@return
@true if this item should be enabled, @false otherwise.
- @note Currently disabling items is fully implemented only for the
- native control implementation in wxOSX/Cocoa and wxGTK.
- This feature is only partially supported in the generic
- version (used by wxMSW) and not supported by the wxOSX/Carbon
+ @note Currently disabling items is not supported by the wxOSX/Carbon
implementation.
@since 2.9.2
unsigned int col) const;
/**
- Returns the number of items (i.e. rows) in the list.
+ Returns the number of items (or rows) in the list.
*/
unsigned int GetCount() const;
*/
void SetColour(const wxColour& colour);
+ /**
+ Call this to set the background colour to use.
+
+ Currently this attribute is only supported in the generic version of
+ wxDataViewCtrl and ignored by the native GTK+ and OS X implementations.
+
+ @since 2.9.4
+ */
+ void SetBackgroundColour(const wxColour& colour);
+
/**
Call this to indicate that the item shall be displayed in italic text.
*/
/**
Constructor.
*/
- wxDataViewItem(void* id = NULL);
+ wxDataViewItem();
wxDataViewItem(const wxDataViewItem& item);
+ explicit wxDataViewItem(void* id);
//@}
/**
};
+// ----------------------------------------------------------------------------
+// wxDataViewCtrl flags
+// ----------------------------------------------------------------------------
+
+// size of a wxDataViewRenderer without contents:
+#define wxDVC_DEFAULT_RENDERER_SIZE 20
+
+// the default width of new (text) columns:
+#define wxDVC_DEFAULT_WIDTH 80
+
+// the default width of new toggle columns:
+#define wxDVC_TOGGLE_DEFAULT_WIDTH 30
+
+// the default minimal width of the columns:
+#define wxDVC_DEFAULT_MINWIDTH 30
+
+// The default alignment of wxDataViewRenderers is to take
+// the alignment from the column it owns.
+#define wxDVR_DEFAULT_ALIGNMENT -1
+
+#define wxDV_SINGLE 0x0000 // for convenience
+#define wxDV_MULTIPLE 0x0001 // can select multiple items
+
+#define wxDV_NO_HEADER 0x0002 // column titles not visible
+#define wxDV_HORIZ_RULES 0x0004 // light horizontal rules between rows
+#define wxDV_VERT_RULES 0x0008 // light vertical rules between columns
+
+#define wxDV_ROW_LINES 0x0010 // alternating colour in rows
+#define wxDV_VARIABLE_LINE_HEIGHT 0x0020 // variable line height
+
+// events
+
+wxEventType wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED;
+
+wxEventType wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED;
+wxEventType wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING;
+wxEventType wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED;
+wxEventType wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING;
+wxEventType wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED;
+wxEventType wxEVT_COMMAND_DATAVIEW_ITEM_START_EDITING;
+wxEventType wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED;
+wxEventType wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE;
+wxEventType wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED;
+
+wxEventType wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU;
+
+wxEventType wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK;
+wxEventType wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK;
+wxEventType wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED;
+wxEventType wxEVT_COMMAND_DATAVIEW_COLUMN_REORDERED;
+wxEventType wxEVT_COMMAND_DATAVIEW_CACHE_HINT;
+
+wxEventType wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG;
+wxEventType wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE;
+wxEventType wxEVT_COMMAND_DATAVIEW_ITEM_DROP;
/**
@class wxDataViewCtrl
@event{EVT_DATAVIEW_ITEM_ACTIVATED(id, func)}
Process a @c wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED event.
@event{EVT_DATAVIEW_ITEM_START_EDITING(id, func)}
- Process a @c wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED event. This
+ Process a @c wxEVT_COMMAND_DATAVIEW_ITEM_START_EDITING event. This
event can be vetoed in order to prevent editing on an item by item
- basis. Still experimental.
+ basis.
@event{EVT_DATAVIEW_ITEM_EDITING_STARTED(id, func)}
Process a @c wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED event.
@event{EVT_DATAVIEW_ITEM_EDITING_DONE(id, func)}
@event{EVT_DATAVIEW_ITEM_VALUE_CHANGED(id, func)}
Process a @c wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED event.
@event{EVT_DATAVIEW_ITEM_CONTEXT_MENU(id, func)}
- Process a @c wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU event.
+ Process a @c wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU event
+ generated when the user right clicks inside the control. Notice that
+ this menu is generated even if the click didn't occur on any valid
+ item, in this case wxDataViewEvent::GetItem() simply returns an
+ invalid item.
@event{EVT_DATAVIEW_COLUMN_HEADER_CLICK(id, func)}
Process a @c wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICKED event.
@event{EVT_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK(id, func)}
*/
virtual bool DeleteColumn(wxDataViewColumn* column);
+ /**
+ Programmatically starts editing given cell of @a item.
+
+ Doesn't do anything if the item or this column is not editable.
+
+ @note Currently not implemented in wxOSX/Carbon.
+
+ @since 2.9.4
+ */
+ virtual void EditItem(const wxDataViewItem& item, const wxDataViewColumn *column);
+
/**
Enable drag operations using the given @a format.
*/
item may be selected or not but under OS X the current item is always
selected.
- @see SetCurrentItem()
+ @see SetCurrentItem(), GetCurrentColumn()
@since 2.9.2
*/
wxDataViewItem GetCurrentItem() const;
+ /**
+ Returns the column that currently has focus.
+
+ If the focus is set to individual cell within the currently focused
+ item (as opposed to being on the item as a whole), then this is the
+ column that the focus is on.
+
+ Returns NULL if no column currently has focus.
+
+ @see GetCurrentItem()
+
+ @since 2.9.4
+ */
+ wxDataViewColumn *GetCurrentColumn() const;
+
/**
Returns indentation.
*/
int GetIndent() const;
/**
- Returns item rect.
+ Returns item rectangle.
+
+ This method is currently not implemented at all in wxGTK and only
+ implemented for non-@NULL @a col argument in wxOSX. It is fully
+ implemented in the generic version of the control.
+
+ @param item
+ A valid item.
+ @param col
+ If non-@NULL, the rectangle returned corresponds to the
+ intersection of the item with the specified column. If @NULL, the
+ rectangle spans all the columns.
*/
virtual wxRect GetItemRect(const wxDataViewItem& item,
const wxDataViewColumn* col = NULL) const;
*/
wxDataViewModel* GetModel();
+ /**
+ Returns the number of currently selected items.
+
+ This method may be called for both the controls with single and
+ multiple selections and returns the number of selected item, possibly
+ 0, in any case.
+
+ @since 2.9.3
+ */
+ virtual int GetSelectedItemsCount() const;
+
/**
Returns first selected item or an invalid item if none is selected.
+
+ This method may be called for both the controls with single and
+ multiple selections but returns an invalid item if more than one item
+ is selected in the latter case, use HasSelection() to determine if
+ there are any selected items when using multiple selection.
*/
virtual wxDataViewItem GetSelection() const;
/**
Fills @a sel with currently selected items and returns their number.
+
+ This method may be called for both the controls with single and
+ multiple selections. In the single selection case it returns the array
+ with at most one element in it.
+
+ @see GetSelectedItemsCount()
*/
virtual int GetSelections(wxDataViewItemArray& sel) const;
*/
virtual wxDataViewColumn* GetSortingColumn() const;
+ /**
+ Returns true if any items are currently selected.
+
+ This method may be called for both the controls with single and
+ multiple selections.
+
+ Calling this method is equivalent to calling GetSelectedItemsCount()
+ and comparing its result with 0 but is more clear and might also be
+ implemented more efficiently in the future.
+
+ @since 2.9.3
+ */
+ bool HasSelection() const;
+
/**
Hittest.
*/
*/
virtual void SetSelections(const wxDataViewItemArray& sel);
- /**
- Programmatically starts editing the given item on the given column.
- Currently not implemented on wxOSX Carbon.
- @since 2.9.2
- */
-
- virtual void StartEditor(const wxDataViewItem & item, unsigned int column);
-
/**
Unselect the given item.
*/
This function can only be used when all rows have the same height, i.e.
when wxDV_VARIABLE_LINE_HEIGHT flag is not used.
- Currently this is implemented in the generic version only and nothing
- is done (and @false returned) when using the native GTK or OS X
- versions.
+ Currently this is implemented in the generic and native GTK versions
+ only and nothing is done (and @false returned) when using OS X port.
+
+ Also notice that this method can only be used to increase the row
+ height compared with the default one (as determined by the return value
+ of wxDataViewRenderer::GetSize()), if it is set to a too small value
+ then the minimum required by the renderers will be used.
@return @true if the line height was changed or @false otherwise.
/**
Called by owning model.
+
+ @return Always return @true from this function in derived classes.
*/
virtual bool ItemAdded(const wxDataViewItem& parent,
const wxDataViewItem& item) = 0;
/**
Called by owning model.
+
+ @return Always return @true from this function in derived classes.
*/
virtual bool ItemChanged(const wxDataViewItem& item) = 0;
/**
Called by owning model.
+
+ @return Always return @true from this function in derived classes.
*/
virtual bool ItemDeleted(const wxDataViewItem& parent,
const wxDataViewItem& item) = 0;
/**
Called by owning model.
+
+ @return Always return @true from this function in derived classes.
*/
virtual bool ItemsAdded(const wxDataViewItem& parent,
const wxDataViewItemArray& items);
/**
Called by owning model.
+
+ @return Always return @true from this function in derived classes.
*/
virtual bool ItemsChanged(const wxDataViewItemArray& items);
/**
Called by owning model.
+
+ @return Always return @true from this function in derived classes.
*/
virtual bool ItemsDeleted(const wxDataViewItem& parent,
const wxDataViewItemArray& items);
/**
Called by owning model.
+
+ @return Always return @true from this function in derived classes.
*/
virtual bool ValueChanged(const wxDataViewItem& item, unsigned int col) = 0;
};
*/
enum wxDataViewCellMode
{
+ /**
+ The cell only displays information and cannot be manipulated or
+ otherwise interacted with in any way.
+
+ Note that this doesn't mean that the row being drawn can't be selected,
+ just that a particular element of it cannot be individually modified.
+ */
wxDATAVIEW_CELL_INERT,
/**
- Indicates that the user can double click the cell and something will
- happen (e.g. a window for editing a date will pop up).
+ Indicates that the cell can be @em activated by clicking it or using
+ keyboard.
+
+ Activating a cell is an alternative to showing inline editor when the
+ value can be edited in a simple way that doesn't warrant full editor
+ control. The most typical use of cell activation is toggling the
+ checkbox in wxDataViewToggleRenderer; others would be e.g. an embedded
+ volume slider or a five-star rating column.
+
+ The exact means of activating a cell are platform-dependent, but they
+ are usually similar to those used for inline editing of values.
+ Typically, a cell would be activated by Space or Enter keys or by left
+ mouse click.
+
+ @note Do not confuse this with item activation in wxDataViewCtrl
+ and the wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED event. That one is
+ used for activating the item (or, to put it differently, the
+ entire row) similarly to analogous messages in wxTreeCtrl and
+ wxListCtrl, and the effect differs (play a song, open a file
+ etc.). Cell activation, on the other hand, is all about
+ interacting with the individual cell.
+
+ @see wxDataViewCustomRenderer::ActivateCell()
*/
wxDATAVIEW_CELL_ACTIVATABLE,
/**
- Indicates that the user can edit the data in-place, i.e. an control
- will show up after a slow click on the cell. This behaviour is best
- known from changing the filename in most file managers etc.
+ Indicates that the user can edit the data in-place in an inline editor
+ control that will show up when the user wants to edit the cell.
+
+ A typical example of this behaviour is changing the filename in a file
+ managers.
+
+ Editing is typically triggered by slowly double-clicking the cell or by
+ a platform-dependent keyboard shortcut (F2 is typical on Windows, Space
+ and/or Enter is common elsewhere and supported on Windows too).
+
+ @see wxDataViewCustomRenderer::CreateEditorCtrl()
*/
wxDATAVIEW_CELL_EDITABLE
};
virtual ~wxDataViewCustomRenderer();
/**
- Override this to react to double clicks or ENTER.
- This method will only be called in wxDATAVIEW_CELL_ACTIVATABLE mode.
+ Override this to react to cell @em activation. Activating a cell is an
+ alternative to showing inline editor when the value can be edited in a
+ simple way that doesn't warrant full editor control. The most typical
+ use of cell activation is toggling the checkbox in
+ wxDataViewToggleRenderer; others would be e.g. an embedded volume
+ slider or a five-star rating column.
+
+ The exact means of activating a cell are platform-dependent, but they
+ are usually similar to those used for inline editing of values.
+ Typically, a cell would be activated by Space or Enter keys or by left
+ mouse click.
+
+ This method will only be called if the cell has the
+ wxDATAVIEW_CELL_ACTIVATABLE mode.
+
+ @param cell
+ Coordinates of the activated cell's area.
+ @param model
+ The model to manipulate in response.
+ @param item
+ Activated item.
+ @param col
+ Activated column of @a item.
+ @param mouseEvent
+ If the activation was triggered by mouse click, contains the
+ corresponding event. Is @NULL otherwise (for keyboard activation).
+ Mouse coordinates are adjusted to be relative to the cell.
+
+ @since 2.9.3
+
+ @note Do not confuse this method with item activation in wxDataViewCtrl
+ and the wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED event. That one is
+ used for activating the item (or, to put it differently, the
+ entire row) similarly to analogous messages in wxTreeCtrl and
+ wxListCtrl, and the effect differs (play a song, open a file
+ etc.). Cell activation, on the other hand, is all about
+ interacting with the individual cell.
+
+ @see CreateEditorCtrl()
*/
- virtual bool Activate( const wxRect& cell,
- wxDataViewModel* model,
- const wxDataViewItem & item,
- unsigned int col );
+ virtual bool ActivateCell(const wxRect& cell,
+ wxDataViewModel* model,
+ const wxDataViewItem & item,
+ unsigned int col,
+ const wxMouseEvent *mouseEvent);
/**
Override this to create the actual editor control once editing
is about to start.
- @a parent is the parent of the editor control, @a labelRect indicates the
- position and size of the editor control and @a value is its initial value:
+ This method will only be called if the cell has the
+ wxDATAVIEW_CELL_EDITABLE mode. Editing is typically triggered by slowly
+ double-clicking the cell or by a platform-dependent keyboard shortcut
+ (F2 is typical on Windows, Space and/or Enter is common elsewhere and
+ supported on Windows too).
+
+ @param parent
+ The parent of the editor control.
+ @param labelRect
+ Indicates the position and size of the editor control. The control
+ should be created in place of the cell and @a labelRect should be
+ respected as much as possible.
+ @param value
+ Initial value of the editor.
+
+ An example:
@code
{
long l = value;
labelRect.GetTopLeft(), labelRect.GetSize(), 0, 0, 100, l );
}
@endcode
+
+ @see ActivateCell()
*/
virtual wxWindow* CreateEditorCtrl(wxWindow* parent,
wxRect labelRect,
*/
const wxVariant& GetValue() const;
+ /**
+ Can be used to determine whether the new value is going to be accepted
+ in wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE handler.
+
+ Returns @true if editing the item was cancelled or if the user tried to
+ enter an invalid value (refused by wxDataViewRenderer::Validate()). If
+ this method returns @false, it means that the value in the model is
+ about to be changed to the new one.
+
+ Notice that wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE event handler can
+ call wxNotifyEvent::Veto() to prevent this from happening.
+
+ Currently support for setting this field and for vetoing the change is
+ only available in the generic version of wxDataViewCtrl, i.e. under MSW
+ but not GTK nor OS X.
+
+ @since 2.9.3
+ */
+ bool IsEditCancelled() const;
+
/**
Sets the column index associated with this event.
*/
projects / wxWidgets.git / blobdiff