15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/find_bar/find_bar_controller.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <algorithm> 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/i18n/rtl.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/logging.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "build/build_config.h" 127dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch#include "chrome/browser/chrome_notification_types.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/profiles/profile.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/find_bar/find_bar.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/find_bar/find_bar_state.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/find_bar/find_bar_state_factory.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/find_bar/find_tab_helper.h" 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/navigation_details.h" 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/navigation_entry.h" 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/notification_details.h" 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/notification_source.h" 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/web_contents.h" 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gfx/rect.h" 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using content::NavigationController; 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using content::WebContents; 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The minimum space between the FindInPage window and the search result. 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static const int kMinFindWndDistanceFromSelection = 5; 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)FindBarController::FindBarController(FindBar* find_bar) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : find_bar_(find_bar), 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_contents_(NULL), 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) last_reported_matchcount_(0) { 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)FindBarController::~FindBarController() { 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!web_contents_); 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void FindBarController::Show() { 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FindTabHelper* find_tab_helper = 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FindTabHelper::FromWebContents(web_contents_); 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Only show the animation if we're not already showing a find bar for the 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // selected WebContents. 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!find_tab_helper->find_ui_active()) { 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MaybeSetPrepopulateText(); 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_tab_helper->set_find_ui_active(true); 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_bar_->Show(true); 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_bar_->SetFocusAndSelection(); 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void FindBarController::EndFindSession(SelectionAction selection_action, 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ResultAction result_action) { 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_bar_->Hide(true); 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // |web_contents_| can be NULL for a number of reasons, for example when the 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // tab is closing. We must guard against that case. See issue 8030. 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (web_contents_) { 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FindTabHelper* find_tab_helper = 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FindTabHelper::FromWebContents(web_contents_); 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // When we hide the window, we need to notify the renderer that we are done 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // for now, so that we can abort the scoping effort and clear all the 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // tickmarks and highlighting. 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_tab_helper->StopFinding(selection_action); 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (result_action == kClearResultsInFindBox) 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_bar_->ClearResults(find_tab_helper->find_result()); 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // When we get dismissed we restore the focus to where it belongs. 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_bar_->RestoreSavedFocus(); 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void FindBarController::ChangeWebContents(WebContents* contents) { 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (web_contents_) { 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) registrar_.RemoveAll(); 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_bar_->StopAnimation(); 834e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 844e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) FindTabHelper* find_tab_helper = 854e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) FindTabHelper::FromWebContents(web_contents_); 864e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) if (find_tab_helper) 874e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) find_tab_helper->set_selected_range(find_bar_->GetSelectedRange()); 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_contents_ = contents; 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FindTabHelper* find_tab_helper = 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_contents_ ? FindTabHelper::FromWebContents(web_contents_) 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : NULL; 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Hide any visible find window from the previous tab if a NULL tab contents 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // is passed in or if the find UI is not active in the new tab. 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (find_bar_->IsFindBarVisible() && 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (!find_tab_helper || !find_tab_helper->find_ui_active())) { 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_bar_->Hide(false); 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!web_contents_) 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) registrar_.Add(this, 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) chrome::NOTIFICATION_FIND_RESULT_AVAILABLE, 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::Source<WebContents>(web_contents_)); 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) registrar_.Add( 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) this, 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NOTIFICATION_NAV_ENTRY_COMMITTED, 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::Source<NavigationController>(&web_contents_->GetController())); 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MaybeSetPrepopulateText(); 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (find_tab_helper && find_tab_helper->find_ui_active()) { 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // A tab with a visible find bar just got selected and we need to show the 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // find bar but without animation since it was already animated into its 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // visible state. We also want to reset the window location so that 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // we don't surprise the user by popping up to the left for no apparent 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // reason. 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_bar_->Show(false); 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UpdateFindBarForCurrentResult(); 1252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) find_bar_->UpdateFindBarForChangedWebContents(); 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)//////////////////////////////////////////////////////////////////////////////// 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// FindBarHost, content::NotificationObserver implementation: 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void FindBarController::Observe(int type, 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const content::NotificationSource& source, 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const content::NotificationDetails& details) { 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FindTabHelper* find_tab_helper = 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FindTabHelper::FromWebContents(web_contents_); 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (type == chrome::NOTIFICATION_FIND_RESULT_AVAILABLE) { 1372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Don't update for notifications from WebContentses other than the one we 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // are actively tracking. 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (content::Source<WebContents>(source).ptr() == web_contents_) { 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UpdateFindBarForCurrentResult(); 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (find_tab_helper->find_result().final_update() && 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_tab_helper->find_result().number_of_matches() == 0) { 143a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) const base::string16& last_search = 144a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) find_tab_helper->previous_find_text(); 145a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) const base::string16& current_search = find_tab_helper->find_text(); 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (last_search.find(current_search) != 0) 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_bar_->AudibleAlert(); 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (type == content::NOTIFICATION_NAV_ENTRY_COMMITTED) { 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NavigationController* source_controller = 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::Source<NavigationController>(source).ptr(); 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (source_controller == &web_contents_->GetController()) { 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::LoadCommittedDetails* commit_details = 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::Details<content::LoadCommittedDetails>(details).ptr(); 1561320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci ui::PageTransition transition_type = 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) commit_details->entry->GetTransitionType(); 1581320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci // Hide the find bar on reload or navigation. 1591320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci if (find_bar_->IsFindBarVisible() && 1601320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci (ui::PageTransitionStripQualifier(transition_type) == 1611320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci ui::PAGE_TRANSITION_RELOAD || 1621320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci commit_details->is_navigation_to_different_page())) 1631320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci EndFindSession(kKeepSelectionOnPage, kClearResultsInFindBox); 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)gfx::Rect FindBarController::GetLocationForFindbarView( 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Rect view_location, 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Rect& dialog_bounds, 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Rect& avoid_overlapping_rect) { 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (base::i18n::IsRTL()) { 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int boundary = dialog_bounds.width() - view_location.width(); 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) view_location.set_x(std::min(view_location.x(), boundary)); 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) view_location.set_x(std::max(view_location.x(), dialog_bounds.x())); 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Rect new_pos = view_location; 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If the selection rectangle intersects the current position on screen then 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // we try to move our dialog to the left (right for RTL) of the selection 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // rectangle. 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!avoid_overlapping_rect.IsEmpty() && 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) avoid_overlapping_rect.Intersects(new_pos)) { 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (base::i18n::IsRTL()) { 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) new_pos.set_x(avoid_overlapping_rect.x() + 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) avoid_overlapping_rect.width() + 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (2 * kMinFindWndDistanceFromSelection)); 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If we moved it off-screen to the right, we won't move it at all. 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (new_pos.x() + new_pos.width() > dialog_bounds.width()) 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) new_pos = view_location; // Reset. 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) new_pos.set_x(avoid_overlapping_rect.x() - new_pos.width() - 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) kMinFindWndDistanceFromSelection); 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If we moved it off-screen to the left, we won't move it at all. 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (new_pos.x() < 0) 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) new_pos = view_location; // Reset. 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return new_pos; 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void FindBarController::UpdateFindBarForCurrentResult() { 2095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FindTabHelper* find_tab_helper = 2105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FindTabHelper::FromWebContents(web_contents_); 2115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const FindNotificationDetails& find_result = find_tab_helper->find_result(); 2125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Avoid bug 894389: When a new search starts (and finds something) it reports 2145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // an interim match count result of 1 before the scoping effort starts. This 2155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // is to provide feedback as early as possible that we will find something. 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // As you add letters to the search term, this creates a flashing effect when 2175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // we briefly show "1 of 1" matches because there is a slight delay until 2185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the scoping effort starts updating the match count. We avoid this flash by 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ignoring interim results of 1 if we already have a positive number. 2205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (find_result.number_of_matches() > -1) { 2215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (last_reported_matchcount_ > 0 && 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_result.number_of_matches() == 1 && 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) !find_result.final_update()) 2245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; // Don't let interim result override match count. 2255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) last_reported_matchcount_ = find_result.number_of_matches(); 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_bar_->UpdateUIForFindResult(find_result, find_tab_helper->find_text()); 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void FindBarController::MaybeSetPrepopulateText() { 2322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Having a per-tab find_string is not compatible with a global find 2332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // pasteboard, so we always have the same find text in all find bars. This is 2342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // done through the find pasteboard mechanism, so don't set the text here. 2352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (find_bar_->HasGlobalFindPasteboard()) 2362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 2372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Find out what we should show in the find text box. Usually, this will be 2395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the last search in this tab, but if no search has been issued in this tab 2405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // we use the last search string (from any tab). 2415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FindTabHelper* find_tab_helper = 2425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FindTabHelper::FromWebContents(web_contents_); 243a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) base::string16 find_string = find_tab_helper->find_text(); 2445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (find_string.empty()) 2455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_string = find_tab_helper->previous_find_text(); 2465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (find_string.empty()) { 2475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Profile* profile = 2485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Profile::FromBrowserContext(web_contents_->GetBrowserContext()); 2495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) find_string = FindBarStateFactory::GetLastPrepopulateText(profile); 2505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Update the find bar with existing results and search text, regardless of 2535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // whether or not the find bar is visible, so that if it's subsequently 2545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // shown it is showing the right state for this tab. We update the find text 2555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // _first_ since the FindBarView checks its emptiness to see if it should 2565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // clear the result count display when there's nothing in the box. 2574e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) find_bar_->SetFindTextAndSelectedRange(find_string, 2584e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) find_tab_helper->selected_range()); 2595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 260