omnibox_view_views.h revision effb81e5f8246d0db0270817048dc992db66e9fb
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/animation/animation_delegate.h" 16#include "ui/gfx/range/range.h" 17#include "ui/views/controls/textfield/textfield.h" 18#include "ui/views/controls/textfield/textfield_controller.h" 19 20#if defined(OS_CHROMEOS) 21#include "chromeos/ime/input_method_manager.h" 22#endif 23 24class LocationBarView; 25class OmniboxPopupView; 26class Profile; 27 28namespace gfx { 29class SlideAnimation; 30} 31 32namespace ui { 33class OSExchangeData; 34} // namespace ui 35 36// Views-implementation of OmniboxView, based on the gtk implementation. 37class OmniboxViewViews 38 : public views::Textfield, 39 public OmniboxView, 40 public gfx::AnimationDelegate, 41#if defined(OS_CHROMEOS) 42 public 43 chromeos::input_method::InputMethodManager::CandidateWindowObserver, 44#endif 45 public views::TextfieldController { 46 public: 47 // The internal view class name. 48 static const char kViewClassName[]; 49 50 OmniboxViewViews(OmniboxEditController* controller, 51 Profile* profile, 52 CommandUpdater* command_updater, 53 bool popup_window_mode, 54 LocationBarView* location_bar, 55 const gfx::FontList& font_list); 56 virtual ~OmniboxViewViews(); 57 58 // Initialize, create the underlying views, etc; 59 void Init(); 60 61 // Starts an animation that fades in the entire OmniboxView. 62 void FadeIn(); 63 64 // views::Textfield: 65 virtual const char* GetClassName() const OVERRIDE; 66 virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE; 67 virtual bool OnMousePressed(const ui::MouseEvent& event) OVERRIDE; 68 virtual bool OnMouseDragged(const ui::MouseEvent& event) OVERRIDE; 69 virtual void OnMouseReleased(const ui::MouseEvent& event) OVERRIDE; 70 virtual bool OnKeyPressed(const ui::KeyEvent& event) OVERRIDE; 71 virtual bool OnKeyReleased(const ui::KeyEvent& event) OVERRIDE; 72 virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE; 73 virtual void AboutToRequestFocusFromTabTraversal(bool reverse) OVERRIDE; 74 virtual bool SkipDefaultKeyEventProcessing( 75 const ui::KeyEvent& event) OVERRIDE; 76 virtual void GetAccessibleState(ui::AXViewState* state) OVERRIDE; 77 virtual void OnFocus() OVERRIDE; 78 virtual void OnBlur() OVERRIDE; 79 virtual base::string16 GetSelectionClipboardText() const OVERRIDE; 80 81 // OmniboxView: 82 virtual void SaveStateToTab(content::WebContents* tab) OVERRIDE; 83 virtual void OnTabChanged(const content::WebContents* web_contents) OVERRIDE; 84 virtual void Update() OVERRIDE; 85 virtual base::string16 GetText() const OVERRIDE; 86 virtual void SetUserText(const base::string16& text, 87 const base::string16& display_text, 88 bool update_popup) OVERRIDE; 89 virtual void SetWindowTextAndCaretPos(const base::string16& text, 90 size_t caret_pos, 91 bool update_popup, 92 bool notify_text_changed) OVERRIDE; 93 virtual void SetForcedQuery() OVERRIDE; 94 virtual bool IsSelectAll() const OVERRIDE; 95 virtual bool DeleteAtEndPressed() OVERRIDE; 96 virtual void GetSelectionBounds( 97 base::string16::size_type* start, 98 base::string16::size_type* end) const OVERRIDE; 99 virtual void SelectAll(bool reversed) OVERRIDE; 100 virtual void RevertAll() OVERRIDE; 101 virtual void UpdatePopup() OVERRIDE; 102 virtual void SetFocus() OVERRIDE; 103 virtual void ApplyCaretVisibility() OVERRIDE; 104 virtual void OnTemporaryTextMaybeChanged( 105 const base::string16& display_text, 106 bool save_original_selection, 107 bool notify_text_changed) OVERRIDE; 108 virtual bool OnInlineAutocompleteTextMaybeChanged( 109 const base::string16& display_text, size_t user_text_length) OVERRIDE; 110 virtual void OnInlineAutocompleteTextCleared() OVERRIDE; 111 virtual void OnRevertTemporaryText() OVERRIDE; 112 virtual void OnBeforePossibleChange() OVERRIDE; 113 virtual bool OnAfterPossibleChange() OVERRIDE; 114 virtual gfx::NativeView GetNativeView() const OVERRIDE; 115 virtual gfx::NativeView GetRelativeWindowForPopup() const OVERRIDE; 116 virtual void SetGrayTextAutocompletion(const base::string16& input) OVERRIDE; 117 virtual base::string16 GetGrayTextAutocompletion() const OVERRIDE; 118 virtual int GetTextWidth() const OVERRIDE; 119 virtual int GetWidth() const OVERRIDE; 120 virtual bool IsImeComposing() const OVERRIDE; 121 virtual bool IsImeShowingPopup() const OVERRIDE; 122 virtual void ShowImeIfNeeded() OVERRIDE; 123 virtual void OnMatchOpened(const AutocompleteMatch& match, 124 Profile* profile, 125 content::WebContents* web_contents) const OVERRIDE; 126 virtual bool IsCommandIdEnabled(int command_id) const OVERRIDE; 127 virtual bool IsItemForCommandIdDynamic(int command_id) const OVERRIDE; 128 virtual base::string16 GetLabelForCommandId(int command_id) const OVERRIDE; 129 virtual void ExecuteCommand(int command_id, int event_flags) OVERRIDE; 130 131 // gfx::AnimationDelegate: 132 virtual void AnimationProgressed(const gfx::Animation* animation) OVERRIDE; 133 virtual void AnimationEnded(const gfx::Animation* animation) OVERRIDE; 134 135 // views::TextfieldController: 136 virtual void ContentsChanged(views::Textfield* sender, 137 const base::string16& new_contents) OVERRIDE; 138 virtual bool HandleKeyEvent(views::Textfield* sender, 139 const ui::KeyEvent& key_event) OVERRIDE; 140 virtual void OnBeforeUserAction(views::Textfield* sender) OVERRIDE; 141 virtual void OnAfterUserAction(views::Textfield* sender) OVERRIDE; 142 virtual void OnAfterCutOrCopy() OVERRIDE; 143 virtual void OnWriteDragData(ui::OSExchangeData* data) OVERRIDE; 144 virtual void OnGetDragOperationsForTextfield(int* drag_operations) OVERRIDE; 145 virtual void AppendDropFormats( 146 int* formats, 147 std::set<ui::OSExchangeData::CustomFormat>* custom_formats) OVERRIDE; 148 virtual int OnDrop(const ui::OSExchangeData& data) OVERRIDE; 149 virtual void UpdateContextMenu(ui::SimpleMenuModel* menu_contents) OVERRIDE; 150 151#if defined(OS_CHROMEOS) 152 // chromeos::input_method::InputMethodManager::CandidateWindowObserver: 153 virtual void CandidateWindowOpened( 154 chromeos::input_method::InputMethodManager* manager) OVERRIDE; 155 virtual void CandidateWindowClosed( 156 chromeos::input_method::InputMethodManager* manager) OVERRIDE; 157#endif 158 159 private: 160 // Return the number of characers in the current buffer. 161 virtual int GetOmniboxTextLength() const OVERRIDE; 162 163 // Try to parse the current text as a URL and colorize the components. 164 virtual void EmphasizeURLComponents() OVERRIDE; 165 166 // Update the field with |text| and set the selection. 167 void SetTextAndSelectedRange(const base::string16& text, 168 const gfx::Range& range); 169 170 // Returns the selected text. 171 base::string16 GetSelectedText() const; 172 173 // Paste text from the clipboard into the omnibox. 174 // Textfields implementation of Paste() pastes the contents of the clipboard 175 // as is. We want to strip whitespace and other things (see GetClipboardText() 176 // for details). 177 // It is assumed this is invoked after a call to OnBeforePossibleChange() and 178 // that after invoking this OnAfterPossibleChange() is invoked. 179 void OnPaste(); 180 181 // Handle keyword hint tab-to-search and tabbing through dropdown results. 182 bool HandleEarlyTabActions(const ui::KeyEvent& event); 183 184 // When true, the location bar view is read only and also is has a slightly 185 // different presentation (smaller font size). This is used for popups. 186 bool popup_window_mode_; 187 188 scoped_ptr<OmniboxPopupView> popup_view_; 189 190 ToolbarModel::SecurityLevel security_level_; 191 192 // Selection persisted across temporary text changes, like popup suggestions. 193 gfx::Range saved_temporary_selection_; 194 195 // Holds the user's selection across focus changes. There is only a saved 196 // selection if this range IsValid(). 197 gfx::Range saved_selection_for_focus_change_; 198 199 // Tracking state before and after a possible change. 200 base::string16 text_before_change_; 201 gfx::Range sel_before_change_; 202 bool ime_composing_before_change_; 203 204 // Was the delete key pressed with an empty selection at the end of the edit? 205 bool delete_at_end_pressed_; 206 LocationBarView* location_bar_view_; 207 208 // True if the IME candidate window is open. When this is true, we want to 209 // avoid showing the popup. So far, the candidate window is detected only 210 // on Chrome OS. 211 bool ime_candidate_window_open_; 212 213 // Should we select all the text when we see the mouse button get released? 214 // We select in response to a click that focuses the omnibox, but we defer 215 // until release, setting this variable back to false if we saw a drag, to 216 // allow the user to select just a portion of the text. 217 bool select_all_on_mouse_release_; 218 219 // Indicates if we want to select all text in the omnibox when we get a 220 // GESTURE_TAP. We want to select all only when the textfield is not in focus 221 // and gets a tap. So we use this variable to remember focus state before tap. 222 bool select_all_on_gesture_tap_; 223 224 scoped_ptr<gfx::SlideAnimation> fade_in_animation_; 225 226 DISALLOW_COPY_AND_ASSIGN(OmniboxViewViews); 227}; 228 229#endif // CHROME_BROWSER_UI_VIEWS_OMNIBOX_OMNIBOX_VIEW_VIEWS_H_ 230