X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d5c4a81f2eb66d49cce640f05e5566681b31befb..96dc06fdcece9307ffb0c23bb6944ff03c526808:/interface/wx/dataview.h diff --git a/interface/wx/dataview.h b/interface/wx/dataview.h index 9c24be7d76..bcd05e3cac 100644 --- a/interface/wx/dataview.h +++ b/interface/wx/dataview.h @@ -183,10 +183,7 @@ public: @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 @@ -580,6 +577,16 @@ public: */ 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. */ @@ -631,6 +638,61 @@ public: }; +// ---------------------------------------------------------------------------- +// 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 @@ -687,9 +749,9 @@ public: @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)} @@ -705,7 +767,11 @@ public: @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)} @@ -931,6 +997,17 @@ public: */ 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. */ @@ -994,19 +1071,45 @@ public: 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; @@ -1016,13 +1119,35 @@ public: */ 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; @@ -1032,6 +1157,20 @@ public: */ 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. */ @@ -1096,14 +1235,6 @@ public: */ 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. */ @@ -1173,34 +1304,46 @@ public: /** 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); @@ -1217,6 +1360,8 @@ public: /** Called by owning model. + + @return Always return @true from this function in derived classes. */ virtual bool ValueChanged(const wxDataViewItem& item, unsigned int col) = 0; }; @@ -1227,18 +1372,54 @@ public: */ 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 }; @@ -1597,20 +1778,72 @@ public: 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; @@ -1618,6 +1851,8 @@ public: labelRect.GetTopLeft(), labelRect.GetSize(), 0, 0, 100, l ); } @endcode + + @see ActivateCell() */ virtual wxWindow* CreateEditorCtrl(wxWindow* parent, wxRect labelRect,