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Extend keyboard handling

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To cope with the Mac’s “meta” key (ie command/⌘) preparatory to
trapping command-S
This commit is contained in:
Jermolene 2014-09-02 10:41:48 +01:00
parent 44228ed9f7
commit b25351e834
2 changed files with 11 additions and 4 deletions
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10
core/modules/utils/dom/keyboard.js
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@ -48,6 +48,8 @@ exports.parseKeyDescriptor = function(keyDescriptor) {
info.shiftKey = true;
} else if(s === "alt") {
info.altKey = true;
} else if(s === "meta") {
info.metaKey = true;
}
// Replace named keys with their code
if(namedKeys[s]) {
@ -57,4 +59,12 @@ exports.parseKeyDescriptor = function(keyDescriptor) {
return info;
};
exports.checkKeyDescriptor = function(event,keyInfo) {
return event.keyCode === keyInfo.keyCode &&
event.shiftKey === keyInfo.shiftKey &&
event.altKey === keyInfo.altKey &&
event.ctrlKey === keyInfo.ctrlKey &&
event.metaKey === keyInfo.metaKey;
};
})();

5
core/modules/widgets/keyboard.js
View file

@ -41,10 +41,7 @@ KeyboardWidget.prototype.render = function(parent,nextSibling) {
domNode.className = classes.join(" ");
// Add a keyboard event handler
domNode.addEventListener("keydown",function (event) {
if(event.keyCode === self.keyInfo.keyCode &&
event.shiftKey === self.keyInfo.shiftKey &&
event.altKey === self.keyInfo.altKey &&
event.ctrlKey === self.keyInfo.ctrlKey) {
if($tw.utils.checkKeyDescriptor(event,self.keyInfo)) {
self.dispatchMessage(event);
event.preventDefault();
event.stopPropagation();