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| 1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CHROME_BROWSER_UI_COCOA_TAB_CONTENTS_OVERLAYABLE_CONTENTS_CONTROLLER_H_ | 5 #ifndef CHROME_BROWSER_UI_COCOA_TAB_CONTENTS_OVERLAYABLE_CONTENTS_CONTROLLER_H_ |
| 6 #define CHROME_BROWSER_UI_COCOA_TAB_CONTENTS_OVERLAYABLE_CONTENTS_CONTROLLER_H_ | 6 #define CHROME_BROWSER_UI_COCOA_TAB_CONTENTS_OVERLAYABLE_CONTENTS_CONTROLLER_H_ |
| 7 | 7 |
| 8 #import <Cocoa/Cocoa.h> | 8 #import <Cocoa/Cocoa.h> |
| 9 | 9 |
| 10 #include "base/memory/scoped_nsobject.h" | 10 #include "base/mac/scoped_nsobject.h" |
| 11 #include "base/memory/scoped_ptr.h" | 11 #include "base/memory/scoped_ptr.h" |
| 12 #include "chrome/common/instant_types.h" | 12 #include "chrome/common/instant_types.h" |
| 13 | 13 |
| 14 class Browser; | 14 class Browser; |
| 15 @class BrowserWindowController; | 15 @class BrowserWindowController; |
| 16 class InstantOverlayControllerMac; | 16 class InstantOverlayControllerMac; |
| 17 | 17 |
| 18 namespace content { | 18 namespace content { |
| 19 class WebContents; | 19 class WebContents; |
| 20 } | 20 } |
| 21 | 21 |
| 22 // OverlayableContentsController manages the display of up to two tab contents | 22 // OverlayableContentsController manages the display of up to two tab contents |
| 23 // views. It is primarily for use with Instant results. This class supports the | 23 // views. It is primarily for use with Instant results. This class supports the |
| 24 // notion of an "active" view vs. an "overlay" tab contents view. | 24 // notion of an "active" view vs. an "overlay" tab contents view. |
| 25 // | 25 // |
| 26 // The "active" view is a container view that can be retrieved using | 26 // The "active" view is a container view that can be retrieved using |
| 27 // |-activeContainer|. Its contents are meant to be managed by an external | 27 // |-activeContainer|. Its contents are meant to be managed by an external |
| 28 // class. | 28 // class. |
| 29 // | 29 // |
| 30 // The "overlay" can be set using |-showOverlay:| and |-hideOverlay|. When an | 30 // The "overlay" can be set using |-showOverlay:| and |-hideOverlay|. When an |
| 31 // overlay is set, the active view is hidden (but stays in the view hierarchy). | 31 // overlay is set, the active view is hidden (but stays in the view hierarchy). |
| 32 // When the overlay is removed, the active view is reshown. | 32 // When the overlay is removed, the active view is reshown. |
| 33 @interface OverlayableContentsController : NSViewController { | 33 @interface OverlayableContentsController : NSViewController { |
| 34 @private | 34 @private |
| 35 // Container view for the "active" contents. | 35 // Container view for the "active" contents. |
| 36 scoped_nsobject<NSView> activeContainer_; | 36 base::scoped_nsobject<NSView> activeContainer_; |
| 37 | 37 |
| 38 // The overlay WebContents. Will be NULL if no overlay is currently showing. | 38 // The overlay WebContents. Will be NULL if no overlay is currently showing. |
| 39 content::WebContents* overlayContents_; // weak | 39 content::WebContents* overlayContents_; // weak |
| 40 | 40 |
| 41 // C++ bridge to the Instant model change interface. | 41 // C++ bridge to the Instant model change interface. |
| 42 scoped_ptr<InstantOverlayControllerMac> instantOverlayController_; | 42 scoped_ptr<InstantOverlayControllerMac> instantOverlayController_; |
| 43 | 43 |
| 44 // The desired height of the overlay and units. | 44 // The desired height of the overlay and units. |
| 45 CGFloat overlayHeight_; | 45 CGFloat overlayHeight_; |
| 46 InstantSizeUnits overlayHeightUnits_; | 46 InstantSizeUnits overlayHeightUnits_; |
| 47 | 47 |
| 48 // If true then a shadow is drawn below the overlay. This is used to make the | 48 // If true then a shadow is drawn below the overlay. This is used to make the |
| 49 // overlay "float" over the tab's web contents. | 49 // overlay "float" over the tab's web contents. |
| 50 BOOL drawDropShadow_; | 50 BOOL drawDropShadow_; |
| 51 | 51 |
| 52 // View responsible for drawing a drop shadow. | 52 // View responsible for drawing a drop shadow. |
| 53 scoped_nsobject<NSView> dropShadowView_; | 53 base::scoped_nsobject<NSView> dropShadowView_; |
| 54 | 54 |
| 55 // View responsible for drawing a separator at the top. The separator is | 55 // View responsible for drawing a separator at the top. The separator is |
| 56 // only visible when the overlay is positioned right next to the omnibox. | 56 // only visible when the overlay is positioned right next to the omnibox. |
| 57 scoped_nsobject<NSView> topSeparatorView_; | 57 base::scoped_nsobject<NSView> topSeparatorView_; |
| 58 | 58 |
| 59 BrowserWindowController* windowController_; | 59 BrowserWindowController* windowController_; |
| 60 | 60 |
| 61 // The vertical offset between the top of the view and the active container. | 61 // The vertical offset between the top of the view and the active container. |
| 62 // This is used to push the active container below the bookmark bar. Normally | 62 // This is used to push the active container below the bookmark bar. Normally |
| 63 // this is set to the height of the bookmark bar so that the bookmark bar is | 63 // this is set to the height of the bookmark bar so that the bookmark bar is |
| 64 // not obscured. | 64 // not obscured. |
| 65 CGFloat activeContainerOffset_; | 65 CGFloat activeContainerOffset_; |
| 66 | 66 |
| 67 // The vertical offset between the top of the view and the overlay. This is | 67 // The vertical offset between the top of the view and the overlay. This is |
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| 95 // Returns YES if the overlay contents is currently showing. | 95 // Returns YES if the overlay contents is currently showing. |
| 96 - (BOOL)isShowingOverlay; | 96 - (BOOL)isShowingOverlay; |
| 97 | 97 |
| 98 - (InstantOverlayControllerMac*)instantOverlayController; | 98 - (InstantOverlayControllerMac*)instantOverlayController; |
| 99 | 99 |
| 100 - (void)activeContentsCompositingIOSurfaceCreated; | 100 - (void)activeContentsCompositingIOSurfaceCreated; |
| 101 | 101 |
| 102 @end | 102 @end |
| 103 | 103 |
| 104 #endif // CHROME_BROWSER_UI_COCOA_TAB_CONTENTS_OVERLAYABLE_CONTENTS_CONTROLLER_
H_ | 104 #endif // CHROME_BROWSER_UI_COCOA_TAB_CONTENTS_OVERLAYABLE_CONTENTS_CONTROLLER_
H_ |
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