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return function(parent, dir)
local lgi = require 'lgi'
local Gtk = lgi.Gtk
local log = lgi.log.domain('uimanager-demo')
local function activate_action(action)
log.message('Action "%s" activated', action.name)
end
local function activate_radio_action(action)
log.message('Radio action "%s" selected', action.name)
end
local COLOR = { RED = 1, GREEN = 2, BLUE = 3 }
local SHAPE = { SQUARE = 1, RECTANGLE = 2, OVAL = 3 }
local actions = Gtk.ActionGroup {
name = 'Actions',
Gtk.Action { name = 'FileMenu', label = "_File" },
Gtk.Action { name = 'PreferencesMenu', label = "_Preferences" },
Gtk.Action { name = 'ColorMenu', label = "_Color" },
Gtk.Action { name = 'ShapeMenu', label = "_Shape" },
Gtk.Action { name = 'HelpMenu', label = "_Help" },
{ Gtk.Action { name = 'New', stock_id = Gtk.STOCK_NEW, label = "_New",
tooltip = "Create a new file",
on_activate = activate_action, },
accelerator = '<control>N', },
{ Gtk.Action { name = 'Open', stock_id = Gtk.STOCK_OPEN, label = "_Open",
tooltip = "Open a file",
on_activate = activate_action, },
accelerator = '<control>O', },
{ Gtk.Action { name = 'Save', stock_id = Gtk.STOCK_SAVE, label = "_Save",
tooltip = "Save current file",
on_activate = activate_action, },
accelerator = '<control>S', },
Gtk.Action { name = 'SaveAs', stock_id = Gtk.STOCK_SAVE,
label = "Save _As...", tooltip = "Save to a file",
on_activate = activate_action, },
{ Gtk.Action { name = 'Quit', stock_id = Gtk.STOCK_QUIT, label = "_Quit",
tooltip = "Quit",
on_activate = activate_action, },
accelerator = '<control>Q', },
{ Gtk.Action { name = 'About', stock_id = Gtk.STOCK_ABOUT, label = "_About",
tooltip = "About",
on_activate = activate_action, },
accelerator = '<control>A', },
Gtk.Action { name = 'Logo', stock_id = 'demo-gtk-logo', tooltip = "GTK+",
on_activate = activate_action, },
{ Gtk.ToggleAction { name = 'Bold', stock_id = Gtk.STOCK_BOLD,
label = "_Bold", tooltip = "Bold", active = true,
on_activate = activate_action },
accelerator = "<control>B", },
{
{ Gtk.RadioAction { name = 'Red', label = "_Red", tooltip = "Blood",
value = COLOR.RED, active = true, },
accelerator = '<control>R', },
{ Gtk.RadioAction { name = 'Green', label = "_Green", tooltip = "Grass",
value = COLOR.GREEN },
accelerator = '<control>G', },
{ Gtk.RadioAction { name = 'Blue', label = "_Blue", tooltip = "Sky",
value = COLOR.BLUE },
accelerator = '<control>B', },
on_change = activate_radio_action,
},
{
{ Gtk.RadioAction { name = 'Square', label = "_Square",
tooltip = "Square", value = SHAPE.SQUARE, },
accelerator = '<control>S', },
{ Gtk.RadioAction { name = 'Rectangle', label = "_Rectangle",
tooltip = "Rectangle", value = SHAPE.RECTANGLE },
accelerator = '<control>R', },
{ Gtk.RadioAction { name = 'Oval', label = "_Oval",
tooltip = "Oval", value = SHAPE.OVAL, active = true },
accelerator = '<control>O', },
on_change = activate_radio_action,
},
}
local ui = Gtk.UIManager()
ui:insert_action_group(actions, 0)
local ok, err = ui:add_ui_from_string(
[[
<ui>
<menubar name='MenuBar'>
<menu action='FileMenu'>
<menuitem action='New'/>
<menuitem action='Open'/>
<menuitem action='Save'/>
<menuitem action='SaveAs'/>
<separator/>
<menuitem action='Quit'/>
</menu>
<menu action='PreferencesMenu'>
<menu action='ColorMenu'>
<menuitem action='Red'/>
<menuitem action='Green'/>
<menuitem action='Blue'/>
</menu>
<menu action='ShapeMenu'>
<menuitem action='Square'/>
<menuitem action='Rectangle'/>
<menuitem action='Oval'/>
</menu>
<menuitem action='Bold'/>
</menu>
<menu action='HelpMenu'>
<menuitem action='About'/>
</menu>
</menubar>
<toolbar name='ToolBar'>
<toolitem action='Open'/>
<toolitem action='Quit'/>
<separator action='Sep1'/>
<toolitem action='Logo'/>
</toolbar>
</ui>]], -1)
if not ok then
log.message('building menus failed: %s', err)
end
local window = Gtk.Window {
title = "UI Manager",
Gtk.Box {
orientation = 'VERTICAL',
ui:get_widget('/MenuBar'),
Gtk.Label {
id = 'label',
label = "Type\n<alt>\n to start",
halign = 'CENTER',
valign = 'CENTER',
expand = true,
},
Gtk.Separator {
orientation = 'HORIZONTAL',
},
Gtk.Box {
orientation = 'VERTICAL',
spacing = 10,
border_width = 10,
Gtk.Button {
id = 'close',
label = "close",
can_default = true,
},
},
},
}
window:add_accel_group(ui:get_accel_group())
function window.child.close:on_clicked()
window:destroy()
end
window.child.close:grab_default()
window.child.label:set_size_request(200, 200)
window:show_all()
return window
end,
"UI Manager",
table.concat {
[[The Gtk.UIManager object allows the easy creation of menus from ]],
[[an array of actions and a description of the menu hierarchy.]],
}
|
