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// Copyright (c) 2009 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.
#import <Cocoa/Cocoa.h>
#import "chrome/browser/cocoa/styled_text_field_cell.h"
#include "base/scoped_nsobject.h"
#include "chrome/browser/cocoa/location_bar_view_mac.h"
// AutocompleteTextFieldCell extends StyledTextFieldCell to provide support for
// certain decorations to be applied to the field. These are the search hint
// ("Type to search" on the right-hand side), the keyword hint ("Press [Tab] to
// search Engine" on the right-hand side), and keyword mode ("Search Engine:" in
// a button-like token on the left-hand side).
@interface AutocompleteTextFieldCell : StyledTextFieldCell {
@private
// Set if there is a string to display in a rounded rect on the
// left-hand side of the field. Exclusive WRT |hintString_|.
scoped_nsobject<NSAttributedString> keywordString_;
// Set if there is a string to display as a hint on the right-hand
// side of the field. Exclusive WRT |keywordString_|;
scoped_nsobject<NSAttributedString> hintString_;
// View showing the state of the SSL connection. Owned by the location bar.
// Display is exclusive WRT the |hintString_| and |keywordString_|.
// This may be NULL during testing.
LocationBarViewMac::SecurityImageView* security_image_view_;
// List of views showing visible Page Actions. Owned by the location bar.
// Display is exclusive WRT the |hintString_| and |keywordString_|.
// This may be NULL during testing.
LocationBarViewMac::PageActionViewList* page_action_views_;
}
// Chooses |partialString| if |width| won't fit |fullString|. Strings
// must be non-nil.
- (void)setKeywordString:(NSString*)fullString
partialString:(NSString*)partialString
availableWidth:(CGFloat)width;
// Chooses |anImage| only if all pieces won't fit w/in |width|.
// Inputs must be non-nil.
- (void)setKeywordHintPrefix:(NSString*)prefixString
image:(NSImage*)anImage
suffix:(NSString*)suffixString
availableWidth:(CGFloat)width;
// Suppresses hint entirely if |aString| won't fit w/in |width|.
// String must be non-nil.
- (void)setSearchHintString:(NSString*)aString
availableWidth:(CGFloat)width;
- (void)clearKeywordAndHint;
- (void)setSecurityImageView:(LocationBarViewMac::SecurityImageView*)view;
- (void)setPageActionViewList:(LocationBarViewMac::PageActionViewList*)list;
// Returns the total number of installed Page Actions, visible or not.
- (size_t)pageActionCount;
// Called when the security icon is visible and clicked. Passed through to the
// security_image_view_ to handle the click (i.e., show the page info dialog).
- (void)onSecurityIconMousePressed;
// Returns the portion of the cell to use for displaying the security (SSL lock)
// icon, leaving space for its label if any.
- (NSRect)securityImageFrameForFrame:(NSRect)cellFrame;
// Returns the portion of the cell to use for displaying the Page Action icon
// at the given index. May be NSZeroRect if the index's action is not visible.
- (NSRect)pageActionFrameForIndex:(size_t)index inFrame:(NSRect)cellFrame;
// Called when the Page Action at the given index, whose icon is drawn in the
// iconFrame, is visible and clicked. Passed through to the list of views to
// handle the click.
- (void)onPageActionMousePressedIn:(NSRect)iconFrame forIndex:(size_t)index;
@end
// Internal methods here exposed for unit testing.
@interface AutocompleteTextFieldCell (UnitTesting)
@property(readonly) NSAttributedString* keywordString;
@property(readonly) NSAttributedString* hintString;
@property(readonly) NSAttributedString* hintIconLabel;
@end
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