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* VisualEditor ContentEditable linear escape key down handler
*
* @copyright See AUTHORS.txt
*/
/* istanbul ignore next */
/**
* Tab key down handler for linear selections.
*
* @class
* @extends ve.ce.KeyDownHandler
*
* @constructor
*/
ve.ce.LinearTabKeyDownHandler = function VeCeLinearTabKeyDownHandler() {
// Parent constructor - never called because class is fully static
// ve.ui.LinearTabKeyDownHandler.super.apply( this, arguments );
};
/* Inheritance */
OO.inheritClass( ve.ce.LinearTabKeyDownHandler, ve.ce.KeyDownHandler );
/* Static properties */
ve.ce.LinearTabKeyDownHandler.static.name = 'linearTab';
ve.ce.LinearTabKeyDownHandler.static.keys = [ OO.ui.Keys.TAB ];
ve.ce.LinearTabKeyDownHandler.static.supportedSelections = [ 'linear' ];
/* Static methods */
/**
* Handle tab key down events with a linear selection while table editing.
*
* @inheritdoc
*/
ve.ce.LinearTabKeyDownHandler.static.execute = function ( surface, e ) {
const activeTableNode = surface.getActiveNode() && surface.getActiveNode().findParent( ve.ce.TableNode ),
activeTableCaptionNode = surface.getActiveNode() && surface.getActiveNode().findParent( ve.ce.TableCaptionNode ),
documentModel = surface.getModel().getDocument();
// Check we have an active table node
if ( activeTableNode ) {
if ( e.ctrlKey || e.altKey || e.metaKey ) {
// Support: Firefox
// In Firefox, ctrl-tab to switch browser-tabs still triggers the
// keydown event.
return;
}
if ( activeTableNode.editingFragment ) {
// we are inside a cell (editingFragment), and not just a caption
e.preventDefault();
e.stopPropagation();
activeTableNode.setEditing( false );
// If this was a merged cell, we're going to have unexpected behavior when the selection moves,
// so preemptively collapse to the top-left point of the merged cell.
surface.getModel().setSelection( surface.getModel().getSelection().collapseToStart() );
ve.ce.TableArrowKeyDownHandler.static.moveTableSelection(
surface,
0, // Rows
e.shiftKey ? -1 : 1, // Columns
false, // Logical direction, not visual
false, // Don't expand the current selection,
true // Wrap to next/previous row
);
Eif ( surface.getModel().getSelection() instanceof ve.dm.TableSelection ) {
// Might have moved off the table and into the caption
activeTableNode.setEditing( true );
}
return true;
} else Eif ( activeTableCaptionNode ) {
// We're in a table caption
e.preventDefault();
e.stopPropagation();
if ( e.shiftKey ) {
// back out of the table
surface.getModel().setSelection( new ve.dm.LinearSelection( documentModel.getRelativeRange( activeTableNode.getRange(), -1 ) ) );
} else {
// move to the first cell
surface.getModel().setSelection( new ve.dm.TableSelection( activeTableNode.getOuterRange(), 0, 0 ) );
}
return true;
}
}
return surface.getSurface().doesAllowTabFocusChange();
};
/* Registration */
ve.ce.keyDownHandlerFactory.register( ve.ce.LinearTabKeyDownHandler );
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