diff options
Diffstat (limited to 'content_scripts/mode_visual_edit.coffee')
| -rw-r--r-- | content_scripts/mode_visual_edit.coffee | 31 |
1 files changed, 22 insertions, 9 deletions
diff --git a/content_scripts/mode_visual_edit.coffee b/content_scripts/mode_visual_edit.coffee index 261166f9..6f327807 100644 --- a/content_scripts/mode_visual_edit.coffee +++ b/content_scripts/mode_visual_edit.coffee @@ -73,6 +73,27 @@ class Movement extends MaintainCount chrome.runtime.sendMessage handler: "pasteFromClipboard", (response) -> callback response + # Swap the anchor node/offset and the focus node/offset. + reverseSelection: -> + element = document.activeElement + if element and DomUtils.isEditable(element) and not element. isContentEditable + # Note(smblott). This implementation is unacceptably inefficient if the selection is large. We only use + # it if we have to. However, the normal method does not work for input elements. + direction = @getDirection() + length = @selection.toString().length + @selection[if direction == forward then "collapseToEnd" else "collapseToStart"]() + @selection.modify "extend", @opposite[direction], character for [0...length] + else + # Normal method. + direction = @getDirection() + original = @selection.getRangeAt(0).cloneRange() + range = original.cloneRange() + range.collapse direction == backward + @selection.removeAllRanges() + @selection.addRange range + which = if direction == forward then "start" else "end" + @selection.extend original["#{which}Container"], original["#{which}Offset"], + # Run a movement command. runMovement: (movement) -> @selection.modify @alterMethod, movement.split(" ")... @@ -105,14 +126,6 @@ class Movement extends MaintainCount movements = [ "forward word", "forward word", "backward word" ] @runMovement movement for movement in movements - # Swap the focus and anchor. - # FIXME(smblott). This implementation is rediculously inefficient if the selection is large. - reverseSelection: -> - direction = @getDirection() - length = @selection.toString().length - @selection[if direction == forward then "collapseToEnd" else "collapseToStart"]() - @selection.modify "extend", @opposite[direction], character for [0...length] - movements: "l": "forward character" "h": "backward character" @@ -322,7 +335,7 @@ class VisualMode extends Movement class VisualLineMode extends VisualMode constructor: (options = {}) -> super options - @selectLine() + @selectLine() unless @selection?.type == "None" handleMovementKeyChar: (keyChar) -> super keyChar |