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[/] [or1k/] [trunk/] [insight/] [gdb/] [gdbtcl/] [download.itb] - Rev 1767
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# Download class implementation for GDBtk.
# Copyright 1999 Cygnus Solutions
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License (GPL) 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.
# ----------------------------------------------------------------------
# Download window and associated procs
#
# ----------------------------------------------------------------------
body Download::constructor {args} {
global gdb_pretty_name
debug $args
eval itk_initialize $args
window_name "Download Status" "Download"
add_hook download_progress_hook "$this update_download"
label $itk_interior.dload -text "Downloading $filename to $gdb_pretty_name"
label $itk_interior.stat
set f [frame $itk_interior.f]
set i 0
while {$i <$num_sections} {
tixMeter $f.meter$i -value 0 -text 0
label $f.sec$i -text [lindex $section(names) $i] -anchor w
label $f.num$i -text $bytes($i) -anchor e
grid $f.sec$i $f.meter$i $f.num$i -padx 4 -pady 4 -sticky news
incr i
}
grid $itk_interior.dload -padx 5 -pady 5
grid $itk_interior.stat -padx 5 -pady 5
grid $itk_interior.f -padx 5 -pady 5
button $itk_interior.cancel -text Cancel -command "$this cancel" \
-state active -width 10
grid $itk_interior.cancel -padx 5 -pady 5
# grid $itk_interior
}
# ------------------------------------------------------------------
# METHOD: update_download - update the download meters
# ------------------------------------------------------------------
body Download::update_download { sec num tot } {
# Loop through all the sections, marking each as either done or
# updating its meter. This will mark all previous sections prior to
# SEC as complete.
foreach s $section(names) {
set i $section($s)
if {$s == $sec} {
$itk_interior.f.meter$i config -value [expr {$num / $bytes($i)}] -text $num
break
} else {
if {[expr {double([$itk_interior.f.meter$i cget -value])}] != 1.0} {
$itk_interior.f.meter$i config -value 1.0 -text [expr {int($bytes($i))}]
}
}
}
::update
}
# ------------------------------------------------------------------
# METHOD: done - notification that the download is really complete
# ------------------------------------------------------------------
body Download::done { {msg ""} } {
bell
if {$msg == ""} {
# download finished
set secs [expr {[clock seconds] - $::download_start_time}]
if {$secs == 0} { incr secs }
$itk_interior.cancel config -state disabled
set bps [expr {8 * $total_bytes / $secs / 1000}]
$itk_interior.stat config -text "$total_bytes bytes in $secs seconds ($bps kbps)"
# set all indicators to FULL
foreach sec $section(names) {
set i $section($sec)
$itk_interior.f.meter$i config -value 1.0 -text "DONE"
}
} else {
# download failed
if {$msg != "CANCEL"} {
$itk_interior.stat config -text $msg
}
}
# enable OK button
$itk_interior.cancel config -state active -text OK -command "delete object $this"
::update
}
# ------------------------------------------------------------------
# METHOD: cancel - cancel the download
# ------------------------------------------------------------------
body Download::cancel {} {
debug "canceling the download"
set ::download_cancel_ok 1
}
# ------------------------------------------------------------------
# DESTRUCTOR - destroy window containing widget
# ------------------------------------------------------------------
body Download::destructor {} {
remove_hook download_progress_hook "$this update_download"
}
body Download::do_download_hooks {} {
set ::download_timer(ok) 1
}
body Download::download_hash { section num } {
global download_timer
debug "sec=$section num=$num tot=$total_bytes ok=$::download_cancel_ok"
::update
# Only run the timer at discrete times...
if {[info exists download_timer(timer)]} {
after cancel $download_timer(timer)
}
set download_timer(timer) [after 333 Download::do_download_hooks]
if {![info exists download_timer(ok)] || $download_timer(ok)} {
run_hooks download_progress_hook $section $num $total_bytes
::update
unset download_timer(timer)
set download_timer(ok) 0
}
return $::download_cancel_ok
}
# Download the executable. Return zero for success, and non-zero for error.
body Download::download_it { } {
global gdb_exe_name gdb_downloading gdb_loaded
global gdb_target_name gdb_pretty_name
global gdb_running
global tcl_platform
debug "exe=$gdb_exe_name downloading=$gdb_downloading"
debug " loaded=$gdb_loaded target=$gdb_target_name running=$gdb_running"
if {$gdb_downloading || $gdb_exe_name == ""} {
return 0
}
set gdb_downloading 1
set gdb_loaded 0
# Make sure the source window has had time to be created
::update
gdbtk_busy
# Only places that load files should do set_exe
#set_exe
switch [set_target] {
ERROR {
# target command failed
set gdb_downloading 0
gdbtk_idle
return 0
}
CANCELED {
# command cancelled by user
set gdb_downloading 0
if {$gdb_running} {
# Run the idle hooks (free the UI)
gdbtk_update
gdbtk_idle
} else {
gdbtk_idle
}
return 1
}
}
if {[string compare $tcl_platform(platform) "windows"] == 0} {
set f [ide_cygwin_path to_win32 $gdb_exe_name]
} else {
set f $gdb_exe_name
}
if {! [file exists $f]} {
tk_messageBox -icon error -title GDB -type ok -modal task\
-message "Request to download non-existent executable $gdb_exe_name"
set gdb_downloading 0
gdbtk_idle
return 0
}
debug "downloading $gdb_exe_name"
set target $gdb_target_name
# get load info and total up number of bytes
if {[catch {gdb_load_info $gdb_exe_name} val]} {
set result "$gdb_exe_name: $val"
tk_dialog .load_warn "" "$result" error 0 Ok
return 0
}
set i 0
set total_bytes 0
set section(names) {}
foreach x $val {
set s [lindex $x 0]
lappend section(names) $s
set section($s) $i
set b [lindex $x 1]
set bytes($i) [expr {double($b)}]
incr total_bytes $b
incr i
}
set num_sections $i
set ::download_cancel_ok 0
set ::download_start_time [clock seconds]
if {[pref getd gdb/load/$target-verbose] == "1"} {
# open a detailed download dialog window
set download_dialog [ManagedWin::open Download -transient -filename $gdb_exe_name]
} else {
# raise source windows
foreach src [ManagedWin::find SrcWin] {
$src reveal
$src toolbar downloading
}
set download_dialog ""
}
set download_error ""
debug "starting load"
::update idletasks
if {[catch {gdb_cmd "load $gdb_exe_name"} errTxt]} {
debug "load returned $errTxt"
if {[regexp -nocase cancel $errTxt]} {
set download_error "CANCEL"
} else {
set download_error $errTxt
}
set ::download_cancel_ok 1
}
debug "Done loading"
set gdb_downloading 0
if {$::download_cancel_ok} {
set gdb_loaded 0
if {$download_dialog != ""} {
catch {$download_dialog done $download_error}
}
} else {
set gdb_loaded 1
if {$download_dialog != ""} {
catch {$download_dialog done}
}
}
foreach src [ManagedWin::find SrcWin] {
if {$download_error == "CANCEL"} {
$src download_progress CANCEL 1 1
} else {
$src download_progress DONE 0 $total_bytes $download_error
}
}
set ::download_cancel_ok 0
set download_dialog ""
gdbtk_idle
return 0
}
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