b92d5440799e212cf3314c8be6da87d544b0ade4
1 /*
2 * tpdfview - src/tpdfview.c
3 * Copyright (C) 2011 Sebastian 'tokkee' Harl <sh@tokkee.org>
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
17 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
18 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
19 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
28 /*
29 * A tiny PDF viewer.
30 */
32 #if HAVE_CONFIG_H
33 # include "config.h"
34 #endif /* HAVE_CONFIG_H */
36 #include "tpdfv.h"
37 #include "tpdfv_features.h"
39 #include "gtk-tpdfv.h"
41 #if HAVE_LIBGEN_H
42 # include <libgen.h>
43 #else /* HAVE_LIBGEN_H */
44 # define basename(path) (path)
45 #endif /* ! HAVE_LIBGEN_H */
47 #include <assert.h>
49 #include <stdio.h>
50 #include <stdlib.h>
52 #include <string.h>
54 #include <unistd.h>
56 #include <gtk/gtk.h>
57 #include <gdk/gdkkeysyms.h>
59 static void
60 exit_usage(char *name, int status)
61 {
62 printf(
63 "Usage: %s [<options>] <filename>\n"
65 "\nA tiny PDF viewer.\n"
67 "\nOptions:\n"
68 " -h display this help and exit\n"
69 " -V display the version number and copyright\n"
71 "\ntpdfview "TPDFV_VERSION_STRING TPDFV_VERSION_EXTRA", "PACKAGE_URL"\n"
72 "Copyright (C) 2011 "PACKAGE_MAINTAINER"\n",
73 basename(name));
74 exit(status);
75 } /* exit_usage */
77 static void
78 exit_version(void)
79 {
80 printf("tpdfview version "TPDFV_VERSION_STRING TPDFV_VERSION_EXTRA", "
81 "built "BUILD_DATE"\n"
82 "Copyright (C) 2011 "PACKAGE_MAINTAINER"\n"
84 "\nThis is free software under the terms of the BSD license, see "
85 "the source for\ncopying conditions. There is NO WARRANTY; not "
86 "even for MERCHANTABILITY or\nFITNESS FOR A PARTICULAR "
87 "PURPOSE.\n");
88 exit(0);
89 } /* exit_version */
91 static void
92 on_destroy(GtkWidget __attribute__((unused)) *widget,
93 gpointer __attribute__((unused)) data)
94 {
95 gtk_main_quit();
96 } /* on_destroy */
98 static gboolean
99 key_press(GtkWidget __attribute__((unused)) *widget,
100 GdkEventKey *event, gpointer data)
101 {
102 GtkWidget *tpdfv;
104 tpdfv = (GtkWidget *)data;
105 assert(tpdfv);
107 switch (event->keyval) {
108 case GDK_q:
109 gtk_main_quit();
110 break;
112 /* navigation */
113 case GDK_Page_Up:
114 gtk_tpdfv_page_up(tpdfv);
115 break;
116 case GDK_Page_Down:
117 /* fall through */
118 case GDK_space:
119 gtk_tpdfv_page_down(tpdfv);
120 break;
121 case GDK_Home:
122 gtk_tpdfv_first_page(tpdfv);
123 break;
124 case GDK_End:
125 gtk_tpdfv_last_page(tpdfv);
126 break;
128 /* zoom */
129 case GDK_plus:
130 gtk_tpdfv_zoom_in(tpdfv);
131 break;
132 case GDK_minus:
133 gtk_tpdfv_zoom_out(tpdfv);
134 break;
135 case GDK_1:
136 gtk_tpdfv_zoom_1(tpdfv);
137 break;
138 case GDK_w:
139 gtk_tpdfv_zoom_width(tpdfv);
140 break;
141 case GDK_h:
142 gtk_tpdfv_zoom_height(tpdfv);
143 break;
144 case GDK_z:
145 gtk_tpdfv_zoom_fit(tpdfv);
146 break;
148 /* scrolling */
149 case GDK_Up:
150 gtk_tpdfv_scroll_up(tpdfv);
151 break;
152 case GDK_Down:
153 gtk_tpdfv_scroll_down(tpdfv);
154 break;
155 case GDK_Left:
156 gtk_tpdfv_scroll_left(tpdfv);
157 break;
158 case GDK_Right:
159 gtk_tpdfv_scroll_right(tpdfv);
160 break;
161 }
162 return FALSE;
163 } /* key_press */
165 int
166 main(int argc, char **argv)
167 {
168 GtkWidget *win = NULL;
169 GtkWidget *tpdfv = NULL;
171 char win_title[1024];
173 GdkColor bg_color;
175 char *filename;
177 gtk_init(&argc, &argv);
179 while (42) {
180 int opt = getopt(argc, argv, "hV");
182 if (-1 == opt)
183 break;
185 switch (opt) {
186 case 'h':
187 exit_usage(argv[0], 0);
188 break;
189 case 'V':
190 exit_version();
191 break;
192 default:
193 exit_usage(argv[0], 1);
194 }
195 }
197 if (argc - optind != 1) {
198 fprintf(stderr, "%s: missing filename\n", argv[0]);
199 exit_usage(argv[0], 1);
200 }
202 filename = argv[optind];
204 tpdfv = gtk_tpdfv_new(filename);
205 if (! tpdfv)
206 return 1;
208 win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
209 if (! win)
210 return 1;
212 snprintf(win_title, sizeof(win_title), "tpdfview: %s",
213 basename(filename));
214 gtk_window_set_title(GTK_WINDOW(win), win_title);
216 gtk_container_add(GTK_CONTAINER(win), tpdfv);
218 g_signal_connect(G_OBJECT(win), "destroy",
219 G_CALLBACK(on_destroy), NULL);
220 g_signal_connect(G_OBJECT(win), "key-press-event",
221 G_CALLBACK(key_press), tpdfv);
223 /* TODO: use resource file */
224 gdk_color_parse("#000000", &bg_color);
225 gtk_widget_modify_bg(tpdfv, GTK_STATE_NORMAL, &bg_color);
227 gtk_widget_show_all(win);
229 gtk_main();
230 return 0;
231 } /* main */
233 /* vim: set tw=78 sw=4 ts=4 noexpandtab : */