1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
|
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* e-tree-simple.c: a Tree Model that offers a function pointer
* interface to using ETreeModel, similar to ETableSimple.
*
* Author:
* Chris Toshok (toshok@helixcode.com)
*
* (C) 2000 Helix Code, Inc. */
#include <config.h>
#include <gtk/gtksignal.h>
#include "gal/util/e-util.h"
#include "e-tree-simple.h"
#define PARENT_TYPE E_TREE_MODEL_TYPE
static int
simple_column_count (ETableModel *etm)
{
ETreeSimple *simple = E_TREE_SIMPLE(etm);
if (simple->col_count)
return simple->col_count (etm, simple->model_data);
else
return 0;
}
/* The default for simple_duplicate_value is to return the raw value. */
static void *
simple_duplicate_value (ETableModel *etm, int col, const void *value)
{
ETreeSimple *simple = E_TREE_SIMPLE(etm);
if (simple->duplicate_value)
return simple->duplicate_value (etm, col, value, simple->model_data);
else
return (void *)value;
}
static void
simple_free_value (ETableModel *etm, int col, void *value)
{
ETreeSimple *simple = E_TREE_SIMPLE(etm);
if (simple->free_value)
simple->free_value (etm, col, value, simple->model_data);
}
static void *
simple_initialize_value (ETableModel *etm, int col)
{
ETreeSimple *simple = E_TREE_SIMPLE(etm);
if (simple->initialize_value)
return simple->initialize_value (etm, col, simple->model_data);
else
return NULL;
}
static gboolean
simple_value_is_empty (ETableModel *etm, int col, const void *value)
{
ETreeSimple *simple = E_TREE_SIMPLE(etm);
if (simple->value_is_empty)
return simple->value_is_empty (etm, col, value, simple->model_data);
else
return FALSE;
}
static char *
simple_value_to_string (ETableModel *etm, int col, const void *value)
{
ETreeSimple *simple = E_TREE_SIMPLE(etm);
if (simple->value_to_string)
return simple->value_to_string (etm, col, value, simple->model_data);
else
return g_strdup ("");
}
static void *
simple_value_at (ETreeModel *etm, ETreePath *node, int col)
{
ETreeSimple *simple = E_TREE_SIMPLE(etm);
return simple->value_at (etm, node, col, simple->model_data);
}
static GdkPixbuf *
simple_icon_at (ETreeModel *etm, ETreePath *node)
{
ETreeSimple *simple = E_TREE_SIMPLE(etm);
return simple->icon_at (etm, node, simple->model_data);
}
static void
simple_set_value_at (ETreeModel *etm, ETreePath *node, int col, const void *val)
{
ETreeSimple *simple = E_TREE_SIMPLE(etm);
simple->set_value_at (etm, node, col, val, simple->model_data);
}
static gboolean
simple_is_editable (ETreeModel *etm, ETreePath *node, int col)
{
ETreeSimple *simple = E_TREE_SIMPLE(etm);
return simple->is_editable (etm, node, col, simple->model_data);
}
static void
e_tree_simple_class_init (GtkObjectClass *object_class)
{
ETreeModelClass *model_class = (ETreeModelClass *) object_class;
ETableModelClass *table_model_class = (ETableModelClass *) object_class;
table_model_class->column_count = simple_column_count;
table_model_class->duplicate_value = simple_duplicate_value;
table_model_class->free_value = simple_free_value;
table_model_class->initialize_value = simple_initialize_value;
table_model_class->value_is_empty = simple_value_is_empty;
table_model_class->value_to_string = simple_value_to_string;
model_class ->icon_at = simple_icon_at;
model_class ->value_at = simple_value_at;
model_class ->set_value_at = simple_set_value_at;
model_class ->is_editable = simple_is_editable;
}
E_MAKE_TYPE(e_tree_simple, "ETreeSimple", ETreeSimple, e_tree_simple_class_init, NULL, PARENT_TYPE)
ETreeModel *
e_tree_simple_new (ETableSimpleColumnCountFn col_count,
ETableSimpleDuplicateValueFn duplicate_value,
ETableSimpleFreeValueFn free_value,
ETableSimpleInitializeValueFn initialize_value,
ETableSimpleValueIsEmptyFn value_is_empty,
ETableSimpleValueToStringFn value_to_string,
ETreeSimpleIconAtFn icon_at,
ETreeSimpleValueAtFn value_at,
ETreeSimpleSetValueAtFn set_value_at,
ETreeSimpleIsEditableFn is_editable,
gpointer model_data)
{
ETreeSimple *etg;
etg = gtk_type_new (e_tree_simple_get_type ());
e_tree_model_construct (E_TREE_MODEL (etg));
etg->col_count = col_count;
etg->duplicate_value = duplicate_value;
etg->free_value = free_value;
etg->initialize_value = initialize_value;
etg->value_is_empty = value_is_empty;
etg->value_to_string = value_to_string;
etg->icon_at = icon_at;
etg->value_at = value_at;
etg->set_value_at = set_value_at;
etg->is_editable = is_editable;
etg->model_data = model_data;
return (ETreeModel*)etg;
}
|
