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| 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/views/theme_install_bubble_view.h" | |
| 6 | |
| 7 #include "base/utf_string_conversions.h" | |
| 8 #include "chrome/common/chrome_notification_types.h" | |
| 9 #include "content/browser/tab_contents/tab_contents.h" | |
| 10 #include "content/public/browser/notification_service.h" | |
| 11 #include "grit/generated_resources.h" | |
| 12 #include "ui/base/l10n/l10n_util.h" | |
| 13 #include "ui/base/resource/resource_bundle.h" | |
| 14 #include "ui/gfx/canvas_skia.h" | |
| 15 #include "views/widget/widget.h" | |
| 16 | |
| 17 namespace { | |
| 18 | |
| 19 // The roundedness of the edges of our bubble. | |
| 20 static const int kBubbleCornerRadius = 4; | |
| 21 | |
| 22 // Padding around text in popup box. | |
| 23 static const int kTextHorizPadding = 90; | |
| 24 static const int kTextVertPadding = 45; | |
| 25 | |
| 26 // Multiple loads can be started at once. Only show one bubble, and keep | |
| 27 // track of number of loads happening. Close bubble when num_loads < 1. | |
| 28 static int num_loads_extant_ = 0; | |
| 29 | |
| 30 } // namespace | |
| 31 | |
| 32 ThemeInstallBubbleView::ThemeInstallBubbleView(TabContents* tab_contents) | |
| 33 : popup_(NULL) { | |
| 34 if (!tab_contents) | |
| 35 Close(); | |
| 36 | |
| 37 text_ = l10n_util::GetStringUTF16(IDS_THEME_LOADING_TITLE); | |
| 38 ResourceBundle& rb = ResourceBundle::GetSharedInstance(); | |
| 39 gfx::Font font(rb.GetFont(ResourceBundle::LargeFont)); | |
| 40 SetFont(font); | |
| 41 | |
| 42 // We can't check for the size of tab_contents before we've generated | |
| 43 // the string and the font that determine the size of the bubble. | |
| 44 tab_contents->GetContainerBounds(&tab_contents_bounds_); | |
| 45 if (tab_contents_bounds_.height() < GetPreferredSize().height()) | |
| 46 Close(); | |
| 47 | |
| 48 // Close when theme has been installed. | |
| 49 registrar_.Add( | |
| 50 this, | |
| 51 chrome::NOTIFICATION_BROWSER_THEME_CHANGED, | |
| 52 content::NotificationService::AllBrowserContextsAndSources()); | |
| 53 | |
| 54 // Close when we are installing an extension, not a theme. | |
| 55 registrar_.Add( | |
| 56 this, | |
| 57 chrome::NOTIFICATION_NO_THEME_DETECTED, | |
| 58 content::NotificationService::AllSources()); | |
| 59 registrar_.Add( | |
| 60 this, | |
| 61 chrome::NOTIFICATION_EXTENSION_INSTALLED, | |
| 62 content::NotificationService::AllSources()); | |
| 63 registrar_.Add( | |
| 64 this, | |
| 65 chrome::NOTIFICATION_EXTENSION_INSTALL_ERROR, | |
| 66 content::NotificationService::AllSources()); | |
| 67 | |
| 68 // Don't let the bubble overlap the confirm dialog. | |
| 69 registrar_.Add( | |
| 70 this, | |
| 71 chrome::NOTIFICATION_EXTENSION_WILL_SHOW_CONFIRM_DIALOG, | |
| 72 content::NotificationService::AllSources()); | |
| 73 | |
| 74 popup_ = new views::Widget; | |
| 75 views::Widget::InitParams params(views::Widget::InitParams::TYPE_POPUP); | |
| 76 params.transparent = true; | |
| 77 params.accept_events = false; | |
| 78 params.parent = tab_contents->GetNativeView(); | |
| 79 popup_->Init(params); | |
| 80 popup_->SetContentsView(this); | |
| 81 popup_->SetOpacity(0xCC); | |
| 82 Reposition(); | |
| 83 popup_->Show(); | |
| 84 | |
| 85 SchedulePaint(); | |
| 86 } | |
| 87 | |
| 88 ThemeInstallBubbleView::~ThemeInstallBubbleView() { | |
| 89 num_loads_extant_ = 0; | |
| 90 } | |
| 91 | |
| 92 gfx::Size ThemeInstallBubbleView::GetPreferredSize() { | |
| 93 return gfx::Size(views::Label::font().GetStringWidth(text_) + | |
| 94 kTextHorizPadding, | |
| 95 ResourceBundle::GetSharedInstance().GetFont( | |
| 96 ResourceBundle::LargeFont).GetHeight() + kTextVertPadding); | |
| 97 } | |
| 98 | |
| 99 void ThemeInstallBubbleView::Reposition() { | |
| 100 if (!popup_) | |
| 101 Close(); | |
| 102 | |
| 103 gfx::Size size = GetPreferredSize(); | |
| 104 int mid_x = tab_contents_bounds_.x() + | |
| 105 (tab_contents_bounds_.right() - tab_contents_bounds_.x()) / 2; | |
| 106 | |
| 107 int x = base::i18n::IsRTL() ? | |
| 108 mid_x + size.width() / 2 : mid_x - size.width() / 2; | |
| 109 int y = static_cast<int>(tab_contents_bounds_.y() + | |
| 110 (tab_contents_bounds_.bottom() - tab_contents_bounds_.y()) / 2 - | |
| 111 size.height() / 2); | |
| 112 | |
| 113 popup_->SetBounds(gfx::Rect(x, y, size.width(), size.height())); | |
| 114 } | |
| 115 | |
| 116 void ThemeInstallBubbleView::OnPaint(gfx::Canvas* canvas) { | |
| 117 SkScalar rad[8]; | |
| 118 for (int i = 0; i < 8; ++i) | |
| 119 rad[i] = SkIntToScalar(kBubbleCornerRadius); | |
| 120 | |
| 121 SkPaint paint; | |
| 122 paint.setStyle(SkPaint::kFill_Style); | |
| 123 paint.setFlags(SkPaint::kAntiAlias_Flag); | |
| 124 paint.setColor(SK_ColorBLACK); | |
| 125 | |
| 126 SkRect rect; | |
| 127 rect.set(0, 0, | |
| 128 SkIntToScalar(width()), | |
| 129 SkIntToScalar(height())); | |
| 130 SkPath path; | |
| 131 path.addRoundRect(rect, rad, SkPath::kCW_Direction); | |
| 132 canvas->GetSkCanvas()->drawPath(path, paint); | |
| 133 | |
| 134 int text_width = views::Label::font().GetStringWidth(text_); | |
| 135 gfx::Rect body_bounds(kTextHorizPadding / 2, 0, text_width, height()); | |
| 136 body_bounds.set_x(GetMirroredXForRect(body_bounds)); | |
| 137 | |
| 138 SkColor text_color = SK_ColorWHITE; | |
| 139 canvas->DrawStringInt(text_, | |
| 140 views::Label::font(), | |
| 141 text_color, | |
| 142 body_bounds.x(), | |
| 143 body_bounds.y(), | |
| 144 body_bounds.width(), | |
| 145 body_bounds.height()); | |
| 146 } | |
| 147 | |
| 148 void ThemeInstallBubbleView::Close() { | |
| 149 --num_loads_extant_; | |
| 150 if (!popup_) { | |
| 151 num_loads_extant_ = 0; | |
| 152 return; | |
| 153 } | |
| 154 if (num_loads_extant_ < 1) { | |
| 155 registrar_.RemoveAll(); | |
| 156 popup_->Close(); | |
| 157 } | |
| 158 } | |
| 159 | |
| 160 void ThemeInstallBubbleView::Observe( | |
| 161 int type, | |
| 162 const content::NotificationSource& source, | |
| 163 const content::NotificationDetails& details) { | |
| 164 Close(); | |
| 165 } | |
| 166 | |
| 167 // static | |
| 168 void ThemeInstallBubbleView::Show(TabContents* tab_contents) { | |
| 169 ++num_loads_extant_; | |
| 170 if (num_loads_extant_ < 2) | |
| 171 new ThemeInstallBubbleView(tab_contents); | |
| 172 } | |
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