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1 /* Demonstration of embedding CodeMirror in a bigger application. The
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2 * interface defined here is a mess of prompts and confirms, and
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3 * should probably not be used in a real project.
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4 */
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5
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6 function MirrorFrame(place, options) {
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7 this.home = document.createElement("div");
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8 if (place.appendChild)
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9 place.appendChild(this.home);
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10 else
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11 place(this.home);
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12
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13 var self = this;
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14 function makeButton(name, action) {
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15 var button = document.createElement("input");
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16 button.type = "button";
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17 button.value = name;
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18 self.home.appendChild(button);
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19 button.onclick = function(){self[action].call(self);};
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20 }
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21
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22 makeButton("Search", "search");
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23 makeButton("Replace", "replace");
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24 makeButton("Current line", "line");
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25 makeButton("Jump to line", "jump");
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26 makeButton("Insert constructor", "macro");
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27 makeButton("Indent all", "reindent");
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28
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29 this.mirror = new CodeMirror(this.home, options);
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30 }
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31
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32 MirrorFrame.prototype = {
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33 search: function() {
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34 var text = prompt("Enter search term:", "");
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35 if (!text) return;
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36
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37 var first = true;
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38 do {
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39 var cursor = this.mirror.getSearchCursor(text, first);
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40 first = false;
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41 while (cursor.findNext()) {
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42 cursor.select();
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43 if (!confirm("Search again?"))
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44 return;
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45 }
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46 } while (confirm("End of document reached. Start over?"));
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47 },
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48
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49 replace: function() {
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50 // This is a replace-all, but it is possible to implement a
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51 // prompting replace.
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52 var from = prompt("Enter search string:", ""), to;
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53 if (from) to = prompt("What should it be replaced with?", "");
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54 if (to == null) return;
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55
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56 var cursor = this.mirror.getSearchCursor(from, false);
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57 while (cursor.findNext())
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58 cursor.replace(to);
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59 },
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60
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61 jump: function() {
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62 var line = prompt("Jump to line:", "");
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63 if (line && !isNaN(Number(line)))
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64 this.mirror.jumpToLine(Number(line));
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65 },
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66
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67 line: function() {
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68 alert("The cursor is currently at line " + this.mirror.currentLine());
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69 this.mirror.focus();
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70 },
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71
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72 macro: function() {
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73 var name = prompt("Name your constructor:", "");
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74 if (name)
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75 this.mirror.replaceSelection("function " + name + "() {\n \n}\n\n" + name + ".prototype = {\n \n};\n");
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76 },
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77
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78 reindent: function() {
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79 this.mirror.reindent();
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80 }
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81 };
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