virtual bool GetAttr(const wxDataViewItem& item, unsigned int col,
wxDataViewItemAttr& attr) const;
+ /**
+ Override this to indicate that the item should be disabled.
+
+ Disabled items are displayed differently (e.g. grayed out) and cannot
+ be interacted with.
+
+ The base class version always returns @true, thus making all items
+ enabled by default.
+
+ @param item
+ The item whose enabled status is requested.
+ @param col
+ The column of the item whose enabled status is requested.
+ @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
+ implementation.
+
+ @since 2.9.2
+ */
+ virtual bool IsEnabled(const wxDataViewItem &item,
+ unsigned int col) const;
+
/**
Override this so the control can query the child items of an item.
Returns the number of items.
/**
Override this to indicate which wxDataViewItem representing the parent
- of @a item or an invalid wxDataViewItem if the the root item is
+ of @a item or an invalid wxDataViewItem if the root item is
the parent item.
*/
virtual wxDataViewItem GetParent(const wxDataViewItem& item) const = 0;
/**
Override this method to indicate if a container item merely acts as a
headline (or for categorisation) or if it also acts a normal item with
- entries for futher columns. By default returns @false.
+ entries for further columns. By default returns @false.
*/
virtual bool HasContainerColumns(const wxDataViewItem& item) const;
/**
Call this to inform the model that an item has changed.
- This will eventually emit a wxEVT_DATAVIEW_ITEM_VALUE_CHANGED
+ This will eventually emit a @c wxEVT_DATAVIEW_ITEM_VALUE_CHANGED
event (in which the column fields will not be set) to the user.
*/
bool ItemChanged(const wxDataViewItem& item);
/**
Call this to inform the model that several items have changed.
- This will eventually emit wxEVT_DATAVIEW_ITEM_VALUE_CHANGED
+ This will eventually emit @c wxEVT_DATAVIEW_ITEM_VALUE_CHANGED
events (in which the column fields will not be set) to the user.
*/
bool ItemsChanged(const wxDataViewItemArray& items);
This is also called from wxDataViewCtrl's internal editing code, e.g. when
editing a text field in the control.
- This will eventually emit a wxEVT_DATAVIEW_ITEM_VALUE_CHANGED
+ This will eventually emit a @c wxEVT_DATAVIEW_ITEM_VALUE_CHANGED
event to the user.
*/
virtual bool ValueChanged(const wxDataViewItem& item,
/**
- @class wxDataViewIndexListModel
+ @class wxDataViewListModel
- wxDataViewIndexListModel is a specialized data model which lets you address
- an item by its position (row) rather than its wxDataViewItem (which you can
- obtain from this class).
- This model also provides its own wxDataViewIndexListModel::Compare
- method which sorts the model's data by the index.
-
- This model is not a virtual model since the control stores each wxDataViewItem.
- Use wxDataViewVirtualListModel if you need to display millions of items or
- have other reason to use a virtual control.
+ Base class with abstract API for wxDataViewIndexListModel and
+ wxDataViewVirtualListModel.
@library{wxadv}
@category{dvc}
*/
-class wxDataViewIndexListModel : public wxDataViewModel
+class wxDataViewListModel : public wxDataViewModel
{
public:
- /**
- Constructor.
- */
- wxDataViewIndexListModel(unsigned int initial_size = 0);
/**
Destructor.
virtual bool GetAttrByRow(unsigned int row, unsigned int col,
wxDataViewItemAttr& attr) const;
+ /**
+ Override this if you want to disable specific items.
+
+ The base class version always returns @true, thus making all items
+ enabled by default.
+
+ @param row
+ The row of the item whose enabled status is requested.
+ @param col
+ The column of the item whose enabled status is requested.
+ @return
+ @true if the item at this row and column should be enabled,
+ @false otherwise.
+
+ @note See wxDataViewModel::IsEnabled() for the current status of
+ support for disabling the items under different platforms.
+
+ @since 2.9.2
+ */
+ virtual bool IsEnabledByRow(unsigned int row,
+ unsigned int col) const;
+
/**
Returns the number of items (i.e. rows) in the list.
*/
};
+/**
+ @class wxDataViewIndexListModel
+
+ wxDataViewIndexListModel is a specialized data model which lets you address
+ an item by its position (row) rather than its wxDataViewItem (which you can
+ obtain from this class).
+ This model also provides its own wxDataViewIndexListModel::Compare
+ method which sorts the model's data by the index.
+
+ This model is not a virtual model since the control stores each wxDataViewItem.
+ Use wxDataViewVirtualListModel if you need to display millions of items or
+ have other reason to use a virtual control.
+
+ @see wxDataViewListModel for the API.
+
+ @library{wxadv}
+ @category{dvc}
+*/
+
+class wxDataViewIndexListModel : public wxDataViewListModel
+{
+public:
+ /**
+ Constructor.
+ */
+ wxDataViewIndexListModel(unsigned int initial_size = 0);
+
+};
/**
@class wxDataViewVirtualListModel
the exact same interface as wxDataViewIndexListModel.
The important difference is that under platforms other than OS X, using this
model will result in a truly virtual control able to handle millions of items
- as the control doesn't store any item (a feature not supported by the
- Carbon API under OS X).
+ as the control doesn't store any item (a feature not supported by OS X).
- @see wxDataViewIndexListModel for the API.
+ @see wxDataViewListModel for the API.
@library{wxadv}
@category{dvc}
*/
-class wxDataViewVirtualListModel : public wxDataViewModel
+
+class wxDataViewVirtualListModel : public wxDataViewListModel
{
public:
/**
*/
wxDataViewVirtualListModel(unsigned int initial_size = 0);
- /**
- Returns the number of virtual items (i.e. rows) in the list.
- */
- unsigned int GetCount() const;
};
Multiple selection mode.
@style{wxDV_ROW_LINES}
Use alternating colours for rows if supported by platform and theme.
+ Currently only supported by the native GTK and OS X implementations
+ but not by the generic one.
@style{wxDV_HORIZ_RULES}
Display fine rules between row if supported.
@style{wxDV_VERT_RULES}
void SetCurrentItem(const wxDataViewItem& item);
/**
- Sets the indendation.
+ Sets the indentation.
*/
void SetIndent(int indent);
*/
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 method only has effect if multiple selections are allowed.
*/
virtual void UnselectAll();
+
+ /**
+ Sets the row height.
+
+ 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 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.
+
+ @since 2.9.2
+ */
+ virtual bool SetRowHeight(int rowHeight);
};
Override this to react to double clicks or ENTER.
This method will only be called in wxDATAVIEW_CELL_ACTIVATABLE mode.
*/
- virtual bool Activate( wxRect cell,
+ virtual bool Activate( const wxRect& cell,
wxDataViewModel* model,
const wxDataViewItem & item,
unsigned int col );
}
@endcode
*/
- virtual wxControl* CreateEditorCtrl(wxWindow* parent,
- wxRect labelRect,
- const wxVariant& value);
+ virtual wxWindow* CreateEditorCtrl(wxWindow* parent,
+ wxRect labelRect,
+ const wxVariant& value);
/**
Return the attribute to be used for rendering.
}
@endcode
*/
- virtual bool GetValueFromEditorCtrl(wxControl* editor,
+ virtual bool GetValueFromEditorCtrl(wxWindow* editor,
wxVariant& value);
/**
Override this to react to a left click.
This method will only be called in @c wxDATAVIEW_CELL_ACTIVATABLE mode.
*/
- virtual bool LeftClick( wxPoint cursor,
- wxRect cell,
+ virtual bool LeftClick( const wxPoint& cursor,
+ const wxRect& cell,
wxDataViewModel * model,
const wxDataViewItem & item,
unsigned int col );
/**
Override this to start a drag operation. Not yet supported.
*/
- virtual bool StartDrag(wxPoint cursor, wxRect cell,
+ virtual bool StartDrag(const wxPoint& cursor,
+ const wxRect& cell,
wxDataViewModel* model,
const wxDataViewItem & item,
unsigned int col);
/**
Sets the value in the store and update the control.
- This method assumes that the a string is stored in respective
+ This method assumes that the string is stored in respective
column.
*/
void SetTextValue( const wxString &value, unsigned int row, unsigned int col );
/**
Returns the value from the store.
- This method assumes that the a string is stored in respective
+ This method assumes that the string is stored in respective
column.
*/
wxString GetTextValue( unsigned int row, unsigned int col ) const;
/**
Sets the value in the store and update the control.
- This method assumes that the a boolean value is stored in
+ This method assumes that the boolean value is stored in
respective column.
*/
void SetToggleValue( bool value, unsigned int row, unsigned int col );
/**
Returns the value from the store.
- This method assumes that the a boolean value is stored in
+ This method assumes that the boolean value is stored in
respective column.
*/
bool GetToggleValue( unsigned int row, unsigned int col ) const;
void DeleteAllItems();
/**
- Overriden from wxDataViewModel
+ Overridden from wxDataViewModel
*/
virtual unsigned int GetColumnCount() const;
/**
- Overriden from wxDataViewModel
+ Overridden from wxDataViewModel
*/
virtual wxString GetColumnType( unsigned int col ) const;
/**
- Overriden from wxDataViewIndexListModel
+ Overridden from wxDataViewIndexListModel
*/
virtual void GetValueByRow( wxVariant &value,
unsigned int row, unsigned int col ) const;
/**
- Overriden from wxDataViewIndexListModel
+ Overridden from wxDataViewIndexListModel
*/
virtual bool SetValueByRow( const wxVariant &value,
unsigned int row, unsigned int col );
/**
@class wxDataViewTreeStore
- wxDataViewTreeStore is a specialised wxDataViewModel for stroing simple
+ wxDataViewTreeStore is a specialised wxDataViewModel for storing simple
trees very much like wxTreeCtrl does and it offers a similar API.
This class actually stores the entire tree and the values (therefore its name)
int GetChildCount(const wxDataViewItem& parent) const;
/**
- Returns the client data asoociated with the item.
+ Returns the client data associated with the item.
*/
wxClientData* GetItemData(const wxDataViewItem& item) const;
wxDataViewModel* GetModel() const;
/**
- Returns a the position of a context menu event in screen coordinates.
+ Returns the position of a context menu event in screen coordinates.
*/
wxPoint GetPosition() const;
*/
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.
*/
void SetColumn(int col);
/**
- For wxEVT_DATAVIEW_COLUMN_HEADER_CLICKED only.
+ For @c wxEVT_DATAVIEW_COLUMN_HEADER_CLICKED only.
*/
void SetDataViewColumn(wxDataViewColumn* col);
projects / wxWidgets.git / blobdiff