doohoyi/color-themes-plugin
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add scrolling to main canvas

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This commit is contained in:
Seb Shader 2022-10-28 19:39:52 -07:00
parent f7260808ed
commit 16cd2d12ba
1 changed files with 14 additions and 5 deletions
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19
color-themes-plugin.tcl
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@ -219,6 +219,16 @@ proc ::color-themes::scroll {box coord units boxincr} {
$num_themes-1))]
}
proc ::color-themes::mainscroll {coord units boxincr} {
variable num_themes
#::pdwindow::post "coord: $coord units: $units boxincr: $boxincr\n"
set coord [.colortheme_dialog.theme_list.c canvasy $coord]
set ocanvy [.colortheme_dialog.theme_list.c canvasy 0]
.colortheme_dialog.theme_list.c yview scroll [expr {- ($units)}] units
{::color-themes::motion} [expr max(0, min(int($coord + \
[.colortheme_dialog.theme_list.c canvasy 0] - $ocanvy)/$boxincr, $num_themes - 1))]
}
proc ::color-themes::apply {names} {
variable selected_theme
if {$selected_theme eq ""} {return}
@ -503,15 +513,14 @@ proc ::color-themes::opendialog {} {
grid configure .colortheme_dialog.close -pady 5
grid configure .colortheme_dialog.save -pady 5
}
bind .colortheme_dialog.theme_list.c <MouseWheel> {
.colortheme_dialog.theme_list.c yview scroll [expr {- (%D)}] units
}
bind .colortheme_dialog.theme_list.c <MouseWheel> \
[list {::color-themes::mainscroll} %y %D $boxincr]
if {$::windowingsystem eq "x11"} {
# from http://wiki.tcl.tk/3893
bind .colortheme_dialog.theme_list.c <Button-4> \
{event generate %W <MouseWheel> -delta 1}
{event generate %W <MouseWheel> -delta 1 -y %y}
bind .colortheme_dialog.theme_list.c <Button-5> \
{event generate %W <MouseWheel> -delta -1}
{event generate %W <MouseWheel> -delta -1 -y %y}
}
bind .colortheme_dialog.theme_list.c <Leave> {
if {${::color-themes::hover_theme} ne "" && \