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// Copyright (c) 2009 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/fullscreen_exit_bubble_gtk.h"
#include "app/l10n_util.h"
#include "chrome/browser/gtk/gtk_chrome_link_button.h"
#include "chrome/browser/gtk/gtk_floating_container.h"
#include "chrome/browser/gtk/gtk_util.h"
#include "chrome/browser/gtk/rounded_window.h"
#include "gfx/gtk_util.h"
#include "grit/app_strings.h"
#include "grit/generated_resources.h"
namespace {
// Padding around the link text.
const int kPaddingPixels = 8;
// Time before the link slides away. This is a bit longer than the Windows
// timeout because we don't yet support reshowing when the mouse moves to the
// of the screen.
const int kInitialDelayMs = 3000;
// How long the slide up animation takes when hiding the bubble.
const int kSlideOutDurationMs = 700;
}
FullscreenExitBubbleGtk::FullscreenExitBubbleGtk(
GtkFloatingContainer* container)
: container_(container) {
InitWidgets();
}
FullscreenExitBubbleGtk::~FullscreenExitBubbleGtk() {
// If the user exits the browser while in fullscreen mode, we may already
// have been removed from the widget hierarchy.
GtkWidget* parent = gtk_widget_get_parent(widget());
if (parent) {
DCHECK_EQ(GTK_WIDGET(container_), parent);
g_signal_handlers_disconnect_by_func(parent,
reinterpret_cast<gpointer>(OnSetFloatingPosition), this);
gtk_container_remove(GTK_CONTAINER(parent), widget());
}
}
void FullscreenExitBubbleGtk::InitWidgets() {
// The exit bubble is a gtk_chrome_link_button inside a gtk event box and gtk
// alignment (these provide the background color). This is then made rounded
// and put into a slide widget.
// The Windows code actually looks up the accelerator key in the accelerator
// table and then converts the key to a string (in a switch statement).
std::string exit_text_utf8("<span color=\"white\" size=\"large\">");
exit_text_utf8.append(l10n_util::GetStringFUTF8(
IDS_EXIT_FULLSCREEN_MODE, l10n_util::GetStringUTF16(IDS_APP_F11_KEY)));
exit_text_utf8.append("</span>");
GtkWidget* link = gtk_chrome_link_button_new_with_markup(
exit_text_utf8.c_str());
gtk_chrome_link_button_set_use_gtk_theme(GTK_CHROME_LINK_BUTTON(link),
FALSE);
g_signal_connect(link, "clicked", G_CALLBACK(OnLinkClicked), this);
GtkWidget* container = gtk_util::CreateGtkBorderBin(link, &gfx::kGdkBlack,
kPaddingPixels, kPaddingPixels, kPaddingPixels, kPaddingPixels);
gtk_util::ActAsRoundedWindow(container, gfx::kGdkGreen, kPaddingPixels,
gtk_util::ROUNDED_BOTTOM_LEFT | gtk_util::ROUNDED_BOTTOM_RIGHT,
gtk_util::BORDER_NONE);
slide_widget_.reset(new SlideAnimatorGtk(container,
SlideAnimatorGtk::DOWN, kSlideOutDurationMs, false, false, NULL));
gtk_widget_set_name(widget(), "exit-fullscreen-bubble");
gtk_widget_show_all(container);
gtk_widget_show(widget());
slide_widget_->OpenWithoutAnimation();
// TODO(tc): Implement the more complex logic in the windows version for
// when to show/hide the exit bubble.
initial_delay_.Start(base::TimeDelta::FromMilliseconds(kInitialDelayMs), this,
&FullscreenExitBubbleGtk::Hide);
gtk_floating_container_add_floating(GTK_FLOATING_CONTAINER(container_),
widget());
g_signal_connect(container_, "set-floating-position",
G_CALLBACK(OnSetFloatingPosition), this);
}
void FullscreenExitBubbleGtk::Hide() {
slide_widget_->Close();
}
// static
void FullscreenExitBubbleGtk::OnSetFloatingPosition(
GtkFloatingContainer* floating_container, GtkAllocation* allocation,
FullscreenExitBubbleGtk* bubble) {
GtkRequisition bubble_size;
gtk_widget_size_request(bubble->widget(), &bubble_size);
// Position the bubble at the top center of the screen.
GValue value = { 0, };
g_value_init(&value, G_TYPE_INT);
g_value_set_int(&value, (allocation->width - bubble_size.width) / 2);
gtk_container_child_set_property(GTK_CONTAINER(floating_container),
bubble->widget(), "x", &value);
g_value_set_int(&value, 0);
gtk_container_child_set_property(GTK_CONTAINER(floating_container),
bubble->widget(), "y", &value);
g_value_unset(&value);
}
// static
void FullscreenExitBubbleGtk::OnLinkClicked(GtkWidget* link,
FullscreenExitBubbleGtk* bubble) {
GtkWindow* window = GTK_WINDOW(gtk_widget_get_toplevel(
bubble->widget()));
gtk_window_unfullscreen(window);
}
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