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# the message dialog panel is a bit unusual in that it is created directly by
# the Tcl 'pd-gui'. Most dialog panels are created by sending a message to
# 'pd', which then sends a message to 'pd-gui' to create the panel. This is
# similar to the Find dialog panel.
package provide dialog_message 0.1
package require pd_bindings
namespace eval ::dialog_message:: {
variable message_history {"pd dsp 1"}
variable history_position 0
namespace export open_message_dialog
}
proc ::dialog_message::get_history {direction} {
variable message_history
variable history_position
incr history_position $direction
if {$history_position < 0} {set history_position 0}
if {$history_position > [llength $message_history]} {
set history_position [llength $message_history]
}
.message.f.entry delete 0 end
.message.f.entry insert 0 \
[lindex $message_history end-[expr $history_position - 1]]
}
# mytoplevel isn't used here, but is kept for compatibility with other dialog ok procs
proc ::dialog_message::ok {mytoplevel} {
variable message_history
set message [.message.f.entry get]
if {$message ne ""} {
pdsend $message
lappend message_history $message
.message.f.entry delete 0 end
}
}
# mytoplevel isn't used here, but is kept for compatibility with other dialog cancel procs
proc ::dialog_message::cancel {mytoplevel} {
wm withdraw .message
}
# the message panel is opened from the menu and key bindings
proc ::dialog_message::open_message_dialog {mytoplevel} {
if {[winfo exists .message]} {
wm deiconify .message
raise .message
} else {
create_dialog $mytoplevel
}
}
proc ::dialog_message::create_dialog {mytoplevel} {
toplevel .message -class DialogWindow
wm group .message .
wm transient .message
wm title .message [_ "Send a Pd message"]
wm geometry .message =400x80+150+150
wm resizable .message 1 0
wm minsize .message 250 80
.message configure -menu $::dialog_menubar
.message configure -padx 10 -pady 5
::pd_bindings::dialog_bindings .message "message"
# not all Tcl/Tk versions or platforms support -topmost, so catch the error
catch {wm attributes $id -topmost 1}
# TODO this should use something like 'dialogfont' for the font
frame .message.f
pack .message.f -side top -fill x -expand 1
entry .message.f.entry -width 54 -font {Helvetica 18} -relief sunken \
-highlightthickness 1 -highlightcolor blue
label .message.f.semicolon -text ";" -font {Helvetica 24}
pack .message.f.semicolon -side left
pack .message.f.entry -side left -padx 10 -fill x -expand 1
focus .message.f.entry
label .message.label -text [_ "(use arrow keys for history)"]
pack .message.label -side bottom
bind .message.f.entry <Up> "::dialog_message::get_history 1"
bind .message.f.entry <Down> "::dialog_message::get_history -1"
}
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