Class: Yast::CWMTabClass

Inherits:
Module
  • Object
show all
Defined in:
library/cwm/src/modules/CWMTab.rb

Instance Method Summary collapse

Instance Method Details

#CleanUp(_key) ⇒ Object

Clean up function of the widget

Parameters:

  • key (String) —

    the widget key (ignored)



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# File 'library/cwm/src/modules/CWMTab.rb', line 232

def CleanUp(_key)
  TabCleanup(@current_tab_map)
  @last_tab_id = @current_tab_id
  Pop()

  nil
end

#CreateWidget(settings) ⇒ Hash

Get the widget description map

Parameters:

  • tab_order —

    a list of the IDs of the tabs

  • tabs —

    a map of all tabs (key is tab ID, value is a map describing the tab

  • initial_tab —

    string the tab tha will be displayed as the first

  • widget_descr —

    description map of all widgets that are present in any of the tabs

  • tab_help —

    strign general help to the tab widget

Returns:

  • (Hash) —

    the widget description map



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# File 'library/cwm/src/modules/CWMTab.rb', line 335

def CreateWidget(settings)
  settings = deep_copy(settings)
  tab_order = Ops.get_list(settings, "tab_order", [])
  tabs = Ops.get_map(settings, "tabs", {})
  initial_tab = Ops.get_string(settings, "initial_tab", "")
  widget_descr = Ops.get_map(settings, "widget_descr", {})
  tab_help = Ops.get_string(settings, "tab_help", "")

  widget = nil
  rp = ReplacePoint(Id(:_cwm_tab_contents_rp), @empty_tab)

  # widget
  if UI.HasSpecialWidget(:DumbTab)
    panes = Builtins.maplist(tab_order) do |t|
      label = Ops.get_string(tabs, [t, "header"], @default_tab_header)
      Item(Id(t), label, t == initial_tab)
    end
    widget = DumbTab(Id(:_cwm_tab), panes, rp)
  else
    tabbar = HBox()
    Builtins.foreach(tab_order) do |t|
      label = Ops.get_string(tabs, [t, "header"], @default_tab_header)
      tabbar = Builtins.add(tabbar, PushButton(Id(t), label))
    end
    widget = VBox(Left(tabbar), Frame("", rp))
  end

  tabs = Builtins.mapmap(tabs) do |k, v|
    contents = Ops.get_term(v, "contents", VBox())
    widget_names = Convert.convert(
      Ops.get(v, "widget_names") { CWM.StringsOfTerm(contents) },
      from: "any",
      to:   "list <string>"
    )
    # second arg wins
    fallback = Builtins.union(
      Ops.get_map(settings, "fallback_functions", {}),
      Ops.get_map(v, "fallback_functions", {})
    )
    w = CWM.CreateWidgets(widget_names, widget_descr)
    w = CWM.mergeFunctions(w, fallback)
    help = CWM.MergeHelps(w)
    contents = CWM.PrepareDialog(contents, w)
    Ops.set(v, "widgets", w)
    Ops.set(v, "help", help)
    Ops.set(v, "contents", contents)
    { k => v }
  end

  {
    "widget"            => :custom,
    "custom_widget"     => widget,
    "init"              => fun_ref(method(:InitWrapper), "void (string)"),
    "store"             => fun_ref(method(:Store), "void (string, map)"),
    "cleanup"           => fun_ref(method(:CleanUp), "void (string)"),
    "handle"            => fun_ref(
      method(:HandleWrapper),
      "symbol (string, map)"
    ),
    "validate_type"     => :function,
    "validate_function" => fun_ref(
      method(:Validate),
      "boolean (string, map)"
    ),
    "initial_tab"       => initial_tab,
    "tabs"              => tabs,
    "tabs_list"         => tab_order,
    "tab_help"          => tab_help,
    "no_help"           => true
  }
end

#CurrentTab ⇒ String

Get the ID of the currently displayed tab

Returns:

  • (String) —

    the ID of the currently displayed tab



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# File 'library/cwm/src/modules/CWMTab.rb', line 289

def CurrentTab
  @current_tab_id
end

#Handle(widget, _key, event) ⇒ Symbol

Handle function of the widget

Parameters:

  • widget (Hash{String => Object}) —

    a widget description map

  • key (String) —

    strnig the widget key

  • event (Hash) —

    map event to be handled

Returns:

  • (Symbol) —

    for wizard sequencer or nil



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# File 'library/cwm/src/modules/CWMTab.rb', line 245

def Handle(widget, _key, event)
  widget = deep_copy(widget)
  event = deep_copy(event)
  all_tabs = Ops.get_list(widget, "tabs_list", [])
  h_ret = TabHandle(@current_tab_map, event)
  return h_ret if !h_ret.nil?

  ret = Ops.get(event, "ID")
  if Ops.is_string?(ret) &&
      Builtins.contains(all_tabs, Convert.to_string(ret)) &&
      # At initialization, qt thinks it has switched to the same tab
      # So prevent unnecessary double initialization
      ret != @current_tab_id
    if !TabValidate(@current_tab_map, event)
      MarkCurrentTab()
      return nil
    end
    TabStore(@current_tab_map, event)

    InitNewTab(Convert.to_string(ret), widget)
  end
  nil
end

#handleDebug ⇒ Object

A hook to handle Alt-Ctrl-Shift-D



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# File 'library/cwm/src/modules/CWMTab.rb', line 301

def handleDebug
  Builtins.y2debug("Handling a debugging event")

  nil
end

#HandleWrapper(key, event) ⇒ Symbol

Handle function of the widget

Parameters:

  • map —

    widget a widget description map

  • key (String) —

    strnig the widget key

  • event (Hash) —

    map event to be handled

Returns:

  • (Symbol) —

    for wizard sequencer or nil



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# File 'library/cwm/src/modules/CWMTab.rb', line 312

def HandleWrapper(key, event)
  event = deep_copy(event)
  handleDebug if Ops.get_string(event, "EventType", "") == "DebugEvent"
  Handle(CWM.GetProcessedWidget, key, event)
end

#Init(widget, _key) ⇒ Object

Init function of the widget

Parameters:

  • widget (Hash{String => Object}) —

    a widget description map

  • key (String) —

    strnig the widget key



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# File 'library/cwm/src/modules/CWMTab.rb', line 222

def Init(widget, _key)
  widget = deep_copy(widget)
  Push()
  InitNewTab(Ops.get_string(widget, "initial_tab", ""), widget)

  nil
end

#InitNewTab(new_tab_id, widget) ⇒ Object

Switch to a new tab

Parameters:

  • new_tab_it —

    id of the new tab

  • widget (Hash{String => Object}) —

    tab set description



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# File 'library/cwm/src/modules/CWMTab.rb', line 200

def InitNewTab(new_tab_id, widget)
  widget = deep_copy(widget)
  @previous_tab_id = @current_tab_id
  @previous_tab_map = deep_copy(@current_tab_map)
  @current_tab_id = new_tab_id
  @current_tab_map = Ops.get_map(widget, ["tabs", @current_tab_id], {})
  MarkCurrentTab()
  RedrawTab(@current_tab_map)
  RedrawHelp(widget, @current_tab_map)
  TabInit(@current_tab_map)
  # allow a handler to enabled/disable widgets before the first real
  # UserInput takes place
  UI.FakeUserInput("ID" => "_cwm_tab_wakeup")

  nil
end

#InitWrapper(key) ⇒ Object

Init function of the widget

Parameters:

  • key (String) —

    strnig the widget key



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# File 'library/cwm/src/modules/CWMTab.rb', line 281

def InitWrapper(key)
  Init(CWM.GetProcessedWidget, key)

  nil
end

#LastTab ⇒ String

Get the ID of the last displayed tab (after CWM::Run is done). It is needed because of bnc#134386.

Returns:

  • (String) —

    the ID of the last displayed tab



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# File 'library/cwm/src/modules/CWMTab.rb', line 296

def LastTab
  @last_tab_id
end

#main ⇒ Object 



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# File 'library/cwm/src/modules/CWMTab.rb', line 33

def main
  Yast.import "UI"
  textdomain "base"

  Yast.import "CWM"
  Yast.import "Wizard"

  # local constants

  # Empty tab (just to be used as fallback constant)
  @empty_tab = VBox(VStretch(), HStretch())

  # Fallback label for a tab if no is defined
  @default_tab_header = _("Tab")

  # local variables - remember to add them to Push+Pop

  # ID of the currently displayed tab
  @current_tab_id = nil

  # ID of previously selected tab
  @previous_tab_id = nil

  # description map of the currently selected tab
  @current_tab_map = {}

  # description map of the currently selected tab
  @previous_tab_map = {}

  # this one is expressly excluded from Push+Pop
  @last_tab_id = nil

  # nesting stack, needed because of bnc#406138
  @stack = []
end

#MarkCurrentTab ⇒ Object

Make the currently selected tab be displayed a separate way



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# File 'library/cwm/src/modules/CWMTab.rb', line 173

def MarkCurrentTab
  if UI.HasSpecialWidget(:DumbTab)
    UI.ChangeWidget(Id(:_cwm_tab), :CurrentItem, @current_tab_id)
  else
    if !@previous_tab_id.nil?
      UI.ChangeWidget(
        Id(@previous_tab_id),
        :Label,
        Ops.get_string(@previous_tab_map, "header", @default_tab_header)
      )
    end
    UI.ChangeWidget(
      Id(@current_tab_id),
      :Label,
      Ops.add(
        Ops.add(UI.Glyph(:BulletArrowRight), "  "),
        Ops.get_string(@current_tab_map, "header", @default_tab_header)
      )
    )
  end

  nil
end

#Pop ⇒ Object 



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# File 'library/cwm/src/modules/CWMTab.rb', line 81

def Pop
  tos = Ops.get(@stack, 0, {})
  @current_tab_id = Ops.get_string(tos, "cti", "")
  @previous_tab_id = Ops.get_string(tos, "pti", "")
  @current_tab_map = Ops.get_map(tos, "ctm", {})
  @previous_tab_map = Ops.get_map(tos, "ptm", {})
  Ops.set(@stack, 0, nil)
  @stack = Builtins.filter(@stack) { |m| !m.nil? }

  nil
end

#Push ⇒ Object 



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# File 'library/cwm/src/modules/CWMTab.rb', line 69

def Push
  tos = {
    "cti" => @current_tab_id,
    "pti" => @previous_tab_id,
    "ctm" => @current_tab_map,
    "ptm" => @previous_tab_map
  }
  @stack = Builtins.prepend(@stack, tos)

  nil
end

#RedrawHelp(widget, tab) ⇒ Object

Redraw the part of the help related to the tab widget

Parameters:

  • widget (Hash{String => Object}) —

    a map of the tab widget

  • tab (Hash{String => Object}) —

    a map describing the tab



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# File 'library/cwm/src/modules/CWMTab.rb', line 160

def RedrawHelp(widget, tab)
  widget = deep_copy(widget)
  tab = deep_copy(tab)
  help = Ops.add(
    Ops.get_string(widget, "tab_help", ""),
    Ops.get_string(tab, "help", "")
  )
  CWM.ReplaceWidgetHelp(Ops.get_string(widget, "_cwm_key", ""), help)

  nil
end

#RedrawTab(tab) ⇒ Object

Redraw the whole tab

Parameters:

  • tab (Hash{String => Object}) —

    a map describing the tab



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# File 'library/cwm/src/modules/CWMTab.rb', line 149

def RedrawTab(tab)
  tab = deep_copy(tab)
  contents = Ops.get_term(tab, "contents", @empty_tab)
  UI.ReplaceWidget(:_cwm_tab_contents_rp, contents)

  nil
end

#Store(_key, event) ⇒ Object

Store function of the widget

Parameters:

  • key (String) —

    strnig the widget key

  • event (Hash) —

    map that caused widget data storing



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# File 'library/cwm/src/modules/CWMTab.rb', line 272

def Store(_key, event)
  event = deep_copy(event)
  TabStore(@current_tab_map, event)

  nil
end

#TabCleanup(tab) ⇒ Object

Clean up the widgets in the tab

Parameters:

  • tab (Hash{String => Object}) —

    a map describing the tab



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# File 'library/cwm/src/modules/CWMTab.rb', line 107

def TabCleanup(tab)
  tab = deep_copy(tab)
  widgets = Ops.get_list(tab, "widgets", [])
  CWM.cleanupWidgets(widgets)

  nil
end

#TabHandle(tab, event) ⇒ Symbol

Handle events on the widgets inside the tab

Parameters:

  • tab (Hash{String => Object}) —

    a map describing the tab

  • event (Hash) —

    map event that caused the event handling

Returns:

  • (Symbol) —

    for wizard sequencer or nil



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# File 'library/cwm/src/modules/CWMTab.rb', line 119

def TabHandle(tab, event)
  tab = deep_copy(tab)
  event = deep_copy(event)
  widgets = Ops.get_list(tab, "widgets", [])
  CWM.handleWidgets(widgets, event)
end

#TabInit(tab) ⇒ Object

Initialize the widgets in the tab

Parameters:

  • tab (Hash{String => Object}) —

    a map describing the tab



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# File 'library/cwm/src/modules/CWMTab.rb', line 97

def TabInit(tab)
  tab = deep_copy(tab)
  widgets = Ops.get_list(tab, "widgets", [])
  CWM.initWidgets(widgets)

  nil
end

#TabStore(tab, event) ⇒ Object

Store settings of all widgets inside the tab

Parameters:

  • tab (Hash{String => Object}) —

    a map describing the tab

  • event (Hash) —

    map event that caused the saving process



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# File 'library/cwm/src/modules/CWMTab.rb', line 129

def TabStore(tab, event)
  tab = deep_copy(tab)
  event = deep_copy(event)
  widgets = Ops.get_list(tab, "widgets", [])
  CWM.saveWidgets(widgets, event)
end

#TabValidate(tab, event) ⇒ Boolean

Validate settings of all widgets inside the tab

Parameters:

  • tab (Hash{String => Object}) —

    a map describing the tab

  • event (Hash) —

    map event that caused the validation process

Returns:

  • (Boolean) —

    true if validation succeeded



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# File 'library/cwm/src/modules/CWMTab.rb', line 140

def TabValidate(tab, event)
  tab = deep_copy(tab)
  event = deep_copy(event)
  widgets = Ops.get_list(tab, "widgets", [])
  CWM.validateWidgets(widgets, event)
end

#Validate(_key, event) ⇒ Object

Validate function of the widget

Parameters:

  • key (String) —

    strnig the widget key

  • event (Hash) —

    map that caused widget data storing



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# File 'library/cwm/src/modules/CWMTab.rb', line 321

def Validate(_key, event)
  event = deep_copy(event)
  TabValidate(@current_tab_map, event)
end