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* VisualEditor ContentEditable TableNode class.
*
* @copyright See AUTHORS.txt
*/
/**
* ContentEditable table node.
*
* @class
* @extends ve.ce.BranchNode
* @constructor
* @param {ve.dm.TableNode} model Model to observe
* @param {Object} [config] Configuration options
*/
ve.ce.TableNode = function VeCeTableNode() {
// Parent constructor
ve.ce.TableNode.super.apply( this, arguments );
// Properties
this.surface = null;
this.active = false;
this.startCell = null;
this.endCell = null;
// Stores the original table selection as
// a fragment when entering cell edit mode
this.editingFragment = null;
// DOM changes
this.$element
.addClass( 've-ce-tableNode' )
.prop( 'contentEditable', 'false' );
};
/* Inheritance */
OO.inheritClass( ve.ce.TableNode, ve.ce.BranchNode );
/* Static properties */
ve.ce.TableNode.static.autoFocus = false;
/* Methods */
/**
* @inheritdoc
*/
ve.ce.TableNode.prototype.onSetup = function () {
// Parent method
ve.ce.TableNode.super.prototype.onSetup.call( this );
// Exit if already setup or not attached
Iif ( this.surface || !this.root ) {
return;
}
this.surface = this.getRoot().getSurface();
// Overlay
this.$selectionBox = $( '<div>' ).addClass( 've-ce-tableNodeOverlay-selection-box' );
this.$selectionBoxAnchor = $( '<div>' ).addClass( 've-ce-tableNodeOverlay-selection-box-anchor' );
Iif ( OO.ui.isMobile() ) {
this.nodeContext = new ve.ui.TableLineContext( this, 'table' );
} else {
this.nodeContext = null;
}
this.colContext = new ve.ui.TableLineContext( this, 'col' );
this.rowContext = new ve.ui.TableLineContext( this, 'row' );
this.$overlay = $( '<div>' )
.addClass( 've-ce-tableNodeOverlay oo-ui-element-hidden' )
.append(
this.$selectionBox,
this.$selectionBoxAnchor,
this.nodeContext ? this.nodeContext.$element : undefined,
this.colContext.$element,
this.rowContext.$element,
this.$rowBracket,
this.$colBracket
);
this.surface.surface.$blockers.append( this.$overlay );
// Events
this.$element.on( {
'mousedown.ve-ce-tableNode': this.onTableMouseDown.bind( this ),
'dblclick.ve-ce-tableNode': this.onTableDblClick.bind( this )
} );
this.$overlay.on( {
'mousedown.ve-ce-tableNode': this.onTableMouseDown.bind( this ),
'dblclick.ve-ce-tableNode': this.onTableDblClick.bind( this )
} );
this.onTableMouseUpHandler = this.onTableMouseUp.bind( this );
this.onTableMouseMoveHandler = this.onTableMouseMove.bind( this );
// Select and position events both fire updateOverlay, so debounce. Also makes
// sure that this.selectedRectangle is up to date before redrawing.
this.updateOverlayDebounced = ve.debounce( this.updateOverlay.bind( this ) );
this.surface.getModel().connect( this, { select: 'onSurfaceModelSelect' } );
this.surface.connect( this, {
position: this.updateOverlayDebounced,
activation: 'onSurfaceActivation'
} );
};
/**
* @inheritdoc
*/
ve.ce.TableNode.prototype.onTeardown = function () {
// Parent method
ve.ce.TableNode.super.prototype.onTeardown.call( this );
// Not yet setup
Iif ( !this.surface ) {
return;
}
// Events
this.$element.off( '.ve-ce-tableNode' );
this.$overlay.off( '.ve-ce-tableNode' );
this.surface.getModel().disconnect( this );
this.surface.disconnect( this );
this.$overlay.remove();
this.surface = null;
};
/**
* Handle table double click events
*
* @param {jQuery.Event} e Double click event
*/
ve.ce.TableNode.prototype.onTableDblClick = function ( e ) {
Iif ( !this.getCellNodeFromEvent( e ) ) {
return;
}
Eif ( this.surface.getModel().getSelection() instanceof ve.dm.TableSelection ) {
// Don't change selection in setEditing to avoid scrolling to bottom of cell
this.setEditing( true, true );
// getOffsetFromEventCoords doesn't work in ce=false in Firefox, so ensure
// this is called after setEditing( true ).
const offset = this.surface.getOffsetFromEventCoords( e.originalEvent );
Iif ( offset !== -1 ) {
// Set selection to where the double click happened
this.surface.getModel().setLinearSelection( new ve.Range( offset ) );
} else {
this.setEditing( true );
}
}
};
/**
* Handle mouse down or touch start events
*
* @param {jQuery.Event} e Mouse down or touch start event
*/
ve.ce.TableNode.prototype.onTableMouseDown = function ( e ) {
const cellNode = this.getCellNodeFromEvent( e );
Iif ( !cellNode ) {
return;
}
const endCell = this.getModel().getMatrix().lookupCell( cellNode.getModel() );
Iif ( !endCell ) {
e.preventDefault();
return;
}
const selection = this.surface.getModel().getSelection();
let startCell;
let newSelection;
if ( e.shiftKey && this.active ) {
// Extend selection from the anchor cell
if ( selection instanceof ve.dm.TableSelection ) {
startCell = { col: selection.fromCol, row: selection.fromRow };
} else {
startCell = this.getModel().getMatrix().lookupCell( this.getActiveCellNode().getModel() );
}
} else Iif (
( e.which === OO.ui.MouseButtons.RIGHT || this.surface.isDeactivated() ) &&
selection instanceof ve.dm.TableSelection &&
selection.containsCell( endCell )
) {
// Right click within the current selection, or any click in deactviated selection:
// leave selection as is
newSelection = selection;
// Make sure there's a startCell
startCell = this.startCell || endCell;
} else {
// Select single cell
startCell = endCell;
}
Eif ( !newSelection ) {
newSelection = new ve.dm.TableSelection(
this.getModel().getOuterRange(),
startCell.col,
startCell.row,
endCell.col,
endCell.row
);
newSelection = newSelection.expand( this.getModel().getDocument() );
}
if ( this.editingFragment ) {
Iif ( newSelection.equals( this.editingFragment.getSelection() ) ) {
// Clicking on the editing cell, don't prevent default
return;
} else {
this.setEditing( false, true );
}
}
this.surface.getModel().setSelection( newSelection );
// Ensure surface is active as native 'focus' event won't be fired
this.surface.activate();
// Right-click on a cell which isn't being edited
Iif ( e.which === OO.ui.MouseButtons.RIGHT && !this.getActiveCellNode() ) {
// The same technique is used in ve.ce.FocusableNode
// Make ce=true so we get cut/paste options in the context menu
cellNode.$element.prop( 'contentEditable', true );
// Select the clicked element so we get a copy option in the context menu
ve.selectElement( cellNode.$element[ 0 ] );
setTimeout( () => {
// Undo ce=true as soon as the context menu is shown
cellNode.$element.prop( 'contentEditable', 'false' );
// Trigger onModelSelect to restore the selection
this.surface.onModelSelect();
} );
return;
}
this.startCell = startCell;
this.endCell = endCell;
Iif ( !( selection instanceof ve.dm.TableSelection ) && OO.ui.isMobile() ) {
// On mobile, fall through to the double-click behavior on a single tap --
// this will place the cursor within the cell, rather than remaining in
// table-selection mode.
// As we just have only just set the table selection, the surface is in
// process of deactivating, so wait for the event loop to clear before
// continuing.
setTimeout( () => {
this.onTableDblClick( e );
} );
} else {
this.surface.$document.on( {
'mouseup touchend': this.onTableMouseUpHandler,
'mousemove touchmove': this.onTableMouseMoveHandler
} );
}
e.preventDefault();
};
/**
* Get a table cell node from a mouse event
*
* Works around various issues with touch events and browser support.
*
* @param {jQuery.Event} e Mouse event
* @return {ve.ce.TableCellNode|null} Table cell node
*/
ve.ce.TableNode.prototype.getCellNodeFromEvent = function ( e ) {
// 'touchmove' doesn't give a correct e.target, so calculate it from coordinates
Iif ( e.type === 'touchstart' && e.originalEvent.touches.length > 1 ) {
// Ignore multi-touch
return null;
} else Iif ( e.type === 'touchmove' ) {
if ( e.originalEvent.touches.length > 1 ) {
// Ignore multi-touch
return null;
}
const touch = e.originalEvent.touches[ 0 ];
return this.getCellNodeFromPoint( touch.clientX, touch.clientY );
} else {
return this.getNearestCellNode( e.target );
}
};
/**
* Get the cell node from a point
*
* @param {number} x X offset
* @param {number} y Y offset
* @return {ve.ce.TableCellNode|null} Table cell node, or null if none found
*/
ve.ce.TableNode.prototype.getCellNodeFromPoint = function ( x, y ) {
return this.getNearestCellNode(
this.surface.getElementDocument().elementFromPoint( x, y )
);
};
/**
* Get the nearest cell node in this table to an element
*
* If the nearest cell node is in another table, return null.
*
* @param {HTMLElement} element Element target to find nearest cell node to
* @return {ve.ce.TableCellNode|null} Table cell node, or null if none found
*/
ve.ce.TableNode.prototype.getNearestCellNode = function ( element ) {
const $element = $( element ),
$table = $element.closest( 'table' );
// Nested table, ignore
if ( !this.$element.is( $table ) ) {
return null;
}
return $element.closest( 'td, th' ).data( 'view' );
};
/**
* Handle mouse/touch move events
*
* @param {jQuery.Event} e Mouse/touch move event
*/
ve.ce.TableNode.prototype.onTableMouseMove = function ( e ) {
const endCellNode = this.getCellNodeFromEvent( e );
Iif ( !endCellNode ) {
return;
}
const endCell = this.getModel().matrix.lookupCell( endCellNode.getModel() );
Eif ( !endCell || endCell === this.endCell ) {
return;
}
this.endCell = endCell;
let selection = new ve.dm.TableSelection(
this.getModel().getOuterRange(),
this.startCell.col, this.startCell.row, endCell.col, endCell.row
);
selection = selection.expand( this.getModel().getDocument() );
this.surface.getModel().setSelection( selection );
};
/**
* Handle mouse up or touch end events
*
* @param {jQuery.Event} e Mouse up or touch end event
*/
ve.ce.TableNode.prototype.onTableMouseUp = function () {
this.startCell = null;
this.endCell = null;
this.surface.$document.off( {
'mouseup touchend': this.onTableMouseUpHandler,
'mousemove touchmove': this.onTableMouseMoveHandler
} );
};
/**
* Set the editing state of the table
*
* @param {boolean} isEditing The table is being edited
* @param {boolean} noSelect Don't change the selection
*/
ve.ce.TableNode.prototype.setEditing = function ( isEditing, noSelect ) {
const surfaceModel = this.surface.getModel(),
documentModel = surfaceModel.getDocument();
let selection = surfaceModel.getSelection();
if ( isEditing ) {
Iif ( !selection.isSingleCell( documentModel ) ) {
selection = selection.collapseToFrom();
this.surface.getModel().setSelection( selection );
}
const cell = this.getCellNodesFromSelection( selection )[ 0 ];
Iif ( !cell.isCellEditable() ) {
return;
}
this.editingFragment = this.surface.getModel().getFragment( selection );
cell.setEditing( true );
if ( !noSelect ) {
const cellRange = cell.getModel().getRange();
const offset = surfaceModel.getDocument().data.getNearestContentOffset( cellRange.end, -1 );
Eif ( offset > cellRange.start ) {
surfaceModel.setLinearSelection( new ve.Range( offset ) );
}
}
} else {
let activeCellNode;
if ( ( activeCellNode = this.getActiveCellNode() ) ) {
activeCellNode.setEditing( false );
if ( !noSelect ) {
surfaceModel.setSelection( this.editingFragment.getSelection() );
}
}
this.editingFragment = null;
}
this.$element.toggleClass( 've-ce-tableNode-editing', isEditing );
this.$overlay.toggleClass( 've-ce-tableNodeOverlay-editing', isEditing );
};
/**
* Handle select events from the surface model.
*
* @param {ve.dm.Selection} selection
*/
ve.ce.TableNode.prototype.onSurfaceModelSelect = function ( selection ) {
// The table is active if there is a linear selection inside a cell being edited
// or a table selection matching this table.
const active =
(
this.editingFragment !== null &&
selection instanceof ve.dm.LinearSelection &&
this.editingFragment.getSelection().getRanges(
this.editingFragment.getDocument()
)[ 0 ].containsRange( selection.getRange() )
) ||
(
selection instanceof ve.dm.TableSelection &&
selection.tableRange.equalsSelection( this.getModel().getOuterRange() )
);
if ( active ) {
if ( !this.active ) {
this.$overlay.removeClass( 'oo-ui-element-hidden' );
// Only register touchstart event after table has become active to prevent
// accidental focusing of the table while scrolling
this.$element.on( 'touchstart.ve-ce-tableNode', this.onTableMouseDown.bind( this ) );
}
// Ignore update the overlay if the table selection changed, i.e. not an in-cell selection change
if ( selection instanceof ve.dm.TableSelection ) {
if ( this.editingFragment ) {
this.setEditing( false, true );
}
this.updateOverlayDebounced();
}
} else if ( !active && this.active ) {
this.$overlay.addClass( 'oo-ui-element-hidden' );
Iif ( this.editingFragment ) {
this.setEditing( false, true );
}
// When the table of the active node is deactivated, clear the active node
Iif ( this.getActiveCellNode() ) {
this.surface.setActiveNode( null );
}
this.$element.off( 'touchstart.ve-ce-tableNode' );
}
this.$element.toggleClass( 've-ce-tableNode-active', active );
this.active = active;
};
/**
* Get the active node in this table, if it has one
*
* @return {ve.ce.TableNode|null} The active cell node in this table
*/
ve.ce.TableNode.prototype.getActiveCellNode = function () {
const activeNode = this.surface.getActiveNode(),
tableNodeOfActiveCellNode = activeNode && activeNode instanceof ve.ce.TableCellNode && activeNode.findParent( ve.ce.TableNode );
return tableNodeOfActiveCellNode === this ? activeNode : null;
};
/**
* Handle activation events from the surface
*/
ve.ce.TableNode.prototype.onSurfaceActivation = function () {
this.$overlay.toggleClass( 've-ce-tableNodeOverlay-deactivated', !!this.surface.isShownAsDeactivated() );
};
/**
* Update the overlay positions
*/
ve.ce.TableNode.prototype.updateOverlay = function () {
Eif (
!this.active || !this.root ||
!this.surface ||
// Overlay isn't attached, e.g. in tests
!this.surface.surface.$blockers[ 0 ].parentNode
) {
return;
}
const selection = this.editingFragment ?
this.editingFragment.getSelection() :
this.surface.getModel().getSelection();
const documentModel = this.editingFragment ?
this.editingFragment.getDocument() :
this.surface.getModel().getDocument();
// getBoundingClientRect is more accurate but must be used consistently
// due to the iOS7 bug where it is relative to the document.
const tableOffset = this.getFirstSectionNode().$element[ 0 ].getBoundingClientRect();
const surfaceOffset = this.surface.getSurface().$element[ 0 ].getBoundingClientRect();
if ( !tableOffset ) {
return;
}
const selectionRect = this.surface.getSelection( selection ).getSelectionBoundingRect();
if ( !selectionRect ) {
return;
}
// Compute a bounding box for the given cell elements
const selectionOffset = ve.translateRect(
selectionRect,
surfaceOffset.left - tableOffset.left, surfaceOffset.top - tableOffset.top
);
let anchorOffset;
if ( selection.isSingleCell( documentModel ) ) {
// Optimization, use same rects as whole selection
anchorOffset = selectionOffset;
} else {
anchorOffset = ve.translateRect(
this.surface.getSelection( selection.collapseToFrom() ).getSelectionBoundingRect(),
surfaceOffset.left - tableOffset.left, surfaceOffset.top - tableOffset.top
);
}
// Resize controls
this.$selectionBox.css( {
top: selectionOffset.top,
left: selectionOffset.left,
width: selectionOffset.width,
height: selectionOffset.height
} );
this.$selectionBoxAnchor.css( {
top: anchorOffset.top,
left: anchorOffset.left,
width: anchorOffset.width,
height: anchorOffset.height
} );
// Position controls
this.$overlay.css( {
top: tableOffset.top - surfaceOffset.top,
left: tableOffset.left - surfaceOffset.left,
width: tableOffset.width
} );
// this.nodeContext doesn't need to adjust to the line
this.colContext.icon.$element.css( {
left: selectionOffset.left,
width: selectionOffset.width
} );
this.rowContext.icon.$element.css( {
top: selectionOffset.top,
height: selectionOffset.height
} );
if ( this.nodeContext ) {
this.nodeContext.$element.toggleClass( 'oo-ui-element-hidden', this.surface.isReadOnly() );
}
this.colContext.$element.toggleClass( 'oo-ui-element-hidden', this.surface.isReadOnly() );
this.rowContext.$element.toggleClass( 'oo-ui-element-hidden', this.surface.isReadOnly() );
// Classes
this.$selectionBox.toggleClass( 've-ce-tableNodeOverlay-selection-box-notEditable', !selection.isEditable( documentModel ) );
};
/**
* Get the first section node of the table, skipping over any caption nodes
*
* @return {ve.ce.TableSectionNode} First table section node
*/
ve.ce.TableNode.prototype.getFirstSectionNode = function () {
let i = 0;
while ( !( this.children[ i ] instanceof ve.ce.TableSectionNode ) ) {
i++;
}
return this.children[ i ];
};
/**
* Get a cell node from a single cell selection
*
* @param {ve.dm.TableSelection} selection Single cell table selection
* @return {ve.ce.TableCellNode[]} Cell nodes
*/
ve.ce.TableNode.prototype.getCellNodesFromSelection = function ( selection ) {
const cells = selection.getMatrixCells( this.getModel().getDocument() ),
nodes = [];
for ( let i = 0, l = cells.length; i < l; i++ ) {
const cellModel = cells[ i ].node;
const cellView = this.getNodeFromOffset( cellModel.getOffset() - this.model.getOffset() );
nodes.push( cellView );
}
return nodes;
};
/* Static Properties */
ve.ce.TableNode.static.name = 'table';
ve.ce.TableNode.static.tagName = 'table';
/* Registration */
ve.ce.nodeFactory.register( ve.ce.TableNode );
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