Compute minimum widths for the toolbar components.

chrome/browser/ui/views/omnibox/omnibox_view_views.cc

Index: chrome/browser/ui/views/omnibox/omnibox_view_views.cc
diff --git a/chrome/browser/ui/views/omnibox/omnibox_view_views.cc b/chrome/browser/ui/views/omnibox/omnibox_view_views.cc
index 088bab5048d99f63cb04e88d36f0639d81db7063..47d1e873e004e7a4244acb3b7c1af57d36770e3c 100644
--- a/chrome/browser/ui/views/omnibox/omnibox_view_views.cc
+++ b/chrome/browser/ui/views/omnibox/omnibox_view_views.cc
@@ -60,8 +60,11 @@
 #include "chrome/browser/browser_process.h"
 #endif
 
+
 namespace {
 
+// OmniboxState ---------------------------------------------------------------
+
 // Stores omnibox state for each tab.
 struct OmniboxState : public base::SupportsUserData::Data {
   static const char kKey[];
@@ -92,7 +95,11 @@ OmniboxState::OmniboxState(const OmniboxEditModel::State& model_state,
       saved_selection_for_focus_change(saved_selection_for_focus_change) {
 }
 
-OmniboxState::~OmniboxState() {}
+OmniboxState::~OmniboxState() {
+}
+
+
+// Helpers --------------------------------------------------------------------
 
 // We'd like to set the text input type to TEXT_INPUT_TYPE_URL, because this
 // triggers URL-specific layout in software keyboards, e.g. adding top-level "/"
@@ -117,6 +124,9 @@ ui::TextInputType DetermineTextInputType() {
 
 }  // namespace
 
+
+// OmniboxViewViews -----------------------------------------------------------
+
 // static
 const char OmniboxViewViews::kViewClassName[] = "OmniboxViewViews";
 
@@ -152,9 +162,6 @@ OmniboxViewViews::~OmniboxViewViews() {
   popup_view_.reset();
 }
 
-////////////////////////////////////////////////////////////////////////////////
-// OmniboxViewViews public:
-
 void OmniboxViewViews::Init() {
   set_controller(this);
   SetTextInputType(DetermineTextInputType());
@@ -180,9 +187,6 @@ void OmniboxViewViews::FadeIn() {
   fade_in_animation_->Show();
 }
 
-////////////////////////////////////////////////////////////////////////////////
-// OmniboxViewViews, public OmniboxView implementation:
-
 void OmniboxViewViews::SaveStateToTab(content::WebContents* tab) {
   DCHECK(tab);
 
@@ -315,6 +319,20 @@ bool OmniboxViewViews::IsImeComposing() const {
   return IsIMEComposing();
 }
 
+gfx::Size OmniboxViewViews::GetMinimumSize() {
+  const int kMinCharacters = 10;
+  return gfx::Size(
+      GetFontList().GetExpectedTextWidth(kMinCharacters) + GetInsets().width(),
+      GetPreferredSize().height());
+}
+
+void OmniboxViewViews::OnNativeThemeChanged(const ui::NativeTheme* theme) {
+  views::Textfield::OnNativeThemeChanged(theme);
+  SetBackgroundColor(location_bar_view_->GetColor(
+      ToolbarModel::NONE, LocationBarView::BACKGROUND));
+  EmphasizeURLComponents();
+}
+
 void OmniboxViewViews::ExecuteCommand(int command_id, int event_flags) {
   switch (command_id) {
     // These commands don't invoke the popup via OnBefore/AfterPossibleChange().
@@ -345,53 +363,6 @@ void OmniboxViewViews::ExecuteCommand(int command_id, int event_flags) {
   }
 }
 
-////////////////////////////////////////////////////////////////////////////////
-// OmniboxViewViews, private:
-
-int OmniboxViewViews::GetOmniboxTextLength() const {
-  // TODO(oshima): Support IME.
-  return static_cast<int>(text().length());
-}
-
-void OmniboxViewViews::EmphasizeURLComponents() {
-  // See whether the contents are a URL with a non-empty host portion, which we
-  // should emphasize.  To check for a URL, rather than using the type returned
-  // by Parse(), ask the model, which will check the desired page transition for
-  // this input.  This can tell us whether an UNKNOWN input string is going to
-  // be treated as a search or a navigation, and is the same method the Paste
-  // And Go system uses.
-  url::Component scheme, host;
-  AutocompleteInput::ParseForEmphasizeComponents(text(), &scheme, &host);
-  bool grey_out_url = text().substr(scheme.begin, scheme.len) ==
-      base::UTF8ToUTF16(extensions::kExtensionScheme);
-  bool grey_base = model()->CurrentTextIsURL() &&
-      (host.is_nonempty() || grey_out_url);
-  SetColor(location_bar_view_->GetColor(
-      security_level_,
-      grey_base ? LocationBarView::DEEMPHASIZED_TEXT : LocationBarView::TEXT));
-  if (grey_base && !grey_out_url) {
-    ApplyColor(
-        location_bar_view_->GetColor(security_level_, LocationBarView::TEXT),
-        gfx::Range(host.begin, host.end()));
-  }
-
-  // Emphasize the scheme for security UI display purposes (if necessary).
-  // Note that we check CurrentTextIsURL() because if we're replacing search
-  // URLs with search terms, we may have a non-URL even when the user is not
-  // editing; and in some cases, e.g. for "site:foo.com" searches, the parser
-  // may have incorrectly identified a qualifier as a scheme.
-  SetStyle(gfx::DIAGONAL_STRIKE, false);
-  if (!model()->user_input_in_progress() && model()->CurrentTextIsURL() &&
-      scheme.is_nonempty() && (security_level_ != ToolbarModel::NONE)) {
-    SkColor security_color = location_bar_view_->GetColor(
-        security_level_, LocationBarView::SECURITY_TEXT);
-    const bool strike = (security_level_ == ToolbarModel::SECURITY_ERROR);
-    const gfx::Range scheme_range(scheme.begin, scheme.end());
-    ApplyColor(security_color, scheme_range);
-    ApplyStyle(gfx::DIAGONAL_STRIKE, strike, scheme_range);
-  }
-}
-
 void OmniboxViewViews::SetTextAndSelectedRange(const base::string16& text,
                                                const gfx::Range& range) {
   SetText(text);
@@ -438,19 +409,6 @@ bool OmniboxViewViews::HandleEarlyTabActions(const ui::KeyEvent& event) {
   return false;
 }
 
-////////////////////////////////////////////////////////////////////////////////
-// OmniboxViewViews, private View implementation:
-
-void OmniboxViewViews::OnNativeThemeChanged(const ui::NativeTheme* theme) {
-  views::Textfield::OnNativeThemeChanged(theme);
-  SetBackgroundColor(location_bar_view_->GetColor(
-      ToolbarModel::NONE, LocationBarView::BACKGROUND));
-  EmphasizeURLComponents();
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// OmniboxViewViews, private OmniboxView implementation:
-
 void OmniboxViewViews::SetWindowTextAndCaretPos(const base::string16& text,
                                                 size_t caret_pos,
                                                 bool update_popup,
@@ -613,16 +571,55 @@ void OmniboxViewViews::OnMatchOpened(const AutocompleteMatch& match,
       profile, web_contents, match);
 }
 
-bool OmniboxViewViews::IsCommandIdEnabled(int command_id) const {
-  if (command_id == IDS_APP_PASTE)
-    return !read_only() && !GetClipboardText().empty();
-  if (command_id == IDS_PASTE_AND_GO)
-    return !read_only() && model()->CanPasteAndGo(GetClipboardText());
-  if (command_id == IDS_SHOW_URL)
-    return controller()->GetToolbarModel()->WouldReplaceURL();
-  return command_id == IDS_MOVE_DOWN || command_id == IDS_MOVE_UP ||
-         Textfield::IsCommandIdEnabled(command_id) ||
-         command_updater()->IsCommandEnabled(command_id);
+int OmniboxViewViews::GetOmniboxTextLength() const {
+  // TODO(oshima): Support IME.
+  return static_cast<int>(text().length());
+}
+
+void OmniboxViewViews::EmphasizeURLComponents() {
+  // See whether the contents are a URL with a non-empty host portion, which we
+  // should emphasize.  To check for a URL, rather than using the type returned
+  // by Parse(), ask the model, which will check the desired page transition for
+  // this input.  This can tell us whether an UNKNOWN input string is going to
+  // be treated as a search or a navigation, and is the same method the Paste
+  // And Go system uses.
+  url::Component scheme, host;
+  AutocompleteInput::ParseForEmphasizeComponents(text(), &scheme, &host);
+  bool grey_out_url = text().substr(scheme.begin, scheme.len) ==
+      base::UTF8ToUTF16(extensions::kExtensionScheme);
+  bool grey_base = model()->CurrentTextIsURL() &&
+      (host.is_nonempty() || grey_out_url);
+  SetColor(location_bar_view_->GetColor(
+      security_level_,
+      grey_base ? LocationBarView::DEEMPHASIZED_TEXT : LocationBarView::TEXT));
+  if (grey_base && !grey_out_url) {
+    ApplyColor(
+        location_bar_view_->GetColor(security_level_, LocationBarView::TEXT),
+        gfx::Range(host.begin, host.end()));
+  }
+
+  // Emphasize the scheme for security UI display purposes (if necessary).
+  // Note that we check CurrentTextIsURL() because if we're replacing search
+  // URLs with search terms, we may have a non-URL even when the user is not
+  // editing; and in some cases, e.g. for "site:foo.com" searches, the parser
+  // may have incorrectly identified a qualifier as a scheme.
+  SetStyle(gfx::DIAGONAL_STRIKE, false);
+  if (!model()->user_input_in_progress() && model()->CurrentTextIsURL() &&
+      scheme.is_nonempty() && (security_level_ != ToolbarModel::NONE)) {
+    SkColor security_color = location_bar_view_->GetColor(
+        security_level_, LocationBarView::SECURITY_TEXT);
+    const bool strike = (security_level_ == ToolbarModel::SECURITY_ERROR);
+    const gfx::Range scheme_range(scheme.begin, scheme.end());
+    ApplyColor(security_color, scheme_range);
+    ApplyStyle(gfx::DIAGONAL_STRIKE, strike, scheme_range);
+  }
+}
+
+bool OmniboxViewViews::OnKeyReleased(const ui::KeyEvent& event) {
+  // The omnibox contents may change while the control key is pressed.
+  if (event.key_code() == ui::VKEY_CONTROL)
+    model()->OnControlKeyChanged(false);
+  return views::Textfield::OnKeyReleased(event);
 }
 
 bool OmniboxViewViews::IsItemForCommandIdDynamic(int command_id) const {
@@ -636,24 +633,10 @@ base::string16 OmniboxViewViews::GetLabelForCommandId(int command_id) const {
           IDS_PASTE_AND_SEARCH : IDS_PASTE_AND_GO);
 }
 
-////////////////////////////////////////////////////////////////////////////////
-// OmniboxViewViews, private views::Textfield implementation:
-
 const char* OmniboxViewViews::GetClassName() const {
   return kViewClassName;
 }
 
-void OmniboxViewViews::OnPaint(gfx::Canvas* canvas) {
-  if (fade_in_animation_->is_animating()) {
-    canvas->SaveLayerAlpha(static_cast<uint8>(
-        fade_in_animation_->CurrentValueBetween(0, 255)));
-    views::Textfield::OnPaint(canvas);
-    canvas->Restore();
-  } else {
-    views::Textfield::OnPaint(canvas);
-  }
-}
-
 bool OmniboxViewViews::OnMousePressed(const ui::MouseEvent& event) {
   select_all_on_mouse_release_ =
       (event.IsOnlyLeftMouseButton() || event.IsOnlyRightMouseButton()) &&
@@ -766,13 +749,6 @@ bool OmniboxViewViews::OnKeyPressed(const ui::KeyEvent& event) {
   return views::Textfield::OnKeyPressed(event) || HandleEarlyTabActions(event);
 }
 
-bool OmniboxViewViews::OnKeyReleased(const ui::KeyEvent& event) {
-  // The omnibox contents may change while the control key is pressed.
-  if (event.key_code() == ui::VKEY_CONTROL)
-    model()->OnControlKeyChanged(false);
-  return views::Textfield::OnKeyReleased(event);
-}
-
 void OmniboxViewViews::OnGestureEvent(ui::GestureEvent* event) {
   if (!HasFocus() && event->type() == ui::ET_GESTURE_TAP_DOWN) {
     select_all_on_gesture_tap_ = true;
@@ -820,6 +796,17 @@ void OmniboxViewViews::GetAccessibleState(ui::AXViewState* state) {
   state->role = ui::AX_ROLE_TEXT_FIELD;
 }
 
+void OmniboxViewViews::OnPaint(gfx::Canvas* canvas) {
+  if (fade_in_animation_->is_animating()) {
+    canvas->SaveLayerAlpha(static_cast<uint8>(
+        fade_in_animation_->CurrentValueBetween(0, 255)));
+    views::Textfield::OnPaint(canvas);
+    canvas->Restore();
+  } else {
+    views::Textfield::OnPaint(canvas);
+  }
+}
+
 void OmniboxViewViews::OnFocus() {
   views::Textfield::OnFocus();
   // TODO(oshima): Get control key state.
@@ -862,13 +849,22 @@ void OmniboxViewViews::OnBlur() {
   SelectRange(gfx::Range(0));
 }
 
+bool OmniboxViewViews::IsCommandIdEnabled(int command_id) const {
+  if (command_id == IDS_APP_PASTE)
+    return !read_only() && !GetClipboardText().empty();
+  if (command_id == IDS_PASTE_AND_GO)
+    return !read_only() && model()->CanPasteAndGo(GetClipboardText());
+  if (command_id == IDS_SHOW_URL)
+    return controller()->GetToolbarModel()->WouldReplaceURL();
+  return command_id == IDS_MOVE_DOWN || command_id == IDS_MOVE_UP ||
+         Textfield::IsCommandIdEnabled(command_id) ||
+         command_updater()->IsCommandEnabled(command_id);
+}
+
 base::string16 OmniboxViewViews::GetSelectionClipboardText() const {
   return SanitizeTextForPaste(Textfield::GetSelectionClipboardText());
 }
 
-////////////////////////////////////////////////////////////////////////////////
-// OmniboxViewViews, private gfx::AnimationDelegate implementation:
-
 void OmniboxViewViews::AnimationProgressed(const gfx::Animation* animation) {
   SchedulePaint();
 }
@@ -877,11 +873,6 @@ void OmniboxViewViews::AnimationEnded(const gfx::Animation* animation) {
   fade_in_animation_->Reset();
 }
 
-////////////////////////////////////////////////////////////////////////////////
-// OmniboxViewViews,
-// chromeos::input_method::InputMethodManager::CandidateWindowObserver
-// private implementation:
-
 #if defined(OS_CHROMEOS)
 void OmniboxViewViews::CandidateWindowOpened(
       chromeos::input_method::InputMethodManager* manager) {
@@ -894,9 +885,6 @@ void OmniboxViewViews::CandidateWindowClosed(
 }
 #endif
 
-////////////////////////////////////////////////////////////////////////////////
-// OmniboxViewViews, private views::TextfieldController implementation:
-
 void OmniboxViewViews::ContentsChanged(views::Textfield* sender,
                                        const base::string16& new_contents) {
 }