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Code Issues Projects Releases Packages Wiki Activity Actions

Update to improve syncscroll performance and add toggle for sync scrolling

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Cheng-Han, Wu 2016-05-26 13:17:00 +08:00
parent bf1dc237a9
commit b28750f256
3 changed files with 132 additions and 136 deletions
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63
public/js/index.js
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@ -552,7 +552,11 @@ var ui = {
codemirrorScroll: $(".ui-edit-area .CodeMirror .CodeMirror-scroll"),
codemirrorSizer: $(".ui-edit-area .CodeMirror .CodeMirror-sizer"),
codemirrorSizerInner: $(".ui-edit-area .CodeMirror .CodeMirror-sizer > div"),
markdown: $(".ui-view-area .markdown-body")
markdown: $(".ui-view-area .markdown-body"),
resize: {
handle: $('.ui-resizable-handle'),
syncToggle: $('.ui-sync-toggle')
}
},
modal: {
snippetImportProjects: $("#snippetImportModalProjects"),
@ -705,30 +709,6 @@ $(window).error(function () {
//setNeedRefresh();
});
//when page hash change
window.onhashchange = locationHashChanged;
function locationHashChanged(e) {
e.stopPropagation();
e.preventDefault();
if (currentMode != modeType.both) {
return;
}
var hashtarget = $("[id$='" + location.hash.substr(1) + "']");
if (hashtarget.length > 0) {
var linenumber = hashtarget.attr('data-startline');
if (linenumber) {
editor.setOption('viewportMargin', Infinity);
editor.setOption('viewportMargin', viewportMargin);
var t = editor.charCoords({
line: linenumber,
ch: 0
}, "local").top;
editor.scrollTo(null, t - defaultTextHeight * 1.2);
}
}
}
var windowResizeDebounce = 200;
var windowResize = _.debounce(windowResizeInner, windowResizeDebounce);
@ -814,10 +794,38 @@ function checkEditorStyle() {
handles: 'e',
maxWidth: $(window).width() * 0.7,
minWidth: $(window).width() * 0.2,
resize: function (e) {
ui.area.resize.syncToggle.stop(true, true).show();
},
stop: function (e) {
lastEditorWidth = ui.area.edit.width();
}
});
if (!ui.area.resize.handle.length) {
ui.area.resize.handle = $('.ui-resizable-handle');
}
if (!ui.area.resize.syncToggle.length) {
ui.area.resize.syncToggle = $('<button class="btn btn-lg btn-default ui-sync-toggle" title="Toggle sync scrolling"><i class="fa fa-link fa-fw"></i></button>');
ui.area.resize.syncToggle.click(function () {
syncscroll = !syncscroll;
checkSyncToggle();
});
ui.area.resize.handle.append(ui.area.resize.syncToggle);
ui.area.resize.syncToggle.hide();
ui.area.resize.handle.hover(function () {
ui.area.resize.syncToggle.stop(true, true).delay(200).fadeIn(100);
}, function () {
ui.area.resize.syncToggle.stop(true, true).delay(300).fadeOut(300);
});
}
}
function checkSyncToggle() {
if (syncscroll) {
ui.area.resize.syncToggle.find('i').removeClass('fa-unlink').addClass('fa-link');
} else {
ui.area.resize.syncToggle.find('i').removeClass('fa-link').addClass('fa-unlink');
}
}
function checkEditorScrollbar() {
@ -984,10 +992,10 @@ function changeMode(type) {
ui.area.edit.css('width', lastEditorWidth + 'px');
else
ui.area.edit.css('width', '');
ui.area.edit.find('.ui-resizable-handle').show();
ui.area.resize.handle.show();
} else {
ui.area.edit.css('width', '');
ui.area.edit.find('.ui-resizable-handle').hide();
ui.area.resize.handle.hide();
}
windowResizeInner();
@ -995,6 +1003,7 @@ function changeMode(type) {
restoreInfo();
if (lastMode == modeType.view && currentMode == modeType.both) {
preventSyncScrollToView = true;
syncScrollToEdit();
}