Korbs/Squire
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Save undo step on delete.

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* But only if it's deleting whitespace or destroying a block or deleting a
  selection. This makes it undo deletion word-by-word rather than
  character-by-character.
This commit is contained in:
Neil Jenkins 2013-02-25 13:52:22 +11:00
parent e3ad6c6b18
commit 327b48b9db
2 changed files with 27 additions and 6 deletions
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2
build/squire.js
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File diff suppressed because one or more lines are too long

31
source/Editor.js
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@ -29,6 +29,8 @@
var losesSelectionOnBlur = UA.losesSelectionOnBlur;
var useTextFixer = UA.useTextFixer;
var notWS = /\S/;
// --- DOM Sugar ---
var createElement = function ( tag, props, children ) {
@ -1000,7 +1002,7 @@
var spanToSemantic = {
color: {
regexp: /\S/,
regexp: notWS,
replace: function ( color ) {
return createElement( 'SPAN', {
'class': 'colour',
@ -1021,7 +1023,7 @@
}
},
fontFamily: {
regexp: /\S/,
regexp: notWS,
replace: function ( family ) {
return createElement( 'SPAN', {
'class': 'font',
@ -1030,7 +1032,7 @@
}
},
fontSize: {
regexp: /\S/,
regexp: notWS,
replace: function ( size ) {
return createElement( 'SPAN', {
'class': 'size',
@ -1164,7 +1166,7 @@
cleanTree( child, allowStyles );
}
} else if ( nodeType !== TEXT_NODE || (
!( /\S/.test( child.data ) ) &&
!( notWS.test( child.data ) ) &&
!( i > 0 && children[ i - 1 ].isInline() ) &&
!( i + 1 < l && children[ i + 1 ].isInline() )
) ) {
@ -1230,7 +1232,7 @@
// placeholder to stop the block from collapsing, so we must leave
// it.
else if ( tagAfterSplit[ block.nodeName ] &&
/\S/.test( block.textContent ) ) {
notWS.test( block.textContent ) ) {
splitBlock( block, br.parentNode, br );
br.detach();
}
@ -1588,6 +1590,8 @@
var range = getSelection();
// If not collapsed, delete contents
if ( !range.collapsed ) {
recordUndoState( range );
getRangeAndRemoveBookmark( range );
event.preventDefault();
range._deleteContents();
setSelection( range );
@ -1595,6 +1599,8 @@
}
// If at beginning of block, merge with previous
else if ( range.startsAtBlockBoundary() ) {
recordUndoState( range );
getRangeAndRemoveBookmark( range );
event.preventDefault();
var current = range.getStartBlock(),
previous = current.getPreviousBlock();
@ -1636,6 +1642,11 @@
// Otherwise, leave to browser but check afterwards whether it has
// left behind an empty inline tag.
else {
var text = range.startContainer.data || '';
if ( !notWS.test( text.charAt( range.startOffset - 1 ) ) ) {
recordUndoState( range );
getRangeAndRemoveBookmark( range );
}
setTimeout( afterDelete, 0 );
}
},
@ -1643,6 +1654,8 @@
var range = getSelection();
// If not collapsed, delete contents
if ( !range.collapsed ) {
recordUndoState( range );
getRangeAndRemoveBookmark( range );
event.preventDefault();
range._deleteContents();
setSelection( range );
@ -1650,6 +1663,8 @@
}
// If at end of block, merge next into this block
else if ( range.endsAtBlockBoundary() ) {
recordUndoState( range );
getRangeAndRemoveBookmark( range );
event.preventDefault();
var current = range.getStartBlock(),
next = current.getNextBlock();
@ -1678,6 +1693,12 @@
// Otherwise, leave to browser but check afterwards whether it has
// left behind an empty inline tag.
else {
// Record undo point if deleting whitespace
var text = range.startContainer.data || '';
if ( !notWS.test( text.charAt( range.startOffset ) ) ) {
recordUndoState( range );
getRangeAndRemoveBookmark( range );
}
setTimeout( afterDelete, 0 );
}
},