Class: CineSync::UI::Win32SaveFileDialog

Inherits:
Object
  • Object
show all
Defined in:
lib/cinesync/ui/win32_save_file_dialog.rb

Constant Summary collapse

OFN_READONLY = 
0x00000001
OFN_OVERWRITEPROMPT = 
0x00000002
OFN_HIDEREADONLY = 
0x00000004
OFN_NOCHANGEDIR = 
0x00000008
OFN_SHOWHELP = 
0x00000010
OFN_ENABLEHOOK = 
0x00000020
OFN_ENABLETEMPLATE = 
0x00000040
OFN_ENABLETEMPLATEHANDLE = 
0x00000080
OFN_NOVALIDATE = 
0x00000100
OFN_ALLOWMULTISELECT = 
0x00000200
OFN_EXTENSIONDIFFERENT = 
0x00000400
OFN_PATHMUSTEXIST = 
0x00000800
OFN_FILEMUSTEXIST = 
0x00001000
OFN_CREATEPROMPT = 
0x00002000
OFN_SHAREAWARE = 
0x00004000
OFN_NOREADONLYRETURN = 
0x00008000
OFN_NOTESTFILECREATE = 
0x00010000
OFN_NONETWORKBUTTON = 
0x00020000
OFN_NOLONGNAMES = 
0x00040000
OFN_EXPLORER = 
0x00080000
0x00100000
OFN_LONGNAMES = 
0x00200000
OFN_ENABLEINCLUDENOTIFY = 
0x00400000
OFN_ENABLESIZING = 
0x00800000
OFN_DONTADDTORECENT = 
0x02000000
OFN_FORCESHOWHIDDEN = 
0x10000000
OFN_EX_NOPLACESBAR = 
0x00000001
PROTOTYPE = 
'LIISSLLSLSLSSLHHSIPS'
MAX_PATH = 
260

Instance Method Summary collapse

Constructor Details

#initialize(opts = {}) ⇒ Win32SaveFileDialog

Returns a new instance of Win32SaveFileDialog.



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# File 'lib/cinesync/ui/win32_save_file_dialog.rb', line 35

def initialize(opts = {})
  @opts = {:title => "", :default_name => "", :extension => nil, :file_type => nil}.merge(opts)
  @opts[:file_type] ||= "#{opts[:extension].upcase} file"

  @ofn = DL.malloc(DL.sizeof(PROTOTYPE))
  @ofn.struct!(PROTOTYPE,
    :lStructSize,
    :hwndOwner,
    :hInstance,
    :lpstrFilter,
    :lpstrCustomFilter,
    :nMaxCustFilter,
    :nFilterIndex,
    :lpstrFile,
    :nMaxFile,
    :lpstrFileTitle,
    :nMaxFileTitle,
    :lpstrInitialDir,
    :lpstrTitle,
    :Flags,
    :nFileOffset,
    :nFileExtension,
    :lpstrDefExt,
    :lCustData,
    :lpfnHook,
    :lpTemplateName)

  @ofn[:lStructSize] = DL.sizeof(PROTOTYPE)
  @ofn[:hwndOwner] = 0
  @ofn[:lpstrFile] = DL.malloc(1024)
  @ofn[:lpstrFile] = @opts[:default_name] + "\0"
  @ofn[:nMaxFile] = MAX_PATH
  if @opts[:extension]
    ext = "*#{@opts[:extension]}"
    @ofn[:lpstrFilter] = "#{@opts[:file_type]} (#{ext})\0#{ext}\0"
  else
    @ofn[:lpstrFilter] = "\0"
  end
  @ofn[:nFilterIndex] = 1
  @ofn[:lpstrTitle] = @opts[:title] + "\0"
  @ofn[:lpstrFileTitle] = "\0"
  @ofn[:nMaxFileTitle] = 0
  @ofn[:lpstrInitialDir] = "\0"
  @ofn[:Flags] = OFN_OVERWRITEPROMPT

  @@comdlg32 ||= DL.dlopen('comdlg32.dll')
  @GetSaveFileName = @@comdlg32['GetSaveFileName','IP']
end

Instance Method Details

#execute! ⇒ Object 



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# File 'lib/cinesync/ui/win32_save_file_dialog.rb', line 84

def execute!
  if @GetSaveFileName.call(@ofn)[0]
    @ofn[:lpstrFile].to_s
  else
    nil
  end
end

#filename ⇒ Object 



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# File 'lib/cinesync/ui/win32_save_file_dialog.rb', line 92

def filename
  @ofn[:lpstrFile].to_s
end