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// Copyright 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 "components/omnibox/browser/omnibox_controller.h"
#include "base/metrics/histogram.h"
#include "components/omnibox/browser/autocomplete_classifier.h"
#include "components/omnibox/browser/autocomplete_match.h"
#include "components/omnibox/browser/omnibox_client.h"
#include "components/omnibox/browser/omnibox_edit_controller.h"
#include "components/omnibox/browser/omnibox_edit_model.h"
#include "components/omnibox/browser/omnibox_popup_model.h"
#include "components/omnibox/browser/omnibox_popup_view.h"
#include "components/search/search.h"
#include "ui/gfx/geometry/rect.h"
OmniboxController::OmniboxController(OmniboxEditModel* omnibox_edit_model,
OmniboxClient* client)
: omnibox_edit_model_(omnibox_edit_model),
client_(client),
popup_(nullptr),
autocomplete_controller_(new AutocompleteController(
client_->CreateAutocompleteProviderClient(),
this,
AutocompleteClassifier::kDefaultOmniboxProviders)),
weak_ptr_factory_(this) {}
OmniboxController::~OmniboxController() {
}
void OmniboxController::StartAutocomplete(
const AutocompleteInput& input) const {
ClearPopupKeywordMode();
popup_->SetHoveredLine(OmniboxPopupModel::kNoMatch);
// We don't explicitly clear OmniboxPopupModel::manually_selected_match, as
// Start ends up invoking OmniboxPopupModel::OnResultChanged which clears it.
autocomplete_controller_->Start(input);
}
void OmniboxController::OnResultChanged(bool default_match_changed) {
const bool was_open = popup_ && popup_->IsOpen();
if (default_match_changed) {
// The default match has changed, we need to let the OmniboxEditModel know
// about new inline autocomplete text (blue highlight).
const AutocompleteResult::const_iterator match(result().default_match());
if (match != result().end()) {
current_match_ = *match;
omnibox_edit_model_->OnCurrentMatchChanged();
} else {
InvalidateCurrentMatch();
if (popup_)
popup_->OnResultChanged();
omnibox_edit_model_->OnPopupDataChanged(base::string16(), nullptr,
base::string16(), false);
}
} else if (popup_) {
popup_->OnResultChanged();
}
if (was_open && !popup_->IsOpen()) {
// Accept the temporary text as the user text, because it makes little sense
// to have temporary text when the popup is closed.
omnibox_edit_model_->AcceptTemporaryTextAsUserText();
}
// Note: The client outlives |this|, so bind a weak pointer to the callback
// passed in to eliminate the potential for crashes on shutdown.
client_->OnResultChanged(result(), default_match_changed,
base::Bind(&OmniboxController::SetAnswerBitmap,
weak_ptr_factory_.GetWeakPtr()));
}
void OmniboxController::InvalidateCurrentMatch() {
current_match_ = AutocompleteMatch();
}
void OmniboxController::ClearPopupKeywordMode() const {
if (popup_->IsOpen() &&
popup_->selected_line_state() == OmniboxPopupModel::KEYWORD)
popup_->SetSelectedLineState(OmniboxPopupModel::NORMAL);
}
void OmniboxController::SetAnswerBitmap(const SkBitmap& bitmap) {
popup_->SetAnswerBitmap(bitmap);
}
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