Class: TkVirtualEvent

Inherits:
TkObject show all
Extended by:
Tk
Defined in:
ext/lib/tk/virtevent.rb

Direct Known Subclasses

PreDefVirtEvent

Defined Under Namespace

Classes: PreDefVirtEvent

Constant Summary collapse

TkCommandNames = 
['event'.freeze].freeze
TkVirtualEventTBL = 
TkCore::INTERP.create_table

Constants included from Tk

Tk::AUTO_PATH, Tk::Checkbutton, Tk::CloneMenu, Tk::JAPANIZED_TK, Tk::LIBRARY_PATH, Tk::Labelframe, Tk::MenuButton, Tk::OptionMenuButton, Tk::PACKAGE_PATH, Tk::Panedwindow, Tk::RELEASE_DATE, Tk::Radiobutton, Tk::TCL_LIBRARY_PATH, Tk::TCL_MAJOR_VERSION, Tk::TCL_MINOR_VERSION, Tk::TCL_PACKAGE_PATH, Tk::TCL_PATCHLEVEL, Tk::TCL_PRECISION, Tk::TCL_VERSION, Tk::TK_MAJOR_VERSION, Tk::TK_MINOR_VERSION, Tk::TK_PATCHLEVEL, Tk::TK_VERSION, Tk::Tkextlib_RELEASE_DATE, Tk::TreeCtrl_Widget, Tk::X_Scrollable, Tk::Y_Scrollable

Constants included from Tk::Encoding

Tk::Encoding::BINARY, Tk::Encoding::BINARY_NAME, Tk::Encoding::DEFAULT_EXTERNAL_NAME, Tk::Encoding::DEFAULT_INTERNAL_NAME, Tk::Encoding::ENCODING_TABLE, Tk::Encoding::RubyEncoding, Tk::Encoding::UNKNOWN, Tk::Encoding::UTF8_NAME

Constants included from TkCore

TkCore::EventFlag, TkCore::INTERP, TkCore::INTERP_MUTEX, TkCore::INTERP_ROOT_CHECK, TkCore::INTERP_THREAD, TkCore::INTERP_THREAD_STATUS, TkCore::RUN_EVENTLOOP_ON_MAIN_THREAD, TkCore::WIDGET_DESTROY_HOOK, TkCore::WITH_ENCODING, TkCore::WITH_RUBY_VM

Constants included from TkComm

TkComm::GET_CONFIGINFO_AS_ARRAY, TkComm::GET_CONFIGINFOwoRES_AS_ARRAY, TkComm::TkExtlibAutoloadModule, TkComm::Tk_CMDTBL, TkComm::Tk_IDs, TkComm::Tk_WINDOWS, TkComm::USE_TCLs_LIST_FUNCTIONS, TkComm::WidgetClassNames

Constants included from TkUtil

TkUtil::None, TkUtil::RELEASE_DATE

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Tk

BinaryString, EncodedString, Grid, Pack, Place, UTF8_String, __set_toplevel_aliases__, add_kinsoku, bell, bell_on_display, const_missing, current_grabs, cursor_display, default_widget_set, default_widget_set=, delete_kinsoku, destroy, errorCode, errorInfo, exit, focus, focus_lastfor, focus_next, focus_prev, focus_to, fromUTF8, grid, grid_forget, has_mainwindow?, load_tcllibrary, load_tclscript, load_tclscript_rsrc, load_tclscript_rsrcid, lower_window, pack, pack_forget, pkgconfig_get, pkgconfig_list, place, place_forget, raise_window, root, show_kinsoku, sleep, strictMotif, subst_tk_backslash, subst_utf_backslash, tcl_pkgconfig_get, tcl_pkgconfig_list, thread_update, thread_update_idletasks, tk_pkgconfig_get, tk_pkgconfig_list, toUTF8, to_backslash_sequence, ungrid, unload_tcllibrary, unpack, unplace, update, update, update_idletasks, utf_to_backslash, utf_to_backslash_sequence, wakeup

Methods included from Tk::Encoding

#default_encoding=, #encoding=, #encoding_convertfrom, #encoding_convertto, #encoding_dirs, #encoding_dirs=, #encoding_name, #encoding_names, #encoding_obj, #encoding_objs, #encoding_system=, #encoding_system_name, #encoding_system_obj, #force_default_encoding, #force_default_encoding=, #force_default_encoding?, #tk_encoding_names

Methods included from TkCore

#_tk_call_to_list_core, #after, #after_cancel, #after_idle, #appname, #appsend, #appsend_deny, #appsend_displayof, callback, #callback_break, #callback_continue, #callback_return, #chooseColor, #chooseDirectory, #do_one_event, #event_generate, #getMultipleOpenFile, #getMultipleSaveFile, #getOpenFile, #getSaveFile, #get_eventloop_tick, #get_eventloop_weight, #get_no_event_wait, #inactive, #inactive_displayof, #ip_eval, #ip_eval_with_enc, #ip_eval_without_enc, #ip_invoke, #ip_invoke_with_enc, #ip_invoke_without_enc, #is_mainloop?, #load_cmd_on_ip, #mainloop, #mainloop_exist?, #mainloop_thread?, #mainloop_watchdog, #messageBox, #rb_appsend, #rb_appsend_displayof, #reset_inactive, #reset_inactive_displayof, #restart, #scaling, #scaling_displayof, #set_eventloop_tick, #set_eventloop_weight, #set_no_event_wait, #tk_call, #tk_call_to_list, #tk_call_to_list_with_enc, #tk_call_to_list_without_enc, #tk_call_to_simplelist, #tk_call_to_simplelist_with_enc, #tk_call_to_simplelist_without_enc, #tk_call_with_enc, #tk_call_without_enc, #windowingsystem

Methods included from TkComm

_at, _callback_entry?, _callback_entry_class?, _curr_cmd_id, _fromUTF8, _genobj_for_tkwidget, _next_cmd_id, _toUTF8, array2tk_list, #bind, #bind_all, #bind_append, #bind_append_all, #bind_remove, #bind_remove_all, #bindinfo, #bindinfo_all, bool, image_obj, install_cmd, #install_cmd, list, num_or_str, number, procedure, simplelist, string, #subst, tk_tcl2ruby, uninstall_cmd, #uninstall_cmd, window

Methods included from TkUtil

_conv_args, #_conv_args, #_fromUTF8, _get_eval_enc_str, #_get_eval_enc_str, #_get_eval_string, _get_eval_string, _symbolkey2str, #_symbolkey2str, #_toUTF8, bool, #bool, callback, eval_cmd, #hash_kv, hash_kv, install_cmd, num_or_str, #num_or_str, number, #number, string, #string, uninstall_cmd

Methods included from TkEvent

#install_bind, #install_bind_for_event_class

Methods inherited from TkObject

#destroy, #epath, #event_generate, #method_missing, #path, #tk_send, #tk_send_to_list, #tk_send_to_list_with_enc, #tk_send_to_list_without_enc, #tk_send_to_simplelist, #tk_send_to_simplelist_with_enc, #tk_send_to_simplelist_without_enc, #tk_send_with_enc, #tk_send_without_enc, #to_eval

Methods included from TkBindCore

#bind, #bind_append, #bind_remove, #bindinfo

Methods included from TkConfigMethod

#[], #[]=, __IGNORE_UNKNOWN_CONFIGURE_OPTION__, #__check_available_configure_options, __set_IGNORE_UNKNOWN_CONFIGURE_OPTION__!, #cget, #cget_strict, #config_hash_kv, #configinfo, #configure, #configure_cmd, #current_configinfo

Methods included from TkTreatFont

#font_configinfo, #font_configure, #font_copy, #kanjifont_configure, #kanjifont_copy, #latinfont_configure, #latinfont_copy

Methods inherited from TkKernel

new

Constructor Details

#initialize(*sequences) ⇒ TkVirtualEvent

Returns a new instance of TkVirtualEvent.



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# File 'ext/lib/tk/virtevent.rb', line 72

def initialize(*sequences)
  TkVirtualEventID.mutex.synchronize{
    # @path = @id = '<' + TkVirtualEventID.join('') + '>'
    @path = @id = '<' + TkVirtualEventID.join(TkCore::INTERP._ip_id_) + '>'
    TkVirtualEventID[1].succ!
  }
  _add_sequences(sequences)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class TkObject

Class Method Details

.getobj(event) ⇒ Object 



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# File 'ext/lib/tk/virtevent.rb', line 50

def TkVirtualEvent.getobj(event)
  obj = nil
  TkVirtualEventTBL.mutex.synchronize{
    obj = TkVirtualEventTBL[event]
  }
  if obj
    obj
  else
    if tk_call_without_enc('event', 'info').index("<#{event}>")
      PreDefVirtEvent.new(event)
    else
      fail ArgumentError, "undefined virtual event '<#{event}>'"
    end
  end
end

.info ⇒ Object 



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# File 'ext/lib/tk/virtevent.rb', line 66

def TkVirtualEvent.info
  tk_call_without_enc('event', 'info').split(/\s+/).collect!{|seq|
    TkVirtualEvent.getobj(seq[1..-2])
  }
end

Instance Method Details

#add(*sequences) ⇒ Object 



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# File 'ext/lib/tk/virtevent.rb', line 92

def add(*sequences)
  if sequences != []
    _add_sequences(sequences)
    TkVirtualEventTBL.mutex.synchronize{
      TkVirtualEventTBL[@id] = self
    }
  end
  self
end

#delete(*sequences) ⇒ Object 



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# File 'ext/lib/tk/virtevent.rb', line 102

def delete(*sequences)
  if sequences == []
    tk_call_without_enc('event', 'delete', "<#{@id}>")
    TkVirtualEventTBL.mutex.synchronize{
      TkVirtualEventTBL.delete(@id)
    }
  else
    tk_call_without_enc('event', 'delete', "<#{@id}>", 
                        *(sequences.collect{|seq| 
                            "<#{tk_event_sequence(seq)}>"
                          }) )
    if tk_call_without_enc('event','info',"<#{@id}>").empty?
      TkVirtualEventTBL.mutex.synchronize{
        TkVirtualEventTBL.delete(@id)
      }
    end
  end
  self
end

#info ⇒ Object 



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# File 'ext/lib/tk/virtevent.rb', line 122

def info
  tk_call_without_enc('event','info',"<#{@id}>").split(/\s+/).collect!{|seq|
    lst = seq.scan(/<*[^<>]+>*/).collect!{|subseq|
      case (subseq)
      when /^<<[^<>]+>>$/
        TkVirtualEvent.getobj(subseq[1..-2])
      when /^<[^<>]+>$/
        subseq[1..-2]
      else
        subseq.split('')
      end
    }.flatten
    (lst.size == 1) ? lst[0] : lst
  }
end