Delete the GTK+ port of Chrome.

chrome/browser/printing/print_dialog_gtk.cc

Index: chrome/browser/printing/print_dialog_gtk.cc
diff --git a/chrome/browser/printing/print_dialog_gtk.cc b/chrome/browser/printing/print_dialog_gtk.cc
deleted file mode 100644
index c3999266539aa13420bc8ea889ead9e45ab915b8..0000000000000000000000000000000000000000
--- a/chrome/browser/printing/print_dialog_gtk.cc
+++ /dev/null
@@ -1,437 +0,0 @@
-// Copyright (c) 2012 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 "chrome/browser/printing/print_dialog_gtk.h"
-
-#include <gtk/gtkunixprint.h>
-
-#include <string>
-#include <vector>
-
-#include "base/bind.h"
-#include "base/file_util.h"
-#include "base/files/file_util_proxy.h"
-#include "base/lazy_instance.h"
-#include "base/logging.h"
-#include "base/message_loop/message_loop_proxy.h"
-#include "base/strings/utf_string_conversions.h"
-#include "base/values.h"
-#include "printing/metafile.h"
-#include "printing/print_job_constants.h"
-#include "printing/print_settings.h"
-#include "printing/print_settings_initializer_gtk.h"
-
-using content::BrowserThread;
-using printing::PageRanges;
-using printing::PrintSettings;
-
-namespace {
-
-// CUPS Duplex attribute and values.
-const char kCUPSDuplex[] = "cups-Duplex";
-const char kDuplexNone[] = "None";
-const char kDuplexTumble[] = "DuplexTumble";
-const char kDuplexNoTumble[] = "DuplexNoTumble";
-
-class StickyPrintSettingGtk {
- public:
-  StickyPrintSettingGtk() : last_used_settings_(gtk_print_settings_new()) {
-  }
-  ~StickyPrintSettingGtk() {
-    NOTREACHED();  // Intended to be used with a Leaky LazyInstance.
-  }
-
-  GtkPrintSettings* settings() {
-    return last_used_settings_;
-  }
-
-  void SetLastUsedSettings(GtkPrintSettings* settings) {
-    DCHECK(last_used_settings_);
-    g_object_unref(last_used_settings_);
-    last_used_settings_ = gtk_print_settings_copy(settings);
-  }
-
- private:
-  GtkPrintSettings* last_used_settings_;
-
-  DISALLOW_COPY_AND_ASSIGN(StickyPrintSettingGtk);
-};
-
-base::LazyInstance<StickyPrintSettingGtk>::Leaky g_last_used_settings =
-    LAZY_INSTANCE_INITIALIZER;
-
-// Helper class to track GTK printers.
-class GtkPrinterList {
- public:
-  GtkPrinterList() : default_printer_(NULL) {
-    gtk_enumerate_printers(SetPrinter, this, NULL, TRUE);
-  }
-
-  ~GtkPrinterList() {
-    for (std::vector<GtkPrinter*>::iterator it = printers_.begin();
-         it < printers_.end(); ++it) {
-      g_object_unref(*it);
-    }
-  }
-
-  // Can return NULL if there's no default printer. E.g. Printer on a laptop
-  // is "home_printer", but the laptop is at work.
-  GtkPrinter* default_printer() {
-    return default_printer_;
-  }
-
-  // Can return NULL if the printer cannot be found due to:
-  // - Printer list out of sync with printer dialog UI.
-  // - Querying for non-existant printers like 'Print to PDF'.
-  GtkPrinter* GetPrinterWithName(const std::string& name) {
-    if (name.empty())
-      return NULL;
-
-    for (std::vector<GtkPrinter*>::iterator it = printers_.begin();
-         it < printers_.end(); ++it) {
-      if (gtk_printer_get_name(*it) == name) {
-        return *it;
-      }
-    }
-
-    return NULL;
-  }
-
- private:
-  // Callback function used by gtk_enumerate_printers() to get all printer.
-  static gboolean SetPrinter(GtkPrinter* printer, gpointer data) {
-    GtkPrinterList* printer_list = reinterpret_cast<GtkPrinterList*>(data);
-    if (gtk_printer_is_default(printer))
-      printer_list->default_printer_ = printer;
-
-    g_object_ref(printer);
-    printer_list->printers_.push_back(printer);
-
-    return FALSE;
-  }
-
-  std::vector<GtkPrinter*> printers_;
-  GtkPrinter* default_printer_;
-};
-
-}  // namespace
-
-// static
-printing::PrintDialogGtkInterface* PrintDialogGtk::CreatePrintDialog(
-    PrintingContextLinux* context) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  return new PrintDialogGtk(context);
-}
-
-PrintDialogGtk::PrintDialogGtk(PrintingContextLinux* context)
-    : context_(context),
-      dialog_(NULL),
-      gtk_settings_(NULL),
-      page_setup_(NULL),
-      printer_(NULL) {
-}
-
-PrintDialogGtk::~PrintDialogGtk() {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-
-  if (dialog_) {
-    gtk_widget_destroy(dialog_);
-    dialog_ = NULL;
-  }
-  if (gtk_settings_) {
-    g_object_unref(gtk_settings_);
-    gtk_settings_ = NULL;
-  }
-  if (page_setup_) {
-    g_object_unref(page_setup_);
-    page_setup_ = NULL;
-  }
-  if (printer_) {
-    g_object_unref(printer_);
-    printer_ = NULL;
-  }
-}
-
-void PrintDialogGtk::UseDefaultSettings() {
-  DCHECK(!page_setup_);
-  DCHECK(!printer_);
-
-  // |gtk_settings_| is a new copy.
-  gtk_settings_ =
-      gtk_print_settings_copy(g_last_used_settings.Get().settings());
-  page_setup_ = gtk_page_setup_new();
-
-  PrintSettings settings;
-  InitPrintSettings(&settings);
-}
-
-bool PrintDialogGtk::UpdateSettings(printing::PrintSettings* settings) {
-  if (!gtk_settings_) {
-    gtk_settings_ =
-        gtk_print_settings_copy(g_last_used_settings.Get().settings());
-  }
-
-  scoped_ptr<GtkPrinterList> printer_list(new GtkPrinterList);
-  printer_ = printer_list->GetPrinterWithName(
-      base::UTF16ToUTF8(settings->device_name()));
-  if (printer_) {
-    g_object_ref(printer_);
-    gtk_print_settings_set_printer(gtk_settings_,
-                                   gtk_printer_get_name(printer_));
-    if (!page_setup_) {
-      page_setup_ = gtk_printer_get_default_page_size(printer_);
-    }
-  }
-
-  gtk_print_settings_set_n_copies(gtk_settings_, settings->copies());
-  gtk_print_settings_set_collate(gtk_settings_, settings->collate());
-
-#if defined(USE_CUPS)
-  std::string color_value;
-  std::string color_setting_name;
-  printing::GetColorModelForMode(settings->color(), &color_setting_name,
-                                 &color_value);
-  gtk_print_settings_set(gtk_settings_, color_setting_name.c_str(),
-                         color_value.c_str());
-
-  if (settings->duplex_mode() != printing::UNKNOWN_DUPLEX_MODE) {
-    const char* cups_duplex_mode = NULL;
-    switch (settings->duplex_mode()) {
-      case printing::LONG_EDGE:
-        cups_duplex_mode = kDuplexNoTumble;
-        break;
-      case printing::SHORT_EDGE:
-        cups_duplex_mode = kDuplexTumble;
-        break;
-      case printing::SIMPLEX:
-        cups_duplex_mode = kDuplexNone;
-        break;
-      default:  // UNKNOWN_DUPLEX_MODE
-        NOTREACHED();
-        break;
-    }
-    gtk_print_settings_set(gtk_settings_, kCUPSDuplex, cups_duplex_mode);
-  }
-#endif
-  if (!page_setup_)
-    page_setup_ = gtk_page_setup_new();
-
-  gtk_print_settings_set_orientation(
-      gtk_settings_,
-      settings->landscape() ? GTK_PAGE_ORIENTATION_LANDSCAPE :
-                              GTK_PAGE_ORIENTATION_PORTRAIT);
-
-  InitPrintSettings(settings);
-  return true;
-}
-
-void PrintDialogGtk::ShowDialog(
-    gfx::NativeView parent_view,
-    bool has_selection,
-    const PrintingContextLinux::PrintSettingsCallback& callback) {
-  callback_ = callback;
-
-  GtkWindow* parent = GTK_WINDOW(gtk_widget_get_toplevel(parent_view));
-  // TODO(estade): We need a window title here.
-  dialog_ = gtk_print_unix_dialog_new(NULL, parent);
-  g_signal_connect(dialog_, "delete-event",
-                   G_CALLBACK(gtk_widget_hide_on_delete), NULL);
-
-
-  // Set modal so user cannot focus the same tab and press print again.
-  gtk_window_set_modal(GTK_WINDOW(dialog_), TRUE);
-
-  // Since we only generate PDF, only show printers that support PDF.
-  // TODO(thestig) Add more capabilities to support?
-  GtkPrintCapabilities cap = static_cast<GtkPrintCapabilities>(
-      GTK_PRINT_CAPABILITY_GENERATE_PDF |
-      GTK_PRINT_CAPABILITY_PAGE_SET |
-      GTK_PRINT_CAPABILITY_COPIES |
-      GTK_PRINT_CAPABILITY_COLLATE |
-      GTK_PRINT_CAPABILITY_REVERSE);
-  gtk_print_unix_dialog_set_manual_capabilities(GTK_PRINT_UNIX_DIALOG(dialog_),
-                                                cap);
-  gtk_print_unix_dialog_set_embed_page_setup(GTK_PRINT_UNIX_DIALOG(dialog_),
-                                             TRUE);
-  gtk_print_unix_dialog_set_support_selection(GTK_PRINT_UNIX_DIALOG(dialog_),
-                                              TRUE);
-  gtk_print_unix_dialog_set_has_selection(GTK_PRINT_UNIX_DIALOG(dialog_),
-                                          has_selection);
-  gtk_print_unix_dialog_set_settings(GTK_PRINT_UNIX_DIALOG(dialog_),
-                                     gtk_settings_);
-  g_signal_connect(dialog_, "response", G_CALLBACK(OnResponseThunk), this);
-  gtk_widget_show(dialog_);
-}
-
-void PrintDialogGtk::PrintDocument(const printing::Metafile* metafile,
-                                   const base::string16& document_name) {
-  // This runs on the print worker thread, does not block the UI thread.
-  DCHECK(!BrowserThread::CurrentlyOn(BrowserThread::UI));
-
-  // The document printing tasks can outlive the PrintingContext that created
-  // this dialog.
-  AddRef();
-
-  bool error = false;
-  if (!base::CreateTemporaryFile(&path_to_pdf_)) {
-    LOG(ERROR) << "Creating temporary file failed";
-    error = true;
-  }
-
-  if (!error && !metafile->SaveTo(path_to_pdf_)) {
-    LOG(ERROR) << "Saving metafile failed";
-    base::DeleteFile(path_to_pdf_, false);
-    error = true;
-  }
-
-  if (error) {
-    // Matches AddRef() above.
-    Release();
-  } else {
-    // No errors, continue printing.
-    BrowserThread::PostTask(
-        BrowserThread::UI, FROM_HERE,
-        base::Bind(&PrintDialogGtk::SendDocumentToPrinter, this,
-                   document_name));
-  }
-}
-
-void PrintDialogGtk::AddRefToDialog() {
-  AddRef();
-}
-
-void PrintDialogGtk::ReleaseDialog() {
-  Release();
-}
-
-void PrintDialogGtk::OnResponse(GtkWidget* dialog, int response_id) {
-  int num_matched_handlers = g_signal_handlers_disconnect_by_func(
-      dialog_, reinterpret_cast<gpointer>(&OnResponseThunk), this);
-  CHECK_EQ(1, num_matched_handlers);
-
-  gtk_widget_hide(dialog_);
-
-  switch (response_id) {
-    case GTK_RESPONSE_OK: {
-      if (gtk_settings_)
-        g_object_unref(gtk_settings_);
-      gtk_settings_ = gtk_print_unix_dialog_get_settings(
-          GTK_PRINT_UNIX_DIALOG(dialog_));
-
-      if (printer_)
-        g_object_unref(printer_);
-      printer_ = gtk_print_unix_dialog_get_selected_printer(
-          GTK_PRINT_UNIX_DIALOG(dialog_));
-      g_object_ref(printer_);
-
-      if (page_setup_)
-        g_object_unref(page_setup_);
-      page_setup_ = gtk_print_unix_dialog_get_page_setup(
-          GTK_PRINT_UNIX_DIALOG(dialog_));
-      g_object_ref(page_setup_);
-
-      // Handle page ranges.
-      PageRanges ranges_vector;
-      gint num_ranges;
-      bool print_selection_only = false;
-      switch (gtk_print_settings_get_print_pages(gtk_settings_)) {
-        case GTK_PRINT_PAGES_RANGES: {
-          GtkPageRange* gtk_range =
-              gtk_print_settings_get_page_ranges(gtk_settings_, &num_ranges);
-          if (gtk_range) {
-            for (int i = 0; i < num_ranges; ++i) {
-              printing::PageRange range;
-              range.from = gtk_range[i].start;
-              range.to = gtk_range[i].end;
-              ranges_vector.push_back(range);
-            }
-            g_free(gtk_range);
-          }
-          break;
-        }
-        case GTK_PRINT_PAGES_SELECTION:
-          print_selection_only = true;
-          break;
-        case GTK_PRINT_PAGES_ALL:
-          // Leave |ranges_vector| empty to indicate print all pages.
-          break;
-        case GTK_PRINT_PAGES_CURRENT:
-        default:
-          NOTREACHED();
-          break;
-      }
-
-      PrintSettings settings;
-      settings.set_ranges(ranges_vector);
-      settings.set_selection_only(print_selection_only);
-      printing::PrintSettingsInitializerGtk::InitPrintSettings(
-          gtk_settings_, page_setup_, &settings);
-      context_->InitWithSettings(settings);
-      callback_.Run(PrintingContextLinux::OK);
-      callback_.Reset();
-      return;
-    }
-    case GTK_RESPONSE_DELETE_EVENT:  // Fall through.
-    case GTK_RESPONSE_CANCEL: {
-      callback_.Run(PrintingContextLinux::CANCEL);
-      callback_.Reset();
-      return;
-    }
-    case GTK_RESPONSE_APPLY:
-    default: {
-      NOTREACHED();
-    }
-  }
-}
-
-void PrintDialogGtk::SendDocumentToPrinter(
-    const base::string16& document_name) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-
-  // If |printer_| is NULL then somehow the GTK printer list changed out under
-  // us. In which case, just bail out.
-  if (!printer_) {
-    // Matches AddRef() in PrintDocument();
-    Release();
-    return;
-  }
-
-  // Save the settings for next time.
-  g_last_used_settings.Get().SetLastUsedSettings(gtk_settings_);
-
-  GtkPrintJob* print_job = gtk_print_job_new(
-      base::UTF16ToUTF8(document_name).c_str(),
-      printer_,
-      gtk_settings_,
-      page_setup_);
-  gtk_print_job_set_source_file(print_job, path_to_pdf_.value().c_str(), NULL);
-  gtk_print_job_send(print_job, OnJobCompletedThunk, this, NULL);
-}
-
-// static
-void PrintDialogGtk::OnJobCompletedThunk(GtkPrintJob* print_job,
-                                         gpointer user_data,
-                                         GError* error) {
-  static_cast<PrintDialogGtk*>(user_data)->OnJobCompleted(print_job, error);
-}
-
-void PrintDialogGtk::OnJobCompleted(GtkPrintJob* print_job, GError* error) {
-  if (error)
-    LOG(ERROR) << "Printing failed: " << error->message;
-  if (print_job)
-    g_object_unref(print_job);
-  base::FileUtilProxy::DeleteFile(
-      BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE).get(),
-      path_to_pdf_,
-      false,
-      base::FileUtilProxy::StatusCallback());
-  // Printing finished. Matches AddRef() in PrintDocument();
-  Release();
-}
-
-void PrintDialogGtk::InitPrintSettings(PrintSettings* settings) {
-  printing::PrintSettingsInitializerGtk::InitPrintSettings(
-      gtk_settings_, page_setup_, settings);
-  context_->InitWithSettings(*settings);
-}