https://www.mediawiki.org/wiki/Special:Code/MediaWiki/112535
Revision: 112535
Author: inez
Date: 2012-02-27 22:43:12 +0000 (Mon, 27 Feb 2012)
Log Message:
-----------
Detecting if change to text is coming from keyboard or spellcheck
Modified Paths:
--------------
trunk/extensions/VisualEditor/demos/playground/playground.js
Modified: trunk/extensions/VisualEditor/demos/playground/playground.js
===================================================================
--- trunk/extensions/VisualEditor/demos/playground/playground.js
2012-02-27 22:41:20 UTC (rev 112534)
+++ trunk/extensions/VisualEditor/demos/playground/playground.js
2012-02-27 22:43:12 UTC (rev 112535)
@@ -23,93 +23,127 @@
$document.unbind( '.surfaceView' );
}
} );
+
+ document.addEventListener( 'compositionstart', function( e ) {
+ _this.onCompositionStart( e );
+ } );
+ document.addEventListener( 'compositionend', function( e ) {
+ _this.onCompositionEnd( e );
+ } );
this.$editor.mousedown( function(e) {
return _this.onMouseDown( e );
} );
// Set initial content for the "editor"
- this.$editor.html("<b>Lorem Ipsum is simply dummy text</b> of the
printing and typesetting industry. <b>Lorem Ipsum has been the
<i>industry's</i> standard</b> dummy text ever since the 1500s, when an unknown
printer took a galley of type and scrambled it <u>to <b>make <i>a type</i>
specimen</b> book.</u>");
+// this.$editor.html("<b>Lorem Ipsum is simply dummy text</b> of the
printing and typesetting industry. <b>Lorem Ipsum has been the
<i>industry's</i> standard</b> dummy text ever since the 1500s, when an unknown
printer took a galley of type and scrambled it <u>to <b>make <i>a type</i>
specimen</b> book.</u>... New text...");
+ this.$editor.html("New book is good");
+// this.$editor.html("... <b>w</b>");
this.$editor.addClass('leafNode');
- this.keydown = false;
- this.keyup = false;
- this.keypress = false;
- this.mousedown = false;
+ this.prevText = app.getDOMText2(this.$editor[0]);
+ this.prevHash = app.getDOMHash(this.$editor[0]);
+ this.prevOffset = null;
+ this.inIME = false;
- this.loop = false;
- this.logkey = false;
+ setInterval(function() {
+ _this.loopFunc();
+ }, 100);
+};
- this.prevText =
app.getDOMText(this.$editor[0]).replace(String.fromCharCode(32), "
").replace(String.fromCharCode(160), " ");
-
- this.prevHash = app.getDOMHash(this.$editor[0]);
- console.log("Initial hash", this.prevHash);
-
+app.prototype.onCompositionStart = function( e ) {
+ console.log('inIME', true);
+ this.inIME = true;
};
+app.prototype.onCompositionEnd = function( e ) {
+ console.log('inIME', false);
+ this.inIME = false;
+};
+
app.prototype.onKeyDown = function( e ) {
- if ( this.logkey ) {
- console.log("onKeyDown", e.which);
- }
- this.keydown = true;
};
app.prototype.onKeyUp = function( e ) {
- if ( this.logkey ) {
- console.log("onKeyUp", e.which);
- }
- this.keyup = true;
};
app.prototype.onKeyPress = function( e ) {
- if ( this.logkey ) {
- console.log("onKeyPress");
- }
- this.keypress = true;
};
app.prototype.onMouseDown = function( e ) {
- if ( this.logkey ) {
- console.log("onMouseDown");
- }
- this.mousedown = true;
-
- if(this.loop == false) {
- var _this = this;
- setInterval(function() {
- _this.loopFunc();
- }, 100);
- }
};
app.prototype.loopFunc = function() {
- var text =
app.getDOMText(this.$editor[0]).replace(String.fromCharCode(32), "
").replace(String.fromCharCode(160), " ");
- var hash = app.getDOMHash(this.$editor[0]);
-
var selection = rangy.getSelection();
- if ( !selection.anchorNode ) {
+ if ( !selection.anchorNode || selection.anchorNode.nodeName === 'BODY'
) {
return;
}
+
+ if ( this.inIME === true ) {
+ return;
+ }
- var offset = this.getOffset(selection.anchorNode,
selection.anchorOffset);
+ var text = app.getDOMText2( this.$editor[0] ),
+ hash = app.getDOMHash( this.$editor[0] ),
+ offset = this.getOffset( selection.anchorNode,
selection.anchorOffset );
- if(text != this.prevText) {
- console.log("new text");
+ if ( text !== this.prevText ) {
+ var textDiffLength = text.length - this.prevText.length,
+ offsetDiff = offset - this.prevOffset,
+ sameFromLeft = 0,
+ sameFromRight = 0,
+ l = Math.max( this.prevText.length, text.length);
+
+ while ( sameFromLeft < l && this.prevText[sameFromLeft] ==
text[sameFromLeft] ) {
+ ++sameFromLeft;
+ }
+ //if ( this.prevText.length > sameFromLeft ) {
+ //l = l - sameFromLeft;
+ console.log( this.prevText.charCodeAt(8));
+ console.log( text.charCodeAt(8));
+ while ( sameFromRight < l && this.prevText[this.prevText.length -
1 - sameFromRight] == text[text.length - 1 - sameFromRight] ) {
+ ++sameFromRight;
+ }
+ //}
+
+
+
+
+ if ( textDiffLength === offsetDiff && this.prevText.substring(
0, this.prevOffset ) === text.substring( 0, this.prevOffset ) ) {
+ console.log("keyboard", text.substring(
this.prevOffset, offset ), this.prevOffset);
+ } else {
+ //console.log("spellcheck / autocorrect",
text.substring( sameFromLeft, offset ) );
+ console.log('to delete', this.prevText.substring(
sameFromLeft, this.prevText.length - sameFromRight), sameFromLeft );
+ console.log('to insert', text.substring( sameFromLeft,
text.length - sameFromRight ), sameFromLeft );
+
+ }
+
+
+
+ console.log('textDiffLength', textDiffLength);
+ console.log('offsetDiff', offsetDiff);
+ console.log('prevOffset', this.prevOffset);
+ console.log('offset', offset);
+ console.log('sameFromLeft', sameFromLeft);
+ console.log('sameFromRight', sameFromRight);
+
this.prevText = text;
}
- if(hash != this.prevHash) {
- console.log("new DOM", hash);
+ if ( hash !== this.prevHash ) {
this.prevHash = hash;
}
+
+ this.prevOffset = offset;
- this.keypress = false;
- this.keyup = false;
- this.keydown = false;
- this.mousedown = false;
};
+app.getDOMText2 = function( elem ) {
+ var regex = new RegExp("[" + String.fromCharCode(32) +
String.fromCharCode(160) + "]", "g");
+ return app.getDOMText( elem ).replace( regex, " " );
+};
+
app.getDOMText = function( elem ) {
var nodeType = elem.nodeType,
ret = '';
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