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https://github.com/netsurf-browser/netsurf
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102 lines
3.3 KiB
Objective-C
102 lines
3.3 KiB
Objective-C
//
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// PSMTabDragAssistant.h
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// PSMTabBarControl
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//
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// Created by John Pannell on 4/10/06.
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// Copyright 2006 Positive Spin Media. All rights reserved.
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//
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/*
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This class is a sigleton that manages the details of a tab drag and drop. The details were beginning to overwhelm me when keeping all of this in the control and cells :-)
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*/
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#import <Cocoa/Cocoa.h>
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#import "PSMTabBarControl.h"
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#define kPSMTabDragAnimationSteps 8
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@class PSMTabBarCell, PSMTabDragWindowController;
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@interface PSMTabDragAssistant : NSObject {
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PSMTabBarControl *_sourceTabBar;
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PSMTabBarControl *_destinationTabBar;
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NSMutableSet *_participatingTabBars;
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PSMTabBarCell *_draggedCell;
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NSInteger _draggedCellIndex; // for snap back
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BOOL _isDragging;
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// Support for dragging into new windows
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PSMTabDragWindowController *_draggedTab;
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PSMTabDragWindowController *_draggedView;
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NSSize _dragWindowOffset;
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NSTimer *_fadeTimer;
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BOOL _centersDragWindows;
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PSMTabBarTearOffStyle _currentTearOffStyle;
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// Animation
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NSTimer *_animationTimer;
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NSMutableArray *_sineCurveWidths;
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NSPoint _currentMouseLoc;
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PSMTabBarCell *_targetCell;
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}
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// Creation/destruction
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+ (PSMTabDragAssistant *)sharedDragAssistant;
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// Accessors
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- (PSMTabBarControl *)sourceTabBar;
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- (void)setSourceTabBar:(PSMTabBarControl *)tabBar;
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- (PSMTabBarControl *)destinationTabBar;
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- (void)setDestinationTabBar:(PSMTabBarControl *)tabBar;
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- (PSMTabBarCell *)draggedCell;
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- (void)setDraggedCell:(PSMTabBarCell *)cell;
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- (NSInteger)draggedCellIndex;
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- (void)setDraggedCellIndex:(NSInteger)value;
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- (BOOL)isDragging;
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- (void)setIsDragging:(BOOL)value;
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- (NSPoint)currentMouseLoc;
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- (void)setCurrentMouseLoc:(NSPoint)point;
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- (PSMTabBarCell *)targetCell;
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- (void)setTargetCell:(PSMTabBarCell *)cell;
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// Functionality
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- (void)startDraggingCell:(PSMTabBarCell *)cell fromTabBar:(PSMTabBarControl *)control withMouseDownEvent:(NSEvent *)event;
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- (void)draggingEnteredTabBar:(PSMTabBarControl *)control atPoint:(NSPoint)mouseLoc;
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- (void)draggingUpdatedInTabBar:(PSMTabBarControl *)control atPoint:(NSPoint)mouseLoc;
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- (void)draggingExitedTabBar:(PSMTabBarControl *)control;
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- (void)performDragOperation;
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- (void)draggedImageEndedAt:(NSPoint) aPoint operation:(NSDragOperation)operation;
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- (void)finishDrag;
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- (void)draggingBeganAt:(NSPoint)aPoint;
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- (void)draggingMovedTo:(NSPoint)aPoint;
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// Animation
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- (void)animateDrag:(NSTimer *)timer;
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- (void)calculateDragAnimationForTabBar:(PSMTabBarControl *)control;
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// Placeholder
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- (void)distributePlaceholdersInTabBar:(PSMTabBarControl *)control withDraggedCell:(PSMTabBarCell *)cell;
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- (void)distributePlaceholdersInTabBar:(PSMTabBarControl *)control;
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- (void)removeAllPlaceholdersFromTabBar:(PSMTabBarControl *)control;
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@end
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@interface PSMTabBarControl (DragAccessors)
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- (id<PSMTabStyle>)style;
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- (NSMutableArray *)cells;
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- (void)setControlView:(id)view;
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- (id)cellForPoint:(NSPoint) point cellFrame:(NSRectPointer)outFrame;
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- (PSMTabBarCell *)lastVisibleTab;
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- (NSInteger)numberOfVisibleTabs;
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@end
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void CGContextCopyWindowCaptureContentsToRect(void *grafport, CGRect rect, NSInteger cid, NSInteger wid, NSInteger zero);
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OSStatus CGSSetWindowTransform(NSInteger cid, NSInteger wid, CGAffineTransform transform);
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@interface NSApplication (CoreGraphicsUndocumented)
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- (NSInteger)contextID;
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@end
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