Merge Chromium src@r53293

Change-Id: Ia79acf8670f385cee48c45b0a75371d8e950af34

1 files changed, 186 insertions, 0 deletions

diff --git a/chrome/browser/gtk/options/fonts_page_gtk.cc b/chrome/browser/gtk/options/fonts_page_gtk.cc
new file mode 100644
index 0000000..f5b1902
--- /dev/null
+++ b/chrome/browser/gtk/options/fonts_page_gtk.cc
@@ -0,0 +1,186 @@
+// Copyright (c) 2010 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/gtk/options/fonts_page_gtk.h"
+
+#include "app/l10n_util.h"
+#include "app/l10n_util_collator.h"
+#include "chrome/browser/browser_process.h"
+#include "chrome/browser/default_encoding_combo_model.h"
+#include "chrome/browser/gtk/gtk_util.h"
+#include "chrome/browser/gtk/options/options_layout_gtk.h"
+#include "chrome/browser/profile.h"
+#include "chrome/common/pref_names.h"
+#include "gfx/font.h"
+#include "grit/generated_resources.h"
+
+namespace {
+
+// Make a Gtk font name string from a font family name and pixel size.
+std::string MakeFontName(std::string family_name, int pixel_size) {
+  // The given font might not be available (the default fonts we use are not
+  // installed by default on some distros).  So figure out which font we are
+  // actually falling back to and display that.  (See crbug.com/31381.)
+  std::wstring actual_family_name = gfx::Font::CreateFont(
+      UTF8ToWide(family_name), pixel_size).FontName();
+  std::string fontname;
+  // TODO(mattm): We can pass in the size in pixels (px), and the font button
+  // actually honors it, but when you open the selector it interprets it as
+  // points.  See crbug.com/17857
+  SStringPrintf(&fontname, "%s, %dpx", WideToUTF8(actual_family_name).c_str(),
+                pixel_size);
+  return fontname;
+}
+
+}  // namespace
+
+FontsPageGtk::FontsPageGtk(Profile* profile) : OptionsPageBase(profile) {
+  Init();
+}
+
+FontsPageGtk::~FontsPageGtk() {
+}
+
+void FontsPageGtk::Init() {
+  scoped_ptr<OptionsLayoutBuilderGtk>
+    options_builder(OptionsLayoutBuilderGtk::Create());
+  serif_font_button_ = gtk_font_button_new();
+  gtk_font_button_set_use_font(GTK_FONT_BUTTON(serif_font_button_), TRUE);
+  gtk_font_button_set_use_size(GTK_FONT_BUTTON(serif_font_button_), TRUE);
+  g_signal_connect(serif_font_button_, "font-set",
+                   G_CALLBACK(OnSerifFontSetThunk), this);
+
+  sans_font_button_ = gtk_font_button_new();
+  gtk_font_button_set_use_font(GTK_FONT_BUTTON(sans_font_button_), TRUE);
+  gtk_font_button_set_use_size(GTK_FONT_BUTTON(sans_font_button_), TRUE);
+  g_signal_connect(sans_font_button_, "font-set",
+                   G_CALLBACK(OnSansFontSetThunk), this);
+
+  fixed_font_button_ = gtk_font_button_new();
+  gtk_font_button_set_use_font(GTK_FONT_BUTTON(fixed_font_button_), TRUE);
+  gtk_font_button_set_use_size(GTK_FONT_BUTTON(fixed_font_button_), TRUE);
+  g_signal_connect(fixed_font_button_, "font-set",
+                   G_CALLBACK(OnFixedFontSetThunk), this);
+
+  GtkWidget* font_controls = gtk_util::CreateLabeledControlsGroup(NULL,
+      l10n_util::GetStringUTF8(
+          IDS_FONT_LANGUAGE_SETTING_FONT_SELECTOR_SERIF_LABEL).c_str(),
+      serif_font_button_,
+      l10n_util::GetStringUTF8(
+        IDS_FONT_LANGUAGE_SETTING_FONT_SELECTOR_SANS_SERIF_LABEL).c_str(),
+      sans_font_button_,
+      l10n_util::GetStringUTF8(
+        IDS_FONT_LANGUAGE_SETTING_FONT_SELECTOR_FIXED_WIDTH_LABEL).c_str(),
+      fixed_font_button_,
+      NULL);
+
+  options_builder->AddOptionGroup(l10n_util::GetStringUTF8(
+        IDS_FONT_LANGUAGE_SETTING_FONT_SUB_DIALOG_FONT_TITLE),
+      font_controls, false);
+
+  InitDefaultEncodingComboBox();
+  std::string encoding_group_description = l10n_util::GetStringUTF8(
+      IDS_FONT_LANGUAGE_SETTING_FONT_DEFAULT_ENCODING_SELECTOR_LABEL);
+  GtkWidget* encoding_controls = gtk_util::CreateLabeledControlsGroup(NULL,
+      encoding_group_description.c_str(),
+      default_encoding_combobox_,
+      NULL);
+  options_builder->AddOptionGroup(l10n_util::GetStringUTF8(
+        IDS_FONT_LANGUAGE_SETTING_FONT_SUB_DIALOG_ENCODING_TITLE),
+      encoding_controls, false);
+
+  page_ = options_builder->get_page_widget();
+
+  serif_name_.Init(prefs::kWebKitSerifFontFamily, profile()->GetPrefs(), this);
+  sans_serif_name_.Init(prefs::kWebKitSansSerifFontFamily,
+                        profile()->GetPrefs(), this);
+  variable_width_size_.Init(prefs::kWebKitDefaultFontSize,
+                            profile()->GetPrefs(), this);
+
+  fixed_width_name_.Init(prefs::kWebKitFixedFontFamily, profile()->GetPrefs(),
+                         this);
+  fixed_width_size_.Init(prefs::kWebKitDefaultFixedFontSize,
+                         profile()->GetPrefs(), this);
+
+  default_encoding_.Init(prefs::kDefaultCharset, profile()->GetPrefs(), this);
+
+  NotifyPrefChanged(NULL);
+}
+
+void FontsPageGtk::InitDefaultEncodingComboBox() {
+  default_encoding_combobox_ = gtk_combo_box_new_text();
+  g_signal_connect(default_encoding_combobox_, "changed",
+                   G_CALLBACK(OnDefaultEncodingChangedThunk), this);
+  default_encoding_combobox_model_.reset(new DefaultEncodingComboboxModel);
+  for (int i = 0; i < default_encoding_combobox_model_->GetItemCount(); ++i) {
+    gtk_combo_box_append_text(
+        GTK_COMBO_BOX(default_encoding_combobox_),
+        WideToUTF8(default_encoding_combobox_model_->GetItemAt(i)).c_str());
+  }
+}
+
+void FontsPageGtk::NotifyPrefChanged(const std::wstring* pref_name) {
+  if (!pref_name || *pref_name == prefs::kWebKitSerifFontFamily ||
+      *pref_name == prefs::kWebKitDefaultFontSize) {
+    gtk_font_button_set_font_name(GTK_FONT_BUTTON(serif_font_button_),
+        MakeFontName(serif_name_.GetValue(),
+          variable_width_size_.GetValue()).c_str());
+  }
+  if (!pref_name || *pref_name == prefs::kWebKitSansSerifFontFamily ||
+      *pref_name == prefs::kWebKitDefaultFontSize) {
+    gtk_font_button_set_font_name(GTK_FONT_BUTTON(sans_font_button_),
+        MakeFontName(sans_serif_name_.GetValue(),
+          variable_width_size_.GetValue()).c_str());
+  }
+  if (!pref_name || *pref_name == prefs::kWebKitFixedFontFamily ||
+      *pref_name == prefs::kWebKitDefaultFixedFontSize) {
+    gtk_font_button_set_font_name(GTK_FONT_BUTTON(fixed_font_button_),
+        MakeFontName(fixed_width_name_.GetValue(),
+          fixed_width_size_.GetValue()).c_str());
+  }
+  if (!pref_name || *pref_name == prefs::kDefaultCharset) {
+    gtk_combo_box_set_active(
+        GTK_COMBO_BOX(default_encoding_combobox_),
+        default_encoding_combobox_model_->GetSelectedEncodingIndex(profile()));
+  }
+}
+
+void FontsPageGtk::SetFontsFromButton(StringPrefMember* name_pref,
+                                      IntegerPrefMember* size_pref,
+                                      GtkWidget* font_button) {
+  PangoFontDescription* desc = pango_font_description_from_string(
+      gtk_font_button_get_font_name(GTK_FONT_BUTTON(font_button)));
+  int size = pango_font_description_get_size(desc);
+  name_pref->SetValue(pango_font_description_get_family(desc));
+  size_pref->SetValue(size / PANGO_SCALE);
+  pango_font_description_free(desc);
+  // Reset the button font in px, since the chooser will have set it in points.
+  // Also, both sans and serif share the same size so we need to update them
+  // both.
+  NotifyPrefChanged(NULL);
+}
+
+void FontsPageGtk::OnSerifFontSet(GtkWidget* font_button) {
+  SetFontsFromButton(&serif_name_,
+                     &variable_width_size_,
+                     font_button);
+}
+
+void FontsPageGtk::OnSansFontSet(GtkWidget* font_button) {
+  SetFontsFromButton(&sans_serif_name_,
+                     &variable_width_size_,
+                     font_button);
+}
+
+void FontsPageGtk::OnFixedFontSet(GtkWidget* font_button) {
+  SetFontsFromButton(&fixed_width_name_,
+                     &fixed_width_size_,
+                     font_button);
+}
+
+void FontsPageGtk::OnDefaultEncodingChanged(GtkWidget* combo_box) {
+  int index = gtk_combo_box_get_active(GTK_COMBO_BOX(combo_box));
+  default_encoding_.SetValue(default_encoding_combobox_model_->
+      GetEncodingCharsetByIndex(index));
+}