282 |
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283 | private function isSquishPossible(): Boolean
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284 | {
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285 | if (getSquishedGridRowHt() >= MINIMUM_ROW_HEIGHT) {
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286 | return true;
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287 | }
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288 | return false;
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289 | }
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290 |
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291 | private function squishDGRows(): void
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292 | {
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293 | board.verticalScrollPolicy = "off";
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294 | var userConfiguredFontSize:int = model.boardSpec.displayBoardProperties.fontSize;
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295 | var squishedFontSize: Number = (getSquishedGridRowHt() / getGridRowHeight()) * userConfiguredFontSize;
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296 |
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297 | var changeEvent: NumberEvent = new NumberEvent(NumberEvent.EVENT_CHANGE_SQUISH_FONT_SIZE);
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298 |
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299 | if (squishedFontSize >= MINIMUM_FONT_SIZE && squishedFontSize <= userConfiguredFontSize) {
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300 | changeEvent.value = squishedFontSize;
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301 | board.setStyle("fontSize", squishedFontSize);
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302 | board.rowHeight = getSquishedGridRowHt();
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303 |
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304 | } else if (squishedFontSize > userConfiguredFontSize) {
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305 | changeEvent.value = userConfiguredFontSize;
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306 | board.setStyle("fontSize", userConfiguredFontSize);
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307 | board.rowHeight = getGridRowHeight();
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308 | } else {
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309 | changeEvent.value = MINIMUM_FONT_SIZE;
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310 | board.setStyle("fontSize", MINIMUM_FONT_SIZE);
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311 | board.rowHeight = MINIMUM_ROW_HEIGHT
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312 | }
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313 | changeEvent.dispatch();
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314 | }
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315 |
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316 | private function getSquishedGridRowHt(): Number
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317 | {
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318 | //40 pixels for making sure we see all the screen...Sometimes there is plastic that cover the actual screen in laptops etc..
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319 | //saw this on one of testing laptops where some portion of last row was hidden under plastic covering..
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320 | var boardHeight:Number = (board.height - board.headerHeight - 40);
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321 | var rowHeight:Number = boardHeight / (model.boardData.length + 1);
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322 | return rowHeight
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323 | }
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324 |
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325 | //There is now way to calculate row height since everything is dynamic
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326 | //we can only go of something that we do know and it's user configured Font size.
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327 | private function getGridRowHeight(): int {
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328 | var rowHt:int = Math.floor(model.boardSpec.displayBoardProperties.fontSize * 2);
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329 | return rowHt;
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330 | }
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331 |
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332 | private function startScrolling(): void {
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333 | //Reset the board properties back to original settings
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334 | resetOriginalBoardProperties();
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335 |
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336 | //recalcuate the loops here in case the dataprovider has changed..
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337 | var actualRowCountNum:Number = (board.height - board.headerHeight) / getGridRowHeight(); //account for header
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338 | var actualRowCount:int = Math.floor(actualRowCountNum);
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339 | var loopsNum:Number = (model.boardData.length + 1) / (actualRowCount);
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340 | var numOfLoops:int = Math.ceil(loopsNum);
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341 |
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342 |
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343 | if (counter >= numOfLoops) counter = 0;
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344 | board.verticalScrollPosition = (counter * actualRowCount);
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345 | counter++;
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346 | }
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347 |
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348 | private function resetOriginalBoardProperties(): void {
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349 | board.verticalScrollPolicy = "auto";
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350 | board.setStyle("fontSize", model.boardSpec.displayBoardProperties.fontSize);
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351 | board.rowHeight = getGridRowHeight();
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352 | var changeEvent: NumberEvent = new NumberEvent(NumberEvent.EVENT_CHANGE_SQUISH_FONT_SIZE);
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353 | changeEvent.value = model.boardSpec.displayBoardProperties.fontSize;
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354 | changeEvent.dispatch();
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355 | }
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356 |
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357 | ]]>
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358 | </mx:Script>
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359 |
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360 | <mx:HBox
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361 | id="mainArea"
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362 | width="100%" height="100%"
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363 | styleName="contentArea">
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364 | <widget:DataGrid
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365 | id="board"
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366 | dataProvider="{model.boardData}"
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367 | headerRelease="handleHeader(event)"
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368 | width="100%" height="100%"
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369 | useRollOver="false"/>
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370 | </mx:HBox>
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371 |
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372 | <mx:Binding source="model.boardSpec.specReady" destination="readyToBuild"/>
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373 | <mx:Binding source="model.disconnected" destination="disconnected"/>
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374 | <mx:Binding source="model.connecting" destination="connecting"/>
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375 |
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376 | <mx:states>
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377 | <mx:State name="disconnected">
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378 | <mx:AddChild relativeTo="{mainArea}" position="before">
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379 | <mx:target>
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380 | <mx:VBox id="disconnectedBoardPanel" width="100%">
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381 | <mx:ApplicationControlBar paddingBottom="0" paddingTop="0" dock="true" width="100%"
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382 | fillColors="[#FF0000,#BF0000]" fillAlphas="[0.8,0.8]">
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383 | <mx:Text id="disconnectionMessage" horizontalCenter="0" verticalCenter="0"
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384 | textAlign="center" width="100%" height="100%" color="white"
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385 | fontSize="{model.boardSpec.displayBoardProperties.fontSize}">
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386 | <mx:text>This board is disconnected from the server. Last updated
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387 | {dateFormatter.format(model.boardLastUpdated)}. {model.connecting ? "Trying to reconnect..." : "Will try to reconnect in " + model.reconnectSeconds + " seconds."}
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388 | </mx:text>
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389 | </mx:Text>
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390 | <widget:Spinner id="connectingSpinner" autoPlay="false" tickColor="#FFFFFF"/>
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391 | </mx:ApplicationControlBar>
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392 | </mx:VBox>
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393 | </mx:target>
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394 | </mx:AddChild>
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395 | </mx:State>
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396 | </mx:states>
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397 | </mx:VBox>
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