git-gui: Rename difffont/mainfont variables.

I found difffont to be a very awkward varible name, due to the use
of three f's in a row.  So use easier to read variable names.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>

diff --git a/git-gui b/git-gui
index e16fcf7346165a9646de1262ac5a75b3fcbf706b..e30a114439a404d22a17f21bdfb26f232f0ee81a 100755 (executable)
--- a/git-gui
+++ b/git-gui
@@ -1044,17 +1044,17 @@ proc load_all_remotes {} {
 }
 
 proc populate_remote_menu {m pfx op} {
-       global all_remotes mainfont
+       global all_remotes font_ui
 
        foreach remote $all_remotes {
                $m add command -label "$pfx $remote..." \
                        -command [list $op $remote] \
-                       -font $mainfont
+                       -font $font_ui
        }
 }
 
 proc populate_pull_menu {m} {
-       global gitdir repo_config all_remotes mainfont disable_on_lock
+       global gitdir repo_config all_remotes font_ui disable_on_lock
 
        foreach remote $all_remotes {
                set rb {}
@@ -1082,7 +1082,7 @@ proc populate_pull_menu {m} {
                        $m add command \
                                -label "Branch $rb_short from $remote..." \
                                -command [list pull_remote $remote $rb] \
-                               -font $mainfont
+                               -font $font_ui
                        lappend disable_on_lock \
                                [list $m entryconf [$m index last] -state]
                }
@@ -1212,13 +1212,13 @@ proc error_popup {msg} {
 }
 
 proc show_msg {w top msg} {
-       global gitdir appname mainfont
+       global gitdir appname font_ui
 
        message $w.m -text $msg -justify left -aspect 400
        pack $w.m -side top -fill x -padx 5 -pady 10
        button $w.ok -text OK \
                -width 15 \
-               -font $mainfont \
+               -font $font_ui \
                -command "destroy $top"
        pack $w.ok -side bottom
        bind $top <Visibility> "grab $top; focus $top"
@@ -1230,7 +1230,7 @@ proc show_msg {w top msg} {
 }
 
 proc hook_failed_popup {hook msg} {
-       global gitdir mainfont difffont appname
+       global gitdir font_ui font_diff appname
 
        set w .hookfail
        toplevel $w
@@ -1240,18 +1240,18 @@ proc hook_failed_popup {hook msg} {
        label $w.m.l1 -text "$hook hook failed:" \
                -anchor w \
                -justify left \
-               -font [concat $mainfont bold]
+               -font [concat $font_ui bold]
        text $w.m.t \
                -background white -borderwidth 1 \
                -relief sunken \
                -width 80 -height 10 \
-               -font $difffont \
+               -font $font_diff \
                -yscrollcommand [list $w.m.sby set]
        label $w.m.l2 \
                -text {You must correct the above errors before committing.} \
                -anchor w \
                -justify left \
-               -font [concat $mainfont bold]
+               -font [concat $font_ui bold]
        scrollbar $w.m.sby -command [list $w.m.t yview]
        pack $w.m.l1 -side top -fill x
        pack $w.m.l2 -side bottom -fill x
@@ -1264,7 +1264,7 @@ proc hook_failed_popup {hook msg} {
 
        button $w.ok -text OK \
                -width 15 \
-               -font $mainfont \
+               -font $font_ui \
                -command "destroy $w"
        pack $w.ok -side bottom
 
@@ -1287,7 +1287,7 @@ proc new_console {short_title long_title} {
 
 proc console_init {w} {
        global console_cr console_data
-       global gitdir appname mainfont difffont
+       global gitdir appname font_ui font_diff
 
        set console_cr($w) 1.0
        toplevel $w
@@ -1295,17 +1295,17 @@ proc console_init {w} {
        label $w.m.l1 -text "[lindex $console_data($w) 1]:" \
                -anchor w \
                -justify left \
-               -font [concat $mainfont bold]
+               -font [concat $font_ui bold]
        text $w.m.t \
                -background white -borderwidth 1 \
                -relief sunken \
                -width 80 -height 10 \
-               -font $difffont \
+               -font $font_diff \
                -state disabled \
                -yscrollcommand [list $w.m.sby set]
        label $w.m.s -anchor w \
                -justify left \
-               -font [concat $mainfont bold]
+               -font [concat $font_ui bold]
        scrollbar $w.m.sby -command [list $w.m.t yview]
        pack $w.m.l1 -side top -fill x
        pack $w.m.s -side bottom -fill x
@@ -1315,7 +1315,7 @@ proc console_init {w} {
 
        button $w.ok -text {Running...} \
                -width 15 \
-               -font $mainfont \
+               -font $font_ui \
                -state disabled \
                -command "destroy $w"
        pack $w.ok -side bottom
@@ -1548,8 +1548,8 @@ proc unclick {w x y} {
 ##
 ## ui init
 
-set mainfont {Helvetica 10}
-set difffont {Courier 10}
+set font_ui {Helvetica 10}
+set font_diff {Courier 10}
 set maincursor [. cget -cursor]
 
 switch -glob -- "$tcl_platform(platform),$tcl_platform(os)" {
@@ -1573,14 +1573,14 @@ menu .mbar -tearoff 0
 menu .mbar.project
 .mbar.project add command -label Visualize \
        -command do_gitk \
-       -font $mainfont
+       -font $font_ui
 .mbar.project add command -label {Repack Database} \
        -command do_repack \
-       -font $mainfont
+       -font $font_ui
 .mbar.project add command -label Quit \
        -command do_quit \
        -accelerator $M1T-Q \
-       -font $mainfont
+       -font $font_ui
 
 # -- Edit Menu
 #
@@ -1588,61 +1588,61 @@ menu .mbar.edit
 .mbar.edit add command -label Undo \
        -command {catch {[focus] edit undo}} \
        -accelerator $M1T-Z \
-       -font $mainfont
+       -font $font_ui
 .mbar.edit add command -label Redo \
        -command {catch {[focus] edit redo}} \
        -accelerator $M1T-Y \
-       -font $mainfont
+       -font $font_ui
 .mbar.edit add separator
 .mbar.edit add command -label Cut \
        -command {catch {tk_textCut [focus]}} \
        -accelerator $M1T-X \
-       -font $mainfont
+       -font $font_ui
 .mbar.edit add command -label Copy \
        -command {catch {tk_textCopy [focus]}} \
        -accelerator $M1T-C \
-       -font $mainfont
+       -font $font_ui
 .mbar.edit add command -label Paste \
        -command {catch {tk_textPaste [focus]; [focus] see insert}} \
        -accelerator $M1T-V \
-       -font $mainfont
+       -font $font_ui
 .mbar.edit add command -label Delete \
        -command {catch {[focus] delete sel.first sel.last}} \
        -accelerator Del \
-       -font $mainfont
+       -font $font_ui
 .mbar.edit add separator
 .mbar.edit add command -label {Select All} \
        -command {catch {[focus] tag add sel 0.0 end}} \
        -accelerator $M1T-A \
-       -font $mainfont
+       -font $font_ui
 
 # -- Commit Menu
 menu .mbar.commit
 .mbar.commit add command -label Rescan \
        -command do_rescan \
        -accelerator F5 \
-       -font $mainfont
+       -font $font_ui
 lappend disable_on_lock \
        [list .mbar.commit entryconf [.mbar.commit index last] -state]
 .mbar.commit add command -label {Amend Last Commit} \
        -command do_amend_last \
-       -font $mainfont
+       -font $font_ui
 lappend disable_on_lock \
        [list .mbar.commit entryconf [.mbar.commit index last] -state]
 .mbar.commit add command -label {Include All Files} \
        -command do_include_all \
        -accelerator $M1T-I \
-       -font $mainfont
+       -font $font_ui
 lappend disable_on_lock \
        [list .mbar.commit entryconf [.mbar.commit index last] -state]
 .mbar.commit add command -label {Sign Off} \
        -command do_signoff \
        -accelerator $M1T-S \
-       -font $mainfont
+       -font $font_ui
 .mbar.commit add command -label Commit \
        -command do_commit \
        -accelerator $M1T-Return \
-       -font $mainfont
+       -font $font_ui
 lappend disable_on_lock \
        [list .mbar.commit entryconf [.mbar.commit index last] -state]
 
@@ -1673,10 +1673,10 @@ pack .vpane -anchor n -side top -fill both -expand 1
 frame .vpane.files.index -height 100 -width 400
 label .vpane.files.index.title -text {Modified Files} \
        -background green \
-       -font $mainfont
+       -font $font_ui
 text $ui_index -background white -borderwidth 0 \
        -width 40 -height 10 \
-       -font $mainfont \
+       -font $font_ui \
        -yscrollcommand {.vpane.files.index.sb set} \
        -cursor $maincursor \
        -state disabled
@@ -1690,10 +1690,10 @@ pack $ui_index -side left -fill both -expand 1
 frame .vpane.files.other -height 100 -width 100
 label .vpane.files.other.title -text {Untracked Files} \
        -background red \
-       -font $mainfont
+       -font $font_ui
 text $ui_other -background white -borderwidth 0 \
        -width 40 -height 10 \
-       -font $mainfont \
+       -font $font_ui \
        -yscrollcommand {.vpane.files.other.sb set} \
        -cursor $maincursor \
        -state disabled
@@ -1703,8 +1703,8 @@ pack .vpane.files.other.sb -side right -fill y
 pack $ui_other -side left -fill both -expand 1
 .vpane.files add .vpane.files.other -sticky nsew
 
-$ui_index tag conf in_diff -font [concat $mainfont bold]
-$ui_other tag conf in_diff -font [concat $mainfont bold]
+$ui_index tag conf in_diff -font [concat $font_ui bold]
+$ui_other tag conf in_diff -font [concat $font_ui bold]
 
 # -- Diff and Commit Area
 frame .vpane.lower -height 400 -width 400
@@ -1719,36 +1719,36 @@ frame .vpane.lower.commarea.buttons
 label .vpane.lower.commarea.buttons.l -text {} \
        -anchor w \
        -justify left \
-       -font $mainfont
+       -font $font_ui
 pack .vpane.lower.commarea.buttons.l -side top -fill x
 pack .vpane.lower.commarea.buttons -side left -fill y
 
 button .vpane.lower.commarea.buttons.rescan -text {Rescan} \
        -command do_rescan \
-       -font $mainfont
+       -font $font_ui
 pack .vpane.lower.commarea.buttons.rescan -side top -fill x
 lappend disable_on_lock {.vpane.lower.commarea.buttons.rescan conf -state}
 
 button .vpane.lower.commarea.buttons.amend -text {Amend Last} \
        -command do_amend_last \
-       -font $mainfont
+       -font $font_ui
 pack .vpane.lower.commarea.buttons.amend -side top -fill x
 lappend disable_on_lock {.vpane.lower.commarea.buttons.amend conf -state}
 
 button .vpane.lower.commarea.buttons.incall -text {Include All} \
        -command do_include_all \
-       -font $mainfont
+       -font $font_ui
 pack .vpane.lower.commarea.buttons.incall -side top -fill x
 lappend disable_on_lock {.vpane.lower.commarea.buttons.incall conf -state}
 
 button .vpane.lower.commarea.buttons.signoff -text {Sign Off} \
        -command do_signoff \
-       -font $mainfont
+       -font $font_ui
 pack .vpane.lower.commarea.buttons.signoff -side top -fill x
 
 button .vpane.lower.commarea.buttons.commit -text {Commit} \
        -command do_commit \
-       -font $mainfont
+       -font $font_ui
 pack .vpane.lower.commarea.buttons.commit -side top -fill x
 lappend disable_on_lock {.vpane.lower.commarea.buttons.commit conf -state}
 
@@ -1759,7 +1759,7 @@ set ui_coml .vpane.lower.commarea.buffer.l
 label $ui_coml -text {Commit Message:} \
        -anchor w \
        -justify left \
-       -font $mainfont
+       -font $font_ui
 trace add variable commit_type write {uplevel #0 {
        switch -glob $commit_type \
        initial {$ui_coml conf -text {Initial Commit Message:}} \
@@ -1773,7 +1773,7 @@ text $ui_comm -background white -borderwidth 1 \
        -autoseparators true \
        -relief sunken \
        -width 75 -height 9 -wrap none \
-       -font $difffont \
+       -font $font_diff \
        -yscrollcommand {.vpane.lower.commarea.buffer.sby set} \
        -cursor $maincursor
 scrollbar .vpane.lower.commarea.buffer.sby -command [list $ui_comm yview]
@@ -1788,21 +1788,21 @@ set ui_fstatus_value {}
 frame .vpane.lower.diff.header -background orange
 label .vpane.lower.diff.header.l1 -text {File:} \
        -background orange \
-       -font $mainfont
+       -font $font_ui
 label .vpane.lower.diff.header.l2 -textvariable ui_fname_value \
        -background orange \
        -anchor w \
        -justify left \
-       -font $mainfont
+       -font $font_ui
 label .vpane.lower.diff.header.l3 -text {Status:} \
        -background orange \
-       -font $mainfont
+       -font $font_ui
 label .vpane.lower.diff.header.l4 -textvariable ui_fstatus_value \
        -background orange \
        -width $max_status_desc \
        -anchor w \
        -justify left \
-       -font $mainfont
+       -font $font_ui
 pack .vpane.lower.diff.header.l1 -side left
 pack .vpane.lower.diff.header.l2 -side left -fill x
 pack .vpane.lower.diff.header.l4 -side right
@@ -1813,7 +1813,7 @@ frame .vpane.lower.diff.body
 set ui_diff .vpane.lower.diff.body.t
 text $ui_diff -background white -borderwidth 0 \
        -width 80 -height 15 -wrap none \
-       -font $difffont \
+       -font $font_diff \
        -xscrollcommand {.vpane.lower.diff.body.sbx set} \
        -yscrollcommand {.vpane.lower.diff.body.sby set} \
        -cursor $maincursor \
@@ -1830,10 +1830,10 @@ pack .vpane.lower.diff.body -side bottom -fill both -expand 1
 
 $ui_diff tag conf dm -foreground red
 $ui_diff tag conf dp -foreground blue
-$ui_diff tag conf da -font [concat $difffont bold]
+$ui_diff tag conf da -font [concat $font_diff bold]
 $ui_diff tag conf di -foreground "#00a000"
 $ui_diff tag conf dni -foreground "#a000a0"
-$ui_diff tag conf bold -font [concat $difffont bold]
+$ui_diff tag conf bold -font [concat $font_diff bold]
 
 # -- Status Bar
 set ui_status_value {Initializing...}
@@ -1842,7 +1842,7 @@ label .status -textvariable ui_status_value \
        -justify left \
        -borderwidth 1 \
        -relief sunken \
-       -font $mainfont
+       -font $font_ui
 pack .status -anchor w -side bottom -fill x
 
 # -- Load geometry