1// Copyright (c) 2012 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CHROME_BROWSER_UI_VIEWS_OMNIBOX_OMNIBOX_VIEW_VIEWS_H_ 6#define CHROME_BROWSER_UI_VIEWS_OMNIBOX_OMNIBOX_VIEW_VIEWS_H_ 7 8#include <string> 9 10#include "base/basictypes.h" 11#include "base/memory/scoped_ptr.h" 12#include "chrome/browser/ui/omnibox/omnibox_view.h" 13#include "chrome/browser/ui/toolbar/toolbar_model.h" 14#include "ui/base/window_open_disposition.h" 15#include "ui/gfx/range/range.h" 16#include "ui/views/controls/textfield/textfield.h" 17#include "ui/views/controls/textfield/textfield_controller.h" 18 19#if defined(OS_CHROMEOS) 20#include "chromeos/ime/input_method_manager.h" 21#endif 22 23class LocationBarView; 24class OmniboxPopupView; 25class Profile; 26 27namespace gfx { 28class RenderText; 29} 30 31namespace ui { 32class OSExchangeData; 33} // namespace ui 34 35// Views-implementation of OmniboxView. 36class OmniboxViewViews 37 : public OmniboxView, 38 public views::Textfield, 39#if defined(OS_CHROMEOS) 40 public 41 chromeos::input_method::InputMethodManager::CandidateWindowObserver, 42#endif 43 public views::TextfieldController { 44 public: 45 // The internal view class name. 46 static const char kViewClassName[]; 47 48 OmniboxViewViews(OmniboxEditController* controller, 49 Profile* profile, 50 CommandUpdater* command_updater, 51 bool popup_window_mode, 52 LocationBarView* location_bar, 53 const gfx::FontList& font_list); 54 virtual ~OmniboxViewViews(); 55 56 // Initialize, create the underlying views, etc. 57 void Init(); 58 59 // Exposes the RenderText for tests. 60#if defined(UNIT_TEST) 61 gfx::RenderText* GetRenderText() { 62 return views::Textfield::GetRenderText(); 63 } 64#endif 65 66 // OmniboxView: 67 virtual void SaveStateToTab(content::WebContents* tab) OVERRIDE; 68 virtual void OnTabChanged(const content::WebContents* web_contents) OVERRIDE; 69 virtual void Update() OVERRIDE; 70 virtual base::string16 GetText() const OVERRIDE; 71 virtual void SetUserText(const base::string16& text, 72 const base::string16& display_text, 73 bool update_popup) OVERRIDE; 74 virtual void SetForcedQuery() OVERRIDE; 75 virtual void GetSelectionBounds( 76 base::string16::size_type* start, 77 base::string16::size_type* end) const OVERRIDE; 78 virtual void SelectAll(bool reversed) OVERRIDE; 79 virtual void RevertAll() OVERRIDE; 80 virtual void SetFocus() OVERRIDE; 81 virtual int GetTextWidth() const OVERRIDE; 82 virtual bool IsImeComposing() const OVERRIDE; 83 84 // views::Textfield: 85 virtual gfx::Size GetMinimumSize() const OVERRIDE; 86 virtual void OnNativeThemeChanged(const ui::NativeTheme* theme) OVERRIDE; 87 virtual void ExecuteCommand(int command_id, int event_flags) OVERRIDE; 88 89 private: 90 FRIEND_TEST_ALL_PREFIXES(OmniboxViewViewsTest, CloseOmniboxPopupOnTextDrag); 91 92 // Update the field with |text| and set the selection. 93 void SetTextAndSelectedRange(const base::string16& text, 94 const gfx::Range& range); 95 96 // Returns the selected text. 97 base::string16 GetSelectedText() const; 98 99 // Paste text from the clipboard into the omnibox. 100 // Textfields implementation of Paste() pastes the contents of the clipboard 101 // as is. We want to strip whitespace and other things (see GetClipboardText() 102 // for details). 103 // It is assumed this is invoked after a call to OnBeforePossibleChange() and 104 // that after invoking this OnAfterPossibleChange() is invoked. 105 void OnPaste(); 106 107 // Handle keyword hint tab-to-search and tabbing through dropdown results. 108 bool HandleEarlyTabActions(const ui::KeyEvent& event); 109 110 // OmniboxView: 111 virtual void SetWindowTextAndCaretPos(const base::string16& text, 112 size_t caret_pos, 113 bool update_popup, 114 bool notify_text_changed) OVERRIDE; 115 virtual bool IsSelectAll() const OVERRIDE; 116 virtual bool DeleteAtEndPressed() OVERRIDE; 117 virtual void UpdatePopup() OVERRIDE; 118 virtual void ApplyCaretVisibility() OVERRIDE; 119 virtual void OnTemporaryTextMaybeChanged( 120 const base::string16& display_text, 121 bool save_original_selection, 122 bool notify_text_changed) OVERRIDE; 123 virtual bool OnInlineAutocompleteTextMaybeChanged( 124 const base::string16& display_text, size_t user_text_length) OVERRIDE; 125 virtual void OnInlineAutocompleteTextCleared() OVERRIDE; 126 virtual void OnRevertTemporaryText() OVERRIDE; 127 virtual void OnBeforePossibleChange() OVERRIDE; 128 virtual bool OnAfterPossibleChange() OVERRIDE; 129 virtual gfx::NativeView GetNativeView() const OVERRIDE; 130 virtual gfx::NativeView GetRelativeWindowForPopup() const OVERRIDE; 131 virtual void SetGrayTextAutocompletion(const base::string16& input) OVERRIDE; 132 virtual base::string16 GetGrayTextAutocompletion() const OVERRIDE; 133 virtual int GetWidth() const OVERRIDE; 134 virtual bool IsImeShowingPopup() const OVERRIDE; 135 virtual void ShowImeIfNeeded() OVERRIDE; 136 virtual void OnMatchOpened(const AutocompleteMatch& match, 137 Profile* profile, 138 content::WebContents* web_contents) const OVERRIDE; 139 virtual int GetOmniboxTextLength() const OVERRIDE; 140 virtual void EmphasizeURLComponents() OVERRIDE; 141 142 // views::Textfield: 143 virtual bool OnKeyReleased(const ui::KeyEvent& event) OVERRIDE; 144 virtual bool IsItemForCommandIdDynamic(int command_id) const OVERRIDE; 145 virtual base::string16 GetLabelForCommandId(int command_id) const OVERRIDE; 146 virtual const char* GetClassName() const OVERRIDE; 147 virtual bool OnMousePressed(const ui::MouseEvent& event) OVERRIDE; 148 virtual bool OnMouseDragged(const ui::MouseEvent& event) OVERRIDE; 149 virtual void OnMouseReleased(const ui::MouseEvent& event) OVERRIDE; 150 virtual bool OnKeyPressed(const ui::KeyEvent& event) OVERRIDE; 151 virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE; 152 virtual void AboutToRequestFocusFromTabTraversal(bool reverse) OVERRIDE; 153 virtual bool SkipDefaultKeyEventProcessing( 154 const ui::KeyEvent& event) OVERRIDE; 155 virtual void GetAccessibleState(ui::AXViewState* state) OVERRIDE; 156 virtual void OnFocus() OVERRIDE; 157 virtual void OnBlur() OVERRIDE; 158 virtual bool IsCommandIdEnabled(int command_id) const OVERRIDE; 159 virtual base::string16 GetSelectionClipboardText() const OVERRIDE; 160 161 // chromeos::input_method::InputMethodManager::CandidateWindowObserver: 162#if defined(OS_CHROMEOS) 163 virtual void CandidateWindowOpened( 164 chromeos::input_method::InputMethodManager* manager) OVERRIDE; 165 virtual void CandidateWindowClosed( 166 chromeos::input_method::InputMethodManager* manager) OVERRIDE; 167#endif 168 169 // views::TextfieldController: 170 virtual void ContentsChanged(views::Textfield* sender, 171 const base::string16& new_contents) OVERRIDE; 172 virtual bool HandleKeyEvent(views::Textfield* sender, 173 const ui::KeyEvent& key_event) OVERRIDE; 174 virtual void OnBeforeUserAction(views::Textfield* sender) OVERRIDE; 175 virtual void OnAfterUserAction(views::Textfield* sender) OVERRIDE; 176 virtual void OnAfterCutOrCopy(ui::ClipboardType clipboard_type) OVERRIDE; 177 virtual void OnWriteDragData(ui::OSExchangeData* data) OVERRIDE; 178 virtual void OnGetDragOperationsForTextfield(int* drag_operations) OVERRIDE; 179 virtual void AppendDropFormats( 180 int* formats, 181 std::set<ui::OSExchangeData::CustomFormat>* custom_formats) OVERRIDE; 182 virtual int OnDrop(const ui::OSExchangeData& data) OVERRIDE; 183 virtual void UpdateContextMenu(ui::SimpleMenuModel* menu_contents) OVERRIDE; 184 185 // When true, the location bar view is read only and also is has a slightly 186 // different presentation (smaller font size). This is used for popups. 187 bool popup_window_mode_; 188 189 scoped_ptr<OmniboxPopupView> popup_view_; 190 191 ToolbarModel::SecurityLevel security_level_; 192 193 // Selection persisted across temporary text changes, like popup suggestions. 194 gfx::Range saved_temporary_selection_; 195 196 // Holds the user's selection across focus changes. There is only a saved 197 // selection if this range IsValid(). 198 gfx::Range saved_selection_for_focus_change_; 199 200 // Tracking state before and after a possible change. 201 base::string16 text_before_change_; 202 gfx::Range sel_before_change_; 203 bool ime_composing_before_change_; 204 205 // Was the delete key pressed with an empty selection at the end of the edit? 206 bool delete_at_end_pressed_; 207 LocationBarView* location_bar_view_; 208 209 // True if the IME candidate window is open. When this is true, we want to 210 // avoid showing the popup. So far, the candidate window is detected only 211 // on Chrome OS. 212 bool ime_candidate_window_open_; 213 214 // Should we select all the text when we see the mouse button get released? 215 // We select in response to a click that focuses the omnibox, but we defer 216 // until release, setting this variable back to false if we saw a drag, to 217 // allow the user to select just a portion of the text. 218 bool select_all_on_mouse_release_; 219 220 // Indicates if we want to select all text in the omnibox when we get a 221 // GESTURE_TAP. We want to select all only when the textfield is not in focus 222 // and gets a tap. So we use this variable to remember focus state before tap. 223 bool select_all_on_gesture_tap_; 224 225 DISALLOW_COPY_AND_ASSIGN(OmniboxViewViews); 226}; 227 228#endif // CHROME_BROWSER_UI_VIEWS_OMNIBOX_OMNIBOX_VIEW_VIEWS_H_ 229