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make rtp socket/log dependent on hostname for nfs-mounted home
[disorder] / disobedience / misc.c
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460b9539 1/*
2 * This file is part of DisOrder
3 * Copyright (C) 2006 Richard Kettlewell
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program 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 this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
18 * USA
19 */
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20/** @file disobedience/misc.c
21 * @brief Miscellaneous GTK+ interfacing stuff
22 */
460b9539 23
24#include "disobedience.h"
25
26/* Miscellaneous GTK+ stuff ------------------------------------------------ */
27
e9b70a84 28WT(cached_image);
29
460b9539 30/* Functions */
31
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32/** @brief Put scrollbars around a widget
33 * @param child Widget to surround
34 * @param widgetname Name for (both) widgets
35 * @return Scroll widget
36 */
460b9539 37GtkWidget *scroll_widget(GtkWidget *child,
38 const char *widgetname) {
39 GtkWidget *scroller = gtk_scrolled_window_new(0, 0);
40 GtkAdjustment *adj;
41
42 D(("scroll_widget"));
43 /* Why isn't _AUTOMATIC the default? */
44 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroller),
45 GTK_POLICY_AUTOMATIC,
46 GTK_POLICY_AUTOMATIC);
47 if(GTK_IS_LAYOUT(child)) {
48 /* Child widget has native scroll support */
49 gtk_container_add(GTK_CONTAINER(scroller), child);
50 /* Fix up the step increments if they are 0 (seems like an odd default?) */
51 if(GTK_IS_LAYOUT(child)) {
52 adj = gtk_layout_get_hadjustment(GTK_LAYOUT(child));
53 if(!adj->step_increment) adj->step_increment = 16;
54 adj = gtk_layout_get_vadjustment(GTK_LAYOUT(child));
55 if(!adj->step_increment) adj->step_increment = 16;
56 }
57 } else {
58 /* Child widget requires a viewport */
59 gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(scroller),
60 child);
61 }
62 /* Apply a name to the widget so it can be recolored */
63 gtk_widget_set_name(GTK_BIN(scroller)->child, widgetname);
64 gtk_widget_set_name(scroller, widgetname);
65 return scroller;
66}
67
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68/** @brief Find an image
69 * @param name Relative path to image
70 * @return pixbuf containing image
71 *
72 * Images are cached so it's perfectly sensible to call this lots of times even
73 * for the same image.
74 *
75 * Images are searched for in @c pkgdatadir/static.
76 */
460b9539 77GdkPixbuf *find_image(const char *name) {
78 static const struct cache_type image_cache_type = { INT_MAX };
79
80 GdkPixbuf *pb;
81 char *path;
82 GError *err = 0;
83
84 if(!(pb = (GdkPixbuf *)cache_get(&image_cache_type, name))) {
85 byte_xasprintf(&path, "%s/static/%s", pkgdatadir, name);
86 if(!(pb = gdk_pixbuf_new_from_file(path, &err))) {
87 error(0, "%s", err->message);
88 return 0;
89 }
e9b70a84 90 NW(cached_image);
460b9539 91 cache_put(&image_cache_type, name, pb);
92 }
93 return pb;
94}
95
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96/** @brief Pop up a message */
97void popup_msg(GtkMessageType mt, const char *msg) {
460b9539 98 GtkWidget *w;
99
100 w = gtk_message_dialog_new(GTK_WINDOW(toplevel),
101 GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
043d60b1 102 mt,
460b9539 103 GTK_BUTTONS_CLOSE,
104 "%s", msg);
105 gtk_dialog_run(GTK_DIALOG(w));
106 gtk_widget_destroy(w);
107}
108
73f1b9f3 109/** @brief Pop up an error message */
043d60b1 110void fpopup_msg(GtkMessageType mt, const char *fmt, ...) {
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111 va_list ap;
112 char *msg;
113
114 va_start(ap, fmt);
115 byte_xvasprintf(&msg, fmt, ap);
116 va_end(ap);
043d60b1 117 popup_msg(mt, msg);
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118}
119
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120/** @brief Create a button with an icon in it
121 * @param path (relative) path to image
122 * @param tooltip Tooltip or NULL to not set one
123 * @return Button
124 */
125GtkWidget *iconbutton(const char *path, const char *tip) {
126 GtkWidget *button, *content;;
127 GdkPixbuf *pb;
128
129 NW(button);
130 button = gtk_button_new();
131 if((pb = find_image(path))) {
132 NW(image);
133 content = gtk_image_new_from_pixbuf(pb);
134 } else {
135 NW(label);
136 content = gtk_label_new(path);
137 }
138 gtk_container_add(GTK_CONTAINER(button), content);
139 if(tip)
140 gtk_tooltips_set_tip(tips, button, tip, "");
141 return button;
142}
143
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144/** @brief Create buttons and pack them into an hbox */
145GtkWidget *create_buttons(const struct button *buttons,
146 size_t nbuttons) {
147 size_t n;
148 GtkWidget *const hbox = gtk_hbox_new(FALSE, 1);
149
150 for(n = 0; n < nbuttons; ++n) {
151 GtkWidget *const button = gtk_button_new_from_stock(buttons[n].stock);
152 g_signal_connect(G_OBJECT(button), "clicked",
153 G_CALLBACK(buttons[n].clicked), 0);
154 gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 1);
155 gtk_tooltips_set_tip(tips, button, buttons[n].tip, "");
156 }
157 return hbox;
158}
159
460b9539 160/*
161Local Variables:
162c-basic-offset:2
163comment-column:40
164fill-column:79
165indent-tabs-mode:nil
166End:
167*/