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Fix bugs in optimization of cursor line highlighting in the gutter

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This commit is contained in:
Nathan Sobo
2012-11-05 11:04:38 -07:00
parent 830a0b337a
commit b686d89d18
1 changed files with 10 additions and 9 deletions
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19
src/app/gutter.coffee
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@@ -49,6 +49,7 @@ class Gutter extends View
lastScreenRow = row
@calculateWidth()
@highlightedRow = null
@highlightCursorLine()
calculateWidth: ->
@@ -59,16 +60,16 @@ class Gutter extends View
@widthChanged?(@outerWidth())
highlightCursorLine: ->
currentRow = @editor().getCursorScreenPosition().row
return if @highlightedRow == currentRow
if @editor().getSelection().isEmpty()
rowToHighlight = @editor().getCursorScreenPosition().row
return if rowToHighlight == @highlightedRow
return if rowToHighlight < @firstScreenRow or rowToHighlight > @lastScreenRow
screenRowIndex = currentRow - @firstScreenRow
@highlightedLineNumber?.classList.remove('cursor-line')
if screenRowIndex >= 0 and @editor().getSelection().isSingleScreenLine()
@highlightedLineNumber = @lineNumbers[0].children[screenRowIndex]
@highlightedLineNumber?.classList.add('cursor-line')
@highlightedRow = currentRow
@highlightedLineNumber?.classList.remove('cursor-line')
if @highlightedLineNumber = @lineNumbers[0].children[rowToHighlight - @firstScreenRow]
@highlightedLineNumber.classList.add('cursor-line')
@highlightedRow = rowToHighlight
else
@highlightedLineNumber?.classList.remove('cursor-line')
@highlightedLineNumber = null
@highlightedRow = null