X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/11393d2900fdd267f22d653721c6be745d0c4649..42fb9cdf6f1778ce06d5545fc37c85a966521f6c:/interface/wx/grid.h diff --git a/interface/wx/grid.h b/interface/wx/grid.h index bb38bdaeaf..1258d4cede 100644 --- a/interface/wx/grid.h +++ b/interface/wx/grid.h @@ -186,7 +186,13 @@ public: /** Fetch the value from the table and prepare the edit control to begin - editing. Sets the focus to the edit control. + editing. + + This function should save the original value of the grid cell at the + given @a row and @a col and show the control allowing the user to + change it. + + @see EndEdit() */ virtual void BeginEdit(int row, int col, wxGrid* grid) = 0; @@ -207,12 +213,27 @@ public: virtual void Destroy(); /** - Complete the editing of the current cell. If necessary, the control may - be destroyed. + End editing the cell. + + This function must check if the current value of the editing control is + valid and different from the original value (available as @a oldval in + its string form and possibly saved internally using its real type by + BeginEdit()). If it isn't, it just returns @false, otherwise it fills + @a newval with the representation of the new value in the string form, + if necessary saves it using its real type internally, and returns @true. - @return @true if the value has changed. + If the user-defined wxEVT_GRID_CELL_CHANGING event handler doesn't veto + this change, ApplyEdit() will be called next. */ - virtual bool EndEdit(int row, int col, wxGrid* grid) = 0; + virtual bool EndEdit(const wxString& oldval, wxString* newval) = 0; + + /** + Effectively save the changes in the grid. + + This function should save the value of the control in the grid. It is + called only after EndEdit() returns @true. + */ + virtual void ApplyEdit(int row, int col, wxGrid* grid) = 0; /** Some types of controls on some platforms may need some help with the @@ -300,7 +321,7 @@ public: an empty string otherwise. */ static void UseStringValues(const wxString& valueTrue = "1", - const wxString& valueFalse = wxEmptyString) const; + const wxString& valueFalse = wxEmptyString); }; /** @@ -459,7 +480,7 @@ public: /** Default constructor. */ - wxGridCellAttr(); + wxGridCellAttr(wxGridCellAttr* attrDefault = NULL); /** Constructor specifying some of the often used attributes. */ @@ -1047,7 +1068,7 @@ public: - wxGridCellFloatEditor - wxGridCellNumberEditor - wxGridCellTextEditor - + Please see wxGridEvent, wxGridSizeEvent, wxGridRangeSelectEvent, and wxGridEditorCreatedEvent for the documentation of all event types you can use with wxGrid. @@ -1644,7 +1665,7 @@ public: See wxGridTableBase::CanGetValueAs() and the @ref overview_grid for more information. */ - const wxString GetCellValue(const wxGridCellCoords& coords) const; + wxString GetCellValue(const wxGridCellCoords& coords) const; /** Returns a pointer to the current default grid cell editor. @@ -2014,6 +2035,11 @@ public: */ int GetColSize(int col) const; + /** + Returns @true if the specified column is not currently hidden. + */ + bool IsColShown(int col) const; + /** Returns the default height for column labels. */ @@ -2054,6 +2080,11 @@ public: */ int GetRowSize(int row) const; + /** + Returns @true if the specified row is not currently hidden. + */ + bool IsRowShown(int row) const; + /** Sets the height of the column labels. @@ -2085,17 +2116,33 @@ public: /** Sets the width of the specified column. - Notice that this function does not refresh the grid, you need to call - ForceRefresh() to make the changes take effect immediately. - @param col The column index. @param width - The new column width in pixels or a negative value to fit the - column width to its label width. + The new column width in pixels, 0 to hide the column or -1 to fit + the column width to its label width. */ void SetColSize(int col, int width); + /** + Hides the specified column. + + To show the column later you need to call SetColSize() with non-0 + width or ShowCol(). + + @param col + The column index. + */ + void HideCol(int col); + + /** + Shows the previously hidden column by resizing it to non-0 size. + + @see HideCol(), SetColSize() + */ + void ShowCol(int col); + + /** Sets the default width for columns in the grid. @@ -2148,6 +2195,24 @@ public: */ void SetRowSize(int row, int height); + /** + Hides the specified row. + + To show the row later you need to call SetRowSize() with non-0 + width or ShowRow(). + + @param col + The row index. + */ + void HideRow(int col); + + /** + Shows the previously hidden row by resizing it to non-0 size. + + @see HideRow(), SetRowSize() + */ + void ShowRow(int col); + //@} @@ -2261,12 +2326,26 @@ public: */ void SetColPos(int colID, int newPos); + /** + Sets the positions of all columns at once. + + This method takes an array containing the indices of the columns in + their display order, i.e. uses the same convention as + wxHeaderCtrl::SetColumnsOrder(). + */ + void SetColumnsOrder(const wxArrayInt& order); + + /** + Resets the position of the columns to the default. + */ + void ResetColPos(); + //@} /** @name Cursor Movement - */ + */ //@{ /** @@ -2691,7 +2770,7 @@ public: @see BlockToDeviceRect() */ - const wxRect CellToRect(const wxGridCellCoords& coords) const; + wxRect CellToRect(const wxGridCellCoords& coords) const; /** Returns the column at the given pixel position. @@ -3019,44 +3098,6 @@ public: //@} -protected: - /** - Returns @true if this grid has support for cell attributes. - - The grid supports attributes if it has the associated table which, in - turn, has attributes support, i.e. wxGridTableBase::CanHaveAttributes() - returns @true. - */ - bool CanHaveAttributes() const; - - /** - Get the minimal width of the given column/row. - - The value returned by this function may be different than that returned - by GetColMinimalAcceptableWidth() if SetColMinimalWidth() had been - called for this column. - */ - int GetColMinimalWidth(int col) const; - - /** - Returns the coordinate of the right border specified column. - */ - int GetColRight(int col) const; - - /** - Returns the coordinate of the left border specified column. - */ - int GetColLeft(int col) const; - - /** - Returns the minimal size for the given column. - - The value returned by this function may be different than that returned - by GetRowMinimalAcceptableHeight() if SetRowMinimalHeight() had been - called for this row. - */ - int GetRowMinimalHeight(int col) const; - /** @name Sorting support. @@ -3127,6 +3168,110 @@ protected: */ void UnsetSortingColumn(); //@} + + + /** + @name Accessors for component windows. + + Return the various child windows of wxGrid. + + wxGrid is an empty parent window for 4 children representing the column + labels window (top), the row labels window (left), the corner window + (top left) and the main grid window. It may be necessary to use these + individual windows and not the wxGrid window itself if you need to + handle events for them (this can be done using wxEvtHandler::Connect() + or wxWindow::PushEventHandler()) or do something else requiring the use + of the correct window pointer. Notice that you should not, however, + change these windows (e.g. reposition them or draw over them) because + they are managed by wxGrid itself. + */ + //@{ + + /** + Return the main grid window containing the grid cells. + + This window is always shown. + */ + wxWindow *GetGridWindow() const; + + /** + Return the row labels window. + + This window is not shown if the row labels were hidden using + HideRowLabels(). + */ + wxWindow *GetGridRowLabelWindow() const; + + /** + Return the column labels window. + + This window is not shown if the columns labels were hidden using + HideColLabels(). + + Depending on whether UseNativeColHeader() was called or not this can be + either a wxHeaderCtrl or a plain wxWindow. This function returns a valid + window pointer in either case but in the former case you can also use + GetGridColHeader() to access it if you need wxHeaderCtrl-specific + functionality. + */ + wxWindow *GetGridColLabelWindow() const; + + /** + Return the window in the top left grid corner. + + This window is shown only of both columns and row labels are shown and + normally doesn't contain anything. Clicking on it is handled by wxGrid + however and can be used to select the entire grid. + */ + wxWindow *GetGridCornerLabelWindow() const; + + /** + Return the header control used for column labels display. + + This function can only be called if UseNativeColHeader() had been + called. + */ + wxHeaderCtrl *GetGridColHeader() const; + + //@} + +protected: + /** + Returns @true if this grid has support for cell attributes. + + The grid supports attributes if it has the associated table which, in + turn, has attributes support, i.e. wxGridTableBase::CanHaveAttributes() + returns @true. + */ + bool CanHaveAttributes() const; + + /** + Get the minimal width of the given column/row. + + The value returned by this function may be different than that returned + by GetColMinimalAcceptableWidth() if SetColMinimalWidth() had been + called for this column. + */ + int GetColMinimalWidth(int col) const; + + /** + Returns the coordinate of the right border specified column. + */ + int GetColRight(int col) const; + + /** + Returns the coordinate of the left border specified column. + */ + int GetColLeft(int col) const; + + /** + Returns the minimal size for the given column. + + The value returned by this function may be different than that returned + by GetRowMinimalAcceptableHeight() if SetRowMinimalHeight() had been + called for this row. + */ + int GetRowMinimalHeight(int col) const; }; @@ -3207,9 +3352,17 @@ public: documented below for brevity. @beginEventTable{wxGridEvent} - @event{EVT_GRID_CELL_CHANGE(func)} - The user changed the data in a cell. Processes a - @c wxEVT_GRID_CELL_CHANGE event type. + @event{EVT_GRID_CELL_CHANGING(func)} + The user is about to change the data in a cell. The new cell value as + string is available from GetString() event object method. This event + can be vetoed if the change is not allowed. + Processes a @c wxEVT_GRID_CELL_CHANGING event type. + @event{EVT_GRID_CELL_CHANGED(func)} + The user changed the data in a cell. The old cell value as string is + available from GetString() event object method. Notice that vetoing + this event still works for backwards compatibility reasons but any new + code should only veto EVT_GRID_CELL_CHANGING event and not this one. + Processes a @c wxEVT_GRID_CELL_CHANGED event type. @event{EVT_GRID_CELL_LEFT_CLICK(func)} The user clicked a cell with the left mouse button. Processes a @c wxEVT_GRID_CELL_LEFT_CLICK event type. @@ -3254,7 +3407,6 @@ public: proceed in which case wxGrid::SetColPos() is used to reorder the columns display order without affecting the use of the column indices otherwise. - This event macro corresponds to @c wxEVT_GRID_COL_MOVE event type. @event{EVT_GRID_COL_SORT(func)} This event is generated when a column is clicked by the user and its @@ -3265,12 +3417,11 @@ public: (and not vetoed) the grid supposes that the table was indeed resorted and updates the column to indicate the new sort order and refreshes itself. - This event macro corresponds to @c wxEVT_GRID_COL_SORT event type. @endEventTable @library{wxadv} - @category{grid} + @category{grid,events} */ class wxGridEvent : public wxNotifyEvent { @@ -3284,8 +3435,7 @@ public: */ wxGridEvent(int id, wxEventType type, wxObject* obj, int row = -1, int col = -1, int x = -1, int y = -1, - bool sel = true, bool control = false, bool shift = false, - bool alt = false, bool meta = false); + bool sel = true, const wxKeyboardState& kbd = wxKeyboardState()); /** Returns @true if the Alt key was down at the time of the event. @@ -3352,7 +3502,7 @@ public: @endEventTable @library{wxadv} - @category{grid} + @category{grid,events} */ class wxGridSizeEvent : public wxNotifyEvent { @@ -3366,8 +3516,7 @@ public: */ wxGridSizeEvent(int id, wxEventType type, wxObject* obj, int rowOrCol = -1, int x = -1, int y = -1, - bool control = false, bool shift = false, - bool alt = false, bool meta = false); + const wxKeyboardState& kbd = wxKeyboardState()); /** Returns @true if the Alt key was down at the time of the event. @@ -3415,7 +3564,7 @@ public: @endEventTable @library{wxadv} - @category{grid} + @category{grid,events} */ class wxGridRangeSelectEvent : public wxNotifyEvent { @@ -3431,9 +3580,7 @@ public: wxObject* obj, const wxGridCellCoords& topLeft, const wxGridCellCoords& bottomRight, - bool sel = true, bool control = false, - bool shift = false, bool alt = false, - bool meta = false); + bool sel = true, const wxKeyboardState& kbd = wxKeyboardState()); /** Returns @true if the Alt key was down at the time of the event. @@ -3506,7 +3653,7 @@ public: @endEventTable @library{wxadv} - @category{grid} + @category{grid,events} */ class wxGridEditorCreatedEvent : public wxCommandEvent {