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Diffstat (limited to 'gdb/gdbtk/library/gdbmenubar.itcl')
| -rw-r--r-- | gdb/gdbtk/library/gdbmenubar.itcl | 315 |
1 files changed, 0 insertions, 315 deletions
diff --git a/gdb/gdbtk/library/gdbmenubar.itcl b/gdb/gdbtk/library/gdbmenubar.itcl deleted file mode 100644 index 0820cdc4853..00000000000 --- a/gdb/gdbtk/library/gdbmenubar.itcl +++ /dev/null @@ -1,315 +0,0 @@ -# GDBMenuBar -# Copyright 2000 Red Hat, Inc. -# -# 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. - -# ---------------------------------------------------------------------- -# Implements a GDB menubar. -# -# PUBLIC ATTRIBUTES: -# -# -# METHODS: -# -# configure ....... used to change public attributes -# -# PRIVATE METHODS -# -# X11 OPTION DATABASE ATTRIBUTES -# -# -# ---------------------------------------------------------------------- - -itcl::class GDBMenuBar { - inherit itk::Widget - - # ------------------------------------------------------------------ - # CONSTRUCTOR - create widget - # ------------------------------------------------------------------ - constructor {args} { - - set Menu [menu $itk_interior.m -tearoff 0] - - eval itk_initialize $args - } - - # ------------------------------------------------------------------ - # DESTRUCTOR - destroy window containing widget - # ------------------------------------------------------------------ - destructor { - - #destroy $this - } - - # ------------------------------------------------------------------ - # METHOD: show - attach menu to the toplevel window - # ------------------------------------------------------------------ - public method show {} { - [winfo toplevel $itk_interior] configure -menu $Menu - } - - # ------------------------------------------------------------------ - # METHOD: set_class_state - standard method to control state by class - # ------------------------------------------------------------------ - public method set_class_state {enable_list} { - debug "Enable list is: $enable_list" - - foreach {type state} $enable_list { - # debug $type - if {[info exists menu_classes($type)]} { - set class_list $menu_classes($type) - if {[llength $class_list]} { - # debug "$type $state \{$class_list\}" - foreach menu $class_list { - # debug "$type $menu $state" - menubar_change_menu_state $menu $state - } - } - } - } - } - - #################################################################### - # Methods that deal with menus. - # - # The next set of methods control the menubar associated with the - # toolbar. Currently, only sequential addition of submenu's and menu - # entries is allowed. Here's what you do. First, create a submenu - # with the "new_menu" command. This submenu is the targeted menu. - # Subsequent calls to add_menu_separator, and add_menu_command add - # separators and commands to the end of this submenu. - # If you need to edit a submenu, call clear_menu and then add all the - # items again. - # - # Each menu command also has a class list. Transitions between states - # of gdb will enable and disable different classes of menus. - # - # FIXME - support insert_command, and also cascade menus, whenever - # we need it... - #################################################################### - - # ------------------------------------------------------------------ - # METHOD: add - Add something. - # It can be a menubutton for the main menu, - # a separator or a command. - # - # type - what we want to add - # args - arguments appropriate to what is being added - # - # RETURNS: the cascade menu widget path. - # ------------------------------------------------------------------ - method add {type args} { - - switch $type { - menubutton { - eval menubar_new_menu $args - } - command { - eval menubar_add_menu_command $args - } - separator { - menubar_add_menu_separator - } - cascade { - eval menubar_add_cascade $args - } - default { - error "Invalid item type: $type" - } - } - - return $current_menu - } - - # ------------------------------------------------------------------ - # NAME: private method GDBMenuBar::menubar_add_cascade - # DESCRIPTION: Create a new cascading menu in the current menu - # - # ARGUMENTS: menu_name - the name of the menu to be created - # label - label to be displayed for the menu - # underline - which element to underline for shortcuts - # RETURNS: Nothing - # ------------------------------------------------------------------ - private method menubar_add_cascade {menu_name label underline} { - set m [menu $current_menu.$menu_name -tearoff false] - $current_menu add cascade -menu $m -label $label \ - -underline $underline - set current_menu $m - } - - # ------------------------------------------------------------------ - # PRIVATE METHOD: menubar_new_menu - Add a new menu to the main - # menu. - # Also target this menu for subsequent - # menubar_add_menu_command calls. - # - # name - the token for the new menu - # label - The label used for the label - # underline - the index of the underlined character for this menu item. - # - # ------------------------------------------------------------------ - private method menubar_new_menu {name label underline args} { - - set current_menu $Menu.$name - $Menu add cascade -menu $current_menu -label $label \ - -underline $underline - eval menu $current_menu -tearoff 0 $args - - # Save the index number of this menu. It is always the last one. - set menu_list($name) [$Menu index end] - set menu_list($name,label) $label - set item_number -1 - } - - # ------------------------------------------------------------------ - # PRIVATE METHOD: menubar_add_menu_command - Adds a menu command item - # to the currently targeted submenu of the main menu. - # - # class - The class of the command, used for disabling entries. - # label - The text for the command. - # command - The command for the menu entry - # args - Passed to the menu entry creation command (eval'ed) - # ------------------------------------------------------------------ - private method menubar_add_menu_command {class label command args} { - - eval $current_menu add command -label \$label -command \$command \ - $args - - incr item_number - - switch $class { - None {} - default { - foreach elem $class { - lappend menu_classes($elem) [list $current_menu $item_number] - } - } - } - } - - # ------------------------------------------------------------------ - # PRIVATE METHOD: menubar_add_menu_separator - Adds a menu separator - # to the currently targeted submenu of the main menu. - # - # ------------------------------------------------------------------ - private method menubar_add_menu_separator {} { - incr item_number - $current_menu add separator - } - - # ------------------------------------------------------------------ - # METHOD: exists - Report whether a menu keyed by NAME exists. - # - # name - the token for the menu sought - # - # RETURNS: 1 if the menu exists, 0 otherwise. - # ------------------------------------------------------------------ - method exists {name} { - return [info exists menu_list($name)] - - } - - # ------------------------------------------------------------------ - # METHOD: clear - Deletes the items from one of the - # main menu cascade menus. Also makes this menu - # the target menu. - # - # name - the token for the new menu - # - # RETURNS: then item number of the menu, or "" if the menu is not found. - # - # FIXME: Does not remove the deleted menus from their class lists. - # ------------------------------------------------------------------ - method clear {name} { - if {[info exists menu_list($name)]} { - set current_menu [$Menu entrycget $menu_list($name) -menu] - $current_menu delete 0 end - set item_number -1 - return $current_menu - } else { - return "" - } - } - - # ------------------------------------------------------------------ - # METHOD: delete - Deletes one of the main menu - # cascade menus. Also makes the previous menu the - # target menu. - # - # name - the token for the new menu - # - # RETURNS: then item number of the menu, or "" if the menu is not found. - # - # FIXME: Does not remove the deleted menus from their class lists. - # ------------------------------------------------------------------ - method delete {name} { - if {[info exists menu_list($name)]} { - $Menu delete $menu_list($name,label) - set current_menu {} - unset menu_list($name,label) - unset menu_list($name) - } - } - - # ------------------------------------------------------------------ - # PRIVATE METHOD: menubar_change_menu_state - Does the actual job of - # enabling menus... - # - # INPUT: Pass normal or disabled for the state. - # ------------------------------------------------------------------ - private method menubar_change_menu_state {menu state} { - - [lindex $menu 0] entryconfigure [lindex $menu 1] -state $state - } - - # ------------------------------------------------------------------ - # METHOD: menubar_set_current_menu - Change the current_menu pointer. - # Returns the current value so it can be restored. - # ------------------------------------------------------------------ - method menubar_set_current_menu {menup} { - set saved_menu $current_menu - set current_menu $menup - return $saved_menu - } - - #################################################################### - # - # PRIVATE DATA - # - #################################################################### - - # This array holds the menu classes. The key is the class name, - # and the value is the list of menus belonging to this class. - private variable menu_classes - - # This array holds the pathname that corresponds to a menu name - private variable menu_list - - private variable item_number -1 - private variable current_menu {} - - #################################################################### - # - # PROTECTED DATA - # - #################################################################### - - # The menu Tk widget - protected variable Menu - - #################################################################### - # - # PUBLIC DATA - # - #################################################################### - - # None -} |