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

180 lines
5.2 KiB
JavaScript

/*
Copyright (c) 2003-2012, CKSource - Frederico Knabben. All rights reserved.
For licensing, see LICENSE.html or http://ckeditor.com/license
*/
CKEDITOR.plugins.add( 'contextmenu',
{
requires : [ 'menu' ],
// Make sure the base class (CKEDITOR.menu) is loaded before it (#3318).
onLoad : function()
{
CKEDITOR.plugins.contextMenu = CKEDITOR.tools.createClass(
{
base : CKEDITOR.menu,
$ : function( editor )
{
this.base.call( this, editor,
{
panel:
{
className : editor.skinClass + ' cke_contextmenu',
attributes :
{
'aria-label' : editor.lang.contextmenu.options
}
}
});
},
proto :
{
addTarget : function( element, nativeContextMenuOnCtrl )
{
// Opera doesn't support 'contextmenu' event, we have duo approaches employed here:
// 1. Inherit the 'button override' hack we introduced in v2 (#4530), while this require the Opera browser
// option 'Allow script to detect context menu/right click events' to be always turned on.
// 2. Considering the fact that ctrl/meta key is not been occupied
// for multiple range selecting (like Gecko), we use this key
// combination as a fallback for triggering context-menu. (#4530)
if ( CKEDITOR.env.opera && !( 'oncontextmenu' in document.body ))
{
var contextMenuOverrideButton;
element.on( 'mousedown', function( evt )
{
evt = evt.data;
if ( evt.$.button != 2 )
{
if ( evt.getKeystroke() == CKEDITOR.CTRL + 1 )
element.fire( 'contextmenu', evt );
return;
}
if ( nativeContextMenuOnCtrl
&& ( CKEDITOR.env.mac ? evt.$.metaKey : evt.$.ctrlKey ) )
return;
var target = evt.getTarget();
if ( !contextMenuOverrideButton )
{
var ownerDoc = target.getDocument();
contextMenuOverrideButton = ownerDoc.createElement( 'input' ) ;
contextMenuOverrideButton.$.type = 'button' ;
ownerDoc.getBody().append( contextMenuOverrideButton ) ;
}
contextMenuOverrideButton.setAttribute( 'style', 'position:absolute;top:' + ( evt.$.clientY - 2 ) +
'px;left:' + ( evt.$.clientX - 2 ) +
'px;width:5px;height:5px;opacity:0.01' );
} );
element.on( 'mouseup', function ( evt )
{
if ( contextMenuOverrideButton )
{
contextMenuOverrideButton.remove();
contextMenuOverrideButton = undefined;
// Simulate 'contextmenu' event.
element.fire( 'contextmenu', evt.data );
}
} );
}
element.on( 'contextmenu', function( event )
{
var domEvent = event.data;
if ( nativeContextMenuOnCtrl &&
// Safari on Windows always show 'ctrlKey' as true in 'contextmenu' event,
// which make this property unreliable. (#4826)
( CKEDITOR.env.webkit ? holdCtrlKey : ( CKEDITOR.env.mac ? domEvent.$.metaKey : domEvent.$.ctrlKey ) ) )
return;
// Cancel the browser context menu.
domEvent.preventDefault();
var offsetParent = domEvent.getTarget().getDocument().getDocumentElement(),
offsetX = domEvent.$.clientX,
offsetY = domEvent.$.clientY;
CKEDITOR.tools.setTimeout( function()
{
this.open( offsetParent, null, offsetX, offsetY );
// IE needs a short while to allow selection change before opening menu. (#7908)
}, CKEDITOR.env.ie? 200 : 0, this );
},
this );
if ( CKEDITOR.env.opera )
{
// 'contextmenu' event triggered by Windows menu key is unpreventable,
// cancel the key event itself. (#6534)
element.on( 'keypress' , function ( evt )
{
var domEvent = evt.data;
if ( domEvent.$.keyCode === 0 )
domEvent.preventDefault();
});
}
if ( CKEDITOR.env.webkit )
{
var holdCtrlKey,
onKeyDown = function( event )
{
holdCtrlKey = CKEDITOR.env.mac ? event.data.$.metaKey : event.data.$.ctrlKey ;
},
resetOnKeyUp = function()
{
holdCtrlKey = 0;
};
element.on( 'keydown', onKeyDown );
element.on( 'keyup', resetOnKeyUp );
element.on( 'contextmenu', resetOnKeyUp );
}
},
open : function( offsetParent, corner, offsetX, offsetY )
{
this.editor.focus();
offsetParent = offsetParent || CKEDITOR.document.getDocumentElement();
this.show( offsetParent, corner, offsetX, offsetY );
}
}
});
},
beforeInit : function( editor )
{
editor.contextMenu = new CKEDITOR.plugins.contextMenu( editor );
editor.addCommand( 'contextMenu',
{
exec : function()
{
editor.contextMenu.open( editor.document.getBody() );
}
});
}
});
/**
* Whether to show the browser native context menu when the <em>Ctrl</em> or
* <em>Meta</em> (Mac) key is pressed on opening the context menu with the
* right mouse button click or the <em>Menu</em> key.
* @name CKEDITOR.config.browserContextMenuOnCtrl
* @since 3.0.2
* @type Boolean
* @default <code>true</code>
* @example
* config.browserContextMenuOnCtrl = false;
*/