Class: Fzeet::ExplorerBrowser

Inherits:
Windows::ExplorerBrowser
  • Object
show all
Defined in:
lib/fzeet/windows/shell/Common.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(parent) ⇒ ExplorerBrowser

Returns a new instance of ExplorerBrowser.



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# File 'lib/fzeet/windows/shell/Common.rb', line 343

def initialize(parent)
	@parent = parent

	super()

	@events = Windows::ExplorerBrowserEvents.new

	@events.instance_variable_set(:@browser, self)

	class << @events
		attr_reader :browser

		(self::VTBL.members - Windows::IUnknown::VTBL.members).each { |name|
			define_method(name) { |*args|
				(handlers = browser.handlers && browser.handlers[name]) && handlers.each { |handler|
					(handler.arity == 0) ? handler.call : handler.call(*args)
				}

				Windows::S_OK
			}
		}
	end

	@cookie = nil
	FFI::MemoryPointer.new(:ulong) { |p| Advise(@events, p); @cookie = p.get_ulong(0) }

	Initialize(@parent.handle, parent.rect, nil)

	@parent.
		on(:size) { SetRect(nil, @parent.rect) }.
		on(:destroy) { Unadvise(@cookie); @events.Release; Destroy(); Release() }.

		instance_variable_set(:@__ExplorerBrowser__, self)
end

Instance Attribute Details

#events ⇒ Object (readonly)

Returns the value of attribute events.



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# File 'lib/fzeet/windows/shell/Common.rb', line 378

def events
  @events
end

#handlers ⇒ Object (readonly)

Returns the value of attribute handlers.



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# File 'lib/fzeet/windows/shell/Common.rb', line 378

def handlers
  @handlers
end

#parent ⇒ Object (readonly)

Returns the value of attribute parent.



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# File 'lib/fzeet/windows/shell/Common.rb', line 378

def parent
  @parent
end

Instance Method Details

#back ⇒ Object 



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# File 'lib/fzeet/windows/shell/Common.rb', line 400

def back; BrowseToIDList(nil, Windows::SBSP_NAVIGATEBACK); self end

#forward ⇒ Object 



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# File 'lib/fzeet/windows/shell/Common.rb', line 401

def forward; BrowseToIDList(nil, Windows::SBSP_NAVIGATEFORWARD); self end

#goto(where) ⇒ Object 



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# File 'lib/fzeet/windows/shell/Common.rb', line 386

def goto(where)
	pidl = nil

	FFI::MemoryPointer.new(:pointer) { |p|
		Windows.SHGetKnownFolderIDList(Windows.const_get("FOLDERID_#{where}"), 0, nil, p)

		BrowseToIDList(pidl = p.read_pointer, 0)
	}

	self
ensure
	Windows.CoTaskMemFree(pidl)
end

#on(event, &block) ⇒ Object 



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# File 'lib/fzeet/windows/shell/Common.rb', line 380

def on(event, &block)
	((@handlers ||= {})["On#{event}".to_sym] ||= []) << block

	self
end

#up ⇒ Object 



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# File 'lib/fzeet/windows/shell/Common.rb', line 402

def up; BrowseToIDList(nil, Windows::SBSP_PARENT); self end