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German Laullon
47 lines
1.8 KiB
Objective-C
47 lines
1.8 KiB
Objective-C
//
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// MGScopeBarDelegateProtocol.h
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// MGScopeBar
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//
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// Created by Matt Gemmell on 15/03/2008.
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// Copyright 2008 Instinctive Code.
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//
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#import <Cocoa/Cocoa.h>
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// Selection modes for the buttons within a group.
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typedef enum _MGScopeBarGroupSelectionMode {
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MGRadioSelectionMode = 0, // Exactly one item in the group will be selected at a time (no more, and no less).
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MGMultipleSelectionMode = 1 // Any number of items in the group (including none) may be selected at a time.
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} MGScopeBarGroupSelectionMode;
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@class MGScopeBar;
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@protocol MGScopeBarDelegate
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// Methods used to configure the scope bar.
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// Note: all groupNumber parameters are zero-based.
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@required
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- (int)numberOfGroupsInScopeBar:(MGScopeBar *)theScopeBar;
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- (NSArray *)scopeBar:(MGScopeBar *)theScopeBar itemIdentifiersForGroup:(int)groupNumber;
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- (NSString *)scopeBar:(MGScopeBar *)theScopeBar labelForGroup:(int)groupNumber; // return nil or an empty string for no label.
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- (MGScopeBarGroupSelectionMode)scopeBar:(MGScopeBar *)theScopeBar selectionModeForGroup:(int)groupNumber;
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- (NSString *)scopeBar:(MGScopeBar *)theScopeBar titleOfItem:(NSString *)identifier inGroup:(int)groupNumber;
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@optional
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// If the following method is not implemented, all groups except the first will have a separator before them.
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- (BOOL)scopeBar:(MGScopeBar *)theScopeBar showSeparatorBeforeGroup:(int)groupNumber;
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- (NSImage *)scopeBar:(MGScopeBar *)theScopeBar imageForItem:(NSString *)identifier inGroup:(int)groupNumber; // default is no image. Will be shown at 16x16.
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- (NSView *)accessoryViewForScopeBar:(MGScopeBar *)theScopeBar; // default is no accessory view.
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// Notification methods.
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@optional
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- (void)scopeBar:(MGScopeBar *)theScopeBar selectedStateChanged:(BOOL)selected forItem:(NSString *)identifier inGroup:(int)groupNumber;
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@end
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