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578 |
markom |
# console.tcl --
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#
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# This code constructs the console window for an application. It
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# can be used by non-unix systems that do not have built-in support
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# for shells.
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#
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# SCCS: @(#) console.tcl 1.45 97/09/17 16:52:40
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#
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# Copyright (c) 1995-1997 Sun Microsystems, Inc.
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#
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# See the file "license.terms" for information on usage and redistribution
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# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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#
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# TODO: history - remember partially written command
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# tkConsoleInit --
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# This procedure constructs and configures the console windows.
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#
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# Arguments:
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# None.
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proc tkConsoleInit {} {
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global tcl_platform
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if {! [consoleinterp eval {set tcl_interactive}]} {
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wm withdraw .
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}
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if {"$tcl_platform(platform)" == "macintosh"} {
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set mod "Cmd"
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} else {
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set mod "Ctrl"
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}
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menu .menubar
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.menubar add cascade -label File -menu .menubar.file -underline 0
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.menubar add cascade -label Edit -menu .menubar.edit -underline 0
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menu .menubar.file -tearoff 0
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.menubar.file add command -label "Source..." -underline 0 \
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-command tkConsoleSource
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.menubar.file add command -label "Hide Console" -underline 0 \
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-command {wm withdraw .}
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if {"$tcl_platform(platform)" == "macintosh"} {
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.menubar.file add command -label "Quit" -command exit -accel Cmd-Q
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} else {
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.menubar.file add command -label "Exit" -underline 1 -command exit
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}
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menu .menubar.edit -tearoff 0
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.menubar.edit add command -label "Cut" -underline 2 \
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-command { event generate .console <<Cut>> } -accel "$mod+X"
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.menubar.edit add command -label "Copy" -underline 0 \
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-command { event generate .console <<Copy>> } -accel "$mod+C"
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.menubar.edit add command -label "Paste" -underline 1 \
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-command { event generate .console <<Paste>> } -accel "$mod+V"
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if {"$tcl_platform(platform)" == "windows"} {
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.menubar.edit add command -label "Delete" -underline 0 \
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-command { event generate .console <<Clear>> } -accel "Del"
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.menubar add cascade -label Help -menu .menubar.help -underline 0
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menu .menubar.help -tearoff 0
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.menubar.help add command -label "About..." -underline 0 \
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-command tkConsoleAbout
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} else {
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.menubar.edit add command -label "Clear" -underline 2 \
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-command { event generate .console <<Clear>> }
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}
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. conf -menu .menubar
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text .console -yscrollcommand ".sb set" -setgrid true
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scrollbar .sb -command ".console yview"
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pack .sb -side right -fill both
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pack .console -fill both -expand 1 -side left
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if {$tcl_platform(platform) == "macintosh"} {
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.console configure -font {Monaco 9 normal} -highlightthickness 0
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}
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tkConsoleBind .console
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.console tag configure stderr -foreground red
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.console tag configure stdin -foreground blue
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focus .console
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wm protocol . WM_DELETE_WINDOW { wm withdraw . }
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wm title . "Console"
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flush stdout
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.console mark set output [.console index "end - 1 char"]
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tkTextSetCursor .console end
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.console mark set promptEnd insert
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.console mark gravity promptEnd left
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}
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# tkConsoleSource --
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#
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# Prompts the user for a file to source in the main interpreter.
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#
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# Arguments:
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# None.
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proc tkConsoleSource {} {
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set filename [tk_getOpenFile -defaultextension .tcl -parent . \
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-title "Select a file to source" \
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-filetypes {{"Tcl Scripts" .tcl} {"All Files" *}}]
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if {"$filename" != ""} {
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set cmd [list source $filename]
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if {[catch {consoleinterp eval $cmd} result]} {
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tkConsoleOutput stderr "$result\n"
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}
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}
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}
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# tkConsoleInvoke --
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# Processes the command line input. If the command is complete it
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# is evaled in the main interpreter. Otherwise, the continuation
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# prompt is added and more input may be added.
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#
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# Arguments:
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# None.
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proc tkConsoleInvoke {args} {
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set ranges [.console tag ranges input]
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set cmd ""
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if {$ranges != ""} {
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set pos 0
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while {[lindex $ranges $pos] != ""} {
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set start [lindex $ranges $pos]
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set end [lindex $ranges [incr pos]]
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append cmd [.console get $start $end]
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incr pos
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}
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}
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if {$cmd == ""} {
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tkConsolePrompt
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} elseif {[info complete $cmd]} {
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.console mark set output end
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.console tag delete input
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set result [consoleinterp record $cmd]
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if {$result != ""} {
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.console insert insert "$result\n"
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}
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tkConsoleHistory reset
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tkConsolePrompt
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} else {
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tkConsolePrompt partial
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}
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.console yview -pickplace insert
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}
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# tkConsoleHistory --
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# This procedure implements command line history for the
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# console. In general is evals the history command in the
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# main interpreter to obtain the history. The global variable
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# histNum is used to store the current location in the history.
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#
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# Arguments:
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# cmd - Which action to take: prev, next, reset.
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set histNum 1
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proc tkConsoleHistory {cmd} {
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global histNum
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switch $cmd {
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prev {
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incr histNum -1
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if {$histNum == 0} {
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set cmd {history event [expr {[history nextid] -1}]}
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} else {
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set cmd "history event $histNum"
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}
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if {[catch {consoleinterp eval $cmd} cmd]} {
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incr histNum
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return
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}
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.console delete promptEnd end
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.console insert promptEnd $cmd {input stdin}
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}
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next {
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incr histNum
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if {$histNum == 0} {
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set cmd {history event [expr {[history nextid] -1}]}
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} elseif {$histNum > 0} {
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set cmd ""
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set histNum 1
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} else {
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set cmd "history event $histNum"
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}
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if {$cmd != ""} {
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catch {consoleinterp eval $cmd} cmd
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}
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.console delete promptEnd end
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.console insert promptEnd $cmd {input stdin}
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}
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reset {
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set histNum 1
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}
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}
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}
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# tkConsolePrompt --
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# This procedure draws the prompt. If tcl_prompt1 or tcl_prompt2
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# exists in the main interpreter it will be called to generate the
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# prompt. Otherwise, a hard coded default prompt is printed.
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#
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# Arguments:
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# partial - Flag to specify which prompt to print.
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proc tkConsolePrompt {{partial normal}} {
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if {$partial == "normal"} {
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set temp [.console index "end - 1 char"]
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.console mark set output end
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if {[consoleinterp eval "info exists tcl_prompt1"]} {
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consoleinterp eval "eval \[set tcl_prompt1\]"
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} else {
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puts -nonewline "% "
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}
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} else {
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set temp [.console index output]
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.console mark set output end
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if {[consoleinterp eval "info exists tcl_prompt2"]} {
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consoleinterp eval "eval \[set tcl_prompt2\]"
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} else {
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puts -nonewline "> "
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}
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}
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flush stdout
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.console mark set output $temp
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tkTextSetCursor .console end
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.console mark set promptEnd insert
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.console mark gravity promptEnd left
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}
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# tkConsoleBind --
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# This procedure first ensures that the default bindings for the Text
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# class have been defined. Then certain bindings are overridden for
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# the class.
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#
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# Arguments:
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# None.
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proc tkConsoleBind {win} {
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bindtags $win "$win Text . all"
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# Ignore all Alt, Meta, and Control keypresses unless explicitly bound.
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# Otherwise, if a widget binding for one of these is defined, the
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# <KeyPress> class binding will also fire and insert the character,
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# which is wrong. Ditto for <Escape>.
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bind $win <Alt-KeyPress> {# nothing }
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bind $win <Meta-KeyPress> {# nothing}
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bind $win <Control-KeyPress> {# nothing}
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bind $win <Escape> {# nothing}
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bind $win <KP_Enter> {# nothing}
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bind $win <Tab> {
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tkConsoleInsert %W \t
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focus %W
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break
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}
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bind $win <Return> {
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%W mark set insert {end - 1c}
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tkConsoleInsert %W "\n"
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tkConsoleInvoke
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break
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}
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| 270 |
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bind $win <Delete> {
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if {[%W tag nextrange sel 1.0 end] != ""} {
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%W tag remove sel sel.first promptEnd
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} else {
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| 274 |
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if {[%W compare insert < promptEnd]} {
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break
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}
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| 277 |
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}
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| 278 |
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}
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| 279 |
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bind $win <BackSpace> {
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| 280 |
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if {[%W tag nextrange sel 1.0 end] != ""} {
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| 281 |
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%W tag remove sel sel.first promptEnd
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| 282 |
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} else {
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| 283 |
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if {[%W compare insert <= promptEnd]} {
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| 284 |
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break
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| 285 |
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}
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| 286 |
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}
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| 287 |
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}
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| 288 |
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foreach left {Control-a Home} {
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| 289 |
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bind $win <$left> {
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| 290 |
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if {[%W compare insert < promptEnd]} {
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| 291 |
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tkTextSetCursor %W {insert linestart}
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| 292 |
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} else {
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| 293 |
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tkTextSetCursor %W promptEnd
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| 294 |
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}
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| 295 |
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break
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| 296 |
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}
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| 297 |
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}
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| 298 |
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foreach right {Control-e End} {
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| 299 |
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bind $win <$right> {
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| 300 |
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tkTextSetCursor %W {insert lineend}
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| 301 |
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break
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| 302 |
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}
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| 303 |
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}
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| 304 |
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bind $win <Control-d> {
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| 305 |
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if {[%W compare insert < promptEnd]} {
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| 306 |
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break
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| 307 |
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}
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| 308 |
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}
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| 309 |
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bind $win <Control-k> {
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| 310 |
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if {[%W compare insert < promptEnd]} {
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| 311 |
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%W mark set insert promptEnd
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| 312 |
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}
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| 313 |
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}
|
| 314 |
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bind $win <Control-t> {
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| 315 |
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if {[%W compare insert < promptEnd]} {
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| 316 |
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break
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| 317 |
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}
|
| 318 |
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}
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| 319 |
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bind $win <Meta-d> {
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| 320 |
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if {[%W compare insert < promptEnd]} {
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| 321 |
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break
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| 322 |
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}
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| 323 |
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}
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| 324 |
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bind $win <Meta-BackSpace> {
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| 325 |
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if {[%W compare insert <= promptEnd]} {
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| 326 |
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break
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| 327 |
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}
|
| 328 |
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}
|
| 329 |
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bind $win <Control-h> {
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| 330 |
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if {[%W compare insert <= promptEnd]} {
|
| 331 |
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break
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| 332 |
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}
|
| 333 |
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}
|
| 334 |
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foreach prev {Control-p Up} {
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| 335 |
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bind $win <$prev> {
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| 336 |
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tkConsoleHistory prev
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| 337 |
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break
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| 338 |
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}
|
| 339 |
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}
|
| 340 |
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foreach prev {Control-n Down} {
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| 341 |
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bind $win <$prev> {
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| 342 |
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tkConsoleHistory next
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| 343 |
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break
|
| 344 |
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}
|
| 345 |
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}
|
| 346 |
|
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bind $win <Insert> {
|
| 347 |
|
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catch {tkConsoleInsert %W [selection get -displayof %W]}
|
| 348 |
|
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break
|
| 349 |
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}
|
| 350 |
|
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bind $win <KeyPress> {
|
| 351 |
|
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tkConsoleInsert %W %A
|
| 352 |
|
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break
|
| 353 |
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}
|
| 354 |
|
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foreach left {Control-b Left} {
|
| 355 |
|
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bind $win <$left> {
|
| 356 |
|
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if {[%W compare insert == promptEnd]} {
|
| 357 |
|
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break
|
| 358 |
|
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}
|
| 359 |
|
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tkTextSetCursor %W insert-1c
|
| 360 |
|
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break
|
| 361 |
|
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}
|
| 362 |
|
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}
|
| 363 |
|
|
foreach right {Control-f Right} {
|
| 364 |
|
|
bind $win <$right> {
|
| 365 |
|
|
tkTextSetCursor %W insert+1c
|
| 366 |
|
|
break
|
| 367 |
|
|
}
|
| 368 |
|
|
}
|
| 369 |
|
|
bind $win <F9> {
|
| 370 |
|
|
eval destroy [winfo child .]
|
| 371 |
|
|
if {$tcl_platform(platform) == "macintosh"} {
|
| 372 |
|
|
source -rsrc Console
|
| 373 |
|
|
} else {
|
| 374 |
|
|
source [file join $tk_library console.tcl]
|
| 375 |
|
|
}
|
| 376 |
|
|
}
|
| 377 |
|
|
bind $win <<Cut>> {
|
| 378 |
|
|
# Same as the copy event
|
| 379 |
|
|
if {![catch {set data [%W get sel.first sel.last]}]} {
|
| 380 |
|
|
clipboard clear -displayof %W
|
| 381 |
|
|
clipboard append -displayof %W $data
|
| 382 |
|
|
}
|
| 383 |
|
|
break
|
| 384 |
|
|
}
|
| 385 |
|
|
bind $win <<Copy>> {
|
| 386 |
|
|
if {![catch {set data [%W get sel.first sel.last]}]} {
|
| 387 |
|
|
clipboard clear -displayof %W
|
| 388 |
|
|
clipboard append -displayof %W $data
|
| 389 |
|
|
}
|
| 390 |
|
|
break
|
| 391 |
|
|
}
|
| 392 |
|
|
bind $win <<Paste>> {
|
| 393 |
|
|
catch {
|
| 394 |
|
|
set clip [selection get -displayof %W -selection CLIPBOARD]
|
| 395 |
|
|
set list [split $clip \n\r]
|
| 396 |
|
|
tkConsoleInsert %W [lindex $list 0]
|
| 397 |
|
|
foreach x [lrange $list 1 end] {
|
| 398 |
|
|
%W mark set insert {end - 1c}
|
| 399 |
|
|
tkConsoleInsert %W "\n"
|
| 400 |
|
|
tkConsoleInvoke
|
| 401 |
|
|
tkConsoleInsert %W $x
|
| 402 |
|
|
}
|
| 403 |
|
|
}
|
| 404 |
|
|
break
|
| 405 |
|
|
}
|
| 406 |
|
|
}
|
| 407 |
|
|
|
| 408 |
|
|
# tkConsoleInsert --
|
| 409 |
|
|
# Insert a string into a text at the point of the insertion cursor.
|
| 410 |
|
|
# If there is a selection in the text, and it covers the point of the
|
| 411 |
|
|
# insertion cursor, then delete the selection before inserting. Insertion
|
| 412 |
|
|
# is restricted to the prompt area.
|
| 413 |
|
|
#
|
| 414 |
|
|
# Arguments:
|
| 415 |
|
|
# w - The text window in which to insert the string
|
| 416 |
|
|
# s - The string to insert (usually just a single character)
|
| 417 |
|
|
|
| 418 |
|
|
proc tkConsoleInsert {w s} {
|
| 419 |
|
|
if {$s == ""} {
|
| 420 |
|
|
return
|
| 421 |
|
|
}
|
| 422 |
|
|
catch {
|
| 423 |
|
|
if {[$w compare sel.first <= insert]
|
| 424 |
|
|
&& [$w compare sel.last >= insert]} {
|
| 425 |
|
|
$w tag remove sel sel.first promptEnd
|
| 426 |
|
|
$w delete sel.first sel.last
|
| 427 |
|
|
}
|
| 428 |
|
|
}
|
| 429 |
|
|
if {[$w compare insert < promptEnd]} {
|
| 430 |
|
|
$w mark set insert end
|
| 431 |
|
|
}
|
| 432 |
|
|
$w insert insert $s {input stdin}
|
| 433 |
|
|
$w see insert
|
| 434 |
|
|
}
|
| 435 |
|
|
|
| 436 |
|
|
# tkConsoleOutput --
|
| 437 |
|
|
#
|
| 438 |
|
|
# This routine is called directly by ConsolePutsCmd to cause a string
|
| 439 |
|
|
# to be displayed in the console.
|
| 440 |
|
|
#
|
| 441 |
|
|
# Arguments:
|
| 442 |
|
|
# dest - The output tag to be used: either "stderr" or "stdout".
|
| 443 |
|
|
# string - The string to be displayed.
|
| 444 |
|
|
|
| 445 |
|
|
proc tkConsoleOutput {dest string} {
|
| 446 |
|
|
.console insert output $string $dest
|
| 447 |
|
|
.console see insert
|
| 448 |
|
|
}
|
| 449 |
|
|
|
| 450 |
|
|
# tkConsoleExit --
|
| 451 |
|
|
#
|
| 452 |
|
|
# This routine is called by ConsoleEventProc when the main window of
|
| 453 |
|
|
# the application is destroyed. Don't call exit - that probably already
|
| 454 |
|
|
# happened. Just delete our window.
|
| 455 |
|
|
#
|
| 456 |
|
|
# Arguments:
|
| 457 |
|
|
# None.
|
| 458 |
|
|
|
| 459 |
|
|
proc tkConsoleExit {} {
|
| 460 |
|
|
destroy .
|
| 461 |
|
|
}
|
| 462 |
|
|
|
| 463 |
|
|
# tkConsoleAbout --
|
| 464 |
|
|
#
|
| 465 |
|
|
# This routine displays an About box to show Tcl/Tk version info.
|
| 466 |
|
|
#
|
| 467 |
|
|
# Arguments:
|
| 468 |
|
|
# None.
|
| 469 |
|
|
|
| 470 |
|
|
proc tkConsoleAbout {} {
|
| 471 |
|
|
global tk_patchLevel
|
| 472 |
|
|
tk_messageBox -type ok -message "Tcl for Windows
|
| 473 |
|
|
Copyright \251 1996 Sun Microsystems, Inc.
|
| 474 |
|
|
|
| 475 |
|
|
Tcl [info patchlevel]
|
| 476 |
|
|
Tk $tk_patchLevel"
|
| 477 |
|
|
}
|
| 478 |
|
|
|
| 479 |
|
|
# now initialize the console
|
| 480 |
|
|
|
| 481 |
|
|
tkConsoleInit
|
