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/** |
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* Provides functionality for tabbed interfaces. |
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* |
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* @package WPZincDashboardWidget |
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* @author WP Zinc |
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*/ |
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|
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/** |
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* Initializes tabbed interfaces |
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* |
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* @since 1.0.0 |
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*/ |
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function wp_zinc_tabs_init() { |
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|
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( function ( $ ) { |
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|
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// Safely call this function by destroying any previously initialized instances. |
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wp_zinc_tabs_destroy(); |
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|
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// Iterate through all JS tab instances, initializing each one. |
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$( '.wpzinc-js-tabs' ).each( |
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function () { |
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|
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var nav_tab_container = $( this ), |
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nav_tab_panels_container = $( nav_tab_container ).data( 'panels-container' ), |
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nav_tab_panel = $( nav_tab_container ).data( 'panel' ), |
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nav_tab_active = $( nav_tab_container ).data( 'active' ), |
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match_height = $( nav_tab_container ).data( 'match-height' ); |
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|
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// Call update. |
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wp_zinc_tabs_update( nav_tab_container, nav_tab_panels_container, nav_tab_panel, nav_tab_active, $( 'a.' + nav_tab_active, $( nav_tab_container ) ).attr( 'href' ) ); |
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|
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// If fix height is set, define the height of the content areas to match the parent of the nav tab container. |
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if ( typeof match_height !== 'undefined' ) { |
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$( nav_tab_panels_container ).height( $( match_height ).innerHeight() ); |
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} |
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|
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// Register a listener when a tab is clicked. |
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$( nav_tab_container ).on( |
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'click.wpzinc_tabs', |
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'a', |
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function ( e ) { |
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|
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// Don't do anything if this is an external URL. |
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if ( location.hostname === this.hostname || ! this.hostname.length ) { |
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// Local. |
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e.preventDefault(); |
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} else { |
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// External. |
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return true; |
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} |
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|
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// Update the UI to show the active tab and content associated with it. |
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wp_zinc_tabs_update( nav_tab_container, nav_tab_panels_container, nav_tab_panel, nav_tab_active, $( this ).attr( 'href' ) ); |
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|
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} |
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); |
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|
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} |
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); |
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|
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// Register a listener when a form element has the data-tab attribute, to toggle a tab's enabled/disabled icon. |
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$( '.wpzinc-tab-indicator' ).on( |
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'change.wpzinc_tab_indicator', |
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function ( e ) { |
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|
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var tab_href = $( this ).data( 'tab' ); |
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|
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if ( $( this ).is( 'input' ) ) { |
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var enabled = $( this ).prop( 'checked' ); |
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} else if ( $( this ).is( 'select' ) ) { |
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var enabled = $( this ).val(); |
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} |
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|
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// Enable or Disable Tab. |
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if ( enabled == 1 ) { |
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$( 'a[href=#' + tab_href + ']' ).addClass( 'enabled' ); |
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} else { |
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$( 'a[href=#' + tab_href + ']' ).removeClass( 'enabled' ); |
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} |
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|
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} |
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); |
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|
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} )( jQuery ); |
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|
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} |
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|
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/** |
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* For the given active tab: |
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* - Hides all other content in the group |
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* - Shows content associated with the active tab |
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* |
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* @since 1.0.0 |
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* |
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* @param object nav_tab_container <ul> Navigation Tab Container |
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* @param string nav_tab_panels_container ID of element containing content panel, to display, which associate with the navigation tabs |
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* @param string nav_tab_panel Class of elements containing content panels, to hide, which associate with the navigation tabs |
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* @param string nav_tab_active Class to apply to the clicked active_tab element |
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* @param string active_tab ID of <a> tab which has been selected / clicked |
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*/ |
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function wp_zinc_tabs_update( nav_tab_container, nav_tab_panels_container, nav_tab_panel, nav_tab_active, active_tab ) { |
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|
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( function ( $ ) { |
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|
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// If we don't have an active tab at this point, we don't have any tabs, so bail. |
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if ( typeof active_tab == 'undefined' ) { |
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return; |
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} |
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if ( active_tab.length == 0 ) { |
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return; |
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} |
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|
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// Fetch the <a> element that was clicked / selected. |
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var link = $( 'a[href="' + active_tab + '"]', $( nav_tab_container ) ); |
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|
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// Deactivate all tabs in this container. |
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$( 'a', $( nav_tab_container ) ).removeClass( nav_tab_active ); |
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|
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// Hide all panels in this container. |
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$( nav_tab_panel, $( nav_tab_panels_container ) ).hide(); |
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|
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// Activate the clicked / selected tab in this container. |
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$( 'a[href="' + active_tab + '"]', $( nav_tab_container ) ).addClass( nav_tab_active ); |
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|
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// Show the active tab's panels in this container. |
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$( active_tab ).show(); |
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|
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// Update the Documentation tab, if it exists. |
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if ( typeof $( link ).data( 'documentation' ) != 'undefined' ) { |
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$( 'a.nav-tab.documentation' ).attr( 'href', $( link ).data( 'documentation' ) ); |
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} |
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|
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// Fire a change event, with a slight delay. |
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setTimeout( |
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function () { |
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$( nav_tab_container ).trigger( 'change', link ); |
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}, |
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500 |
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); |
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|
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} )( jQuery ); |
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|
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} |
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|
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/** |
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* Destroys previously initialized tabbed interfaces, no longer |
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* listening to events. |
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* |
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* @since 1.0.0 |
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*/ |
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function wp_zinc_tabs_destroy() { |
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|
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( function ( $ ) { |
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|
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// Iterate through all JS tab instances, destroying each one. |
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$( '.wpzinc-js-tabs' ).each( |
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function () { |
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|
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$( this ).off( 'click.wpzinc_tabs', 'a' ); |
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$( this ).off( 'change.wpzinc_tab_indicator' ); |
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|
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} |
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); |
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|
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} )( jQuery ); |
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|
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} |
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|
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/** |
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* Tabbed UI |
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* |
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* @since 1.0.0 |
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*/ |
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jQuery( document ).ready( |
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function ( $ ) { |
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|
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/** |
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* Tabbed UI |
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*/ |
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if ( $( '.wpzinc-js-tabs' ).length > 0 ) { |
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|
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wp_zinc_tabs_init(); |
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|
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} |
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|
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} |
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); |
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|
