324 lines
8.9 KiB
JavaScript
324 lines
8.9 KiB
JavaScript
/*!
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* VisualEditor user interface MWLatexDialog class.
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*
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* @copyright 2015 VisualEditor Team and others; see AUTHORS.txt
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* @license MIT
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*/
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/**
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* Abstract dialog for inserting and editing different formulas
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* provided by the Math extension.
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*
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* @abstract
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* @class
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* @extends ve.ui.MWExtensionPreviewDialog
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*
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* @constructor
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* @param {Object} [config] Configuration options
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*/
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ve.ui.MWLatexDialog = function VeUiMWLatexDialog( config ) {
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// Parent constructor
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ve.ui.MWLatexDialog.super.call( this, config );
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};
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/* Inheritance */
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OO.inheritClass( ve.ui.MWLatexDialog, ve.ui.MWExtensionPreviewDialog );
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/* Static properties */
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ve.ui.MWLatexDialog.static.size = 'larger';
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ve.ui.MWLatexDialog.static.dir = 'ltr';
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ve.ui.MWLatexDialog.static.symbols = null;
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ve.ui.MWLatexDialog.static.symbolsModule = null;
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/* static methods */
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/**
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* Set the symbols property
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*
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* @param {Object} symbols The symbols and their group names
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*/
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ve.ui.MWLatexDialog.static.setSymbols = function ( symbols ) {
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this.symbols = symbols;
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};
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/* Methods */
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/**
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* @inheritdoc
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*/
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ve.ui.MWLatexDialog.prototype.initialize = function () {
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var formulaPanel, inputField, displayField, idField, category,
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formulaTabPanel, optionsTabPanel,
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dialog = this;
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// Parent method
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ve.ui.MWLatexDialog.super.prototype.initialize.call( this );
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// Layout for the formula inserter (formula tab panel) and options form (options tab panel)
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this.indexLayout = new OO.ui.IndexLayout();
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formulaTabPanel = new OO.ui.TabPanelLayout( 'formula', {
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label: ve.msg( 'math-visualeditor-mwlatexdialog-card-formula' ),
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padded: true
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} );
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optionsTabPanel = new OO.ui.TabPanelLayout( 'options', {
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label: ve.msg( 'math-visualeditor-mwlatexdialog-card-options' ),
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padded: true
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} );
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this.indexLayout.addTabPanels( [
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formulaTabPanel,
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optionsTabPanel
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] );
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// Layout for symbol picker (menu) and input and preview (content)
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this.menuLayout = new OO.ui.MenuLayout( {
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menuPosition: 'bottom',
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classes: [ 've-ui-mwLatexDialog-menuLayout' ]
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} );
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this.previewElement.$element.addClass(
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've-ui-mwLatexDialog-preview'
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);
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this.input = new ve.ui.MWAceEditorWidget( {
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rows: 1, // This will be recalculated later in onWindowManagerResize
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autocomplete: 'live',
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autocompleteWordList: this.constructor.static.autocompleteWordList
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} ).setLanguage( 'latex' );
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this.input.togglePrintMargin( false );
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this.displaySelect = new OO.ui.ButtonSelectWidget( {
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items: [
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new OO.ui.ButtonOptionWidget( {
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data: 'default',
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icon: 'mathematicsDisplayDefault',
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label: ve.msg( 'math-visualeditor-mwlatexinspector-display-default' )
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} ),
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new OO.ui.ButtonOptionWidget( {
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data: 'inline',
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icon: 'mathematicsDisplayInline',
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label: ve.msg( 'math-visualeditor-mwlatexinspector-display-inline' )
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} ),
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new OO.ui.ButtonOptionWidget( {
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data: 'block',
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icon: 'mathematicsDisplayBlock',
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label: ve.msg( 'math-visualeditor-mwlatexinspector-display-block' )
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} )
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]
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} );
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this.idInput = new OO.ui.TextInputWidget();
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inputField = new OO.ui.FieldLayout( this.input, {
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align: 'top',
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label: ve.msg( 'math-visualeditor-mwlatexdialog-card-formula' )
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} );
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displayField = new OO.ui.FieldLayout( this.displaySelect, {
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align: 'top',
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label: ve.msg( 'math-visualeditor-mwlatexinspector-display' )
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} );
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idField = new OO.ui.FieldLayout( this.idInput, {
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align: 'top',
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label: ve.msg( 'math-visualeditor-mwlatexinspector-id' )
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} );
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formulaPanel = new OO.ui.PanelLayout( {
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scrollable: true,
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padded: true
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} );
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// Layout for the symbol picker
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this.bookletLayout = new OO.ui.BookletLayout( {
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classes: [ 've-ui-mwLatexDialog-symbols' ],
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menuPosition: 'before',
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outlined: true,
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continuous: true
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} );
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this.pages = [];
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this.symbolsPromise = mw.loader.using( this.constructor.static.symbolsModule ).done( function () {
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var symbols = dialog.constructor.static.symbols;
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for ( category in symbols ) {
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dialog.pages.push(
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new ve.ui.MWLatexPage( ve.msg( category ), {
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label: ve.msg( category ),
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symbols: symbols[ category ]
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} )
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);
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}
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dialog.bookletLayout.addPages( dialog.pages );
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dialog.bookletLayout.$element.on(
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'click',
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'.ve-ui-mwLatexPage-symbol',
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dialog.onListClick.bind( dialog )
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);
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// Append everything
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formulaPanel.$element.append(
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dialog.previewElement.$element,
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inputField.$element
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);
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dialog.menuLayout.setMenuPanel( dialog.bookletLayout );
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dialog.menuLayout.setContentPanel( formulaPanel );
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formulaTabPanel.$element.append(
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dialog.menuLayout.$element
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);
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optionsTabPanel.$element.append(
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displayField.$element,
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idField.$element
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);
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dialog.$body
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.addClass( 've-ui-mwLatexDialog-content' )
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.append( dialog.indexLayout.$element );
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} );
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};
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/**
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* @inheritdoc
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*/
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ve.ui.MWLatexDialog.prototype.getSetupProcess = function ( data ) {
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return ve.ui.MWLatexDialog.super.prototype.getSetupProcess.call( this, data )
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.next( function () {
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var attributes = this.selectedNode && this.selectedNode.getAttribute( 'mw' ).attrs,
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display = attributes && attributes.display || 'default',
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id = attributes && attributes.id || '',
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isReadOnly = this.isReadOnly();
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// Populate form
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// TODO: This widget is not readable when disabled
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this.displaySelect.selectItemByData( display ).setDisabled( isReadOnly );
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this.idInput.setValue( id ).setReadOnly( isReadOnly );
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// Add event handlers
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this.input.on( 'change', this.onChangeHandler );
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this.displaySelect.on( 'choose', this.onChangeHandler );
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this.idInput.on( 'change', this.onChangeHandler );
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}, this );
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};
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/**
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* @inheritdoc
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*/
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ve.ui.MWLatexDialog.prototype.getReadyProcess = function ( data ) {
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return ve.ui.MWLatexDialog.super.prototype.getReadyProcess.call( this, data )
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.next( function () {
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return this.symbolsPromise;
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}, this )
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.next( function () {
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// Resize the input once the dialog has been appended
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this.input.adjustSize( true ).focus().moveCursorToEnd();
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this.getManager().connect( this, { resize: 'onWindowManagerResize' } );
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this.onWindowManagerResize();
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}, this );
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};
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/**
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* @inheritdoc
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*/
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ve.ui.MWLatexDialog.prototype.getTeardownProcess = function ( data ) {
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return ve.ui.MWLatexDialog.super.prototype.getTeardownProcess.call( this, data )
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.first( function () {
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this.input.off( 'change', this.onChangeHandler );
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this.displaySelect.off( 'choose', this.onChangeHandler );
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this.idInput.off( 'change', this.onChangeHandler );
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this.getManager().disconnect( this );
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this.indexLayout.setTabPanel( 'formula' );
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this.indexLayout.resetScroll();
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this.menuLayout.resetScroll();
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this.bookletLayout.resetScroll();
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}, this );
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};
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/**
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* @inheritdoc
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*/
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ve.ui.MWLatexDialog.prototype.updateMwData = function ( mwData ) {
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var display, id;
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// Parent method
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ve.ui.MWLatexDialog.super.prototype.updateMwData.call( this, mwData );
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// Get data from dialog
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display = this.displaySelect.findSelectedItem().getData();
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id = this.idInput.getValue();
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// Update attributes
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mwData.attrs.display = display !== 'default' ? display : undefined;
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mwData.attrs.id = id || undefined;
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};
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/**
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* @inheritdoc
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*/
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ve.ui.MWLatexDialog.prototype.getBodyHeight = function () {
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return 600;
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};
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/**
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* Handle the window resize event
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*/
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ve.ui.MWLatexDialog.prototype.onWindowManagerResize = function () {
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var dialog = this;
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this.input.loadingPromise.always( function () {
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var availableSpace, maxInputHeight, singleLineHeight, minRows,
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border = 1,
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padding = 3,
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borderAndPadding = 2 * ( border + padding );
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// Toggle short mode as necessary
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// NB a change of mode triggers a transition...
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dialog.menuLayout.$element.toggleClass(
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've-ui-mwLatexDialog-menuLayout-short', dialog.menuLayout.$element.height() < 450
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);
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// ...So wait for the possible menuLayout transition to finish
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setTimeout( function () {
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// Give the input the right number of rows to fit the space
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availableSpace = dialog.menuLayout.$content.height() - dialog.input.$element.position().top;
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// TODO: Compute this line height from the skin
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singleLineHeight = 21;
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maxInputHeight = availableSpace - borderAndPadding;
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minRows = Math.floor( maxInputHeight / singleLineHeight );
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dialog.input.loadingPromise.done( function () {
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dialog.input.setMinRows( minRows );
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} ).fail( function () {
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dialog.input.$input.attr( 'rows', minRows );
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} );
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}, OO.ui.theme.getDialogTransitionDuration() );
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} );
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};
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/**
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* Handle the click event on the list
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*
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* @param {jQuery.Event} e Mouse click event
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*/
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ve.ui.MWLatexDialog.prototype.onListClick = function ( e ) {
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var symbol = $( e.target ).data( 'symbol' ),
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encapsulate = symbol.encapsulate,
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insert = symbol.insert,
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range = this.input.getRange();
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if ( this.isReadOnly() ) {
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return;
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}
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if ( encapsulate ) {
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if ( range.from === range.to ) {
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this.input.insertContent( encapsulate.placeholder );
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this.input.selectRange( range.from, range.from + encapsulate.placeholder.length );
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}
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this.input.encapsulateContent( encapsulate.pre, encapsulate.post );
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} else {
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this.input.insertContent( insert );
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}
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};
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