1 /* GIMP - The GNU Image Manipulation Program
2 * Copyright (C) 1995 Spencer Kimball and Peter Mattis
3 *
4 * gimpcompressioncombobox.c
5 * Copyright (C) 2004, 2008 Sven Neumann <sven@gimp.org>
6 *
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
19 */
20
21 #include "config.h"
22
23 #include "stdlib.h"
24
25 #include <gegl.h>
26 #include <gtk/gtk.h>
27
28 #include "libgimpwidgets/gimpwidgets.h"
29
30 #include "widgets-types.h"
31
32 #include "gimpcompressioncombobox.h"
33
34 #include "gimp-intl.h"
35
36
37 enum
38 {
39 COLUMN_ID,
40 COLUMN_LABEL,
41 N_COLUMNS
42 };
43
44
45 /* local function prototypes */
46
47 static void gimp_compression_combo_box_constructed (GObject *object);
48
49 static gboolean gimp_compression_combo_box_separator_func (GtkTreeModel *model,
50 GtkTreeIter *iter,
51 gpointer data);
52
53
G_DEFINE_TYPE(GimpCompressionComboBox,gimp_compression_combo_box,GIMP_TYPE_STRING_COMBO_BOX)54 G_DEFINE_TYPE (GimpCompressionComboBox, gimp_compression_combo_box,
55 GIMP_TYPE_STRING_COMBO_BOX)
56
57 #define parent_class gimp_compression_combo_box_parent_class
58
59
60 /* private functions */
61
62 static void
63 gimp_compression_combo_box_class_init (GimpCompressionComboBoxClass *klass)
64 {
65 GObjectClass *object_class = G_OBJECT_CLASS (klass);
66
67 object_class->constructed = gimp_compression_combo_box_constructed;
68 }
69
70 static void
gimp_compression_combo_box_init(GimpCompressionComboBox * combo_box)71 gimp_compression_combo_box_init (GimpCompressionComboBox *combo_box)
72 {
73 }
74
75 static void
gimp_compression_combo_box_constructed(GObject * object)76 gimp_compression_combo_box_constructed (GObject *object)
77 {
78 GimpCompressionComboBox *combo_box = GIMP_COMPRESSION_COMBO_BOX (object);
79 GtkCellLayout *layout;
80 GtkCellRenderer *cell;
81 GtkListStore *store;
82 GtkTreeIter iter;
83
84 G_OBJECT_CLASS (parent_class)->constructed (object);
85
86 store = gtk_list_store_new (N_COLUMNS,
87 G_TYPE_STRING, /* ID */
88 G_TYPE_STRING); /* LABEL */
89
90 gtk_combo_box_set_model (GTK_COMBO_BOX (combo_box), GTK_TREE_MODEL (store));
91 g_object_unref (store);
92
93 gtk_combo_box_set_row_separator_func (
94 GTK_COMBO_BOX (combo_box),
95 gimp_compression_combo_box_separator_func,
96 NULL,
97 NULL);
98
99 gtk_list_store_append (store, &iter);
100 gtk_list_store_set (store, &iter,
101 COLUMN_ID, "none",
102 COLUMN_LABEL, C_("compression", "None"),
103 -1);
104
105 gtk_list_store_append (store, &iter);
106 gtk_list_store_set (store, &iter,
107 COLUMN_ID, NULL,
108 COLUMN_LABEL, NULL,
109 -1);
110
111 gtk_list_store_append (store, &iter);
112 gtk_list_store_set (store, &iter,
113 COLUMN_ID, "fast",
114 COLUMN_LABEL, C_("compression", "Best performance"),
115 -1);
116
117 gtk_list_store_append (store, &iter);
118 gtk_list_store_set (store, &iter,
119 COLUMN_ID, "balanced",
120 COLUMN_LABEL, C_("compression", "Balanced"),
121 -1);
122
123 gtk_list_store_append (store, &iter);
124 gtk_list_store_set (store, &iter,
125 COLUMN_ID, "best",
126 COLUMN_LABEL, C_("compression", "Best compression"),
127 -1);
128
129 gtk_combo_box_set_entry_text_column (GTK_COMBO_BOX (combo_box),
130 COLUMN_LABEL);
131
132 layout = GTK_CELL_LAYOUT (combo_box);
133
134 cell = gtk_cell_renderer_text_new ();
135
136 gtk_cell_layout_clear (layout);
137 gtk_cell_layout_pack_start (layout, cell, TRUE);
138 gtk_cell_layout_set_attributes (layout, cell,
139 "text", COLUMN_LABEL,
140 NULL);
141 }
142
143 static gboolean
gimp_compression_combo_box_separator_func(GtkTreeModel * model,GtkTreeIter * iter,gpointer data)144 gimp_compression_combo_box_separator_func (GtkTreeModel *model,
145 GtkTreeIter *iter,
146 gpointer data)
147 {
148 gchar *value;
149 gboolean result;
150
151 gtk_tree_model_get (model, iter, COLUMN_ID, &value, -1);
152
153 result = ! value;
154
155 g_free (value);
156
157 return result;
158 }
159
160
161 /* public functions */
162
163 GtkWidget *
gimp_compression_combo_box_new(void)164 gimp_compression_combo_box_new (void)
165 {
166 return g_object_new (GIMP_TYPE_COMPRESSION_COMBO_BOX,
167 "has-entry", TRUE,
168 "id-column", COLUMN_ID,
169 "label-column", COLUMN_LABEL,
170 NULL);
171 }
172
173 void
gimp_compression_combo_box_set_compression(GimpCompressionComboBox * combo_box,const gchar * compression)174 gimp_compression_combo_box_set_compression (GimpCompressionComboBox *combo_box,
175 const gchar *compression)
176 {
177 g_return_if_fail (GIMP_IS_COMPRESSION_COMBO_BOX (combo_box));
178 g_return_if_fail (compression != NULL);
179
180 if (! gimp_string_combo_box_set_active (GIMP_STRING_COMBO_BOX (combo_box),
181 compression))
182 {
183 GtkWidget *entry;
184
185 entry = gtk_bin_get_child (GTK_BIN (combo_box));
186
187 gtk_combo_box_set_active (GTK_COMBO_BOX (combo_box), -1);
188
189 gtk_entry_set_text (GTK_ENTRY (entry), compression);
190 }
191 }
192
193 gchar *
gimp_compression_combo_box_get_compression(GimpCompressionComboBox * combo_box)194 gimp_compression_combo_box_get_compression (GimpCompressionComboBox *combo_box)
195 {
196 gchar *result;
197
198 g_return_val_if_fail (GIMP_IS_COMPRESSION_COMBO_BOX (combo_box), NULL);
199
200 result = gimp_string_combo_box_get_active (GIMP_STRING_COMBO_BOX (combo_box));
201
202 if (! result)
203 {
204 GtkWidget *entry;
205
206 entry = gtk_bin_get_child (GTK_BIN (combo_box));
207
208 result = g_strdup (gtk_entry_get_text (GTK_ENTRY (entry)));
209 }
210
211 return result;
212 }
213