gitk: separate code blocks for configuration dialog

gitk's configuration dialog uses a large number of widgets, and this
code is hard to read as there is no easily recognizable grouping or
breaks. Help this by adding space between items that occupy a single row
in the dialog.

Signed-off-by: Mark Levedahl <[email protected]>

Author: mark987

gitk

@@ -11650,6 +11650,7 @@ proc prefspage_general {notebook} {
 
     ttk::label $page.ldisp -text [mc "Commit list display options"] -font mainfontbold
     grid $page.ldisp - -sticky w -pady 10
+
     ttk::label $page.spacer -text " "
     ttk::label $page.maxwidthl -text [mc "Maximum graph width (lines)"]
     ttk::spinbox $page.maxwidth -from 0 -to 100 -width 4 -textvariable maxwidth
@@ -11658,9 +11659,11 @@ proc prefspage_general {notebook} {
     ttk::label $page.maxpctl -text [mc "Maximum graph width (% of pane)"]
     ttk::spinbox $page.maxpct -from 1 -to 100 -width 4 -textvariable maxgraphpct
     grid x $page.maxpctl $page.maxpct -sticky w
+
     ttk::checkbutton $page.showlocal -text [mc "Show local changes"] \
         -variable showlocalchanges
     grid x $page.showlocal -sticky w
+
     ttk::checkbutton $page.hideremotes -text [mc "Hide remote refs"] \
         -variable hideremotes
     grid x $page.hideremotes -sticky w
@@ -11673,6 +11676,7 @@ proc prefspage_general {notebook} {
     ttk::checkbutton $page.autocopy -text [mc "Copy commit ID to clipboard"] \
         -variable autocopy
     grid x $page.autocopy -sticky w
+
     if {[haveselectionclipboard]} {
         ttk::checkbutton $page.autoselect -text [mc "Copy commit ID to X11 selection"] \
             -variable autoselect
@@ -11682,12 +11686,14 @@ proc prefspage_general {notebook} {
     ttk::spinbox $page.autosellen -from 1 -to $hashlength -width 4 -textvariable autosellen
     ttk::label $page.autosellenl -text [mc "Length of commit ID to copy"]
     grid x $page.autosellenl $page.autosellen -sticky w
+
     ttk::label $page.kscroll1 -text [mc "Wheel scrolling multiplier"]
     ttk::spinbox $page.kscroll -from 1 -to 20 -width 4 -textvariable kscroll
     grid x $page.kscroll1 $page.kscroll -sticky w
 
     ttk::label $page.ddisp -text [mc "Diff display options"] -font mainfontbold
     grid $page.ddisp - -sticky w -pady 10
+
     ttk::label $page.tabstopl -text [mc "Tab spacing"]
     ttk::spinbox $page.tabstop -from 1 -to 20 -width 4 -textvariable tabstop
     grid x $page.tabstopl $page.tabstop -sticky w
@@ -11703,12 +11709,15 @@ proc prefspage_general {notebook} {
     ttk::checkbutton $page.ntag -text [mc "Display nearby tags/heads"] \
         -variable showneartags
     grid x $page.ntag -sticky w
+
     ttk::label $page.maxrefsl -text [mc "Maximum # tags/heads to show"]
     ttk::spinbox $page.maxrefs -from 1 -to 1000 -width 4 -textvariable maxrefs
     grid x $page.maxrefsl $page.maxrefs -sticky w
+
     ttk::checkbutton $page.ldiff -text [mc "Limit diffs to listed paths"] \
         -variable limitdiffs
     grid x $page.ldiff -sticky w
+
     ttk::checkbutton $page.lattr -text [mc "Support per-file encodings"] \
         -variable perfile_attrs
     grid x $page.lattr -sticky w
@@ -11742,6 +11751,7 @@ proc prefspage_colors {notebook} {
     ttk::label $page.themesel -font mainfontbold \
         -text [mc "Themes - change requires restart"]
     grid $page.themesel - -sticky w -pady 10
+
     ttk::label $page.themelabel -text [mc "Theme to use after restart"]
     makedroplist $page.theme theme {*}[lsort [ttk::style theme names]]
     grid x $page.themelabel $page.theme -sticky w
@@ -11769,34 +11779,42 @@ proc prefspage_colors {notebook} {
     ttk::button $page.bgbut -text [mc "Background"] \
         -command [list choosecolor bgcolor {} $page [mc "background"]]
     grid x $page.bgbut $page.bg -sticky w
+
     label $page.fg -padx 40 -relief sunk -background $fgcolor
     ttk::button $page.fgbut -text [mc "Foreground"] \
         -command [list choosecolor fgcolor {} $page [mc "foreground"]]
     grid x $page.fgbut $page.fg -sticky w
+
     label $page.diffold -padx 40 -relief sunk -background [lindex $diffcolors 0]
     ttk::button $page.diffoldbut -text [mc "Diff: old lines"] \
         -command [list choosecolor diffcolors 0 $page [mc "diff old lines"]]
     grid x $page.diffoldbut $page.diffold -sticky w
+
     label $page.diffoldbg -padx 40 -relief sunk -background [lindex $diffbgcolors 0]
     ttk::button $page.diffoldbgbut -text [mc "Diff: old lines bg"] \
         -command [list choosecolor diffbgcolors 0 $page [mc "diff old lines bg"]]
     grid x $page.diffoldbgbut $page.diffoldbg -sticky w
+
     label $page.diffnew -padx 40 -relief sunk -background [lindex $diffcolors 1]
     ttk::button $page.diffnewbut -text [mc "Diff: new lines"] \
         -command [list choosecolor diffcolors 1 $page [mc "diff new lines"]]
     grid x $page.diffnewbut $page.diffnew -sticky w
+
     label $page.diffnewbg -padx 40 -relief sunk -background [lindex $diffbgcolors 1]
     ttk::button $page.diffnewbgbut -text [mc "Diff: new lines bg"] \
         -command [list choosecolor diffbgcolors 1 $page [mc "diff new lines bg"]]
     grid x $page.diffnewbgbut $page.diffnewbg -sticky w
+
     label $page.hunksep -padx 40 -relief sunk -background [lindex $diffcolors 2]
     ttk::button $page.hunksepbut -text [mc "Diff: hunk header"] \
         -command [list choosecolor diffcolors 2 $page [mc "diff hunk header"]]
     grid x $page.hunksepbut $page.hunksep -sticky w
+
     label $page.markbgsep -padx 40 -relief sunk -background $markbgcolor
     ttk::button $page.markbgbut -text [mc "Marked line bg"] \
         -command [list choosecolor markbgcolor {} $page [mc "marked line background"]]
     grid x $page.markbgbut $page.markbgsep -sticky w
+
     label $page.selbgsep -padx 40 -relief sunk -background $selectbgcolor
     ttk::button $page.selbgbut -text [mc "Select bg"] \
         -command [list choosecolor selectbgcolor {} $page [mc "background"]]