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// 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.
#ifndef PRINTING_PRINTING_CONTEXT_WIN_H_
#define PRINTING_PRINTING_CONTEXT_WIN_H_
#include <windows.h>
#include <memory>
#include <string>
#include "printing/mojom/print.mojom.h"
#include "printing/printing_context.h"
#include "ui/gfx/native_widget_types.h"
namespace printing {
class PrintSettings;
class COMPONENT_EXPORT(PRINTING) PrintingContextWin : public PrintingContext {
public:
explicit PrintingContextWin(Delegate* delegate);
PrintingContextWin(const PrintingContextWin&) = delete;
PrintingContextWin& operator=(const PrintingContextWin&) = delete;
~PrintingContextWin() override;
// PrintingContext implementation.
void AskUserForSettings(int max_pages,
bool has_selection,
bool is_scripted,
PrintSettingsCallback callback) override;
mojom::ResultCode UseDefaultSettings() override;
gfx::Size GetPdfPaperSizeDeviceUnits() override;
mojom::ResultCode UpdatePrinterSettings(
const PrinterSettings& printer_settings) override;
mojom::ResultCode NewDocument(const std::u16string& document_name) override;
mojom::ResultCode RenderPage(const PrintedPage& page,
const PageSetup& page_setup) override;
mojom::ResultCode PrintDocument(const MetafilePlayer& metafile,
const PrintSettings& settings,
uint32_t num_pages) override;
mojom::ResultCode DocumentDone() override;
void Cancel() override;
void ReleaseContext() override;
printing::NativeDrawingContext context() const override;
mojom::ResultCode InitWithSettingsForTest(
std::unique_ptr<PrintSettings> settings) override;
protected:
static HWND GetRootWindow(gfx::NativeView view);
// Reads the settings from the selected device context. Updates settings_ and
// its margins.
virtual mojom::ResultCode InitializeSettings(const std::wstring& device_name,
DEVMODE* dev_mode);
// PrintingContext implementation.
mojom::ResultCode OnError() override;
void set_context(HDC context) { context_ = context; }
private:
// Used in response to the user canceling the printing.
static BOOL CALLBACK AbortProc(HDC hdc, int nCode);
// The selected printer context.
HDC context_;
};
} // namespace printing
#endif // PRINTING_PRINTING_CONTEXT_WIN_H_
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