Merge branch 'jk/diff-m-doc' into maint

diff --git a/contrib/blameview/blameview.perl b/contrib/blameview/blameview.perl
index 5e9a67c1235cd04cb51f2166b1dd2cf9fdada8eb..1dec00137b2dd8a888a962edd62f01aad89e4186 100755 (executable)
--- a/contrib/blameview/blameview.perl
+++ b/contrib/blameview/blameview.perl
@@ -3,7 +3,17 @@
 use Gtk2 -init;
 use Gtk2::SimpleList;
 
-my $fn = shift or die "require filename to blame";
+my $hash;
+my $fn;
+if ( @ARGV == 1 ) {
+       $hash = "HEAD";
+       $fn = shift;
+} elsif ( @ARGV == 2 ) {
+       $hash = shift;
+       $fn = shift;
+} else {
+       die "Usage blameview [<rev>] <filename>";
+}
 
 Gtk2::Rc->parse_string(<<'EOS');
 style "treeview_style"
@@ -15,11 +25,12 @@
 
 my $window = Gtk2::Window->new('toplevel');
 $window->signal_connect(destroy => sub { Gtk2->main_quit });
+my $vpan = Gtk2::VPaned->new();
+$window->add($vpan);
 my $scrolled_window = Gtk2::ScrolledWindow->new;
-$window->add($scrolled_window);
+$vpan->pack1($scrolled_window, 1, 1);
 my $fileview = Gtk2::SimpleList->new(
     'Commit' => 'text',
-    'CommitInfo' => 'text',
     'FileLine' => 'text',
     'Data' => 'text'
 );
@@ -27,17 +38,43 @@
 $fileview->get_column(0)->set_spacing(0);
 $fileview->set_size_request(1024, 768);
 $fileview->set_rules_hint(1);
+$fileview->signal_connect (row_activated => sub {
+               my ($sl, $path, $column) = @_;
+               my $row_ref = $sl->get_row_data_from_path ($path);
+               system("blameview @$row_ref[0]~1 $fn &");
+               });
+
+my $commitwindow = Gtk2::ScrolledWindow->new();
+$commitwindow->set_policy ('GTK_POLICY_AUTOMATIC','GTK_POLICY_AUTOMATIC');
+$vpan->pack2($commitwindow, 1, 1);
+my $commit_text = Gtk2::TextView->new();
+my $commit_buffer = Gtk2::TextBuffer->new();
+$commit_text->set_buffer($commit_buffer);
+$commitwindow->add($commit_text);
+
+$fileview->signal_connect (cursor_changed => sub {
+               my ($sl) = @_;
+               my ($path, $focus_column) = $sl->get_cursor();
+               my $row_ref = $sl->get_row_data_from_path ($path);
+               my $c_fh;
+               open($c_fh,  '-|', "git cat-file commit @$row_ref[0]")
+                                       or die "unable to find commit @$row_ref[0]";
+               my @buffer = <$c_fh>;
+               $commit_buffer->set_text("@buffer");
+               close($c_fh);
+               });
 
 my $fh;
-open($fh, '-|', "git cat-file blob HEAD:$fn")
+open($fh, '-|', "git cat-file blob $hash:$fn")
   or die "unable to open $fn: $!";
+
 while(<$fh>) {
   chomp;
-  $fileview->{data}->[$.] = ['HEAD', '?', "$fn:$.", $_];
+  $fileview->{data}->[$.] = ['HEAD', "$fn:$.", $_];
 }
 
 my $blame;
-open($blame, '-|', qw(git blame --incremental --), $fn)
+open($blame, '-|', qw(git blame --incremental --), $fn, $hash)
     or die "cannot start git-blame $fn";
 
 Glib::IO->add_watch(fileno($blame), 'in', \&read_blame_line);
@@ -62,8 +99,7 @@ sub flush_blame_line {
 
        for(my $i = 0; $i < $cnt; $i++) {
                @{$fileview->{data}->[$lno+$i-1]}[0,1,2] =
-                   (substr($commit, 0, 8), $info,
-                    $filename . ':' . ($s_lno+$i));
+               (substr($commit, 0, 8), $filename . ':' . ($s_lno+$i));
        }
 }