| // 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. |
| |
| #ifndef CHROME_BROWSER_UI_COCOA_OMNIBOX_OMNIBOX_VIEW_MAC_H_ |
| #define CHROME_BROWSER_UI_COCOA_OMNIBOX_OMNIBOX_VIEW_MAC_H_ |
| |
| #import <Cocoa/Cocoa.h> |
| |
| #include "base/memory/scoped_ptr.h" |
| #include "base/strings/string16.h" |
| #include "chrome/browser/ui/cocoa/location_bar/autocomplete_text_field.h" |
| #include "chrome/browser/ui/omnibox/omnibox_view.h" |
| |
| class OmniboxPopupView; |
| |
| namespace ui { |
| class Clipboard; |
| } |
| |
| // Implements OmniboxView on an AutocompleteTextField. |
| class OmniboxViewMac : public OmniboxView, |
| public AutocompleteTextFieldObserver { |
| public: |
| OmniboxViewMac(OmniboxEditController* controller, |
| Profile* profile, |
| CommandUpdater* command_updater, |
| AutocompleteTextField* field); |
| virtual ~OmniboxViewMac(); |
| |
| // OmniboxView: |
| virtual void SaveStateToTab(content::WebContents* tab) OVERRIDE; |
| virtual void OnTabChanged(const content::WebContents* web_contents) OVERRIDE; |
| virtual void Update() OVERRIDE; |
| virtual void OpenMatch(const AutocompleteMatch& match, |
| WindowOpenDisposition disposition, |
| const GURL& alternate_nav_url, |
| const base::string16& pasted_text, |
| size_t selected_line) OVERRIDE; |
| virtual base::string16 GetText() const OVERRIDE; |
| virtual void SetWindowTextAndCaretPos(const base::string16& text, |
| size_t caret_pos, |
| bool update_popup, |
| bool notify_text_changed) OVERRIDE; |
| virtual void SetForcedQuery() OVERRIDE; |
| virtual bool IsSelectAll() const OVERRIDE; |
| virtual bool DeleteAtEndPressed() OVERRIDE; |
| virtual void GetSelectionBounds( |
| base::string16::size_type* start, |
| base::string16::size_type* end) const OVERRIDE; |
| virtual void SelectAll(bool reversed) OVERRIDE; |
| virtual void RevertAll() OVERRIDE; |
| virtual void UpdatePopup() OVERRIDE; |
| virtual void CloseOmniboxPopup() OVERRIDE; |
| virtual void SetFocus() OVERRIDE; |
| virtual void ApplyCaretVisibility() OVERRIDE; |
| virtual void OnTemporaryTextMaybeChanged( |
| const base::string16& display_text, |
| bool save_original_selection, |
| bool notify_text_changed) OVERRIDE; |
| virtual bool OnInlineAutocompleteTextMaybeChanged( |
| const base::string16& display_text, size_t user_text_length) OVERRIDE; |
| virtual void OnInlineAutocompleteTextCleared() OVERRIDE; |
| virtual void OnRevertTemporaryText() OVERRIDE; |
| virtual void OnBeforePossibleChange() OVERRIDE; |
| virtual bool OnAfterPossibleChange() OVERRIDE; |
| virtual gfx::NativeView GetNativeView() const OVERRIDE; |
| virtual gfx::NativeView GetRelativeWindowForPopup() const OVERRIDE; |
| virtual void SetGrayTextAutocompletion(const base::string16& input) OVERRIDE; |
| virtual base::string16 GetGrayTextAutocompletion() const OVERRIDE; |
| virtual int GetTextWidth() const OVERRIDE; |
| virtual int GetWidth() const OVERRIDE; |
| virtual bool IsImeComposing() const OVERRIDE; |
| |
| // Implement the AutocompleteTextFieldObserver interface. |
| virtual NSRange SelectionRangeForProposedRange( |
| NSRange proposed_range) OVERRIDE; |
| virtual void OnControlKeyChanged(bool pressed) OVERRIDE; |
| virtual bool CanCopy() OVERRIDE; |
| virtual void CopyToPasteboard(NSPasteboard* pboard) OVERRIDE; |
| virtual bool ShouldEnableShowURL() OVERRIDE; |
| virtual void ShowURL() OVERRIDE; |
| virtual void OnPaste() OVERRIDE; |
| virtual bool CanPasteAndGo() OVERRIDE; |
| virtual int GetPasteActionStringId() OVERRIDE; |
| virtual void OnPasteAndGo() OVERRIDE; |
| virtual void OnFrameChanged() OVERRIDE; |
| virtual void ClosePopup() OVERRIDE; |
| virtual void OnDidBeginEditing() OVERRIDE; |
| virtual void OnBeforeChange() OVERRIDE; |
| virtual void OnDidChange() OVERRIDE; |
| virtual void OnDidEndEditing() OVERRIDE; |
| virtual bool OnDoCommandBySelector(SEL cmd) OVERRIDE; |
| virtual void OnSetFocus(bool control_down) OVERRIDE; |
| virtual void OnKillFocus() OVERRIDE; |
| virtual void OnMouseDown(NSInteger button_number) OVERRIDE; |
| virtual bool ShouldSelectAllOnMouseDown() OVERRIDE; |
| |
| // Helper for LocationBarViewMac. Optionally selects all in |field_|. |
| void FocusLocation(bool select_all); |
| |
| // Helper to get the font to use in the field, exposed for the |
| // popup. |
| // The style parameter specifies the new style for the font, and is a |
| // bitmask of the values: BOLD, ITALIC and UNDERLINE (see ui/gfx/font.h). |
| static NSFont* GetFieldFont(int style); |
| |
| // If |resource_id| has a PDF image which can be used, return it. |
| // Otherwise return the PNG image from the resource bundle. |
| static NSImage* ImageForResource(int resource_id); |
| |
| // Color used to draw suggest text. |
| static NSColor* SuggestTextColor(); |
| |
| AutocompleteTextField* field() const { return field_; } |
| |
| private: |
| // Called when the user hits backspace in |field_|. Checks whether |
| // keyword search is being terminated. Returns true if the |
| // backspace should be intercepted (not forwarded on to the standard |
| // machinery). |
| bool OnBackspacePressed(); |
| |
| // Returns the field's currently selected range. Only valid if the |
| // field has focus. |
| NSRange GetSelectedRange() const; |
| |
| // Returns the field's currently marked range. Only valid if the field has |
| // focus. |
| NSRange GetMarkedRange() const; |
| |
| // Returns true if |field_| is first-responder in the window. Used |
| // in various DCHECKS to make sure code is running in appropriate |
| // situations. |
| bool IsFirstResponder() const; |
| |
| // If |model_| believes it has focus, grab focus if needed and set |
| // the selection to |range|. Otherwise does nothing. |
| void SetSelectedRange(const NSRange range); |
| |
| // Update the field with |display_text| and highlight the host and scheme (if |
| // it's an URL or URL-fragment). Resets any suggest text that may be present. |
| void SetText(const base::string16& display_text); |
| |
| // Internal implementation of SetText. Does not reset the suggest text before |
| // setting the display text. Most callers should use |SetText()| instead. |
| void SetTextInternal(const base::string16& display_text); |
| |
| // Update the field with |display_text| and set the selection. |
| void SetTextAndSelectedRange(const base::string16& display_text, |
| const NSRange range); |
| |
| // Pass the current content of |field_| to SetText(), maintaining |
| // any selection. Named to be consistent with GTK and Windows, |
| // though here we cannot really do the in-place operation they do. |
| virtual void EmphasizeURLComponents() OVERRIDE; |
| |
| // Calculates text attributes according to |display_text| and applies them |
| // to the given |as| object. |
| void ApplyTextAttributes(const base::string16& display_text, |
| NSMutableAttributedString* as); |
| |
| // Return the number of UTF-16 units in the current buffer, excluding the |
| // suggested text. |
| virtual int GetOmniboxTextLength() const OVERRIDE; |
| NSUInteger GetTextLength() const; |
| |
| // Returns true if the caret is at the end of the content. |
| bool IsCaretAtEnd() const; |
| |
| scoped_ptr<OmniboxPopupView> popup_view_; |
| |
| AutocompleteTextField* field_; // owned by tab controller |
| |
| // Selection at the point where the user started using the |
| // arrows to move around in the popup. |
| NSRange saved_temporary_selection_; |
| |
| // Tracking state before and after a possible change for reporting |
| // to model_. |
| NSRange selection_before_change_; |
| base::string16 text_before_change_; |
| NSRange marked_range_before_change_; |
| |
| // Was delete pressed? |
| bool delete_was_pressed_; |
| |
| // Was the delete key pressed with an empty selection at the end of the edit? |
| bool delete_at_end_pressed_; |
| |
| base::string16 suggest_text_; |
| |
| // State used to coalesce changes to text and selection to avoid drawing |
| // transient state. |
| bool in_coalesced_update_block_; |
| bool do_coalesced_text_update_; |
| base::string16 coalesced_text_update_; |
| bool do_coalesced_range_update_; |
| NSRange coalesced_range_update_; |
| |
| DISALLOW_COPY_AND_ASSIGN(OmniboxViewMac); |
| }; |
| |
| #endif // CHROME_BROWSER_UI_COCOA_OMNIBOX_OMNIBOX_VIEW_MAC_H_ |