1 // Copyright (c) 2010 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_COCOA_EXTENSIONS_BROWSER_ACTIONS_CONTAINER_VIEW_ 6 #define CHROME_BROWSER_UI_COCOA_EXTENSIONS_BROWSER_ACTIONS_CONTAINER_VIEW_ 7 8 #import <Cocoa/Cocoa.h> 9 10 // Sent when a user-initiated drag to resize the container is initiated. 11 extern NSString* const kBrowserActionGrippyDragStartedNotification; 12 13 // Sent when a user-initiated drag is resizing the container. 14 extern NSString* const kBrowserActionGrippyDraggingNotification; 15 16 // Sent when a user-initiated drag to resize the container has finished. 17 extern NSString* const kBrowserActionGrippyDragFinishedNotification; 18 19 // The view that encompasses the Browser Action buttons in the toolbar and 20 // provides mechanisms for resizing. 21 @interface BrowserActionsContainerView : NSView { 22 @private 23 // The frame encompasing the grippy used for resizing the container. 24 NSRect grippyRect_; 25 26 // The end frame of the animation currently running for this container or 27 // NSZeroRect if none is in progress. 28 NSRect animationEndFrame_; 29 30 // Used to cache the original position within the container that initiated the 31 // drag. 32 NSPoint initialDragPoint_; 33 34 // Used to cache the previous x-pos of the frame rect for resizing purposes. 35 CGFloat lastXPos_; 36 37 // The maximum width of the container. 38 CGFloat maxWidth_; 39 40 // Whether the container is currently being resized by the user. 41 BOOL userIsResizing_; 42 43 // Whether the user can resize this at all. Resizing is disabled in incognito 44 // mode since any changes done in incognito mode are not saved anyway, and 45 // also to avoid a crash. http://crbug.com/42848 46 BOOL resizable_; 47 48 // Whether the user is allowed to drag the grippy to the left. NO if all 49 // extensions are shown or the location bar has hit its minimum width (handled 50 // within toolbar_controller.mm). 51 BOOL canDragLeft_; 52 53 // Whether the user is allowed to drag the grippy to the right. NO if all 54 // extensions are hidden. 55 BOOL canDragRight_; 56 57 // When the left grippy is pinned, resizing the window has no effect on its 58 // position. This prevents it from overlapping with other elements as well 59 // as letting the container expand when the window is going from super small 60 // to large. 61 BOOL grippyPinned_; 62 } 63 64 // Resizes the container to the given ideal width, adjusting the |lastXPos_| so 65 // that |resizeDeltaX| is accurate. 66 - (void)resizeToWidth:(CGFloat)width animate:(BOOL)animate; 67 68 // Returns the change in the x-pos of the frame rect during resizing. Meant to 69 // be queried when a NSViewFrameDidChangeNotification is fired to determine 70 // placement of surrounding elements. 71 - (CGFloat)resizeDeltaX; 72 73 @property(nonatomic, readonly) NSRect animationEndFrame; 74 @property(nonatomic) BOOL canDragLeft; 75 @property(nonatomic) BOOL canDragRight; 76 @property(nonatomic) BOOL grippyPinned; 77 @property(nonatomic,getter=isResizable) BOOL resizable; 78 @property(nonatomic) CGFloat maxWidth; 79 @property(readonly, nonatomic) BOOL userIsResizing; 80 81 @end 82 83 #endif // CHROME_BROWSER_UI_COCOA_EXTENSIONS_BROWSER_ACTIONS_CONTAINER_VIEW_ 84