printing/printing_context_system_dialog_win.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef PRINTING_PRINTING_CONTEXT_SYSTEM_DIALOG_WIN_H_
   6 #define PRINTING_PRINTING_CONTEXT_SYSTEM_DIALOG_WIN_H_
   7
   8 #include <ocidl.h>
   9 #include <commdlg.h>
  10
  11 #include <string>
  12
  13 #include "printing/printing_context_win.h"
  14 #include "ui/gfx/native_widget_types.h"
  15
  16 namespace printing {
  17
  18 class PRINTING_EXPORT PrintingContextSytemDialogWin
  19     : public PrintingContextWin {
  20  public:
  21   explicit PrintingContextSytemDialogWin(Delegate* delegate);
  22   virtual ~PrintingContextSytemDialogWin();
  23
  24   // PrintingContext implementation.
  25   virtual void AskUserForSettings(
  26       int max_pages,
  27       bool has_selection,
  28       const PrintSettingsCallback& callback) OVERRIDE;
  29   virtual void Cancel() OVERRIDE;
  30
  31  private:
  32   friend class MockPrintingContextWin;
  33
  34   virtual HRESULT ShowPrintDialog(PRINTDLGEX* options);
  35
  36   // Reads the settings from the selected device context. Updates settings_ and
  37   // its margins.
  38   bool InitializeSettings(const DEVMODE& dev_mode,
  39                           const std::wstring& new_device_name,
  40                           const PRINTPAGERANGE* ranges,
  41                           int number_ranges,
  42                           bool selection_only);
  43
  44   // Parses the result of a PRINTDLGEX result.
  45   Result ParseDialogResultEx(const PRINTDLGEX& dialog_options);
  46   Result ParseDialogResult(const PRINTDLG& dialog_options);
  47
  48   // The dialog box for the time it is shown.
  49   volatile HWND dialog_box_;
  50
  51   DISALLOW_COPY_AND_ASSIGN(PrintingContextSytemDialogWin);
  52 };
  53
  54 }  // namespace printing
  55
  56 #endif  // PRINTING_PRINTING_CONTEXT_SYSTEM_DIALOG_WIN_H_