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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_GTK_PRINTING_PRINT_DIALOG_GTK_H_
#define UI_GTK_PRINTING_PRINT_DIALOG_GTK_H_
#include <memory>
#include "base/files/file_path.h"
#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/ref_counted_delete_on_sequence.h"
#include "printing/buildflags/buildflags.h"
#include "printing/print_dialog_linux_interface.h"
#include "printing/printing_context_linux.h"
#include "ui/aura/window_observer.h"
#include "ui/base/glib/scoped_gobject.h"
#include "ui/base/glib/scoped_gsignal.h"
#include "ui/gtk/gtk_compat.h"
namespace printing {
class MetafilePlayer;
class PrintSettings;
} // namespace printing
using printing::PrintingContextLinux;
// Needs to be freed on the UI thread to clean up its GTK members variables.
class PrintDialogGtk : public printing::PrintDialogLinuxInterface,
public base::RefCountedDeleteOnSequence<PrintDialogGtk>,
public aura::WindowObserver {
public:
// Creates and returns a print dialog.
static printing::PrintDialogLinuxInterface* CreatePrintDialog(
PrintingContextLinux* context);
PrintDialogGtk(const PrintDialogGtk&) = delete;
PrintDialogGtk& operator=(const PrintDialogGtk&) = delete;
// printing::PrintDialogLinuxInterface implementation.
void UseDefaultSettings() override;
void UpdateSettings(
std::unique_ptr<printing::PrintSettings> settings) override;
#if BUILDFLAG(ENABLE_OOP_PRINTING_NO_OOP_BASIC_PRINT_DIALOG)
void LoadPrintSettings(const printing::PrintSettings& settings) override;
#endif
void ShowDialog(
gfx::NativeView parent_view,
bool has_selection,
PrintingContextLinux::PrintSettingsCallback callback) override;
void PrintDocument(const printing::MetafilePlayer& metafile,
const std::u16string& document_name) override;
void ReleaseDialog() override;
// Handles print job response.
void OnJobCompleted(GtkPrintJob* print_job, const GError* error);
private:
friend class base::RefCountedDeleteOnSequence<PrintDialogGtk>;
friend class base::DeleteHelper<PrintDialogGtk>;
explicit PrintDialogGtk(PrintingContextLinux* context);
~PrintDialogGtk() override;
// Handles dialog response.
void OnResponse(GtkWidget* dialog, int response_id);
// Prints document named |document_name|.
void SendDocumentToPrinter(const std::u16string& document_name);
// Helper function for initializing |context_|'s PrintSettings with a given
// |settings|.
void InitPrintSettings(std::unique_ptr<printing::PrintSettings> settings);
// aura::WindowObserver implementation.
void OnWindowDestroying(aura::Window* window) override;
// Printing dialog callback.
PrintingContextLinux::PrintSettingsCallback callback_;
raw_ptr<PrintingContextLinux> context_;
// Print dialog settings. PrintDialogGtk owns |dialog_| and holds references
// to the other objects.
raw_ptr<GtkWidget> dialog_ = nullptr;
raw_ptr<GtkPrintSettings> gtk_settings_ = nullptr;
raw_ptr<GtkPageSetup> page_setup_ = nullptr;
ScopedGObject<GtkPrinter> printer_;
base::OnceClosure reenable_parent_events_;
base::FilePath path_to_pdf_;
ScopedGSignal signal_;
};
#endif // UI_GTK_PRINTING_PRINT_DIALOG_GTK_H_
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