| # clrpick.tcl -- |
| # |
| # This demonstration script prompts the user to select a color. |
| # |
| # RCS: @(#) $Id: clrpick.tcl,v 1.3 2001/06/14 10:56:58 dkf Exp $ |
| |
| 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 |
| } |
| } |
