113 lines
3 KiB
Tcl
113 lines
3 KiB
Tcl
#####################################################################
|
|
# balloon.tcl - procedures used by balloon help
|
|
#
|
|
# Copyright (C) 1996-1997 Stewart Allen
|
|
#
|
|
# This is part of vtcl source code
|
|
# Adapted for general purpose by
|
|
# Daniel Roche <daniel.roche@bigfoot.com>
|
|
# thanks to D. Richard Hipp for the multi-headed display fix
|
|
# version 1.2 ( Sep 21 2000 )
|
|
#
|
|
# This program is free software; you can redistribute it and/or
|
|
# modify it under the terms of the GNU General Public License
|
|
# as published by the Free Software Foundation; either version 2
|
|
# of the License, or (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program; if not, write to the Free Software
|
|
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
# Modification history:
|
|
# 5-Jul-2001 FMP added -justify left to the balloon help label;
|
|
# enable_balloons
|
|
|
|
#####################################################################
|
|
# Sourced by tkemc
|
|
# Uses emchelp.tcl for specific widget help messages
|
|
#####################################################################
|
|
|
|
set do_balloons 0
|
|
|
|
proc enable_balloons {e} {
|
|
global do_balloons
|
|
set do_balloons $e
|
|
}
|
|
|
|
bind Bulle <Enter> {
|
|
global do_balloons
|
|
if {$do_balloons} {
|
|
set Bulle(set) 0
|
|
set Bulle(first) 1
|
|
set Bulle(id) [after 500 {balloon %W $Bulle(%W) %X %Y}]
|
|
}
|
|
}
|
|
|
|
bind Bulle <Button> {
|
|
global do_balloons
|
|
if {$do_balloons} {
|
|
set Bulle(first) 0
|
|
kill_balloon
|
|
}
|
|
}
|
|
|
|
bind Bulle <Leave> {
|
|
global do_balloons
|
|
if {$do_balloons} {
|
|
set Bulle(first) 0
|
|
kill_balloon
|
|
}
|
|
}
|
|
|
|
bind Bulle <Motion> {
|
|
global do_balloons
|
|
if {$do_balloons} {
|
|
if {$Bulle(set) == 0} {
|
|
after cancel $Bulle(id)
|
|
set Bulle(id) [after 500 {balloon %W $Bulle(%W) %X %Y}]
|
|
}
|
|
}
|
|
}
|
|
|
|
proc set_balloon {target message} {
|
|
global Bulle
|
|
set Bulle($target) $message
|
|
bindtags $target "[bindtags $target] Bulle"
|
|
}
|
|
|
|
proc kill_balloon {} {
|
|
global Bulle
|
|
after cancel $Bulle(id)
|
|
if {[winfo exists .balloon] == 1} {
|
|
destroy .balloon
|
|
}
|
|
set Bulle(set) 0
|
|
}
|
|
|
|
proc balloon {target message {cx 0} {cy 0} } {
|
|
global Bulle
|
|
if {$Bulle(first) == 1 } {
|
|
set Bulle(first) 2
|
|
if { $cx == 0 && $cy == 0 } {
|
|
set x [expr [winfo rootx $target] + ([winfo width $target]/2)]
|
|
set y [expr [winfo rooty $target] + [winfo height $target] + 4]
|
|
} else {
|
|
set x [expr $cx + 4]
|
|
set y [expr $cy + 4]
|
|
}
|
|
toplevel .balloon -bg black -screen [winfo screen $target]
|
|
wm overrideredirect .balloon 1
|
|
label .balloon.l \
|
|
-text $message -justify left -relief flat \
|
|
-bg #ffffaa -fg black -padx 2 -pady 0 -anchor w
|
|
pack .balloon.l -side left -padx 1 -pady 1
|
|
wm geometry .balloon +${x}+${y}
|
|
set Bulle(set) 1
|
|
}
|
|
}
|
|
|