mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
synced 2024-11-25 14:56:20 +00:00
79b3dbf386
Previously we assumed that embedded icons mean we weren't dealing with an inspector, but that is not always the case (e.g. MWExtensionInspector). Bug: 52845 Change-Id: Ifc5b054568661cb9badf6d7991f512b81e649b36
381 lines
8.6 KiB
JavaScript
381 lines
8.6 KiB
JavaScript
/*!
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* VisualEditor UserInterface Context class.
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*
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* @copyright 2011-2013 VisualEditor Team and others; see AUTHORS.txt
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* @license The MIT License (MIT); see LICENSE.txt
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*/
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/**
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* UserInterface context.
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*
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* @class
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* @extends ve.Element
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*
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* @constructor
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* @param {ve.ui.Surface} surface
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* @param {Object} [config] Config options
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*/
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ve.ui.Context = function VeUiContext( surface, config ) {
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// Parent constructor
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ve.Element.call( this, config );
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// Properties
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this.surface = surface;
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this.inspectors = {};
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this.visible = false;
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this.showing = false;
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this.selecting = false;
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this.relocating = false;
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this.embedded = false;
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this.selection = null;
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this.toolbar = null;
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this.popup = new ve.ui.PopupWidget( { '$$': this.$$, '$container': this.surface.getView().$ } );
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this.$menu = this.$$( '<div>' );
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this.inspectors = new ve.ui.WindowSet( surface, ve.ui.inspectorFactory );
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// Initialization
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this.$.addClass( 've-ui-context' ).append( this.popup.$ );
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this.inspectors.$.addClass( 've-ui-context-inspectors' );
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this.popup.$body.append(
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this.$menu.addClass( 've-ui-context-menu' ),
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this.inspectors.$.addClass( 've-ui-context-inspectors' )
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);
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// Events
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this.surface.getModel().connect( this, { 'change': 'onChange' } );
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this.surface.getView().connect( this, {
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'selectionStart': 'onSelectionStart',
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'selectionEnd': 'onSelectionEnd',
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'relocationStart': 'onRelocationStart',
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'relocationEnd': 'onRelocationEnd'
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} );
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this.inspectors.connect( this, {
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'setup': 'onInspectorSetup',
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'open': 'onInspectorOpen',
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'close': 'onInspectorClose'
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} );
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this.$$( this.getElementWindow() ).on( {
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'resize': ve.bind( this.update, this )
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} );
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this.$.add( this.$menu )
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.on( 'mousedown', false );
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};
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/* Inheritance */
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ve.inheritClass( ve.ui.Context, ve.Element );
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/* Methods */
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/**
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* Handle change events on the model.
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*
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* Changes are ignored while the user is selecting text.
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*
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* @method
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* @param {ve.dm.Transaction[]} transactions Change transactions
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* @param {ve.Range} selection Change selection
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*/
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ve.ui.Context.prototype.onChange = function ( transactions, selection ) {
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if ( selection ) {
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if ( this.popup.isVisible() ) {
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this.hide();
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this.update();
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} else if ( !this.selecting && !this.draggingAndDropping ) {
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this.update();
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}
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}
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};
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/**
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* Handle selection start events on the view.
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*
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* @method
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*/
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ve.ui.Context.prototype.onSelectionStart = function () {
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this.selecting = true;
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this.hide();
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};
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/**
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* Handle selection end events on the view.
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*
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* @method
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*/
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ve.ui.Context.prototype.onSelectionEnd = function () {
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this.selecting = false;
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if ( !this.relocating ) {
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this.update();
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}
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};
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/**
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* Handle selection start events on the view.
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*
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* @method
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*/
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ve.ui.Context.prototype.onRelocationStart = function () {
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this.relocating = true;
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this.hide();
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};
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/**
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* Handle selection end events on the view.
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*
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* @method
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*/
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ve.ui.Context.prototype.onRelocationEnd = function () {
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this.relocating = false;
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this.update();
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};
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/**
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* Handle an inspector being setup.
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*
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* @method
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* @param {ve.ui.Inspector} inspector Inspector that's been setup
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*/
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ve.ui.Context.prototype.onInspectorSetup = function () {
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this.selection = this.surface.getModel().getSelection();
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};
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/**
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* Handle an inspector being opened.
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*
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* @method
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* @param {ve.ui.Inspector} inspector Inspector that's been opened
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*/
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ve.ui.Context.prototype.onInspectorOpen = function () {
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// Transition between menu and inspector
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this.show( true );
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};
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/**
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* Handle an inspector being closed.
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*
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* @method
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* @param {ve.ui.Inspector} inspector Inspector that's been opened
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* @param {boolean} accept Changes have been accepted
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*/
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ve.ui.Context.prototype.onInspectorClose = function () {
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this.update();
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};
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/**
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* Gets the surface the context is being used in.
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*
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* @method
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* @returns {ve.ui.Surface} Surface of context
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*/
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ve.ui.Context.prototype.getSurface = function () {
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return this.surface;
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};
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/**
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* Destroy the context, removing all DOM elements.
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*
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* @method
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* @returns {ve.ui.Context} Context UserInterface
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* @chainable
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*/
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ve.ui.Context.prototype.destroy = function () {
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this.$.remove();
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return this;
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};
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/**
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* Updates the context menu.
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*
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* @method
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* @chainable
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*/
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ve.ui.Context.prototype.update = function () {
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var i, nodes, tools, tool,
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fragment = this.surface.getModel().getFragment( null, false ),
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selection = fragment.getRange(),
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inspector = this.inspectors.getCurrent();
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if ( inspector && selection.equals( this.selection ) ) {
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// There's an inspector, and the selection hasn't changed, update the position
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this.show();
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} else {
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// No inspector is open, or the selection has changed, show a menu of available inspectors
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tools = ve.ui.toolFactory.getToolsForAnnotations( fragment.getAnnotations() );
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nodes = fragment.getCoveredNodes();
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for ( i = 0; i < nodes.length; i++ ) {
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if ( nodes[i].range && nodes[i].range.isCollapsed() ) {
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nodes.splice( i, 1 );
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i--;
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}
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}
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if ( nodes.length === 1 ) {
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tool = ve.ui.toolFactory.getToolForNode( nodes[0].node );
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if ( tool ) {
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tools.push( tool );
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}
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}
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if ( tools.length ) {
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// There's at least one inspectable annotation, build a menu and show it
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this.$menu.empty();
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if ( this.toolbar ) {
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this.toolbar.destroy();
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}
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this.toolbar = new ve.ui.SurfaceToolbar( this.surface );
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this.toolbar.setup( [ { 'items' : tools } ] );
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this.$menu.append( this.toolbar.$ );
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this.show();
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this.toolbar.initialize();
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} else if ( this.visible ) {
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// Nothing to inspect
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this.hide();
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}
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}
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// Remember selection for next time
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this.selection = selection.clone();
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return this;
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};
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/**
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* Updates the position and size.
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*
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* @method
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* @chainable
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*/
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ve.ui.Context.prototype.updateDimensions = function ( transition ) {
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var $container, focusableOffset, focusableWidth,
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surface = this.surface.getView(),
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inspector = this.inspectors.getCurrent(),
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focusedNode = surface.getFocusedNode(),
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// Get cursor position
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position = surface.getSelectionRect(),
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surfaceOffset = surface.$.offset();
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// translate from ce surface
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position = {
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y: position.end.y - surfaceOffset.top,
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x: position.end.x - surfaceOffset.left
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};
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if ( position ) {
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$container = inspector ? this.inspectors.$ : this.$menu;
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if ( this.embedded ) {
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focusableOffset = ve.Element.getRelativePosition(
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focusedNode.$focusable, this.surface.$
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);
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focusableWidth = focusedNode.$focusable.outerWidth();
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position = { 'y': focusableOffset.top };
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// RTL check for Page-level (CE)
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if ( this.surface.view.getDir() === 'rtl' ) {
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position.x = focusableOffset.left;
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this.popup.align = 'left';
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} else {
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position.x = focusableOffset.left + focusableWidth;
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this.popup.align = 'right';
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}
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} else {
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this.popup.align = 'center';
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}
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this.$.css( { 'left': position.x, 'top': position.y } );
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this.popup.display(
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position.x,
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position.y,
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$container.outerWidth( true ),
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$container.outerHeight( true ),
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transition
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);
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}
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return this;
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};
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/**
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* Shows the context menu.
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*
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* @method
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* @chainable
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*/
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ve.ui.Context.prototype.show = function ( transition ) {
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var inspector = this.inspectors.getCurrent(),
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focusedNode = this.surface.getView().getFocusedNode();
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if ( !this.showing ) {
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this.showing = true;
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this.$.show();
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this.popup.show();
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// Show either inspector or menu
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if ( inspector ) {
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this.$menu.hide();
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this.inspectors.$.show();
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inspector.$.css( 'opacity', 0 );
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// Update size and fade the inspector in after animation is complete
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setTimeout( ve.bind( function () {
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inspector.fitHeightToContents();
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this.updateDimensions( transition );
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inspector.$.css( 'opacity', 1 );
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}, this ), 200 );
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} else {
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this.inspectors.$.hide();
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if (
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focusedNode &&
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focusedNode.$focusable.outerHeight() > this.$menu.outerHeight() * 2
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) {
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this.$.addClass( 've-ui-context-embed' );
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this.embedded = true;
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} else {
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this.$.removeClass( 've-ui-context-embed' );
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this.embedded = false;
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}
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this.$menu.show();
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}
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this.updateDimensions( transition );
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this.visible = true;
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this.showing = false;
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}
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return this;
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};
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/**
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* Hides the context menu.
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*
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* @method
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* @chainable
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*/
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ve.ui.Context.prototype.hide = function () {
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var inspector = this.inspectors.getCurrent();
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if ( inspector ) {
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// This will recurse, but inspector will be undefined next time
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inspector.close( 'hide' );
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return this;
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}
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this.popup.hide();
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this.$.hide();
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this.visible = false;
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return this;
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};
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/**
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* Opens a given inspector.
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*
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* @method
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* @param {string} name Symbolic name of inspector
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* @chainable
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*/
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ve.ui.Context.prototype.openInspector = function ( name ) {
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if ( !this.inspectors.currentWindow ) {
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this.inspectors.open( name );
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}
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return this;
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};
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