confirm_infobar_gtk.cc revision ddb351dbec246cf1fab5ec20d2d5520909041de1 
1// Copyright (c) 2011 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "chrome/browser/ui/gtk/infobars/confirm_infobar_gtk.h"
6
7#include <gtk/gtk.h>
8
9#include "base/utf_string_conversions.h"
10#include "chrome/browser/ui/gtk/gtk_chrome_link_button.h"
11#include "chrome/browser/ui/gtk/gtk_chrome_shrinkable_hbox.h"
12#include "chrome/browser/ui/gtk/gtk_util.h"
13
14// ConfirmInfoBarDelegate ------------------------------------------------------
15
16InfoBar* ConfirmInfoBarDelegate::CreateInfoBar() {
17  return new ConfirmInfoBarGtk(this);
18}
19
20// ConfirmInfoBarGtk -----------------------------------------------------------
21
22ConfirmInfoBarGtk::ConfirmInfoBarGtk(ConfirmInfoBarDelegate* delegate)
23    : InfoBar(delegate) {
24  confirm_hbox_ = gtk_chrome_shrinkable_hbox_new(FALSE, FALSE,
25                                                 kEndOfLabelSpacing);
26  // This alignment allocates the confirm hbox only as much space as it
27  // requests, and less if there is not enough available.
28  GtkWidget* align = gtk_alignment_new(0, 0, 0, 1);
29  gtk_container_add(GTK_CONTAINER(align), confirm_hbox_);
30  gtk_box_pack_start(GTK_BOX(hbox_), align, TRUE, TRUE, 0);
31
32  // We add the buttons in reverse order and pack end instead of start so
33  // that the first widget to get shrunk is the label rather than the button(s).
34  AddButton(ConfirmInfoBarDelegate::BUTTON_OK);
35  AddButton(ConfirmInfoBarDelegate::BUTTON_CANCEL);
36
37  std::string label_text = UTF16ToUTF8(delegate->GetMessageText());
38  GtkWidget* label = gtk_label_new(label_text.c_str());
39  gtk_util::ForceFontSizePixels(label, 13.4);
40  gtk_misc_set_alignment(GTK_MISC(label), 0, 0.5);
41  gtk_util::CenterWidgetInHBox(confirm_hbox_, label, true, 0);
42  gtk_widget_modify_fg(label, GTK_STATE_NORMAL, &gtk_util::kGdkBlack);
43  g_signal_connect(label, "map",
44                   G_CALLBACK(gtk_util::InitLabelSizeRequestAndEllipsizeMode),
45                   NULL);
46
47  std::string link_text = UTF16ToUTF8(delegate->GetLinkText());
48  if (link_text.empty())
49    return;
50
51  GtkWidget* link = gtk_chrome_link_button_new(link_text.c_str());
52  gtk_misc_set_alignment(GTK_MISC(GTK_CHROME_LINK_BUTTON(link)->label), 0, 0.5);
53  g_signal_connect(link, "clicked", G_CALLBACK(OnLinkClickedThunk), this);
54  gtk_util::SetButtonTriggersNavigation(link);
55  // Until we switch to vector graphics, force the font size.
56  // 13.4px == 10pt @ 96dpi
57  gtk_util::ForceFontSizePixels(GTK_CHROME_LINK_BUTTON(link)->label, 13.4);
58  gtk_util::CenterWidgetInHBox(hbox_, link, true, kEndOfLabelSpacing);
59}
60
61ConfirmInfoBarGtk::~ConfirmInfoBarGtk() {
62}
63
64void ConfirmInfoBarGtk::AddButton(ConfirmInfoBarDelegate::InfoBarButton type) {
65  if (delegate_->AsConfirmInfoBarDelegate()->GetButtons() & type) {
66    GtkWidget* button = gtk_button_new_with_label(UTF16ToUTF8(
67        delegate_->AsConfirmInfoBarDelegate()->GetButtonLabel(type)).c_str());
68    gtk_util::CenterWidgetInHBox(confirm_hbox_, button, true, 0);
69    g_signal_connect(button, "clicked",
70                     G_CALLBACK(type == ConfirmInfoBarDelegate::BUTTON_OK ?
71                                OnOkButtonThunk : OnCancelButtonThunk),
72                     this);
73  }
74}
75
76void ConfirmInfoBarGtk::OnOkButton(GtkWidget* widget) {
77  if (delegate_->AsConfirmInfoBarDelegate()->Accept())
78    RemoveInfoBar();
79}
80
81void ConfirmInfoBarGtk::OnCancelButton(GtkWidget* widget) {
82  if (delegate_->AsConfirmInfoBarDelegate()->Cancel())
83    RemoveInfoBar();
84}
85
86void ConfirmInfoBarGtk::OnLinkClicked(GtkWidget* widget) {
87  if (delegate_->AsConfirmInfoBarDelegate()->LinkClicked(
88        gtk_util::DispositionForCurrentButtonPressEvent())) {
89    RemoveInfoBar();
90  }
91}
92