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path: root/public/vendor/codemirror/addon/display/placeholder.js
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Diffstat (limited to 'public/vendor/codemirror/addon/display/placeholder.js')
-rw-r--r--public/vendor/codemirror/addon/display/placeholder.js62
1 files changed, 0 insertions, 62 deletions
diff --git a/public/vendor/codemirror/addon/display/placeholder.js b/public/vendor/codemirror/addon/display/placeholder.js
deleted file mode 100644
index 2f8b1f84..00000000
--- a/public/vendor/codemirror/addon/display/placeholder.js
+++ /dev/null
@@ -1,62 +0,0 @@
-// CodeMirror, copyright (c) by Marijn Haverbeke and others
-// Distributed under an MIT license: http://codemirror.net/LICENSE
-
-(function(mod) {
- if (typeof exports == "object" && typeof module == "object") // CommonJS
- mod(require("../../lib/codemirror"));
- else if (typeof define == "function" && define.amd) // AMD
- define(["../../lib/codemirror"], mod);
- else // Plain browser env
- mod(CodeMirror);
-})(function(CodeMirror) {
- CodeMirror.defineOption("placeholder", "", function(cm, val, old) {
- var prev = old && old != CodeMirror.Init;
- if (val && !prev) {
- cm.on("blur", onBlur);
- cm.on("change", onChange);
- cm.on("swapDoc", onChange);
- onChange(cm);
- } else if (!val && prev) {
- cm.off("blur", onBlur);
- cm.off("change", onChange);
- cm.off("swapDoc", onChange);
- clearPlaceholder(cm);
- var wrapper = cm.getWrapperElement();
- wrapper.className = wrapper.className.replace(" CodeMirror-empty", "");
- }
-
- if (val && !cm.hasFocus()) onBlur(cm);
- });
-
- function clearPlaceholder(cm) {
- if (cm.state.placeholder) {
- cm.state.placeholder.parentNode.removeChild(cm.state.placeholder);
- cm.state.placeholder = null;
- }
- }
- function setPlaceholder(cm) {
- clearPlaceholder(cm);
- var elt = cm.state.placeholder = document.createElement("pre");
- elt.style.cssText = "height: 0; overflow: visible";
- elt.className = "CodeMirror-placeholder";
- var placeHolder = cm.getOption("placeholder")
- if (typeof placeHolder == "string") placeHolder = document.createTextNode(placeHolder)
- elt.appendChild(placeHolder)
- cm.display.lineSpace.insertBefore(elt, cm.display.lineSpace.firstChild);
- }
-
- function onBlur(cm) {
- if (isEmpty(cm)) setPlaceholder(cm);
- }
- function onChange(cm) {
- var wrapper = cm.getWrapperElement(), empty = isEmpty(cm);
- wrapper.className = wrapper.className.replace(" CodeMirror-empty", "") + (empty ? " CodeMirror-empty" : "");
-
- if (empty) setPlaceholder(cm);
- else clearPlaceholder(cm);
- }
-
- function isEmpty(cm) {
- return (cm.lineCount() === 1) && (cm.getLine(0) === "");
- }
-});