1 | #!/opt/bin/perl |
1 | #!/opt/bin/perl |
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2 | |
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3 | use Cwd (); |
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4 | use Encode (); |
2 | |
5 | |
3 | use Gtk2 -init; |
6 | use Gtk2 -init; |
4 | use Gtk2::Gdk::Keysyms; |
7 | use Gtk2::Gdk::Keysyms; |
5 | |
8 | |
6 | use Gtk2::CV::ImageWindow; |
9 | use Gtk2::CV::ImageWindow; |
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… | |
9 | use Gtk2::CV; |
12 | use Gtk2::CV; |
10 | |
13 | |
11 | Gtk2::Rc->parse (Gtk2::CV::find_rcfile "gtkrc"); |
14 | Gtk2::Rc->parse (Gtk2::CV::find_rcfile "gtkrc"); |
12 | |
15 | |
13 | use File::Spec; |
16 | use File::Spec; |
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17 | |
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18 | require Gtk2::CV::Plugin; |
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19 | require "$ENV{HOME}/.cvrc" if -r "$ENV{HOME}/.cvrc"; |
14 | |
20 | |
15 | my $mainwin; |
21 | my $mainwin; |
16 | my $viewer; |
22 | my $viewer; |
17 | my $schnauzer; |
23 | my $schnauzer; |
18 | my $info; |
24 | my $info; |
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25 | my $help; |
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26 | |
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27 | my $schnauzer_idx = 0; |
19 | |
28 | |
20 | sub new_schnauzer { |
29 | sub new_schnauzer { |
21 | my $s = new Gtk2::CV::Schnauzer; |
30 | my $s = new Gtk2::CV::Schnauzer; |
22 | |
31 | |
23 | $s->signal_connect_after (key_press_event => \&std_keys); |
32 | $s->signal_connect_after (key_press_event => \&std_keys); |
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27 | -s $_[1]; |
36 | -s $_[1]; |
28 | $info->set_label ($label); |
37 | $info->set_label ($label); |
29 | $viewer->load_image ($_[1]); |
38 | $viewer->load_image ($_[1]); |
30 | }); |
39 | }); |
31 | |
40 | |
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41 | Gtk2::CV::Plugin->call (new_schnauzer => $s); |
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42 | |
32 | $s; |
43 | $s; |
33 | } |
44 | } |
34 | |
45 | |
35 | sub std_keys { |
46 | sub std_keys { |
36 | my $key = $_[1]->keyval; |
47 | my $key = $_[1]->keyval; |
37 | my $state = $_[1]->state; |
48 | my $state = $_[1]->state; |
38 | |
49 | |
39 | my $ctrl = grep $_ eq "control-mask", @$state; |
50 | my $ctrl = $state * "control-mask"; |
40 | |
51 | |
41 | if ($key == $Gtk2::Gdk::Keysyms{q}) { |
52 | if ($key == $Gtk2::Gdk::Keysyms{q}) { |
42 | main_quit Gtk2; |
53 | main_quit Gtk2; |
43 | } elsif ($ctrl && $key == $Gtk2::Gdk::Keysyms{v}) { |
54 | } elsif ($ctrl && $key == $Gtk2::Gdk::Keysyms{v}) { |
44 | my $w = new Gtk2::Window; |
55 | my $w = new Gtk2::Window; |
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56 | |
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57 | $w->set_title ("CV: Schnauzer"); |
45 | $w->add (my $s = new_schnauzer); |
58 | $w->add (my $s = new_schnauzer); |
46 | $s->set_dir (File::Spec->curdir); |
59 | $s->set_dir (File::Spec->curdir); |
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60 | $s->set_geometry_hints; |
47 | $w->show_all |
61 | $w->show_all; |
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62 | |
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63 | } elsif ($ctrl && $key == $Gtk2::Gdk::Keysyms{h}) { |
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64 | unless ($help) { |
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65 | require Gtk2::PodViewer; |
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66 | |
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67 | $help = new Gtk2::Window; |
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68 | $help->set_title ("CV: Help"); |
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69 | $help->set_default_size (500, 300); |
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70 | $help->signal_connect (delete_event => sub { $help->hide; 1 }); |
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71 | |
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72 | $help->add (my $sw = new Gtk2::ScrolledWindow); |
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73 | $sw->add (my $h = new Gtk2::PodViewer); |
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74 | |
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75 | #binmode DATA, ":utf8"; |
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76 | $h->load_string (do { local $/; <DATA> }); |
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77 | } |
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78 | |
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79 | $help->show_all; |
48 | } else { |
80 | } else { |
49 | #$mainwin->show_all; |
81 | return 0; |
50 | $schnauzer->handle_key ($key, $state); |
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51 | } |
82 | } |
52 | |
83 | |
53 | 1; |
84 | 1 |
54 | } |
85 | } |
55 | |
86 | |
56 | { |
87 | { |
57 | $viewer = new Gtk2::CV::ImageWindow; |
88 | $viewer = new Gtk2::CV::ImageWindow; |
58 | |
89 | |
59 | $viewer->set_title ("CV: Image"); |
90 | $viewer->set_title ("CV: Image"); |
60 | |
91 | |
61 | $viewer->signal_connect (key_press_event => \&std_keys); |
92 | $viewer->signal_connect (key_press_event => sub { |
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93 | &std_keys |
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94 | or $schnauzer->signal_emit (key_press_event => $_[1]) |
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95 | }); |
62 | $viewer->signal_connect (delete_event => sub { main_quit Gtk2 }); |
96 | $viewer->signal_connect (delete_event => sub { main_quit Gtk2 }); |
63 | |
97 | |
64 | $viewer->signal_connect (button3_press_event => sub { |
98 | $viewer->signal_connect (button3_press_event => sub { |
65 | $mainwin->visible |
99 | $mainwin->visible |
66 | ? $mainwin->hide |
100 | ? $mainwin->hide |
67 | : $mainwin->show_all; |
101 | : $mainwin->show_all; |
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102 | 1; |
68 | }); |
103 | }); |
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104 | |
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105 | Gtk2::CV::Plugin->call (new_imagewindow => $viewer); |
69 | |
106 | |
70 | $schnauzer = new_schnauzer; |
107 | $schnauzer = new_schnauzer; |
71 | |
108 | |
72 | $mainwin = new Gtk2::Window; |
109 | $mainwin = new Gtk2::Window; |
73 | $mainwin->set_title ("CV"); |
110 | $mainwin->set_title ("CV"); |
74 | $mainwin->add (my $vbox = new Gtk2::VBox); |
111 | $mainwin->add (my $vbox = new Gtk2::VBox); |
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112 | $mainwin->signal_connect (delete_event => sub { $mainwin->hide; 1; }); |
75 | |
113 | |
76 | $vbox->add ($schnauzer); |
114 | $vbox->add ($schnauzer); |
77 | $vbox->add (my $frame = new Gtk2::Frame); |
115 | $vbox->pack_end (my $frame = new Gtk2::Frame, 0, 0, 0); |
78 | $frame->add (my $hbox = new Gtk2::HBox 0, 0); |
116 | $frame->add (my $hbox = new Gtk2::HBox 0, 0); |
79 | $hbox->pack_start ((new Gtk2::Label "Info"), 0, 0, 0); |
117 | $hbox->pack_start ((new Gtk2::Label "Info"), 0, 0, 0); |
80 | $hbox->pack_start (($info = new Gtk2::Label), 1, 1, 0); |
118 | $hbox->pack_start (($info = new Gtk2::Label), 1, 1, 0); |
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119 | $info->set (wrap => 1); |
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120 | |
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121 | $schnauzer->set_geometry_hints; |
81 | } |
122 | } |
82 | |
123 | |
83 | if (@ARGV) { |
124 | if (@ARGV) { |
84 | $schnauzer->set_paths (\@ARGV); |
125 | $schnauzer->set_paths ([map Glib::filename_to_unicode $_, @ARGV]); |
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126 | $schnauzer->show_all; |
85 | $schnauzer->handle_key ($Gtk2::Gdk::Keysyms{space}, []); |
127 | $schnauzer->handle_key ($Gtk2::Gdk::Keysyms{space}, []); |
86 | } else { |
128 | } else { |
87 | $schnauzer->set_dir (File::Spec->curdir); |
129 | $schnauzer->set_dir (File::Spec->curdir); |
88 | $mainwin->show_all; |
130 | $mainwin->show_all; |
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131 | $viewer->show_all; |
89 | } |
132 | } |
90 | |
133 | |
91 | $viewer->show_all; |
134 | $viewer->show_all; |
92 | |
135 | |
93 | main Gtk2; |
136 | main Gtk2; |
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137 | |
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138 | __DATA__ |
94 | |
139 | |
95 | =head1 NAME |
140 | =head1 NAME |
96 | |
141 | |
97 | cv - a fast gtk+ image viewer modeled after xv |
142 | cv - a fast gtk+ image viewer modeled after xv |
98 | |
143 | |
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114 | , shrink the image by 10% |
159 | , shrink the image by 10% |
115 | . enlarge the image by 10% |
160 | . enlarge the image by 10% |
116 | n reset to normal size |
161 | n reset to normal size |
117 | m maximize to screensize |
162 | m maximize to screensize |
118 | M maxime to screensize, respecting image aspect |
163 | M maxime to screensize, respecting image aspect |
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164 | ctrl-m toggle maxpect-always mode |
119 | u uncrop |
165 | u uncrop |
120 | r set scaling mode to 'nearest' (fastest) |
166 | r set scaling mode to 'nearest' (fastest) |
121 | s set scaling mode to 'bilinear' (default) |
167 | s set scaling mode to 'bilinear' (default) |
122 | S set scaling mode to 'hyper' (slowest) |
168 | S set scaling mode to 'hyper' (slowest) |
123 | t rotate clockwise 90° |
169 | t rotate clockwise 90° |
124 | T rotate counterclockwise° |
170 | T rotate counterclockwise° |
125 | ctrl-v open a new visual schnauzer window for the current dir |
171 | ctrl-v open a new visual schnauzer window for the current dir |
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172 | ctrl-s rescan visual schnauzer files for updates/deletes etc. |
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173 | ctrl-e run an editor ($CV_EDITOR or "gimp") on the current image. |
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174 | |
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175 | And when playing movies, these additional keys are active: |
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176 | |
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177 | left rewind by 10 seconds |
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178 | right forward by 10 seconds |
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179 | down rewind by 60 seconds |
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180 | up forward by 60 seconds |
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181 | pg_up rewind by 600 seconds |
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182 | pg_down forward by 600 seconds |
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183 | o toggle on-screen display |
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184 | p pause/unpause |
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185 | escape stop playing |
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186 | 9 turn volume down |
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187 | 0 turn volume up |
126 | |
188 | |
127 | The following keys are redirected to the default visual schnauzer window: |
189 | The following keys are redirected to the default visual schnauzer window: |
128 | |
190 | |
129 | space next image |
191 | space next image |
130 | backspace last image |
192 | backspace last image |
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141 | page-up move one page up |
203 | page-up move one page up |
142 | page-down move one page down |
204 | page-down move one page down |
143 | home move to first file |
205 | home move to first file |
144 | end move to last file |
206 | end move to last file |
145 | |
207 | |
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208 | ctrl-d delete selected files WITHOUT ASKING AGAIN |
146 | ctrl-g generate icons for the selected files |
209 | ctrl-g generate icons for the selected files |
147 | ctrl-d delete selected files WITHOUT ASKING AGAIN |
210 | ctrl-u update selected (or all) icons if neccessary |
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211 | ctrl-a select all files |
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212 | |
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213 | =head1 ENVIRONMENT |
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214 | |
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215 | =over 4 |
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216 | |
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217 | =item CV_EDITOR |
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218 | |
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219 | The program that gets executed when the user presses C<CTRL-e> in the |
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220 | Schnauzer or image window. The default is C<gimp>. |
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221 | |
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222 | =item CV_PRINT_DESTINATION |
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223 | |
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224 | The default (perl-style) destination to use in the print dialog. |
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225 | |
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226 | =item CV_TRASHCAN |
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227 | |
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228 | When set, must point to a directory where all files that are deleted are |
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229 | moved to. If unset, files that are deleted are really being deleted. |
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230 | |
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231 | =back |
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232 | |
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233 | =head1 SECURITY CONSIDERATIONS |
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234 | |
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235 | CV uses Pixbuf to load images. Pixbuf is not considered safe for this |
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236 | purpose, though (from the gtk-2.2 release notes): |
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237 | |
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238 | "While efforts have been made to make gdk-pixbuf robust against invalid |
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239 | images, using gdk-pixbuf to load untrusted data is not recommended, due to |
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240 | the likelyhood that there are additional problems where an invalid image |
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241 | could cause gdk-pixbuf to crash or worse." |
148 | |
242 | |
149 | =head1 BUGS/TODO |
243 | =head1 BUGS/TODO |
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244 | |
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245 | Pixbuf doesn't honor G_BROKEN_FILENAMES, so accessing files with names |
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246 | incompatible with utf-8 fails. |
150 | |
247 | |
151 | rotate on disk |
248 | rotate on disk |
152 | print |
249 | print |
153 | lots of ui issues |
250 | lots of ui issues |
154 | save(?) |
251 | save(?) |