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       bool is_scripted,
  29       const PrintSettingsCallback& callback) override;
  30   virtual void Cancel() override;
  31
  32  private:
  33   friend class MockPrintingContextWin;
  34
  35   virtual HRESULT ShowPrintDialog(PRINTDLGEX* options);
  36
  37   // Reads the settings from the selected device context. Updates settings_ and
  38   // its margins.
  39   bool InitializeSettings(const DEVMODE& dev_mode,
  40                           const std::wstring& new_device_name,
  41                           const PRINTPAGERANGE* ranges,
  42                           int number_ranges,
  43                           bool selection_only);
  44
  45   // Parses the result of a PRINTDLGEX result.
  46   Result ParseDialogResultEx(const PRINTDLGEX& dialog_options);
  47   Result ParseDialogResult(const PRINTDLG& dialog_options);
  48
  49   // The dialog box for the time it is shown.
  50   volatile HWND dialog_box_;
  51
  52   DISALLOW_COPY_AND_ASSIGN(PrintingContextSytemDialogWin);
  53 };
  54
  55 }  // namespace printing
  56
  57 #endif  // PRINTING_PRINTING_CONTEXT_SYSTEM_DIALOG_WIN_H_