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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/infobar_container_gtk.h"
#include <gtk/gtk.h>
#include "base/command_line.h"
#include "chrome/browser/browser_window.h"
#include "chrome/browser/gtk/browser_window_gtk.h"
#include "chrome/browser/gtk/gtk_theme_provider.h"
#include "chrome/browser/gtk/gtk_util.h"
#include "chrome/browser/gtk/infobar_gtk.h"
#include "chrome/browser/platform_util.h"
#include "chrome/browser/tab_contents/infobar_delegate.h"
#include "chrome/browser/tab_contents/tab_contents.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/notification_service.h"
#include "third_party/skia/include/core/SkPaint.h"
namespace {
// If |infobar_widget| matches |info_bar_delegate|, then close the infobar.
void AnimateClosingForDelegate(GtkWidget* infobar_widget,
gpointer info_bar_delegate) {
InfoBarDelegate* delegate =
static_cast<InfoBarDelegate*>(info_bar_delegate);
InfoBar* infobar = reinterpret_cast<InfoBar*>(
g_object_get_data(G_OBJECT(infobar_widget), "info-bar"));
if (!infobar) {
NOTREACHED();
return;
}
if (delegate == infobar->delegate())
infobar->AnimateClose();
}
// If |infobar_widget| matches |info_bar_delegate|, then close the infobar w/o
// an animation.
void ClosingForDelegate(GtkWidget* infobar_widget, gpointer info_bar_delegate) {
InfoBarDelegate* delegate =
static_cast<InfoBarDelegate*>(info_bar_delegate);
InfoBar* infobar = reinterpret_cast<InfoBar*>(
g_object_get_data(G_OBJECT(infobar_widget), "info-bar"));
if (!infobar) {
NOTREACHED();
return;
}
if (delegate == infobar->delegate())
infobar->Close();
}
// Get the height of the widget and add it to |userdata|, but only if it is in
// the process of animating.
void SumAnimatingBarHeight(GtkWidget* widget, gpointer userdata) {
int* height_sum = static_cast<int*>(userdata);
InfoBar* infobar = reinterpret_cast<InfoBar*>(
g_object_get_data(G_OBJECT(widget), "info-bar"));
if (infobar->IsAnimating())
*height_sum += widget->allocation.height;
}
} // namespace
// InfoBarContainerGtk, public: ------------------------------------------------
InfoBarContainerGtk::InfoBarContainerGtk(Profile* profile)
: profile_(profile),
tab_contents_(NULL),
container_(gtk_vbox_new(FALSE, 0)) {
gtk_widget_show(widget());
}
InfoBarContainerGtk::~InfoBarContainerGtk() {
ChangeTabContents(NULL);
container_.Destroy();
}
void InfoBarContainerGtk::ChangeTabContents(TabContents* contents) {
if (tab_contents_)
registrar_.RemoveAll();
gtk_util::RemoveAllChildren(widget());
UpdateToolbarInfoBarState(NULL, false);
tab_contents_ = contents;
if (tab_contents_) {
UpdateInfoBars();
Source<TabContents> source(tab_contents_);
registrar_.Add(this, NotificationType::TAB_CONTENTS_INFOBAR_ADDED, source);
registrar_.Add(this, NotificationType::TAB_CONTENTS_INFOBAR_REMOVED,
source);
registrar_.Add(this, NotificationType::TAB_CONTENTS_INFOBAR_REPLACED,
source);
}
}
void InfoBarContainerGtk::RemoveDelegate(InfoBarDelegate* delegate) {
tab_contents_->RemoveInfoBar(delegate);
}
int InfoBarContainerGtk::TotalHeightOfAnimatingBars() const {
int sum = 0;
gtk_container_foreach(GTK_CONTAINER(widget()), SumAnimatingBarHeight, &sum);
return sum;
}
// InfoBarContainerGtk, NotificationObserver implementation: -------------------
void InfoBarContainerGtk::Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details) {
if (type == NotificationType::TAB_CONTENTS_INFOBAR_ADDED) {
AddInfoBar(Details<InfoBarDelegate>(details).ptr(), true);
} else if (type == NotificationType::TAB_CONTENTS_INFOBAR_REMOVED) {
RemoveInfoBar(Details<InfoBarDelegate>(details).ptr(), true);
} else if (type == NotificationType::TAB_CONTENTS_INFOBAR_REPLACED) {
std::pair<InfoBarDelegate*, InfoBarDelegate*>* delegates =
Details<std::pair<InfoBarDelegate*, InfoBarDelegate*> >(details).ptr();
// By not animating the removal/addition, this appears to be a replace.
RemoveInfoBar(delegates->first, false);
AddInfoBar(delegates->second, false);
} else {
NOTREACHED();
}
}
// InfoBarContainerGtk, private: -----------------------------------------------
void InfoBarContainerGtk::UpdateInfoBars() {
for (int i = 0; i < tab_contents_->infobar_delegate_count(); ++i) {
InfoBarDelegate* delegate = tab_contents_->GetInfoBarDelegateAt(i);
AddInfoBar(delegate, false);
}
}
void InfoBarContainerGtk::AddInfoBar(InfoBarDelegate* delegate, bool animate) {
InfoBar* infobar = delegate->CreateInfoBar();
infobar->set_container(this);
infobar->SetThemeProvider(GtkThemeProvider::GetFrom(profile_));
gtk_box_pack_start(GTK_BOX(widget()), infobar->widget(),
FALSE, FALSE, 0);
if (animate)
infobar->AnimateOpen();
else
infobar->Open();
if (tab_contents_->GetInfoBarDelegateAt(0) == delegate)
UpdateToolbarInfoBarState(infobar, animate);
}
void InfoBarContainerGtk::RemoveInfoBar(InfoBarDelegate* delegate,
bool animate) {
if (animate) {
gtk_container_foreach(GTK_CONTAINER(widget()),
AnimateClosingForDelegate, delegate);
} else {
gtk_container_foreach(GTK_CONTAINER(widget()), ClosingForDelegate,
delegate);
}
if (tab_contents_->GetInfoBarDelegateAt(0) == delegate) {
InfoBar* bar = NULL;
// Get the next infobar, if it exists, so we can change the color of the
// arrow to it.
GList* children = gtk_container_get_children(GTK_CONTAINER(widget()));
if (children->next) {
bar = reinterpret_cast<InfoBar*>(
g_object_get_data(G_OBJECT(children->next->data), "info-bar"));
}
g_list_free(children);
UpdateToolbarInfoBarState(bar, animate);
}
}
void InfoBarContainerGtk::UpdateToolbarInfoBarState(
InfoBar* infobar, bool animate) {
if (!CommandLine::ForCurrentProcess()->
HasSwitch(switches::kEnableSecureInfoBars)) {
return;
}
scoped_ptr<std::pair<SkColor, SkColor> > colors;
if (infobar) {
double r, g, b;
infobar->GetTopColor(infobar->delegate()->GetInfoBarType(), &r, &g, &b);
SkColor top = SkColorSetRGB(r * 0xff, g * 0xff, b * 0xff);
infobar->GetBottomColor(infobar->delegate()->GetInfoBarType(), &r, &g, &b);
SkColor bottom = SkColorSetRGB(r * 0xff, g * 0xff, b * 0xff);
colors.reset(new std::pair<SkColor, SkColor>(top, bottom));
}
GtkWindow* parent = platform_util::GetTopLevel(widget());
BrowserWindowGtk* browser_window =
BrowserWindowGtk::GetBrowserWindowForNativeWindow(parent);
if (browser_window)
browser_window->SetInfoBarShowing(colors.get(), animate);
}
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