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Workaround for cut or paste action might make scrollMap not correct and big documents have poor input performance

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Cheng-Han, Wu 2016-02-02 13:56:10 -06:00
parent ce8f9b695c
commit 44ac1b295c
1 changed files with 20 additions and 0 deletions
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20
public/js/index.js
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@ -1813,12 +1813,32 @@ editor.on('beforeChange', function (cm, change) {
if (cmClient && !socket.connected) if (cmClient && !socket.connected)
cmClient.editorAdapter.ignoreNextChange = true; cmClient.editorAdapter.ignoreNextChange = true;
}); });
editor.on('cut', function() {
windowResize(); //workaround for scrollMap
});
editor.on('paste', function() {
windowResize(); //workaround for scrollMap
});
editor.on('changes', function (cm, changes) { editor.on('changes', function (cm, changes) {
updateHistory(); updateHistory();
preventSyncScroll = true; preventSyncScroll = true;
var scrollInfo = editor.getScrollInfo(); var scrollInfo = editor.getScrollInfo();
editor.scrollTo(null, scrollInfo.top - 1); editor.scrollTo(null, scrollInfo.top - 1);
editor.scrollTo(null, scrollInfo.top); editor.scrollTo(null, scrollInfo.top);
var docLength = editor.getValue().length;
//workaround for big documents
var newViewportMargin = 20;
if (docLength > 20000) {
newViewportMargin = 1;
} else if (docLength > 10000) {
newViewportMargin = 10;
} else if (docLength > 5000) {
newViewportMargin = 15;
}
if (newViewportMargin != viewportMargin) {
viewportMargin = newViewportMargin;
windowResize();
}
}); });
editor.on('focus', function (cm) { editor.on('focus', function (cm) {
for (var i = 0; i < onlineUsers.length; i++) { for (var i = 0; i < onlineUsers.length; i++) {