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// 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/views/theme_install_bubble_view.h"
#include "app/l10n_util.h"
#include "app/resource_bundle.h"
#include "chrome/browser/tab_contents/tab_contents.h"
#include "gfx/canvas_skia.h"
#include "grit/generated_resources.h"
#include "views/widget/widget.h"
namespace {
// The roundedness of the edges of our bubble.
static const int kBubbleCornerRadius = 4;
// Padding around text in popup box.
static const int kTextHorizPadding = 90;
static const int kTextVertPadding = 45;
// Multiple loads can be started at once. Only show one bubble, and keep
// track of number of loads happening. Close bubble when num_loads < 1.
static int num_loads_extant_ = 0;
}
ThemeInstallBubbleView::ThemeInstallBubbleView(TabContents* tab_contents)
: popup_(NULL) {
if (!tab_contents)
Close();
text_ = l10n_util::GetString(IDS_THEME_LOADING_TITLE);
ResourceBundle& rb = ResourceBundle::GetSharedInstance();
gfx::Font font(rb.GetFont(ResourceBundle::LargeFont));
SetFont(font);
// We can't check for the size of tab_contents before we've generated
// the string and the font that determine the size of the bubble.
tab_contents->GetContainerBounds(&tab_contents_bounds_);
if (tab_contents_bounds_.height() < GetPreferredSize().height())
Close();
// Close when theme has been installed.
registrar_.Add(
this,
NotificationType::BROWSER_THEME_CHANGED,
NotificationService::AllSources());
// Close when we are installing an extension, not a theme.
registrar_.Add(
this,
NotificationType::NO_THEME_DETECTED,
NotificationService::AllSources());
registrar_.Add(
this,
NotificationType::EXTENSION_INSTALLED,
NotificationService::AllSources());
registrar_.Add(
this,
NotificationType::EXTENSION_INSTALL_ERROR,
NotificationService::AllSources());
// Don't let the bubble overlap the confirm dialog.
registrar_.Add(
this,
NotificationType::EXTENSION_WILL_SHOW_CONFIRM_DIALOG,
NotificationService::AllSources());
gfx::Rect rc(0, 0, 0, 0);
popup_ = views::Widget::CreatePopupWidget(views::Widget::Transparent,
views::Widget::NotAcceptEvents,
views::Widget::DeleteOnDestroy,
views::Widget::MirrorOriginInRTL);
popup_->SetOpacity(0xCC);
popup_->Init(tab_contents->GetNativeView(), rc);
popup_->SetContentsView(this);
Reposition();
popup_->Show();
SchedulePaint();
}
ThemeInstallBubbleView::~ThemeInstallBubbleView() {
num_loads_extant_ = 0;
}
gfx::Size ThemeInstallBubbleView::GetPreferredSize() {
return gfx::Size(views::Label::font().GetStringWidth(text_) +
kTextHorizPadding,
ResourceBundle::GetSharedInstance().GetFont(
ResourceBundle::LargeFont).height() + kTextVertPadding);
}
void ThemeInstallBubbleView::Reposition() {
if (!popup_)
Close();
gfx::Size size = GetPreferredSize();
int mid_x = tab_contents_bounds_.x() +
(tab_contents_bounds_.right() - tab_contents_bounds_.x()) / 2;
int x = base::i18n::IsRTL() ?
mid_x + size.width() / 2 : mid_x - size.width() / 2;
int y = static_cast<int>(tab_contents_bounds_.y() +
(tab_contents_bounds_.bottom() - tab_contents_bounds_.y()) / 2 -
size.height() / 2);
popup_->SetBounds(gfx::Rect(x, y, size.width(), size.height()));
}
void ThemeInstallBubbleView::Paint(gfx::Canvas* canvas) {
SkScalar rad[8];
for (int i = 0; i < 8; ++i)
rad[i] = SkIntToScalar(kBubbleCornerRadius);
SkPaint paint;
paint.setStyle(SkPaint::kFill_Style);
paint.setFlags(SkPaint::kAntiAlias_Flag);
paint.setColor(SK_ColorBLACK);
SkRect rect;
rect.set(0, 0,
SkIntToScalar(width()),
SkIntToScalar(height()));
SkPath path;
path.addRoundRect(rect, rad, SkPath::kCW_Direction);
canvas->AsCanvasSkia()->drawPath(path, paint);
int text_width = views::Label::font().GetStringWidth(text_);
gfx::Rect body_bounds(kTextHorizPadding / 2, 0, text_width, height());
body_bounds.set_x(MirroredLeftPointForRect(body_bounds));
SkColor text_color = SK_ColorWHITE;
canvas->DrawStringInt(text_, views::Label::font(), text_color,
body_bounds.x(), body_bounds.y(), body_bounds.width(),
body_bounds.height());
}
void ThemeInstallBubbleView::Close() {
--num_loads_extant_;
if (!popup_) {
num_loads_extant_ = 0;
return;
}
if (num_loads_extant_ < 1) {
registrar_.RemoveAll();
popup_->Close();
}
}
void ThemeInstallBubbleView::Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details) {
Close();
}
// static
void ThemeInstallBubbleView::Show(TabContents* tab_contents) {
++num_loads_extant_;
if (num_loads_extant_ < 2)
new ThemeInstallBubbleView(tab_contents);
}
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