Interpret '?' and Ctrl-K or Ctrl-E as putting omnibox in keyword search mode for Default Search Pro…

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

 // Copyright (c) 2012 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/omnibox/omnibox_view_views.h"
 
 #include <set>
 
 #include "base/command_line.h"
 #include "base/logging.h"
@@ skipping 261 matching lines @@
   // TODO(oshima): IME support
   return text();
 }
 
 void OmniboxViewViews::SetUserText(const base::string16& text,
                                    bool update_popup) {
   saved_selection_for_focus_change_ = gfx::Range::InvalidRange();
   OmniboxView::SetUserText(text, update_popup);
 }
 
-void OmniboxViewViews::SetForcedQuery() {
-  const base::string16 current_text(text());
-  const size_t start = current_text.find_first_not_of(base::kWhitespaceUTF16);
-  if (start == base::string16::npos || (current_text[start] != '?'))
-    OmniboxView::SetUserText(base::ASCIIToUTF16("?"));
-  else
-    SelectRange(gfx::Range(current_text.size(), start + 1));
+void OmniboxViewViews::EnterKeywordModeForDefaultSearchProvider() {
+  // Transition the user into keyword mode using their default search provider.
+  // Select their query if they typed one.
+  model()->EnterKeywordModeForDefaultSearchProvider(
+      KeywordModeEntryMethod::KEYBOARD_SHORTCUT);
+  SelectRange(gfx::Range(text().size(), 0));
 }
 
 void OmniboxViewViews::GetSelectionBounds(
     base::string16::size_type* start,
     base::string16::size_type* end) const {
   const gfx::Range range = GetSelectedRange();
   *start = static_cast<size_t>(range.start());
   *end = static_cast<size_t>(range.end());
 }
 
@@ skipping 102 matching lines @@
 }
 
 void OmniboxViewViews::OnPaste() {
   const base::string16 text(GetClipboardText());
   if (!text.empty()) {
     OnBeforePossibleChange();
     // Record this paste, so we can do different behavior.
     model()->OnPaste();
     // Force a Paste operation to trigger the text_changed code in
     // OnAfterPossibleChange(), even if identical contents are pasted.
-    text_before_change_.clear();
+    state_before_change_.text.clear();
     InsertOrReplaceText(text);
     OnAfterPossibleChange(true);
   }
 }
 
 bool OmniboxViewViews::HandleEarlyTabActions(const ui::KeyEvent& event) {
   // This must run before accelerator handling invokes a focus change on tab.
   // Note the parallel with SkipDefaultKeyEventProcessing above.
   if (!views::FocusManager::IsTabTraversalKeyEvent(event))
     return false;
 
   if (model()->is_keyword_hint() && !event.IsShiftDown())
-    return model()->AcceptKeyword(ENTERED_KEYWORD_MODE_VIA_TAB);
+    return model()->AcceptKeyword(KeywordModeEntryMethod::TAB);
 
   if (!model()->popup_model()->IsOpen())
     return false;
 
   if (event.IsShiftDown() &&
       (model()->popup_model()->selected_line_state() ==
           OmniboxPopupModel::KEYWORD))
     model()->ClearKeyword();
   else
     model()->OnUpOrDownKeyPressed(event.IsShiftDown() ? -1 : 1);
@@ skipping 84 matching lines @@
 void OmniboxViewViews::OnRevertTemporaryText() {
   SelectRange(saved_temporary_selection_);
   // We got here because the user hit the Escape key. We explicitly don't call
   // TextChanged(), since OmniboxPopupModel::ResetToDefaultMatch() has already
   // been called by now, and it would've called TextChanged() if it was
   // warranted.
 }
 
 void OmniboxViewViews::OnBeforePossibleChange() {
   // Record our state.
-  text_before_change_ = text();
-  sel_before_change_ = GetSelectedRange();
+  GetState(&state_before_change_);
   ime_composing_before_change_ = IsIMEComposing();
 }
 
 bool OmniboxViewViews::OnAfterPossibleChange(bool allow_keyword_ui_change) {
   // See if the text or selection have changed since OnBeforePossibleChange().
-  const base::string16 new_text = text();
-  const gfx::Range new_sel = GetSelectedRange();
-  const bool text_changed = (new_text != text_before_change_) ||
+  State new_state;
+  GetState(&new_state);
+  OmniboxView::StateChanges state_changes =
+      GetStateChanges(state_before_change_, new_state);
+
+  state_changes.text_differs =
+      state_changes.text_differs ||
       (ime_composing_before_change_ != IsIMEComposing());
-  const bool selection_differs =
-      !((sel_before_change_.is_empty() && new_sel.is_empty()) ||
-        sel_before_change_.EqualsIgnoringDirection(new_sel));
-
-  // When the user has deleted text, we don't allow inline autocomplete.  Make
-  // sure to not flag cases like selecting part of the text and then pasting
-  // (or typing) the prefix of that selection.  (We detect these by making
-  // sure the caret, which should be after any insertion, hasn't moved
-  // forward of the old selection start.)
-  const bool just_deleted_text =
-      (text_before_change_.length() > new_text.length()) &&
-      (new_sel.start() <= sel_before_change_.GetMin());
 
   const bool something_changed = model()->OnAfterPossibleChange(
-      text_before_change_, new_text, new_sel.start(), new_sel.end(),
-      selection_differs, text_changed, just_deleted_text,
-      allow_keyword_ui_change && !IsIMEComposing());
+      state_changes, allow_keyword_ui_change && !IsIMEComposing());
 
   // If only selection was changed, we don't need to call model()'s
   // OnChanged() method, which is called in TextChanged().
   // But we still need to call EmphasizeURLComponents() to make sure the text
   // attributes are updated correctly.
-  if (something_changed && text_changed)
+  if (something_changed &&
+      (state_changes.text_differs || state_changes.keyword_differs))
     TextChanged();
-  else if (selection_differs)
+  else if (state_changes.selection_differs)
     EmphasizeURLComponents();
   else if (delete_at_end_pressed_)
     model()->OnChanged();
 
   return something_changed;
 }
 
 gfx::NativeView OmniboxViewViews::GetNativeView() const {
   return GetWidget()->GetNativeView();
 }
@@ skipping 508 matching lines @@
     menu_contents->InsertItemWithStringIdAt(
         select_all_position + 1, IDS_SHOW_URL, IDS_SHOW_URL);
   }
 
   // Minor note: We use IDC_ for command id here while the underlying textfield
   // is using IDS_ for all its command ids. This is because views cannot depend
   // on IDC_ for now.
   menu_contents->AddItemWithStringId(IDC_EDIT_SEARCH_ENGINES,
       IDS_EDIT_SEARCH_ENGINES);
 }