| 1 | // |
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| 2 | // AIMultiCellOutlineView.h |
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| 3 | // Adium |
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| 4 | // |
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| 5 | // Created by Adam Iser on Tue Mar 23 2004. |
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| 6 | // Copyright (c) 2004-2005 The Adium Team. All rights reserved. |
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| 7 | // |
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| 8 | |
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| 9 | #import <AIUtilities/AIVariableHeightOutlineView.h> |
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| 10 | |
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| 11 | /*! |
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| 12 | * @class AIMultiCellOutlineView |
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| 13 | * @brief An outline view with two different cells, one each for expandable and nonexpandable items |
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| 14 | * |
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| 15 | * This outline view is a subclass of <tt>AIAlternatingRowOutlineView</tt> which simplifies its implementation into the case with two different cells, one for expandable items ("groups") and one for nonexpandable items ("content"). |
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| 16 | */ |
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| 17 | @interface AIMultiCellOutlineView : AIVariableHeightOutlineView { |
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| 18 | NSCell *contentCell; |
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| 19 | NSCell *groupCell; |
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| 20 | |
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| 21 | float groupRowHeight; |
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| 22 | float contentRowHeight; |
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| 23 | } |
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| 24 | |
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| 25 | /*! |
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| 26 | * @brief Set the cell used for nonexpandable items |
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| 27 | * |
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| 28 | * Set the cell used for displaying nonexpandable items ("content") |
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| 29 | * @param cell The <tt>NSCell</tt> to use for content. |
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| 30 | */ |
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| 31 | - (void)setContentCell:(NSCell *)cell; |
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| 32 | |
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| 33 | /*! |
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| 34 | * @brief Returns the cell used for nonexpandable items |
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| 35 | * |
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| 36 | * Returns the cell used for displaying nonexpandable items ("content") |
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| 37 | * @return The <tt>NSCell</tt> used for content. |
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| 38 | */ |
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| 39 | - (NSCell *)contentCell; |
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| 40 | |
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| 41 | /*! |
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| 42 | * @brief Set the cell used for expandable items |
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| 43 | * |
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| 44 | * Set the cell used for displaying expandable items ("groups") |
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| 45 | * @param cell The <tt>NSCell</tt> to use for groups. |
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| 46 | */ |
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| 47 | - (void)setGroupCell:(NSCell *)cell; |
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| 48 | |
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| 49 | /*! |
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| 50 | * @brief Returns the cell used for expandable items |
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| 51 | * |
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| 52 | * Returns the cell used for displaying expandable items ("groups") |
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| 53 | * @return The <tt>NSCell</tt> used for groups. |
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| 54 | */ |
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| 55 | - (NSCell *)groupCell; |
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| 56 | |
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| 57 | @end |
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| 58 | |
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| 59 | @interface NSObject (AIMultiCellOutlineViewDelegate) |
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| 60 | /* |
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| 61 | * @brief Is this item a group? |
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| 62 | * |
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| 63 | * Note that we do NOT use the Mac OS X 10.5+ delegate method outlineView:isGroupItem:. |
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| 64 | * Doing so requests that the cell be drawn in the "group style", which may not be desired. |
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| 65 | * If both behaviors are desired, simply implement this delegate method and call outlineView:isGroupItem: to |
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| 66 | * share code between the two. |
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| 67 | * |
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| 68 | * @result YES if the groupCell should be used for displaying this item. |
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| 69 | */ |
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| 70 | - (BOOL)outlineView:(NSOutlineView *)outlineView isGroup:(id)item; |
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| 71 | @end |
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