blob: 6c1e42041b655e0c0f91a4c14bf7d598cf49bc3e [file] [log] [blame]
// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <ocidl.h>
#include <commdlg.h>
#include <string>
#include "base/memory/scoped_ptr.h"
#include "build/build_config.h"
#include "printing/printing_context.h"
#include "ui/gfx/native_widget_types.h"
namespace printing {
class PRINTING_EXPORT PrintingContextWin : public PrintingContext {
explicit PrintingContextWin(const std::string& app_locale);
// PrintingContext implementation.
virtual void AskUserForSettings(
gfx::NativeView parent_view,
int max_pages,
bool has_selection,
const PrintSettingsCallback& callback) OVERRIDE;
virtual Result UseDefaultSettings() OVERRIDE;
virtual gfx::Size GetPdfPaperSizeDeviceUnits() OVERRIDE;
virtual Result UpdatePrinterSettings(bool external_preview) OVERRIDE;
virtual Result InitWithSettings(const PrintSettings& settings) OVERRIDE;
virtual Result NewDocument(const base::string16& document_name) OVERRIDE;
virtual Result NewPage() OVERRIDE;
virtual Result PageDone() OVERRIDE;
virtual Result DocumentDone() OVERRIDE;
virtual void Cancel() OVERRIDE;
virtual void ReleaseContext() OVERRIDE;
virtual gfx::NativeDrawingContext context() const OVERRIDE;
// Allocates the HDC for a specific DEVMODE.
static bool AllocateContext(const std::wstring& printer_name,
const DEVMODE* dev_mode,
gfx::NativeDrawingContext* context);
virtual HRESULT ShowPrintDialog(PRINTDLGEX* options);
// Class that manages the PrintDlgEx() callbacks. This is meant to be a
// temporary object used during the Print... dialog display.
class CallbackHandler;
// Used in response to the user canceling the printing.
static BOOL CALLBACK AbortProc(HDC hdc, int nCode);
// Reads the settings from the selected device context. Updates settings_ and
// its margins.
bool InitializeSettings(const DEVMODE& dev_mode,
const std::wstring& new_device_name,
const PRINTPAGERANGE* ranges,
int number_ranges,
bool selection_only);
// Retrieves the printer's default low-level settings. On Windows, context_ is
// allocated with this call.
bool GetPrinterSettings(HANDLE printer,
const std::wstring& device_name);
// Parses the result of a PRINTDLGEX result.
Result ParseDialogResultEx(const PRINTDLGEX& dialog_options);
Result ParseDialogResult(const PRINTDLG& dialog_options);
// The selected printer context.
HDC context_;
// The dialog box for the time it is shown.
volatile HWND dialog_box_;
} // namespace printing