zlib: fix compilation failures with Sun C Compilaer
[gitweb.git] / git-gui / lib / blame.tcl
index b6e42cbc8fe0a49c301335f78cc2941bd9d59870..324f7744c495dc2eb9a1d4acde09352d7948efe8 100644 (file)
@@ -21,9 +21,12 @@ field w_amov     ; # text column: annotations + move tracking
 field w_asim     ; # text column: annotations (simple computation)
 field w_file     ; # text column: actual file data
 field w_cviewer  ; # pane showing commit message
+field finder     ; # find mini-dialog frame
+field gotoline   ; # line goto mini-dialog frame
 field status     ; # status mega-widget instance
 field old_height ; # last known height of $w.file_pane
 
+
 # Tk UI colors
 #
 variable active_color #c0edc5
@@ -58,8 +61,8 @@ field tooltip_t         {} ; # Text widget in $tooltip_wm
 field tooltip_timer     {} ; # Current timer event for our tooltip
 field tooltip_commit    {} ; # Commit(s) in tooltip
 
-constructor new {i_commit i_path} {
-       global cursor_ptr
+constructor new {i_commit i_path i_jump} {
+       global cursor_ptr M1B M1T have_tk85 use_ttk NS
        variable active_color
        variable group_colors
 
@@ -69,15 +72,17 @@ constructor new {i_commit i_path} {
        make_toplevel top w
        wm title $top [append "[appname] ([reponame]): " [mc "File Viewer"]]
 
-       frame $w.header -background gold
-       label $w.header.commit_l \
+       set font_w [font measure font_diff "0"]
+
+       gold_frame $w.header
+       tlabel $w.header.commit_l \
                -text [mc "Commit:"] \
                -background gold \
                -foreground black \
                -anchor w \
                -justify left
        set w_back $w.header.commit_b
-       label $w_back \
+       tlabel $w_back \
                -image ::blame::img_back_arrow \
                -borderwidth 0 \
                -relief flat \
@@ -90,20 +95,20 @@ constructor new {i_commit i_path} {
                        [cb _history_menu]
                }
                "
-       label $w.header.commit \
+       tlabel $w.header.commit \
                -textvariable @commit \
                -background gold \
                -foreground black \
                -anchor w \
                -justify left
-       label $w.header.path_l \
+       tlabel $w.header.path_l \
                -text [mc "File:"] \
                -background gold \
                -foreground black \
                -anchor w \
                -justify left
        set w_path $w.header.path
-       label $w_path \
+       tlabel $w_path \
                -background gold \
                -foreground black \
                -anchor w \
@@ -114,9 +119,9 @@ constructor new {i_commit i_path} {
        pack $w_path -fill x -side right
        pack $w.header.path_l -side right
 
-       panedwindow $w.file_pane -orient vertical
-       frame $w.file_pane.out
-       frame $w.file_pane.cm
+       panedwindow $w.file_pane -orient vertical -borderwidth 0 -sashwidth 3
+       frame $w.file_pane.out -relief flat -borderwidth 1
+       frame $w.file_pane.cm -relief sunken -borderwidth 1
        $w.file_pane add $w.file_pane.out \
                -sticky nsew \
                -minsize 100 \
@@ -197,19 +202,25 @@ constructor new {i_commit i_path} {
                -width 80 \
                -xscrollcommand [list $w.file_pane.out.sbx set] \
                -font font_diff
+       if {$have_tk85} {
+               $w_file configure -inactiveselectbackground darkblue
+       }
+       $w_file tag conf found \
+               -background yellow
 
        set w_columns [list $w_amov $w_asim $w_line $w_file]
 
-       scrollbar $w.file_pane.out.sbx \
+       ${NS}::scrollbar $w.file_pane.out.sbx \
                -orient h \
                -command [list $w_file xview]
-       scrollbar $w.file_pane.out.sby \
+       ${NS}::scrollbar $w.file_pane.out.sby \
                -orient v \
                -command [list scrollbar2many $w_columns yview]
        eval grid $w_columns $w.file_pane.out.sby -sticky nsew
        grid conf \
                $w.file_pane.out.sbx \
-               -column [expr {[llength $w_columns] - 1}] \
+               -column 0 \
+               -columnspan [expr {[llength $w_columns] + 1}] \
                -sticky we
        grid columnconfigure \
                $w.file_pane.out \
@@ -217,6 +228,18 @@ constructor new {i_commit i_path} {
                -weight 1
        grid rowconfigure $w.file_pane.out 0 -weight 1
 
+       set finder [::searchbar::new \
+               $w.file_pane.out.ff $w_file \
+               -column 0 \
+               -columnspan [expr {[llength $w_columns] + 1}] \
+               ]
+
+       set gotoline [::linebar::new \
+               $w.file_pane.out.lf $w_file \
+               -column 0 \
+               -columnspan [expr {[llength $w_columns] + 1}] \
+               ]
+
        set w_cviewer $w.file_pane.cm.t
        text $w_cviewer \
                -background white \
@@ -240,10 +263,10 @@ constructor new {i_commit i_path} {
                -background $active_color \
                -font font_ui
        $w_cviewer tag raise sel
-       scrollbar $w.file_pane.cm.sbx \
+       ${NS}::scrollbar $w.file_pane.cm.sbx \
                -orient h \
                -command [list $w_cviewer xview]
-       scrollbar $w.file_pane.cm.sby \
+       ${NS}::scrollbar $w.file_pane.cm.sby \
                -orient v \
                -command [list $w_cviewer yview]
        pack $w.file_pane.cm.sby -side right -fill y
@@ -256,18 +279,45 @@ constructor new {i_commit i_path} {
        $w.ctxm add command \
                -label [mc "Copy Commit"] \
                -command [cb _copycommit]
+       $w.ctxm add separator
+       $w.ctxm add command \
+               -label [mc "Find Text..."] \
+               -accelerator F7 \
+               -command [cb _show_finder]
+       $w.ctxm add command \
+               -label [mc "Goto Line..."] \
+               -accelerator "Ctrl-G" \
+               -command [cb _show_linebar]
+       menu $w.ctxm.enc
+       build_encoding_menu $w.ctxm.enc [cb _setencoding]
+       $w.ctxm add cascade \
+               -label [mc "Encoding"] \
+               -menu $w.ctxm.enc
        $w.ctxm add command \
                -label [mc "Do Full Copy Detection"] \
                -command [cb _fullcopyblame]
+       $w.ctxm add separator
+       $w.ctxm add command \
+               -label [mc "Show History Context"] \
+               -command [cb _gitkcommit]
+       $w.ctxm add command \
+               -label [mc "Blame Parent Commit"] \
+               -command [cb _blameparent]
 
        foreach i $w_columns {
                for {set g 0} {$g < [llength $group_colors]} {incr g} {
                        $i tag conf color$g -background [lindex $group_colors $g]
                }
 
+               if {$i eq $w_file} {
+                       $w_file tag raise found
+               }
+               $i tag raise sel
+
                $i conf -cursor $cursor_ptr
-               $i conf -yscrollcommand [list many2scrollbar \
-                       $w_columns yview $w.file_pane.out.sby]
+               $i conf -yscrollcommand \
+                       "[list ::searchbar::scrolled $finder]
+                        [list many2scrollbar $w_columns yview $w.file_pane.out.sby]"
                bind $i <Button-1> "
                        [cb _hide_tooltip]
                        [cb _click $i @%x,%y]
@@ -284,7 +334,7 @@ constructor new {i_commit i_path} {
                        tk_popup $w.ctxm %X %Y
                "
                bind $i <Shift-Tab> "[list focus $w_cviewer];break"
-               bind $i <Tab>       "[list focus $w_cviewer];break"
+               bind $i <Tab>       "[cb _focus_search $w_cviewer];break"
        }
 
        foreach i [concat $w_columns $w_cviewer] {
@@ -300,10 +350,18 @@ constructor new {i_commit i_path} {
                bind $i <Control-Key-f> {catch {%W yview scroll  1 pages};break}
        }
 
-       bind $w_cviewer <Shift-Tab> "[list focus $w_file];break"
+       bind $w_cviewer <Shift-Tab> "[cb _focus_search $w_file];break"
        bind $w_cviewer <Tab>       "[list focus $w_file];break"
-       bind $w_cviewer <Button-1> [list focus $w_cviewer]
-       bind $w_file    <Visibility> [list focus $w_file]
+       bind $w_cviewer <Button-1>   [list focus $w_cviewer]
+       bind $w_file    <Visibility> [cb _focus_search $w_file]
+       bind $top       <F7>         [cb _show_finder]
+       bind $top       <Key-slash>  [cb _show_finder]
+       bind $top    <Control-Key-s> [cb _show_finder]
+       bind $top       <Escape>     [list searchbar::hide $finder]
+       bind $top       <F3>         [list searchbar::find_next $finder]
+       bind $top       <Shift-F3>   [list searchbar::find_prev $finder]
+       bind $top    <Control-Key-g> [cb _show_linebar]
+       catch { bind $top <Shift-Key-XF86_Switch_VT_3> [list searchbar::find_prev $finder] }
 
        grid configure $w.header -sticky ew
        grid configure $w.file_pane -sticky nsew
@@ -315,9 +373,14 @@ constructor new {i_commit i_path} {
 
        set req_w [winfo reqwidth  $top]
        set req_h [winfo reqheight $top]
-       set scr_h [expr {[winfo screenheight $top] - 100}]
-       if {$req_w < 600} {set req_w 600}
+       set scr_w [expr {[winfo screenwidth $top] - 40}]
+       set scr_h [expr {[winfo screenheight $top] - 120}]
+       set opt_w [expr {$font_w * (80 + 5*3 + 3)}]
+       if {$req_w < $opt_w} {set req_w $opt_w}
+       if {$req_w > $scr_w} {set req_w $scr_w}
+       set opt_h [expr {$req_w*4/3}]
        if {$req_h < $scr_h} {set req_h $scr_h}
+       if {$req_h > $opt_h} {set req_h $opt_h}
        set g "${req_w}x${req_h}"
        wm geometry $top $g
        update
@@ -325,14 +388,29 @@ constructor new {i_commit i_path} {
        set old_height [winfo height $w.file_pane]
        $w.file_pane sash place 0 \
                [lindex [$w.file_pane sash coord 0] 0] \
-               [expr {int($old_height * 0.70)}]
+               [expr {int($old_height * 0.80)}]
        bind $w.file_pane <Configure> \
        "if {{$w.file_pane} eq {%W}} {[cb _resize %h]}"
 
        wm protocol $top WM_DELETE_WINDOW "destroy $top"
-       bind $top <Destroy> [cb _kill]
+       bind $top <Destroy> [cb _handle_destroy %W]
+
+       _load $this $i_jump
+}
+
+method _focus_search {win} {
+       if {[searchbar::visible $finder]} {
+               focus [searchbar::editor $finder]
+       } else {
+               focus $win
+       }
+}
 
-       _load $this {}
+method _handle_destroy {win} {
+       if {$win eq $w} {
+               _kill $this
+               delete_this
+       }
 }
 
 method _kill {} {
@@ -387,13 +465,33 @@ method _load {jump} {
 
        $status show [mc "Reading %s..." "$commit:[escape_path $path]"]
        $w_path conf -text [escape_path $path]
+
+       set do_textconv 0
+       if {![is_config_false gui.textconv] && [git-version >= 1.7.2]} {
+               set filter [gitattr $path diff set]
+               set textconv [get_config [join [list diff $filter textconv] .]]
+               if {$filter ne {set} && $textconv ne {}} {
+                       set do_textconv 1
+               }
+       }
        if {$commit eq {}} {
-               set fd [open $path r]
+               if {$do_textconv ne 0} {
+                       set fd [open_cmd_pipe $textconv $path]
+               } else {
+                       set fd [open $path r]
+               }
                fconfigure $fd -eofchar {}
        } else {
-               set fd [git_read cat-file blob "$commit:$path"]
+               if {$do_textconv ne 0} {
+                       set fd [git_read cat-file --textconv "$commit:$path"]
+               } else {
+                       set fd [git_read cat-file blob "$commit:$path"]
+               }
        }
-       fconfigure $fd -blocking 0 -translation lf -encoding binary
+       fconfigure $fd \
+               -blocking 0 \
+               -translation lf \
+               -encoding [get_path_encoding $path]
        fileevent $fd readable [cb _read_file $fd $jump]
        set current_fd $fd
 }
@@ -470,7 +568,11 @@ method _read_file {fd jump} {
        foreach i $w_columns {$i conf -state disabled}
 
        if {[eof $fd]} {
-               close $fd
+               fconfigure $fd -blocking 1; # enable error reporting on close
+               if {[catch {close $fd} err]} {
+                       tk_messageBox -icon error -title [mc Error] \
+                               -message $err
+               }
 
                # If we don't force Tk to update the widgets *right now*
                # none of our jump commands will cause a change in the UI.
@@ -494,7 +596,7 @@ method _read_file {fd jump} {
 } ifdeleted { catch {close $fd} }
 
 method _exec_blame {cur_w cur_d options cur_s} {
-       lappend options --incremental
+       lappend options --incremental --encoding=utf-8
        if {$commit eq {}} {
                lappend options --contents $path
        } else {
@@ -502,7 +604,7 @@ method _exec_blame {cur_w cur_d options cur_s} {
        }
        lappend options -- $path
        set fd [eval git_read --nice blame $options]
-       fconfigure $fd -blocking 0 -translation lf -encoding binary
+       fconfigure $fd -blocking 0 -translation lf -encoding utf-8
        fileevent $fd readable [cb _read_blame $fd $cur_w $cur_d]
        set current_fd $fd
        set blame_lines 0
@@ -782,24 +884,42 @@ method _click {cur_w pos} {
        _showcommit $this $cur_w $lno
 }
 
+method _setencoding {enc} {
+       force_path_encoding $path $enc
+       _load $this [list \
+               $highlight_column \
+               $highlight_line \
+               [lindex [$w_file xview] 0] \
+               [lindex [$w_file yview] 0] \
+               ]
+}
+
 method _load_commit {cur_w cur_d pos} {
        upvar #0 $cur_d line_data
        set lno [lindex [split [$cur_w index $pos] .] 0]
        set dat [lindex $line_data $lno]
        if {$dat ne {}} {
-               lappend history [list \
-                       $commit $path \
-                       $highlight_column \
-                       $highlight_line \
-                       [lindex [$w_file xview] 0] \
-                       [lindex [$w_file yview] 0] \
-                       ]
-               set commit [lindex $dat 0]
-               set path   [lindex $dat 1]
-               _load $this [list [lindex $dat 2]]
+               _load_new_commit $this  \
+                       [lindex $dat 0] \
+                       [lindex $dat 1] \
+                       [list [lindex $dat 2]]
        }
 }
 
+method _load_new_commit {new_commit new_path jump} {
+       lappend history [list \
+               $commit $path \
+               $highlight_column \
+               $highlight_line \
+               [lindex [$w_file xview] 0] \
+               [lindex [$w_file yview] 0] \
+               ]
+
+       set commit $new_commit
+       set path   $new_path
+       _load $this $jump
+}
+
 method _showcommit {cur_w lno} {
        global repo_config
        variable active_color
@@ -832,6 +952,10 @@ method _showcommit {cur_w lno} {
                foreach i $w_columns {
                        $i tag conf g$cmit -background $active_color
                        $i tag raise g$cmit
+                       if {$i eq $w_file} {
+                               $w_file tag raise found
+                       }
+                       $i tag raise sel
                }
 
                set author_name {}
@@ -853,9 +977,8 @@ method _showcommit {cur_w lno} {
                        catch {
                                set fd [git_read cat-file commit $cmit]
                                fconfigure $fd -encoding binary -translation lf
-                               if {[catch {set enc $repo_config(i18n.commitencoding)}]} {
-                                       set enc utf-8
-                               }
+                               # By default commits are assumed to be in utf-8
+                               set enc utf-8
                                while {[gets $fd line] > 0} {
                                        if {[string match {encoding *} $line]} {
                                                set enc [string tolower [string range $line 9 end]]
@@ -867,12 +990,6 @@ method _showcommit {cur_w lno} {
                                set enc [tcl_encoding $enc]
                                if {$enc ne {}} {
                                        set msg [encoding convertfrom $enc $msg]
-                                       set author_name [encoding convertfrom $enc $author_name]
-                                       set committer_name [encoding convertfrom $enc $committer_name]
-                                       set header($cmit,author) $author_name
-                                       set header($cmit,committer) $committer_name
-                                       set header($cmit,summary) \
-                                       [encoding convertfrom $enc $header($cmit,summary)]
                                }
                                set msg [string trim $msg]
                        }
@@ -905,10 +1022,14 @@ method _showcommit {cur_w lno} {
        }
 }
 
-method _copycommit {} {
+method _get_click_amov_info {} {
        set pos @$::cursorX,$::cursorY
        set lno [lindex [split [$::cursorW index $pos] .] 0]
-       set dat [lindex $amov_data $lno]
+       return [lindex $amov_data $lno]
+}
+
+method _copycommit {} {
+       set dat [_get_click_amov_info $this]
        if {$dat ne {}} {
                clipboard clear
                clipboard append \
@@ -918,6 +1039,147 @@ method _copycommit {} {
        }
 }
 
+method _format_offset_date {base offset} {
+       set exval [expr {$base + $offset*24*60*60}]
+       return [clock format $exval -format {%Y-%m-%d}]
+}
+
+method _gitkcommit {} {
+       global nullid
+
+       set dat [_get_click_amov_info $this]
+       if {$dat ne {}} {
+               set cmit [lindex $dat 0]
+
+               # If the line belongs to the working copy, use HEAD instead
+               if {$cmit eq $nullid} {
+                       if {[catch {set cmit [git rev-parse --verify HEAD]} err]} {
+                               error_popup [strcat [mc "Cannot find HEAD commit:"] "\n\n$err"]
+                               return;
+                       }
+               }
+
+               set radius [get_config gui.blamehistoryctx]
+               set cmdline [list --select-commit=$cmit]
+
+               if {$radius > 0} {
+                       set author_time {}
+                       set committer_time {}
+
+                       catch {set author_time $header($cmit,author-time)}
+                       catch {set committer_time $header($cmit,committer-time)}
+
+                       if {$committer_time eq {}} {
+                               set committer_time $author_time
+                       }
+
+                       set after_time [_format_offset_date $this $committer_time [expr {-$radius}]]
+                       set before_time [_format_offset_date $this $committer_time $radius]
+
+                       lappend cmdline --after=$after_time --before=$before_time
+               }
+
+               lappend cmdline $cmit
+
+               set base_rev "HEAD"
+               if {$commit ne {}} {
+                       set base_rev $commit
+               }
+
+               if {$base_rev ne $cmit} {
+                       lappend cmdline $base_rev
+               }
+
+               do_gitk $cmdline
+       }
+}
+
+method _blameparent {} {
+       global nullid
+
+       set dat [_get_click_amov_info $this]
+       if {$dat ne {}} {
+               set cmit [lindex $dat 0]
+               set new_path [lindex $dat 1]
+
+               # Allow using Blame Parent on lines modified in the working copy
+               if {$cmit eq $nullid} {
+                       set parent_ref "HEAD"
+               } else {
+                       set parent_ref "$cmit^"
+               }
+               if {[catch {set cparent [git rev-parse --verify $parent_ref]} err]} {
+                       error_popup [strcat [mc "Cannot find parent commit:"] "\n\n$err"]
+                       return;
+               }
+
+               _kill $this
+
+               # Generate a diff between the commit and its parent,
+               # and use the hunks to update the line number.
+               # Request zero context to simplify calculations.
+               if {$cmit eq $nullid} {
+                       set diffcmd [list diff-index --unified=0 $cparent -- $new_path]
+               } else {
+                       set diffcmd [list diff-tree --unified=0 $cparent $cmit -- $new_path]
+               }
+               if {[catch {set fd [eval git_read $diffcmd]} err]} {
+                       $status stop [mc "Unable to display parent"]
+                       error_popup [strcat [mc "Error loading diff:"] "\n\n$err"]
+                       return
+               }
+
+               set r_orig_line [lindex $dat 2]
+
+               fconfigure $fd \
+                       -blocking 0 \
+                       -encoding binary \
+                       -translation binary
+               fileevent $fd readable [cb _read_diff_load_commit \
+                       $fd $cparent $new_path $r_orig_line]
+               set current_fd $fd
+       }
+}
+
+method _read_diff_load_commit {fd cparent new_path tline} {
+       if {$fd ne $current_fd} {
+               catch {close $fd}
+               return
+       }
+
+       while {[gets $fd line] >= 0} {
+               if {[regexp {^@@ -(\d+)(,(\d+))? \+(\d+)(,(\d+))? @@} $line line \
+                       old_line osz old_size new_line nsz new_size]} {
+
+                       if {$osz eq {}} { set old_size 1 }
+                       if {$nsz eq {}} { set new_size 1 }
+
+                       if {$new_line <= $tline} {
+                               if {[expr {$new_line + $new_size}] > $tline} {
+                                       # Target line within the hunk
+                                       set line_shift [expr {
+                                               ($new_size-$old_size)*($tline-$new_line)/$new_size
+                                               }]
+                               } else {
+                                       set line_shift [expr {$new_size-$old_size}]
+                               }
+
+                               set r_orig_line [expr {$r_orig_line - $line_shift}]
+                       }
+               }
+       }
+
+       if {[eof $fd]} {
+               close $fd
+               set current_fd {}
+
+               _load_new_commit $this  \
+                       $cparent        \
+                       $new_path       \
+                       [list $r_orig_line]
+       }
+} ifdeleted { catch {close $fd} }
+
 method _show_tooltip {cur_w pos} {
        if {$tooltip_wm ne {}} {
                _open_tooltip $this $cur_w
@@ -939,6 +1201,7 @@ method _open_tooltip {cur_w} {
                _hide_tooltip $this
 
                set tooltip_wm [toplevel $cur_w.tooltip -borderwidth 1]
+               catch {wm attributes $tooltip_wm -type tooltip}
                wm overrideredirect $tooltip_wm 1
                wm transient $tooltip_wm [winfo toplevel $cur_w]
                set tooltip_t $tooltip_wm.label
@@ -1020,6 +1283,18 @@ method _open_tooltip {cur_w} {
 
        $tooltip_t conf -state disabled
        _position_tooltip $this
+
+       # On MacOS raising a window causes it to acquire focus.
+       # Tk 8.5 on MacOS seems to properly support wm transient,
+       # so we can safely counter the effect there.
+       if {$::have_tk85 && [is_MacOSX]} {
+               update
+               if {$w eq {}} {
+                       raise .
+               } else {
+                       raise $w
+               }
+       }
 }
 
 method _position_tooltip {} {
@@ -1037,13 +1312,15 @@ method _position_tooltip {} {
        set pos_y [expr {[winfo pointery .] + 10}]
 
        set g "${req_w}x${req_h}"
-       if {$pos_x >= 0} {append g +}
+       if {[tk windowingsystem] eq "win32" || $pos_x >= 0} {append g +}
        append g $pos_x
-       if {$pos_y >= 0} {append g +}
+       if {[tk windowingsystem] eq "win32" || $pos_y >= 0} {append g +}
        append g $pos_y
 
        wm geometry $tooltip_wm $g
-       raise $tooltip_wm
+       if {![is_MacOSX]} {
+               raise $tooltip_wm
+       }
 }
 
 method _hide_tooltip {} {
@@ -1073,4 +1350,14 @@ method _resize {new_height} {
        set old_height $new_height
 }
 
+method _show_finder {} {
+       linebar::hide $gotoline
+       searchbar::show $finder
+}
+
+method _show_linebar {} {
+       searchbar::hide $finder
+       linebar::show $gotoline
+}
+
 }