1 | #!/opt/bin/perl |
1 | #!/opt/bin/perl |
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2 | |
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3 | use Gtk2 -init; |
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4 | use Gtk2::Gdk::Keysyms; |
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5 | |
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6 | use Gtk2::CV::ImageWindow; |
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7 | use Gtk2::CV::Schnauzer; |
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8 | |
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9 | use Gtk2::CV; |
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10 | |
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11 | Gtk2::Rc->parse (Gtk2::CV::find_rcfile "gtkrc"); |
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12 | |
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13 | use File::Spec; |
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14 | |
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15 | my $mainwin; |
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16 | my $viewer; |
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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; |
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22 | |
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23 | sub new_schnauzer { |
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24 | my $s = new Gtk2::CV::Schnauzer; |
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25 | |
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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 | }); |
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34 | |
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35 | $s; |
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36 | } |
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37 | |
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38 | sub std_keys { |
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39 | my $key = $_[1]->keyval; |
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40 | my $state = $_[1]->state; |
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41 | |
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42 | my $ctrl = $state * "control-mask"; |
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43 | |
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44 | if ($key == $Gtk2::Gdk::Keysyms{q}) { |
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45 | main_quit Gtk2; |
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46 | } elsif ($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"); |
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50 | $w->add (my $s = new_schnauzer); |
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51 | $s->set_dir (File::Spec->curdir); |
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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 | $help->show_all; |
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72 | } else { |
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73 | #$mainwin->show_all; |
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74 | $schnauzer->handle_key ($key, $state); |
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75 | } |
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76 | |
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77 | 1; |
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78 | } |
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79 | |
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80 | { |
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81 | $viewer = new Gtk2::CV::ImageWindow; |
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82 | |
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83 | $viewer->set_title ("CV: Image"); |
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84 | |
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85 | $viewer->signal_connect (key_press_event => \&std_keys); |
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86 | $viewer->signal_connect (delete_event => sub { main_quit Gtk2 }); |
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87 | |
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88 | $viewer->signal_connect (button3_press_event => sub { |
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89 | $mainwin->visible |
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90 | ? $mainwin->hide |
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91 | : $mainwin->show_all; |
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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 | } |
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110 | |
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111 | if (@ARGV) { |
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112 | $_ = Glib::filename_to_unicode $_ for @ARGV; |
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113 | $schnauzer->set_paths (\@ARGV); |
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114 | $schnauzer->show_all; |
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115 | $schnauzer->handle_key ($Gtk2::Gdk::Keysyms{space}, []); |
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116 | } else { |
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117 | $schnauzer->set_dir (File::Spec->curdir); |
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118 | $mainwin->show_all; |
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119 | } |
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120 | |
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121 | $viewer->show_all; |
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122 | |
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123 | main Gtk2; |
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124 | |
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125 | __DATA__ |
2 | |
126 | |
3 | =head1 NAME |
127 | =head1 NAME |
4 | |
128 | |
5 | cv - a fast gtk+ image viewer modeled after xv |
129 | cv - a fast gtk+ image viewer modeled after xv |
6 | |
130 | |
… | |
… | |
22 | , shrink the image by 10% |
146 | , shrink the image by 10% |
23 | . enlarge the image by 10% |
147 | . enlarge the image by 10% |
24 | n reset to normal size |
148 | n reset to normal size |
25 | m maximize to screensize |
149 | m maximize to screensize |
26 | M maxime to screensize, respecting image aspect |
150 | M maxime to screensize, respecting image aspect |
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151 | ctrl-m toggle maxpect-always mode |
27 | u uncrop |
152 | u uncrop |
28 | r set scaling mode to 'nearest' (fastest) |
153 | r set scaling mode to 'nearest' (fastest) |
29 | s set scaling mode to 'bilinear' (default) |
154 | s set scaling mode to 'bilinear' (default) |
30 | S set scaling mode to 'hyper' (slowest) |
155 | S set scaling mode to 'hyper' (slowest) |
31 | t rotate clockwise 90° |
156 | t rotate clockwise 90° |
32 | T rotate counterclockwise° |
157 | T rotate counterclockwise° |
33 | ctrl-v open a new visual schnauzer window for the current dir |
158 | ctrl-v open a new visual schnauzer window for the current dir |
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159 | ctrl-s rescan visual schnauzer files for updates/deletes etc. |
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160 | ctrl-e run an editor ($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 |
34 | |
175 | |
35 | The following keys are redirected to the default visual schnauzer window: |
176 | The following keys are redirected to the default visual schnauzer window: |
36 | |
177 | |
37 | space next image |
178 | space next image |
38 | backspace last image |
179 | backspace last image |
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49 | page-up move one page up |
190 | page-up move one page up |
50 | page-down move one page down |
191 | page-down move one page down |
51 | home move to first file |
192 | home move to first file |
52 | end move to last file |
193 | end move to last file |
53 | |
194 | |
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195 | ctrl-d delete selected files WITHOUT ASKING AGAIN |
54 | ctrl-g generate icons for the selected files |
196 | ctrl-g generate icons for the selected files |
55 | 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." |
56 | |
219 | |
57 | =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. |
58 | |
224 | |
59 | rotate on disk |
225 | rotate on disk |
60 | print |
226 | print |
61 | lots of ui issues |
227 | lots of ui issues |
62 | save(?) |
228 | save(?) |
63 | preferences |
229 | preferences |
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230 | ctrl-u in schnauzer |
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231 | shift-cursor in schnauzer |
64 | |
232 | |
65 | =head1 AUTHOR |
233 | =head1 AUTHOR |
66 | |
234 | |
67 | Marc Lehmann <cv@plan9.de>. |
235 | Marc Lehmann <cv@plan9.de>. |
68 | |
236 | |
69 | =cut |
237 | =cut |
70 | |
238 | |
71 | use Gtk2 -init; |
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72 | use Gtk2::Gdk::Keysyms; |
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73 | |
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74 | use Gtk2::CV::ImageWindow; |
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75 | use Gtk2::CV::Schnauzer; |
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76 | |
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77 | my $viewer; |
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78 | my $schnauzer; |
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79 | |
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80 | sub new_schnauzer { |
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81 | my $w = new Gtk2::Window; |
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82 | $w->add (my $s = new Gtk2::CV::Schnauzer); |
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83 | |
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84 | $s->signal_connect (activate => sub { $viewer->load_image ($_[1]) }); |
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85 | $s->signal_connect_after (key_press_event => \&std_keys); |
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86 | |
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87 | $s->set_dir ("."); |
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88 | $w->show_all; |
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89 | |
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90 | $s; |
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91 | } |
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92 | |
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93 | sub std_keys { |
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94 | my $key = $_[1]->keyval; |
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95 | my $state = $_[1]->state; |
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96 | |
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97 | my $ctrl = grep $_ eq "control-mask", @$state; |
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98 | |
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99 | if ($key == $Gtk2::Gdk::Keysyms{q}) { |
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100 | main_quit Gtk2; |
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101 | } elsif ($ctrl && $key == $Gtk2::Gdk::Keysyms{v}) { |
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102 | new_schnauzer; |
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103 | } else { |
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104 | $schnauzer->handle_key ($key, $state); |
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105 | } |
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106 | |
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107 | 1; |
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108 | } |
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109 | |
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110 | $viewer = new Gtk2::CV::ImageWindow; |
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111 | $viewer->signal_connect (key_press_event => \&std_keys); |
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112 | $viewer->signal_connect (delete_event => sub { main_quit Gtk2 }); |
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113 | |
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114 | $schnauzer = new_schnauzer; |
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115 | |
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116 | if (@ARGV) { |
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117 | $viewer->load_image ($ARGV[0]); |
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118 | |
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119 | if (@ARGV > 1) { |
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120 | $schnauzer->set_paths (\@ARGV); |
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121 | } |
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122 | } |
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123 | |
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124 | $viewer->show_all; |
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125 | |
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126 | main Gtk2; |
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127 | |
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128 | |
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