[SiteChip] Add the basic painting of the site chip button

chrome/browser/ui/views/toolbar/site_chip_view.cc

+// Copyright (c) 2013 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/ui/views/toolbar/site_chip_view.h"
+
+#include "base/prefs/pref_service.h"
+#include "base/strings/string_util.h"
+#include "base/strings/utf_string_conversions.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/search/search.h"
+#include "chrome/browser/themes/theme_properties.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/omnibox/omnibox_view.h"
+#include "chrome/browser/ui/toolbar/toolbar_model.h"
+#include "chrome/browser/ui/views/location_bar/location_bar_view.h"
+#include "chrome/browser/ui/views/toolbar/toolbar_view.h"
+#include "chrome/common/pref_names.h"
+#include "content/public/browser/web_contents.h"
+#include "grit/theme_resources.h"
+#include "net/base/net_util.h"
+#include "ui/base/resource/resource_bundle.h"
+#include "ui/base/theme_provider.h"
+#include "ui/views/background.h"
+#include "ui/views/controls/button/label_button.h"
+#include "ui/views/controls/button/label_button_border.h"
+#include "ui/views/controls/label.h"
+#include "ui/views/painter.h"
+
+const int kEdgeThickness = 4;
+const int kIconTextSpacing = 4;
+const int kTrailingLabelMargin = 2;
+
+SiteChipView::SiteChipView(ToolbarView* toolbar_view)
+    : ToolbarButton(this, NULL),
+      toolbar_view_(toolbar_view) {
+}
+
+SiteChipView::~SiteChipView() {
+}
+
+void SiteChipView::Init() {
+  ToolbarButton::Init();
+
+  // TODO(gbillock): Would be nice to just use stock LabelButton stuff here.
+  location_icon_view_ = new LocationIconView(toolbar_view_->location_bar());
+  host_label_ = new views::Label();
+  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
+  host_label_->SetFont(rb.GetFont(ui::ResourceBundle::MediumFont));
+
+  AddChildView(location_icon_view_);
+  AddChildView(host_label_);
+
+  // temporary background painter
+  const int kBackgroundImages[] = IMAGE_GRID(IDR_SITE_CHIP_EV);
+  background_painter_.reset(
+      views::Painter::CreateImageGridPainter(kBackgroundImages));
+
+  // temporary icon filler
+  location_icon_view_->SetImage(GetThemeProvider()->GetImageSkiaNamed(
+      IDR_OMNIBOX_HTTPS_VALID));
+  location_icon_view_->ShowTooltip(true);
+
+  // temporary filler text.
+  host_label_->SetText(ASCIIToUTF16("site.chip"));
+}
+
+bool SiteChipView::ShouldShow() {
+  return chrome::ShouldDisplayOriginChip();
+}
+
+void SiteChipView::Update(content::WebContents* tab) {
+  Layout();
+  SchedulePaint();
+}
+
+gfx::Size SiteChipView::GetPreferredSize() {
+  gfx::Size label_size = host_label_->GetPreferredSize();
+  gfx::Size icon_size = location_icon_view_->GetPreferredSize();
+  return gfx::Size(icon_size.width() + label_size.width() +
+                   kIconTextSpacing + kTrailingLabelMargin +
+                   2 * kEdgeThickness,
+                   icon_size.height());
+}
+
+void SiteChipView::Layout() {
+  location_icon_view_->SetBounds(
+      kEdgeThickness,
+      LocationBarView::kNormalEdgeThickness,
+      location_icon_view_->GetPreferredSize().width(),
+      height() - 2 * LocationBarView::kNormalEdgeThickness);
+
+  int host_label_x = location_icon_view_->x() + location_icon_view_->width() +
+      kIconTextSpacing;
+  int host_label_width =
+      width() - host_label_x - kEdgeThickness - kTrailingLabelMargin;
+  host_label_->SetBounds(host_label_x,
+                         LocationBarView::kNormalEdgeThickness,
+                         host_label_width,
+                         height() - 2 * LocationBarView::kNormalEdgeThickness);
+}
+
+void SiteChipView::OnPaint(gfx::Canvas* canvas) {
+  gfx::Rect rect(GetLocalBounds());
+  rect.Inset(LocationBarView::kNormalEdgeThickness,
+             LocationBarView::kNormalEdgeThickness);
+  if (background_painter_.get())
+    views::Painter::PaintPainterAt(canvas, background_painter_.get(), rect);
+
+  ToolbarButton::OnPaint(canvas);
+}
+
+// TODO(gbillock): Make the LocationBarView or OmniboxView the listener for
+// this button.
+void SiteChipView::ButtonPressed(views::Button* sender,
+                                 const ui::Event& event) {
+  toolbar_view_->location_bar()->GetOmniboxView()->SetFocus();
+  toolbar_view_->location_bar()->GetOmniboxView()->SelectAll(true);
+  toolbar_view_->location_bar()->GetOmniboxView()->model()->
+      SetCaretVisibility(true);
+}