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git-gui: add search history to searchbar

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Use the up/down keys to browse the history.

Signed-off-by: Bert Wesarg <bert.wesarg@googlemail.com>
Signed-off-by: Pat Thoyts <patthoyts@users.sourceforge.net>
This commit is contained in:
Bert Wesarg 2011-10-14 10:14:52 +02:00 committed by Pat Thoyts
parent e9144d5555
commit 1159971baa
1 changed files with 60 additions and 0 deletions
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60
lib/search.tcl
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@ -13,6 +13,9 @@ field casesensitive
field default_casesensitive
field searchdirn -forwards
field history
field history_index
field smarktop
field smarkbot
@ -28,6 +31,8 @@ constructor new {i_w i_text args} {
set default_casesensitive 1
}
set history [list]
${NS}::frame $w
${NS}::label $w.l -text [mc Find:]
entry $w.ent -textvariable ${__this}::searchstring -background lightgreen
@ -50,6 +55,8 @@ constructor new {i_w i_text args} {
trace add variable searchstring write [cb _incrsearch_cb]
bind $w.ent <Return> [cb find_next]
bind $w.ent <Shift-Return> [cb find_prev]
bind $w.ent <Key-Up> [cb _prev_search]
bind $w.ent <Key-Down> [cb _next_search]
bind $w <Destroy> [list delete_this $this]
return $this
@ -58,8 +65,10 @@ constructor new {i_w i_text args} {
method show {} {
if {![visible $this]} {
grid $w
$w.ent delete 0 end
set regexpsearch $default_regexpsearch
set casesensitive $default_casesensitive
set history_index [llength $history]
}
focus -force $w.ent
}
@ -68,6 +77,7 @@ method hide {} {
if {[visible $this]} {
focus $ctext
grid remove $w
_save_search $this
}
}
@ -160,6 +170,55 @@ method _incrsearch {} {
}
}
method _save_search {} {
if {$searchstring eq {}} {
return
}
if {[llength $history] > 0} {
foreach {s_regexp s_case s_expr} [lindex $history end] break
} else {
set s_regexp $regexpsearch
set s_case $casesensitive
set s_expr ""
}
if {$searchstring eq $s_expr} {
# update modes
set history [lreplace $history end end \
[list $regexpsearch $casesensitive $searchstring]]
} else {
lappend history [list $regexpsearch $casesensitive $searchstring]
}
set history_index [llength $history]
}
method _prev_search {} {
if {$history_index > 0} {
incr history_index -1
foreach {s_regexp s_case s_expr} [lindex $history $history_index] break
$w.ent delete 0 end
$w.ent insert 0 $s_expr
set regexpsearch $s_regexp
set casesensitive $s_case
}
}
method _next_search {} {
if {$history_index < [llength $history]} {
incr history_index
}
if {$history_index < [llength $history]} {
foreach {s_regexp s_case s_expr} [lindex $history $history_index] break
} else {
set s_regexp $default_regexpsearch
set s_case $default_casesensitive
set s_expr ""
}
$w.ent delete 0 end
$w.ent insert 0 $s_expr
set regexpsearch $s_regexp
set casesensitive $s_case
}
method find_prev {} {
find_next $this -backwards
}
@ -170,6 +229,7 @@ method find_next {{dir -forwards}} {
set searchdirn $dir
$ctext mark unset anchor
if {$searchstring ne {}} {
_save_search $this
set start [_get_new_anchor $this]
if {$dir eq "-forwards"} {
set start "$start + 1c"