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* VisualEditor UserInterface DimensionsWidget class.
*
* @copyright See AUTHORS.txt
*/
/**
* Widget that visually displays width and height inputs.
* This widget is for presentation-only, no calculation is done.
*
* @class
* @extends OO.ui.Widget
*
* @constructor
* @param {Object} [config] Configuration options
* @cfg {Object} [defaults] Default dimensions
* @cfg {Object} [validate] Validation pattern passed to TextInputWidgets
* @cfg {boolean} [readOnly=false] Prevent changes to the value of the widget.
*/
ve.ui.DimensionsWidget = function VeUiDimensionsWidget( config ) {
// Configuration
config = config || {};
// Parent constructor
ve.ui.DimensionsWidget.super.call( this, config );
this.widthInput = new OO.ui.TextInputWidget( {
validate: config.validate || $.isNumeric
} );
this.widthInput.$input.attr( 'aria-label', ve.msg( 'visualeditor-dimensionswidget-width' ) );
this.heightInput = new OO.ui.TextInputWidget( {
validate: config.validate || $.isNumeric
} );
this.heightInput.$input.attr( 'aria-label', ve.msg( 'visualeditor-dimensionswidget-height' ) );
this.defaults = config.defaults || { width: '', height: '' };
this.setReadOnly( !!config.readOnly );
this.renderDefaults();
var labelTimes = new OO.ui.LabelWidget( {
label: ve.msg( 'visualeditor-dimensionswidget-times' )
} );
var labelPx = new OO.ui.LabelWidget( {
label: ve.msg( 'visualeditor-dimensionswidget-px' )
} );
// Events
this.widthInput.connect( this, { change: 'onWidthChange' } );
this.heightInput.connect( this, { change: 'onHeightChange' } );
// Setup
this.$element
.addClass( 've-ui-dimensionsWidget' )
.append(
this.widthInput.$element,
labelTimes.$element
.addClass( 've-ui-dimensionsWidget-label-times' ),
this.heightInput.$element,
labelPx.$element
.addClass( 've-ui-dimensionsWidget-label-px' )
);
};
/* Inheritance */
OO.inheritClass( ve.ui.DimensionsWidget, OO.ui.Widget );
/* Events */
/**
* @event widthChange
* @param {string} value The new width
*/
/**
* @event heightChange
* @param {string} value The new width
*/
/* Methods */
/**
* Respond to width change, propagate the input change event
*
* @param {string} value The new changed value
* @fires widthChange
*/
ve.ui.DimensionsWidget.prototype.onWidthChange = function ( value ) {
this.emit( 'widthChange', value );
};
/**
* Respond to height change, propagate the input change event
*
* @param {string} value The new changed value
* @fires heightChange
*/
ve.ui.DimensionsWidget.prototype.onHeightChange = function ( value ) {
this.emit( 'heightChange', value );
};
/**
* Set default dimensions
*
* @param {Object} dimensions Default dimensions, width and height
* @return {ve.ui.DimensionsWidget}
* @chainable
*/
ve.ui.DimensionsWidget.prototype.setDefaults = function ( dimensions ) {
if ( dimensions.width && dimensions.height ) {
this.defaults = ve.copy( dimensions );
this.renderDefaults();
}
return this;
};
/**
* Render the default dimensions as input placeholders
*/
ve.ui.DimensionsWidget.prototype.renderDefaults = function () {
this.widthInput.$input.prop( 'placeholder', this.getDefaults().width );
this.heightInput.$input.prop( 'placeholder', this.getDefaults().height );
};
/**
* Get the default dimensions
*
* @return {Object} Default dimensions
*/
ve.ui.DimensionsWidget.prototype.getDefaults = function () {
return this.defaults;
};
/**
* Remove the default dimensions
*
* @return {ve.ui.DimensionsWidget}
* @chainable
*/
ve.ui.DimensionsWidget.prototype.removeDefaults = function () {
this.defaults = { width: '', height: '' };
this.renderDefaults();
return this;
};
/**
* Check whether the widget is empty.
*
* @return {boolean} Both values are empty
*/
ve.ui.DimensionsWidget.prototype.isEmpty = function () {
return (
this.widthInput.getValue() === '' &&
this.heightInput.getValue() === ''
);
};
/**
* Set an empty value for the dimensions inputs so they show
* the placeholders if those exist.
*
* @return {ve.ui.DimensionsWidget}
* @chainable
*/
ve.ui.DimensionsWidget.prototype.clear = function () {
this.widthInput.setValue( '' );
this.heightInput.setValue( '' );
return this;
};
/**
* Reset the dimensions to the default dimensions.
*
* @return {ve.ui.DimensionsWidget}
* @chainable
*/
ve.ui.DimensionsWidget.prototype.reset = function () {
this.setDimensions( this.getDefaults() );
return this;
};
/**
* Set the dimensions value of the inputs
*
* @param {Object} dimensions The width and height values of the inputs
* @param {number} dimensions.width The value of the width input
* @param {number} dimensions.height The value of the height input
* @return {ve.ui.DimensionsWidget}
* @chainable
*/
ve.ui.DimensionsWidget.prototype.setDimensions = function ( dimensions ) {
if ( dimensions.width ) {
this.setWidth( dimensions.width );
}
if ( dimensions.height ) {
this.setHeight( dimensions.height );
}
return this;
};
/**
* Return the current dimension values in the widget
*
* @return {Object} dimensions The width and height values of the inputs
* @return {number} dimensions.width The value of the width input
* @return {number} dimensions.height The value of the height input
*/
ve.ui.DimensionsWidget.prototype.getDimensions = function () {
return {
width: +this.widthInput.getValue(),
height: +this.heightInput.getValue()
};
};
/**
* Disable or enable the inputs
*
* @param {boolean} disabled Set disabled or enabled
* @return {ve.ui.DimensionsWidget}
* @chainable
*/
ve.ui.DimensionsWidget.prototype.setDisabled = function ( disabled ) {
// Parent method
ve.ui.DimensionsWidget.super.prototype.setDisabled.call( this, disabled );
// The 'setDisabled' method runs in the constructor before the
// inputs are initialized
if ( this.widthInput ) {
this.widthInput.setDisabled( disabled );
}
if ( this.heightInput ) {
this.heightInput.setDisabled( disabled );
}
return this;
};
/**
* Check if the widget is read-only
*
* @return {boolean}
*/
ve.ui.DimensionsWidget.prototype.isReadOnly = function () {
return this.readOnly;
};
/**
* Set the read-only state of the widget
*
* @param {boolean} readOnly Make widget read-only
* @return {ve.ui.DimensionsWidget}
* @chainable
*/
ve.ui.DimensionsWidget.prototype.setReadOnly = function ( readOnly ) {
this.readOnly = readOnly;
this.widthInput.setReadOnly( readOnly );
this.heightInput.setReadOnly( readOnly );
return this;
};
/**
* Get the current value in the width input
*
* @return {string} Input value
*/
ve.ui.DimensionsWidget.prototype.getWidth = function () {
return this.widthInput.getValue();
};
/**
* Get the current value in the height input
*
* @return {string} Input value
*/
ve.ui.DimensionsWidget.prototype.getHeight = function () {
return this.heightInput.getValue();
};
/**
* Set a value for the width input
*
* @param {string} value
* @return {ve.ui.DimensionsWidget}
* @chainable
*/
ve.ui.DimensionsWidget.prototype.setWidth = function ( value ) {
this.widthInput.setValue( value );
return this;
};
/**
* Set a value for the height input
*
* @param {string} value
* @return {ve.ui.DimensionsWidget}
* @chainable
*/
ve.ui.DimensionsWidget.prototype.setHeight = function ( value ) {
this.heightInput.setValue( value );
return this;
};
/**
* Sets the 'invalid' flag appropriately on both text inputs.
*
* @return {ve.ui.DimensionsWidget}
* @chainable
*/
ve.ui.DimensionsWidget.prototype.setValidityFlag = function () {
this.widthInput.setValidityFlag();
this.heightInput.setValidityFlag();
return this;
};
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