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CPTableView.j
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CPTableView.j
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/*
* CPTableView.j
* AppKit
*
* Created by Francisco Tolmasky.
* Copyright 2009, 280 North, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
@import <Foundation/CPArray.j>
@import <Foundation/CPIndexSet.j>
@import "CPDragServer_Constants.j"
@import "CGGradient.j"
@import "CPCib.j"
@import "CPCompatibility.j"
@import "CPControl.j"
@import "CPImageView.j"
@import "CPScroller.j"
@import "CPScrollView.j"
@import "CPTableColumn.j"
@import "CPTableHeaderView.j"
@import "CPText.j"
@import "_CPCornerView.j"
@class CPButton
@class CPClipView
@class CPUserDefaults
@class CPTableHeaderView
@class CPClipView
@class CPButton
@global CPApp
CPTableViewColumnDidMoveNotification = @"CPTableViewColumnDidMoveNotification";
CPTableViewColumnDidResizeNotification = @"CPTableViewColumnDidResizeNotification";
CPTableViewSelectionDidChangeNotification = @"CPTableViewSelectionDidChangeNotification";
CPTableViewSelectionIsChangingNotification = @"CPTableViewSelectionIsChangingNotification";
var CPTableViewDataSource_numberOfRowsInTableView_ = 1 << 0,
CPTableViewDataSource_tableView_objectValueForTableColumn_row_ = 1 << 1,
CPTableViewDataSource_tableView_setObjectValue_forTableColumn_row_ = 1 << 2,
CPTableViewDataSource_tableView_acceptDrop_row_dropOperation_ = 1 << 3,
CPTableViewDataSource_tableView_namesOfPromisedFilesDroppedAtDestination_forDraggedRowsWithIndexes_ = 1 << 4,
CPTableViewDataSource_tableView_validateDrop_proposedRow_proposedDropOperation_ = 1 << 5,
CPTableViewDataSource_tableView_writeRowsWithIndexes_toPasteboard_ = 1 << 6,
CPTableViewDataSource_tableView_sortDescriptorsDidChange_ = 1 << 7;
var CPTableViewDelegate_selectionShouldChangeInTableView_ = 1 << 0,
CPTableViewDelegate_tableView_viewForTableColumn_row_ = 1 << 1,
CPTableViewDelegate_tableView_dataViewForTableColumn_row_ = 1 << 21,
CPTableViewDelegate_tableView_didClickTableColumn_ = 1 << 2,
CPTableViewDelegate_tableView_didDragTableColumn_ = 1 << 3,
CPTableViewDelegate_tableView_heightOfRow_ = 1 << 4,
CPTableViewDelegate_tableView_isGroupRow_ = 1 << 5,
CPTableViewDelegate_tableView_mouseDownInHeaderOfTableColumn_ = 1 << 6,
CPTableViewDelegate_tableView_nextTypeSelectMatchFromRow_toRow_forString_ = 1 << 7,
CPTableViewDelegate_tableView_selectionIndexesForProposedSelection_ = 1 << 8,
CPTableViewDelegate_tableView_shouldEditTableColumn_row_ = 1 << 9,
CPTableViewDelegate_tableView_shouldSelectRow_ = 1 << 10,
CPTableViewDelegate_tableView_shouldSelectTableColumn_ = 1 << 11,
CPTableViewDelegate_tableView_shouldShowViewExpansionForTableColumn_row_ = 1 << 12,
CPTableViewDelegate_tableView_shouldTrackView_forTableColumn_row_ = 1 << 13,
CPTableViewDelegate_tableView_shouldTypeSelectForEvent_withCurrentSearchString_ = 1 << 14,
CPTableViewDelegate_tableView_toolTipForView_rect_tableColumn_row_mouseLocation_ = 1 << 15,
CPTableViewDelegate_tableView_typeSelectStringForTableColumn_row_ = 1 << 16,
CPTableViewDelegate_tableView_willDisplayView_forTableColumn_row_ = 1 << 17,
CPTableViewDelegate_tableViewSelectionDidChange_ = 1 << 18,
CPTableViewDelegate_tableViewSelectionIsChanging_ = 1 << 19,
CPTableViewDelegate_tableViewMenuForTableColumn_Row_ = 1 << 20;
CPTableViewDelegate_tableView_shouldReorderColumn_toColumn_ = 1 << 21;
//CPTableViewDraggingDestinationFeedbackStyles
CPTableViewDraggingDestinationFeedbackStyleNone = -1;
CPTableViewDraggingDestinationFeedbackStyleRegular = 0;
CPTableViewDraggingDestinationFeedbackStyleSourceList = 1;
//CPTableViewDropOperations
CPTableViewDropOn = 0;
CPTableViewDropAbove = 1;
CPSourceListGradient = @"CPSourceListGradient";
CPSourceListTopLineColor = @"CPSourceListTopLineColor";
CPSourceListBottomLineColor = @"CPSourceListBottomLineColor";
// TODO: add docs
CPTableViewSelectionHighlightStyleNone = -1;
CPTableViewSelectionHighlightStyleRegular = 0;
CPTableViewSelectionHighlightStyleSourceList = 1;
CPTableViewGridNone = 0;
CPTableViewSolidVerticalGridLineMask = 1 << 0;
CPTableViewSolidHorizontalGridLineMask = 1 << 1;
CPTableViewNoColumnAutoresizing = 0;
CPTableViewUniformColumnAutoresizingStyle = 1; // FIX ME: This is FUBAR
CPTableViewSequentialColumnAutoresizingStyle = 2;
CPTableViewReverseSequentialColumnAutoresizingStyle = 3;
CPTableViewLastColumnOnlyAutoresizingStyle = 4;
CPTableViewFirstColumnOnlyAutoresizingStyle = 5;
#define NUMBER_OF_COLUMNS() (_tableColumns.length)
#define UPDATE_COLUMN_RANGES_IF_NECESSARY() if (_dirtyTableColumnRangeIndex !== CPNotFound) [self _recalculateTableColumnRanges];
@implementation _CPTableDrawView : CPView
{
CPTableView _tableView;
}
- (id)initWithTableView:(CPTableView)aTableView
{
self = [super init];
if (self)
_tableView = aTableView;
return self;
}
- (void)drawRect:(CGRect)aRect
{
var frame = [self frame],
context = [[CPGraphicsContext currentContext] graphicsPort];
CGContextTranslateCTM(context, -CGRectGetMinX(frame), -CGRectGetMinY(frame));
[_tableView _drawRect:aRect];
}
@end
/*!
@ingroup appkit
@class CPTableView
CPTableView object displays record-oriented data in a table and
allows the user to edit values and resize and rearrange columns.
A CPTableView requires you to either set a data source which implements
@ref numberofrows "numberOfRowsInTableView:" and @ref objectValueForTable "tableView:objectValueForTableColumn:row:",
or alternatively to provide data through Key Value Bindings.
To use a table view with Key Value Bindings, bind each column's
\c CPValueBinding to an \c array.field path - typically this would be to a path
in an array controller like \c arrangedObjects.X, where \c X is the name of a
field. Optionally also bind the table's \c selectionIndexes and
\c sortDescriptors to the array controller.
All delegate and data source methods are documented in the @ref setdatasource "setDataSource:" and @ref setdelegate "setDelegate:" methods.
If you want to display something other than just text in the table you should call @link CPTableColumn::setDataView: setDataView:@endlink on a CPTableColumn object. More documentation in that class including theme states.
@note CPTableView does not contain its own scrollview. You should be sure you place the tableview in a CPScrollView on your own.
*/
@implementation CPTableView : CPControl
{
id _dataSource;
CPInteger _implementedDataSourceMethods;
id _delegate;
CPInteger _implementedDelegateMethods;
CPArray _tableColumns;
CPArray _tableColumnRanges;
CPInteger _dirtyTableColumnRangeIndex;
CPInteger _numberOfHiddenColumns;
BOOL _reloadAllRows;
Object _objectValues;
CGRect _exposedRect;
CPIndexSet _exposedRows;
CPIndexSet _exposedColumns;
Object _dataViewsForTableColumns;
Object _cachedDataViews;
CPDictionary _archivedDataViews;
Object _unavailable_custom_cibs;
//Configuring Behavior
BOOL _allowsColumnReordering;
BOOL _allowsColumnResizing;
BOOL _allowsColumnSelection;
BOOL _allowsMultipleSelection;
BOOL _allowsEmptySelection;
CPArray _sortDescriptors;
//Setting Display Attributes
CGSize _intercellSpacing;
float _rowHeight;
BOOL _usesAlternatingRowBackgroundColors;
CPArray _alternatingRowBackgroundColors;
unsigned _selectionHighlightStyle;
CPColor _unfocusedSelectionHighlightColor;
CPDictionary _unfocusedSourceListSelectionColor;
CPTableColumn _currentHighlightedTableColumn;
unsigned _gridStyleMask;
unsigned _numberOfRows;
CPIndexSet _groupRows;
CPArray _cachedRowHeights;
// Persistence
CPString _autosaveName;
BOOL _autosaveTableColumns;
CPTableHeaderView _headerView;
_CPCornerView _cornerView;
CPIndexSet _selectedColumnIndexes;
CPIndexSet _selectedRowIndexes;
CPInteger _selectionAnchorRow;
CPInteger _lastSelectedRow;
CPIndexSet _previouslySelectedRowIndexes;
CGPoint _startTrackingPoint;
CPDate _startTrackingTimestamp;
BOOL _trackingPointMovedOutOfClickSlop;
CGPoint _editingCellIndex;
CPInteger _editingRow;
CPInteger _editingColumn;
_CPTableDrawView _tableDrawView;
SEL _doubleAction;
CPInteger _clickedRow;
CPInteger _clickedColumn;
unsigned _columnAutoResizingStyle;
int _lastTrackedRowIndex;
CGPoint _originalMouseDownPoint;
BOOL _verticalMotionCanDrag;
unsigned _destinationDragStyle;
BOOL _isSelectingSession;
CPIndexSet _draggedRowIndexes;
BOOL _wasSelectionBroken;
_CPDropOperationDrawingView _dropOperationFeedbackView;
CPDragOperation _dragOperationDefaultMask;
int _retargetedDropRow;
CPDragOperation _retargetedDropOperation;
CPArray _draggingViews;
BOOL _disableAutomaticResizing @accessors(property=disableAutomaticResizing);
BOOL _lastColumnShouldSnap;
BOOL _implementsCustomDrawRow;
BOOL _isViewBased;
BOOL _contentBindingExpicitelySet;
SEL _viewForTableColumnRowSelector;
CPTableColumn _draggedColumn;
CPArray _differedColumnDataToRemove;
}
/*!
@ignore
*/
+ (CPString)defaultThemeClass
{
return @"tableview";
}
/*!
@ignore
*/
+ (id)themeAttributes
{
return @{
@"alternating-row-colors": [CPNull null],
@"grid-color": [CPNull null],
@"highlighted-grid-color": [CPNull null],
@"selection-color": [CPNull null],
@"sourcelist-selection-color": [CPNull null],
@"sort-image": [CPNull null],
@"sort-image-reversed": [CPNull null],
@"selection-radius": [CPNull null],
@"image-generic-file": [CPNull null],
@"default-row-height": 25.0,
};
}
- (id)initWithFrame:(CGRect)aFrame
{
self = [super initWithFrame:aFrame];
if (self)
{
//Configuring Behavior
_allowsColumnReordering = YES;
_allowsColumnResizing = YES;
_allowsMultipleSelection = NO;
_allowsEmptySelection = YES;
_allowsColumnSelection = NO;
_disableAutomaticResizing = NO;
//Setting Display Attributes
_selectionHighlightStyle = CPTableViewSelectionHighlightStyleRegular;
[self setUsesAlternatingRowBackgroundColors:NO];
[self setAlternatingRowBackgroundColors:
[[CPColor whiteColor], [CPColor colorWithRed:245.0 / 255.0 green:249.0 / 255.0 blue:252.0 / 255.0 alpha:1.0]]];
_tableColumns = [];
_tableColumnRanges = [];
_dirtyTableColumnRangeIndex = CPNotFound;
_numberOfHiddenColumns = 0;
_intercellSpacing = CGSizeMake(3.0, 2.0);
_rowHeight = [self valueForThemeAttribute:@"default-row-height"];
[self setGridColor:[CPColor colorWithHexString:@"dce0e2"]];
[self setGridStyleMask:CPTableViewGridNone];
[self setHeaderView:[[CPTableHeaderView alloc] initWithFrame:CGRectMake(0, 0, [self bounds].size.width, _rowHeight)]];
[self setCornerView:[[_CPCornerView alloc] initWithFrame:CGRectMake(0, 0, [CPScroller scrollerWidth], CGRectGetHeight([_headerView frame]))]];
_currentHighlightedTableColumn = nil;
_draggedRowIndexes = [CPIndexSet indexSet];
_verticalMotionCanDrag = YES;
_isSelectingSession = NO;
_retargetedDropRow = nil;
_retargetedDropOperation = nil;
_dragOperationDefaultMask = nil;
_destinationDragStyle = CPTableViewDraggingDestinationFeedbackStyleRegular;
_contentBindingExpicitelySet = NO;
[self setBackgroundColor:[CPColor whiteColor]];
[self _init];
}
return self;
}
/*!
@ignore
FIX ME: we have a lot of redundant init stuff in initWithFrame: and initWithCoder: we should move it all into here.
we should do a full audit of all the initializers before 1.0
*/
- (void)_init
{
_lastSelectedRow = _clickedColumn = _clickedRow = -1;
_selectedColumnIndexes = [CPIndexSet indexSet];
_selectedRowIndexes = [CPIndexSet indexSet];
_dropOperationFeedbackView = [[_CPDropOperationDrawingView alloc] initWithFrame:CGRectMakeZero()];
[_dropOperationFeedbackView setTableView:self];
_lastColumnShouldSnap = NO;
if (!_alternatingRowBackgroundColors)
_alternatingRowBackgroundColors = [[CPColor whiteColor], [CPColor colorWithHexString:@"e4e7ff"]];
_tableColumnRanges = [];
_dirtyTableColumnRangeIndex = 0;
_numberOfHiddenColumns = 0;
_objectValues = { };
_dataViewsForTableColumns = { };
_numberOfRows = 0;
_exposedRows = [CPIndexSet indexSet];
_exposedColumns = [CPIndexSet indexSet];
_cachedDataViews = { };
_archivedDataViews = nil;
_viewForTableColumnRowSelector = nil;
_unavailable_custom_cibs = { };
_cachedRowHeights = [];
_groupRows = [CPIndexSet indexSet];
_tableDrawView = [[_CPTableDrawView alloc] initWithTableView:self];
[_tableDrawView setBackgroundColor:[CPColor clearColor]];
[self addSubview:_tableDrawView];
_draggedColumn = nil;
_draggingViews = [CPArray array];
_editingRow = CPNotFound;
_editingColumn = CPNotFound;
/* //gradients for the source list when CPTableView is NOT first responder or the window is NOT key
// FIX ME: we need to actually implement this.
_sourceListInactiveGradient = CGGradientCreateWithColorComponents(CGColorSpaceCreateDeviceRGB(), [168.0/255.0,183.0/255.0,205.0/255.0,1.0,157.0/255.0,174.0/255.0,199.0/255.0,1.0], [0,1], 2);
_sourceListInactiveTopLineColor = [CPColor colorWithCalibratedRed:(173.0/255.0) green:(187.0/255.0) blue:(209.0/255.0) alpha:1.0];
_sourceListInactiveBottomLineColor = [CPColor colorWithCalibratedRed:(150.0/255.0) green:(161.0/255.0) blue:(183.0/255.0) alpha:1.0];*/
_differedColumnDataToRemove = [];
_implementsCustomDrawRow = [self implementsSelector:@selector(drawRow:clipRect:)];
if (!_sortDescriptors)
_sortDescriptors = [];
[self _startObservingFirstResponder];
}
/*!
@anchor setdatasource
Sets the receiver's data source to a given object.
The data source implements various methods for handling the tableview's data when bindings are not used.
@param anObject The data source for the receiver. This object must implement numberOfRowsInTableView: and tableView:objectValueForTableColumn:row:
These methods are outlined below.
@section overview Overview
CPTableView generally requires a datasource to run. This data source can be thought of just like a delegate, but specifically for the tableview data.
Methods include:
@section required Required Methods
@anchor numberofrows
Returns the number of rows in the tableview
@code
- (int)numberOfRowsInTableView:(CPTableView)aTableView;
@endcode
Returns the object value for each dataview. Each dataview will be sent a setObjectValue: method which will contain the object you return from this datasource method.
@anchor objectValueForTable
@code
- (id)tableView:(CPTableView)aTableView objectValueForTableColumn:(CPTableColumn)aColumn row:(int)aRowIndex;
@endcode
@section editing Editing:
Sets the data object for an item in a given row and column. This needs to be implemented if you want inline editing support
@code
- (void)tableView:(CPTableView)aTableView setObjectValue:(id)anObject forTableColumn:(CPTableColumn)aTableColumn row:(int)rowIndex;
@endcode
@section sorting Sorting:
The tableview will call this method if you click the tableheader. You should sort the datasource based off of the new sort descriptors and reload the data
@code
- (void)tableView:(CPTableView)aTableView sortDescriptorsDidChange:(CPArray)oldDescriptors;
@endcode
@section draganddrop Drag and Drop:
@note In order for the tableview to receive drops don't forget to first register the tableview for drag types like you do with every other view.
Return the drag operation (move, copy, etc) that should be performed if a registered drag type is over the tableview
The data source can retarget a drop if you want by calling <pre>-(void)setDropRow:(int)aRow dropOperation:(CPTableViewDropOperation)anOperation;</pre>
@code
- (CPDragOperation)tableView:(CPTableView)aTableView validateDrop:(CPDraggingInfo)info proposedRow:(int)row proposedDropOperation:(CPTableViewDropOperation)operation;
@endcode
Returns YES if the drop operation is allowed otherwise NO. This method is invoked by the tableview after a drag should begin, but before it is started. If you don't want the drag to being return NO. If you want the drag to begin you should return YES and place the drag data on the pboard.
@code
- (BOOL)tableView:(CPTableView)aTableView writeRowsWithIndexes:(CPIndexSet)rowIndexes toPasteboard:(CPPasteboard)pboard;
@endcode
Return YES if the operation was successful otherwise return NO. The data source should incorporate the data from the dragging pasteboard in this method implementation. To get this data use the draggingPasteboard method on the CPDraggingInfo object.
@code
- (BOOL)tableView:(CPTableView)aTableView acceptDrop:(CPDraggingInfo)info row:(int)row dropOperation:(CPTableViewDropOperation)operation;
@endcode
NOT YET IMPLEMENTED
@code
- (CPArray)tableView:(CPTableView)aTableView namesOfPromisedFilesDroppedAtDestination:(CPURL)dropDestination forDraggedRowsWithIndexes:(CPIndexSet)indexSet;
@endcode
*/
- (void)setDataSource:(id)aDataSource
{
if (_dataSource === aDataSource)
return;
_dataSource = aDataSource;
_implementedDataSourceMethods = 0;
if (!_dataSource)
return;
var hasContentBinding = !![self infoForBinding:@"content"];
if ([_dataSource respondsToSelector:@selector(numberOfRowsInTableView:)])
_implementedDataSourceMethods |= CPTableViewDataSource_numberOfRowsInTableView_;
if ([_dataSource respondsToSelector:@selector(tableView:objectValueForTableColumn:row:)])
_implementedDataSourceMethods |= CPTableViewDataSource_tableView_objectValueForTableColumn_row_;
if ([_dataSource respondsToSelector:@selector(tableView:setObjectValue:forTableColumn:row:)])
_implementedDataSourceMethods |= CPTableViewDataSource_tableView_setObjectValue_forTableColumn_row_;
if ([_dataSource respondsToSelector:@selector(tableView:acceptDrop:row:dropOperation:)])
_implementedDataSourceMethods |= CPTableViewDataSource_tableView_acceptDrop_row_dropOperation_;
if ([_dataSource respondsToSelector:@selector(tableView:namesOfPromisedFilesDroppedAtDestination:forDraggedRowsWithIndexes:)])
_implementedDataSourceMethods |= CPTableViewDataSource_tableView_namesOfPromisedFilesDroppedAtDestination_forDraggedRowsWithIndexes_;
if ([_dataSource respondsToSelector:@selector(tableView:validateDrop:proposedRow:proposedDropOperation:)])
_implementedDataSourceMethods |= CPTableViewDataSource_tableView_validateDrop_proposedRow_proposedDropOperation_;
if ([_dataSource respondsToSelector:@selector(tableView:writeRowsWithIndexes:toPasteboard:)])
_implementedDataSourceMethods |= CPTableViewDataSource_tableView_writeRowsWithIndexes_toPasteboard_;
if ([_dataSource respondsToSelector:@selector(tableView:sortDescriptorsDidChange:)])
_implementedDataSourceMethods |= CPTableViewDataSource_tableView_sortDescriptorsDidChange_;
[self reloadData];
}
/*!
Returns the object that provides the data displayed by the receiver.
*/
- (id)dataSource
{
return _dataSource;
}
//Loading Data
/*!
Reloads the data for only the specified rows and columns.
@param rowIndexes The indexes of the rows to update.
@param columnIndexes The indexes of the columns to update.
*/
- (void)reloadDataForRowIndexes:(CPIndexSet)rowIndexes columnIndexes:(CPIndexSet)columnIndexes
{
[self reloadData];
// [_previouslyExposedRows removeIndexes:rowIndexes];
// [_previouslyExposedColumns removeIndexes:columnIndexes];
}
/*!
Reloads the data for all rows and columns.
*/
- (void)reloadData
{
//if (!_dataSource)
// return;
_reloadAllRows = YES;
_objectValues = { };
_cachedRowHeights = [];
// Otherwise, if we have a row marked as group with a
// index greater than the new number or rows
// it keeps the the graphical group style.
[_groupRows removeAllIndexes];
// This updates the size too.
[self noteNumberOfRowsChanged];
[self setNeedsLayout];
[self setNeedsDisplay:YES];
}
//Target-action Behavior
/*!
Sets the message sent to the target when the user double-clicks an
uneditable cell or a column header to a given selector.
@param aSelector The message the receiver sends to its target when the user
double-clicks an uneditable cell or a column header.
*/
- (void)setDoubleAction:(SEL)anAction
{
_doubleAction = anAction;
}
/*!
Returns the double click action selector.
*/
- (SEL)doubleAction
{
return _doubleAction;
}
/*
Returns the index of the the column the user clicked to trigger an action, or -1 if no column was clicked.
*/
- (CPInteger)clickedColumn
{
return _clickedColumn;
}
/*!
Returns the index of the the row the user clicked to trigger an action, or -1 if no row was clicked.
*/
- (CPInteger)clickedRow
{
return _clickedRow;
}
//Configuring Behavior
/*!
If you want to allow the user to reorder the columns pass YES, otherwise NO.
*/
- (void)setAllowsColumnReordering:(BOOL)shouldAllowColumnReordering
{
_allowsColumnReordering = !!shouldAllowColumnReordering;
}
/*!
Returns YES if the user is allowed to reorder the columns, otherwise NO.
*/
- (BOOL)allowsColumnReordering
{
return _allowsColumnReordering;
}
/*!
Passing YES will allow the user to resize columns. Passing NO will keep the table columns unmovable by the user.
@note The this does not affect autoresizing behavior.
*/
- (void)setAllowsColumnResizing:(BOOL)shouldAllowColumnResizing
{
_allowsColumnResizing = !!shouldAllowColumnResizing;
}
/*!
Returns YES if the user is allowed to manually resize the columns, otherwise NO.
*/
- (BOOL)allowsColumnResizing
{
return _allowsColumnResizing;
}
/*!
Controls whether the user can select more than one row or column at a time.
@param aFlag YES to allow the user to select multiple rows or columns, otherwise NO.
*/
- (void)setAllowsMultipleSelection:(BOOL)shouldAllowMultipleSelection
{
_allowsMultipleSelection = !!shouldAllowMultipleSelection;
}
/*!
Returns YES if the tableview is allowed to have multiple selections, otherwise NO.
@return BOOL - YES if the tableview is allowed to have multiple selections otherwise NO.
*/
- (BOOL)allowsMultipleSelection
{
return _allowsMultipleSelection;
}
/*!
Controls whether the receiver allows zero rows or columns to be selected.
@param aFlag YES if an empty selection is allowed, otherwise NO.
*/
- (void)setAllowsEmptySelection:(BOOL)shouldAllowEmptySelection
{
_allowsEmptySelection = !!shouldAllowEmptySelection;
}
/*!
Returns YES if the tableview is allowed to have an unselected row or column, otherwise NO.
*/
- (BOOL)allowsEmptySelection
{
return _allowsEmptySelection;
}
/*!
Controls whether the user can select an entire column by clicking its header.
@param aFlag YES to allow the user to select columns, otherwise NO.
*/
- (void)setAllowsColumnSelection:(BOOL)shouldAllowColumnSelection
{
_allowsColumnSelection = !!shouldAllowColumnSelection;
}
/*!
Returns YES if the user is allowed to select a column by clicking it, otherwise NO.
*/
- (BOOL)allowsColumnSelection
{
return _allowsColumnSelection;
}
//Setting Display Attributes
/*!
Sets the width and height between dataviews.
This value is (3.0, 2.0) by default.
@param aSize a CGSize object that defines the space between the cells
*/
- (void)setIntercellSpacing:(CGSize)aSize
{
if (CGSizeEqualToSize(_intercellSpacing, aSize))
return;
_intercellSpacing = CGSizeMakeCopy(aSize);
_dirtyTableColumnRangeIndex = 0; // so that _recalculateTableColumnRanges will work
[self _recalculateTableColumnRanges];
[self setNeedsLayout];
[_headerView setNeedsDisplay:YES];
[_headerView setNeedsLayout];
[self reloadData];
}
/*!
Returns the intercell spacing in a CGSize object.
*/
- (CGSize)intercellSpacing
{
return CGSizeMakeCopy(_intercellSpacing);
}
/*!
Sets the height of each row.
@note This may still used even if variable row height is being used.
@param aRowHeight the height of each row
*/
- (void)setRowHeight:(unsigned)aRowHeight
{
// Accept row heights such as "0".
aRowHeight = +aRowHeight;
if (_rowHeight === aRowHeight)
return;
_rowHeight = MAX(0.0, aRowHeight);
[self setNeedsLayout];
}
/*!
Returns the height of each row.
*/
- (unsigned)rowHeight
{
return _rowHeight;
}
/*!
Sets whether the receiver uses the standard alternating row colors for its background.
@param aFlag YES to specify standard alternating row colors for the background, NO to specify a solid color.
*/
- (void)setUsesAlternatingRowBackgroundColors:(BOOL)shouldUseAlternatingRowBackgroundColors
{
_usesAlternatingRowBackgroundColors = shouldUseAlternatingRowBackgroundColors;
}
/*!
Returns YES if the tableview uses alternating row background colors, otherwise NO.
*/
- (BOOL)usesAlternatingRowBackgroundColors
{
return _usesAlternatingRowBackgroundColors;
}
/*!
Sets the colors for the rows as they alternate. The number of colors can be arbitrary. By default these colors are white and light blue.
@param anArray an array of CPColors
*/
- (void)setAlternatingRowBackgroundColors:(CPArray)alternatingRowBackgroundColors
{
[self setValue:alternatingRowBackgroundColors forThemeAttribute:@"alternating-row-colors"];
[self setNeedsDisplay:YES];
}
/*!
Returns an array of the alternating background colors
*/
- (CPArray)alternatingRowBackgroundColors
{
return [self currentValueForThemeAttribute:@"alternating-row-colors"];
}
/*!
Returns an enumerated value for the selection highlight style.
Valid values are:
<pre>
CPTableViewSelectionHighlightStyleNone
CPTableViewSelectionHighlightStyleRegular
CPTableViewSelectionHighlightStyleSourceList
</pre>
*/
- (unsigned)selectionHighlightStyle
{
return _selectionHighlightStyle;
}
/*!
Sets the selection highlight style to an enumerated value.
This value can also affect the way the tableview draws feedback when the user is dragging.
Valid values are:
<pre>
CPTableViewSelectionHighlightStyleNone
CPTableViewSelectionHighlightStyleRegular
CPTableViewSelectionHighlightStyleSourceList
</pre>
*/
- (void)setSelectionHighlightStyle:(unsigned)aSelectionHighlightStyle
{
_selectionHighlightStyle = aSelectionHighlightStyle;
if (aSelectionHighlightStyle === CPTableViewSelectionHighlightStyleSourceList)
_destinationDragStyle = CPTableViewDraggingDestinationFeedbackStyleSourceList;
else
_destinationDragStyle = CPTableViewDraggingDestinationFeedbackStyleRegular;
[self _updateHighlightWithOldRows:[CPIndexSet indexSet] newRows:_selectedRowIndexes];
[self _updateHighlightWithOldColumns:[CPIndexSet indexSet] newColumns:_selectedColumnIndexes];
[self setNeedsDisplay:YES];
}
/*!
Sets the highlight color for a row or column selection.
@param aColor a CPColor
*/
- (void)setSelectionHighlightColor:(CPColor)aColor
{
if ([[self selectionHighlightColor] isEqual:aColor])
return;
[self setValue:aColor forThemeAttribute:@"selection-color"];
[self setNeedsDisplay:YES];
}
/*!
Returns the highlight color for a focused row or column selection.
*/
- (CPColor)selectionHighlightColor
{
return [self currentValueForThemeAttribute:@"selection-color"];
}
/*!
Returns the highlight color for an unfocused row or column selection.
*/
- (CPColor)unfocusedSelectionHighlightColor
{
if (!_unfocusedSelectionHighlightColor)
_unfocusedSelectionHighlightColor = [self _unfocusedSelectionColorFromColor:[self selectionHighlightColor] saturation:0];
return _unfocusedSelectionHighlightColor;
}
/*!
Sets the highlight gradient for a row or column selection
This is specific to the
@param aDictionary a CPDictionary expects three keys to be set:
<pre>
CPSourceListGradient which is a CGGradient
CPSourceListTopLineColor which is a CPColor
CPSourceListBottomLineColor which is a CPColor
</pre>
*/
- (void)setSelectionGradientColors:(CPDictionary)aDictionary
{
[self setValue:aDictionary forThemeAttribute:@"sourcelist-selection-color"];
[self setNeedsDisplay:YES];
}
/*!
Returns a dictionary of containing the keys:
<pre>
CPSourceListGradient
CPSourceListTopLineColor
CPSourceListBottomLineColor
</pre>
*/
- (CPDictionary)selectionGradientColors
{
return [self currentValueForThemeAttribute:@"sourcelist-selection-color"];
}
/*!
Returns a dictionary of containing the keys:
<pre>
CPSourceListGradient
CPSourceListTopLineColor
CPSourceListBottomLineColor
</pre>
*/
- (void)unfocusedSelectionGradientColors
{
if (!_unfocusedSourceListSelectionColor)
{
var sourceListColors = [self selectionGradientColors];
_unfocusedSourceListSelectionColor = @{
CPSourceListGradient: [self _unfocusedGradientFromGradient:[sourceListColors objectForKey:CPSourceListGradient]],
CPSourceListTopLineColor: [self _unfocusedSelectionColorFromColor:[sourceListColors objectForKey:CPSourceListTopLineColor] saturation:0.2],
CPSourceListBottomLineColor: [self _unfocusedSelectionColorFromColor:[sourceListColors objectForKey:CPSourceListBottomLineColor] saturation:0.2]
};
}
return _unfocusedSourceListSelectionColor;
}
- (CPColor)_unfocusedSelectionColorFromColor:(CPColor)aColor saturation:(float)saturation
{
var hsb = [aColor hsbComponents];
return [CPColor colorWithHue:hsb[0] saturation:hsb[1] * saturation brightness:hsb[2]];
}
- (CGGradient)_unfocusedGradientFromGradient:(CGGradient)aGradient
{
var colors = [aGradient.colors copy],
count = [colors count];
while (count--)
{
var rgba = colors[count].components,
hsb = [self _unfocusedSelectionColorFromColor:[CPColor colorWithRed:rgba[0] green:rgba[1] blue:rgba[2] alpha:rgba[3]] saturation:0.2];
colors[count] = CGColorCreate(aGradient.colorspace, [[hsb components] copy]);
}
return CGGradientCreateWithColors(aGradient.colorspace, colors, aGradient.locations);
}
/*!
Sets the grid color in the non highlighted state.
@param aColor a CPColor
*/
- (void)setGridColor:(CPColor)aColor
{
[self setValue:aColor forThemeAttribute:@"grid-color"];
[self setNeedsDisplay:YES];
}
/*!
Returns a CPColor object of set grid color
*/
- (CPColor)gridColor
{
return [self currentValueForThemeAttribute:@"grid-color"];;
}
/*!
Sets the grid style mask to specify if no grid lines, vertical grid lines, or horizontal grid lines should be displayed.
@param gridType The grid style mask. CPTableViewGridNone, CPTableViewSolidVerticalGridLineMask, CPTableViewSolidHorizontalGridLineMask
*/
- (void)setGridStyleMask:(unsigned)aGrideStyleMask
{
if (_gridStyleMask === aGrideStyleMask)
return;
_gridStyleMask = aGrideStyleMask;
[self setNeedsDisplay:YES];
}
/*!
Returns a grid mask
*/
- (unsigned)gridStyleMask
{
return _gridStyleMask;
}
//Column Management
/*!
Adds a given column as the last column of the receiver.
@param aColumn The column to add to the receiver.
*/
- (void)addTableColumn:(CPTableColumn)aTableColumn
{
[_tableColumns addObject:aTableColumn];
[aTableColumn setTableView:self];
if (_dirtyTableColumnRangeIndex < 0)
_dirtyTableColumnRangeIndex = NUMBER_OF_COLUMNS() - 1;
else
_dirtyTableColumnRangeIndex = MIN(NUMBER_OF_COLUMNS() - 1, _dirtyTableColumnRangeIndex);