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Merge branch 'sh/inactive-background'

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Set a different background color for selections in inactive widgets.
This inactive color is calculated from the current theme colors to make
sure it works for all themes.

* sh/inactive-background:
  git-gui: use gray background for inactive text widgets
This commit is contained in:
Pratyush Yadav 2020-12-19 01:02:34 +05:30
commit 7b0cfe156e
2 changed files with 37 additions and 16 deletions
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18
git-gui.sh
View file

@ -720,9 +720,6 @@ proc rmsel_tag {text} {
-background [$text cget -background] \
-foreground [$text cget -foreground] \
-borderwidth 0
$text tag conf in_sel\
-background $color::select_bg \
-foreground $color::select_fg
bind $text <Motion> break
return $text
}
@ -3328,11 +3325,20 @@ if {!$use_ttk} {
.vpane.files paneconfigure .vpane.files.index -sticky news
}
proc set_selection_colors {w has_focus} {
foreach tag [list in_diff in_sel] {
$w tag conf $tag \
-background [expr {$has_focus ? $color::select_bg : $color::inactive_select_bg}] \
-foreground [expr {$has_focus ? $color::select_fg : $color::inactive_select_fg}]
}
}
foreach i [list $ui_index $ui_workdir] {
rmsel_tag $i
$i tag conf in_diff \
-background $color::select_bg \
-foreground $color::select_fg
set_selection_colors $i 0
bind $i <FocusIn> { set_selection_colors %W 1 }
bind $i <FocusOut> { set_selection_colors %W 0 }
}
unset i

35
lib/themed.tcl
View file

@ -6,19 +6,25 @@ namespace eval color {
# Variable colors
# Preffered way to set widget colors is using add_option.
# In some cases, like with tags in_diff/in_sel, we use these colors.
variable select_bg lightgray
variable select_fg black
variable select_bg lightgray
variable select_fg black
variable inactive_select_bg lightgray
variable inactive_select_fg black
proc sync_with_theme {} {
set base_bg [ttk::style lookup . -background]
set base_fg [ttk::style lookup . -foreground]
set text_bg [ttk::style lookup Treeview -background]
set text_fg [ttk::style lookup Treeview -foreground]
set select_bg [ttk::style lookup Default -selectbackground]
set select_fg [ttk::style lookup Default -selectforeground]
set base_bg [ttk::style lookup . -background]
set base_fg [ttk::style lookup . -foreground]
set text_bg [ttk::style lookup Treeview -background]
set text_fg [ttk::style lookup Treeview -foreground]
set select_bg [ttk::style lookup Default -selectbackground]
set select_fg [ttk::style lookup Default -selectforeground]
set inactive_select_bg [convert_rgb_to_gray $select_bg]
set inactive_select_fg $select_fg
set color::select_bg $select_bg
set color::select_fg $select_fg
set color::inactive_select_bg $inactive_select_bg
set color::inactive_select_fg $inactive_select_fg
proc add_option {key val} {
option add $key $val widgetDefault
@ -36,11 +42,20 @@ namespace eval color {
add_option *Text.Foreground $text_fg
add_option *Text.selectBackground $select_bg
add_option *Text.selectForeground $select_fg
add_option *Text.inactiveSelectBackground $select_bg
add_option *Text.inactiveSelectForeground $select_fg
add_option *Text.inactiveSelectBackground $inactive_select_bg
add_option *Text.inactiveSelectForeground $inactive_select_fg
}
}
proc convert_rgb_to_gray {rgb} {
# Simply take the average of red, green and blue. This wouldn't be good
# enough for, say, converting a photo to grayscale, but for this simple
# purpose of approximating the brightness of a color it's good enough.
lassign [winfo rgb . $rgb] r g b
set gray [expr {($r / 256 + $g / 256 + $b / 256) / 3}]
return [format "#%2.2X%2.2X%2.2X" $gray $gray $gray]
}
proc ttk_get_current_theme {} {
# Handle either current Tk or older versions of 8.5
if {[catch {set theme [ttk::style theme use]}]} {