mailiverse/web/WebContent/ckeditor/_source/plugins/button/plugin.js

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2013-07-21 13:40:17 -04:00
/*
Copyright (c) 2003-2012, CKSource - Frederico Knabben. All rights reserved.
For licensing, see LICENSE.html or http://ckeditor.com/license
*/
CKEDITOR.plugins.add( 'button',
{
beforeInit : function( editor )
{
editor.ui.addHandler( CKEDITOR.UI_BUTTON, CKEDITOR.ui.button.handler );
}
});
/**
* Button UI element.
* @constant
* @example
*/
CKEDITOR.UI_BUTTON = 'button';
/**
* Represents a button UI element. This class should not be called directly. To
* create new buttons use {@link CKEDITOR.ui.prototype.addButton} instead.
* @constructor
* @param {Object} definition The button definition.
* @example
*/
CKEDITOR.ui.button = function( definition )
{
// Copy all definition properties to this object.
CKEDITOR.tools.extend( this, definition,
// Set defaults.
{
title : definition.label,
className : definition.className || ( definition.command && 'cke_button_' + definition.command ) || '',
click : definition.click || function( editor )
{
editor.execCommand( definition.command );
}
});
this._ = {};
};
/**
* Transforms a button definition in a {@link CKEDITOR.ui.button} instance.
* @type Object
* @example
*/
CKEDITOR.ui.button.handler =
{
create : function( definition )
{
return new CKEDITOR.ui.button( definition );
}
};
( function()
{
CKEDITOR.ui.button.prototype =
{
/**
* Renders the button.
* @param {CKEDITOR.editor} editor The editor instance which this button is
* to be used by.
* @param {Array} output The output array to which append the HTML relative
* to this button.
* @example
*/
render : function( editor, output )
{
var env = CKEDITOR.env,
id = this._.id = CKEDITOR.tools.getNextId(),
classes = '',
command = this.command, // Get the command name.
clickFn;
this._.editor = editor;
var instance =
{
id : id,
button : this,
editor : editor,
focus : function()
{
var element = CKEDITOR.document.getById( id );
element.focus();
},
execute : function()
{
// IE 6 needs some time before execution (#7922)
if ( CKEDITOR.env.ie && CKEDITOR.env.version < 7 )
CKEDITOR.tools.setTimeout( function(){ this.button.click( editor ); }, 0, this );
else
this.button.click( editor );
}
};
var keydownFn = CKEDITOR.tools.addFunction( function( ev )
{
if ( instance.onkey )
{
ev = new CKEDITOR.dom.event( ev );
return ( instance.onkey( instance, ev.getKeystroke() ) !== false );
}
});
var focusFn = CKEDITOR.tools.addFunction( function( ev )
{
var retVal;
if ( instance.onfocus )
retVal = ( instance.onfocus( instance, new CKEDITOR.dom.event( ev ) ) !== false );
// FF2: prevent focus event been bubbled up to editor container, which caused unexpected editor focus.
if ( CKEDITOR.env.gecko && CKEDITOR.env.version < 10900 )
ev.preventBubble();
return retVal;
});
instance.clickFn = clickFn = CKEDITOR.tools.addFunction( instance.execute, instance );
// Indicate a mode sensitive button.
if ( this.modes )
{
var modeStates = {};
function updateState()
{
// "this" is a CKEDITOR.ui.button instance.
var mode = editor.mode;
if ( mode )
{
// Restore saved button state.
var state = this.modes[ mode ] ? modeStates[ mode ] != undefined ? modeStates[ mode ] :
CKEDITOR.TRISTATE_OFF : CKEDITOR.TRISTATE_DISABLED;
this.setState( editor.readOnly && !this.readOnly ? CKEDITOR.TRISTATE_DISABLED : state );
}
}
editor.on( 'beforeModeUnload', function()
{
if ( editor.mode && this._.state != CKEDITOR.TRISTATE_DISABLED )
modeStates[ editor.mode ] = this._.state;
}, this );
editor.on( 'mode', updateState, this);
// If this button is sensitive to readOnly state, update it accordingly.
!this.readOnly && editor.on( 'readOnly', updateState, this);
}
else if ( command )
{
// Get the command instance.
command = editor.getCommand( command );
if ( command )
{
command.on( 'state', function()
{
this.setState( command.state );
}, this);
classes += 'cke_' + (
command.state == CKEDITOR.TRISTATE_ON ? 'on' :
command.state == CKEDITOR.TRISTATE_DISABLED ? 'disabled' :
'off' );
}
}
if ( !command )
classes += 'cke_off';
if ( this.className )
classes += ' ' + this.className;
output.push(
'<span class="cke_button' + ( this.icon && this.icon.indexOf( '.png' ) == -1 ? ' cke_noalphafix' : '' ) + '">',
'<a id="', id, '"' +
' class="', classes, '"',
env.gecko && env.version >= 10900 && !env.hc ? '' : '" href="javascript:void(\''+ ( this.title || '' ).replace( "'", '' )+ '\')"',
' title="', this.title, '"' +
' tabindex="-1"' +
' hidefocus="true"' +
' role="button"' +
' aria-labelledby="' + id + '_label"' +
( this.hasArrow ? ' aria-haspopup="true"' : '' ) );
// Some browsers don't cancel key events in the keydown but in the
// keypress.
// TODO: Check if really needed for Gecko+Mac.
if ( env.opera || ( env.gecko && env.mac ) )
{
output.push(
' onkeypress="return false;"' );
}
// With Firefox, we need to force the button to redraw, otherwise it
// will remain in the focus state.
if ( env.gecko )
{
output.push(
' onblur="this.style.cssText = this.style.cssText;"' );
}
output.push(
' onkeydown="return CKEDITOR.tools.callFunction(', keydownFn, ', event);"' +
' onfocus="return CKEDITOR.tools.callFunction(', focusFn,', event);" ' +
( CKEDITOR.env.ie ? 'onclick="return false;" onmouseup' : 'onclick' ) + // #188
'="CKEDITOR.tools.callFunction(', clickFn, ', this); return false;">' +
'<span class="cke_icon"' );
if ( this.icon )
{
var offset = ( this.iconOffset || 0 ) * -16;
output.push( ' style="background-image:url(', CKEDITOR.getUrl( this.icon ), ');background-position:0 ' + offset + 'px;"' );
}
output.push(
'>&nbsp;</span>' +
'<span id="', id, '_label" class="cke_label">', this.label, '</span>' );
if ( this.hasArrow )
{
output.push(
'<span class="cke_buttonarrow">'
// BLACK DOWN-POINTING TRIANGLE
+ ( CKEDITOR.env.hc ? '&#9660;' : '&nbsp;' )
+ '</span>' );
}
output.push(
'</a>',
'</span>' );
if ( this.onRender )
this.onRender();
return instance;
},
setState : function( state )
{
if ( this._.state == state )
return false;
this._.state = state;
var element = CKEDITOR.document.getById( this._.id );
if ( element )
{
element.setState( state );
state == CKEDITOR.TRISTATE_DISABLED ?
element.setAttribute( 'aria-disabled', true ) :
element.removeAttribute( 'aria-disabled' );
state == CKEDITOR.TRISTATE_ON ?
element.setAttribute( 'aria-pressed', true ) :
element.removeAttribute( 'aria-pressed' );
return true;
}
else
return false;
}
};
})();
/**
* Adds a button definition to the UI elements list.
* @param {String} name The button name.
* @param {Object} definition The button definition.
* @example
* editorInstance.ui.addButton( 'MyBold',
* {
* label : 'My Bold',
* command : 'bold'
* });
*/
CKEDITOR.ui.prototype.addButton = function( name, definition )
{
this.add( name, CKEDITOR.UI_BUTTON, definition );
};