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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef PRINTING_PRINT_DIALOG_LINUX_INTERFACE_H_
#define PRINTING_PRINT_DIALOG_LINUX_INTERFACE_H_
#include <memory>
#include <string>
#include "printing/printing_context_linux.h"
#include "ui/gfx/native_widget_types.h"
namespace printing {
class MetafilePlayer;
class PrintSettings;
// An interface for Linux printing dialogs. Classes that live outside of
// printing/ can implement this interface and get threading requirements
// correct without exposing those requirements to printing/.
class PrintDialogLinuxInterface {
public:
// Tell the dialog to use the default print setting.
virtual void UseDefaultSettings() = 0;
// Updates the dialog to use `settings`. Only used when printing without the
// system print dialog. E.g. for Print Preview.
virtual void UpdateSettings(std::unique_ptr<PrintSettings> settings) = 0;
// Shows the dialog and handles the response with `callback`. Only used when
// printing with the native print dialog.
virtual void ShowDialog(
gfx::NativeView parent_view,
bool has_selection,
PrintingContextLinux::PrintSettingsCallback callback) = 0;
// Prints the document named `document_name` contained in `metafile`.
// Called from the print worker thread. Once called, the
// PrintDialogLinuxInterface instance should not be reused.
virtual void PrintDocument(const MetafilePlayer& metafile,
const std::u16string& document_name) = 0;
// Releases the caller's ownership of the PrintDialogLinuxInterface. When
// called, the caller must not access the PrintDialogLinuxInterface
// afterwards, and vice versa.
virtual void ReleaseDialog() = 0;
protected:
virtual ~PrintDialogLinuxInterface() = default;
};
} // namespace printing
#endif // PRINTING_PRINT_DIALOG_LINUX_INTERFACE_H_