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8 | |
8 | |
9 | use Gtk2::CV; |
9 | use Gtk2::CV; |
10 | |
10 | |
11 | Gtk2::Rc->parse (Gtk2::CV::find_rcfile "gtkrc"); |
11 | Gtk2::Rc->parse (Gtk2::CV::find_rcfile "gtkrc"); |
12 | |
12 | |
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13 | use File::Spec; |
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14 | |
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15 | my $mainwin; |
13 | my $viewer; |
16 | my $viewer; |
14 | my $schnauzer; |
17 | my $schnauzer; |
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18 | my $info; |
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19 | my $help; |
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20 | |
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21 | my $schnauzer_idx = 0; |
15 | |
22 | |
16 | sub new_schnauzer { |
23 | sub new_schnauzer { |
17 | my $w = new Gtk2::Window; |
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18 | $w->add (my $s = new Gtk2::CV::Schnauzer); |
24 | my $s = new Gtk2::CV::Schnauzer; |
19 | |
25 | |
20 | $s->signal_connect (activate => sub { $viewer->load_image ($_[1]) }); |
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21 | $s->signal_connect_after (key_press_event => \&std_keys); |
26 | $s->signal_connect_after (key_press_event => \&std_keys); |
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27 | $s->signal_connect (activate => sub { |
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28 | my $label = sprintf "%s (%d)", |
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29 | (File::Spec->splitpath ($_[1]))[2], |
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30 | -s $_[1]; |
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31 | $info->set_label ($label); |
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32 | $viewer->load_image ($_[1]); |
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33 | }); |
22 | |
34 | |
23 | $s; |
35 | $s; |
24 | } |
36 | } |
25 | |
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26 | $schnauzer = new_schnauzer; |
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27 | |
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28 | my $mainwin = $schnauzer->get_toplevel; |
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29 | |
37 | |
30 | sub std_keys { |
38 | sub std_keys { |
31 | my $key = $_[1]->keyval; |
39 | my $key = $_[1]->keyval; |
32 | my $state = $_[1]->state; |
40 | my $state = $_[1]->state; |
33 | |
41 | |
34 | my $ctrl = grep $_ eq "control-mask", @$state; |
42 | my $ctrl = $state * "control-mask"; |
35 | |
43 | |
36 | if ($key == $Gtk2::Gdk::Keysyms{q}) { |
44 | if ($key == $Gtk2::Gdk::Keysyms{q}) { |
37 | main_quit Gtk2; |
45 | main_quit Gtk2; |
38 | } elsif ($ctrl && $key == $Gtk2::Gdk::Keysyms{v}) { |
46 | } elsif ($ctrl && $key == $Gtk2::Gdk::Keysyms{v}) { |
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47 | my $w = new Gtk2::Window; |
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48 | |
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49 | $w->set_title ("CV: Schnauzer"); |
39 | my $s = new_schnauzer; |
50 | $w->add (my $s = new_schnauzer); |
40 | $s->set_dir ("."); |
51 | $s->set_dir (File::Spec->curdir); |
41 | $s->get_toplevel->show_all |
52 | $s->set_geometry_hints; |
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53 | $w->show_all; |
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54 | |
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55 | } elsif ($ctrl && $key == $Gtk2::Gdk::Keysyms{h}) { |
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56 | unless ($help) { |
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57 | require Gtk2::PodViewer; |
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58 | |
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59 | $help = new Gtk2::Window; |
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60 | $help->set_title ("CV: Help"); |
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61 | $help->set_default_size (500, 300); |
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62 | $help->signal_connect (delete_event => sub { $help->hide; 1 }); |
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63 | |
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64 | $help->add (my $sw = new Gtk2::ScrolledWindow); |
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65 | $sw->add (my $h = new Gtk2::PodViewer); |
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66 | |
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67 | #binmode DATA, ":utf8"; |
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68 | $h->load_string (do { local $/; <DATA> }); |
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69 | } |
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70 | |
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71 | $help->show_all; |
42 | } else { |
72 | } else { |
43 | $mainwin->show_all; |
73 | #$mainwin->show_all; |
44 | $schnauzer->handle_key ($key, $state); |
74 | $schnauzer->handle_key ($key, $state); |
45 | } |
75 | } |
46 | |
76 | |
47 | 1; |
77 | 1; |
48 | } |
78 | } |
49 | |
79 | |
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80 | { |
50 | $viewer = new Gtk2::CV::ImageWindow; |
81 | $viewer = new Gtk2::CV::ImageWindow; |
51 | |
82 | |
52 | $viewer->set_title ("CV"); |
83 | $viewer->set_title ("CV: Image"); |
53 | |
84 | |
54 | $viewer->signal_connect (key_press_event => \&std_keys); |
85 | $viewer->signal_connect (key_press_event => \&std_keys); |
55 | $viewer->signal_connect (delete_event => sub { main_quit Gtk2 }); |
86 | $viewer->signal_connect (delete_event => sub { main_quit Gtk2 }); |
56 | |
87 | |
57 | $viewer->signal_connect (button3_press_event => sub { |
88 | $viewer->signal_connect (button3_press_event => sub { |
58 | $mainwin->visible |
89 | $mainwin->visible |
59 | ? $mainwin->hide |
90 | ? $mainwin->hide |
60 | : $mainwin->show_all; |
91 | : $mainwin->show_all; |
61 | }); |
92 | 1; |
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93 | }); |
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94 | |
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95 | $schnauzer = new_schnauzer; |
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96 | |
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97 | $mainwin = new Gtk2::Window; |
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98 | $mainwin->set_title ("CV"); |
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99 | $mainwin->add (my $vbox = new Gtk2::VBox); |
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100 | $mainwin->signal_connect (delete_event => sub { $mainwin->hide; 1; }); |
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101 | |
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102 | $vbox->add ($schnauzer); |
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103 | $vbox->pack_end (my $frame = new Gtk2::Frame, 0, 0, 0); |
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104 | $frame->add (my $hbox = new Gtk2::HBox 0, 0); |
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105 | $hbox->pack_start ((new Gtk2::Label "Info"), 0, 0, 0); |
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106 | $hbox->pack_start (($info = new Gtk2::Label), 1, 1, 0); |
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107 | |
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108 | $schnauzer->set_geometry_hints; |
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109 | } |
62 | |
110 | |
63 | if (@ARGV) { |
111 | if (@ARGV) { |
64 | $viewer->load_image ($ARGV[0]); |
112 | $schnauzer->set_paths ([map Glib::filename_to_unicode $_, @ARGV]); |
65 | |
113 | $schnauzer->show_all; |
66 | if (@ARGV > 1) { |
114 | $schnauzer->handle_key ($Gtk2::Gdk::Keysyms{space}, []); |
67 | $schnauzer->set_paths (\@ARGV); |
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68 | } |
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69 | } else { |
115 | } else { |
70 | $schnauzer->set_dir ("."); |
116 | $schnauzer->set_dir (File::Spec->curdir); |
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117 | $mainwin->show_all; |
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118 | $viewer->show_all; |
71 | } |
119 | } |
72 | |
120 | |
73 | $viewer->show_all; |
121 | $viewer->show_all; |
74 | |
122 | |
75 | main Gtk2; |
123 | main Gtk2; |
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124 | |
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125 | __DATA__ |
76 | |
126 | |
77 | =head1 NAME |
127 | =head1 NAME |
78 | |
128 | |
79 | cv - a fast gtk+ image viewer modeled after xv |
129 | cv - a fast gtk+ image viewer modeled after xv |
80 | |
130 | |
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96 | , shrink the image by 10% |
146 | , shrink the image by 10% |
97 | . enlarge the image by 10% |
147 | . enlarge the image by 10% |
98 | n reset to normal size |
148 | n reset to normal size |
99 | m maximize to screensize |
149 | m maximize to screensize |
100 | M maxime to screensize, respecting image aspect |
150 | M maxime to screensize, respecting image aspect |
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151 | ctrl-m toggle maxpect-always mode |
101 | u uncrop |
152 | u uncrop |
102 | r set scaling mode to 'nearest' (fastest) |
153 | r set scaling mode to 'nearest' (fastest) |
103 | s set scaling mode to 'bilinear' (default) |
154 | s set scaling mode to 'bilinear' (default) |
104 | S set scaling mode to 'hyper' (slowest) |
155 | S set scaling mode to 'hyper' (slowest) |
105 | t rotate clockwise 90° |
156 | t rotate clockwise 90° |
106 | T rotate counterclockwise° |
157 | T rotate counterclockwise° |
107 | ctrl-v open a new visual schnauzer window for the current dir |
158 | ctrl-v open a new visual schnauzer window for the current dir |
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159 | ctrl-s rescan visual schnauzer files for updates/deletes etc. |
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160 | ctrl-e run an editor ($CV_EDITOR or "gimp") on the current image. |
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161 | |
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162 | And when playing movies, these additional keys are active: |
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163 | |
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164 | left rewind by 10 seconds |
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165 | right forward by 10 seconds |
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166 | down rewind by 60 seconds |
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167 | up forward by 60 seconds |
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168 | pg_up rewind by 600 seconds |
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169 | pg_down forward by 600 seconds |
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170 | o toggle on-screen display |
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171 | p pause/unpause |
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172 | escape stop playing |
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173 | 9 turn volume down |
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174 | 0 turn volume up |
108 | |
175 | |
109 | The following keys are redirected to the default visual schnauzer window: |
176 | The following keys are redirected to the default visual schnauzer window: |
110 | |
177 | |
111 | space next image |
178 | space next image |
112 | backspace last image |
179 | backspace last image |
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123 | page-up move one page up |
190 | page-up move one page up |
124 | page-down move one page down |
191 | page-down move one page down |
125 | home move to first file |
192 | home move to first file |
126 | end move to last file |
193 | end move to last file |
127 | |
194 | |
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195 | ctrl-d delete selected files WITHOUT ASKING AGAIN |
128 | ctrl-g generate icons for the selected files |
196 | ctrl-g generate icons for the selected files |
129 | ctrl-d delete selected files WITHOUT ASKING AGAIN |
197 | ctrl-u update selected (or all) icons if neccessary |
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198 | ctrl-a select all files |
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199 | |
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200 | =head1 ENVIRONMENT |
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201 | |
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202 | =over 4 |
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203 | |
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204 | =item CV_PRINT_DESTINATION |
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205 | |
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206 | The default (perl-style) destination to use in the print dialog. |
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207 | |
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208 | =back |
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209 | |
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210 | =head1 SECURITY CONSIDERATIONS |
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211 | |
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212 | CV uses Pixbuf to load images. Pixbuf is not considered safe for this |
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213 | purpose, though (from the gtk-2.2 release notes): |
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214 | |
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215 | "While efforts have been made to make gdk-pixbuf robust against invalid |
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216 | images, using gdk-pixbuf to load untrusted data is not recommended, due to |
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217 | the likelyhood that there are additional problems where an invalid image |
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218 | could cause gdk-pixbuf to crash or worse." |
130 | |
219 | |
131 | =head1 BUGS/TODO |
220 | =head1 BUGS/TODO |
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221 | |
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222 | Pixbuf doesn't honor G_BROKEN_FILENAMES, so accessing files with names |
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223 | incompatible with utf-8 fails. |
132 | |
224 | |
133 | rotate on disk |
225 | rotate on disk |
134 | print |
226 | print |
135 | lots of ui issues |
227 | lots of ui issues |
136 | save(?) |
228 | save(?) |