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2 #import <appkit/appkit.h>
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3 #import "TreeButton.h"
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4
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5 @interface TreeView:View
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6 {
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7 id currentButton;
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8 id lineList;
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9 id priorButton;
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10 id selectedField;
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11 id treeRoot;
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12
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13 NXCoord currScale;
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14 NXCoord origWidth;
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15 NXCoord origHeight;
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16 }
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17
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18 - attachTree:aTree;
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19 - buildTreeFromNode:aNode bottom:(double)ybot
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20 top:(double)ytop atX:(double)xpos parent:(NXPoint *)pos;
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21 - displayBut:but;
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22 - displayButByName:sender;
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23 - drawSelf:(NXRect *)rects :(int)rectCount; // standard rendering method
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24 - getButByName:(const char*)name;
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25 - initFrame:(const NXRect *)frameRect;
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26 - scale:sender;
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27 - setCurrentButton:but;
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28 - setCurrButtonByName:sender;
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29
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30 @end
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31
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32 /* Color Dragging */
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33
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34 @interface TreeView(Drag)
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35
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36 - registerForDragging;
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37 - (NXDragOperation)draggingEntered:(id <NXDraggingInfo>)sender;
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38 - (BOOL)prepareForDragOperation:(id <NXDraggingInfo>)sender;
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39 - (BOOL)performDragOperation:(id <NXDraggingInfo>)sender;
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40 - concludeDragOperation:(id <NXDraggingInfo>)sender;
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41
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42 @end
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