path: root/widgets/e-table/e-table-item.h

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
#ifndef _E_TABLE_ITEM_H_
#define _E_TABLE_ITEM_H_

#include <libgnomeui/gnome-canvas.h>
#include "e-table-model.h"
#include "e-table-header.h"
#include "e-table-selection-model.h"
#include "e-table-defines.h"
#include <e-util/e-printable.h>

#define E_TABLE_ITEM_TYPE        (e_table_item_get_type ())
#define E_TABLE_ITEM(o)          (GTK_CHECK_CAST ((o), E_TABLE_ITEM_TYPE, ETableItem))
#define E_TABLE_ITEM_CLASS(k)    (GTK_CHECK_CLASS_CAST((k), E_TABLE_ITEM_TYPE, ETableItemClass))
#define E_IS_TABLE_ITEM(o)       (GTK_CHECK_TYPE ((o), E_TABLE_ITEM_TYPE))
#define E_IS_TABLE_ITEM_CLASS(k) (GTK_CHECK_CLASS_TYPE ((k), E_TABLE_ITEM_TYPE))

/* list selection modes */
typedef enum
{
    E_TABLE_CURSOR_LINE,
    E_TABLE_CURSOR_SIMPLE,
} ETableCursorMode;

typedef struct {
    GnomeCanvasItem  parent;
    ETableModel     *table_model;
    ETableHeader    *header;

    ETableModel     *source_model;
    ETableSelectionModel *selection;

    int              x1, y1;
    int              minimum_width, width, height;

    int              cols, rows;
    
    /*
     * Ids for the signals we connect to
     */
    int              header_dim_change_id;
    int              header_structure_change_id;
    int              table_model_pre_change_id;
    int              table_model_change_id;
    int              table_model_row_change_id;
    int              table_model_cell_change_id;
    int              table_model_row_inserted_id;
    int              table_model_row_deleted_id;

    int              selection_change_id;
    int              cursor_change_id;
    
    GdkGC           *fill_gc;
    GdkGC           *grid_gc;
    GdkGC           *focus_gc;
    GdkBitmap       *stipple;

    guint        draw_grid:1;
    guint        draw_focus:1;
    guint        renderers_can_change_size:1;
    guint        cell_views_realized:1;
                
    guint        needs_redraw : 1;
    guint        needs_compute_height : 1;
    guint        needs_compute_width : 1;

    guint            uses_source_model : 1;

    /*
     * Realized views, per column
     */
    ECellView      **cell_views;
    int              n_cells;

    int             *height_cache;
    int              height_cache_idle_id;
    int              height_cache_idle_count;

    /*
     * Lengh Threshold: above this, we stop computing correctly
     * the size
     */
    int              length_threshold;
    
    gint             row_guess;
    ETableCursorMode cursor_mode;

    /*
     * During editing
     */
    int              editing_col, editing_row;
    void            *edit_ctx;

} ETableItem;

typedef struct {
    GnomeCanvasItemClass parent_class;

    void        (*cursor_change) (ETableItem *eti, int row);
    void        (*double_click)  (ETableItem *eti, int row);
    gint        (*right_click)   (ETableItem *eti, int row, int col, GdkEvent *event);
    gint        (*key_press)     (ETableItem *eti, int row, int col, GdkEvent *event);
} ETableItemClass;

GtkType    e_table_item_get_type (void);


/*
 * Focus
 */
void       e_table_item_set_cursor          (ETableItem *eti, int col, int row);

gint       e_table_item_get_focused_column  (ETableItem *eti);

/*
 * Handling the selection
 */
gboolean      e_table_item_is_row_selected  (ETableItem *e_table_Item,
                         int row);

void          e_table_item_selected_row_foreach (ETableItem        *eti,
                         ETableForeachFunc  func,
                         gpointer           closure);

void          e_table_item_leave_edit       (ETableItem *eti);
void          e_table_item_enter_edit       (ETableItem *eti, int col, int row);
                            
void          e_table_item_redraw_range     (ETableItem *eti,
                         int start_col, int start_row,
                         int end_col, int end_row);

EPrintable   *e_table_item_get_printable    (ETableItem        *eti);
void          e_table_item_print_height     (ETableItem        *eti,
                         GnomePrintContext *context,
                         gdouble            width);
void          e_table_item_compute_location (ETableItem        *eti,
                         int               *x,
                         int               *y,
                         int               *row,
                         int               *col);


#endif /* _E_TABLE_ITEM_H_ */