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Fix view scroll position might lost when editor changes the last line and might get wrong knob position

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Cheng-Han, Wu 2016-04-20 22:34:52 +08:00
parent 197ac5d5fb
commit f693399c76
1 changed files with 11 additions and 6 deletions
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17
public/js/index.js
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@ -783,12 +783,7 @@ function checkEditorStyle() {
if (scrollbarStyle == 'overlay' || currentMode == modeType.both) { if (scrollbarStyle == 'overlay' || currentMode == modeType.both) {
ui.area.codemirrorScroll.css('height', desireHeight + 'px'); ui.area.codemirrorScroll.css('height', desireHeight + 'px');
ui.area.codemirrorScroll.css('min-height', ''); ui.area.codemirrorScroll.css('min-height', '');
// workaround simple scroll bar knob checkEditorScrollbar();
// will get wrong position when editor height changed
var scrollInfo = editor.getScrollInfo();
preventSyncScroll = true;
editor.scrollTo(null, scrollInfo.top - 1);
editor.scrollTo(null, scrollInfo.top);
} else if (scrollbarStyle == 'native') { } else if (scrollbarStyle == 'native') {
ui.area.codemirrorScroll.css('height', ''); ui.area.codemirrorScroll.css('height', '');
ui.area.codemirrorScroll.css('min-height', desireHeight + 'px'); ui.area.codemirrorScroll.css('min-height', desireHeight + 'px');
@ -806,6 +801,15 @@ function checkEditorStyle() {
}); });
} }
function checkEditorScrollbar() {
// workaround simple scroll bar knob
// will get wrong position when editor height changed
var scrollInfo = editor.getScrollInfo();
preventSyncScroll = true;
editor.scrollTo(null, scrollInfo.top - 1);
editor.scrollTo(null, scrollInfo.top);
}
function checkTocStyle() { function checkTocStyle() {
//toc right //toc right
var paddingRight = parseFloat(ui.area.markdown.css('padding-right')); var paddingRight = parseFloat(ui.area.markdown.css('padding-right'));
@ -2216,6 +2220,7 @@ editor.on('changes', function (cm, changes) {
viewportMargin = newViewportMargin; viewportMargin = newViewportMargin;
windowResize(); windowResize();
} }
checkEditorScrollbar();
}); });
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++) {