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authorrjohnson <rjohnson>1998-04-01 09:51:44 (GMT)
committerrjohnson <rjohnson>1998-04-01 09:51:44 (GMT)
commit066ea7fd88d49cb456f74da71dbe875e4fc0aabb (patch)
tree8fb30cb152c4dc191be47fa043d2e6f5ea38c7ba /library/demos/clrpick.tcl
parent13242623d2ff3ea02ab6a62bfb48a7dbb5c27e22 (diff)
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Initial revision
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diff --git a/library/demos/clrpick.tcl b/library/demos/clrpick.tcl
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+# clrpick.tcl --
+#
+# This demonstration script prompts the user to select a color.
+#
+# SCCS: @(#) clrpick.tcl 1.3 97/03/02 16:20:12
+
+if {![info exists widgetDemo]} {
+ error "This script should be run from the \"widget\" demo."
+}
+
+set w .clrpick
+catch {destroy $w}
+toplevel $w
+wm title $w "Color Selection Dialog"
+wm iconname $w "colors"
+positionWindow $w
+
+label $w.msg -font $font -wraplength 4i -justify left -text "Press the buttons below to choose the foreground and background colors for the widgets in this window."
+pack $w.msg -side top
+
+frame $w.buttons
+pack $w.buttons -side bottom -fill x -pady 2m
+button $w.buttons.dismiss -text Dismiss -command "destroy $w"
+button $w.buttons.code -text "See Code" -command "showCode $w"
+pack $w.buttons.dismiss $w.buttons.code -side left -expand 1
+
+button $w.back -text "Set background color ..." \
+ -command \
+ "setColor $w $w.back background {-background -highlightbackground}"
+button $w.fore -text "Set foreground color ..." \
+ -command \
+ "setColor $w $w.back foreground -foreground"
+
+pack $w.back $w.fore -side top -anchor c -pady 2m
+
+proc setColor {w button name options} {
+ grab $w
+ set initialColor [$button cget -$name]
+ set color [tk_chooseColor -title "Choose a $name color" -parent $w \
+ -initialcolor $initialColor]
+ if [string compare $color ""] {
+ setColor_helper $w $options $color
+ }
+ grab release $w
+}
+
+proc setColor_helper {w options color} {
+ foreach option $options {
+ catch {
+ $w config $option $color
+ }
+ }
+ foreach child [winfo children $w] {
+ setColor_helper $child $options $color
+ }
+}