The Tor Browser: widget/gtk/nsPrintDialogGTK.cpp@b8a032363ba2 (annotated)

widget/gtk/nsPrintDialogGTK.cpp@b8a032363ba2 (annotated)

widget/gtk/nsPrintDialogGTK.cpp

Thu, 22 Jan 2015 13:21:57 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Thu, 22 Jan 2015 13:21:57 +0100
branch: TOR_BUG_9701
changeset 15: b8a032363ba2
permissions: -rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 #include <gtk/gtk.h>
 #if (MOZ_WIDGET_GTK == 2)
 #include <gtk/gtkprintunixdialog.h>
 #else
 #include <gtk/gtkunixprint.h>
 #endif
 #include <stdlib.h>
 #include "mozilla/ArrayUtils.h"
 #include "mozcontainer.h"
 #include "nsIPrintSettings.h"
 #include "nsIWidget.h"
 #include "nsPrintDialogGTK.h"
 #include "nsPrintSettingsGTK.h"
 #include "nsString.h"
 #include "nsReadableUtils.h"
 #include "nsIFile.h"
 #include "nsNetUtil.h"
 #include "nsIStringBundle.h"
 #include "nsIPrintSettingsService.h"
 #include "nsIDOMWindow.h"
 #include "nsPIDOMWindow.h"
 #include "nsIBaseWindow.h"
 #include "nsIDocShellTreeItem.h"
 #include "nsIDocShell.h"
 #include "WidgetUtils.h"
 using namespace mozilla;
 using namespace mozilla::widget;
 static const char header_footer_tags[][4] =  {"", "&T", "&U", "&D", "&P", "&PT"};
 #define CUSTOM_VALUE_INDEX gint(ArrayLength(header_footer_tags))
 static GtkWindow *
 get_gtk_window_for_nsiwidget(nsIWidget *widget)
 {
   return GTK_WINDOW(widget->GetNativeData(NS_NATIVE_SHELLWIDGET));
 }
 static void
 ShowCustomDialog(GtkComboBox *changed_box, gpointer user_data)
 {
   if (gtk_combo_box_get_active(changed_box) != CUSTOM_VALUE_INDEX) {
     g_object_set_data(G_OBJECT(changed_box), "previous-active", GINT_TO_POINTER(gtk_combo_box_get_active(changed_box)));
     return;
   }
   GtkWindow* printDialog = GTK_WINDOW(user_data);
   nsCOMPtr<nsIStringBundleService> bundleSvc =
        do_GetService(NS_STRINGBUNDLE_CONTRACTID);
   nsCOMPtr<nsIStringBundle> printBundle;
   bundleSvc->CreateBundle("chrome://global/locale/printdialog.properties", getter_AddRefs(printBundle));
   nsXPIDLString intlString;
   printBundle->GetStringFromName(MOZ_UTF16("headerFooterCustom"), getter_Copies(intlString));
   GtkWidget* prompt_dialog = gtk_dialog_new_with_buttons(NS_ConvertUTF16toUTF8(intlString).get(), printDialog,
 #if (MOZ_WIDGET_GTK == 2)
                                                          (GtkDialogFlags)(GTK_DIALOG_MODAL | GTK_DIALOG_NO_SEPARATOR),
 #else
                                                          (GtkDialogFlags)(GTK_DIALOG_MODAL),
 #endif
                                                          GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
                                                          GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
                                                          nullptr);
   gtk_dialog_set_default_response(GTK_DIALOG(prompt_dialog), GTK_RESPONSE_ACCEPT);
   gtk_dialog_set_alternative_button_order(GTK_DIALOG(prompt_dialog),
                                           GTK_RESPONSE_ACCEPT,
                                           GTK_RESPONSE_REJECT,
                                           -1);
   printBundle->GetStringFromName(MOZ_UTF16("customHeaderFooterPrompt"), getter_Copies(intlString));
   GtkWidget* custom_label = gtk_label_new(NS_ConvertUTF16toUTF8(intlString).get());
   GtkWidget* custom_entry = gtk_entry_new();
   GtkWidget* question_icon = gtk_image_new_from_stock(GTK_STOCK_DIALOG_QUESTION, GTK_ICON_SIZE_DIALOG);
   // To be convenient, prefill the textbox with the existing value, if any, and select it all so they can easily
   // both edit it and type in a new one.
   const char* current_text = (const char*) g_object_get_data(G_OBJECT(changed_box), "custom-text");
   if (current_text) {
     gtk_entry_set_text(GTK_ENTRY(custom_entry), current_text);
     gtk_editable_select_region(GTK_EDITABLE(custom_entry), 0, -1);
   }
   gtk_entry_set_activates_default(GTK_ENTRY(custom_entry), TRUE);
   GtkWidget* custom_vbox = gtk_vbox_new(TRUE, 2);
   gtk_box_pack_start(GTK_BOX(custom_vbox), custom_label, FALSE, FALSE, 0);
   gtk_box_pack_start(GTK_BOX(custom_vbox), custom_entry, FALSE, FALSE, 5); // Make entry 5px underneath label
   GtkWidget* custom_hbox = gtk_hbox_new(FALSE, 2);
   gtk_box_pack_start(GTK_BOX(custom_hbox), question_icon, FALSE, FALSE, 0);
   gtk_box_pack_start(GTK_BOX(custom_hbox), custom_vbox, FALSE, FALSE, 10); // Make question icon 10px away from content
   gtk_container_set_border_width(GTK_CONTAINER(custom_hbox), 2);
   gtk_widget_show_all(custom_hbox);
   gtk_box_pack_start(GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(prompt_dialog))),
                      custom_hbox, FALSE, FALSE, 0);
   gint diag_response = gtk_dialog_run(GTK_DIALOG(prompt_dialog));
   if (diag_response == GTK_RESPONSE_ACCEPT) {
     const gchar* response_text = gtk_entry_get_text(GTK_ENTRY(custom_entry));
     g_object_set_data_full(G_OBJECT(changed_box), "custom-text", strdup(response_text), (GDestroyNotify) free);
     g_object_set_data(G_OBJECT(changed_box), "previous-active", GINT_TO_POINTER(CUSTOM_VALUE_INDEX));
   } else {
     // Go back to the previous index
     gint previous_active = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(changed_box), "previous-active"));
     gtk_combo_box_set_active(changed_box, previous_active);
   }
   gtk_widget_destroy(prompt_dialog);
 }
 class nsPrintDialogWidgetGTK {
   public:
     nsPrintDialogWidgetGTK(nsIDOMWindow *aParent, nsIPrintSettings *aPrintSettings);
     ~nsPrintDialogWidgetGTK() { gtk_widget_destroy(dialog); }
     NS_ConvertUTF16toUTF8 GetUTF8FromBundle(const char* aKey);
     const gint Run();
     nsresult ImportSettings(nsIPrintSettings *aNSSettings);
     nsresult ExportSettings(nsIPrintSettings *aNSSettings);
   private:
     GtkWidget* dialog;
     GtkWidget* radio_as_laid_out;
     GtkWidget* radio_selected_frame;
     GtkWidget* radio_separate_frames;
     GtkWidget* shrink_to_fit_toggle;
     GtkWidget* print_bg_colors_toggle;
     GtkWidget* print_bg_images_toggle;
     GtkWidget* selection_only_toggle;
     GtkWidget* header_dropdown[3];  // {left, center, right}
     GtkWidget* footer_dropdown[3];
     nsCOMPtr<nsIStringBundle> printBundle;
     bool useNativeSelection;
     GtkWidget* ConstructHeaderFooterDropdown(const char16_t *currentString);
     const char* OptionWidgetToString(GtkWidget *dropdown);
     /* Code to copy between GTK and NS print settings structures.
      * In the following,
      *   "Import" means to copy from NS to GTK
      *   "Export" means to copy from GTK to NS
      */
     void ExportFramePrinting(nsIPrintSettings *aNS, GtkPrintSettings *aSettings);
     void ExportHeaderFooter(nsIPrintSettings *aNS);
 };
 nsPrintDialogWidgetGTK::nsPrintDialogWidgetGTK(nsIDOMWindow *aParent, nsIPrintSettings *aSettings)
 {
   nsCOMPtr<nsIWidget> widget = WidgetUtils::DOMWindowToWidget(aParent);
   NS_ASSERTION(widget, "Need a widget for dialog to be modal.");
   GtkWindow* gtkParent = get_gtk_window_for_nsiwidget(widget);
   NS_ASSERTION(gtkParent, "Need a GTK window for dialog to be modal.");
   nsCOMPtr<nsIStringBundleService> bundleSvc = do_GetService(NS_STRINGBUNDLE_CONTRACTID);
   bundleSvc->CreateBundle("chrome://global/locale/printdialog.properties", getter_AddRefs(printBundle));
   dialog = gtk_print_unix_dialog_new(GetUTF8FromBundle("printTitleGTK").get(), gtkParent);
   gtk_print_unix_dialog_set_manual_capabilities(GTK_PRINT_UNIX_DIALOG(dialog),
                     GtkPrintCapabilities(
                         GTK_PRINT_CAPABILITY_PAGE_SET
                       | GTK_PRINT_CAPABILITY_COPIES
                       | GTK_PRINT_CAPABILITY_COLLATE
                       | GTK_PRINT_CAPABILITY_REVERSE
                       | GTK_PRINT_CAPABILITY_SCALE
                       | GTK_PRINT_CAPABILITY_GENERATE_PDF
                       | GTK_PRINT_CAPABILITY_GENERATE_PS
                     )
                   );
   // The vast majority of magic numbers in this widget construction are padding. e.g. for
   // the set_border_width below, 12px matches that of just about every other window.
   GtkWidget* custom_options_tab = gtk_vbox_new(FALSE, 0);
   gtk_container_set_border_width(GTK_CONTAINER(custom_options_tab), 12);
   GtkWidget* tab_label = gtk_label_new(GetUTF8FromBundle("optionsTabLabelGTK").get());
   int16_t frameUIFlag;
   aSettings->GetHowToEnableFrameUI(&frameUIFlag);
   radio_as_laid_out = gtk_radio_button_new_with_mnemonic(nullptr, GetUTF8FromBundle("asLaidOut").get());
   if (frameUIFlag == nsIPrintSettings::kFrameEnableNone)
     gtk_widget_set_sensitive(radio_as_laid_out, FALSE);
   radio_selected_frame = gtk_radio_button_new_with_mnemonic_from_widget(GTK_RADIO_BUTTON(radio_as_laid_out),
                                                                         GetUTF8FromBundle("selectedFrame").get());
   if (frameUIFlag == nsIPrintSettings::kFrameEnableNone ||
       frameUIFlag == nsIPrintSettings::kFrameEnableAsIsAndEach)
     gtk_widget_set_sensitive(radio_selected_frame, FALSE);
   radio_separate_frames = gtk_radio_button_new_with_mnemonic_from_widget(GTK_RADIO_BUTTON(radio_as_laid_out),
                                                                          GetUTF8FromBundle("separateFrames").get());
   if (frameUIFlag == nsIPrintSettings::kFrameEnableNone)
     gtk_widget_set_sensitive(radio_separate_frames, FALSE);
   // "Print Frames" options label, bold and center-aligned
   GtkWidget* print_frames_label = gtk_label_new(nullptr);
   char* pangoMarkup = g_markup_printf_escaped("<b>%s</b>", GetUTF8FromBundle("printFramesTitleGTK").get());
   gtk_label_set_markup(GTK_LABEL(print_frames_label), pangoMarkup);
   g_free(pangoMarkup);
   gtk_misc_set_alignment(GTK_MISC(print_frames_label), 0, 0);
   // Align the radio buttons slightly so they appear to fall under the aforementioned label as per the GNOME HIG
   GtkWidget* frames_radio_container = gtk_alignment_new(0, 0, 0, 0);
   gtk_alignment_set_padding(GTK_ALIGNMENT(frames_radio_container), 8, 0, 12, 0);
   // Radio buttons for the print frames options
   GtkWidget* frames_radio_list = gtk_vbox_new(TRUE, 2);
   gtk_box_pack_start(GTK_BOX(frames_radio_list), radio_as_laid_out, FALSE, FALSE, 0);
   gtk_box_pack_start(GTK_BOX(frames_radio_list), radio_selected_frame, FALSE, FALSE, 0);
   gtk_box_pack_start(GTK_BOX(frames_radio_list), radio_separate_frames, FALSE, FALSE, 0);
   gtk_container_add(GTK_CONTAINER(frames_radio_container), frames_radio_list);
   // Check buttons for shrink-to-fit and print selection
   GtkWidget* check_buttons_container = gtk_vbox_new(TRUE, 2);
   shrink_to_fit_toggle = gtk_check_button_new_with_mnemonic(GetUTF8FromBundle("shrinkToFit").get());
   gtk_box_pack_start(GTK_BOX(check_buttons_container), shrink_to_fit_toggle, FALSE, FALSE, 0);
   // GTK+2.18 and above allow us to add a "Selection" option to the main settings screen,
   // rather than adding an option on a custom tab like we must do on older versions.
   bool canSelectText;
   aSettings->GetPrintOptions(nsIPrintSettings::kEnableSelectionRB, &canSelectText);
   if (gtk_major_version > 2 ||
       (gtk_major_version == 2 && gtk_minor_version >= 18)) {
     useNativeSelection = true;
     g_object_set(dialog,
                  "support-selection", TRUE,
                  "has-selection", canSelectText,
                  "embed-page-setup", TRUE,
                  nullptr);
   } else {
     useNativeSelection = false;
     selection_only_toggle = gtk_check_button_new_with_mnemonic(GetUTF8FromBundle("selectionOnly").get());
     gtk_widget_set_sensitive(selection_only_toggle, canSelectText);
     gtk_box_pack_start(GTK_BOX(check_buttons_container), selection_only_toggle, FALSE, FALSE, 0);
   }
   // Check buttons for printing background
   GtkWidget* appearance_buttons_container = gtk_vbox_new(TRUE, 2);
   print_bg_colors_toggle = gtk_check_button_new_with_mnemonic(GetUTF8FromBundle("printBGColors").get());
   print_bg_images_toggle = gtk_check_button_new_with_mnemonic(GetUTF8FromBundle("printBGImages").get());
   gtk_box_pack_start(GTK_BOX(appearance_buttons_container), print_bg_colors_toggle, FALSE, FALSE, 0);
   gtk_box_pack_start(GTK_BOX(appearance_buttons_container), print_bg_images_toggle, FALSE, FALSE, 0);
   // "Appearance" options label, bold and center-aligned
   GtkWidget* appearance_label = gtk_label_new(nullptr);
   pangoMarkup = g_markup_printf_escaped("<b>%s</b>", GetUTF8FromBundle("printBGOptions").get());
   gtk_label_set_markup(GTK_LABEL(appearance_label), pangoMarkup);
   g_free(pangoMarkup);
   gtk_misc_set_alignment(GTK_MISC(appearance_label), 0, 0);
   GtkWidget* appearance_container = gtk_alignment_new(0, 0, 0, 0);
   gtk_alignment_set_padding(GTK_ALIGNMENT(appearance_container), 8, 0, 12, 0);
   gtk_container_add(GTK_CONTAINER(appearance_container), appearance_buttons_container);
   GtkWidget* appearance_vertical_squasher = gtk_vbox_new(FALSE, 0);
   gtk_box_pack_start(GTK_BOX(appearance_vertical_squasher), appearance_label, FALSE, FALSE, 0);
   gtk_box_pack_start(GTK_BOX(appearance_vertical_squasher), appearance_container, FALSE, FALSE, 0);
   // "Header & Footer" options label, bold and center-aligned
   GtkWidget* header_footer_label = gtk_label_new(nullptr);
   pangoMarkup = g_markup_printf_escaped("<b>%s</b>", GetUTF8FromBundle("headerFooter").get());
   gtk_label_set_markup(GTK_LABEL(header_footer_label), pangoMarkup);
   g_free(pangoMarkup);
   gtk_misc_set_alignment(GTK_MISC(header_footer_label), 0, 0);
   GtkWidget* header_footer_container = gtk_alignment_new(0, 0, 0, 0);
   gtk_alignment_set_padding(GTK_ALIGNMENT(header_footer_container), 8, 0, 12, 0);
   // --- Table for making the header and footer options ---
   GtkWidget* header_footer_table = gtk_table_new(3, 3, FALSE); // 3x3 table
   nsXPIDLString header_footer_str[3];
   aSettings->GetHeaderStrLeft(getter_Copies(header_footer_str[0]));
   aSettings->GetHeaderStrCenter(getter_Copies(header_footer_str[1]));
   aSettings->GetHeaderStrRight(getter_Copies(header_footer_str[2]));
   for (unsigned int i = 0; i < ArrayLength(header_dropdown); i++) {
     header_dropdown[i] = ConstructHeaderFooterDropdown(header_footer_str[i].get());
     // Those 4 magic numbers in the middle provide the position in the table.
     // The last two numbers mean 2 px padding on every side.
     gtk_table_attach(GTK_TABLE(header_footer_table), header_dropdown[i], i, (i + 1),
 , 1, (GtkAttachOptions) 0, (GtkAttachOptions) 0, 2, 2);
   }
   const char labelKeys[][7] = {"left", "center", "right"};
   for (unsigned int i = 0; i < ArrayLength(labelKeys); i++) {
     gtk_table_attach(GTK_TABLE(header_footer_table),
                      gtk_label_new(GetUTF8FromBundle(labelKeys[i]).get()),
                      i, (i + 1), 1, 2, (GtkAttachOptions) 0, (GtkAttachOptions) 0, 2, 2);
   }
   aSettings->GetFooterStrLeft(getter_Copies(header_footer_str[0]));
   aSettings->GetFooterStrCenter(getter_Copies(header_footer_str[1]));
   aSettings->GetFooterStrRight(getter_Copies(header_footer_str[2]));
   for (unsigned int i = 0; i < ArrayLength(footer_dropdown); i++) {
     footer_dropdown[i] = ConstructHeaderFooterDropdown(header_footer_str[i].get());
     gtk_table_attach(GTK_TABLE(header_footer_table), footer_dropdown[i], i, (i + 1),
 , 3, (GtkAttachOptions) 0, (GtkAttachOptions) 0, 2, 2);
   }
   // ---
   gtk_container_add(GTK_CONTAINER(header_footer_container), header_footer_table);
   GtkWidget* header_footer_vertical_squasher = gtk_vbox_new(FALSE, 0);
   gtk_box_pack_start(GTK_BOX(header_footer_vertical_squasher), header_footer_label, FALSE, FALSE, 0);
   gtk_box_pack_start(GTK_BOX(header_footer_vertical_squasher), header_footer_container, FALSE, FALSE, 0);
   // Construction of everything
   gtk_box_pack_start(GTK_BOX(custom_options_tab), print_frames_label, FALSE, FALSE, 0);
   gtk_box_pack_start(GTK_BOX(custom_options_tab), frames_radio_container, FALSE, FALSE, 0);
   gtk_box_pack_start(GTK_BOX(custom_options_tab), check_buttons_container, FALSE, FALSE, 10); // 10px padding
   gtk_box_pack_start(GTK_BOX(custom_options_tab), appearance_vertical_squasher, FALSE, FALSE, 10);
   gtk_box_pack_start(GTK_BOX(custom_options_tab), header_footer_vertical_squasher, FALSE, FALSE, 0);
   gtk_print_unix_dialog_add_custom_tab(GTK_PRINT_UNIX_DIALOG(dialog), custom_options_tab, tab_label);
   gtk_widget_show_all(custom_options_tab);
 }
 NS_ConvertUTF16toUTF8
 nsPrintDialogWidgetGTK::GetUTF8FromBundle(const char *aKey)
 {
   nsXPIDLString intlString;
   printBundle->GetStringFromName(NS_ConvertUTF8toUTF16(aKey).get(), getter_Copies(intlString));
   return NS_ConvertUTF16toUTF8(intlString);  // Return the actual object so we don't lose reference
 }
 const char*
 nsPrintDialogWidgetGTK::OptionWidgetToString(GtkWidget *dropdown)
 {
   gint index = gtk_combo_box_get_active(GTK_COMBO_BOX(dropdown));
   NS_ASSERTION(index <= CUSTOM_VALUE_INDEX, "Index of dropdown is higher than expected!");
   if (index == CUSTOM_VALUE_INDEX)
     return (const char*) g_object_get_data(G_OBJECT(dropdown), "custom-text");
   else
     return header_footer_tags[index];
 }
 const gint
 nsPrintDialogWidgetGTK::Run()
 {
   const gint response = gtk_dialog_run(GTK_DIALOG(dialog));
   gtk_widget_hide(dialog);
   return response;
 }
 void
 nsPrintDialogWidgetGTK::ExportFramePrinting(nsIPrintSettings *aNS, GtkPrintSettings *aSettings)
 {
   if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(radio_as_laid_out)))
     aNS->SetPrintFrameType(nsIPrintSettings::kFramesAsIs);
   else if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(radio_selected_frame)))
     aNS->SetPrintFrameType(nsIPrintSettings::kSelectedFrame);
   else if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(radio_separate_frames)))
     aNS->SetPrintFrameType(nsIPrintSettings::kEachFrameSep);
   else
     aNS->SetPrintFrameType(nsIPrintSettings::kNoFrames);
 }
 void
 nsPrintDialogWidgetGTK::ExportHeaderFooter(nsIPrintSettings *aNS)
 {
   const char* header_footer_str;
   header_footer_str = OptionWidgetToString(header_dropdown[0]);
   aNS->SetHeaderStrLeft(NS_ConvertUTF8toUTF16(header_footer_str).get());
   header_footer_str = OptionWidgetToString(header_dropdown[1]);
   aNS->SetHeaderStrCenter(NS_ConvertUTF8toUTF16(header_footer_str).get());
   header_footer_str = OptionWidgetToString(header_dropdown[2]);
   aNS->SetHeaderStrRight(NS_ConvertUTF8toUTF16(header_footer_str).get());
   header_footer_str = OptionWidgetToString(footer_dropdown[0]);
   aNS->SetFooterStrLeft(NS_ConvertUTF8toUTF16(header_footer_str).get());
   header_footer_str = OptionWidgetToString(footer_dropdown[1]);
   aNS->SetFooterStrCenter(NS_ConvertUTF8toUTF16(header_footer_str).get());
   header_footer_str = OptionWidgetToString(footer_dropdown[2]);
   aNS->SetFooterStrRight(NS_ConvertUTF8toUTF16(header_footer_str).get());
 }
 nsresult
 nsPrintDialogWidgetGTK::ImportSettings(nsIPrintSettings *aNSSettings)
 {
   NS_PRECONDITION(aNSSettings, "aSettings must not be null");
   NS_ENSURE_TRUE(aNSSettings, NS_ERROR_FAILURE);
   nsCOMPtr<nsPrintSettingsGTK> aNSSettingsGTK(do_QueryInterface(aNSSettings));
   if (!aNSSettingsGTK)
     return NS_ERROR_FAILURE;
   GtkPrintSettings* settings = aNSSettingsGTK->GetGtkPrintSettings();
   GtkPageSetup* setup = aNSSettingsGTK->GetGtkPageSetup();
   bool geckoBool;
   aNSSettings->GetShrinkToFit(&geckoBool);
   gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(shrink_to_fit_toggle), geckoBool);
   aNSSettings->GetPrintBGColors(&geckoBool);
   gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(print_bg_colors_toggle), geckoBool);
   aNSSettings->GetPrintBGImages(&geckoBool);
   gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(print_bg_images_toggle), geckoBool);
   gtk_print_unix_dialog_set_settings(GTK_PRINT_UNIX_DIALOG(dialog), settings);
   gtk_print_unix_dialog_set_page_setup(GTK_PRINT_UNIX_DIALOG(dialog), setup);
   return NS_OK;
 }
 nsresult
 nsPrintDialogWidgetGTK::ExportSettings(nsIPrintSettings *aNSSettings)
 {
   NS_PRECONDITION(aNSSettings, "aSettings must not be null");
   NS_ENSURE_TRUE(aNSSettings, NS_ERROR_FAILURE);
   GtkPrintSettings* settings = gtk_print_unix_dialog_get_settings(GTK_PRINT_UNIX_DIALOG(dialog));
   GtkPageSetup* setup = gtk_print_unix_dialog_get_page_setup(GTK_PRINT_UNIX_DIALOG(dialog));
   GtkPrinter* printer = gtk_print_unix_dialog_get_selected_printer(GTK_PRINT_UNIX_DIALOG(dialog));
   if (settings && setup && printer) {
     ExportFramePrinting(aNSSettings, settings);
     ExportHeaderFooter(aNSSettings);
     aNSSettings->SetOutputFormat(nsIPrintSettings::kOutputFormatNative);
     // Print-to-file is true by default. This must be turned off or else printing won't occur!
     // (We manually copy the spool file when this flag is set, because we love our embedders)
     // Even if it is print-to-file in GTK's case, GTK does The Right Thing when we send the job.
     aNSSettings->SetPrintToFile(false);
     aNSSettings->SetShrinkToFit(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(shrink_to_fit_toggle)));
     aNSSettings->SetPrintBGColors(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(print_bg_colors_toggle)));
     aNSSettings->SetPrintBGImages(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(print_bg_images_toggle)));
     // Try to save native settings in the session object
     nsCOMPtr<nsPrintSettingsGTK> aNSSettingsGTK(do_QueryInterface(aNSSettings));
     if (aNSSettingsGTK) {
       aNSSettingsGTK->SetGtkPrintSettings(settings);
       aNSSettingsGTK->SetGtkPageSetup(setup);
       aNSSettingsGTK->SetGtkPrinter(printer);
       bool printSelectionOnly;
       if (useNativeSelection) {
         _GtkPrintPages pageSetting = (_GtkPrintPages)gtk_print_settings_get_print_pages(settings);
         printSelectionOnly = (pageSetting == _GTK_PRINT_PAGES_SELECTION);
       } else {
         printSelectionOnly = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(selection_only_toggle));
       }
       aNSSettingsGTK->SetForcePrintSelectionOnly(printSelectionOnly);
     }
   }
   if (settings)
     g_object_unref(settings);
   return NS_OK;
 }
 GtkWidget*
 nsPrintDialogWidgetGTK::ConstructHeaderFooterDropdown(const char16_t *currentString)
 {
 #if (MOZ_WIDGET_GTK == 2)
   GtkWidget* dropdown = gtk_combo_box_new_text();
 #else
   GtkWidget* dropdown = gtk_combo_box_text_new();
 #endif
   const char hf_options[][22] = {"headerFooterBlank", "headerFooterTitle",
                                  "headerFooterURL", "headerFooterDate",
                                  "headerFooterPage", "headerFooterPageTotal",
                                  "headerFooterCustom"};
   for (unsigned int i = 0; i < ArrayLength(hf_options); i++) {
 #if (MOZ_WIDGET_GTK == 2)
     gtk_combo_box_append_text(GTK_COMBO_BOX(dropdown), GetUTF8FromBundle(hf_options[i]).get());
 #else
     gtk_combo_box_text_append(GTK_COMBO_BOX_TEXT(dropdown), nullptr,
                               GetUTF8FromBundle(hf_options[i]).get());
 #endif
   }
   bool shouldBeCustom = true;
   NS_ConvertUTF16toUTF8 currentStringUTF8(currentString);
   for (unsigned int i = 0; i < ArrayLength(header_footer_tags); i++) {
     if (!strcmp(currentStringUTF8.get(), header_footer_tags[i])) {
       gtk_combo_box_set_active(GTK_COMBO_BOX(dropdown), i);
       g_object_set_data(G_OBJECT(dropdown), "previous-active", GINT_TO_POINTER(i));
       shouldBeCustom = false;
       break;
     }
   }
   if (shouldBeCustom) {
     gtk_combo_box_set_active(GTK_COMBO_BOX(dropdown), CUSTOM_VALUE_INDEX);
     g_object_set_data(G_OBJECT(dropdown), "previous-active", GINT_TO_POINTER(CUSTOM_VALUE_INDEX));
     char* custom_string = strdup(currentStringUTF8.get());
     g_object_set_data_full(G_OBJECT(dropdown), "custom-text", custom_string, (GDestroyNotify) free);
   }
   g_signal_connect(dropdown, "changed", (GCallback) ShowCustomDialog, dialog);
   return dropdown;
 }
 NS_IMPL_ISUPPORTS(nsPrintDialogServiceGTK, nsIPrintDialogService)
 nsPrintDialogServiceGTK::nsPrintDialogServiceGTK()
 {
 }
 nsPrintDialogServiceGTK::~nsPrintDialogServiceGTK()
 {
 }
 NS_IMETHODIMP
 nsPrintDialogServiceGTK::Init()
 {
   return NS_OK;
 }
 NS_IMETHODIMP
 nsPrintDialogServiceGTK::Show(nsIDOMWindow *aParent, nsIPrintSettings *aSettings,
                               nsIWebBrowserPrint *aWebBrowserPrint)
 {
   NS_PRECONDITION(aParent, "aParent must not be null");
   NS_PRECONDITION(aSettings, "aSettings must not be null");
   nsPrintDialogWidgetGTK printDialog(aParent, aSettings);
   nsresult rv = printDialog.ImportSettings(aSettings);
   NS_ENSURE_SUCCESS(rv, rv);
   const gint response = printDialog.Run();
   // Handle the result
   switch (response) {
     case GTK_RESPONSE_OK:                // Proceed
       rv = printDialog.ExportSettings(aSettings);
       break;
     case GTK_RESPONSE_CANCEL:
     case GTK_RESPONSE_CLOSE:
     case GTK_RESPONSE_DELETE_EVENT:
     case GTK_RESPONSE_NONE:
       rv = NS_ERROR_ABORT;
       break;
     case GTK_RESPONSE_APPLY:                // Print preview
     default:
       NS_WARNING("Unexpected response");
       rv = NS_ERROR_ABORT;
   }
   return rv;
 }
 NS_IMETHODIMP
 nsPrintDialogServiceGTK::ShowPageSetup(nsIDOMWindow *aParent,
                                        nsIPrintSettings *aNSSettings)
 {
   NS_PRECONDITION(aParent, "aParent must not be null");
   NS_PRECONDITION(aNSSettings, "aSettings must not be null");
   NS_ENSURE_TRUE(aNSSettings, NS_ERROR_FAILURE);
   nsCOMPtr<nsIWidget> widget = WidgetUtils::DOMWindowToWidget(aParent);
   NS_ASSERTION(widget, "Need a widget for dialog to be modal.");
   GtkWindow* gtkParent = get_gtk_window_for_nsiwidget(widget);
   NS_ASSERTION(gtkParent, "Need a GTK window for dialog to be modal.");
   nsCOMPtr<nsPrintSettingsGTK> aNSSettingsGTK(do_QueryInterface(aNSSettings));
   if (!aNSSettingsGTK)
     return NS_ERROR_FAILURE;
   // We need to init the prefs here because aNSSettings in its current form is a dummy in both uses of the word
   nsCOMPtr<nsIPrintSettingsService> psService = do_GetService("@mozilla.org/gfx/printsettings-service;1");
   if (psService) {
     nsXPIDLString printName;
     aNSSettings->GetPrinterName(getter_Copies(printName));
     if (!printName) {
       psService->GetDefaultPrinterName(getter_Copies(printName));
       aNSSettings->SetPrinterName(printName.get());
     }
     psService->InitPrintSettingsFromPrefs(aNSSettings, true, nsIPrintSettings::kInitSaveAll);
   }
   GtkPrintSettings* gtkSettings = aNSSettingsGTK->GetGtkPrintSettings();
   GtkPageSetup* oldPageSetup = aNSSettingsGTK->GetGtkPageSetup();
   GtkPageSetup* newPageSetup = gtk_print_run_page_setup_dialog(gtkParent, oldPageSetup, gtkSettings);
   aNSSettingsGTK->SetGtkPageSetup(newPageSetup);
   // Now newPageSetup has a refcount of 2 (SetGtkPageSetup will addref), put it to 1 so if
   // this gets replaced we don't leak.
   g_object_unref(newPageSetup);
   if (psService)
     psService->SavePrintSettingsToPrefs(aNSSettings, true, nsIPrintSettings::kInitSaveAll);
   return NS_OK;
 }

The Tor Browser / annotate

widget/gtk/nsPrintDialogGTK.cpp@b8a032363ba2 (annotated)

widget/gtk/nsPrintDialogGTK.cpp