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/fullscreen_exit_bubble_gtk.h"
6
7 #include "chrome/browser/ui/gtk/gtk_chrome_link_button.h"
8 #include "chrome/browser/ui/gtk/gtk_floating_container.h"
9 #include "chrome/browser/ui/gtk/gtk_util.h"
10 #include "chrome/browser/ui/gtk/rounded_window.h"
11 #include "grit/app_strings.h"
12 #include "grit/generated_resources.h"
13 #include "ui/base/l10n/l10n_util.h"
14
15 namespace {
16
17 // Padding around the link text.
18 const int kPaddingPixels = 8;
19
20 // Time before the link slides away. This is a bit longer than the Windows
21 // timeout because we don't yet support reshowing when the mouse moves to the
22 // of the screen.
23 const int kInitialDelayMs = 3000;
24
25 // How long the slide up animation takes when hiding the bubble.
26 const int kSlideOutDurationMs = 700;
27
28 }
29
FullscreenExitBubbleGtk(GtkFloatingContainer * container)30 FullscreenExitBubbleGtk::FullscreenExitBubbleGtk(
31 GtkFloatingContainer* container)
32 : container_(container) {
33 InitWidgets();
34 }
35
~FullscreenExitBubbleGtk()36 FullscreenExitBubbleGtk::~FullscreenExitBubbleGtk() {
37 }
38
InitWidgets()39 void FullscreenExitBubbleGtk::InitWidgets() {
40 // The exit bubble is a gtk_chrome_link_button inside a gtk event box and gtk
41 // alignment (these provide the background color). This is then made rounded
42 // and put into a slide widget.
43
44 // The Windows code actually looks up the accelerator key in the accelerator
45 // table and then converts the key to a string (in a switch statement).
46 std::string exit_text_utf8("<span color=\"white\" size=\"large\">");
47 exit_text_utf8.append(l10n_util::GetStringFUTF8(
48 IDS_EXIT_FULLSCREEN_MODE, l10n_util::GetStringUTF16(IDS_APP_F11_KEY)));
49 exit_text_utf8.append("</span>");
50 GtkWidget* link = gtk_chrome_link_button_new_with_markup(
51 exit_text_utf8.c_str());
52 gtk_chrome_link_button_set_use_gtk_theme(GTK_CHROME_LINK_BUTTON(link),
53 FALSE);
54 signals_.Connect(link, "clicked", G_CALLBACK(OnLinkClickedThunk), this);
55
56 GtkWidget* container = gtk_util::CreateGtkBorderBin(
57 link, >k_util::kGdkBlack,
58 kPaddingPixels, kPaddingPixels, kPaddingPixels, kPaddingPixels);
59 gtk_util::ActAsRoundedWindow(container, gtk_util::kGdkGreen, kPaddingPixels,
60 gtk_util::ROUNDED_BOTTOM_LEFT | gtk_util::ROUNDED_BOTTOM_RIGHT,
61 gtk_util::BORDER_NONE);
62
63 slide_widget_.reset(new SlideAnimatorGtk(container,
64 SlideAnimatorGtk::DOWN, kSlideOutDurationMs, false, false, NULL));
65 gtk_widget_set_name(widget(), "exit-fullscreen-bubble");
66 gtk_widget_show_all(container);
67 gtk_widget_show(widget());
68 slide_widget_->OpenWithoutAnimation();
69
70 // TODO(tc): Implement the more complex logic in the windows version for
71 // when to show/hide the exit bubble.
72 initial_delay_.Start(base::TimeDelta::FromMilliseconds(kInitialDelayMs), this,
73 &FullscreenExitBubbleGtk::Hide);
74
75 gtk_floating_container_add_floating(GTK_FLOATING_CONTAINER(container_),
76 widget());
77 signals_.Connect(container_, "set-floating-position",
78 G_CALLBACK(OnSetFloatingPositionThunk), this);
79 }
80
Hide()81 void FullscreenExitBubbleGtk::Hide() {
82 slide_widget_->Close();
83 }
84
OnSetFloatingPosition(GtkWidget * floating_container,GtkAllocation * allocation)85 void FullscreenExitBubbleGtk::OnSetFloatingPosition(
86 GtkWidget* floating_container,
87 GtkAllocation* allocation) {
88 GtkRequisition bubble_size;
89 gtk_widget_size_request(widget(), &bubble_size);
90
91 // Position the bubble at the top center of the screen.
92 GValue value = { 0, };
93 g_value_init(&value, G_TYPE_INT);
94 g_value_set_int(&value, (allocation->width - bubble_size.width) / 2);
95 gtk_container_child_set_property(GTK_CONTAINER(floating_container),
96 widget(), "x", &value);
97
98 g_value_set_int(&value, 0);
99 gtk_container_child_set_property(GTK_CONTAINER(floating_container),
100 widget(), "y", &value);
101 g_value_unset(&value);
102 }
103
OnLinkClicked(GtkWidget * link)104 void FullscreenExitBubbleGtk::OnLinkClicked(GtkWidget* link) {
105 GtkWindow* window = GTK_WINDOW(gtk_widget_get_toplevel(widget()));
106 gtk_window_unfullscreen(window);
107 }
108