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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* e-tree.h
* Copyright 2000, 2001, Ximian, Inc.
*
* Authors:
* Chris Lahey <clahey@ximian.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License, version 2, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifndef _E_TREE_H_
#define _E_TREE_H_
#include <gtk/gtkdnd.h>
#include <gtk/gtktable.h>
#include <libxml/tree.h>
#include <libgnomecanvas/gnome-canvas.h>
#include <misc/e-printable.h>
#include <table/e-table-extras.h>
#include <table/e-table-specification.h>
#include <table/e-table-state.h>
#include <table/e-tree-model.h>
#include <table/e-tree-table-adapter.h>
#include <table/e-table-item.h>
#define E_TREE_USE_TREE_SELECTION
#ifdef E_TREE_USE_TREE_SELECTION
#include <table/e-tree-selection-model.h>
#endif
G_BEGIN_DECLS
#define E_TREE_TYPE (e_tree_get_type ())
#define E_TREE(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), E_TREE_TYPE, ETree))
#define E_TREE_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), E_TREE_TYPE, ETreeClass))
#define E_IS_TREE(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), E_TREE_TYPE))
#define E_IS_TREE_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), E_TREE_TYPE))
typedef struct _ETreeDragSourceSite ETreeDragSourceSite;
typedef struct ETreePriv ETreePriv;
typedef struct {
GtkTable parent;
ETreePriv *priv;
} ETree;
typedef struct {
GtkTableClass parent_class;
void (*cursor_change) (ETree *et, int row, ETreePath path);
void (*cursor_activated) (ETree *et, int row, ETreePath path);
void (*selection_change) (ETree *et);
void (*double_click) (ETree *et, int row, ETreePath path, int col, GdkEvent *event);
gint (*right_click) (ETree *et, int row, ETreePath path, int col, GdkEvent *event);
gint (*click) (ETree *et, int row, ETreePath path, int col, GdkEvent *event);
gint (*key_press) (ETree *et, int row, ETreePath path, int col, GdkEvent *event);
gint (*start_drag) (ETree *et, int row, ETreePath path, int col, GdkEvent *event);
gint (*state_change) (ETree *et);
gint (*white_space_event) (ETree *et, GdkEvent *event);
void (*set_scroll_adjustments) (ETree *tree,
GtkAdjustment *hadjustment,
GtkAdjustment *vadjustment);
/* Source side drag signals */
void (* tree_drag_begin) (ETree *tree,
int row,
ETreePath path,
int col,
GdkDragContext *context);
void (* tree_drag_end) (ETree *tree,
int row,
ETreePath path,
int col,
GdkDragContext *context);
void (* tree_drag_data_get) (ETree *tree,
int row,
ETreePath path,
int col,
GdkDragContext *context,
GtkSelectionData *selection_data,
guint info,
guint time);
void (* tree_drag_data_delete) (ETree *tree,
int row,
ETreePath path,
int col,
GdkDragContext *context);
/* Target side drag signals */
void (* tree_drag_leave) (ETree *tree,
int row,
ETreePath path,
int col,
GdkDragContext *context,
guint time);
gboolean (* tree_drag_motion) (ETree *tree,
int row,
ETreePath path,
int col,
GdkDragContext *context,
gint x,
gint y,
guint time);
gboolean (* tree_drag_drop) (ETree *tree,
int row,
ETreePath path,
int col,
GdkDragContext *context,
gint x,
gint y,
guint time);
void (* tree_drag_data_received) (ETree *tree,
int row,
ETreePath path,
int col,
GdkDragContext *context,
gint x,
gint y,
GtkSelectionData *selection_data,
guint info,
guint time);
} ETreeClass;
GType e_tree_get_type (void);
ETree *e_tree_construct (ETree *e_tree,
ETreeModel *etm,
ETableExtras *ete,
const char *spec,
const char *state);
GtkWidget *e_tree_new (ETreeModel *etm,
ETableExtras *ete,
const char *spec,
const char *state);
/* Create an ETree using files. */
ETree *e_tree_construct_from_spec_file (ETree *e_tree,
ETreeModel *etm,
ETableExtras *ete,
const char *spec_fn,
const char *state_fn);
GtkWidget *e_tree_new_from_spec_file (ETreeModel *etm,
ETableExtras *ete,
const char *spec_fn,
const char *state_fn);
/* To save the state */
gchar *e_tree_get_state (ETree *e_tree);
void e_tree_save_state (ETree *e_tree,
const gchar *filename);
ETableState *e_tree_get_state_object (ETree *e_tree);
ETableSpecification *e_tree_get_spec (ETree *e_tree);
/* note that it is more efficient to provide the state at creation time */
void e_tree_set_search_column (ETree *e_tree,
gint col);
void e_tree_set_state (ETree *e_tree,
const gchar *state);
void e_tree_set_state_object (ETree *e_tree,
ETableState *state);
void e_tree_load_state (ETree *e_tree,
const gchar *filename);
void e_tree_set_cursor (ETree *e_tree,
ETreePath path);
/* NULL means we don't have the cursor. */
ETreePath e_tree_get_cursor (ETree *e_tree);
void e_tree_selected_row_foreach (ETree *e_tree,
EForeachFunc callback,
gpointer closure);
#ifdef E_TREE_USE_TREE_SELECTION
void e_tree_selected_path_foreach (ETree *e_tree,
ETreeForeachFunc callback,
gpointer closure);
void e_tree_path_foreach (ETree *e_tree,
ETreeForeachFunc callback,
gpointer closure);
#endif
gint e_tree_selected_count (ETree *e_tree);
EPrintable *e_tree_get_printable (ETree *e_tree);
gint e_tree_get_next_row (ETree *e_tree,
gint model_row);
gint e_tree_get_prev_row (ETree *e_tree,
gint model_row);
gint e_tree_model_to_view_row (ETree *e_tree,
gint model_row);
gint e_tree_view_to_model_row (ETree *e_tree,
gint view_row);
void e_tree_get_cell_at (ETree *tree,
int x,
int y,
int *row_return,
int *col_return);
void e_tree_get_cell_geometry (ETree *tree,
int row,
int col,
int *x_return,
int *y_return,
int *width_return,
int *height_return);
/* Useful accessors */
ETreeModel * e_tree_get_model (ETree *et);
ESelectionModel *e_tree_get_selection_model (ETree *et);
ETreeTableAdapter *e_tree_get_table_adapter (ETree *et);
/* Drag & drop stuff. */
/* Target */
void e_tree_drag_get_data (ETree *tree,
int row,
int col,
GdkDragContext *context,
GdkAtom target,
guint32 time);
void e_tree_drag_highlight (ETree *tree,
int row,
int col); /* col == -1 to highlight entire row. */
void e_tree_drag_unhighlight (ETree *tree);
void e_tree_drag_dest_set (ETree *tree,
GtkDestDefaults flags,
const GtkTargetEntry *targets,
gint n_targets,
GdkDragAction actions);
void e_tree_drag_dest_set_proxy (ETree *tree,
GdkWindow *proxy_window,
GdkDragProtocol protocol,
gboolean use_coordinates);
/* There probably should be functions for setting the targets
* as a GtkTargetList
*/
void e_tree_drag_dest_unset (GtkWidget *widget);
/* Source side */
void e_tree_drag_source_set (ETree *tree,
GdkModifierType start_button_mask,
const GtkTargetEntry *targets,
gint n_targets,
GdkDragAction actions);
void e_tree_drag_source_unset (ETree *tree);
/* There probably should be functions for setting the targets
* as a GtkTargetList
*/
GdkDragContext *e_tree_drag_begin (ETree *tree,
int row,
int col,
GtkTargetList *targets,
GdkDragAction actions,
gint button,
GdkEvent *event);
/* Adapter functions */
gboolean e_tree_node_is_expanded (ETree *et,
ETreePath path);
void e_tree_node_set_expanded (ETree *et,
ETreePath path,
gboolean expanded);
void e_tree_node_set_expanded_recurse (ETree *et,
ETreePath path,
gboolean expanded);
void e_tree_root_node_set_visible (ETree *et,
gboolean visible);
ETreePath e_tree_node_at_row (ETree *et,
int row);
int e_tree_row_of_node (ETree *et,
ETreePath path);
gboolean e_tree_root_node_is_visible (ETree *et);
void e_tree_show_node (ETree *et,
ETreePath path);
void e_tree_save_expanded_state (ETree *et,
char *filename);
void e_tree_load_expanded_state (ETree *et,
char *filename);
int e_tree_row_count (ETree *et);
GtkWidget *e_tree_get_tooltip (ETree *et);
void e_tree_load_all_expanded_state (ETree *et, gboolean state);
typedef enum {
E_TREE_FIND_NEXT_BACKWARD = 0,
E_TREE_FIND_NEXT_FORWARD = 1 << 0,
E_TREE_FIND_NEXT_WRAP = 1 << 1
} ETreeFindNextParams;
gboolean e_tree_find_next (ETree *et,
ETreeFindNextParams params,
ETreePathFunc func,
gpointer data);
/* This function is only needed in single_selection_mode. */
void e_tree_right_click_up (ETree *et);
ETableItem * e_tree_get_item(ETree * et);
GnomeCanvasItem * e_tree_get_header_item(ETree * et);
G_END_DECLS
#endif /* _E_TREE_H_ */
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