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Diffstat (limited to 'src/fs/gnunet-fs-gtk-main_window_meta_data_context_menu.c')
-rw-r--r--src/fs/gnunet-fs-gtk-main_window_meta_data_context_menu.c192
1 files changed, 192 insertions, 0 deletions
diff --git a/src/fs/gnunet-fs-gtk-main_window_meta_data_context_menu.c b/src/fs/gnunet-fs-gtk-main_window_meta_data_context_menu.c
new file mode 100644
index 00000000..4f8edd53
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+++ b/src/fs/gnunet-fs-gtk-main_window_meta_data_context_menu.c
@@ -0,0 +1,192 @@
1/*
2 This file is part of GNUnet.
3 (C) 2010, 2011, 2012 Christian Grothoff (and other contributing authors)
4
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 2, or (at your
8 option) any later version.
9
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
19*/
20
21/**
22 * @file src/fs/gnunet-fs-gtk-main_window_meta_data_context_menu.c
23 * @brief context menu for the 'meta data' tree view in the main window
24 * @author Christian Grothoff
25 */
26#include "gnunet-fs-gtk.h"
27#include "gnunet-fs-gtk-download.h"
28#include "gnunet-fs-gtk-event_handler.h"
29#include <string.h>
30
31
32
33/**
34 * Helper function of GNUNET_GTK_FS_metadata_copy_selection_activated
35 * which copies the (selected) entries from the tree view to the
36 * GList.
37 *
38 * @param model the tree model with the data
39 * @param path unused
40 * @param iter position in the model to access
41 * @param user_data 'GList**' where we should store the types and values found
42 */
43static void
44copy_metadata_to_clipboard (GtkTreeModel * model, GtkTreePath * path,
45 GtkTreeIter * iter, gpointer user_data)
46{
47 GList **l = user_data;
48 gchar *type;
49 gchar *value;
50
51 gtk_tree_model_get (model, iter, 2, &type, 3, &value, -1);
52 *l = g_list_prepend (*l, type);
53 *l = g_list_prepend (*l, value);
54}
55
56
57/**
58 * User activated metadata pop up menu "Copy selection" entry.
59 *
60 * @param menuitem the 'copy selection' menu item
61 * @param user_data the GtkBuilder of the main window
62 */
63void
64GNUNET_GTK_FS_metadata_copy_selection_activated (GtkMenuItem * menuitem,
65 gpointer user_data)
66{
67 GtkBuilder *builder = GTK_BUILDER (user_data);
68 GtkTreeView *tree;
69 GtkClipboard *cb;
70 GList *pairs;
71 GList *pos;
72 GList *value;
73 GList *type;
74 guint total_len;
75 gchar *s;
76 gchar *p;
77
78 tree =
79 GTK_TREE_VIEW (gtk_builder_get_object
80 (builder, "GNUNET_GTK_main_window_metadata_treeview"));
81 pairs = NULL;
82 gtk_tree_selection_selected_foreach (gtk_tree_view_get_selection (tree),
83 &copy_metadata_to_clipboard, &pairs);
84 if (NULL == pairs)
85 return; /* nothing selected */
86 total_len = 0;
87 pairs = g_list_reverse (pairs);
88 for (pos = pairs; NULL != pos; pos = value->next)
89 {
90 type = pos;
91 value = pos->next;
92 GNUNET_assert (NULL != value);
93 total_len +=
94 strlen ((gchar *) type->data) + strlen ((gchar *) value->data) +
95 2 /* ": " */ + ((NULL != value->next) ? 1 : 0) /* "\n" */ ;
96 }
97 GNUNET_assert (total_len > 0);
98 total_len++; /* "\0" */
99 s = g_new0 (gchar, total_len);
100 if (NULL == s)
101 {
102 GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "malloc");
103 return;
104 }
105 p = s;
106 for (pos = pairs; NULL != pos; pos = value->next)
107 {
108 type = pos;
109 value = pos->next;
110 GNUNET_assert (NULL != value);
111 p = g_stpcpy (p, (gchar *) type->data);
112 p = g_stpcpy (p, ": ");
113 p = g_stpcpy (p, (gchar *) value->data);
114 if (NULL != value->next)
115 p = g_stpcpy (p, "\n");
116 }
117 g_list_foreach (pairs, (GFunc) &g_free, NULL);
118 g_list_free (pairs);
119 cb = gtk_clipboard_get (GDK_SELECTION_CLIPBOARD);
120 gtk_clipboard_set_text (cb, s, -1);
121 gtk_clipboard_store (cb);
122 g_free (s);
123}
124
125
126/**
127 * Got asked to pop up the context menu in the metadata treeview in
128 * the main window. Do it.
129 *
130 * @param button which button caused the event (0 for none)
131 * @param event_time time of the event (current time or 'event->time')
132 * @param user_data the gtk builder of the main window
133 */
134static void
135do_metadata_popup_menu (int button,
136 int event_time,
137 GtkBuilder *builder)
138{
139 GtkMenu *menu;
140
141 menu = GTK_MENU (gtk_builder_get_object (builder, "metadata_popup_menu"));
142 gtk_menu_popup (menu, NULL, NULL, NULL, builder, button, event_time);
143}
144
145
146/**
147 * Got a button press event on the metadata treeview in the main window.
148 * If it was a right click, pop up the context menu.
149 *
150 * @param widget the tree view widget
151 * @param user_data the gtk builder of the main window
152 */
153gboolean
154GNUNET_GTK_main_window_metadata_treeview_button_press_event_cb (GtkWidget *
155 widget,
156 GdkEventButton *
157 event,
158 gpointer
159 user_data)
160{
161 GtkBuilder *builder = GTK_BUILDER (user_data);
162
163 /* Ignore double-clicks and triple-clicks */
164 if ( (event->button != 3) || (event->type != GDK_BUTTON_PRESS) )
165 return FALSE;
166 do_metadata_popup_menu (event->button,
167 event->time,
168 builder);
169 return TRUE;
170}
171
172
173/**
174 * Metadata treeview in the main window got the 'popup-menu' signal.
175 * Pop up the menu.
176 *
177 * @param widget the tree view widget
178 * @param user_data the gtk builder of the main window
179 */
180gboolean
181GNUNET_GTK_main_window_metadata_treeview_popup_menu_cb (GtkWidget * widget,
182 gpointer user_data)
183{
184 GtkBuilder *builder = GTK_BUILDER (user_data);
185
186 do_metadata_popup_menu (0 /* no button */,
187 gtk_get_current_event_time (),
188 builder);
189 return TRUE;
190}
191
192/* end of gnunet-fs-gtk-meta_data_context_menu.c */