[483] | 1 | define([ |
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| 2 | "dojo/_base/declare", |
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| 3 | "dojo/_base/lang", |
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| 4 | "dojo/_base/sniff", |
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| 5 | "dojo/_base/window", |
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| 6 | "dojo/_base/event", |
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| 7 | "dojo/dom-style", |
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| 8 | "dojo/ready", |
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| 9 | "dojo/keys", |
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| 10 | "dijit/registry", |
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| 11 | "dijit/typematic", |
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| 12 | "dijit/_WidgetBase", |
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| 13 | "dijit/_WidgetsInTemplateMixin", |
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| 14 | "dijit/_TemplatedMixin", |
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| 15 | "dijit/form/_TextBoxMixin", |
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| 16 | "dojox/math/_base", |
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| 17 | "dijit/TooltipDialog", |
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| 18 | "dojo/text!./templates/Standard.html", |
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| 19 | "dojox/calc/_Executor", // template |
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| 20 | "dijit/Menu", // template |
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| 21 | "dijit/MenuItem", // template |
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| 22 | "dijit/form/ComboButton", // template |
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| 23 | "dijit/form/Button", // template |
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| 24 | "dijit/form/TextBox" // template |
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| 25 | ], function(declare, lang, has, win, event, domStyle, ready, keys, registry, typematic, WidgetBase, WidgetsInTemplateMixin, TemplatedMixin, _TextBoxMixin, math, TooltipDialog, template, calc){ |
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| 26 | |
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| 27 | return declare( |
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| 28 | "dojox.calc.Standard", |
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| 29 | [WidgetBase, TemplatedMixin, WidgetsInTemplateMixin], |
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| 30 | { |
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| 31 | // summary: |
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| 32 | // The dialog layout for a standard 4 function/algebraic calculator |
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| 33 | |
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| 34 | templateString: template, |
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| 35 | |
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| 36 | readStore:null, |
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| 37 | writeStore:null, |
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| 38 | functions: [], |
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| 39 | |
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| 40 | executorLoaded: function(){ |
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| 41 | // summary: |
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| 42 | // load in the stores after executor is loaded (the stores need executor to be loaded because it parses them) |
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| 43 | ready(lang.hitch(this, function(){ |
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| 44 | this.loadStore(this.readStore, true); |
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| 45 | this.loadStore(this.writeStore); |
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| 46 | })); |
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| 47 | }, |
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| 48 | |
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| 49 | saveFunction: function(name, args, body){ |
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| 50 | // summary: |
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| 51 | // make the function with executor |
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| 52 | this.functions[name] = this.executor.normalizedFunction(name, args, body); |
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| 53 | this.functions[name].args = args; |
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| 54 | this.functions[name].body = body; |
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| 55 | }, |
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| 56 | |
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| 57 | loadStore: function(store, isReadOnly){ |
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| 58 | // summary: |
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| 59 | // load an entire store, and make it publicly editable/viewable based on isReadOnly |
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| 60 | if(!store){ |
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| 61 | return; |
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| 62 | } |
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| 63 | store.query({}).forEach(lang.hitch(this, function(item){ |
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| 64 | lang.hitch(this, isReadOnly ? this.executor.normalizedFunction : this.saveFunction)(item.name, item.args, item.body); |
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| 65 | })); |
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| 66 | }, |
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| 67 | |
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| 68 | parseTextbox: function(){ |
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| 69 | // summary: |
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| 70 | // parse the contents of the textboxWidget and display the answer somewhere (depending on the layout) |
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| 71 | var text = this.textboxWidget.textbox.value; |
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| 72 | if(text == "" && this.commandList.length > 0){ |
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| 73 | this.setTextboxValue(this.textboxWidget, this.commandList[this.commandList.length-1]); |
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| 74 | text = this.textboxWidget.textbox.value; |
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| 75 | } |
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| 76 | if(text!=""){ |
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| 77 | var ans = this.executor.eval(text); |
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| 78 | |
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| 79 | if((typeof ans == "number" && isNaN(ans))){ |
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| 80 | if(this.commandList.length == 0 || this.commandList[this.commandList.length - 1] != text){ |
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| 81 | this.commandList.push(text); |
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| 82 | } |
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| 83 | this.print(text, false); |
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| 84 | this.print("Not a Number", true); |
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| 85 | }else if(((typeof ans == "object" && "length" in ans) || typeof ans != "object") && typeof ans != "function" && ans != null){ |
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| 86 | this.executor.eval("Ans="+ans); |
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| 87 | // add it to the command list as well |
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| 88 | if(this.commandList.length == 0 || this.commandList[this.commandList.length - 1] != text){ |
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| 89 | this.commandList.push(text); |
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| 90 | } |
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| 91 | this.print(text, false); |
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| 92 | this.print(ans, true); |
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| 93 | } |
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| 94 | this.commandIndex = this.commandList.length-1; |
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| 95 | //this.displayBox.textbox.scrollTop=this.displayBox.textbox.scrollHeight; |
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| 96 | if(this.hasDisplay){ |
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| 97 | this.displayBox.scrollTop=this.displayBox.scrollHeight; |
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| 98 | } |
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| 99 | //this.clearText(); |
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| 100 | //this.textboxWidget.focus(); |
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| 101 | _TextBoxMixin.selectInputText(this.textboxWidget.textbox); |
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| 102 | |
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| 103 | }else{ |
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| 104 | this.textboxWidget.focus(); |
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| 105 | } |
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| 106 | }, |
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| 107 | cycleCommands: function(count, node, event){ |
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| 108 | // summary: |
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| 109 | // Cycle through the commands that the user has entered. |
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| 110 | // It does not wrap around. |
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| 111 | if(count == -1 || this.commandList.length==0){ |
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| 112 | return; |
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| 113 | } |
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| 114 | var keyNum = event.charOrCode; |
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| 115 | //up arrow |
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| 116 | if(keyNum == keys.UP_ARROW){ |
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| 117 | this.cycleCommandUp(); |
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| 118 | }else if(keyNum == keys.DOWN_ARROW){ |
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| 119 | this.cycleCommandDown(); |
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| 120 | } |
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| 121 | }, |
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| 122 | cycleCommandUp: function(){ |
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| 123 | // summary: |
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| 124 | // cycle up through the list of commands the user has entered already |
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| 125 | if(this.commandIndex-1<0){ |
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| 126 | this.commandIndex=0; |
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| 127 | }else{ |
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| 128 | this.commandIndex--; |
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| 129 | } |
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| 130 | this.setTextboxValue(this.textboxWidget, this.commandList[this.commandIndex]); |
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| 131 | }, |
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| 132 | cycleCommandDown: function(){ |
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| 133 | // summary: |
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| 134 | // cycle down through the list of commands the user has entered already |
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| 135 | if(this.commandIndex+1>=this.commandList.length){ |
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| 136 | this.commandIndex=this.commandList.length; |
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| 137 | this.setTextboxValue(this.textboxWidget, ""); |
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| 138 | }else{ |
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| 139 | this.commandIndex++; |
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| 140 | this.setTextboxValue(this.textboxWidget, this.commandList[this.commandIndex]); |
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| 141 | } |
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| 142 | |
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| 143 | }, |
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| 144 | onBlur: function(){ |
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| 145 | // summary: |
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| 146 | // IE is lacking in function when it comes to the text boxes, so here, make it work like other browsers do by forcing a node.selectionStart and End onto it |
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| 147 | if(has('ie')){ |
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| 148 | var tr = win.doc.selection.createRange().duplicate(); |
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| 149 | var selectedText = tr.text || ''; |
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| 150 | var ntr = this.textboxWidget.textbox.createTextRange(); |
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| 151 | tr.move("character",0); |
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| 152 | ntr.move("character",0); |
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| 153 | try{ |
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| 154 | ntr.setEndPoint("EndToEnd", tr); |
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| 155 | this.textboxWidget.textbox.selectionEnd = (this.textboxWidget.textbox.selectionStart = String(ntr.text).replace(/\r/g,"").length) + selectedText.length; |
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| 156 | |
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| 157 | }catch(e){} |
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| 158 | } |
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| 159 | }, |
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| 160 | onKeyPress: function(e){ |
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| 161 | // summary: |
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| 162 | // handle key input for Enter and operators |
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| 163 | if(e.charOrCode == keys.ENTER){ |
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| 164 | this.parseTextbox(); |
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| 165 | // stop form submissions |
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| 166 | event.stop(e); |
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| 167 | }else if(e.charOrCode == '!' || e.charOrCode == '^' || e.charOrCode == '*' || e.charOrCode == '/' || e.charOrCode == '-' || e.charOrCode == '+'){ |
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| 168 | if(has('ie')){ |
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| 169 | var tr = win.doc.selection.createRange().duplicate(); |
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| 170 | var selectedText = tr.text || ''; |
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| 171 | var ntr = this.textboxWidget.textbox.createTextRange(); |
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| 172 | tr.move("character",0); |
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| 173 | ntr.move("character",0); |
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| 174 | try{ |
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| 175 | ntr.setEndPoint("EndToEnd", tr); |
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| 176 | this.textboxWidget.textbox.selectionEnd = (this.textboxWidget.textbox.selectionStart = String(ntr.text).replace(/\r/g,"").length) + selectedText.length; |
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| 177 | |
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| 178 | }catch(e){} |
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| 179 | } |
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| 180 | |
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| 181 | if(this.textboxWidget.get("value")==""){ |
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| 182 | this.setTextboxValue(this.textboxWidget, "Ans"); |
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| 183 | }else if(this.putInAnsIfTextboxIsHighlighted(this.textboxWidget.textbox, event.charOrCode)){ |
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| 184 | this.setTextboxValue(this.textboxWidget, "Ans");//this.insertText("Ans"); |
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| 185 | // move the cursor to the end of "Ans" |
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| 186 | _TextBoxMixin.selectInputText(this.textboxWidget.textbox, this.textboxWidget.textbox.value.length, this.textboxWidget.textbox.value.length); |
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| 187 | } |
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| 188 | } |
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| 189 | }, |
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| 190 | insertMinus: function(){ |
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| 191 | // summary: |
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| 192 | // insert a minus sign when they press (-) in the combo button |
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| 193 | this.insertText('-'); |
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| 194 | }, |
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| 195 | print: function(text, isRight){ |
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| 196 | // summary: |
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| 197 | // print the answer (typically) to the display or the input box |
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| 198 | var t = "<span style='display:block;"; |
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| 199 | if(isRight){ |
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| 200 | t += "text-align:right;'>"; |
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| 201 | }else{ |
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| 202 | t += "text-align:left;'>"; |
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| 203 | } |
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| 204 | t += text+"<br></span>"; |
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| 205 | if(this.hasDisplay){ |
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| 206 | this.displayBox.innerHTML += t; |
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| 207 | }else{// if there is not a display box, put the answer in the input box |
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| 208 | this.setTextboxValue(this.textboxWidget, text); |
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| 209 | } |
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| 210 | //this.setTextboxValue(this.displayBox, this.displayBox.get('value')+'\n'+text); |
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| 211 | }, |
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| 212 | setTextboxValue: function(widget, val){ |
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| 213 | // summary: |
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| 214 | // set a widget's value |
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| 215 | widget.set('value', val); |
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| 216 | }, |
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| 217 | putInAnsIfTextboxIsHighlighted: function(node){ |
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| 218 | // summary: |
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| 219 | // try seeing if the textbox is highlighted completely so you know if Ans should be put in for an operator like + |
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| 220 | |
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| 221 | //console.log("Entered "+node.selectionStart + " "+ node.selectionEnd); |
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| 222 | if(typeof node.selectionStart == "number"){ // not-IE |
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| 223 | if(node.selectionStart==0 && node.selectionEnd == node.value.length){ |
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| 224 | //node.value = "Ans"; |
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| 225 | //dijit.selectInputText(node, node.value.length, node.value.length); |
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| 226 | return true; |
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| 227 | } |
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| 228 | }else if(document.selection){ // IE |
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| 229 | //console.log("Entered 2"); |
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| 230 | var range = document.selection.createRange(); |
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| 231 | //console.log("Range: "+range.text +" Node: "+node.value); |
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| 232 | if(node.value == range.text){ |
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| 233 | //this.insertText("Ans"); |
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| 234 | return true; |
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| 235 | } |
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| 236 | } |
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| 237 | return false; |
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| 238 | }, |
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| 239 | clearText: function(){ |
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| 240 | // summary: |
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| 241 | // this clears the input box if it has content, but if it does not it clears the display |
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| 242 | if(this.hasDisplay && this.textboxWidget.get('value')==""){ |
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| 243 | this.displayBox.innerHTML = "";//this.setTextboxValue(this.displayBox, ""); |
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| 244 | }else{ |
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| 245 | this.setTextboxValue(this.textboxWidget, ""); |
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| 246 | } |
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| 247 | this.textboxWidget.focus(); |
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| 248 | }, |
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| 249 | /*insertMinusSign: function(){ |
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| 250 | // |
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| 251 | var v = this.subtract.get('label'); |
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| 252 | if(v != '(-)' && this.putInAnsIfTextboxIsHighlighted(this.textboxWidget.textbox)){ |
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| 253 | this.insertText("Ans-"); |
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| 254 | return; |
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| 255 | } |
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| 256 | this.insertText('-'); |
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| 257 | },*/ |
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| 258 | insertOperator: function(newText){ |
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| 259 | // summary: |
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| 260 | // insert an operator with a button |
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| 261 | if(typeof newText == "object"){ |
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| 262 | newText = newText = registry.getEnclosingWidget(newText["target"]).value; |
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| 263 | } |
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| 264 | if(this.textboxWidget.get("value") == "" || this.putInAnsIfTextboxIsHighlighted(this.textboxWidget.textbox)){ |
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| 265 | newText = "Ans"+newText; |
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| 266 | } |
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| 267 | this.insertText(newText); |
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| 268 | }, |
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| 269 | insertText: function(newText){//(node, newText){ |
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| 270 | // summary: |
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| 271 | // insert text to the textboxWidget node |
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| 272 | setTimeout(lang.hitch(this, function(){ |
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| 273 | |
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| 274 | var node = this.textboxWidget.textbox; |
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| 275 | if(node.value==""){ |
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| 276 | node.selectionStart = 0; |
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| 277 | node.selectionEnd = 0; |
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| 278 | } |
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| 279 | if(typeof newText == "object"){ |
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| 280 | newText = newText = registry.getEnclosingWidget(newText["target"]).value; |
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| 281 | } |
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| 282 | |
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| 283 | var value = node.value.replace(/\r/g,''); |
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| 284 | if(typeof node.selectionStart == "number"){ // not-IE |
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| 285 | var pos = node.selectionStart; |
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| 286 | var cr = 0; |
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| 287 | if(has('opera')){ |
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| 288 | cr = (node.value.substring(0,pos).match(/\r/g) || []).length; |
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| 289 | } |
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| 290 | node.value = value.substring(0, node.selectionStart-cr) + newText + value.substring(node.selectionEnd-cr); |
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| 291 | node.focus(); |
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| 292 | pos += newText.length; |
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| 293 | //node.setSelectionRange(pos, pos); |
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| 294 | _TextBoxMixin.selectInputText(this.textboxWidget.textbox, pos, pos); |
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| 295 | }else if(document.selection){ // IE |
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| 296 | if(this.handle){ |
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| 297 | clearTimeout(this.handle); |
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| 298 | this.handle = null; |
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| 299 | } |
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| 300 | node.focus(); |
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| 301 | this.handle = setTimeout(function(){ |
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| 302 | var range = document.selection.createRange(); |
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| 303 | range.text = newText; |
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| 304 | // show cursor |
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| 305 | range.select(); |
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| 306 | this.handle = null; |
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| 307 | }, 0); |
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| 308 | |
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| 309 | } |
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| 310 | }), 0); |
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| 311 | }, |
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| 312 | hasDisplay: false, |
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| 313 | postCreate: function(){ |
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| 314 | // summary: |
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| 315 | // run startup, see if there is an upper display box, etc |
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| 316 | this.handle = null; |
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| 317 | this.commandList = []; |
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| 318 | this.commandIndex = 0; |
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| 319 | |
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| 320 | if(this.displayBox){ |
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| 321 | this.hasDisplay = true; |
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| 322 | } |
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| 323 | if(this.toFracButton && !calc.toFrac){ |
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| 324 | domStyle.set(this.toFracButton.domNode, { visibility: "hidden" }); |
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| 325 | } |
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| 326 | if(this.functionMakerButton && !calc.FuncGen){ |
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| 327 | domStyle.set(this.functionMakerButton.domNode, { visibility: "hidden" }); |
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| 328 | } |
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| 329 | if(this.grapherMakerButton && !calc.Grapher){ |
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| 330 | domStyle.set(this.grapherMakerButton.domNode, { visibility: "hidden" }); |
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| 331 | } |
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| 332 | this._connects.push(typematic.addKeyListener(this.textboxWidget.textbox, |
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| 333 | { |
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| 334 | charOrCode:keys.UP_ARROW, |
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| 335 | shiftKey:false, |
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| 336 | metaKey:false, |
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| 337 | ctrlKey:false // ALT is optional since its unspecified |
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| 338 | }, |
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| 339 | this, this.cycleCommands, 200, 200)); |
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| 340 | this._connects.push(typematic.addKeyListener(this.textboxWidget.textbox, |
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| 341 | { |
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| 342 | charOrCode:keys.DOWN_ARROW, |
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| 343 | shiftKey:false, |
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| 344 | metaKey:false, |
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| 345 | ctrlKey:false // ALT is optional since its unspecified |
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| 346 | }, |
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| 347 | this, this.cycleCommands, 200, 200)); |
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| 348 | |
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| 349 | |
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| 350 | //onClick="this.insertText(document.getElementById('textbox'), '\u221A')" |
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| 351 | //this.sqrt.set("onClick", lang.hitch(this, "insertText", this.textboxWidget, '\u221A')); |
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| 352 | //this.pi.set("onClick", lang.hitch(this, "insertText", this.textboxWidget, '\u03C0')); |
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| 353 | this.startup() |
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| 354 | } |
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| 355 | }); |
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| 356 | |
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| 357 | }); |
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