82 lines
2.2 KiB
JavaScript
82 lines
2.2 KiB
JavaScript
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/* Demonstration of embedding CodeMirror in a bigger application. The
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* interface defined here is a mess of prompts and confirms, and
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* should probably not be used in a real project.
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*/
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function MirrorFrame(place, options) {
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this.home = document.createElement("div");
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if (place.appendChild)
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place.appendChild(this.home);
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else
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place(this.home);
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var self = this;
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function makeButton(name, action) {
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var button = document.createElement("input");
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button.type = "button";
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button.value = name;
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self.home.appendChild(button);
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button.onclick = function(){self[action].call(self);};
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}
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makeButton("Search", "search");
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makeButton("Replace", "replace");
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makeButton("Current line", "line");
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makeButton("Jump to line", "jump");
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makeButton("Insert constructor", "macro");
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makeButton("Indent all", "reindent");
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this.mirror = new CodeMirror(this.home, options);
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}
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MirrorFrame.prototype = {
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search: function() {
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var text = prompt("Enter search term:", "");
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if (!text) return;
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var first = true;
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do {
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var cursor = this.mirror.getSearchCursor(text, first);
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first = false;
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while (cursor.findNext()) {
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cursor.select();
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if (!confirm("Search again?"))
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return;
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}
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} while (confirm("End of document reached. Start over?"));
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},
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replace: function() {
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// This is a replace-all, but it is possible to implement a
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// prompting replace.
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var from = prompt("Enter search string:", ""), to;
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if (from) to = prompt("What should it be replaced with?", "");
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if (to == null) return;
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var cursor = this.mirror.getSearchCursor(from, false);
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while (cursor.findNext())
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cursor.replace(to);
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},
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jump: function() {
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var line = prompt("Jump to line:", "");
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if (line && !isNaN(Number(line)))
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this.mirror.jumpToLine(Number(line));
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},
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line: function() {
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alert("The cursor is currently at line " + this.mirror.currentLine());
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this.mirror.focus();
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},
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macro: function() {
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var name = prompt("Name your constructor:", "");
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if (name)
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this.mirror.replaceSelection("function " + name + "() {\n \n}\n\n" + name + ".prototype = {\n \n};\n");
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},
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reindent: function() {
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this.mirror.reindent();
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}
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};
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