This file is indexed.

/usr/include/GNUstep/AppKit/NSCell.h is in libgnustep-gui-dev 0.24.0-3.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
/* -*-objc-*-
   NSCell.h

   The abstract cell class

   Copyright (C) 1996 Free Software Foundation, Inc.

   Author:  Scott Christley <scottc@net-community.com>
   Date: 1996
   
   This file is part of the GNUstep GUI Library.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.

   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with this library; see the file COPYING.LIB.
   If not, see <http://www.gnu.org/licenses/> or write to the 
   Free Software Foundation, 51 Franklin Street, Fifth Floor, 
   Boston, MA 02110-1301, USA.
*/ 

#ifndef _GNUstep_H_NSCell
#define _GNUstep_H_NSCell
#import <GNUstepBase/GSVersionMacros.h>

#import <Foundation/NSGeometry.h>

// For tint
#import <AppKit/NSColor.h>
// for NSWritingDirection
#import <AppKit/NSParagraphStyle.h>
// For text alignment
#import <AppKit/NSText.h>
// for NSFocusRingType
#import <AppKit/NSView.h>

@class NSString;
@class NSMutableDictionary;
@class NSView;
@class NSFont;
@class NSText;
@class NSFormatter;

enum _NSCellType {
  NSNullCellType,
  NSTextCellType,
  NSImageCellType
};
typedef NSUInteger NSCellType;

enum {
  NSAnyType,
  NSIntType,
  NSPositiveIntType,   
  NSFloatType,
  NSPositiveFloatType,   
  NSDoubleType,   
  NSPositiveDoubleType,
  NSDateType
};

enum {
  NSNoImage = 0,
  NSImageOnly,
  NSImageLeft,
  NSImageRight,
  NSImageBelow,
  NSImageAbove,
  NSImageOverlaps
};
typedef NSUInteger NSCellImagePosition;

enum _NSCellAttribute {
  NSCellDisabled,
  NSCellState,
  NSPushInCell,
  NSCellEditable,
  NSChangeGrayCell,
  NSCellHighlighted,   
  NSCellLightsByContents,  
  NSCellLightsByGray,   
  NSChangeBackgroundCell,  
  NSCellLightsByBackground,  
  NSCellIsBordered,  
  NSCellHasOverlappingImage,  
  NSCellHasImageHorizontal,  
  NSCellHasImageOnLeftOrBottom, 
  NSCellChangesContents,  
  NSCellIsInsetButton,
  NSCellAllowsMixedState
};
typedef NSUInteger NSCellAttribute;

enum {
  NSNoCellMask			= 0,
  NSContentsCellMask		= 1,
  NSPushInCellMask		= 2,
  NSChangeGrayCellMask		= 4,
  NSChangeBackgroundCellMask	= 8
};

enum {
  GSCellTextImageXDist = 2,	// horizontal distance between the text and image rects.
  GSCellTextImageYDist = 2	// vertical distance between the text and image rects.
};

/* 
 * We try to do as in macosx. 
 */
enum { 
  NSMixedState			= -1,
  NSOffState			= 0,
  NSOnState			= 1
};
typedef NSUInteger NSCellStateValue;

/**
 *  <p>Enumeration of the ways that you can display an image in an
 *  NSImageCell.  The available ones are:</p>
 *  <p><code>NSScaleNone</code>: The image is always displayed with
 *  its natural size.  If it's bigger than the cell size, it is
 *  cropped.</p>
 *  <p><code>NSScaleProportionally</code>: If the image is bigger
 *  than the cell size, it is displayed in its natural size.  If it
 *  is smaller than the cell size, it is resized down proportionally
 *  to fit the cell size.</p>
 *  <p><code>NSScaleToFit</code>: The image is always resized (up
 *  or down) to fit exactly in the cell size.</p>
 */
enum {
  NSScaleProportionally = 0,
  NSScaleToFit = 1,
  NSScaleNone = 2,
  NSImageScaleProportionallyDown = 0,
  NSImageScaleAxesIndependently = 1,
  NSImageScaleNone = 2,
  NSImageScaleProportionallyUpOrDown = 3
};
typedef NSUInteger NSImageScaling;

@interface NSCell : NSObject <NSCopying, NSCoding>
{
  // Attributes
  id _contents;
  NSImage *_cell_image;
  NSFont *_font;
  id _object_value;
  struct GSCellFlagsType { 
    // total 32 bits.  0 bits left.
    unsigned contents_is_attributed_string: 1;
    unsigned is_highlighted: 1;
    unsigned is_disabled: 1;
    unsigned is_editable: 1;
    unsigned is_rich_text: 1;
    unsigned imports_graphics: 1;
    unsigned shows_first_responder: 1; 
    unsigned refuses_first_responder: 1; 
    unsigned sends_action_on_end_editing: 1; 
    unsigned is_bordered: 1;   
    unsigned is_bezeled: 1;   
    unsigned is_scrollable: 1;
    unsigned reserved: 1;
    unsigned text_align: 3; // 5 values
    unsigned is_selectable: 1;
    unsigned allows_mixed_state: 1;
    unsigned has_valid_object_value: 1;
    unsigned type: 2;           // 3 values
    unsigned image_position: 3; // 7 values
    unsigned entry_type: 4;     // 8 values
    unsigned allows_undo: 1;
    unsigned line_break_mode: 3; // 6 values

    // total 20 bits.  4 bits extension, 8 bits left.
    int state: 2; // 3 values but one negative
    unsigned mnemonic_location: 8;
    unsigned control_tint: 3;
    unsigned control_size: 2;
    unsigned focus_ring_type: 2; // 3 values
    unsigned base_writing_direction: 2; // 3 values
    // 4 bits reserved for subclass use
    unsigned subclass_bool_one: 1;
    unsigned subclass_bool_two: 1;
    unsigned subclass_bool_three: 1;
    unsigned subclass_bool_four: 1;
    // Set while the cell is edited/selected
    unsigned in_editing: 1;
  } _cell;
  NSUInteger _mouse_down_flags;
  NSUInteger _action_mask;
  NSFormatter *_formatter;
  NSMenu *_menu;
  id _represented_object; 
  void *_reserved1;
}

//
// Class methods
// 
#if OS_API_VERSION(MAC_OS_X_VERSION_10_3, GS_API_LATEST)
+ (NSFocusRingType)defaultFocusRingType;
#endif
#if OS_API_VERSION(GS_API_MACOSX, GS_API_LATEST)
+ (NSMenu *)defaultMenu;
#endif
+ (BOOL)prefersTrackingUntilMouseUp;

//
// Initializing an NSCell 
//
- (id)initImageCell:(NSImage *)anImage;
- (id)initTextCell:(NSString *)aString;

//
// Setting the NSCell's Value 
//
- (id)objectValue;
- (BOOL)hasValidObjectValue;
- (double)doubleValue;
- (float)floatValue;
- (int)intValue;
- (NSString *)stringValue;
- (void) setObjectValue:(id)object;
- (void)setDoubleValue:(double)aDouble;
- (void)setFloatValue:(float)aFloat;
- (void)setIntValue:(int)anInt;
- (void)setStringValue:(NSString *)aString;
#if OS_API_VERSION(MAC_OS_X_VERSION_10_5, GS_API_LATEST)
- (NSInteger) integerValue;
- (void) setIntegerValue: (NSInteger)anInt;
- (void) takeIntegerValueFrom: (id)sender;
#endif
//
// Setting Parameters 
//
- (NSInteger)cellAttribute:(NSCellAttribute)aParameter;
- (void)setCellAttribute:(NSCellAttribute)aParameter
		      to:(NSInteger)value;

//
// Setting the NSCell's Type 
//
- (void)setType:(NSCellType)aType;
- (NSCellType)type;

//
// Enabling and Disabling the NSCell 
//
- (BOOL)isEnabled;
- (void)setEnabled:(BOOL)flag;

//
// Modifying Graphic Attributes 
//
- (BOOL)isBezeled;
- (BOOL)isBordered;
- (BOOL)isOpaque;
- (void)setBezeled:(BOOL)flag;
- (void)setBordered:(BOOL)flag;
#if OS_API_VERSION(MAC_OS_X_VERSION_10_3, GS_API_LATEST)
- (NSFocusRingType)focusRingType;
- (void)setFocusRingType:(NSFocusRingType)type;
#endif

//
// Setting the NSCell's State 
//
- (void)setState:(NSInteger)value;
- (NSInteger)state;
- (BOOL)allowsMixedState;
- (void)setAllowsMixedState:(BOOL)flag;
- (NSInteger)nextState;
- (void)setNextState;

//
// Modifying Text Attributes 
//
- (NSTextAlignment)alignment;
- (NSFont *)font;
- (BOOL)isEditable;
- (BOOL)isSelectable;
- (BOOL)isScrollable;
- (void)setAlignment:(NSTextAlignment)mode;
- (void)setEditable:(BOOL)flag;
- (void)setFont:(NSFont *)fontObject;
- (void)setSelectable:(BOOL)flag;
- (void)setScrollable:(BOOL)flag;
- (void)setWraps:(BOOL)flag;
- (BOOL)wraps;
- (NSText *)setUpFieldEditorAttributes:(NSText *)textObject;
#if OS_API_VERSION(GS_API_MACOSX, GS_API_LATEST)
- (void)setAttributedStringValue:(NSAttributedString *)attribStr;
- (NSAttributedString *)attributedStringValue;
- (void)setAllowsEditingTextAttributes:(BOOL)flag;
- (BOOL)allowsEditingTextAttributes;
- (void)setImportsGraphics:(BOOL)flag;
- (BOOL)importsGraphics;
- (void)setTitle:(NSString *)aString;
- (NSString *)title;
#endif
#if OS_API_VERSION(MAC_OS_X_VERSION_10_4, GS_API_LATEST)
- (NSWritingDirection)baseWritingDirection;
- (void)setBaseWritingDirection:(NSWritingDirection)direction;
- (NSLineBreakMode)lineBreakMode;
- (void)setLineBreakMode:(NSLineBreakMode)mode;
#endif

//
// Target and Action 
//
- (SEL)action;
- (BOOL)isContinuous;
- (NSInteger)sendActionOn:(NSInteger)mask;
- (void)setAction:(SEL)aSelector;
- (void)setContinuous:(BOOL)flag;
- (void)setTarget:(id)anObject;
- (id)target;

//
// Setting the Image 
//
- (NSImage *)image;
- (void)setImage:(NSImage *)anImage;

//
// Assigning a Tag 
//
- (void)setTag:(NSInteger)anInt;
- (NSInteger)tag;

//
// Formatting Data and Validating Input 
//
#if OS_API_VERSION(GS_API_MACOSX, GS_API_LATEST)
- (void)setFormatter:(NSFormatter *)newFormatter;
- (id)formatter;
#endif
- (NSInteger)entryType;
- (BOOL)isEntryAcceptable:(NSString *)aString;
- (void)setEntryType:(NSInteger)aType;
- (void)setFloatingPointFormat:(BOOL)autoRange
                          left:(NSUInteger)leftDigits
                         right:(NSUInteger)rightDigits;

//
// Menu
//
#if OS_API_VERSION(GS_API_MACOSX, GS_API_LATEST)
- (void)setMenu:(NSMenu *)aMenu;
- (NSMenu *)menu;
- (NSMenu *)menuForEvent:(NSEvent *)anEvent 
                  inRect:(NSRect)cellFrame 
                  ofView:(NSView *)aView;
#endif

//
// Comparing to Another NSCell 
//
- (NSComparisonResult)compare:(id)otherCell;

//
// respond to keyboard
//
// All these methods except -performClick: are provided only for some
// compatibility with MacOS-X code and their use in new programs is
// deprecated.  Please use -isEnabled, -setEnabled: instead of
// -acceptsFirstReponder, -refusesFirstResponder,
// -setRefusesFirstResponder:.  Mnemonics (eg 'File' with the 'F'
// underlined as in MS Windows(tm) menus) are not part of GNUstep's
// interface so methods referring to mnemonics do nothing -- they are
// provided for compatibility only; please use key equivalents instead
// in your GNUstep programs.
#if OS_API_VERSION(GS_API_MACOSX, GS_API_LATEST)
- (BOOL)acceptsFirstResponder;
- (void)setShowsFirstResponder:(BOOL)flag;
- (BOOL)showsFirstResponder;
- (void)setTitleWithMnemonic:(NSString *)aString;
- (NSString *)mnemonic;
- (void)setMnemonicLocation:(NSUInteger)location;
- (NSUInteger)mnemonicLocation;
- (BOOL)refusesFirstResponder;
- (void)setRefusesFirstResponder:(BOOL)flag;

// deprecated method now in favor of performClickWithFrame:inView:
- (void)performClick:(id)sender; 

- (void)performClickWithFrame: (NSRect)cellFrame 
                       inView: (NSView *)controlView;
#endif

//
// Interacting with Other NSCells 
//
- (void)takeObjectValueFrom: (id)sender;
- (void)takeDoubleValueFrom:(id)sender;
- (void)takeFloatValueFrom:(id)sender;
- (void)takeIntValueFrom:(id)sender;
- (void)takeStringValueFrom:(id)sender;

//
// Using the NSCell to Represent an Object
//
- (id)representedObject;
- (void)setRepresentedObject:(id)anObject;

//
// Tracking the Mouse 
//
- (BOOL)continueTracking:(NSPoint)lastPoint
		      at:(NSPoint)currentPoint
		  inView:(NSView *)controlView;
- (NSInteger)mouseDownFlags;
- (void)getPeriodicDelay:(float *)delay
		interval:(float *)interval;
- (BOOL)startTrackingAt:(NSPoint)startPoint
		 inView:(NSView *)controlView;
- (void)stopTracking:(NSPoint)lastPoint
		  at:(NSPoint)stopPoint
	      inView:(NSView *)controlView
		  mouseIsUp:(BOOL)flag;
- (BOOL)trackMouse:(NSEvent *)theEvent
	    inRect:(NSRect)cellFrame
	    ofView:(NSView *)controlView
	    untilMouseUp:(BOOL)flag;

//
// Managing the Cursor 
//
- (void)resetCursorRect:(NSRect)cellFrame
		 inView:(NSView *)controlView;

//
// Handling Keyboard Alternatives 
//
- (NSString *)keyEquivalent;

//
// Determining Component Sizes 
//
- (void)calcDrawInfo:(NSRect)aRect;
- (NSSize)cellSize;
- (NSSize)cellSizeForBounds:(NSRect)aRect;
- (NSRect)drawingRectForBounds:(NSRect)theRect;
- (NSRect)imageRectForBounds:(NSRect)theRect;
- (NSRect)titleRectForBounds:(NSRect)theRect;
#if OS_API_VERSION(GS_API_MACOSX, GS_API_LATEST)
- (void)setControlSize:(NSControlSize)controlSize;
- (NSControlSize)controlSize;
#endif

//
// Displaying 
//
- (NSView *)controlView;
- (void)drawInteriorWithFrame:(NSRect)cellFrame
		       inView:(NSView *)controlView;
- (void)drawWithFrame:(NSRect)cellFrame
	       inView:(NSView *)controlView;
- (void)highlight:(BOOL)lit
	withFrame:(NSRect)cellFrame
	   inView:(NSView *)controlView;
- (BOOL)isHighlighted;
#if OS_API_VERSION(GS_API_MACOSX, GS_API_LATEST)
- (void)setHighlighted: (BOOL) flag;
- (NSColor*)highlightColorWithFrame:(NSRect)cellFrame
			     inView:(NSView *)controlView;
- (void)setControlTint:(NSControlTint)controlTint;
- (NSControlTint)controlTint;
#endif
#if OS_API_VERSION(MAC_OS_X_VERSION_10_4, GS_API_LATEST)
- (void)setControlView:(NSView*)view;
#endif


//
// Editing Text 
//
- (void)editWithFrame:(NSRect)aRect
	       inView:(NSView *)controlView	
	       editor:(NSText *)textObject	
	       delegate:(id)anObject	
		event:(NSEvent *)theEvent;
- (void)selectWithFrame:(NSRect)aRect
		 inView:(NSView *)controlView	 
		 editor:(NSText *)textObject	 
		 delegate:(id)anObject	 
		  start:(NSInteger)selStart	 
		 length:(NSInteger)selLength;
- (void)endEditing:(NSText *)textObject;
#if OS_API_VERSION(GS_API_MACOSX, GS_API_LATEST)
- (BOOL)sendsActionOnEndEditing;
- (void)setSendsActionOnEndEditing:(BOOL)flag;
#endif
#if OS_API_VERSION(MAC_OS_X_VERSION_10_4, GS_API_LATEST)
- (BOOL)allowsUndo;
- (void)setAllowsUndo:(BOOL)flag;
#endif

@end

// 
// Methods that are private GNUstep extensions
//
@interface NSCell (PrivateMethods)

- (NSDictionary*) _nonAutoreleasedTypingAttributes;
- (NSColor*) textColor;
- (NSSize) _sizeText: (NSString*) title;
- (void) _drawText: (NSString*)aString  inFrame: (NSRect)cellFrame;
- (void) _drawAttributedText: (NSAttributedString*)aString  
		     inFrame: (NSRect)aRect;
- (BOOL) _sendsActionOn:(NSUInteger)eventTypeMask;
- (NSAttributedString*) _drawAttributedString;
- (void) _drawBorderAndBackgroundWithFrame: (NSRect)cellFrame 
                                    inView: (NSView*)controlView;
- (void) _drawFocusRingWithFrame: (NSRect)cellFrame 
                          inView: (NSView*)controlView;
- (void) _drawEditorWithFrame: (NSRect)cellFrame
		       inView: (NSView*)controlView;
- (void) _setInEditing: (BOOL)flag;
- (void) _updateFieldEditor: (NSText*)textObject;
@end

#endif // _GNUstep_H_NSCell