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| 1 // Copyright 2013 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 UI_APP_LIST_COCOA_APP_LIST_PAGER_VIEW_H_ | |
| 6 #define UI_APP_LIST_COCOA_APP_LIST_PAGER_VIEW_H_ | |
| 7 | |
| 8 #import <Cocoa/Cocoa.h> | |
| 9 | |
| 10 #import "ui/base/cocoa/tracking_area.h" | |
| 11 | |
| 12 @class AppListPagerView; | |
| 13 | |
| 14 // Delegate to obtain the visible portion of a page and respond to clicks. | |
| 15 @protocol AppListPagerDelegate<NSObject> | |
| 16 | |
| 17 // Returns the portion of a page that is visible, in the range (-1.0, 1.0]. | |
| 18 // Positive indicates the left side is visible, negative indicates the right. | |
| 19 - (CGFloat)visiblePortionOfPage:(int)page; | |
| 20 | |
| 21 // Invoked when the pager is clicked. | |
| 22 - (void)onPagerClicked:(AppListPagerView*)sender; | |
| 23 | |
| 24 @end | |
| 25 | |
| 26 // AppListPagerView draws a button strip with buttons representing pages, and a | |
| 27 // highlight that mirrors the visible portion of the page. | |
| 28 @interface AppListPagerView : NSSegmentedControl { | |
| 29 @private | |
| 30 // Used to auto-select a segment on hover. | |
| 31 ui::ScopedCrTrackingArea trackingArea_; | |
| 32 | |
| 33 // The segment currently highlighted with a mouse hover, or -1 for none. | |
| 34 NSInteger hoveredSegment_; | |
| 35 } | |
| 36 | |
| 37 // Returns -1 if |locationInWindow| is not over a segment. Otherwise returns the | |
| 38 // segment index and highlights it. | |
| 39 - (NSInteger)findAndHighlightSegmentAtLocation:(NSPoint)locationInWindow; | |
| 40 | |
| 41 @end | |
| 42 | |
| 43 #endif // UI_APP_LIST_COCOA_APP_LIST_PAGER_VIEW_H_ | |
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Chromium Code Reviews
Issue 2131463002:
Purge the App Launcher code from Mac (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master