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Code Issues Releases Wiki Activity

Add a warning for undo/redo buttons in Firefox

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This commit is contained in:
Jermolene 2016-04-24 09:32:06 +01:00
parent 3b49cd17fc
commit 3e9cc3e8fd
1 changed files with 12 additions and 2 deletions
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14
core/modules/editor/engines/framed.js
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@ -194,14 +194,24 @@ FramedEngine.prototype.executeTextOperation = function(operation) {
Execute a command Execute a command
*/ */
FramedEngine.prototype.execCommand = function(command) { FramedEngine.prototype.execCommand = function(command) {
var isFirefox = !!document.mozFullScreenEnabled,
msg = "Warning: the '" + command + "' button does not work in Firefox without installing the CodeMirror plugin.\n\n(Standard operating system keyboard shortcuts will work correctly)";
this.iframeNode.focus(); this.iframeNode.focus();
this.domNode.focus(); this.domNode.focus();
switch(command) { switch(command) {
case "undo": case "undo":
this.iframeDoc.execCommand("undo", false, null); if(isFirefox) {
alert(msg);
} else {
this.iframeDoc.execCommand("undo", false, null);
}
break; break;
case "redo": case "redo":
this.iframeDoc.execCommand("redo", false, null); if(isFirefox) {
alert(msg);
} else {
this.iframeDoc.execCommand("redo", false, null);
}
break; break;
} }
}; };