gtkclist.c 161 KB
Newer Older
1 2
/* GTK - The GIMP Toolkit
 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball, Josh MacDonald, 
3
 * Copyright (C) 1997-1998 Jay Painter <jpaint@serv.net><jpaint@gimp.org>  
4
 *
5 6 7 8 9 10 11 12 13 14 15
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
16 17 18
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
19 20
 */
#include <stdlib.h>
21
#include <string.h>
22
#include "../config.h"
23
#include "gtkmain.h"
24
#include "gtkclist.h"
25 26
#include "gtkbindings.h"
#include <gdk/gdkkeysyms.h>
27

28 29 30
/* the number rows memchunk expands at a time */
#define CLIST_OPTIMUM_SIZE 512

31
/* the width of the column resize windows */
32
#define DRAG_WIDTH  6
33 34 35 36 37 38 39 40 41 42

/* minimum allowed width of a column */
#define COLUMN_MIN_WIDTH 5

/* this defigns the base grid spacing */
#define CELL_SPACING 1

/* added the horizontal space at the beginning and end of a row*/
#define COLUMN_INSET 3

43 44 45
/* used for auto-scrolling */
#define SCROLL_TIME  100

46 47
/* scrollbar spacing class macro */
#define SCROLLBAR_SPACING(w) (GTK_CLIST_CLASS (GTK_OBJECT (w)->klass)->scrollbar_spacing)
48 49 50

/* gives the top pixel of the given row in context of
 * the clist's voffset */
51 52
#define ROW_TOP_YPIXEL(clist, row) (((clist)->row_height * (row)) + \
				    (((row) + 1) * CELL_SPACING) + \
53 54 55 56
				    (clist)->voffset)

/* returns the row index from a y pixel location in the 
 * context of the clist's voffset */
57
#define ROW_FROM_YPIXEL(clist, y)  (((y) - (clist)->voffset) / \
58 59 60 61
				    ((clist)->row_height + CELL_SPACING))

/* gives the left pixel of the given column in context of
 * the clist's hoffset */
62
#define COLUMN_LEFT_XPIXEL(clist, colnum)  ((clist)->column[(colnum)].area.x + \
63 64 65 66
					    (clist)->hoffset)

/* returns the column index from a x pixel location in the 
 * context of the clist's hoffset */
67
static inline gint
68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91
COLUMN_FROM_XPIXEL (GtkCList * clist,
		    gint x)
{
  gint i, cx;

  for (i = 0; i < clist->columns; i++)
    {
      cx = clist->column[i].area.x + clist->hoffset;

      if (x >= (cx - (COLUMN_INSET + CELL_SPACING)) &&
	  x <= (cx + clist->column[i].area.width + COLUMN_INSET))
	return i;
    }

  /* no match */
  return -1;
}

/* returns the top pixel of the given row in the context of
 * the list height */
#define ROW_TOP(clist, row)        (((clist)->row_height + CELL_SPACING) * (row))

/* returns the left pixel of the given column in the context of
 * the list width */
92
#define COLUMN_LEFT(clist, colnum) ((clist)->column[(colnum)].area.x)
93 94 95 96 97 98 99 100 101 102

/* returns the total height of the list */
#define LIST_HEIGHT(clist)         (((clist)->row_height * ((clist)->rows)) + \
				    (CELL_SPACING * ((clist)->rows + 1)))

/* returns the total width of the list */
#define LIST_WIDTH(clist)          ((clist)->column[(clist)->columns - 1].area.x + \
				    (clist)->column[(clist)->columns - 1].area.width + \
				    COLUMN_INSET + CELL_SPACING)

103

104 105 106
#define GTK_CLIST_CLASS_FW(_widget_) GTK_CLIST_CLASS (GTK_OBJECT (_widget_)->klass)


107 108 109 110 111 112
/* Signals */
enum
{
  SELECT_ROW,
  UNSELECT_ROW,
  CLICK_COLUMN,
113 114 115 116 117 118 119 120 121 122 123
  TOGGLE_FOCUS_ROW,
  SELECT_ALL,
  UNSELECT_ALL,
  UNDO_SELECTION,
  START_SELECTION,
  END_SELECTION,
  TOGGLE_ADD_MODE,
  EXTEND_SELECTION,
  SCROLL_VERTICAL,
  SCROLL_HORIZONTAL,
  ABORT_COLUMN_RESIZE,
124 125 126
  LAST_SIGNAL
};

127 128 129 130 131 132 133
enum
{
  SYNC_REMOVE,
  SYNC_INSERT
};


134 135 136
typedef void (*GtkCListSignal1) (GtkObject * object,
				 gint arg1,
				 gint arg2,
137
				 GdkEvent * arg3,
138 139
				 gpointer data);

140 141 142 143 144 145 146 147 148 149 150
typedef void (*GtkCListSignal2) (GtkObject *object,
				 gpointer data); 

typedef void (*GtkCListSignal3) (GtkObject * object,
				 gint arg1,
				 gpointer data);
typedef void (*GtkCListSignal4) (GtkObject * object,
				 gint arg1,
				 gfloat arg2,
				 gpointer data);
typedef void (*GtkCListSignal5) (GtkObject * object,
151
				 gint arg1,
152 153
				 gfloat arg2,
				 gboolean arg3,
154 155 156
				 gpointer data);


157 158 159 160
static void sync_selection (GtkCList * clist,
	                    gint row,
                            gint mode);

161 162 163
/* GtkCList Methods */
static void gtk_clist_class_init (GtkCListClass * klass);
static void gtk_clist_init (GtkCList * clist);
164
static void real_clear (GtkCList * clist);
165 166 167

/* GtkObject Methods */
static void gtk_clist_destroy (GtkObject * object);
168
static void gtk_clist_finalize (GtkObject * object);
169 170 171 172 173 174 175 176 177 178 179 180 181


/* GtkWidget Methods */
static void gtk_clist_realize (GtkWidget * widget);
static void gtk_clist_unrealize (GtkWidget * widget);
static void gtk_clist_map (GtkWidget * widget);
static void gtk_clist_unmap (GtkWidget * widget);
static void gtk_clist_draw (GtkWidget * widget,
			    GdkRectangle * area);
static gint gtk_clist_expose (GtkWidget * widget,
			      GdkEventExpose * event);
static gint gtk_clist_button_press (GtkWidget * widget,
				    GdkEventButton * event);
182 183 184 185
static gint gtk_clist_button_release (GtkWidget * widget,
				      GdkEventButton * event);
static gint gtk_clist_motion (GtkWidget * widget, 
			      GdkEventMotion * event);
186 187 188 189
static void gtk_clist_size_request (GtkWidget * widget,
				    GtkRequisition * requisition);
static void gtk_clist_size_allocate (GtkWidget * widget,
				     GtkAllocation * allocation);
190 191 192 193 194
static gint get_selection_info (GtkCList * clist,
				gint x,
				gint y,
				gint * row,
				gint * column);
195 196 197 198 199 200

/* GtkContainer Methods */
static void gtk_clist_foreach (GtkContainer * container,
			       GtkCallback callback,
			       gpointer callback_data);

201 202 203 204 205 206 207 208 209 210 211 212 213
/* Drawing */
static void draw_row (GtkCList * clist,
		      GdkRectangle * area,
		      gint row,
		      GtkCListRow * clist_row);
static void draw_rows (GtkCList * clist,
		       GdkRectangle * area);

/* Size Allocation */
static void size_allocate_title_buttons (GtkCList * clist);
static void size_allocate_columns (GtkCList * clist);

/* Selection */
214 215 216
static void toggle_row (GtkCList * clist,
			gint row,
			gint column,
217
			GdkEvent * event);
218 219 220
static void select_row (GtkCList * clist,
			gint row,
			gint column,
221
			GdkEvent * event);
222 223 224
static void unselect_row (GtkCList * clist,
			  gint row,
			  gint column,
225
			  GdkEvent * event);
226 227 228
static void real_select_row (GtkCList * clist,
			     gint row,
			     gint column,
229
			     GdkEvent * event);
230 231 232
static void real_unselect_row (GtkCList * clist,
			       gint row,
			       gint column,
233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252
			       GdkEvent * event);
static void update_extended_selection (GtkCList *clist,
				       gint row);
static GList * selection_find (GtkCList *clist,
			       gint row_number,
			       GList *row_list_element);
static void real_select_all (GtkCList * clist);
static void real_unselect_all (GtkCList * clist);
static void move_vertical (GtkCList *clist,
			   gint row,
			   gfloat align);
static void move_horizontal (GtkCList *clist,
			     gint diff);
static void real_undo_selection (GtkCList * clist);
static void fake_unselect_all (GtkCList *clist,
			       gint row);
static void fake_toggle_row (GtkCList *clist,
			     gint row);
static void resync_selection (GtkCList *clist,
			      GdkEvent *event);
253

254
/* Resize Columns */
255 256 257
static void draw_xor_line (GtkCList * clist);
static gint new_column_width (GtkCList * clist,
			      gint column,
258 259
			      gint * x,
			      gint * visible);
260 261 262
static void resize_column (GtkCList * clist,
			   gint column,
			   gint width);
263
static void abort_column_resize (GtkCList *clist);
264 265

/* Buttons */
266 267 268 269
static void column_button_create (GtkCList * clist,
				  gint column);
static void column_button_clicked (GtkWidget * widget,
				   gpointer data);
270 271

/* Scrollbars */
Jay Painter's avatar
Jay Painter committed
272 273
static void create_scrollbars (GtkCList * clist);
static void adjust_scrollbars (GtkCList * clist);
274
static void check_exposures   (GtkCList * clist);
Jay Painter's avatar
Jay Painter committed
275 276 277 278 279 280 281 282
static void vadjustment_changed (GtkAdjustment * adjustment,
				 gpointer data);
static void vadjustment_value_changed (GtkAdjustment * adjustment,
				       gpointer data);
static void hadjustment_changed (GtkAdjustment * adjustment,
				 gpointer data);
static void hadjustment_value_changed (GtkAdjustment * adjustment,
				       gpointer data);
283 284

/* Memory Allocation/Distruction Routines */
285
static GtkCListColumn *columns_new (GtkCList * clist);
286

287 288 289 290
static void column_title_new (GtkCList * clist,
			      gint column,
			      gchar * title);
static void columns_delete (GtkCList * clist);
291

292
static GtkCListRow *row_new (GtkCList * clist);
293

294 295
static void row_delete (GtkCList * clist,
			GtkCListRow * clist_row);
296 297 298 299 300 301 302 303 304 305 306 307 308
static void set_cell_contents (GtkCList * clist,
			       GtkCListRow * clist_row,
			       gint column,
			       GtkCellType type,
			       gchar * text,
			       guint8 spacing,
			       GdkPixmap * pixmap,
			       GdkBitmap * mask);
static gint real_insert_row (GtkCList * clist,
			     gint row,
			     gchar * text[]);
static void real_remove_row (GtkCList * clist,
			     gint row);
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
/* Focus handling */
static void gtk_clist_draw_focus (GtkWidget *widget);
static gint gtk_clist_focus_in   (GtkWidget     *widget,
				  GdkEventFocus *event);
static gint gtk_clist_focus_out  (GtkWidget     *widget,
				  GdkEventFocus *event);
static gint gtk_clist_focus      (GtkContainer     *container,
				  GtkDirectionType  direction);
static void gtk_clist_set_focus_child (GtkContainer *container,
				       GtkWidget    *child);
static gint gtk_clist_key_press  (GtkWidget   *widget,
				  GdkEventKey *event);

/* Selection handling */
static void set_anchor (GtkCList *clist,
			gboolean  add_mode,
			gint      anchor,
			gint      undo_anchor);
static void start_selection (GtkCList *clist);
static void end_selection (GtkCList *clist);

static void toggle_add_mode (GtkCList *clist);
static void toggle_focus_row (GtkCList *clist);
static void move_focus_row (GtkCList      *clist,
			    GtkScrollType  scroll_type,
			    gfloat         position);
static void scroll_horizontal (GtkCList      *clist,
			       GtkScrollType  scroll_type,
			       gfloat         position);
static void scroll_vertical (GtkCList      *clist,
			     GtkScrollType  scroll_type,
			     gfloat         position);
static void extend_selection (GtkCList      *clist,
			      GtkScrollType  scroll_type,
			      gfloat         position,
			      gboolean       auto_start_selection);

Stefan Jeske's avatar
Stefan Jeske committed
347 348 349 350
/* Sorting */
static gint default_compare (GtkCList     *clist,
			     gconstpointer row1,
			     gconstpointer row2);
351 352 353 354 355 356
static GList * gtk_clist_merge (GtkCList *clist,
				GList    *a,
				GList    *b);
static GList * gtk_clist_mergesort (GtkCList *clist,
				    GList    *list,
				    gint      num);
357
static void real_sort_list (GtkCList *clist);
Stefan Jeske's avatar
Stefan Jeske committed
358

359
/* Fill in data after widget is realized and has style */
360

361 362
static void add_style_data (GtkCList * clist);

363
static GtkContainerClass *parent_class = NULL;
364
static guint clist_signals[LAST_SIGNAL] = {0};
365

366

367
GtkType
368
gtk_clist_get_type (void)
369
{
370
  static GtkType clist_type = 0;
371 372 373 374 375 376 377 378 379 380

  if (!clist_type)
    {
      GtkTypeInfo clist_info =
      {
	"GtkCList",
	sizeof (GtkCList),
	sizeof (GtkCListClass),
	(GtkClassInitFunc) gtk_clist_class_init,
	(GtkObjectInitFunc) gtk_clist_init,
381
	/* reserved_1 */ NULL,
382 383
	/* reserved_2 */ NULL,
	(GtkClassInitFunc) NULL,
384 385
      };

386
      clist_type = gtk_type_unique (GTK_TYPE_CONTAINER, &clist_info);
387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402
    }

  return clist_type;
}

static void
gtk_clist_class_init (GtkCListClass * klass)
{
  GtkObjectClass *object_class;
  GtkWidgetClass *widget_class;
  GtkContainerClass *container_class;

  object_class = (GtkObjectClass *) klass;
  widget_class = (GtkWidgetClass *) klass;
  container_class = (GtkContainerClass *) klass;

403
  parent_class = gtk_type_class (GTK_TYPE_CONTAINER);
404

405 406
  clist_signals[SELECT_ROW] =
    gtk_signal_new ("select_row",
407
		    GTK_RUN_FIRST,
408 409
		    object_class->type,
		    GTK_SIGNAL_OFFSET (GtkCListClass, select_row),
410 411 412 413 414
		    gtk_marshal_NONE__INT_INT_POINTER,
		    GTK_TYPE_NONE, 3,
		    GTK_TYPE_INT,
		    GTK_TYPE_INT,
		    GTK_TYPE_GDK_EVENT);
415 416
  clist_signals[UNSELECT_ROW] =
    gtk_signal_new ("unselect_row",
417
		    GTK_RUN_FIRST,
418 419
		    object_class->type,
		    GTK_SIGNAL_OFFSET (GtkCListClass, unselect_row),
420
		    gtk_marshal_NONE__INT_INT_POINTER,
421
	    GTK_TYPE_NONE, 3, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_GDK_EVENT);
422 423
  clist_signals[CLICK_COLUMN] =
    gtk_signal_new ("click_column",
424
		    GTK_RUN_FIRST,
425 426
		    object_class->type,
		    GTK_SIGNAL_OFFSET (GtkCListClass, click_column),
427
		    gtk_marshal_NONE__INT,
428 429
		    GTK_TYPE_NONE, 1, GTK_TYPE_INT);

430 431 432 433 434
  clist_signals[TOGGLE_FOCUS_ROW] =
    gtk_signal_new ("toggle_focus_row",
                    GTK_RUN_LAST | GTK_RUN_ACTION,
                    object_class->type,
                    GTK_SIGNAL_OFFSET (GtkCListClass, toggle_focus_row),
435
                    gtk_marshal_NONE__NONE,
436 437 438 439 440 441
                    GTK_TYPE_NONE, 0);
  clist_signals[SELECT_ALL] =
    gtk_signal_new ("select_all",
                    GTK_RUN_LAST | GTK_RUN_ACTION,
                    object_class->type,
                    GTK_SIGNAL_OFFSET (GtkCListClass, select_all),
442
                    gtk_marshal_NONE__NONE,
443 444 445 446 447 448
                    GTK_TYPE_NONE, 0);
  clist_signals[UNSELECT_ALL] =
    gtk_signal_new ("unselect_all",
                    GTK_RUN_LAST | GTK_RUN_ACTION,
                    object_class->type,
                    GTK_SIGNAL_OFFSET (GtkCListClass, unselect_all),
449
                    gtk_marshal_NONE__NONE,
450 451 452 453 454 455
                    GTK_TYPE_NONE, 0);
  clist_signals[UNDO_SELECTION] =
    gtk_signal_new ("undo_selection",
		    GTK_RUN_LAST | GTK_RUN_ACTION,
		    object_class->type,
		    GTK_SIGNAL_OFFSET (GtkCListClass, undo_selection),
456
		    gtk_marshal_NONE__NONE,
457 458 459 460 461 462
		    GTK_TYPE_NONE, 0);
  clist_signals[START_SELECTION] =
    gtk_signal_new ("start_selection",
		    GTK_RUN_LAST | GTK_RUN_ACTION,
		    object_class->type,
		    GTK_SIGNAL_OFFSET (GtkCListClass, start_selection),
463
		    gtk_marshal_NONE__NONE,
464 465 466 467 468 469
		    GTK_TYPE_NONE, 0);
  clist_signals[END_SELECTION] =
    gtk_signal_new ("end_selection",
		    GTK_RUN_LAST | GTK_RUN_ACTION,
		    object_class->type,
		    GTK_SIGNAL_OFFSET (GtkCListClass, end_selection),
470
		    gtk_marshal_NONE__NONE,
471 472 473 474 475 476
		    GTK_TYPE_NONE, 0);
  clist_signals[TOGGLE_ADD_MODE] =
    gtk_signal_new ("toggle_add_mode",
		    GTK_RUN_LAST | GTK_RUN_ACTION,
		    object_class->type,
		    GTK_SIGNAL_OFFSET (GtkCListClass, toggle_add_mode),
477
		    gtk_marshal_NONE__NONE,
478 479 480 481 482 483
		    GTK_TYPE_NONE, 0);
  clist_signals[EXTEND_SELECTION] =
    gtk_signal_new ("extend_selection",
                    GTK_RUN_LAST | GTK_RUN_ACTION,
                    object_class->type,
                    GTK_SIGNAL_OFFSET (GtkCListClass, extend_selection),
484
                    gtk_marshal_NONE__ENUM_FLOAT_BOOL,
485
                    GTK_TYPE_NONE, 3,
486
		    GTK_TYPE_SCROLL_TYPE, GTK_TYPE_FLOAT, GTK_TYPE_BOOL);
487 488 489 490 491
  clist_signals[SCROLL_VERTICAL] =
    gtk_signal_new ("scroll_vertical",
                    GTK_RUN_LAST | GTK_RUN_ACTION,
                    object_class->type,
                    GTK_SIGNAL_OFFSET (GtkCListClass, scroll_vertical),
492
                    gtk_marshal_NONE__ENUM_FLOAT,
493
                    GTK_TYPE_NONE, 2, GTK_TYPE_SCROLL_TYPE, GTK_TYPE_FLOAT);
494 495 496 497 498
  clist_signals[SCROLL_HORIZONTAL] =
    gtk_signal_new ("scroll_horizontal",
                    GTK_RUN_LAST | GTK_RUN_ACTION,
                    object_class->type,
                    GTK_SIGNAL_OFFSET (GtkCListClass, scroll_horizontal),
499
                    gtk_marshal_NONE__ENUM_FLOAT,
500
                    GTK_TYPE_NONE, 2, GTK_TYPE_SCROLL_TYPE, GTK_TYPE_FLOAT);
501 502 503 504 505
  clist_signals[ABORT_COLUMN_RESIZE] =
    gtk_signal_new ("abort_column_resize",
                    GTK_RUN_LAST | GTK_RUN_ACTION,
                    object_class->type,
                    GTK_SIGNAL_OFFSET (GtkCListClass, abort_column_resize),
506
                    gtk_marshal_NONE__NONE,
507 508 509
                    GTK_TYPE_NONE, 0);


510 511 512
  gtk_object_class_add_signals (object_class, clist_signals, LAST_SIGNAL);

  object_class->destroy = gtk_clist_destroy;
513
  object_class->finalize = gtk_clist_finalize;
514 515 516 517 518 519 520

  widget_class->realize = gtk_clist_realize;
  widget_class->unrealize = gtk_clist_unrealize;
  widget_class->map = gtk_clist_map;
  widget_class->unmap = gtk_clist_unmap;
  widget_class->draw = gtk_clist_draw;
  widget_class->button_press_event = gtk_clist_button_press;
521 522
  widget_class->button_release_event = gtk_clist_button_release;
  widget_class->motion_notify_event = gtk_clist_motion;
523 524 525
  widget_class->expose_event = gtk_clist_expose;
  widget_class->size_request = gtk_clist_size_request;
  widget_class->size_allocate = gtk_clist_size_allocate;
526 527 528 529
  widget_class->key_press_event = gtk_clist_key_press;
  widget_class->focus_in_event = gtk_clist_focus_in;
  widget_class->focus_out_event = gtk_clist_focus_out;
  widget_class->draw_focus = gtk_clist_draw_focus;
530

531 532
  /* container_class->add = NULL; use the default GtkContainerClass warning */
  /* container_class->remove = NULL; use the default GtkContainerClass warning */
533
  container_class->foreach = gtk_clist_foreach;
534 535
  container_class->focus = gtk_clist_focus;
  container_class->set_focus_child = gtk_clist_set_focus_child;
536

537 538
  klass->select_row = real_select_row;
  klass->unselect_row = real_unselect_row;
539 540 541
  klass->undo_selection = real_undo_selection;
  klass->resync_selection = resync_selection;
  klass->selection_find = selection_find;
542
  klass->click_column = NULL;
543
  klass->draw_row = draw_row;
544 545
  klass->insert_row = real_insert_row;
  klass->remove_row = real_remove_row;
546
  klass->clear = real_clear;
547
  klass->sort_list = real_sort_list;
548 549 550 551 552 553 554 555 556 557 558
  klass->select_all = real_select_all;
  klass->unselect_all = real_unselect_all;
  klass->fake_unselect_all = fake_unselect_all;
  klass->scroll_horizontal = scroll_horizontal;
  klass->scroll_vertical = scroll_vertical;
  klass->extend_selection = extend_selection;
  klass->toggle_focus_row = toggle_focus_row;
  klass->toggle_add_mode = toggle_add_mode;
  klass->start_selection = start_selection;
  klass->end_selection = end_selection;
  klass->abort_column_resize = abort_column_resize;
559
  klass->set_cell_contents = set_cell_contents;
560

561
  klass->scrollbar_spacing = 5;
562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655

  {
    GtkBindingSet *binding_set;

    binding_set = gtk_binding_set_by_class (klass);
    gtk_binding_entry_add_signal (binding_set, GDK_Up, 0,
				  "scroll_vertical", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_Down, 0,
				  "scroll_vertical", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_Page_Up, 0,
				  "scroll_vertical", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_PAGE_BACKWARD,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_Page_Down, 0,
				  "scroll_vertical", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_PAGE_FORWARD,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_Home, GDK_CONTROL_MASK,
				  "scroll_vertical", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_End, GDK_CONTROL_MASK,
				  "scroll_vertical", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
                                  GTK_TYPE_FLOAT, 1.0);

    gtk_binding_entry_add_signal (binding_set, GDK_Up, GDK_SHIFT_MASK,
				  "extend_selection", 3,
				  GTK_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
                                  GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
    gtk_binding_entry_add_signal (binding_set, GDK_Down, GDK_SHIFT_MASK,
				  "extend_selection", 3,
				  GTK_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
                                  GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
    gtk_binding_entry_add_signal (binding_set, GDK_Page_Up, GDK_SHIFT_MASK,
				  "extend_selection", 3,
				  GTK_TYPE_ENUM, GTK_SCROLL_PAGE_BACKWARD,
                                  GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
    gtk_binding_entry_add_signal (binding_set, GDK_Page_Down, GDK_SHIFT_MASK,
				  "extend_selection", 3,
				  GTK_TYPE_ENUM, GTK_SCROLL_PAGE_FORWARD,
                                  GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
    gtk_binding_entry_add_signal (binding_set, GDK_Home,
				  GDK_SHIFT_MASK | GDK_CONTROL_MASK,
				  "extend_selection", 3,
				  GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
                                  GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
    gtk_binding_entry_add_signal (binding_set, GDK_End,
				  GDK_SHIFT_MASK | GDK_CONTROL_MASK,
				  "extend_selection", 3,
				  GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
                                  GTK_TYPE_FLOAT, 1.0, GTK_TYPE_BOOL, TRUE);


    gtk_binding_entry_add_signal (binding_set, GDK_Left, 0,
				  "scroll_horizontal", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_Right, 0,
				  "scroll_horizontal", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_Home, 0,
				  "scroll_horizontal", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_End, 0,
				  "scroll_horizontal", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
                                  GTK_TYPE_FLOAT, 1.0);


    gtk_binding_entry_add_signal (binding_set, GDK_Escape, 0,
				  "undo_selection", 0);
    gtk_binding_entry_add_signal (binding_set, GDK_Escape, 0,
				  "abort_column_resize", 0);
    gtk_binding_entry_add_signal (binding_set, GDK_space, 0,
				  "toggle_focus_row", 0);
    gtk_binding_entry_add_signal (binding_set, GDK_space, GDK_CONTROL_MASK,
				  "toggle_add_mode", 0);
    gtk_binding_entry_add_signal (binding_set, '/', GDK_CONTROL_MASK,
				  "select_all", 0);
    gtk_binding_entry_add_signal (binding_set, '\\', GDK_CONTROL_MASK,
				  "unselect_all", 0);
    gtk_binding_entry_add_signal (binding_set, GDK_Shift_L,
				  GDK_RELEASE_MASK | GDK_SHIFT_MASK,
				  "end_selection", 0);
    gtk_binding_entry_add_signal (binding_set, GDK_Shift_R,
				  GDK_RELEASE_MASK | GDK_SHIFT_MASK,
				  "end_selection", 0);
Lars Hamann's avatar
Lars Hamann committed
656 657 658 659 660 661 662 663
    gtk_binding_entry_add_signal (binding_set, GDK_Shift_L,
				  GDK_RELEASE_MASK | GDK_SHIFT_MASK |
				  GDK_CONTROL_MASK,
				  "end_selection", 0);
    gtk_binding_entry_add_signal (binding_set, GDK_Shift_R,
				  GDK_RELEASE_MASK | GDK_SHIFT_MASK |
				  GDK_CONTROL_MASK,
				  "end_selection", 0);
664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761
  }

  /*
  {
    GtkBindingSet *binding_set;

    binding_set = gtk_binding_set_by_class (klass);
    gtk_binding_entry_add_signal (binding_set, GDK_Up, 0,
				  "scroll_vertical", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_Down, 0,
				  "scroll_vertical", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_Page_Up, 0,
				  "scroll_vertical", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_PAGE_BACKWARD,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_Page_Down, 0,
				  "scroll_vertical", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_PAGE_FORWARD,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_Home, GDK_CONTROL_MASK,
				  "scroll_vertical", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_End, GDK_CONTROL_MASK,
				  "scroll_vertical", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
                                  GTK_TYPE_FLOAT, 0);

    gtk_binding_entry_add_signal (binding_set, GDK_KP_Up, 0,
				  "extend_selection", 3,
				  GTK_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
                                  GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
    gtk_binding_entry_add_signal (binding_set, GDK_KP_Down, 0,
				  "extend_selection", 3,
				  GTK_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
                                  GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
    gtk_binding_entry_add_signal (binding_set, GDK_KP_Page_Up, 0,
				  "extend_selection", 3,
				  GTK_TYPE_ENUM, GTK_SCROLL_PAGE_BACKWARD,
                                  GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
    gtk_binding_entry_add_signal (binding_set, GDK_KP_Page_Down, 0,
				  "extend_selection", 3,
				  GTK_TYPE_ENUM, GTK_SCROLL_PAGE_FORWARD,
                                  GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
    gtk_binding_entry_add_signal (binding_set, GDK_KP_Home, 0,
				  "extend_selection", 3,
				  GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
                                  GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
    gtk_binding_entry_add_signal (binding_set, GDK_KP_End, 0,
				  "extend_selection", 3,
				  GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
                                  GTK_TYPE_FLOAT, 1.0, GTK_TYPE_BOOL, TRUE);

    gtk_binding_entry_add_signal (binding_set, GDK_Left, 0,
				  "scroll_horizontal", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_KP_Left, 0,
				  "scroll_horizontal", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_Right, 0,
				  "scroll_horizontal", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_KP_Right, 0,
				  "scroll_horizontal", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_Home, 0,
				  "scroll_horizontal", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
                                  GTK_TYPE_FLOAT, 0.0);
    gtk_binding_entry_add_signal (binding_set, GDK_End, 0,
				  "sroll_horizontal", 2,
				  GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
                                  GTK_TYPE_FLOAT, 1.0);

    gtk_binding_entry_add_signal (binding_set, GDK_KP_Divide, 0,
				  "undo_selection", 0);
    gtk_binding_entry_add_signal (binding_set, GDK_Escape, 0,
				  "abort_column_resize", 0);
    gtk_binding_entry_add_signal (binding_set, GDK_space, 0,
				  "toggle_focus_row", 0);
    gtk_binding_entry_add_signal (binding_set, GDK_KP_Multiply, 0,
				  "toggle_add_mode", 0);
    gtk_binding_entry_add_signal (binding_set, GDK_KP_Add, 0,
				  "select_all", 0);
    gtk_binding_entry_add_signal (binding_set, GDK_KP_Subtract, 0,
				  "unselect_all", 0);
    gtk_binding_entry_add_signal (binding_set, GDK_KP_Enter, 0,
				  "end_selection", 0);
  }
  */
762 763 764 765 766 767 768 769
}

static void
gtk_clist_init (GtkCList * clist)
{
  clist->flags = 0;

  GTK_WIDGET_UNSET_FLAGS (clist, GTK_NO_WINDOW);
770
  GTK_CLIST_SET_FLAG (clist, CLIST_FROZEN);
771

Tim Janik's avatar
Tim Janik committed
772 773 774
  clist->row_mem_chunk = NULL;
  clist->cell_mem_chunk = NULL;

775 776 777 778 779 780 781 782
  clist->rows = 0;
  clist->row_center_offset = 0;
  clist->row_height = 0;
  clist->row_list = NULL;
  clist->row_list_end = NULL;

  clist->columns = 0;

783
  clist->title_window = NULL;
784 785
  clist->column_title_area.x = 0;
  clist->column_title_area.y = 0;
Owen Taylor's avatar
Owen Taylor committed
786 787
  clist->column_title_area.width = 1;
  clist->column_title_area.height = 1;
788 789

  clist->clist_window = NULL;
Owen Taylor's avatar
Owen Taylor committed
790 791
  clist->clist_window_width = 1;
  clist->clist_window_height = 1;
792 793 794 795 796 797 798 799 800 801 802 803 804 805 806

  clist->hoffset = 0;
  clist->voffset = 0;

  clist->shadow_type = GTK_SHADOW_IN;
  clist->hscrollbar_policy = GTK_POLICY_ALWAYS;
  clist->vscrollbar_policy = GTK_POLICY_ALWAYS;

  clist->cursor_drag = NULL;
  clist->xor_gc = NULL;
  clist->fg_gc = NULL;
  clist->bg_gc = NULL;
  clist->x_drag = 0;

  clist->selection_mode = GTK_SELECTION_SINGLE;
807
  clist->selection = NULL;
808 809 810 811 812 813 814 815 816 817 818 819 820 821
  clist->selection_end = NULL;
  clist->undo_selection = NULL;
  clist->undo_unselection = NULL;

  GTK_WIDGET_SET_FLAGS (clist, GTK_CAN_FOCUS);
  GTK_CLIST_SET_FLAG (clist, CLIST_CHILD_HAS_FOCUS);
  clist->focus_row = -1;
  clist->undo_anchor = -1;

  clist->anchor = -1;
  clist->anchor_state = GTK_STATE_SELECTED;
  clist->drag_pos = -1;
  clist->htimer = 0;
  clist->vtimer = 0;
Stefan Jeske's avatar
Stefan Jeske committed
822 823 824 825

  clist->compare = default_compare;
  clist->sort_type = GTK_SORT_ASCENDING;
  clist->sort_column = 0;
826 827
}

828 829 830 831 832 833 834 835
/* Constructors */
void
gtk_clist_construct (GtkCList * clist,
		     gint columns,
		     gchar *titles[])
{
  int i;

Tim Janik's avatar
Tim Janik committed
836 837
  g_return_if_fail (clist != NULL);
  g_return_if_fail (GTK_IS_CLIST (clist));
838
  g_return_if_fail (GTK_CLIST_CONSTRUCTED (clist) == FALSE);
Tim Janik's avatar
Tim Janik committed
839

840
  GTK_CLIST_SET_FLAG (clist, CLIST_CONSTRUCTED);
841

842 843 844 845 846 847 848 849 850 851 852 853 854 855
  /* initalize memory chunks, if this has not been done by any
   * possibly derived widget
   */
  if (!clist->row_mem_chunk)
    clist->row_mem_chunk = g_mem_chunk_new ("clist row mem chunk",
					    sizeof (GtkCListRow),
					    sizeof (GtkCListRow) * CLIST_OPTIMUM_SIZE, 
					    G_ALLOC_AND_FREE);

  if (!clist->cell_mem_chunk)
    clist->cell_mem_chunk = g_mem_chunk_new ("clist cell mem chunk",
					     sizeof (GtkCell) * columns,
					     sizeof (GtkCell) * columns * CLIST_OPTIMUM_SIZE, 
					     G_ALLOC_AND_FREE);
856 857 858 859 860 861 862 863 864 865 866 867 868 869 870

  /* set number of columns, allocate memory */
  clist->columns = columns;
  clist->column = columns_new (clist);

  /* there needs to be at least one column button 
   * because there is alot of code that will break if it
   * isn't there*/
  column_button_create (clist, 0);

  /* create scrollbars */
  create_scrollbars (clist);

  if (titles)
    {
871
      GTK_CLIST_SET_FLAG (clist, CLIST_SHOW_TITLES);
872 873 874 875 876
      for (i = 0; i < columns; i++)
	gtk_clist_set_column_title (clist, i, titles[i]);
    }
  else
    {
877
      GTK_CLIST_UNSET_FLAG (clist, CLIST_SHOW_TITLES);
878 879 880
    }
}

881 882 883 884 885
/*
 * GTKCLIST PUBLIC INTERFACE
 *   gtk_clist_new_with_titles
 *   gtk_clist_new
 */
886
GtkWidget *
887
gtk_clist_new_with_titles (gint columns,
888
			   gchar * titles[])
889
{
890
  GtkWidget *widget;
891

892 893
  g_return_val_if_fail (titles != NULL, NULL);
  
894
  widget = gtk_type_new (GTK_TYPE_CLIST);
895 896
  
  gtk_clist_construct (GTK_CLIST (widget), columns, titles);
897 898 899 900 901

  return widget;
}

GtkWidget *
902
gtk_clist_new (gint columns)
903
{
904 905
  GtkCList *clist;

906
  if (columns < 1)
907 908
    return NULL;

909
  clist = gtk_type_new (GTK_TYPE_CLIST);
910
  gtk_clist_construct (clist, columns, NULL);
911 912 913 914 915 916 917 918
  return GTK_WIDGET (clist);
}

void
gtk_clist_set_border (GtkCList * clist,
		      GtkShadowType border)
{
  g_return_if_fail (clist != NULL);
919
  g_return_if_fail (GTK_IS_CLIST (clist));
920 921 922 923 924 925 926 927 928 929 930 931

  clist->shadow_type = border;

  if (GTK_WIDGET_VISIBLE (clist))
    gtk_widget_queue_resize (GTK_WIDGET (clist));
}

void
gtk_clist_set_selection_mode (GtkCList * clist,
			      GtkSelectionMode mode)
{
  g_return_if_fail (clist != NULL);
932 933 934 935
  g_return_if_fail (GTK_IS_CLIST (clist));

  if (mode == clist->selection_mode)
    return;
936 937

  clist->selection_mode = mode;
938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957
  clist->anchor = -1;
  clist->anchor_state = GTK_STATE_SELECTED;
  clist->drag_pos = -1;
  clist->undo_anchor = clist->focus_row;

  g_list_free (clist->undo_selection);
  g_list_free (clist->undo_unselection);
  clist->undo_selection = NULL;
  clist->undo_unselection = NULL;

  switch (mode)
    {
    case GTK_SELECTION_MULTIPLE:
    case GTK_SELECTION_EXTENDED:
      return;
    case GTK_SELECTION_BROWSE:
    case GTK_SELECTION_SINGLE:
      gtk_clist_unselect_all (clist);
      break;
    }
958 959 960 961 962 963
}

void
gtk_clist_freeze (GtkCList * clist)
{
  g_return_if_fail (clist != NULL);
964
  g_return_if_fail (GTK_IS_CLIST (clist));
965

966
  GTK_CLIST_SET_FLAG (clist, CLIST_FROZEN);
967 968 969 970 971 972
}

void
gtk_clist_thaw (GtkCList * clist)
{
  g_return_if_fail (clist != NULL);
973
  g_return_if_fail (GTK_IS_CLIST (clist));
974

975
  GTK_CLIST_UNSET_FLAG (clist, CLIST_FROZEN);
976

Jay Painter's avatar
Jay Painter committed
977
  adjust_scrollbars (clist);
978
  draw_rows (clist, NULL);
979 980
}

981 982 983 984
void
gtk_clist_column_titles_show (GtkCList * clist)
{
  g_return_if_fail (clist != NULL);
985
  g_return_if_fail (GTK_IS_CLIST (clist));
986 987 988

  if (!GTK_CLIST_SHOW_TITLES (clist))
    {
989
      GTK_CLIST_SET_FLAG (clist, CLIST_SHOW_TITLES);
990 991
      if (clist->title_window)
	      gdk_window_show (clist->title_window);
992 993 994 995 996 997 998
      gtk_widget_queue_resize (GTK_WIDGET (clist));
    }
}

void 
gtk_clist_column_titles_hide (GtkCList * clist)
{
Jay Painter's avatar
Jay Painter committed
999
  g_return_if_fail (clist != NULL);
1000
  g_return_if_fail (GTK_IS_CLIST (clist));
Jay Painter's avatar
Jay Painter committed
1001

1002 1003
  if (GTK_CLIST_SHOW_TITLES (clist))
    {
1004
      GTK_CLIST_UNSET_FLAG (clist, CLIST_SHOW_TITLES);
1005 1006
      if (clist->title_window)
	      gdk_window_hide (clist->title_window);
1007 1008 1009
      gtk_widget_queue_resize (GTK_WIDGET (clist));
    }
}
1010

Jay Painter's avatar
Jay Painter committed
1011 1012 1013 1014 1015
void
gtk_clist_column_title_active (GtkCList * clist,
			       gint column)
{
  g_return_if_fail (clist != NULL);
1016
  g_return_if_fail (GTK_IS_CLIST (clist));
Jay Painter's avatar
Jay Painter committed
1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034

  if (column < 0 || column >= clist->columns)
    return;

  if (!GTK_WIDGET_SENSITIVE (clist->column[column].button) ||
      !GTK_WIDGET_CAN_FOCUS (clist->column[column].button))
    {
      GTK_WIDGET_SET_FLAGS (clist->column[column].button, GTK_SENSITIVE | GTK_CAN_FOCUS);
      if (GTK_WIDGET_VISIBLE (clist))
	gtk_widget_queue_draw (clist->column[column].button);
    }
}

void
gtk_clist_column_title_passive (GtkCList * clist,
				gint column)
{
  g_return_if_fail (clist != NULL);
1035
  g_return_if_fail (GTK_IS_CLIST (clist));
Jay Painter's avatar
Jay Painter committed
1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054

  if (column < 0 || column >= clist->columns)
    return;

  if (GTK_WIDGET_SENSITIVE (clist->column[column].button) ||
      GTK_WIDGET_CAN_FOCUS (clist->column[column].button))
    {
      GTK_WIDGET_UNSET_FLAGS (clist->column[column].button, GTK_SENSITIVE | GTK_CAN_FOCUS);
      if (GTK_WIDGET_VISIBLE (clist))
	gtk_widget_queue_draw (clist->column[column].button);
    }
}

void
gtk_clist_column_titles_active (GtkCList * clist)
{
  gint i;

  g_return_if_fail (clist != NULL);
1055
  g_return_if_fail (GTK_IS_CLIST (clist));
Jay Painter's avatar
Jay Painter committed
1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067

  for (i = 0; i < clist->columns; i++)
    if (clist->column[i].button)
      gtk_clist_column_title_active (clist, i);
}

void
gtk_clist_column_titles_passive (GtkCList * clist)
{
  gint i;

  g_return_if_fail (clist != NULL);
1068
  g_return_if_fail (GTK_IS_CLIST (clist));
Jay Painter's avatar
Jay Painter committed
1069 1070 1071 1072 1073 1074

  for (i = 0; i < clist->columns; i++)
    if (clist->column[i].button)
      gtk_clist_column_title_passive (clist, i);
}

1075 1076 1077 1078 1079
void
gtk_clist_set_column_title (GtkCList * clist,
			    gint column,
			    gchar * title)
{
1080
  gint new_button = 0;
1081
  GtkWidget *old_widget;
1082
  GtkWidget *alignment = NULL;
1083 1084 1085
  GtkWidget *label;

  g_return_if_fail (clist != NULL);
1086
  g_return_if_fail (GTK_IS_CLIST (clist));
1087 1088 1089 1090

  if (column < 0 || column >= clist->columns)
    return;

1091
  /* if the column button doesn't currently exist,
1092 1093 1094 1095 1096 1097 1098
   * it has to be created first */
  if (!clist->column[column].button)
    {
      column_button_create (clist, column);
      new_button = 1;
    }

1099
  column_title_new (clist, column, title);
1100 1101

  /* remove and destroy the old widget */
1102
  old_widget = GTK_BIN (clist->column[column].button)->child;
1103
  if (old_widget)
1104
    gtk_container_remove (GTK_CONTAINER (clist->column[column].button), old_widget);
1105

1106
  /* create new alignment based no column justification */
1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125
  switch (clist->column[column].justification)
    {
    case GTK_JUSTIFY_LEFT:
      alignment = gtk_alignment_new (0.0, 0.5, 0.0, 0.0);
      break;

    case GTK_JUSTIFY_RIGHT:
      alignment = gtk_alignment_new (1.0, 0.5, 0.0, 0.0);
      break;

    case GTK_JUSTIFY_CENTER:
      alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
      break;

    case GTK_JUSTIFY_FILL:
      alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
      break;
    }

1126 1127 1128 1129 1130 1131
  label = gtk_label_new (clist->column[column].title);
  gtk_container_add (GTK_CONTAINER (alignment), label);
  gtk_container_add (GTK_CONTAINER (clist->column[column].button), alignment);
  gtk_widget_show (label);
  gtk_widget_show (alignment);

1132
  /* if this button didn't previously exist, then the
1133 1134
   * column button positions have to be re-computed */
  if (GTK_WIDGET_VISIBLE (clist) && new_button)
Jay Painter's avatar
Jay Painter committed
1135
    size_allocate_title_buttons (clist);
1136 1137 1138 1139 1140 1141 1142
}

void
gtk_clist_set_column_widget (GtkCList * clist,
			     gint column,
			     GtkWidget * widget)
{
1143
  gint new_button = 0;
1144 1145 1146
  GtkWidget *old_widget;

  g_return_if_fail (clist != NULL);
1147
  g_return_if_fail (GTK_IS_CLIST (clist));
1148 1149 1150 1151

  if (column < 0 || column >= clist->columns)
    return;

1152
  /* if the column button doesn't currently exist,
1153 1154 1155 1156 1157 1158 1159
   * it has to be created first */
  if (!clist->column[column].button)
    {
      column_button_create (clist, column);
      new_button = 1;
    }

1160
  column_title_new (clist, column, NULL);
1161 1162

  /* remove and destroy the old widget */
1163
  old_widget = GTK_BIN (clist->column[column].button)->child;
1164
  if (old_widget)
1165
    gtk_container_remove (GTK_CONTAINER (clist->column[column].button), old_widget);
1166 1167 1168 1169 1170 1171 1172

  /* add and show the widget */
  if (widget)
    {
      gtk_container_add (GTK_CONTAINER (clist->column[column].button), widget);
      gtk_widget_show (widget);
    }
1173

1174
  /* if this button didn't previously exist, then the
1175 1176
   * column button positions have to be re-computed */
  if (GTK_WIDGET_VISIBLE (clist) && new_button)
Jay Painter's avatar
Jay Painter committed
1177
    size_allocate_title_buttons (clist);
1178 1179 1180 1181 1182 1183 1184 1185 1186 1187
}

void
gtk_clist_set_column_justification (GtkCList * clist,
				    gint column,
				    GtkJustification justification)
{
  GtkWidget *alignment;

  g_return_if_fail (clist != NULL);