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//
// PSMTabBarControl.h
// PSMTabBarControl
//
// Created by John Pannell on 10/13/05.
// Copyright 2005 Positive Spin Media. All rights reserved.
//
/*
This view provides a control interface to manage a regular NSTabView. It looks and works like the tabbed browsing interface of many popular browsers.
*/
#import <Cocoa/Cocoa.h>
#define PSMTabDragDidEndNotification @"PSMTabDragDidEndNotification"
#define PSMTabDragDidBeginNotification @"PSMTabDragDidBeginNotification"
#define kPSMTabBarControlHeight 22
// internal cell border
#define MARGIN_X 6
#define MARGIN_Y 3
// padding between objects
#define kPSMTabBarCellPadding 4
// fixed size objects
#define kPSMMinimumTitleWidth 30
#define kPSMTabBarIndicatorWidth 16.0
#define kPSMTabBarIconWidth 16.0
#define kPSMHideAnimationSteps 3.0
// Value used in _currentStep to indicate that resizing operation is not in progress
#define kPSMIsNotBeingResized -1
// Value used in _currentStep when a resizing operation has just been started
#define kPSMStartResizeAnimation 0
@class PSMOverflowPopUpButton;
@class PSMRolloverButton;
@class PSMTabBarCell;
@class PSMTabBarController;
@protocol PSMTabStyle;
typedef enum {
PSMTabBarHorizontalOrientation,
PSMTabBarVerticalOrientation
} PSMTabBarOrientation;
typedef enum {
PSMTabBarTearOffAlphaWindow,
PSMTabBarTearOffMiniwindow
} PSMTabBarTearOffStyle;
enum {
PSMTab_SelectedMask = 1 << 1,
PSMTab_LeftIsSelectedMask = 1 << 2,
PSMTab_RightIsSelectedMask = 1 << 3,
PSMTab_PositionLeftMask = 1 << 4,
PSMTab_PositionMiddleMask = 1 << 5,
PSMTab_PositionRightMask = 1 << 6,
PSMTab_PositionSingleMask = 1 << 7,
};
@interface PSMTabBarControl : NSControl {
// control basics
NSMutableArray *_cells; // the cells that draw the tabs
IBOutlet NSTabView *tabView; // the tab view being navigated
PSMOverflowPopUpButton *_overflowPopUpButton; // for too many tabs
PSMRolloverButton *_addTabButton;
PSMTabBarController *_controller;
// Spring-loading.
NSTimer *_springTimer;
NSTabViewItem *_tabViewItemWithSpring;
// drawing style
id<PSMTabStyle> style;
BOOL _canCloseOnlyTab;
BOOL _disableTabClose;
BOOL _hideForSingleTab;
BOOL _showAddTabButton;
BOOL _sizeCellsToFit;
BOOL _useOverflowMenu;
BOOL _alwaysShowActiveTab;
BOOL _allowsScrubbing;
NSInteger _resizeAreaCompensation;
PSMTabBarOrientation _orientation;
BOOL _automaticallyAnimates;
NSTimer *_animationTimer;
PSMTabBarTearOffStyle _tearOffStyle;
// behavior
BOOL _allowsBackgroundTabClosing;
BOOL _selectsTabsOnMouseDown;
// vertical tab resizing
BOOL _allowsResizing;
BOOL _resizing;
// cell width
NSInteger _cellMinWidth;
NSInteger _cellMaxWidth;
NSInteger _cellOptimumWidth;
// animation for hide/show
NSInteger _currentStep;
BOOL _isHidden;
IBOutlet id partnerView; // gets resized when hide/show
BOOL _awakenedFromNib;
NSInteger _tabBarWidth;
NSTimer *_showHideAnimationTimer;
// drag and drop
NSEvent *_lastMouseDownEvent; // keep this for dragging reference
BOOL _didDrag;
BOOL _closeClicked;
// MVC help
IBOutlet id delegate;
}
// control characteristics
+ (NSBundle *)bundle;
- (CGFloat)availableCellWidth;
- (NSRect)genericCellRect;
// control configuration
- (PSMTabBarOrientation)orientation;
- (void)setOrientation:(PSMTabBarOrientation)value;
- (BOOL)canCloseOnlyTab;
- (void)setCanCloseOnlyTab:(BOOL)value;
- (BOOL)disableTabClose;
- (void)setDisableTabClose:(BOOL)value;
- (id<PSMTabStyle>)style;
- (void)setStyle:(id<PSMTabStyle>)newStyle;
- (NSString *)styleName;
- (void)setStyleNamed:(NSString *)name;
- (BOOL)hideForSingleTab;
- (void)setHideForSingleTab:(BOOL)value;
- (BOOL)showAddTabButton;
- (void)setShowAddTabButton:(BOOL)value;
- (NSInteger)cellMinWidth;
- (void)setCellMinWidth:(NSInteger)value;
- (NSInteger)cellMaxWidth;
- (void)setCellMaxWidth:(NSInteger)value;
- (NSInteger)cellOptimumWidth;
- (void)setCellOptimumWidth:(NSInteger)value;
- (BOOL)sizeCellsToFit;
- (void)setSizeCellsToFit:(BOOL)value;
- (BOOL)useOverflowMenu;
- (void)setUseOverflowMenu:(BOOL)value;
- (BOOL)allowsBackgroundTabClosing;
- (void)setAllowsBackgroundTabClosing:(BOOL)value;
- (BOOL)allowsResizing;
- (void)setAllowsResizing:(BOOL)value;
- (BOOL)selectsTabsOnMouseDown;
- (void)setSelectsTabsOnMouseDown:(BOOL)value;
- (BOOL)automaticallyAnimates;
- (void)setAutomaticallyAnimates:(BOOL)value;
- (BOOL)alwaysShowActiveTab;
- (void)setAlwaysShowActiveTab:(BOOL)value;
- (BOOL)allowsScrubbing;
- (void)setAllowsScrubbing:(BOOL)value;
- (PSMTabBarTearOffStyle)tearOffStyle;
- (void)setTearOffStyle:(PSMTabBarTearOffStyle)tearOffStyle;
// Factory for default style
+ (Class)defaultStyleClass;
// accessors
- (NSTabView *)tabView;
- (void)setTabView:(NSTabView *)view;
- (id)delegate;
- (void)setDelegate:(id)object;
- (id)partnerView;
- (void)setPartnerView:(id)view;
// the buttons
- (PSMRolloverButton *)addTabButton;
- (PSMOverflowPopUpButton *)overflowPopUpButton;
// tab information
- (NSMutableArray *)representedTabViewItems;
- (NSInteger)numberOfVisibleTabs;
- (PSMTabBarCell *)lastVisibleTab;
// special effects
- (void)hideTabBar:(BOOL)hide animate:(BOOL)animate;
- (BOOL)isTabBarHidden;
- (BOOL)isAnimating;
// internal bindings methods also used by the tab drag assistant
- (void)bindPropertiesForCell:(PSMTabBarCell *)cell andTabViewItem:(NSTabViewItem *)item;
- (void)removeTabForCell:(PSMTabBarCell *)cell;
@end
@interface NSObject (TabBarControlDelegateMethods)
//Standard NSTabView methods
- (BOOL)tabView:(NSTabView *)aTabView shouldCloseTabViewItem:(NSTabViewItem *)tabViewItem;
- (void)tabView:(NSTabView *)aTabView didCloseTabViewItem:(NSTabViewItem *)tabViewItem;
//"Spring-loaded" tabs methods
- (NSArray *)allowedDraggedTypesForTabView:(NSTabView *)aTabView;
- (void)tabView:(NSTabView *)aTabView acceptedDraggingInfo:(id<NSDraggingInfo>)draggingInfo onTabViewItem:(NSTabViewItem *)tabViewItem;
//Contextual menu method
- (NSMenu *)tabView:(NSTabView *)aTabView menuForTabViewItem:(NSTabViewItem *)tabViewItem;
//Drag and drop methods
- (BOOL)tabView:(NSTabView *)aTabView shouldDragTabViewItem:(NSTabViewItem *)tabViewItem fromTabBar:(PSMTabBarControl *)tabBarControl;
- (BOOL)tabView:(NSTabView *)aTabView shouldDropTabViewItem:(NSTabViewItem *)tabViewItem inTabBar:(PSMTabBarControl *)tabBarControl;
- (BOOL)tabView:(NSTabView *)aTabView shouldAllowTabViewItem:(NSTabViewItem *)tabViewItem toLeaveTabBar:(PSMTabBarControl *)tabBarControl;
- (void)tabView:(NSTabView *)aTabView didDropTabViewItem:(NSTabViewItem *)tabViewItem inTabBar:(PSMTabBarControl *)tabBarControl;
//Tear-off tabs methods
- (NSImage *)tabView:(NSTabView *)aTabView imageForTabViewItem:(NSTabViewItem *)tabViewItem offset:(NSSize *)offset styleMask:(NSUInteger *)styleMask;
- (PSMTabBarControl *)tabView:(NSTabView *)aTabView newTabBarForDraggedTabViewItem:(NSTabViewItem *)tabViewItem atPoint:(NSPoint)point;
- (void)tabView:(NSTabView *)aTabView closeWindowForLastTabViewItem:(NSTabViewItem *)tabViewItem;
//Overflow menu validation
- (BOOL)tabView:(NSTabView *)aTabView validateOverflowMenuItem:(NSMenuItem *)menuItem forTabViewItem:(NSTabViewItem *)tabViewItem;
- (void)tabView:(NSTabView *)aTabView tabViewItem:(NSTabViewItem *)tabViewItem isInOverflowMenu:(BOOL)inOverflowMenu;
//tab bar hiding methods
- (void)tabView:(NSTabView *)aTabView tabBarDidHide:(PSMTabBarControl *)tabBarControl;
- (void)tabView:(NSTabView *)aTabView tabBarDidUnhide:(PSMTabBarControl *)tabBarControl;
- (CGFloat)desiredWidthForVerticalTabBar:(PSMTabBarControl *)tabBarControl;
//closing
- (BOOL)tabView:(NSTabView *)aTabView disableTabCloseForTabViewItem:(NSTabViewItem *)tabViewItem;
//tooltips
- (NSString *)tabView:(NSTabView *)aTabView toolTipForTabViewItem:(NSTabViewItem *)tabViewItem;
//accessibility
- (NSString *)accessibilityStringForTabView:(NSTabView *)aTabView objectCount:(NSInteger)objectCount;
@end
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