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set iw [font measure $font $msg]
}
}
#Don't create a balloon if the text is fully visible.
set create [expr {$iw > $ww - 8}]
} else {
if {[string index $msg 0] eq "\["} {
set msg [subst -novariables -nobackslash $msg]
set msg [subst -novariables -nobackslashes $msg]
}
set iw [font measure $font $msg]
}
if {$create} {
set x [expr {[winfo rootx $w] + $ix}]
set y [expr {[winfo rooty $w] + $iy + $ih + 2}]
if {$x + $iw + 8 > [winfo screenwidth $w]} {
set x [expr {[winfo screenwidth $w] - $iw - 8}]
}
toplevel .balloon -bg black
wm overrideredirect .balloon 1
label .balloon.l \
-text $msg -relief flat -font $font -justify left \
-bg #ffffaa -fg black -padx 2 -pady 0 -anchor w
-bg #ffffaa -fg black -padx 2 -pady 0 -anchor "w"
pack .balloon.l -side left -padx 1 -pady 1
wm geometry .balloon +${x}+${y}
set balloon(created) 1
}
}
}
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