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

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

#include <libgnomeui/gnome-canvas.h>
#include <gtk/gtktable.h>
#include <gnome-xml/tree.h>
#include "e-table-model.h"
#include "e-table-header.h"
#include "e-table-group.h"
#include "e-table-sort-info.h"
#include "e-table-item.h"
#include "e-table-selection-model.h"
#include "e-util/e-printable.h"

BEGIN_GNOME_DECLS

#define E_TABLE_TYPE        (e_table_get_type ())
#define E_TABLE(o)          (GTK_CHECK_CAST ((o), E_TABLE_TYPE, ETable))
#define E_TABLE_CLASS(k)    (GTK_CHECK_CLASS_CAST((k), E_TABLE_TYPE, ETableClass))
#define E_IS_TABLE(o)       (GTK_CHECK_TYPE ((o), E_TABLE_TYPE))
#define E_IS_TABLE_CLASS(k) (GTK_CHECK_CLASS_TYPE ((k), E_TABLE_TYPE))

typedef struct _ETableDragSourceSite ETableDragSourceSite;

typedef enum {
    E_TABLE_CURSOR_LOC_NONE = 0,
    E_TABLE_CURSOR_LOC_ETCTA = 1 << 0,
    E_TABLE_CURSOR_LOC_TABLE = 1 << 1,
} ETableCursorLoc;

typedef struct {
    GtkTable parent;

    ETableModel *model;

    ETableHeader *full_header, *header;

    GnomeCanvasItem *canvas_vbox;
    ETableGroup  *group;

    ETableSortInfo *sort_info;
    ETableSorter   *sorter;

    ETableSelectionModel *selection;
    ETableCursorLoc cursor_loc;

    int table_model_change_id;
    int table_row_change_id;
    int table_cell_change_id;
    int table_row_inserted_id;
    int table_row_deleted_id;

    int group_info_change_id;

    int reflow_idle_id;

    GnomeCanvas *header_canvas, *table_canvas;

    GnomeCanvasItem *header_item, *root;

    gint length_threshold;

    gint rebuild_idle_id;
    guint need_rebuild:1;

    /*
     * Configuration settings
     */
    guint draw_grid : 1;
    guint draw_focus : 1;
    guint row_selection_active : 1;
    
    char *click_to_add_message;
    GnomeCanvasItem *click_to_add;
    gboolean use_click_to_add;

    ETableCursorMode cursor_mode;

    int drag_get_data_row;
    int drag_get_data_col;

    int drop_row;
    int drop_col;

    int drag_row;
    int drag_col;
    ETableDragSourceSite *site;
    
    int drag_source_button_press_event_id;
    int drag_source_motion_notify_event_id;
} ETable;

typedef struct {
    GtkTableClass parent_class;

    void        (*cursor_change)      (ETable *et, int row);
    void        (*double_click)       (ETable *et, int row);
    gint        (*right_click)        (ETable *et, int row, int col, GdkEvent *event);
    gint        (*key_press)          (ETable *et, int row, int col, GdkEvent *event);

    void  (*set_scroll_adjustments)   (ETable    *table,
                       GtkAdjustment *hadjustment,
                       GtkAdjustment *vadjustment);

    /* Source side drag signals */
    void (* table_drag_begin)              (ETable         *table,
                            int                 row,
                            int                 col,
                            GdkDragContext     *context);
    void (* table_drag_end)            (ETable         *table,
                        int                 row,
                        int                 col,
                        GdkDragContext     *context);
    void (* table_drag_data_get)             (ETable             *table,
                          int                 row,
                          int                 col,
                          GdkDragContext     *context,
                          GtkSelectionData   *selection_data,
                          guint               info,
                          guint               time);
    void (* table_drag_data_delete)          (ETable           *table,
                          int                 row,
                          int                 col,
                          GdkDragContext     *context);
    
    /* Target side drag signals */     
    void (* table_drag_leave)              (ETable         *table,
                            int                 row,
                            int                 col,
                            GdkDragContext     *context,
                            guint               time);
    gboolean (* table_drag_motion)           (ETable           *table,
                          int                 row,
                          int                 col,
                          GdkDragContext     *context,
                          gint                x,
                          gint                y,
                          guint               time);
    gboolean (* table_drag_drop)             (ETable           *table,
                          int                 row,
                          int                 col,
                          GdkDragContext     *context,
                          gint                x,
                          gint                y,
                          guint               time);
    void (* table_drag_data_received)        (ETable             *table,
                          int                 row,
                          int                 col,
                          GdkDragContext     *context,
                          gint                x,
                          gint                y,
                          GtkSelectionData   *selection_data,
                          guint               info,
                          guint               time);
} ETableClass;

GtkType     e_table_get_type            (void);
       
ETable     *e_table_construct           (ETable *e_table, ETableHeader *full_header, ETableModel *etm,
                          const char *spec);
GtkWidget  *e_table_new                 (ETableHeader *full_header, ETableModel *etm,
                          const char *spec);
       
ETable     *e_table_construct_from_spec_file (ETable *e_table,
                          ETableHeader *full_header,
                          ETableModel *etm,
                          const char *filename);
GtkWidget  *e_table_new_from_spec_file       (ETableHeader *full_header,
                          ETableModel *etm,
                          const char *filename);
       
gchar      *e_table_get_specification        (ETable *e_table);
void        e_table_save_specification       (ETable *e_table, gchar *filename);
       
void        e_table_set_cursor_row           (ETable *e_table,
                          int row);
/* -1 means we don't have the cursor. */
int         e_table_get_cursor_row           (ETable *e_table);
void        e_table_selected_row_foreach     (ETable *e_table,
                          ETableForeachFunc callback,
                          gpointer closure);
EPrintable *e_table_get_printable            (ETable *e_table);

gint        e_table_get_next_row             (ETable *e_table,
                          gint    model_row);
gint        e_table_get_prev_row             (ETable *e_table,
                          gint    model_row);

gint        e_table_model_to_view_row        (ETable *e_table,
                          gint    model_row);
gint        e_table_view_to_model_row        (ETable *e_table,
                          gint    view_row);


/* Drag & drop stuff. */
/* Target */
void e_table_drag_get_data (ETable         *table,
                int             row,
                int             col,
                GdkDragContext *context,
                GdkAtom         target,
                guint32         time);

void e_table_drag_highlight   (ETable     *table,
                   int         row,
                   int         col); /* col == -1 to highlight entire row. */
void e_table_drag_unhighlight (ETable     *table);

void e_table_drag_dest_set   (ETable               *table,
                  GtkDestDefaults       flags,
                  const GtkTargetEntry *targets,
                  gint                  n_targets,
                  GdkDragAction         actions);

void e_table_drag_dest_set_proxy (ETable         *table,
                  GdkWindow      *proxy_window,
                  GdkDragProtocol protocol,
                  gboolean        use_coordinates);

/* There probably should be functions for setting the targets
 * as a GtkTargetList
 */

void e_table_drag_dest_unset (GtkWidget          *widget);

/* Source side */

void e_table_drag_source_set  (ETable               *table,
                   GdkModifierType       start_button_mask,
                   const GtkTargetEntry *targets,
                   gint                  n_targets,
                   GdkDragAction         actions);

void e_table_drag_source_unset (ETable        *table);

/* There probably should be functions for setting the targets
 * as a GtkTargetList
 */

GdkDragContext *e_table_drag_begin (ETable            *table,
                    int row,
                    int col,
                    GtkTargetList     *targets,
                    GdkDragAction      actions,
                    gint               button,
                    GdkEvent          *event);

END_GNOME_DECLS

#endif /* _E_TABLE_H_ */