2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
4 * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail team
6 * Parts of this file from gtk/gtkctree.c and gtk/gtkclist.c:
7 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball, Josh MacDonald,
8 * Copyright (C) 1997-1998 Jay Painter <jpaint@serv.net><jpaint@gimp.org>
10 * Parts of this file from gtkflist.c:
11 * Copyright (C) 1999 The Free Software Foundation
12 * Author: Federico Mena <federico@nuclecu.unam.mx>
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation; either version 2 of the License, or
17 * (at your option) any later version.
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
31 #include "gtksctree.h"
32 #include "claws-marshal.h"
33 #include "stock_pixmap.h"
34 #include "prefs_common.h"
37 #define CLIST_UNFROZEN(clist) (((GtkCList*) (clist))->freeze_count == 0)
38 #define CLIST_REFRESH(clist) G_STMT_START { \
39 if (CLIST_UNFROZEN (clist)) \
40 GTK_CLIST_GET_CLASS (clist)->refresh ((GtkCList*) (clist)); \
42 #define CELL_SPACING 1
43 #define CLIST_OPTIMUM_SIZE 64
44 #define COLUMN_INSET 3
46 #define TAB_SIZE (PM_SIZE + 6)
47 #define ROW_TOP_YPIXEL(clist, row) (((clist)->row_height * (row)) + \
48 (((row) + 1) * CELL_SPACING) + \
50 #define ROW_FROM_YPIXEL(clist, y) (((y) - (clist)->voffset) / \
51 ((clist)->row_height + CELL_SPACING))
52 #define COLUMN_LEFT_XPIXEL(clist, col) ((clist)->column[(col)].area.x \
54 #define COLUMN_LEFT(clist, column) ((clist)->column[(column)].area.x)
64 static GdkPixmap *emptyxpm = NULL;
65 static GdkBitmap *emptyxpmmask = NULL;
67 static void gtk_sctree_class_init (GtkSCTreeClass *class);
68 static void gtk_sctree_init (GtkSCTree *sctree);
70 static gint gtk_sctree_button_press (GtkWidget *widget, GdkEventButton *event);
71 static gint gtk_sctree_button_release (GtkWidget *widget, GdkEventButton *event);
72 static gint gtk_sctree_motion (GtkWidget *widget, GdkEventMotion *event);
73 static void gtk_sctree_drag_begin (GtkWidget *widget, GdkDragContext *context);
74 static void gtk_sctree_drag_end (GtkWidget *widget, GdkDragContext *context);
75 static void gtk_sctree_drag_data_get (GtkWidget *widget, GdkDragContext *context,
76 GtkSelectionData *data, guint info, guint time);
77 static void gtk_sctree_drag_leave (GtkWidget *widget, GdkDragContext *context, guint time);
78 static gboolean gtk_sctree_drag_motion (GtkWidget *widget, GdkDragContext *context,
79 gint x, gint y, guint time);
80 static gboolean gtk_sctree_drag_drop (GtkWidget *widget, GdkDragContext *context,
81 gint x, gint y, guint time);
82 static void gtk_sctree_drag_data_received (GtkWidget *widget, GdkDragContext *context,
83 gint x, gint y, GtkSelectionData *data,
84 guint info, guint time);
86 static void gtk_sctree_clear (GtkCList *clist);
87 static void gtk_sctree_real_unselect_all (GtkCList *clist);
88 static void gtk_sctree_collapse (GtkCTree *ctree, GtkCTreeNode *node);
90 static void stree_sort (GtkCTree *ctree, GtkCTreeNode *node, gpointer data);
91 void gtk_sctree_sort_node (GtkCTree *ctree, GtkCTreeNode *node);
92 void gtk_sctree_sort_recursive (GtkCTree *ctree, GtkCTreeNode *node);
94 static void gtk_sctree_link (GtkCTree *ctree,
97 GtkCTreeNode *sibling,
98 gboolean update_focus_row);
100 static void gtk_sctree_unlink (GtkCTree *ctree,
102 gboolean update_focus_row);
104 static void stree_update_level (GtkCTree *ctree,
108 static GtkCTreeNode * gtk_sctree_last_visible (GtkCTree *ctree,
110 static void gtk_sctree_real_tree_expand (GtkCTree *ctree,
113 sreal_tree_move (GtkCTree *ctree,
115 GtkCTreeNode *new_parent,
116 GtkCTreeNode *new_sibling);
118 static GtkCTreeClass *parent_class;
120 static guint sctree_signals[LAST_SIGNAL];
123 * gtk_sctree_get_type:
126 * Creates the GtkSCTree class and its type information
128 * Return value: The type ID for GtkSCTreeClass
131 gtk_sctree_get_type (void)
133 static GType sctree_type = 0;
136 GTypeInfo sctree_info = {
137 sizeof (GtkSCTreeClass),
139 (GBaseInitFunc) NULL,
140 (GBaseFinalizeFunc) NULL,
142 (GClassInitFunc) gtk_sctree_class_init,
143 (GClassFinalizeFunc) NULL,
144 NULL, /* class_data */
148 (GInstanceInitFunc) gtk_sctree_init,
151 sctree_type = g_type_register_static (GTK_TYPE_CTREE, "GtkSCTree", &sctree_info, (GTypeFlags)0);
158 gtk_sctree_draw_cell_pixmap (GdkWindow *window,
159 GdkRectangle *clip_rectangle,
173 gdk_gc_set_clip_mask (fg_gc, mask);
174 gdk_gc_set_clip_origin (fg_gc, x, y);
176 if (x < clip_rectangle->x)
178 xsrc = clip_rectangle->x - x;
180 x = clip_rectangle->x;
182 if (x + width > clip_rectangle->x + clip_rectangle->width)
183 width = clip_rectangle->x + clip_rectangle->width - x;
185 if (y < clip_rectangle->y)
187 ysrc = clip_rectangle->y - y;
189 y = clip_rectangle->y;
191 if (y + height > clip_rectangle->y + clip_rectangle->height)
192 height = clip_rectangle->y + clip_rectangle->height - y;
194 if (width > 0 && height > 0)
195 gdk_draw_pixmap (window, fg_gc, pixmap, xsrc, ysrc, x, y, width, height);
199 gdk_gc_set_clip_rectangle (fg_gc, NULL);
200 gdk_gc_set_clip_origin (fg_gc, 0, 0);
203 return x + MAX (width, 0);
207 gtk_sctree_get_cell_style (GtkCList *clist,
208 GtkCListRow *clist_row,
218 if ((state == GTK_STATE_NORMAL) &&
219 (GTK_WIDGET (clist)->state == GTK_STATE_INSENSITIVE))
220 fg_state = GTK_STATE_INSENSITIVE;
224 if (clist_row->cell[column].style)
227 *style = clist_row->cell[column].style;
229 *fg_gc = clist_row->cell[column].style->fg_gc[fg_state];
231 if (state == GTK_STATE_SELECTED)
232 *bg_gc = clist_row->cell[column].style->bg_gc[state];
235 else if (clist_row->style)
238 *style = clist_row->style;
240 *fg_gc = clist_row->style->fg_gc[fg_state];
242 if (state == GTK_STATE_SELECTED)
243 *bg_gc = clist_row->style->bg_gc[state];
245 *bg_gc = clist_row->bg_set ?
246 clist->bg_gc : clist_row->style->base_gc[state];
252 *style = GTK_WIDGET (clist)->style;
254 *fg_gc = GTK_WIDGET (clist)->style->fg_gc[fg_state];
256 if (state == GTK_STATE_SELECTED)
257 *bg_gc = GTK_WIDGET (clist)->style->bg_gc[state];
259 *bg_gc = GTK_WIDGET (clist)->style->base_gc[state];
262 if (state != GTK_STATE_SELECTED)
264 if (fg_gc && clist_row->fg_set)
265 *fg_gc = clist->fg_gc;
266 if (bg_gc && clist_row->bg_set)
267 *bg_gc = clist->bg_gc;
273 gtk_sctree_draw_expander (GtkCTree *ctree,
274 GtkCTreeRow *ctree_row,
276 GdkRectangle *clip_rectangle,
281 gint justification_factor;
284 if (ctree->expander_style == GTK_CTREE_EXPANDER_NONE)
287 clist = GTK_CLIST (ctree);
288 if (clist->column[ctree->tree_column].justification == GTK_JUSTIFY_RIGHT)
289 justification_factor = -1;
291 justification_factor = 1;
292 y = (clip_rectangle->y + (clip_rectangle->height - PM_SIZE) / 2 -
293 (clip_rectangle->height + 1) % 2);
295 if (!ctree_row->children)
297 switch (ctree->expander_style)
299 case GTK_CTREE_EXPANDER_NONE:
301 case GTK_CTREE_EXPANDER_TRIANGLE:
302 return x + justification_factor * (PM_SIZE + 3);
303 case GTK_CTREE_EXPANDER_SQUARE:
304 case GTK_CTREE_EXPANDER_CIRCULAR:
305 return x + justification_factor * (PM_SIZE + 1);
309 gdk_gc_set_clip_rectangle (style->fg_gc[GTK_STATE_NORMAL], clip_rectangle);
310 gdk_gc_set_clip_rectangle (style->base_gc[GTK_STATE_NORMAL], clip_rectangle);
312 switch (ctree->expander_style)
314 case GTK_CTREE_EXPANDER_NONE:
316 case GTK_CTREE_EXPANDER_TRIANGLE:
317 if (ctree_row->expanded)
320 points[0].y = y + (PM_SIZE + 2) / 6;
321 points[1].x = points[0].x + justification_factor * (PM_SIZE + 2);
322 points[1].y = points[0].y;
323 points[2].x = (points[0].x +
324 justification_factor * (PM_SIZE + 2) / 2);
325 points[2].y = y + 2 * (PM_SIZE + 2) / 3;
329 points[0].x = x + justification_factor * ((PM_SIZE + 2) / 6 + 2);
331 points[1].x = points[0].x;
332 points[1].y = points[0].y + (PM_SIZE + 2);
333 points[2].x = (points[0].x +
334 justification_factor * (2 * (PM_SIZE + 2) / 3 - 1));
335 points[2].y = points[0].y + (PM_SIZE + 2) / 2;
338 gdk_draw_polygon (clist->clist_window, style->base_gc[GTK_STATE_NORMAL],
340 gdk_draw_polygon (clist->clist_window, style->fg_gc[GTK_STATE_NORMAL],
343 x += justification_factor * (PM_SIZE + 3);
345 case GTK_CTREE_EXPANDER_SQUARE:
346 case GTK_CTREE_EXPANDER_CIRCULAR:
347 if (justification_factor == -1)
348 x += justification_factor * (PM_SIZE + 1);
350 if (ctree->expander_style == GTK_CTREE_EXPANDER_CIRCULAR)
352 gdk_draw_arc (clist->clist_window, style->base_gc[GTK_STATE_NORMAL],
353 TRUE, x, y, PM_SIZE, PM_SIZE, 0, 360 * 64);
354 gdk_draw_arc (clist->clist_window, style->fg_gc[GTK_STATE_NORMAL],
355 FALSE, x, y, PM_SIZE, PM_SIZE, 0, 360 * 64);
359 gdk_draw_rectangle (clist->clist_window,
360 style->base_gc[GTK_STATE_NORMAL], TRUE,
361 x, y, PM_SIZE, PM_SIZE);
362 gdk_draw_rectangle (clist->clist_window,
363 style->fg_gc[GTK_STATE_NORMAL], FALSE,
364 x, y, PM_SIZE, PM_SIZE);
367 gdk_draw_line (clist->clist_window, style->fg_gc[GTK_STATE_NORMAL],
368 x + 2, y + PM_SIZE / 2, x + PM_SIZE - 2, y + PM_SIZE / 2);
370 if (!ctree_row->expanded)
371 gdk_draw_line (clist->clist_window, style->fg_gc[GTK_STATE_NORMAL],
372 x + PM_SIZE / 2, y + 2,
373 x + PM_SIZE / 2, y + PM_SIZE - 2);
375 if (justification_factor == 1)
376 x += justification_factor * (PM_SIZE + 1);
380 gdk_gc_set_clip_rectangle (style->fg_gc[GTK_STATE_NORMAL], NULL);
381 gdk_gc_set_clip_rectangle (style->base_gc[GTK_STATE_NORMAL], NULL);
387 gtk_sctree_draw_lines (GtkCTree *ctree,
388 GtkCTreeRow *ctree_row,
392 GdkRectangle *clip_rectangle,
393 GdkRectangle *cell_rectangle,
400 GtkCTreeNode *parent;
401 GdkRectangle tree_rectangle;
402 GdkRectangle tc_rectangle;
413 gint justification_factor;
415 clist = GTK_CLIST (ctree);
416 ycenter = clip_rectangle->y + (clip_rectangle->height / 2);
417 justify_right = (clist->column[column].justification == GTK_JUSTIFY_RIGHT);
421 offset = (clip_rectangle->x + clip_rectangle->width - 1 -
422 ctree->tree_indent * (ctree_row->level - 1));
423 justification_factor = -1;
427 offset = clip_rectangle->x + ctree->tree_indent * (ctree_row->level - 1);
428 justification_factor = 1;
431 switch (ctree->line_style)
433 case GTK_CTREE_LINES_NONE:
435 case GTK_CTREE_LINES_TABBED:
436 xcenter = offset + justification_factor * TAB_SIZE;
438 column_right = (COLUMN_LEFT_XPIXEL (clist, ctree->tree_column) +
439 clist->column[ctree->tree_column].area.width +
441 column_left = (COLUMN_LEFT_XPIXEL (clist, ctree->tree_column) -
442 COLUMN_INSET - CELL_SPACING);
446 tree_rectangle.y = crect->y;
447 tree_rectangle.height = crect->height;
451 tree_rectangle.x = xcenter;
452 tree_rectangle.width = column_right - xcenter;
456 tree_rectangle.x = column_left;
457 tree_rectangle.width = xcenter - column_left;
460 if (!gdk_rectangle_intersect (area, &tree_rectangle, &tc_rectangle))
462 offset += justification_factor * 3;
467 gdk_gc_set_clip_rectangle (ctree->lines_gc, crect);
469 next_level = ctree_row->level;
471 if (!ctree_row->sibling || (ctree_row->children && ctree_row->expanded))
473 node = gtk_ctree_find_node_ptr (ctree, ctree_row);
474 if (GTK_CTREE_NODE_NEXT (node))
475 next_level = GTK_CTREE_ROW (GTK_CTREE_NODE_NEXT (node))->level;
480 if (ctree->tree_indent > 0)
482 node = ctree_row->parent;
485 xcenter -= (justification_factor * ctree->tree_indent);
487 if ((justify_right && xcenter < column_left) ||
488 (!justify_right && xcenter > column_right))
490 node = GTK_CTREE_ROW (node)->parent;
494 tree_rectangle.y = cell_rectangle->y;
495 tree_rectangle.height = cell_rectangle->height;
498 tree_rectangle.x = MAX (xcenter - ctree->tree_indent + 1,
500 tree_rectangle.width = MIN (xcenter - column_left,
505 tree_rectangle.x = xcenter;
506 tree_rectangle.width = MIN (column_right - xcenter,
510 if (!area || gdk_rectangle_intersect (area, &tree_rectangle,
513 gtk_sctree_get_cell_style (clist, >K_CTREE_ROW (node)->row,
514 state, row, column, NULL, NULL, &bg_gc);
516 if (bg_gc == clist->bg_gc)
517 gdk_gc_set_foreground
518 (clist->bg_gc, >K_CTREE_ROW (node)->row.background);
521 gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE,
524 tree_rectangle.width,
525 tree_rectangle.height);
527 gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE,
531 tc_rectangle.height);
533 if (next_level > GTK_CTREE_ROW (node)->level)
534 gdk_draw_line (clist->clist_window, ctree->lines_gc,
536 xcenter, crect->y + crect->height);
541 offset_x = MIN (ctree->tree_indent, 2 * TAB_SIZE);
542 width = offset_x / 2 + offset_x % 2;
544 parent = GTK_CTREE_ROW (node)->parent;
546 tree_rectangle.y = ycenter;
547 tree_rectangle.height = (cell_rectangle->y - ycenter +
548 cell_rectangle->height);
552 tree_rectangle.x = MAX(xcenter + 1 - width, column_left);
553 tree_rectangle.width = MIN (xcenter + 1 - column_left,
558 tree_rectangle.x = xcenter;
559 tree_rectangle.width = MIN (column_right - xcenter,
564 gdk_rectangle_intersect (area, &tree_rectangle,
569 gtk_sctree_get_cell_style (clist, >K_CTREE_ROW (parent)->row,
570 state, row, column, NULL, NULL, &bg_gc);
571 if (bg_gc == clist->bg_gc)
572 gdk_gc_set_foreground
574 >K_CTREE_ROW (parent)->row.background);
576 else if (state == GTK_STATE_SELECTED)
577 bg_gc = style->base_gc[state];
579 bg_gc = GTK_WIDGET (clist)->style->base_gc[state];
582 gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE,
585 tree_rectangle.width,
586 tree_rectangle.height);
588 gdk_draw_rectangle (clist->clist_window,
593 tc_rectangle.height);
596 gtk_sctree_get_cell_style (clist, >K_CTREE_ROW (node)->row,
597 state, row, column, NULL, NULL, &bg_gc);
598 if (bg_gc == clist->bg_gc)
599 gdk_gc_set_foreground
600 (clist->bg_gc, >K_CTREE_ROW (node)->row.background);
602 gdk_gc_set_clip_rectangle (bg_gc, crect);
603 gdk_draw_arc (clist->clist_window, bg_gc, TRUE,
604 xcenter - (justify_right * offset_x),
606 offset_x, clist->row_height,
607 (180 + (justify_right * 90)) * 64, 90 * 64);
608 gdk_gc_set_clip_rectangle (bg_gc, NULL);
610 gdk_draw_line (clist->clist_window, ctree->lines_gc,
611 xcenter, cell_rectangle->y, xcenter, ycenter);
614 gdk_draw_arc (clist->clist_window, ctree->lines_gc, FALSE,
615 xcenter - offset_x, cell_rectangle->y,
616 offset_x, clist->row_height,
619 gdk_draw_arc (clist->clist_window, ctree->lines_gc, FALSE,
620 xcenter, cell_rectangle->y,
621 offset_x, clist->row_height,
624 node = GTK_CTREE_ROW (node)->parent;
628 if (state != GTK_STATE_SELECTED)
630 tree_rectangle.y = clip_rectangle->y;
631 tree_rectangle.height = clip_rectangle->height;
632 tree_rectangle.width = COLUMN_INSET + CELL_SPACING +
633 MIN (clist->column[ctree->tree_column].area.width + COLUMN_INSET,
637 tree_rectangle.x = MAX (xcenter + 1, column_left);
639 tree_rectangle.x = column_left;
642 gdk_draw_rectangle (clist->clist_window,
644 (ctree)->style->base_gc[GTK_STATE_NORMAL],
648 tree_rectangle.width,
649 tree_rectangle.height);
650 else if (gdk_rectangle_intersect (area, &tree_rectangle,
652 gdk_draw_rectangle (clist->clist_window,
654 (ctree)->style->base_gc[GTK_STATE_NORMAL],
659 tc_rectangle.height);
662 xcenter = offset + (justification_factor * ctree->tree_indent / 2);
664 gtk_sctree_get_cell_style (clist, &ctree_row->row, state, row, column, NULL, NULL,
666 if (bg_gc == clist->bg_gc)
667 gdk_gc_set_foreground (clist->bg_gc, &ctree_row->row.background);
669 gdk_gc_set_clip_rectangle (bg_gc, crect);
670 if (ctree_row->is_leaf)
674 points[0].x = offset + justification_factor * TAB_SIZE;
675 points[0].y = cell_rectangle->y;
677 points[1].x = points[0].x - justification_factor * 4;
678 points[1].y = points[0].y;
680 points[2].x = points[1].x - justification_factor * 2;
681 points[2].y = points[1].y + 3;
683 points[3].x = points[2].x;
684 points[3].y = points[2].y + clist->row_height - 5;
686 points[4].x = points[3].x + justification_factor * 2;
687 points[4].y = points[3].y + 3;
689 points[5].x = points[4].x + justification_factor * 4;
690 points[5].y = points[4].y;
692 gdk_draw_polygon (clist->clist_window, bg_gc, TRUE, points, 6);
693 gdk_draw_lines (clist->clist_window, ctree->lines_gc, points, 6);
697 gdk_draw_arc (clist->clist_window, bg_gc, TRUE,
698 offset - (justify_right * 2 * TAB_SIZE),
700 2 * TAB_SIZE, clist->row_height,
701 (90 + (180 * justify_right)) * 64, 180 * 64);
702 gdk_draw_arc (clist->clist_window, ctree->lines_gc, FALSE,
703 offset - (justify_right * 2 * TAB_SIZE),
705 2 * TAB_SIZE, clist->row_height,
706 (90 + (180 * justify_right)) * 64, 180 * 64);
708 gdk_gc_set_clip_rectangle (bg_gc, NULL);
709 gdk_gc_set_clip_rectangle (ctree->lines_gc, NULL);
711 offset += justification_factor * 3;
714 xcenter = offset + justification_factor * PM_SIZE / 2;
718 tree_rectangle.y = crect->y;
719 tree_rectangle.height = crect->height;
723 tree_rectangle.x = xcenter - PM_SIZE / 2 - 2;
724 tree_rectangle.width = (clip_rectangle->x +
725 clip_rectangle->width -tree_rectangle.x);
729 tree_rectangle.x = clip_rectangle->x + PM_SIZE / 2;
730 tree_rectangle.width = (xcenter + PM_SIZE / 2 + 2 -
734 if (!gdk_rectangle_intersect (area, &tree_rectangle, &tc_rectangle))
740 if (ctree->line_style == GTK_CTREE_LINES_DOTTED)
742 offset_x += abs((clip_rectangle->x + clist->hoffset) % 2);
743 offset_y = abs((cell_rectangle->y + clist->voffset) % 2);
747 clip_rectangle->height++;
748 gdk_gc_set_clip_rectangle (ctree->lines_gc, clip_rectangle);
749 gdk_draw_line (clist->clist_window, ctree->lines_gc,
751 (ctree->show_stub || clist->row_list->data != ctree_row) ?
752 cell_rectangle->y + offset_y : ycenter,
754 (ctree_row->sibling) ? crect->y +crect->height : ycenter);
756 gdk_draw_line (clist->clist_window, ctree->lines_gc,
757 xcenter + (justification_factor * offset_x), ycenter,
758 xcenter + (justification_factor * (PM_SIZE / 2 + 2)),
761 node = ctree_row->parent;
764 xcenter -= (justification_factor * ctree->tree_indent);
766 if (GTK_CTREE_ROW (node)->sibling)
767 gdk_draw_line (clist->clist_window, ctree->lines_gc,
768 xcenter, cell_rectangle->y + offset_y,
769 xcenter, crect->y + crect->height);
770 node = GTK_CTREE_ROW (node)->parent;
772 gdk_gc_set_clip_rectangle (ctree->lines_gc, NULL);
774 clip_rectangle->height--;
781 sc_gtk_clist_create_cell_layout (GtkCList *clist,
782 GtkCListRow *clist_row,
790 gtk_sctree_get_cell_style (clist, clist_row, GTK_STATE_NORMAL, 0, column, &style,
794 cell = &clist_row->cell[column];
798 case GTK_CELL_PIXTEXT:
799 text = ((cell->type == GTK_CELL_PIXTEXT) ?
800 GTK_CELL_PIXTEXT (*cell)->text :
801 GTK_CELL_TEXT (*cell)->text);
806 layout = gtk_widget_create_pango_layout (GTK_WIDGET (clist),
807 ((cell->type == GTK_CELL_PIXTEXT) ?
808 GTK_CELL_PIXTEXT (*cell)->text :
809 GTK_CELL_TEXT (*cell)->text));
810 pango_layout_set_font_description (layout, style->font_desc);
820 gtk_sctree_draw_row (GtkCList *clist,
823 GtkCListRow *clist_row)
829 GdkRectangle row_rectangle;
830 GdkRectangle cell_rectangle;
831 GdkRectangle clip_rectangle;
832 GdkRectangle intersect_rectangle;
834 gint column_left = 0;
835 gint column_right = 0;
839 static GdkColor greybg={0, 0, 0, 0};
840 static gboolean color_change = TRUE;
842 if (greybg.pixel == 0 &&
846 GdkColor normalbg = {0, 0xffff, 0xffff, 0xffff};
847 if (GTK_WIDGET (clist)->style) {
848 normalbg = GTK_WIDGET (clist)->style->base[GTK_STATE_NORMAL];
850 if (normalbg.red > 0x8888 && normalbg.green > 0x8888 && normalbg.blue > 0x8888) {
851 greybg.pixel = normalbg.pixel;
852 greybg.red = normalbg.red - prefs_common.stripes_color_offset;
853 greybg.green = normalbg.green - prefs_common.stripes_color_offset;
854 greybg.blue = normalbg.blue - prefs_common.stripes_color_offset;
855 } else if (normalbg.red < 0x8888 && normalbg.green < 0x8888 && normalbg.blue < 0x8888) {
856 greybg.pixel = normalbg.pixel;
857 greybg.red = normalbg.red + prefs_common.stripes_color_offset;
858 greybg.green = normalbg.green + prefs_common.stripes_color_offset;
859 greybg.blue = normalbg.blue + prefs_common.stripes_color_offset;
861 color_change = FALSE;
865 g_return_if_fail (clist != NULL);
867 /* bail now if we arn't drawable yet */
868 if (!GTK_WIDGET_DRAWABLE (clist) || row < 0 || row >= clist->rows)
871 widget = GTK_WIDGET (clist);
872 ctree = GTK_CTREE (clist);
874 /* if the function is passed the pointer to the row instead of null,
875 * it avoids this expensive lookup */
877 clist_row = (g_list_nth (clist->row_list, row))->data;
879 /* rectangle of the entire row */
881 row_rectangle.y = ROW_TOP_YPIXEL (clist, row);
882 row_rectangle.width = clist->clist_window_width;
883 row_rectangle.height = clist->row_height;
885 /* rectangle of the cell spacing above the row */
886 cell_rectangle.x = 0;
887 cell_rectangle.y = row_rectangle.y - CELL_SPACING;
888 cell_rectangle.width = row_rectangle.width;
889 cell_rectangle.height = CELL_SPACING;
891 /* rectangle used to clip drawing operations, its y and height
892 * positions only need to be set once, so we set them once here.
893 * the x and width are set withing the drawing loop below once per
895 clip_rectangle.y = row_rectangle.y;
896 clip_rectangle.height = row_rectangle.height;
898 if (prefs_common.use_stripes_everywhere && GTK_SCTREE(ctree)->show_stripes
899 && color_change && row % 2) {
900 clist_row->background = greybg;
901 clist_row->bg_set = TRUE;
903 clist_row->bg_set = FALSE;
905 if (clist_row->state == GTK_STATE_NORMAL)
907 if (clist_row->fg_set)
908 gdk_gc_set_foreground (clist->fg_gc, &clist_row->foreground);
909 if (clist_row->bg_set)
910 gdk_gc_set_rgb_fg_color (clist->bg_gc, &clist_row->background);
913 state = clist_row->state;
915 gdk_gc_set_foreground (ctree->lines_gc,
916 &widget->style->fg[clist_row->state]);
918 /* draw the cell borders */
921 rect = &intersect_rectangle;
922 crect = &intersect_rectangle;
924 if (gdk_rectangle_intersect (area, &cell_rectangle, crect))
925 gdk_draw_rectangle (clist->clist_window,
926 widget->style->base_gc[GTK_STATE_NORMAL], TRUE,
927 crect->x, crect->y, crect->width, crect->height);
931 rect = &clip_rectangle;
932 crect = &cell_rectangle;
934 gdk_draw_rectangle (clist->clist_window,
935 widget->style->base_gc[GTK_STATE_NORMAL], TRUE,
936 crect->x, crect->y, crect->width, crect->height);
939 /* horizontal black lines */
940 if (ctree->line_style == GTK_CTREE_LINES_TABBED)
943 column_right = (COLUMN_LEFT_XPIXEL (clist, ctree->tree_column) +
944 clist->column[ctree->tree_column].area.width +
946 column_left = (COLUMN_LEFT_XPIXEL (clist, ctree->tree_column) -
947 COLUMN_INSET - (ctree->tree_column != 0) * CELL_SPACING);
949 switch (clist->column[ctree->tree_column].justification)
951 case GTK_JUSTIFY_CENTER:
952 case GTK_JUSTIFY_FILL:
953 case GTK_JUSTIFY_LEFT:
954 offset = (column_left + ctree->tree_indent *
955 (((GtkCTreeRow *)clist_row)->level - 1));
957 gdk_draw_line (clist->clist_window, ctree->lines_gc,
958 MIN (offset + TAB_SIZE, column_right),
960 clist->clist_window_width, cell_rectangle.y);
962 case GTK_JUSTIFY_RIGHT:
963 offset = (column_right - 1 - ctree->tree_indent *
964 (((GtkCTreeRow *)clist_row)->level - 1));
966 gdk_draw_line (clist->clist_window, ctree->lines_gc,
967 -1, cell_rectangle.y,
968 MAX (offset - TAB_SIZE, column_left),
974 /* the last row has to clear its bottom cell spacing too */
975 if (clist_row == clist->row_list_end->data)
977 cell_rectangle.y += clist->row_height + CELL_SPACING;
979 if (!area || gdk_rectangle_intersect (area, &cell_rectangle, crect))
981 gdk_draw_rectangle (clist->clist_window,
982 widget->style->base_gc[GTK_STATE_NORMAL], TRUE,
983 crect->x, crect->y, crect->width, crect->height);
985 /* horizontal black lines */
986 if (ctree->line_style == GTK_CTREE_LINES_TABBED)
988 switch (clist->column[ctree->tree_column].justification)
990 case GTK_JUSTIFY_CENTER:
991 case GTK_JUSTIFY_FILL:
992 case GTK_JUSTIFY_LEFT:
993 gdk_draw_line (clist->clist_window, ctree->lines_gc,
994 MIN (column_left + TAB_SIZE + COLUMN_INSET +
995 (((GtkCTreeRow *)clist_row)->level > 1) *
996 MIN (ctree->tree_indent / 2, TAB_SIZE),
999 clist->clist_window_width, cell_rectangle.y);
1001 case GTK_JUSTIFY_RIGHT:
1002 gdk_draw_line (clist->clist_window, ctree->lines_gc,
1003 -1, cell_rectangle.y,
1004 MAX (column_right - TAB_SIZE - 1 -
1006 (((GtkCTreeRow *)clist_row)->level > 1) *
1007 MIN (ctree->tree_indent / 2, TAB_SIZE),
1008 column_left - 1), cell_rectangle.y);
1015 for (last_column = clist->columns - 1;
1016 last_column >= 0 && !clist->column[last_column].visible; last_column--)
1019 /* iterate and draw all the columns (row cells) and draw their contents */
1020 for (i = 0; i < clist->columns; i++)
1025 PangoLayout *layout = NULL;
1026 PangoRectangle logical_rect;
1034 if (!clist->column[i].visible)
1037 gtk_sctree_get_cell_style (clist, clist_row, state, row, i, &style, &fg_gc, &bg_gc);
1039 /* calculate clipping region */
1040 clip_rectangle.x = clist->column[i].area.x + clist->hoffset;
1041 clip_rectangle.width = clist->column[i].area.width;
1043 cell_rectangle.x = clip_rectangle.x - COLUMN_INSET - CELL_SPACING;
1044 cell_rectangle.width = (clip_rectangle.width + 2 * COLUMN_INSET +
1045 (1 + (i == last_column)) * CELL_SPACING);
1046 cell_rectangle.y = clip_rectangle.y;
1047 cell_rectangle.height = clip_rectangle.height;
1052 if (area && !gdk_rectangle_intersect (area, &cell_rectangle,
1053 &intersect_rectangle))
1055 if (i != ctree->tree_column)
1060 gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE,
1061 crect->x, crect->y, crect->width, crect->height);
1064 layout = sc_gtk_clist_create_cell_layout (clist, clist_row, i);
1067 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
1068 width = logical_rect.width;
1073 switch (clist_row->cell[i].type)
1075 case GTK_CELL_PIXMAP:
1077 (GTK_CELL_PIXMAP (clist_row->cell[i])->pixmap, &pixmap_width,
1079 width += pixmap_width;
1081 case GTK_CELL_PIXTEXT:
1082 if (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap)
1085 (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap,
1086 &pixmap_width, &height);
1087 width += pixmap_width;
1090 if (GTK_CELL_PIXTEXT (clist_row->cell[i])->text &&
1091 GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap)
1092 width += GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing;
1094 if (i == ctree->tree_column)
1095 width += (ctree->tree_indent *
1096 ((GtkCTreeRow *)clist_row)->level);
1102 switch (clist->column[i].justification)
1104 case GTK_JUSTIFY_LEFT:
1105 offset = clip_rectangle.x + clist_row->cell[i].horizontal;
1107 case GTK_JUSTIFY_RIGHT:
1108 offset = (clip_rectangle.x + clist_row->cell[i].horizontal +
1109 clip_rectangle.width - width);
1111 case GTK_JUSTIFY_CENTER:
1112 case GTK_JUSTIFY_FILL:
1113 offset = (clip_rectangle.x + clist_row->cell[i].horizontal +
1114 (clip_rectangle.width / 2) - (width / 2));
1118 if (i != ctree->tree_column)
1120 offset += clist_row->cell[i].horizontal;
1121 switch (clist_row->cell[i].type)
1123 case GTK_CELL_PIXMAP:
1124 gtk_sctree_draw_cell_pixmap
1125 (clist->clist_window, &clip_rectangle, fg_gc,
1126 GTK_CELL_PIXMAP (clist_row->cell[i])->pixmap,
1127 GTK_CELL_PIXMAP (clist_row->cell[i])->mask,
1129 clip_rectangle.y + clist_row->cell[i].vertical +
1130 (clip_rectangle.height - height) / 2,
1131 pixmap_width, height);
1133 case GTK_CELL_PIXTEXT:
1134 offset = gtk_sctree_draw_cell_pixmap
1135 (clist->clist_window, &clip_rectangle, fg_gc,
1136 GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap,
1137 GTK_CELL_PIXTEXT (clist_row->cell[i])->mask,
1139 clip_rectangle.y + clist_row->cell[i].vertical +
1140 (clip_rectangle.height - height) / 2,
1141 pixmap_width, height);
1142 offset += GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing;
1148 gint row_center_offset = (clist->row_height - logical_rect.height) / 2;
1150 gdk_gc_set_clip_rectangle (fg_gc, &clip_rectangle);
1151 gdk_draw_layout (clist->clist_window, fg_gc,
1153 row_rectangle.y + row_center_offset + clist_row->cell[i].vertical,
1155 gdk_gc_set_clip_rectangle (fg_gc, NULL);
1156 g_object_unref (G_OBJECT (layout));
1166 if (bg_gc == clist->bg_gc)
1167 gdk_gc_set_background (ctree->lines_gc, &clist_row->background);
1169 /* draw ctree->tree_column */
1170 cell_rectangle.y -= CELL_SPACING;
1171 cell_rectangle.height += CELL_SPACING;
1173 if (area && !gdk_rectangle_intersect (area, &cell_rectangle,
1174 &intersect_rectangle))
1177 g_object_unref (G_OBJECT (layout));
1182 offset = gtk_sctree_draw_lines (ctree, (GtkCTreeRow *)clist_row, row, i,
1183 state, &clip_rectangle, &cell_rectangle,
1184 crect, area, style);
1187 offset = gtk_sctree_draw_expander (ctree, (GtkCTreeRow *)clist_row,
1188 style, &clip_rectangle, offset);
1190 if (clist->column[i].justification == GTK_JUSTIFY_RIGHT)
1191 offset -= ctree->tree_spacing;
1193 offset += ctree->tree_spacing;
1195 if (clist->column[i].justification == GTK_JUSTIFY_RIGHT)
1196 offset -= (pixmap_width + clist_row->cell[i].horizontal);
1198 offset += clist_row->cell[i].horizontal;
1200 old_offset = offset;
1201 offset = gtk_sctree_draw_cell_pixmap (clist->clist_window, &clip_rectangle, fg_gc,
1202 GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap,
1203 GTK_CELL_PIXTEXT (clist_row->cell[i])->mask,
1205 clip_rectangle.y + clist_row->cell[i].vertical
1206 + (clip_rectangle.height - height) / 2,
1207 pixmap_width, height);
1211 gint row_center_offset = (clist->row_height - logical_rect.height) / 2;
1213 if (clist->column[i].justification == GTK_JUSTIFY_RIGHT)
1215 offset = (old_offset - string_width);
1216 if (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap)
1217 offset -= GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing;
1221 if (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap)
1222 offset += GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing;
1225 gdk_gc_set_clip_rectangle (fg_gc, &clip_rectangle);
1226 gdk_draw_layout (clist->clist_window, fg_gc,
1228 row_rectangle.y + row_center_offset + clist_row->cell[i].vertical,
1231 g_object_unref (G_OBJECT (layout));
1233 gdk_gc_set_clip_rectangle (fg_gc, NULL);
1236 /* draw focus rectangle */
1237 if (clist->focus_row == row &&
1238 GTK_WIDGET_CAN_FOCUS (widget) && GTK_WIDGET_HAS_FOCUS (widget))
1241 gdk_draw_rectangle (clist->clist_window, clist->xor_gc, FALSE,
1242 row_rectangle.x, row_rectangle.y,
1243 row_rectangle.width - 1, row_rectangle.height - 1);
1244 else if (gdk_rectangle_intersect (area, &row_rectangle,
1245 &intersect_rectangle))
1247 gdk_gc_set_clip_rectangle (clist->xor_gc, &intersect_rectangle);
1248 gdk_draw_rectangle (clist->clist_window, clist->xor_gc, FALSE,
1249 row_rectangle.x, row_rectangle.y,
1250 row_rectangle.width - 1,
1251 row_rectangle.height - 1);
1252 gdk_gc_set_clip_rectangle (clist->xor_gc, NULL);
1258 gtk_sctree_change_focus_row_expansion (GtkCTree *ctree,
1259 GtkCTreeExpansionType action)
1264 g_return_if_fail (GTK_IS_CTREE (ctree));
1266 clist = GTK_CLIST (ctree);
1268 if (gdk_display_pointer_is_grabbed (gtk_widget_get_display (GTK_WIDGET (ctree))) &&
1269 GTK_WIDGET_HAS_GRAB (ctree))
1273 GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row))) ||
1274 GTK_CTREE_ROW (node)->is_leaf || !(GTK_CTREE_ROW (node)->children))
1279 case GTK_CTREE_EXPANSION_EXPAND:
1280 if (GTK_SCTREE(ctree)->always_expand_recursively)
1281 gtk_ctree_expand_recursive (ctree, node);
1283 gtk_ctree_expand (ctree, node);
1286 case GTK_CTREE_EXPANSION_EXPAND_RECURSIVE:
1287 gtk_ctree_expand_recursive (ctree, node);
1289 case GTK_CTREE_EXPANSION_COLLAPSE:
1290 gtk_ctree_collapse (ctree, node);
1292 case GTK_CTREE_EXPANSION_COLLAPSE_RECURSIVE:
1293 gtk_ctree_collapse_recursive (ctree, node);
1295 case GTK_CTREE_EXPANSION_TOGGLE:
1296 if (GTK_SCTREE(ctree)->always_expand_recursively)
1297 gtk_ctree_toggle_expansion_recursive (ctree, node);
1299 gtk_ctree_toggle_expansion (ctree, node);
1301 case GTK_CTREE_EXPANSION_TOGGLE_RECURSIVE:
1302 gtk_ctree_toggle_expansion_recursive (ctree, node);
1307 /* Standard class initialization function */
1309 gtk_sctree_class_init (GtkSCTreeClass *klass)
1311 GtkObjectClass *object_class;
1312 GtkWidgetClass *widget_class;
1313 GtkCListClass *clist_class;
1314 GtkCTreeClass *ctree_class;
1316 object_class = (GtkObjectClass *) klass;
1317 widget_class = (GtkWidgetClass *) klass;
1318 clist_class = (GtkCListClass *) klass;
1319 ctree_class = (GtkCTreeClass *) klass;
1321 parent_class = gtk_type_class (gtk_ctree_get_type ());
1323 sctree_signals[ROW_POPUP_MENU] =
1324 g_signal_new ("row_popup_menu",
1325 G_TYPE_FROM_CLASS (klass),
1327 G_STRUCT_OFFSET (GtkSCTreeClass, row_popup_menu),
1329 claws_marshal_VOID__POINTER,
1332 sctree_signals[EMPTY_POPUP_MENU] =
1333 g_signal_new ("empty_popup_menu",
1334 G_TYPE_FROM_CLASS (klass),
1336 G_STRUCT_OFFSET (GtkSCTreeClass, empty_popup_menu),
1338 claws_marshal_VOID__POINTER,
1341 sctree_signals[OPEN_ROW] =
1342 g_signal_new ("open_row",
1343 G_TYPE_FROM_CLASS (klass),
1345 G_STRUCT_OFFSET (GtkSCTreeClass, open_row),
1347 g_cclosure_marshal_VOID__VOID,
1349 sctree_signals[START_DRAG] =
1350 g_signal_new ("start_drag",
1351 G_TYPE_FROM_CLASS (klass),
1353 G_STRUCT_OFFSET (GtkSCTreeClass, start_drag),
1355 claws_marshal_VOID__INT_POINTER,
1360 /* gtk_object_class_add_signals (object_class, sctree_signals, LAST_SIGNAL); */
1362 clist_class->clear = gtk_sctree_clear;
1363 clist_class->draw_row = gtk_sctree_draw_row;
1364 clist_class->unselect_all = gtk_sctree_real_unselect_all;
1365 ctree_class->tree_collapse = gtk_sctree_collapse;
1366 ctree_class->tree_expand = gtk_sctree_real_tree_expand;
1367 ctree_class->tree_move = sreal_tree_move;
1368 ctree_class->change_focus_row_expansion = gtk_sctree_change_focus_row_expansion;
1370 widget_class->button_press_event = gtk_sctree_button_press;
1371 widget_class->button_release_event = gtk_sctree_button_release;
1372 widget_class->motion_notify_event = gtk_sctree_motion;
1373 widget_class->drag_begin = gtk_sctree_drag_begin;
1374 widget_class->drag_end = gtk_sctree_drag_end;
1375 widget_class->drag_data_get = gtk_sctree_drag_data_get;
1376 widget_class->drag_leave = gtk_sctree_drag_leave;
1377 widget_class->drag_motion = gtk_sctree_drag_motion;
1378 widget_class->drag_drop = gtk_sctree_drag_drop;
1379 widget_class->drag_data_received = gtk_sctree_drag_data_received;
1382 /* Standard object initialization function */
1384 gtk_sctree_init (GtkSCTree *sctree)
1386 sctree->anchor_row = NULL;
1388 /* GtkCTree does not specify pointer motion by default */
1389 gtk_widget_add_events (GTK_WIDGET (sctree), GDK_POINTER_MOTION_MASK);
1390 gtk_widget_add_events (GTK_WIDGET (sctree), GDK_POINTER_MOTION_MASK);
1393 /* Get information the specified row is selected. */
1396 row_is_selected(GtkSCTree *sctree, gint row)
1398 GtkCListRow *clist_row;
1399 clist_row = g_list_nth (GTK_CLIST(sctree)->row_list, row)->data;
1400 return clist_row ? clist_row->state == GTK_STATE_SELECTED : FALSE;
1403 /* Selects the rows between the anchor to the specified row, inclusive. */
1405 select_range (GtkSCTree *sctree, gint row)
1411 if (sctree->anchor_row == NULL) {
1413 sctree->anchor_row = gtk_ctree_node_nth(GTK_CTREE(sctree), row);
1415 prev_row = g_list_position(GTK_CLIST(sctree)->row_list,
1416 (GList *)sctree->anchor_row);
1418 if (row < prev_row) {
1421 GTK_CLIST(sctree)->focus_row = max;
1426 sctree->selecting_range++;
1435 gtk_clist_freeze(GTK_CLIST(sctree));
1437 node = g_list_nth((GTK_CLIST(sctree))->row_list, min);
1438 for (i = min; i < max; i++) {
1439 if (node && GTK_CTREE_ROW (node)->row.selectable) {
1440 g_signal_emit_by_name(G_OBJECT(sctree), "tree_select_row",
1446 gtk_clist_thaw(GTK_CLIST(sctree));
1449 sctree->selecting_range--;
1450 gtk_clist_select_row (GTK_CLIST (sctree), max, -1);
1453 /* Handles row selection according to the specified modifier state */
1454 /* in certain cases, we arrive here from a function knowing the GtkCTreeNode, and having
1455 * already slowly found row using g_list_position. In which case, _node will be non-NULL
1456 * to avoid this function having to slowly find it with g_list_nth. */
1458 select_row (GtkSCTree *sctree, gint row, gint col, guint state, GtkCTreeNode *_node)
1460 gboolean range, additive;
1461 g_return_if_fail (sctree != NULL);
1462 g_return_if_fail (GTK_IS_SCTREE (sctree));
1464 range = ((state & GDK_SHIFT_MASK) != 0) &&
1465 (GTK_CLIST(sctree)->selection_mode != GTK_SELECTION_SINGLE) &&
1466 (GTK_CLIST(sctree)->selection_mode != GTK_SELECTION_BROWSE);
1467 additive = ((state & GDK_CONTROL_MASK) != 0) &&
1468 (GTK_CLIST(sctree)->selection_mode != GTK_SELECTION_SINGLE) &&
1469 (GTK_CLIST(sctree)->selection_mode != GTK_SELECTION_BROWSE);
1471 if (!range && !additive && sctree->force_additive_sel)
1474 GTK_CLIST(sctree)->focus_row = row;
1477 gtk_clist_unselect_all (GTK_CLIST (sctree));
1483 node = _node ? _node : gtk_ctree_node_nth (GTK_CTREE(sctree), row);
1485 /*No need to manage overlapped list*/
1487 if (row_is_selected(sctree, row))
1488 gtk_clist_unselect_row (GTK_CLIST (sctree), row, col);
1490 g_signal_emit_by_name
1492 "tree_select_row", node, col);
1494 g_signal_emit_by_name
1496 "tree_select_row", node, col);
1498 sctree->anchor_row = node;
1500 select_range (sctree, row);
1503 /* Our handler for button_press events. We override all of GtkCList's broken
1507 gtk_sctree_button_press (GtkWidget *widget, GdkEventButton *event)
1516 g_return_val_if_fail (widget != NULL, FALSE);
1517 g_return_val_if_fail (GTK_IS_SCTREE (widget), FALSE);
1518 g_return_val_if_fail (event != NULL, FALSE);
1520 sctree = GTK_SCTREE (widget);
1521 clist = GTK_CLIST (widget);
1524 if (event->window != clist->clist_window)
1525 return (* GTK_WIDGET_CLASS (parent_class)->button_press_event) (widget, event);
1527 on_row = gtk_clist_get_selection_info (clist, event->x, event->y, &row, &col);
1529 if (on_row && !GTK_WIDGET_HAS_FOCUS(widget))
1530 gtk_widget_grab_focus (widget);
1532 if (gtk_ctree_is_hot_spot (GTK_CTREE(sctree), event->x, event->y)) {
1533 GtkCTreeNode *node = gtk_ctree_node_nth(GTK_CTREE(sctree), row);
1534 if (GTK_CTREE_ROW (node)->expanded)
1535 gtk_ctree_collapse(GTK_CTREE(sctree), node);
1536 else if (GTK_SCTREE(sctree)->always_expand_recursively)
1537 gtk_ctree_expand_recursive (GTK_CTREE(sctree), node);
1539 gtk_ctree_expand(GTK_CTREE(sctree), node);
1543 switch (event->type) {
1544 case GDK_BUTTON_PRESS:
1545 if (event->button == 1 || event->button == 2) {
1546 if (event->button == 2)
1547 event->state &= ~(GDK_SHIFT_MASK | GDK_CONTROL_MASK);
1549 /* Save the mouse info for DnD */
1550 sctree->dnd_press_button = event->button;
1551 sctree->dnd_press_x = event->x;
1552 sctree->dnd_press_y = event->y;
1554 /* Handle selection */
1555 if ((row_is_selected (sctree, row)
1556 && !(event->state & (GDK_CONTROL_MASK | GDK_SHIFT_MASK)))
1557 || ((event->state & GDK_CONTROL_MASK)
1558 && !(event->state & GDK_SHIFT_MASK))) {
1559 sctree->dnd_select_pending = TRUE;
1560 sctree->dnd_select_pending_state = event->state;
1561 sctree->dnd_select_pending_row = row;
1563 select_row (sctree, row, col, event->state, NULL);
1566 gtk_clist_unselect_all (clist);
1570 } else if (event->button == 3) {
1571 /* Emit *_popup_menu signal*/
1573 if (!row_is_selected(sctree,row))
1574 select_row (sctree, row, col, 0, NULL);
1575 g_signal_emit (G_OBJECT (sctree),
1576 sctree_signals[ROW_POPUP_MENU],
1579 gtk_clist_unselect_all(clist);
1580 g_signal_emit (G_OBJECT (sctree),
1581 sctree_signals[EMPTY_POPUP_MENU],
1589 case GDK_2BUTTON_PRESS:
1590 if (event->button != 1)
1593 sctree->dnd_select_pending = FALSE;
1594 sctree->dnd_select_pending_state = 0;
1597 g_signal_emit (G_OBJECT (sctree),
1598 sctree_signals[OPEN_ROW], 0);
1610 /* Our handler for button_release events. We override all of GtkCList's broken
1614 gtk_sctree_button_release (GtkWidget *widget, GdkEventButton *event)
1622 g_return_val_if_fail (widget != NULL, FALSE);
1623 g_return_val_if_fail (GTK_IS_SCTREE (widget), FALSE);
1624 g_return_val_if_fail (event != NULL, FALSE);
1626 sctree = GTK_SCTREE (widget);
1627 clist = GTK_CLIST (widget);
1630 if (event->window != clist->clist_window)
1631 return (* GTK_WIDGET_CLASS (parent_class)->button_release_event) (widget, event);
1633 on_row = gtk_clist_get_selection_info (clist, event->x, event->y, &row, &col);
1635 if (!(event->button == 1 || event->button == 2))
1638 sctree->dnd_press_button = 0;
1639 sctree->dnd_press_x = 0;
1640 sctree->dnd_press_y = 0;
1643 if (sctree->dnd_select_pending) {
1644 select_row (sctree, row, col, sctree->dnd_select_pending_state, NULL);
1645 sctree->dnd_select_pending = FALSE;
1646 sctree->dnd_select_pending_state = 0;
1655 /* Our handler for motion_notify events. We override all of GtkCList's broken
1659 gtk_sctree_motion (GtkWidget *widget, GdkEventMotion *event)
1664 g_return_val_if_fail (widget != NULL, FALSE);
1665 g_return_val_if_fail (GTK_IS_SCTREE (widget), FALSE);
1666 g_return_val_if_fail (event != NULL, FALSE);
1668 sctree = GTK_SCTREE (widget);
1669 clist = GTK_CLIST (widget);
1671 if (event->window != clist->clist_window)
1672 return (* GTK_WIDGET_CLASS (parent_class)->motion_notify_event) (widget, event);
1674 if (!((sctree->dnd_press_button == 1 && (event->state & GDK_BUTTON1_MASK))
1675 || (sctree->dnd_press_button == 2 && (event->state & GDK_BUTTON2_MASK))))
1678 /* This is the same threshold value that is used in gtkdnd.c */
1680 if (MAX (ABS (sctree->dnd_press_x - event->x),
1681 ABS (sctree->dnd_press_y - event->y)) <= 3)
1684 /* Handle any pending selections */
1686 if (sctree->dnd_select_pending) {
1687 if (!row_is_selected(sctree,sctree->dnd_select_pending_row))
1689 sctree->dnd_select_pending_row,
1691 sctree->dnd_select_pending_state,
1694 sctree->dnd_select_pending = FALSE;
1695 sctree->dnd_select_pending_state = 0;
1698 g_signal_emit (G_OBJECT (sctree),
1699 sctree_signals[START_DRAG],
1701 sctree->dnd_press_button,
1706 /* We override the drag_begin signal to do nothing */
1708 gtk_sctree_drag_begin (GtkWidget *widget, GdkDragContext *context)
1713 /* We override the drag_end signal to do nothing */
1715 gtk_sctree_drag_end (GtkWidget *widget, GdkDragContext *context)
1720 /* We override the drag_data_get signal to do nothing */
1722 gtk_sctree_drag_data_get (GtkWidget *widget, GdkDragContext *context,
1723 GtkSelectionData *data, guint info, guint time)
1728 /* We override the drag_leave signal to do nothing */
1730 gtk_sctree_drag_leave (GtkWidget *widget, GdkDragContext *context, guint time)
1735 /* We override the drag_motion signal to do nothing */
1737 gtk_sctree_drag_motion (GtkWidget *widget, GdkDragContext *context,
1738 gint x, gint y, guint time)
1743 /* We override the drag_drop signal to do nothing */
1745 gtk_sctree_drag_drop (GtkWidget *widget, GdkDragContext *context,
1746 gint x, gint y, guint time)
1751 /* We override the drag_data_received signal to do nothing */
1753 gtk_sctree_drag_data_received (GtkWidget *widget, GdkDragContext *context,
1754 gint x, gint y, GtkSelectionData *data,
1755 guint info, guint time)
1760 /* Our handler for the clear signal of the clist. We have to reset the anchor
1764 gtk_sctree_clear (GtkCList *clist)
1768 g_return_if_fail (clist != NULL);
1769 g_return_if_fail (GTK_IS_SCTREE (clist));
1771 sctree = GTK_SCTREE (clist);
1772 sctree->anchor_row = NULL;
1774 if (((GtkCListClass *)parent_class)->clear)
1775 (* ((GtkCListClass *)parent_class)->clear) (clist);
1779 gtk_sctree_real_unselect_all (GtkCList *clist)
1782 gboolean should_freeze = FALSE;
1784 g_return_if_fail (clist != NULL);
1785 g_return_if_fail (GTK_IS_SCTREE (clist));
1787 sctree = GTK_SCTREE (clist);
1789 if (sc_g_list_bigger(GTK_CLIST(sctree)->selection, 10)) {
1790 should_freeze = TRUE;
1791 sctree->selecting_range++;
1792 gtk_clist_freeze (GTK_CLIST (sctree));
1795 if (((GtkCListClass *)parent_class)->unselect_all)
1796 (* ((GtkCListClass *)parent_class)->unselect_all) (clist);
1798 if (should_freeze) {
1799 gtk_clist_thaw (GTK_CLIST (sctree));
1800 sctree->selecting_range--;
1804 /* Our handler for the change_focus_row_expansion signal of the ctree.
1805 We have to set the anchor to parent visible node.
1808 gtk_sctree_collapse (GtkCTree *ctree, GtkCTreeNode *node)
1810 g_return_if_fail (ctree != NULL);
1811 g_return_if_fail (GTK_IS_SCTREE (ctree));
1813 (* parent_class->tree_collapse) (ctree, node);
1814 GTK_SCTREE(ctree)->anchor_row =
1815 gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->focus_row);
1818 GtkWidget *gtk_sctree_new_with_titles (gint columns, gint tree_column,
1823 g_return_val_if_fail (columns > 0, NULL);
1824 g_return_val_if_fail (tree_column >= 0, NULL);
1826 widget = gtk_widget_new (TYPE_GTK_SCTREE,
1827 "n_columns", columns,
1828 "tree_column", tree_column,
1831 GtkCList *clist = GTK_CLIST (widget);
1834 for (i = 0; i < columns; i++)
1835 gtk_clist_set_column_title (clist, i, titles[i]);
1836 gtk_clist_column_titles_show (clist);
1839 GTK_SCTREE(widget)->show_stripes = TRUE;
1840 GTK_SCTREE(widget)->always_expand_recursively = TRUE;
1845 void gtk_sctree_select (GtkSCTree *sctree, GtkCTreeNode *node)
1848 g_list_position(GTK_CLIST(sctree)->row_list, (GList *)node),
1852 void gtk_sctree_select_with_state (GtkSCTree *sctree, GtkCTreeNode *node, int state)
1855 g_list_position(GTK_CLIST(sctree)->row_list, (GList *)node),
1859 void gtk_sctree_unselect_all (GtkSCTree *sctree)
1861 gtk_clist_unselect_all(GTK_CLIST(sctree));
1862 sctree->anchor_row = NULL;
1865 void gtk_sctree_set_anchor_row (GtkSCTree *sctree, GtkCTreeNode *node)
1867 sctree->anchor_row = node;
1870 void gtk_sctree_remove_node (GtkSCTree *sctree, GtkCTreeNode *node)
1872 if (sctree->anchor_row == node)
1873 sctree->anchor_row = NULL;
1874 gtk_ctree_remove_node(GTK_CTREE(sctree), node);
1877 void gtk_sctree_set_stripes(GtkSCTree *sctree, gboolean show_stripes)
1879 sctree->show_stripes = show_stripes;
1882 void gtk_sctree_set_recursive_expand(GtkSCTree *sctree, gboolean rec_exp)
1884 sctree->always_expand_recursively = rec_exp;
1887 /***********************************************************
1888 * Tree sorting functions *
1889 ***********************************************************/
1891 static void sink(GtkCList *clist, GPtrArray *numbers, gint root, gint bottom)
1899 /* find the maximum element of numbers[root],
1900 numbers[2*root] and numbers[2*root+1] */
1902 if (clist->compare( clist, GTK_CTREE_ROW (g_ptr_array_index(numbers, root)),
1903 GTK_CTREE_ROW(g_ptr_array_index( numbers, j))) >= 0)
1906 if (clist->compare( clist, GTK_CTREE_ROW (g_ptr_array_index(numbers, k)),
1907 GTK_CTREE_ROW (g_ptr_array_index( numbers, j))) > 0)
1909 /* if numbers[root] wasn't the maximum element then
1912 temp = g_ptr_array_index( numbers,root);
1913 g_ptr_array_index( numbers, root) = g_ptr_array_index( numbers, j);
1914 g_ptr_array_index( numbers, j) = temp;
1915 sink( clist, numbers, j, bottom);
1920 static void heap_sort(GtkCList *clist, GPtrArray *numbers, gint array_size)
1925 /* build the Heap */
1926 for (i = (array_size / 2); i >= 1; i--)
1927 sink( clist, numbers, i, array_size);
1928 /* output the Heap */
1929 for (i = array_size; i >= 2; i--) {
1930 temp = g_ptr_array_index( numbers, 1);
1931 g_ptr_array_index( numbers, 1) = g_ptr_array_index( numbers, i);
1932 g_ptr_array_index( numbers, i) = temp;
1933 sink( clist, numbers, 1, i-1);
1938 stree_sort (GtkCTree *ctree,
1942 GtkCTreeNode *list_start, *work, *next;
1943 GPtrArray *row_array, *viewable_array;
1947 clist = GTK_CLIST (ctree);
1950 work = GTK_CTREE_ROW (node)->children;
1952 work = GTK_CTREE_NODE (clist->row_list);
1954 row_array = g_ptr_array_new();
1955 viewable_array = g_ptr_array_new();
1958 g_ptr_array_add( row_array, NULL);
1960 /* add all rows to row_array */
1961 g_ptr_array_add( row_array, work);
1962 if (GTK_CTREE_ROW (work)->parent && gtk_ctree_is_viewable( ctree, work))
1963 g_ptr_array_add( viewable_array, GTK_CTREE_ROW (work)->parent);
1964 next = GTK_CTREE_ROW (work)->sibling;
1965 gtk_sctree_unlink( ctree, work, FALSE);
1969 heap_sort( clist, row_array, (row_array->len)-1);
1972 list_start = GTK_CTREE_ROW (node)->children;
1974 list_start = GTK_CTREE_NODE (clist->row_list);
1976 if (clist->sort_type == GTK_SORT_ASCENDING) {
1977 for (i=(row_array->len)-1; i>=1; i--) {
1978 work = g_ptr_array_index( row_array, i);
1979 gtk_sctree_link( ctree, work, node, list_start, FALSE);
1981 /* insert work at the beginning of the list */
1984 for (i=1; i<row_array->len; i++) {
1985 work = g_ptr_array_index( row_array, i);
1986 gtk_sctree_link( ctree, work, node, list_start, FALSE);
1988 /* insert work at the beginning of the list */
1992 for (i=0; i<viewable_array->len; i++) {
1993 gtk_ctree_expand( ctree, g_ptr_array_index( viewable_array, i));
1997 g_ptr_array_free( row_array, TRUE);
1998 g_ptr_array_free( viewable_array, TRUE);
2002 gtk_sctree_sort_recursive (GtkCTree *ctree,
2006 GtkCTreeNode *focus_node = NULL;
2008 g_return_if_fail (ctree != NULL);
2009 g_return_if_fail (GTK_IS_CTREE (ctree));
2011 clist = GTK_CLIST (ctree);
2013 gtk_clist_freeze (clist);
2015 if (clist->selection_mode == GTK_SELECTION_EXTENDED) {
2016 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
2018 g_list_free (clist->undo_selection);
2019 g_list_free (clist->undo_unselection);
2020 clist->undo_selection = NULL;
2021 clist->undo_unselection = NULL;
2024 if (!node || (node && gtk_ctree_is_viewable (ctree, node)))
2025 focus_node = GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row));
2027 GTK_SCTREE(ctree)->sorting = TRUE;
2029 gtk_ctree_post_recursive (ctree, node, GTK_CTREE_FUNC (stree_sort), NULL);
2032 stree_sort (ctree, NULL, NULL);
2034 GTK_SCTREE(ctree)->sorting = FALSE;
2037 clist->focus_row = g_list_position (clist->row_list,(GList *)focus_node);
2038 clist->undo_anchor = clist->focus_row;
2041 gtk_clist_thaw (clist);
2045 gtk_sctree_sort_node (GtkCTree *ctree,
2049 GtkCTreeNode *focus_node = NULL;
2051 g_return_if_fail (ctree != NULL);
2052 g_return_if_fail (GTK_IS_CTREE (ctree));
2054 clist = GTK_CLIST (ctree);
2056 gtk_clist_freeze (clist);
2058 if (clist->selection_mode == GTK_SELECTION_EXTENDED) {
2059 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
2061 g_list_free (clist->undo_selection);
2062 g_list_free (clist->undo_unselection);
2063 clist->undo_selection = NULL;
2064 clist->undo_unselection = NULL;
2067 if (!node || (node && gtk_ctree_is_viewable (ctree, node)))
2068 focus_node = GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row));
2070 GTK_SCTREE(ctree)->sorting = TRUE;
2072 stree_sort (ctree, node, NULL);
2074 GTK_SCTREE(ctree)->sorting = FALSE;
2077 clist->focus_row = g_list_position (clist->row_list,(GList *)focus_node);
2078 clist->undo_anchor = clist->focus_row;
2081 gtk_clist_thaw (clist);
2084 /************************************************************************/
2087 gtk_sctree_unlink (GtkCTree *ctree,
2089 gboolean update_focus_row)
2096 GtkCTreeNode *parent;
2099 g_return_if_fail (ctree != NULL);
2100 g_return_if_fail (GTK_IS_CTREE (ctree));
2101 g_return_if_fail (node != NULL);
2103 clist = GTK_CLIST (ctree);
2105 if (update_focus_row && clist->selection_mode == GTK_SELECTION_EXTENDED) {
2106 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
2108 g_list_free (clist->undo_selection);
2109 g_list_free (clist->undo_unselection);
2110 clist->undo_selection = NULL;
2111 clist->undo_unselection = NULL;
2114 visible = gtk_ctree_is_viewable (ctree, node);
2116 /* clist->row_list_end unlinked ? */
2117 if (visible && (GTK_CTREE_NODE_NEXT (node) == NULL ||
2118 (GTK_CTREE_ROW (node)->children && gtk_ctree_is_ancestor (ctree, node,
2119 GTK_CTREE_NODE (clist->row_list_end)))))
2120 clist->row_list_end = (GList *) (GTK_CTREE_NODE_PREV (node));
2124 level = GTK_CTREE_ROW (node)->level;
2125 work = GTK_CTREE_NODE_NEXT (node);
2126 while (work && GTK_CTREE_ROW (work)->level > level) {
2127 work = GTK_CTREE_NODE_NEXT (work);
2132 clist->rows -= (rows + 1);
2134 if (update_focus_row) {
2136 pos = g_list_position (clist->row_list, (GList *)node);
2137 if (pos + rows < clist->focus_row)
2138 clist->focus_row -= (rows + 1);
2139 else if (pos <= clist->focus_row) {
2140 if (!GTK_CTREE_ROW (node)->sibling)
2141 clist->focus_row = MAX (pos - 1, 0);
2143 clist->focus_row = pos;
2145 clist->focus_row = MIN (clist->focus_row, clist->rows - 1);
2147 clist->undo_anchor = clist->focus_row;
2152 list = (GList *)GTK_CTREE_NODE_PREV (work);
2154 list = (GList *)work;
2155 list->prev = (GList *)GTK_CTREE_NODE_PREV (node);
2158 if (GTK_CTREE_NODE_PREV (node) &&
2159 GTK_CTREE_NODE_NEXT (GTK_CTREE_NODE_PREV (node)) == node) {
2160 list = (GList *)GTK_CTREE_NODE_PREV (node);
2161 list->next = (GList *)work;
2165 parent = GTK_CTREE_ROW (node)->parent;
2167 if (GTK_CTREE_ROW (parent)->children == node) {
2168 GTK_CTREE_ROW (parent)->children = GTK_CTREE_ROW (node)->sibling;
2171 GtkCTreeNode *sibling;
2173 sibling = GTK_CTREE_ROW (parent)->children;
2174 while (GTK_CTREE_ROW (sibling)->sibling != node)
2175 sibling = GTK_CTREE_ROW (sibling)->sibling;
2176 GTK_CTREE_ROW (sibling)->sibling = GTK_CTREE_ROW (node)->sibling;
2180 if (clist->row_list == (GList *)node)
2181 clist->row_list = (GList *) (GTK_CTREE_ROW (node)->sibling);
2183 GtkCTreeNode *sibling;
2185 sibling = GTK_CTREE_NODE (clist->row_list);
2186 while (GTK_CTREE_ROW (sibling)->sibling != node)
2187 sibling = GTK_CTREE_ROW (sibling)->sibling;
2188 GTK_CTREE_ROW (sibling)->sibling = GTK_CTREE_ROW (node)->sibling;
2194 gtk_sctree_link (GtkCTree *ctree,
2196 GtkCTreeNode *parent,
2197 GtkCTreeNode *sibling,
2198 gboolean update_focus_row)
2204 gboolean visible = FALSE;
2208 g_return_if_fail (GTK_CTREE_ROW (sibling)->parent == parent);
2209 g_return_if_fail (node != NULL);
2210 g_return_if_fail (node != sibling);
2211 g_return_if_fail (node != parent);
2213 clist = GTK_CLIST (ctree);
2215 if (update_focus_row && clist->selection_mode == GTK_SELECTION_EXTENDED) {
2216 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
2218 g_list_free (clist->undo_selection);
2219 g_list_free (clist->undo_unselection);
2220 clist->undo_selection = NULL;
2221 clist->undo_unselection = NULL;
2224 for (rows = 1, list_end = (GList *)node; list_end->next;
2225 list_end = list_end->next)
2228 GTK_CTREE_ROW (node)->parent = parent;
2229 GTK_CTREE_ROW (node)->sibling = sibling;
2231 if (!parent || (parent && (gtk_ctree_is_viewable (ctree, parent) &&
2232 GTK_CTREE_ROW (parent)->expanded))) {
2234 clist->rows += rows;
2238 work = (GList *)(GTK_CTREE_ROW (parent)->children);
2240 work = clist->row_list;
2243 if (work != (GList *)sibling) {
2244 while (GTK_CTREE_ROW (work)->sibling != sibling)
2245 work = (GList *)(GTK_CTREE_ROW (work)->sibling);
2246 GTK_CTREE_ROW (work)->sibling = node;
2249 if (sibling == GTK_CTREE_NODE (clist->row_list))
2250 clist->row_list = (GList *) node;
2251 if (GTK_CTREE_NODE_PREV (sibling) &&
2252 GTK_CTREE_NODE_NEXT (GTK_CTREE_NODE_PREV (sibling)) == sibling) {
2253 list = (GList *)GTK_CTREE_NODE_PREV (sibling);
2254 list->next = (GList *)node;
2257 list = (GList *)node;
2258 list->prev = (GList *)GTK_CTREE_NODE_PREV (sibling);
2259 list_end->next = (GList *)sibling;
2260 list = (GList *)sibling;
2261 list->prev = list_end;
2262 if (parent && GTK_CTREE_ROW (parent)->children == sibling)
2263 GTK_CTREE_ROW (parent)->children = node;
2268 while (GTK_CTREE_ROW (work)->sibling)
2269 work = (GList *)(GTK_CTREE_ROW (work)->sibling);
2270 GTK_CTREE_ROW (work)->sibling = node;
2272 /* find last visible child of sibling */
2273 work = (GList *) gtk_sctree_last_visible (ctree,
2274 GTK_CTREE_NODE (work));
2276 list_end->next = work->next;
2278 list = work->next->prev = list_end;
2279 work->next = (GList *)node;
2280 list = (GList *)node;
2285 GTK_CTREE_ROW (parent)->children = node;
2286 list = (GList *)node;
2287 list->prev = (GList *)parent;
2288 if (GTK_CTREE_ROW (parent)->expanded) {
2289 list_end->next = (GList *)GTK_CTREE_NODE_NEXT (parent);
2290 if (GTK_CTREE_NODE_NEXT(parent)) {
2291 list = (GList *)GTK_CTREE_NODE_NEXT (parent);
2292 list->prev = list_end;
2294 list = (GList *)parent;
2295 list->next = (GList *)node;
2298 list_end->next = NULL;
2301 clist->row_list = (GList *)node;
2302 list = (GList *)node;
2304 list_end->next = NULL;
2309 gtk_ctree_pre_recursive (ctree, node, stree_update_level, NULL);
2311 if (clist->row_list_end == NULL ||
2312 clist->row_list_end->next == (GList *)node)
2313 clist->row_list_end = list_end;
2315 if (visible && update_focus_row) {
2317 pos = g_list_position (clist->row_list, (GList *)node);
2319 if (pos <= clist->focus_row) {
2320 clist->focus_row += rows;
2321 clist->undo_anchor = clist->focus_row;
2327 stree_update_level (GtkCTree *ctree,
2334 if (GTK_CTREE_ROW (node)->parent)
2335 GTK_CTREE_ROW (node)->level =
2336 GTK_CTREE_ROW (GTK_CTREE_ROW (node)->parent)->level + 1;
2338 GTK_CTREE_ROW (node)->level = 1;
2341 static GtkCTreeNode *
2342 gtk_sctree_last_visible (GtkCTree *ctree,
2350 work = GTK_CTREE_ROW (node)->children;
2352 if (!work || !GTK_CTREE_ROW (node)->expanded)
2355 while (GTK_CTREE_ROW (work)->sibling)
2356 work = GTK_CTREE_ROW (work)->sibling;
2358 return gtk_sctree_last_visible (ctree, work);
2361 /* this wrapper simply replaces NULL pixmaps
2362 * with a transparent, 1x1 pixmap. This works
2363 * around a memory problem deep inside gtk,
2364 * revealed by valgrind.
2366 /*GtkCTreeNode* gtk_sctree_insert_node (GtkCTree *ctree,
2367 GtkCTreeNode *parent,
2368 GtkCTreeNode *sibling,
2371 GdkPixmap *pixmap_closed,
2372 GdkBitmap *mask_closed,
2373 GdkPixmap *pixmap_opened,
2374 GdkBitmap *mask_opened,
2379 stock_pixmap_gdk(GTK_WIDGET(ctree), STOCK_PIXMAP_EMPTY,
2380 &emptyxpm, &emptyxpmmask);
2382 if (!pixmap_closed) {
2383 pixmap_closed = emptyxpm;
2384 mask_closed = emptyxpmmask;
2386 if (!pixmap_opened) {
2387 pixmap_opened = emptyxpm;
2388 mask_opened = emptyxpmmask;
2390 return gtk_ctree_insert_node(ctree, parent, sibling, text,spacing,
2391 pixmap_closed, mask_closed, pixmap_opened, mask_opened,
2396 sset_node_info (GtkCTree *ctree,
2400 GdkPixmap *pixmap_closed,
2401 GdkBitmap *mask_closed,
2402 GdkPixmap *pixmap_opened,
2403 GdkBitmap *mask_opened,
2407 if (GTK_CTREE_ROW (node)->pixmap_opened)
2409 gdk_pixmap_unref (GTK_CTREE_ROW (node)->pixmap_opened);
2410 if (GTK_CTREE_ROW (node)->mask_opened)
2411 gdk_bitmap_unref (GTK_CTREE_ROW (node)->mask_opened);
2413 if (GTK_CTREE_ROW (node)->pixmap_closed)
2415 gdk_pixmap_unref (GTK_CTREE_ROW (node)->pixmap_closed);
2416 if (GTK_CTREE_ROW (node)->mask_closed)
2417 gdk_bitmap_unref (GTK_CTREE_ROW (node)->mask_closed);
2420 GTK_CTREE_ROW (node)->pixmap_opened = NULL;
2421 GTK_CTREE_ROW (node)->mask_opened = NULL;
2422 GTK_CTREE_ROW (node)->pixmap_closed = NULL;
2423 GTK_CTREE_ROW (node)->mask_closed = NULL;
2427 GTK_CTREE_ROW (node)->pixmap_closed = gdk_pixmap_ref (pixmap_closed);
2429 GTK_CTREE_ROW (node)->mask_closed = gdk_bitmap_ref (mask_closed);
2433 GTK_CTREE_ROW (node)->pixmap_opened = gdk_pixmap_ref (pixmap_opened);
2435 GTK_CTREE_ROW (node)->mask_opened = gdk_bitmap_ref (mask_opened);
2438 GTK_CTREE_ROW (node)->is_leaf = is_leaf;
2439 GTK_CTREE_ROW (node)->expanded = (is_leaf) ? FALSE : expanded;
2441 if (GTK_CTREE_ROW (node)->expanded)
2442 gtk_ctree_node_set_pixtext (ctree, node, ctree->tree_column,
2443 text, spacing, pixmap_opened, mask_opened);
2445 gtk_ctree_node_set_pixtext (ctree, node, ctree->tree_column,
2446 text, spacing, pixmap_closed, mask_closed);
2450 stree_draw_node (GtkCTree *ctree,
2455 clist = GTK_CLIST (ctree);
2457 if (CLIST_UNFROZEN (clist) && gtk_ctree_is_viewable (ctree, node))
2462 work = GTK_CTREE_NODE (clist->row_list);
2463 while (work && work != node)
2465 work = GTK_CTREE_NODE_NEXT (work);
2468 if (work && gtk_clist_row_is_visible (clist, num) != GTK_VISIBILITY_NONE)
2469 GTK_CLIST_GET_CLASS (clist)->draw_row
2470 (clist, NULL, num, GTK_CLIST_ROW ((GList *) node));
2474 /* this wrapper simply replaces NULL pixmaps
2475 * with a transparent, 1x1 pixmap. This works
2476 * around a memory problem deep inside gtk,
2477 * revealed by valgrind.
2479 void gtk_sctree_set_node_info (GtkCTree *ctree,
2483 GdkPixmap *pixmap_closed,
2484 GdkBitmap *mask_closed,
2485 GdkPixmap *pixmap_opened,
2486 GdkBitmap *mask_opened,
2491 gboolean old_expanded;
2495 stock_pixmap_gdk(GTK_WIDGET(ctree), STOCK_PIXMAP_EMPTY,
2496 &emptyxpm, &emptyxpmmask);
2498 if (!pixmap_closed) {
2499 pixmap_closed = emptyxpm;
2500 mask_closed = emptyxpmmask;
2502 if (!pixmap_opened) {
2503 pixmap_opened = emptyxpm;
2504 mask_opened = emptyxpmmask;
2507 if (!GTK_IS_CTREE (ctree) || !node) return;
2509 old_leaf = GTK_CTREE_ROW (node)->is_leaf;
2510 old_expanded = GTK_CTREE_ROW (node)->expanded;
2512 if (is_leaf && (work = GTK_CTREE_ROW (node)->children) != NULL)
2519 work = GTK_CTREE_ROW (work)->sibling;
2520 gtk_ctree_remove_node (ctree, ptr);
2524 sset_node_info (ctree, node, text, spacing, pixmap_closed, mask_closed,
2525 pixmap_opened, mask_opened, is_leaf, expanded);
2527 if (!is_leaf && !old_leaf)
2529 GTK_CTREE_ROW (node)->expanded = old_expanded;
2530 if (expanded && !old_expanded)
2531 gtk_ctree_expand (ctree, node);
2532 else if (!expanded && old_expanded)
2533 gtk_ctree_collapse (ctree, node);
2536 GTK_CTREE_ROW (node)->expanded = (is_leaf) ? FALSE : expanded;
2538 stree_draw_node (ctree, node);
2541 static GtkCTreeRow *
2542 srow_new (GtkCTree *ctree)
2545 GtkCTreeRow *ctree_row;
2548 clist = GTK_CLIST (ctree);
2549 #if GTK_CHECK_VERSION(2,9,0)
2550 ctree_row = g_slice_new (GtkCTreeRow);
2551 ctree_row->row.cell = g_slice_alloc (sizeof (GtkCell) * clist->columns);
2553 ctree_row = g_chunk_new (GtkCTreeRow, (GMemChunk *)clist->row_mem_chunk);
2554 ctree_row->row.cell = g_chunk_new (GtkCell, (GMemChunk *)clist->cell_mem_chunk);
2556 for (i = 0; i < clist->columns; i++)
2558 ctree_row->row.cell[i].type = GTK_CELL_EMPTY;
2559 ctree_row->row.cell[i].vertical = 0;
2560 ctree_row->row.cell[i].horizontal = 0;
2561 ctree_row->row.cell[i].style = NULL;
2564 GTK_CELL_PIXTEXT (ctree_row->row.cell[ctree->tree_column])->text = NULL;
2566 ctree_row->row.fg_set = FALSE;
2567 ctree_row->row.bg_set = FALSE;
2568 ctree_row->row.style = NULL;
2569 ctree_row->row.selectable = TRUE;
2570 ctree_row->row.state = GTK_STATE_NORMAL;
2571 ctree_row->row.data = NULL;
2572 ctree_row->row.destroy = NULL;
2574 ctree_row->level = 0;
2575 ctree_row->expanded = FALSE;
2576 ctree_row->parent = NULL;
2577 ctree_row->sibling = NULL;
2578 ctree_row->children = NULL;
2579 ctree_row->pixmap_closed = NULL;
2580 ctree_row->mask_closed = NULL;
2581 ctree_row->pixmap_opened = NULL;
2582 ctree_row->mask_opened = NULL;
2588 srow_delete (GtkCTree *ctree,
2589 GtkCTreeRow *ctree_row)
2594 clist = GTK_CLIST (ctree);
2596 for (i = 0; i < clist->columns; i++)
2598 GTK_CLIST_GET_CLASS (clist)->set_cell_contents
2599 (clist, &(ctree_row->row), i, GTK_CELL_EMPTY, NULL, 0, NULL, NULL);
2600 if (ctree_row->row.cell[i].style)
2602 if (GTK_WIDGET_REALIZED (ctree))
2603 gtk_style_detach (ctree_row->row.cell[i].style);
2604 g_object_unref (ctree_row->row.cell[i].style);
2608 if (ctree_row->row.style)
2610 if (GTK_WIDGET_REALIZED (ctree))
2611 gtk_style_detach (ctree_row->row.style);
2612 g_object_unref (ctree_row->row.style);
2615 if (ctree_row->pixmap_closed)
2617 gdk_pixmap_unref (ctree_row->pixmap_closed);
2618 if (ctree_row->mask_closed)
2619 gdk_bitmap_unref (ctree_row->mask_closed);
2622 if (ctree_row->pixmap_opened)
2624 gdk_pixmap_unref (ctree_row->pixmap_opened);
2625 if (ctree_row->mask_opened)
2626 gdk_bitmap_unref (ctree_row->mask_opened);
2629 if (ctree_row->row.destroy)
2631 GtkDestroyNotify dnotify = ctree_row->row.destroy;
2632 gpointer ddata = ctree_row->row.data;
2634 ctree_row->row.destroy = NULL;
2635 ctree_row->row.data = NULL;
2640 #if GTK_CHECK_VERSION(2,9,0)
2641 g_slice_free1 (sizeof (GtkCell) * clist->columns, ctree_row->row.cell);
2642 g_slice_free (GtkCTreeRow, ctree_row);
2644 g_mem_chunk_free ((GMemChunk *)clist->cell_mem_chunk, ctree_row->row.cell);
2645 g_mem_chunk_free ((GMemChunk *)clist->row_mem_chunk, ctree_row);
2650 stree_delete_row (GtkCTree *ctree,
2654 srow_delete (ctree, GTK_CTREE_ROW (node));
2655 g_list_free_1 ((GList *)node);
2659 gtk_sctree_column_auto_resize (GtkCList *clist,
2660 GtkCListRow *clist_row,
2664 /* resize column if needed for auto_resize */
2665 GtkRequisition requisition;
2667 if (!clist->column[column].auto_resize ||
2668 GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
2672 GTK_CLIST_GET_CLASS (clist)->cell_size_request (clist, clist_row,
2673 column, &requisition);
2675 requisition.width = 0;
2677 if (requisition.width > clist->column[column].width)
2678 gtk_clist_set_column_width (clist, column, requisition.width);
2679 else if (requisition.width < old_width &&
2680 old_width == clist->column[column].width)
2685 /* run a "gtk_clist_optimal_column_width" but break, if
2686 * the column doesn't shrink */
2687 if (GTK_CLIST_SHOW_TITLES (clist) && clist->column[column].button)
2688 new_width = (clist->column[column].button->requisition.width -
2689 (CELL_SPACING + (2 * COLUMN_INSET)));
2693 for (list = clist->row_list; list; list = list->next)
2695 GTK_CLIST_GET_CLASS (clist)->cell_size_request
2696 (clist, GTK_CLIST_ROW (list), column, &requisition);
2697 new_width = MAX (new_width, requisition.width);
2698 if (new_width == clist->column[column].width)
2701 if (new_width < clist->column[column].width)
2702 gtk_clist_set_column_width (clist, column, new_width);
2708 gtk_sctree_real_tree_expand (GtkCTree *ctree,
2713 GtkRequisition requisition;
2717 g_return_if_fail (GTK_IS_CTREE (ctree));
2719 if (!node || GTK_CTREE_ROW (node)->expanded || GTK_CTREE_ROW (node)->is_leaf)
2722 clist = GTK_CLIST (ctree);
2724 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
2726 GTK_CTREE_ROW (node)->expanded = TRUE;
2727 level = GTK_CTREE_ROW (node)->level;
2729 visible = gtk_ctree_is_viewable (ctree, node);
2730 /* get cell width if tree_column is auto resized */
2731 if (visible && clist->column[ctree->tree_column].auto_resize &&
2732 !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
2733 GTK_CLIST_GET_CLASS (clist)->cell_size_request
2734 (clist, >K_CTREE_ROW (node)->row, ctree->tree_column, &requisition);
2736 /* unref/unset closed pixmap */
2737 if (GTK_CELL_PIXTEXT
2738 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap)
2742 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap);
2745 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap = NULL;
2747 if (GTK_CELL_PIXTEXT
2748 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask)
2752 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask);
2754 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask = NULL;
2758 /* set/ref opened pixmap */
2759 if (GTK_CTREE_ROW (node)->pixmap_opened)
2762 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap =
2763 gdk_pixmap_ref (GTK_CTREE_ROW (node)->pixmap_opened);
2765 if (GTK_CTREE_ROW (node)->mask_opened)
2767 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask =
2768 gdk_pixmap_ref (GTK_CTREE_ROW (node)->mask_opened);
2772 work = GTK_CTREE_ROW (node)->children;
2775 GList *list = (GList *)work;
2776 gint *cell_width = NULL;
2781 if (visible && !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
2783 cell_width = g_new0 (gint, clist->columns);
2784 if (clist->column[ctree->tree_column].auto_resize)
2785 cell_width[ctree->tree_column] = requisition.width;
2789 /* search maximum cell widths of auto_resize columns */
2790 for (i = 0; i < clist->columns; i++)
2791 if (clist->column[i].auto_resize)
2793 GTK_CLIST_GET_CLASS (clist)->cell_size_request
2794 (clist, >K_CTREE_ROW (work)->row, i, &requisition);
2795 cell_width[i] = MAX (requisition.width, cell_width[i]);
2798 list = (GList *)work;
2799 work = GTK_CTREE_NODE_NEXT (work);
2806 list = (GList *)work;
2807 work = GTK_CTREE_NODE_NEXT (work);
2811 list->next = (GList *)GTK_CTREE_NODE_NEXT (node);
2813 if (GTK_CTREE_NODE_NEXT (node))
2817 if (clist->row_list_end == list)
2818 clist->row_list_end = g_list_last(list);
2820 tmp_list = (GList *)GTK_CTREE_NODE_NEXT (node);
2821 tmp_list->prev = list;
2824 clist->row_list_end = list;
2826 list = (GList *)node;
2827 list->next = (GList *)(GTK_CTREE_ROW (node)->children);
2831 /* resize auto_resize columns if needed */
2832 for (i = 0; i < clist->columns; i++)
2833 if (clist->column[i].auto_resize &&
2834 cell_width[i] > clist->column[i].width)
2835 gtk_clist_set_column_width (clist, i, cell_width[i]);
2836 g_free (cell_width);
2838 if (!GTK_SCTREE(ctree)->sorting) {
2839 /* update focus_row position */
2840 row = g_list_position (clist->row_list, (GList *)node);
2841 if (row < clist->focus_row)
2842 clist->focus_row += tmp;
2845 CLIST_REFRESH (clist);
2848 else if (visible && clist->column[ctree->tree_column].auto_resize)
2849 /* resize tree_column if needed */
2850 gtk_sctree_column_auto_resize (clist, >K_CTREE_ROW (node)->row, ctree->tree_column,
2856 gtk_sctree_insert_node (GtkCTree *ctree,
2857 GtkCTreeNode *parent,
2858 GtkCTreeNode *sibling,
2861 GdkPixmap *pixmap_closed,
2862 GdkBitmap *mask_closed,
2863 GdkPixmap *pixmap_opened,
2864 GdkBitmap *mask_opened,
2869 GtkCTreeRow *new_row;
2875 stock_pixmap_gdk(GTK_WIDGET(ctree), STOCK_PIXMAP_EMPTY,
2876 &emptyxpm, &emptyxpmmask);
2878 if (!pixmap_closed) {
2879 pixmap_closed = emptyxpm;
2880 mask_closed = emptyxpmmask;
2882 if (!pixmap_opened) {
2883 pixmap_opened = emptyxpm;
2884 mask_opened = emptyxpmmask;
2886 g_return_val_if_fail (GTK_IS_CTREE (ctree), NULL);
2888 g_return_val_if_fail (GTK_CTREE_ROW (sibling)->parent == parent, NULL);
2890 if (parent && GTK_CTREE_ROW (parent)->is_leaf)
2893 clist = GTK_CLIST (ctree);
2895 /* create the row */
2896 new_row = srow_new (ctree);
2897 list = g_list_alloc ();
2898 list->data = new_row;
2899 node = GTK_CTREE_NODE (list);
2902 for (i = 0; i < clist->columns; i++)
2903 if (text[i] && i != ctree->tree_column)
2904 GTK_CLIST_GET_CLASS (clist)->set_cell_contents
2905 (clist, &(new_row->row), i, GTK_CELL_TEXT, text[i], 0, NULL, NULL);
2907 sset_node_info (ctree, node, text ?
2908 text[ctree->tree_column] : NULL, spacing, pixmap_closed,
2909 mask_closed, pixmap_opened, mask_opened, is_leaf, expanded);
2911 /* sorted insertion */
2912 if (GTK_CLIST_AUTO_SORT (clist))
2915 sibling = GTK_CTREE_ROW (parent)->children;
2917 sibling = GTK_CTREE_NODE (clist->row_list);
2919 while (sibling && clist->compare
2920 (clist, GTK_CTREE_ROW (node), GTK_CTREE_ROW (sibling)) > 0)
2921 sibling = GTK_CTREE_ROW (sibling)->sibling;
2924 gtk_sctree_link (ctree, node, parent, sibling, FALSE);
2926 if (text && !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist) &&
2927 gtk_ctree_is_viewable (ctree, node))
2929 for (i = 0; i < clist->columns; i++)
2930 if (clist->column[i].auto_resize)
2931 gtk_sctree_column_auto_resize (clist, &(new_row->row), i, 0);
2934 if (clist->rows == 1)
2936 clist->focus_row = 0;
2937 if (clist->selection_mode == GTK_SELECTION_BROWSE)
2938 gtk_sctree_select (GTK_SCTREE(ctree), node);
2942 CLIST_REFRESH (clist);
2948 gtk_sctree_insert_gnode (GtkCTree *ctree,
2949 GtkCTreeNode *parent,
2950 GtkCTreeNode *sibling,
2952 GtkCTreeGNodeFunc func,
2956 GtkCTreeNode *cnode = NULL;
2957 GtkCTreeNode *child = NULL;
2958 GtkCTreeNode *new_child;
2963 g_return_val_if_fail (GTK_IS_CTREE (ctree), NULL);
2964 g_return_val_if_fail (gnode != NULL, NULL);
2965 g_return_val_if_fail (func != NULL, NULL);
2967 g_return_val_if_fail (GTK_CTREE_ROW (sibling)->parent == parent, NULL);
2969 clist = GTK_CLIST (ctree);
2972 depth = GTK_CTREE_ROW (parent)->level + 1;
2974 list = g_list_alloc ();
2975 list->data = srow_new (ctree);
2976 cnode = GTK_CTREE_NODE (list);
2978 gtk_clist_freeze (clist);
2980 sset_node_info (ctree, cnode, "", 0, NULL, NULL, NULL, NULL, TRUE, FALSE);
2982 if (!func (ctree, depth, gnode, cnode, data))
2984 stree_delete_row (ctree, cnode, NULL);
2985 gtk_clist_thaw (clist);
2989 if (GTK_CLIST_AUTO_SORT (clist))
2992 sibling = GTK_CTREE_ROW (parent)->children;
2994 sibling = GTK_CTREE_NODE (clist->row_list);
2996 while (sibling && clist->compare
2997 (clist, GTK_CTREE_ROW (cnode), GTK_CTREE_ROW (sibling)) > 0)
2998 sibling = GTK_CTREE_ROW (sibling)->sibling;
3001 gtk_sctree_link (ctree, cnode, parent, sibling, FALSE);
3003 for (work = g_node_last_child (gnode); work; work = work->prev)
3005 new_child = gtk_sctree_insert_gnode (ctree, cnode, child,
3011 gtk_clist_thaw (clist);
3017 sreal_tree_move (GtkCTree *ctree,
3019 GtkCTreeNode *new_parent,
3020 GtkCTreeNode *new_sibling)
3024 gboolean visible = FALSE;
3026 g_return_if_fail (ctree != NULL);
3027 g_return_if_fail (node != NULL);
3028 g_return_if_fail (!new_sibling ||
3029 GTK_CTREE_ROW (new_sibling)->parent == new_parent);
3031 if (new_parent && GTK_CTREE_ROW (new_parent)->is_leaf)
3034 /* new_parent != child of child */
3035 for (work = new_parent; work; work = GTK_CTREE_ROW (work)->parent)
3039 clist = GTK_CLIST (ctree);
3041 visible = gtk_ctree_is_viewable (ctree, node);
3043 if (clist->selection_mode == GTK_SELECTION_MULTIPLE)
3045 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
3047 g_list_free (clist->undo_selection);
3048 g_list_free (clist->undo_unselection);
3049 clist->undo_selection = NULL;
3050 clist->undo_unselection = NULL;
3053 if (GTK_CLIST_AUTO_SORT (clist))
3055 if (new_parent == GTK_CTREE_ROW (node)->parent)
3059 new_sibling = GTK_CTREE_ROW (new_parent)->children;
3061 new_sibling = GTK_CTREE_NODE (clist->row_list);
3063 while (new_sibling && clist->compare
3064 (clist, GTK_CTREE_ROW (node), GTK_CTREE_ROW (new_sibling)) > 0)
3065 new_sibling = GTK_CTREE_ROW (new_sibling)->sibling;
3068 if (new_parent == GTK_CTREE_ROW (node)->parent &&
3069 new_sibling == GTK_CTREE_ROW (node)->sibling)
3072 gtk_clist_freeze (clist);
3076 if (!GTK_SCTREE(ctree)->sorting && gtk_ctree_is_viewable (ctree, node))
3077 work = GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row));
3079 gtk_sctree_unlink (ctree, node, FALSE);
3080 gtk_sctree_link (ctree, node, new_parent, new_sibling, FALSE);
3082 if (!GTK_SCTREE(ctree)->sorting && work)
3084 while (work && !gtk_ctree_is_viewable (ctree, work))
3085 work = GTK_CTREE_ROW (work)->parent;
3086 clist->focus_row = g_list_position (clist->row_list, (GList *)work);
3087 clist->undo_anchor = clist->focus_row;
3090 if (clist->column[ctree->tree_column].auto_resize &&
3091 !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist) &&
3092 (visible || gtk_ctree_is_viewable (ctree, node)))
3093 gtk_clist_set_column_width
3094 (clist, ctree->tree_column,
3095 gtk_clist_optimal_column_width (clist, ctree->tree_column));
3097 gtk_clist_thaw (clist);
3100 void gtk_sctree_set_column_tooltip (GtkSCTree *sctree,
3105 sctree->tips = gtk_tooltips_new();
3107 gtk_tooltips_set_tip(GTK_TOOLTIPS(sctree->tips),
3108 GTK_CLIST(sctree)->column[column].button,