2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
4 * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws 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 "sylpheed-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_collapse (GtkCTree *ctree, GtkCTreeNode *node);
89 static void stree_sort (GtkCTree *ctree, GtkCTreeNode *node, gpointer data);
90 void gtk_sctree_sort_node (GtkCTree *ctree, GtkCTreeNode *node);
91 void gtk_sctree_sort_recursive (GtkCTree *ctree, GtkCTreeNode *node);
93 static void gtk_sctree_link (GtkCTree *ctree,
96 GtkCTreeNode *sibling,
97 gboolean update_focus_row);
99 static void gtk_sctree_unlink (GtkCTree *ctree,
101 gboolean update_focus_row);
103 static void stree_update_level (GtkCTree *ctree,
107 static GtkCTreeNode * gtk_sctree_last_visible (GtkCTree *ctree,
109 static void gtk_sctree_real_tree_expand (GtkCTree *ctree,
112 sreal_tree_move (GtkCTree *ctree,
114 GtkCTreeNode *new_parent,
115 GtkCTreeNode *new_sibling);
117 static GtkCTreeClass *parent_class;
119 static guint sctree_signals[LAST_SIGNAL];
122 * gtk_sctree_get_type:
125 * Creates the GtkSCTree class and its type information
127 * Return value: The type ID for GtkSCTreeClass
130 gtk_sctree_get_type (void)
132 static GType sctree_type = 0;
135 GTypeInfo sctree_info = {
136 sizeof (GtkSCTreeClass),
138 (GBaseInitFunc) NULL,
139 (GBaseFinalizeFunc) NULL,
141 (GClassInitFunc) gtk_sctree_class_init,
142 (GClassFinalizeFunc) NULL,
143 NULL, /* class_data */
147 (GInstanceInitFunc) gtk_sctree_init,
150 sctree_type = g_type_register_static (GTK_TYPE_CTREE, "GtkSCTree", &sctree_info, (GTypeFlags)0);
157 gtk_sctree_draw_cell_pixmap (GdkWindow *window,
158 GdkRectangle *clip_rectangle,
172 gdk_gc_set_clip_mask (fg_gc, mask);
173 gdk_gc_set_clip_origin (fg_gc, x, y);
175 if (x < clip_rectangle->x)
177 xsrc = clip_rectangle->x - x;
179 x = clip_rectangle->x;
181 if (x + width > clip_rectangle->x + clip_rectangle->width)
182 width = clip_rectangle->x + clip_rectangle->width - x;
184 if (y < clip_rectangle->y)
186 ysrc = clip_rectangle->y - y;
188 y = clip_rectangle->y;
190 if (y + height > clip_rectangle->y + clip_rectangle->height)
191 height = clip_rectangle->y + clip_rectangle->height - y;
193 if (width > 0 && height > 0)
194 gdk_draw_pixmap (window, fg_gc, pixmap, xsrc, ysrc, x, y, width, height);
198 gdk_gc_set_clip_rectangle (fg_gc, NULL);
199 gdk_gc_set_clip_origin (fg_gc, 0, 0);
202 return x + MAX (width, 0);
206 gtk_sctree_get_cell_style (GtkCList *clist,
207 GtkCListRow *clist_row,
217 if ((state == GTK_STATE_NORMAL) &&
218 (GTK_WIDGET (clist)->state == GTK_STATE_INSENSITIVE))
219 fg_state = GTK_STATE_INSENSITIVE;
223 if (clist_row->cell[column].style)
226 *style = clist_row->cell[column].style;
228 *fg_gc = clist_row->cell[column].style->fg_gc[fg_state];
230 if (state == GTK_STATE_SELECTED)
231 *bg_gc = clist_row->cell[column].style->bg_gc[state];
234 else if (clist_row->style)
237 *style = clist_row->style;
239 *fg_gc = clist_row->style->fg_gc[fg_state];
241 if (state == GTK_STATE_SELECTED)
242 *bg_gc = clist_row->style->bg_gc[state];
244 *bg_gc = clist_row->bg_set ?
245 clist->bg_gc : clist_row->style->base_gc[state];
251 *style = GTK_WIDGET (clist)->style;
253 *fg_gc = GTK_WIDGET (clist)->style->fg_gc[fg_state];
255 if (state == GTK_STATE_SELECTED)
256 *bg_gc = GTK_WIDGET (clist)->style->bg_gc[state];
258 *bg_gc = GTK_WIDGET (clist)->style->base_gc[state];
261 if (state != GTK_STATE_SELECTED)
263 if (fg_gc && clist_row->fg_set)
264 *fg_gc = clist->fg_gc;
265 if (bg_gc && clist_row->bg_set)
266 *bg_gc = clist->bg_gc;
272 gtk_sctree_draw_expander (GtkCTree *ctree,
273 GtkCTreeRow *ctree_row,
275 GdkRectangle *clip_rectangle,
280 gint justification_factor;
283 if (ctree->expander_style == GTK_CTREE_EXPANDER_NONE)
286 clist = GTK_CLIST (ctree);
287 if (clist->column[ctree->tree_column].justification == GTK_JUSTIFY_RIGHT)
288 justification_factor = -1;
290 justification_factor = 1;
291 y = (clip_rectangle->y + (clip_rectangle->height - PM_SIZE) / 2 -
292 (clip_rectangle->height + 1) % 2);
294 if (!ctree_row->children)
296 switch (ctree->expander_style)
298 case GTK_CTREE_EXPANDER_NONE:
300 case GTK_CTREE_EXPANDER_TRIANGLE:
301 return x + justification_factor * (PM_SIZE + 3);
302 case GTK_CTREE_EXPANDER_SQUARE:
303 case GTK_CTREE_EXPANDER_CIRCULAR:
304 return x + justification_factor * (PM_SIZE + 1);
308 gdk_gc_set_clip_rectangle (style->fg_gc[GTK_STATE_NORMAL], clip_rectangle);
309 gdk_gc_set_clip_rectangle (style->base_gc[GTK_STATE_NORMAL], clip_rectangle);
311 switch (ctree->expander_style)
313 case GTK_CTREE_EXPANDER_NONE:
315 case GTK_CTREE_EXPANDER_TRIANGLE:
316 if (ctree_row->expanded)
319 points[0].y = y + (PM_SIZE + 2) / 6;
320 points[1].x = points[0].x + justification_factor * (PM_SIZE + 2);
321 points[1].y = points[0].y;
322 points[2].x = (points[0].x +
323 justification_factor * (PM_SIZE + 2) / 2);
324 points[2].y = y + 2 * (PM_SIZE + 2) / 3;
328 points[0].x = x + justification_factor * ((PM_SIZE + 2) / 6 + 2);
330 points[1].x = points[0].x;
331 points[1].y = points[0].y + (PM_SIZE + 2);
332 points[2].x = (points[0].x +
333 justification_factor * (2 * (PM_SIZE + 2) / 3 - 1));
334 points[2].y = points[0].y + (PM_SIZE + 2) / 2;
337 gdk_draw_polygon (clist->clist_window, style->base_gc[GTK_STATE_NORMAL],
339 gdk_draw_polygon (clist->clist_window, style->fg_gc[GTK_STATE_NORMAL],
342 x += justification_factor * (PM_SIZE + 3);
344 case GTK_CTREE_EXPANDER_SQUARE:
345 case GTK_CTREE_EXPANDER_CIRCULAR:
346 if (justification_factor == -1)
347 x += justification_factor * (PM_SIZE + 1);
349 if (ctree->expander_style == GTK_CTREE_EXPANDER_CIRCULAR)
351 gdk_draw_arc (clist->clist_window, style->base_gc[GTK_STATE_NORMAL],
352 TRUE, x, y, PM_SIZE, PM_SIZE, 0, 360 * 64);
353 gdk_draw_arc (clist->clist_window, style->fg_gc[GTK_STATE_NORMAL],
354 FALSE, x, y, PM_SIZE, PM_SIZE, 0, 360 * 64);
358 gdk_draw_rectangle (clist->clist_window,
359 style->base_gc[GTK_STATE_NORMAL], TRUE,
360 x, y, PM_SIZE, PM_SIZE);
361 gdk_draw_rectangle (clist->clist_window,
362 style->fg_gc[GTK_STATE_NORMAL], FALSE,
363 x, y, PM_SIZE, PM_SIZE);
366 gdk_draw_line (clist->clist_window, style->fg_gc[GTK_STATE_NORMAL],
367 x + 2, y + PM_SIZE / 2, x + PM_SIZE - 2, y + PM_SIZE / 2);
369 if (!ctree_row->expanded)
370 gdk_draw_line (clist->clist_window, style->fg_gc[GTK_STATE_NORMAL],
371 x + PM_SIZE / 2, y + 2,
372 x + PM_SIZE / 2, y + PM_SIZE - 2);
374 if (justification_factor == 1)
375 x += justification_factor * (PM_SIZE + 1);
379 gdk_gc_set_clip_rectangle (style->fg_gc[GTK_STATE_NORMAL], NULL);
380 gdk_gc_set_clip_rectangle (style->base_gc[GTK_STATE_NORMAL], NULL);
386 gtk_sctree_draw_lines (GtkCTree *ctree,
387 GtkCTreeRow *ctree_row,
391 GdkRectangle *clip_rectangle,
392 GdkRectangle *cell_rectangle,
399 GtkCTreeNode *parent;
400 GdkRectangle tree_rectangle;
401 GdkRectangle tc_rectangle;
412 gint justification_factor;
414 clist = GTK_CLIST (ctree);
415 ycenter = clip_rectangle->y + (clip_rectangle->height / 2);
416 justify_right = (clist->column[column].justification == GTK_JUSTIFY_RIGHT);
420 offset = (clip_rectangle->x + clip_rectangle->width - 1 -
421 ctree->tree_indent * (ctree_row->level - 1));
422 justification_factor = -1;
426 offset = clip_rectangle->x + ctree->tree_indent * (ctree_row->level - 1);
427 justification_factor = 1;
430 switch (ctree->line_style)
432 case GTK_CTREE_LINES_NONE:
434 case GTK_CTREE_LINES_TABBED:
435 xcenter = offset + justification_factor * TAB_SIZE;
437 column_right = (COLUMN_LEFT_XPIXEL (clist, ctree->tree_column) +
438 clist->column[ctree->tree_column].area.width +
440 column_left = (COLUMN_LEFT_XPIXEL (clist, ctree->tree_column) -
441 COLUMN_INSET - CELL_SPACING);
445 tree_rectangle.y = crect->y;
446 tree_rectangle.height = crect->height;
450 tree_rectangle.x = xcenter;
451 tree_rectangle.width = column_right - xcenter;
455 tree_rectangle.x = column_left;
456 tree_rectangle.width = xcenter - column_left;
459 if (!gdk_rectangle_intersect (area, &tree_rectangle, &tc_rectangle))
461 offset += justification_factor * 3;
466 gdk_gc_set_clip_rectangle (ctree->lines_gc, crect);
468 next_level = ctree_row->level;
470 if (!ctree_row->sibling || (ctree_row->children && ctree_row->expanded))
472 node = gtk_ctree_find_node_ptr (ctree, ctree_row);
473 if (GTK_CTREE_NODE_NEXT (node))
474 next_level = GTK_CTREE_ROW (GTK_CTREE_NODE_NEXT (node))->level;
479 if (ctree->tree_indent > 0)
481 node = ctree_row->parent;
484 xcenter -= (justification_factor * ctree->tree_indent);
486 if ((justify_right && xcenter < column_left) ||
487 (!justify_right && xcenter > column_right))
489 node = GTK_CTREE_ROW (node)->parent;
493 tree_rectangle.y = cell_rectangle->y;
494 tree_rectangle.height = cell_rectangle->height;
497 tree_rectangle.x = MAX (xcenter - ctree->tree_indent + 1,
499 tree_rectangle.width = MIN (xcenter - column_left,
504 tree_rectangle.x = xcenter;
505 tree_rectangle.width = MIN (column_right - xcenter,
509 if (!area || gdk_rectangle_intersect (area, &tree_rectangle,
512 gtk_sctree_get_cell_style (clist, >K_CTREE_ROW (node)->row,
513 state, row, column, NULL, NULL, &bg_gc);
515 if (bg_gc == clist->bg_gc)
516 gdk_gc_set_foreground
517 (clist->bg_gc, >K_CTREE_ROW (node)->row.background);
520 gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE,
523 tree_rectangle.width,
524 tree_rectangle.height);
526 gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE,
530 tc_rectangle.height);
532 if (next_level > GTK_CTREE_ROW (node)->level)
533 gdk_draw_line (clist->clist_window, ctree->lines_gc,
535 xcenter, crect->y + crect->height);
540 offset_x = MIN (ctree->tree_indent, 2 * TAB_SIZE);
541 width = offset_x / 2 + offset_x % 2;
543 parent = GTK_CTREE_ROW (node)->parent;
545 tree_rectangle.y = ycenter;
546 tree_rectangle.height = (cell_rectangle->y - ycenter +
547 cell_rectangle->height);
551 tree_rectangle.x = MAX(xcenter + 1 - width, column_left);
552 tree_rectangle.width = MIN (xcenter + 1 - column_left,
557 tree_rectangle.x = xcenter;
558 tree_rectangle.width = MIN (column_right - xcenter,
563 gdk_rectangle_intersect (area, &tree_rectangle,
568 gtk_sctree_get_cell_style (clist, >K_CTREE_ROW (parent)->row,
569 state, row, column, NULL, NULL, &bg_gc);
570 if (bg_gc == clist->bg_gc)
571 gdk_gc_set_foreground
573 >K_CTREE_ROW (parent)->row.background);
575 else if (state == GTK_STATE_SELECTED)
576 bg_gc = style->base_gc[state];
578 bg_gc = GTK_WIDGET (clist)->style->base_gc[state];
581 gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE,
584 tree_rectangle.width,
585 tree_rectangle.height);
587 gdk_draw_rectangle (clist->clist_window,
592 tc_rectangle.height);
595 gtk_sctree_get_cell_style (clist, >K_CTREE_ROW (node)->row,
596 state, row, column, NULL, NULL, &bg_gc);
597 if (bg_gc == clist->bg_gc)
598 gdk_gc_set_foreground
599 (clist->bg_gc, >K_CTREE_ROW (node)->row.background);
601 gdk_gc_set_clip_rectangle (bg_gc, crect);
602 gdk_draw_arc (clist->clist_window, bg_gc, TRUE,
603 xcenter - (justify_right * offset_x),
605 offset_x, clist->row_height,
606 (180 + (justify_right * 90)) * 64, 90 * 64);
607 gdk_gc_set_clip_rectangle (bg_gc, NULL);
609 gdk_draw_line (clist->clist_window, ctree->lines_gc,
610 xcenter, cell_rectangle->y, xcenter, ycenter);
613 gdk_draw_arc (clist->clist_window, ctree->lines_gc, FALSE,
614 xcenter - offset_x, cell_rectangle->y,
615 offset_x, clist->row_height,
618 gdk_draw_arc (clist->clist_window, ctree->lines_gc, FALSE,
619 xcenter, cell_rectangle->y,
620 offset_x, clist->row_height,
623 node = GTK_CTREE_ROW (node)->parent;
627 if (state != GTK_STATE_SELECTED)
629 tree_rectangle.y = clip_rectangle->y;
630 tree_rectangle.height = clip_rectangle->height;
631 tree_rectangle.width = COLUMN_INSET + CELL_SPACING +
632 MIN (clist->column[ctree->tree_column].area.width + COLUMN_INSET,
636 tree_rectangle.x = MAX (xcenter + 1, column_left);
638 tree_rectangle.x = column_left;
641 gdk_draw_rectangle (clist->clist_window,
643 (ctree)->style->base_gc[GTK_STATE_NORMAL],
647 tree_rectangle.width,
648 tree_rectangle.height);
649 else if (gdk_rectangle_intersect (area, &tree_rectangle,
651 gdk_draw_rectangle (clist->clist_window,
653 (ctree)->style->base_gc[GTK_STATE_NORMAL],
658 tc_rectangle.height);
661 xcenter = offset + (justification_factor * ctree->tree_indent / 2);
663 gtk_sctree_get_cell_style (clist, &ctree_row->row, state, row, column, NULL, NULL,
665 if (bg_gc == clist->bg_gc)
666 gdk_gc_set_foreground (clist->bg_gc, &ctree_row->row.background);
668 gdk_gc_set_clip_rectangle (bg_gc, crect);
669 if (ctree_row->is_leaf)
673 points[0].x = offset + justification_factor * TAB_SIZE;
674 points[0].y = cell_rectangle->y;
676 points[1].x = points[0].x - justification_factor * 4;
677 points[1].y = points[0].y;
679 points[2].x = points[1].x - justification_factor * 2;
680 points[2].y = points[1].y + 3;
682 points[3].x = points[2].x;
683 points[3].y = points[2].y + clist->row_height - 5;
685 points[4].x = points[3].x + justification_factor * 2;
686 points[4].y = points[3].y + 3;
688 points[5].x = points[4].x + justification_factor * 4;
689 points[5].y = points[4].y;
691 gdk_draw_polygon (clist->clist_window, bg_gc, TRUE, points, 6);
692 gdk_draw_lines (clist->clist_window, ctree->lines_gc, points, 6);
696 gdk_draw_arc (clist->clist_window, bg_gc, TRUE,
697 offset - (justify_right * 2 * TAB_SIZE),
699 2 * TAB_SIZE, clist->row_height,
700 (90 + (180 * justify_right)) * 64, 180 * 64);
701 gdk_draw_arc (clist->clist_window, ctree->lines_gc, FALSE,
702 offset - (justify_right * 2 * TAB_SIZE),
704 2 * TAB_SIZE, clist->row_height,
705 (90 + (180 * justify_right)) * 64, 180 * 64);
707 gdk_gc_set_clip_rectangle (bg_gc, NULL);
708 gdk_gc_set_clip_rectangle (ctree->lines_gc, NULL);
710 offset += justification_factor * 3;
713 xcenter = offset + justification_factor * PM_SIZE / 2;
717 tree_rectangle.y = crect->y;
718 tree_rectangle.height = crect->height;
722 tree_rectangle.x = xcenter - PM_SIZE / 2 - 2;
723 tree_rectangle.width = (clip_rectangle->x +
724 clip_rectangle->width -tree_rectangle.x);
728 tree_rectangle.x = clip_rectangle->x + PM_SIZE / 2;
729 tree_rectangle.width = (xcenter + PM_SIZE / 2 + 2 -
733 if (!gdk_rectangle_intersect (area, &tree_rectangle, &tc_rectangle))
739 if (ctree->line_style == GTK_CTREE_LINES_DOTTED)
741 offset_x += abs((clip_rectangle->x + clist->hoffset) % 2);
742 offset_y = abs((cell_rectangle->y + clist->voffset) % 2);
746 clip_rectangle->height++;
747 gdk_gc_set_clip_rectangle (ctree->lines_gc, clip_rectangle);
748 gdk_draw_line (clist->clist_window, ctree->lines_gc,
750 (ctree->show_stub || clist->row_list->data != ctree_row) ?
751 cell_rectangle->y + offset_y : ycenter,
753 (ctree_row->sibling) ? crect->y +crect->height : ycenter);
755 gdk_draw_line (clist->clist_window, ctree->lines_gc,
756 xcenter + (justification_factor * offset_x), ycenter,
757 xcenter + (justification_factor * (PM_SIZE / 2 + 2)),
760 node = ctree_row->parent;
763 xcenter -= (justification_factor * ctree->tree_indent);
765 if (GTK_CTREE_ROW (node)->sibling)
766 gdk_draw_line (clist->clist_window, ctree->lines_gc,
767 xcenter, cell_rectangle->y + offset_y,
768 xcenter, crect->y + crect->height);
769 node = GTK_CTREE_ROW (node)->parent;
771 gdk_gc_set_clip_rectangle (ctree->lines_gc, NULL);
773 clip_rectangle->height--;
780 sc_gtk_clist_create_cell_layout (GtkCList *clist,
781 GtkCListRow *clist_row,
789 gtk_sctree_get_cell_style (clist, clist_row, GTK_STATE_NORMAL, 0, column, &style,
793 cell = &clist_row->cell[column];
797 case GTK_CELL_PIXTEXT:
798 text = ((cell->type == GTK_CELL_PIXTEXT) ?
799 GTK_CELL_PIXTEXT (*cell)->text :
800 GTK_CELL_TEXT (*cell)->text);
805 layout = gtk_widget_create_pango_layout (GTK_WIDGET (clist),
806 ((cell->type == GTK_CELL_PIXTEXT) ?
807 GTK_CELL_PIXTEXT (*cell)->text :
808 GTK_CELL_TEXT (*cell)->text));
809 pango_layout_set_font_description (layout, style->font_desc);
819 gtk_sctree_draw_row (GtkCList *clist,
822 GtkCListRow *clist_row)
828 GdkRectangle row_rectangle;
829 GdkRectangle cell_rectangle;
830 GdkRectangle clip_rectangle;
831 GdkRectangle intersect_rectangle;
833 gint column_left = 0;
834 gint column_right = 0;
838 static GdkColor greybg={0, 0, 0, 0};
839 static gboolean color_change = TRUE;
841 if (greybg.pixel == 0 &&
845 GdkColor normalbg = {0, 0xffff, 0xffff, 0xffff};
846 if (GTK_WIDGET (clist)->style) {
847 normalbg = GTK_WIDGET (clist)->style->base[GTK_STATE_NORMAL];
849 if (normalbg.red > 0x8888 && normalbg.green > 0x8888 && normalbg.blue > 0x8888) {
850 greybg.pixel = normalbg.pixel;
851 greybg.red = normalbg.red - prefs_common.stripes_color_offset;
852 greybg.green = normalbg.green - prefs_common.stripes_color_offset;
853 greybg.blue = normalbg.blue - prefs_common.stripes_color_offset;
854 } else if (normalbg.red < 0x8888 && normalbg.green < 0x8888 && normalbg.blue < 0x8888) {
855 greybg.pixel = normalbg.pixel;
856 greybg.red = normalbg.red + prefs_common.stripes_color_offset;
857 greybg.green = normalbg.green + prefs_common.stripes_color_offset;
858 greybg.blue = normalbg.blue + prefs_common.stripes_color_offset;
860 color_change = FALSE;
864 g_return_if_fail (clist != NULL);
866 /* bail now if we arn't drawable yet */
867 if (!GTK_WIDGET_DRAWABLE (clist) || row < 0 || row >= clist->rows)
870 widget = GTK_WIDGET (clist);
871 ctree = GTK_CTREE (clist);
873 /* if the function is passed the pointer to the row instead of null,
874 * it avoids this expensive lookup */
876 clist_row = (g_list_nth (clist->row_list, row))->data;
878 /* rectangle of the entire row */
880 row_rectangle.y = ROW_TOP_YPIXEL (clist, row);
881 row_rectangle.width = clist->clist_window_width;
882 row_rectangle.height = clist->row_height;
884 /* rectangle of the cell spacing above the row */
885 cell_rectangle.x = 0;
886 cell_rectangle.y = row_rectangle.y - CELL_SPACING;
887 cell_rectangle.width = row_rectangle.width;
888 cell_rectangle.height = CELL_SPACING;
890 /* rectangle used to clip drawing operations, its y and height
891 * positions only need to be set once, so we set them once here.
892 * the x and width are set withing the drawing loop below once per
894 clip_rectangle.y = row_rectangle.y;
895 clip_rectangle.height = row_rectangle.height;
897 if (prefs_common.use_stripes_everywhere && GTK_SCTREE(ctree)->show_stripes
898 && color_change && row % 2) {
899 clist_row->background = greybg;
900 clist_row->bg_set = TRUE;
902 clist_row->bg_set = FALSE;
904 if (clist_row->state == GTK_STATE_NORMAL)
906 if (clist_row->fg_set)
907 gdk_gc_set_foreground (clist->fg_gc, &clist_row->foreground);
908 if (clist_row->bg_set)
909 gdk_gc_set_rgb_fg_color (clist->bg_gc, &clist_row->background);
912 state = clist_row->state;
914 gdk_gc_set_foreground (ctree->lines_gc,
915 &widget->style->fg[clist_row->state]);
917 /* draw the cell borders */
920 rect = &intersect_rectangle;
921 crect = &intersect_rectangle;
923 if (gdk_rectangle_intersect (area, &cell_rectangle, crect))
924 gdk_draw_rectangle (clist->clist_window,
925 widget->style->base_gc[GTK_STATE_NORMAL], TRUE,
926 crect->x, crect->y, crect->width, crect->height);
930 rect = &clip_rectangle;
931 crect = &cell_rectangle;
933 gdk_draw_rectangle (clist->clist_window,
934 widget->style->base_gc[GTK_STATE_NORMAL], TRUE,
935 crect->x, crect->y, crect->width, crect->height);
938 /* horizontal black lines */
939 if (ctree->line_style == GTK_CTREE_LINES_TABBED)
942 column_right = (COLUMN_LEFT_XPIXEL (clist, ctree->tree_column) +
943 clist->column[ctree->tree_column].area.width +
945 column_left = (COLUMN_LEFT_XPIXEL (clist, ctree->tree_column) -
946 COLUMN_INSET - (ctree->tree_column != 0) * CELL_SPACING);
948 switch (clist->column[ctree->tree_column].justification)
950 case GTK_JUSTIFY_CENTER:
951 case GTK_JUSTIFY_FILL:
952 case GTK_JUSTIFY_LEFT:
953 offset = (column_left + ctree->tree_indent *
954 (((GtkCTreeRow *)clist_row)->level - 1));
956 gdk_draw_line (clist->clist_window, ctree->lines_gc,
957 MIN (offset + TAB_SIZE, column_right),
959 clist->clist_window_width, cell_rectangle.y);
961 case GTK_JUSTIFY_RIGHT:
962 offset = (column_right - 1 - ctree->tree_indent *
963 (((GtkCTreeRow *)clist_row)->level - 1));
965 gdk_draw_line (clist->clist_window, ctree->lines_gc,
966 -1, cell_rectangle.y,
967 MAX (offset - TAB_SIZE, column_left),
973 /* the last row has to clear its bottom cell spacing too */
974 if (clist_row == clist->row_list_end->data)
976 cell_rectangle.y += clist->row_height + CELL_SPACING;
978 if (!area || gdk_rectangle_intersect (area, &cell_rectangle, crect))
980 gdk_draw_rectangle (clist->clist_window,
981 widget->style->base_gc[GTK_STATE_NORMAL], TRUE,
982 crect->x, crect->y, crect->width, crect->height);
984 /* horizontal black lines */
985 if (ctree->line_style == GTK_CTREE_LINES_TABBED)
987 switch (clist->column[ctree->tree_column].justification)
989 case GTK_JUSTIFY_CENTER:
990 case GTK_JUSTIFY_FILL:
991 case GTK_JUSTIFY_LEFT:
992 gdk_draw_line (clist->clist_window, ctree->lines_gc,
993 MIN (column_left + TAB_SIZE + COLUMN_INSET +
994 (((GtkCTreeRow *)clist_row)->level > 1) *
995 MIN (ctree->tree_indent / 2, TAB_SIZE),
998 clist->clist_window_width, cell_rectangle.y);
1000 case GTK_JUSTIFY_RIGHT:
1001 gdk_draw_line (clist->clist_window, ctree->lines_gc,
1002 -1, cell_rectangle.y,
1003 MAX (column_right - TAB_SIZE - 1 -
1005 (((GtkCTreeRow *)clist_row)->level > 1) *
1006 MIN (ctree->tree_indent / 2, TAB_SIZE),
1007 column_left - 1), cell_rectangle.y);
1014 for (last_column = clist->columns - 1;
1015 last_column >= 0 && !clist->column[last_column].visible; last_column--)
1018 /* iterate and draw all the columns (row cells) and draw their contents */
1019 for (i = 0; i < clist->columns; i++)
1024 PangoLayout *layout = NULL;
1025 PangoRectangle logical_rect;
1033 if (!clist->column[i].visible)
1036 gtk_sctree_get_cell_style (clist, clist_row, state, row, i, &style, &fg_gc, &bg_gc);
1038 /* calculate clipping region */
1039 clip_rectangle.x = clist->column[i].area.x + clist->hoffset;
1040 clip_rectangle.width = clist->column[i].area.width;
1042 cell_rectangle.x = clip_rectangle.x - COLUMN_INSET - CELL_SPACING;
1043 cell_rectangle.width = (clip_rectangle.width + 2 * COLUMN_INSET +
1044 (1 + (i == last_column)) * CELL_SPACING);
1045 cell_rectangle.y = clip_rectangle.y;
1046 cell_rectangle.height = clip_rectangle.height;
1051 if (area && !gdk_rectangle_intersect (area, &cell_rectangle,
1052 &intersect_rectangle))
1054 if (i != ctree->tree_column)
1059 gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE,
1060 crect->x, crect->y, crect->width, crect->height);
1063 layout = sc_gtk_clist_create_cell_layout (clist, clist_row, i);
1066 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
1067 width = logical_rect.width;
1072 switch (clist_row->cell[i].type)
1074 case GTK_CELL_PIXMAP:
1076 (GTK_CELL_PIXMAP (clist_row->cell[i])->pixmap, &pixmap_width,
1078 width += pixmap_width;
1080 case GTK_CELL_PIXTEXT:
1081 if (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap)
1084 (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap,
1085 &pixmap_width, &height);
1086 width += pixmap_width;
1089 if (GTK_CELL_PIXTEXT (clist_row->cell[i])->text &&
1090 GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap)
1091 width += GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing;
1093 if (i == ctree->tree_column)
1094 width += (ctree->tree_indent *
1095 ((GtkCTreeRow *)clist_row)->level);
1101 switch (clist->column[i].justification)
1103 case GTK_JUSTIFY_LEFT:
1104 offset = clip_rectangle.x + clist_row->cell[i].horizontal;
1106 case GTK_JUSTIFY_RIGHT:
1107 offset = (clip_rectangle.x + clist_row->cell[i].horizontal +
1108 clip_rectangle.width - width);
1110 case GTK_JUSTIFY_CENTER:
1111 case GTK_JUSTIFY_FILL:
1112 offset = (clip_rectangle.x + clist_row->cell[i].horizontal +
1113 (clip_rectangle.width / 2) - (width / 2));
1117 if (i != ctree->tree_column)
1119 offset += clist_row->cell[i].horizontal;
1120 switch (clist_row->cell[i].type)
1122 case GTK_CELL_PIXMAP:
1123 gtk_sctree_draw_cell_pixmap
1124 (clist->clist_window, &clip_rectangle, fg_gc,
1125 GTK_CELL_PIXMAP (clist_row->cell[i])->pixmap,
1126 GTK_CELL_PIXMAP (clist_row->cell[i])->mask,
1128 clip_rectangle.y + clist_row->cell[i].vertical +
1129 (clip_rectangle.height - height) / 2,
1130 pixmap_width, height);
1132 case GTK_CELL_PIXTEXT:
1133 offset = gtk_sctree_draw_cell_pixmap
1134 (clist->clist_window, &clip_rectangle, fg_gc,
1135 GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap,
1136 GTK_CELL_PIXTEXT (clist_row->cell[i])->mask,
1138 clip_rectangle.y + clist_row->cell[i].vertical +
1139 (clip_rectangle.height - height) / 2,
1140 pixmap_width, height);
1141 offset += GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing;
1147 gint row_center_offset = (clist->row_height - logical_rect.height) / 2;
1149 gdk_gc_set_clip_rectangle (fg_gc, &clip_rectangle);
1150 gdk_draw_layout (clist->clist_window, fg_gc,
1152 row_rectangle.y + row_center_offset + clist_row->cell[i].vertical,
1154 gdk_gc_set_clip_rectangle (fg_gc, NULL);
1155 g_object_unref (G_OBJECT (layout));
1165 if (bg_gc == clist->bg_gc)
1166 gdk_gc_set_background (ctree->lines_gc, &clist_row->background);
1168 /* draw ctree->tree_column */
1169 cell_rectangle.y -= CELL_SPACING;
1170 cell_rectangle.height += CELL_SPACING;
1172 if (area && !gdk_rectangle_intersect (area, &cell_rectangle,
1173 &intersect_rectangle))
1176 g_object_unref (G_OBJECT (layout));
1181 offset = gtk_sctree_draw_lines (ctree, (GtkCTreeRow *)clist_row, row, i,
1182 state, &clip_rectangle, &cell_rectangle,
1183 crect, area, style);
1186 offset = gtk_sctree_draw_expander (ctree, (GtkCTreeRow *)clist_row,
1187 style, &clip_rectangle, offset);
1189 if (clist->column[i].justification == GTK_JUSTIFY_RIGHT)
1190 offset -= ctree->tree_spacing;
1192 offset += ctree->tree_spacing;
1194 if (clist->column[i].justification == GTK_JUSTIFY_RIGHT)
1195 offset -= (pixmap_width + clist_row->cell[i].horizontal);
1197 offset += clist_row->cell[i].horizontal;
1199 old_offset = offset;
1200 offset = gtk_sctree_draw_cell_pixmap (clist->clist_window, &clip_rectangle, fg_gc,
1201 GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap,
1202 GTK_CELL_PIXTEXT (clist_row->cell[i])->mask,
1204 clip_rectangle.y + clist_row->cell[i].vertical
1205 + (clip_rectangle.height - height) / 2,
1206 pixmap_width, height);
1210 gint row_center_offset = (clist->row_height - logical_rect.height) / 2;
1212 if (clist->column[i].justification == GTK_JUSTIFY_RIGHT)
1214 offset = (old_offset - string_width);
1215 if (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap)
1216 offset -= GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing;
1220 if (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap)
1221 offset += GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing;
1224 gdk_gc_set_clip_rectangle (fg_gc, &clip_rectangle);
1225 gdk_draw_layout (clist->clist_window, fg_gc,
1227 row_rectangle.y + row_center_offset + clist_row->cell[i].vertical,
1230 g_object_unref (G_OBJECT (layout));
1232 gdk_gc_set_clip_rectangle (fg_gc, NULL);
1235 /* draw focus rectangle */
1236 if (clist->focus_row == row &&
1237 GTK_WIDGET_CAN_FOCUS (widget) && GTK_WIDGET_HAS_FOCUS (widget))
1240 gdk_draw_rectangle (clist->clist_window, clist->xor_gc, FALSE,
1241 row_rectangle.x, row_rectangle.y,
1242 row_rectangle.width - 1, row_rectangle.height - 1);
1243 else if (gdk_rectangle_intersect (area, &row_rectangle,
1244 &intersect_rectangle))
1246 gdk_gc_set_clip_rectangle (clist->xor_gc, &intersect_rectangle);
1247 gdk_draw_rectangle (clist->clist_window, clist->xor_gc, FALSE,
1248 row_rectangle.x, row_rectangle.y,
1249 row_rectangle.width - 1,
1250 row_rectangle.height - 1);
1251 gdk_gc_set_clip_rectangle (clist->xor_gc, NULL);
1257 gtk_sctree_change_focus_row_expansion (GtkCTree *ctree,
1258 GtkCTreeExpansionType action)
1263 g_return_if_fail (GTK_IS_CTREE (ctree));
1265 clist = GTK_CLIST (ctree);
1267 if (gdk_display_pointer_is_grabbed (gtk_widget_get_display (GTK_WIDGET (ctree))) &&
1268 GTK_WIDGET_HAS_GRAB (ctree))
1272 GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row))) ||
1273 GTK_CTREE_ROW (node)->is_leaf || !(GTK_CTREE_ROW (node)->children))
1278 case GTK_CTREE_EXPANSION_EXPAND:
1279 if (GTK_SCTREE(ctree)->always_expand_recursively)
1280 gtk_ctree_expand_recursive (ctree, node);
1282 gtk_ctree_expand (ctree, node);
1285 case GTK_CTREE_EXPANSION_EXPAND_RECURSIVE:
1286 gtk_ctree_expand_recursive (ctree, node);
1288 case GTK_CTREE_EXPANSION_COLLAPSE:
1289 gtk_ctree_collapse (ctree, node);
1291 case GTK_CTREE_EXPANSION_COLLAPSE_RECURSIVE:
1292 gtk_ctree_collapse_recursive (ctree, node);
1294 case GTK_CTREE_EXPANSION_TOGGLE:
1295 if (GTK_SCTREE(ctree)->always_expand_recursively)
1296 gtk_ctree_toggle_expansion_recursive (ctree, node);
1298 gtk_ctree_toggle_expansion (ctree, node);
1300 case GTK_CTREE_EXPANSION_TOGGLE_RECURSIVE:
1301 gtk_ctree_toggle_expansion_recursive (ctree, node);
1306 /* Standard class initialization function */
1308 gtk_sctree_class_init (GtkSCTreeClass *klass)
1310 GtkObjectClass *object_class;
1311 GtkWidgetClass *widget_class;
1312 GtkCListClass *clist_class;
1313 GtkCTreeClass *ctree_class;
1315 object_class = (GtkObjectClass *) klass;
1316 widget_class = (GtkWidgetClass *) klass;
1317 clist_class = (GtkCListClass *) klass;
1318 ctree_class = (GtkCTreeClass *) klass;
1320 parent_class = gtk_type_class (gtk_ctree_get_type ());
1322 sctree_signals[ROW_POPUP_MENU] =
1323 g_signal_new ("row_popup_menu",
1324 G_TYPE_FROM_CLASS (klass),
1326 G_STRUCT_OFFSET (GtkSCTreeClass, row_popup_menu),
1328 sylpheed_marshal_VOID__POINTER,
1331 sctree_signals[EMPTY_POPUP_MENU] =
1332 g_signal_new ("empty_popup_menu",
1333 G_TYPE_FROM_CLASS (klass),
1335 G_STRUCT_OFFSET (GtkSCTreeClass, empty_popup_menu),
1337 sylpheed_marshal_VOID__POINTER,
1340 sctree_signals[OPEN_ROW] =
1341 g_signal_new ("open_row",
1342 G_TYPE_FROM_CLASS (klass),
1344 G_STRUCT_OFFSET (GtkSCTreeClass, open_row),
1346 g_cclosure_marshal_VOID__VOID,
1348 sctree_signals[START_DRAG] =
1349 g_signal_new ("start_drag",
1350 G_TYPE_FROM_CLASS (klass),
1352 G_STRUCT_OFFSET (GtkSCTreeClass, start_drag),
1354 sylpheed_marshal_VOID__INT_POINTER,
1359 /* gtk_object_class_add_signals (object_class, sctree_signals, LAST_SIGNAL); */
1361 clist_class->clear = gtk_sctree_clear;
1362 clist_class->draw_row = gtk_sctree_draw_row;
1363 ctree_class->tree_collapse = gtk_sctree_collapse;
1364 ctree_class->tree_expand = gtk_sctree_real_tree_expand;
1365 ctree_class->tree_move = sreal_tree_move;
1366 ctree_class->change_focus_row_expansion = gtk_sctree_change_focus_row_expansion;
1368 widget_class->button_press_event = gtk_sctree_button_press;
1369 widget_class->button_release_event = gtk_sctree_button_release;
1370 widget_class->motion_notify_event = gtk_sctree_motion;
1371 widget_class->drag_begin = gtk_sctree_drag_begin;
1372 widget_class->drag_end = gtk_sctree_drag_end;
1373 widget_class->drag_data_get = gtk_sctree_drag_data_get;
1374 widget_class->drag_leave = gtk_sctree_drag_leave;
1375 widget_class->drag_motion = gtk_sctree_drag_motion;
1376 widget_class->drag_drop = gtk_sctree_drag_drop;
1377 widget_class->drag_data_received = gtk_sctree_drag_data_received;
1380 /* Standard object initialization function */
1382 gtk_sctree_init (GtkSCTree *sctree)
1384 sctree->anchor_row = NULL;
1386 /* GtkCTree does not specify pointer motion by default */
1387 gtk_widget_add_events (GTK_WIDGET (sctree), GDK_POINTER_MOTION_MASK);
1388 gtk_widget_add_events (GTK_WIDGET (sctree), GDK_POINTER_MOTION_MASK);
1391 /* Get information the specified row is selected. */
1394 row_is_selected(GtkSCTree *sctree, gint row)
1396 GtkCListRow *clist_row;
1397 clist_row = g_list_nth (GTK_CLIST(sctree)->row_list, row)->data;
1398 return clist_row ? clist_row->state == GTK_STATE_SELECTED : FALSE;
1401 /* Selects the rows between the anchor to the specified row, inclusive. */
1403 select_range (GtkSCTree *sctree, gint row)
1409 if (sctree->anchor_row == NULL) {
1411 sctree->anchor_row = gtk_ctree_node_nth(GTK_CTREE(sctree), row);
1413 prev_row = g_list_position(GTK_CLIST(sctree)->row_list,
1414 (GList *)sctree->anchor_row);
1416 if (row < prev_row) {
1419 GTK_CLIST(sctree)->focus_row = max;
1424 sctree->selecting_range = TRUE;
1433 gtk_clist_freeze(GTK_CLIST(sctree));
1435 node = g_list_nth((GTK_CLIST(sctree))->row_list, min);
1436 for (i = min; i < max; i++) {
1437 if (node && GTK_CTREE_ROW (node)->row.selectable) {
1438 g_signal_emit_by_name(G_OBJECT(sctree), "tree_select_row",
1444 gtk_clist_thaw(GTK_CLIST(sctree));
1447 sctree->selecting_range = FALSE;
1448 gtk_clist_select_row (GTK_CLIST (sctree), max, -1);
1451 /* Handles row selection according to the specified modifier state */
1452 /* in certain cases, we arrive here from a function knowing the GtkCTreeNode, and having
1453 * already slowly found row using g_list_position. In which case, _node will be non-NULL
1454 * to avoid this function having to slowly find it with g_list_nth. */
1456 select_row (GtkSCTree *sctree, gint row, gint col, guint state, GtkCTreeNode *_node)
1458 gboolean range, additive;
1459 g_return_if_fail (sctree != NULL);
1460 g_return_if_fail (GTK_IS_SCTREE (sctree));
1462 range = ((state & GDK_SHIFT_MASK) != 0) &&
1463 (GTK_CLIST(sctree)->selection_mode != GTK_SELECTION_SINGLE) &&
1464 (GTK_CLIST(sctree)->selection_mode != GTK_SELECTION_BROWSE);
1465 additive = ((state & GDK_CONTROL_MASK) != 0) &&
1466 (GTK_CLIST(sctree)->selection_mode != GTK_SELECTION_SINGLE) &&
1467 (GTK_CLIST(sctree)->selection_mode != GTK_SELECTION_BROWSE);
1469 GTK_CLIST(sctree)->focus_row = row;
1472 /* if this selection isn't additive, we have to unselect what
1473 * is selected. Here, heavy GUI updates can occur if we have
1474 * a big selection. See if more than one line is selected, in
1475 * which case, freeze, else don't. */
1477 gboolean should_freeze = FALSE;
1478 if (sc_g_list_bigger(GTK_CLIST(sctree)->selection, 10)) {
1479 should_freeze = TRUE;
1480 sctree->selecting_range = TRUE;
1481 gtk_clist_freeze (GTK_CLIST (sctree));
1484 gtk_clist_unselect_all (GTK_CLIST (sctree));
1486 if (should_freeze) {
1487 gtk_clist_thaw (GTK_CLIST (sctree));
1488 sctree->selecting_range = FALSE;
1495 node = _node ? _node : gtk_ctree_node_nth (GTK_CTREE(sctree), row);
1497 /*No need to manage overlapped list*/
1499 if (row_is_selected(sctree, row))
1500 gtk_clist_unselect_row (GTK_CLIST (sctree), row, col);
1502 g_signal_emit_by_name
1504 "tree_select_row", node, col);
1506 g_signal_emit_by_name
1508 "tree_select_row", node, col);
1510 sctree->anchor_row = node;
1512 select_range (sctree, row);
1515 /* Our handler for button_press events. We override all of GtkCList's broken
1519 gtk_sctree_button_press (GtkWidget *widget, GdkEventButton *event)
1528 g_return_val_if_fail (widget != NULL, FALSE);
1529 g_return_val_if_fail (GTK_IS_SCTREE (widget), FALSE);
1530 g_return_val_if_fail (event != NULL, FALSE);
1532 sctree = GTK_SCTREE (widget);
1533 clist = GTK_CLIST (widget);
1536 if (event->window != clist->clist_window)
1537 return (* GTK_WIDGET_CLASS (parent_class)->button_press_event) (widget, event);
1539 on_row = gtk_clist_get_selection_info (clist, event->x, event->y, &row, &col);
1541 if (on_row && !GTK_WIDGET_HAS_FOCUS(widget))
1542 gtk_widget_grab_focus (widget);
1544 if (gtk_ctree_is_hot_spot (GTK_CTREE(sctree), event->x, event->y)) {
1545 GtkCTreeNode *node = gtk_ctree_node_nth(GTK_CTREE(sctree), row);
1546 if (GTK_CTREE_ROW (node)->expanded)
1547 gtk_ctree_collapse(GTK_CTREE(sctree), node);
1548 else if (GTK_SCTREE(sctree)->always_expand_recursively)
1549 gtk_ctree_expand_recursive (GTK_CTREE(sctree), node);
1551 gtk_ctree_expand(GTK_CTREE(sctree), node);
1555 switch (event->type) {
1556 case GDK_BUTTON_PRESS:
1557 if (event->button == 1 || event->button == 2) {
1558 if (event->button == 2)
1559 event->state &= ~(GDK_SHIFT_MASK | GDK_CONTROL_MASK);
1561 /* Save the mouse info for DnD */
1562 sctree->dnd_press_button = event->button;
1563 sctree->dnd_press_x = event->x;
1564 sctree->dnd_press_y = event->y;
1566 /* Handle selection */
1567 if ((row_is_selected (sctree, row)
1568 && !(event->state & (GDK_CONTROL_MASK | GDK_SHIFT_MASK)))
1569 || ((event->state & GDK_CONTROL_MASK)
1570 && !(event->state & GDK_SHIFT_MASK))) {
1571 sctree->dnd_select_pending = TRUE;
1572 sctree->dnd_select_pending_state = event->state;
1573 sctree->dnd_select_pending_row = row;
1575 select_row (sctree, row, col, event->state, NULL);
1578 sctree->selecting_range = TRUE;
1579 gtk_clist_unselect_all (clist);
1580 sctree->selecting_range = FALSE;
1584 } else if (event->button == 3) {
1585 /* Emit *_popup_menu signal*/
1587 if (!row_is_selected(sctree,row))
1588 select_row (sctree, row, col, 0, NULL);
1589 g_signal_emit (G_OBJECT (sctree),
1590 sctree_signals[ROW_POPUP_MENU],
1593 sctree->selecting_range = TRUE;
1594 gtk_clist_unselect_all(clist);
1595 sctree->selecting_range = FALSE;
1596 g_signal_emit (G_OBJECT (sctree),
1597 sctree_signals[EMPTY_POPUP_MENU],
1605 case GDK_2BUTTON_PRESS:
1606 if (event->button != 1)
1609 sctree->dnd_select_pending = FALSE;
1610 sctree->dnd_select_pending_state = 0;
1613 g_signal_emit (G_OBJECT (sctree),
1614 sctree_signals[OPEN_ROW], 0);
1626 /* Our handler for button_release events. We override all of GtkCList's broken
1630 gtk_sctree_button_release (GtkWidget *widget, GdkEventButton *event)
1638 g_return_val_if_fail (widget != NULL, FALSE);
1639 g_return_val_if_fail (GTK_IS_SCTREE (widget), FALSE);
1640 g_return_val_if_fail (event != NULL, FALSE);
1642 sctree = GTK_SCTREE (widget);
1643 clist = GTK_CLIST (widget);
1646 if (event->window != clist->clist_window)
1647 return (* GTK_WIDGET_CLASS (parent_class)->button_release_event) (widget, event);
1649 on_row = gtk_clist_get_selection_info (clist, event->x, event->y, &row, &col);
1651 if (!(event->button == 1 || event->button == 2))
1654 sctree->dnd_press_button = 0;
1655 sctree->dnd_press_x = 0;
1656 sctree->dnd_press_y = 0;
1659 if (sctree->dnd_select_pending) {
1660 select_row (sctree, row, col, sctree->dnd_select_pending_state, NULL);
1661 sctree->dnd_select_pending = FALSE;
1662 sctree->dnd_select_pending_state = 0;
1671 /* Our handler for motion_notify events. We override all of GtkCList's broken
1675 gtk_sctree_motion (GtkWidget *widget, GdkEventMotion *event)
1680 g_return_val_if_fail (widget != NULL, FALSE);
1681 g_return_val_if_fail (GTK_IS_SCTREE (widget), FALSE);
1682 g_return_val_if_fail (event != NULL, FALSE);
1684 sctree = GTK_SCTREE (widget);
1685 clist = GTK_CLIST (widget);
1687 if (event->window != clist->clist_window)
1688 return (* GTK_WIDGET_CLASS (parent_class)->motion_notify_event) (widget, event);
1690 if (!((sctree->dnd_press_button == 1 && (event->state & GDK_BUTTON1_MASK))
1691 || (sctree->dnd_press_button == 2 && (event->state & GDK_BUTTON2_MASK))))
1694 /* This is the same threshold value that is used in gtkdnd.c */
1696 if (MAX (ABS (sctree->dnd_press_x - event->x),
1697 ABS (sctree->dnd_press_y - event->y)) <= 3)
1700 /* Handle any pending selections */
1702 if (sctree->dnd_select_pending) {
1703 if (!row_is_selected(sctree,sctree->dnd_select_pending_row))
1705 sctree->dnd_select_pending_row,
1707 sctree->dnd_select_pending_state,
1710 sctree->dnd_select_pending = FALSE;
1711 sctree->dnd_select_pending_state = 0;
1714 g_signal_emit (G_OBJECT (sctree),
1715 sctree_signals[START_DRAG],
1717 sctree->dnd_press_button,
1722 /* We override the drag_begin signal to do nothing */
1724 gtk_sctree_drag_begin (GtkWidget *widget, GdkDragContext *context)
1729 /* We override the drag_end signal to do nothing */
1731 gtk_sctree_drag_end (GtkWidget *widget, GdkDragContext *context)
1736 /* We override the drag_data_get signal to do nothing */
1738 gtk_sctree_drag_data_get (GtkWidget *widget, GdkDragContext *context,
1739 GtkSelectionData *data, guint info, guint time)
1744 /* We override the drag_leave signal to do nothing */
1746 gtk_sctree_drag_leave (GtkWidget *widget, GdkDragContext *context, guint time)
1751 /* We override the drag_motion signal to do nothing */
1753 gtk_sctree_drag_motion (GtkWidget *widget, GdkDragContext *context,
1754 gint x, gint y, guint time)
1759 /* We override the drag_drop signal to do nothing */
1761 gtk_sctree_drag_drop (GtkWidget *widget, GdkDragContext *context,
1762 gint x, gint y, guint time)
1767 /* We override the drag_data_received signal to do nothing */
1769 gtk_sctree_drag_data_received (GtkWidget *widget, GdkDragContext *context,
1770 gint x, gint y, GtkSelectionData *data,
1771 guint info, guint time)
1776 /* Our handler for the clear signal of the clist. We have to reset the anchor
1780 gtk_sctree_clear (GtkCList *clist)
1784 g_return_if_fail (clist != NULL);
1785 g_return_if_fail (GTK_IS_SCTREE (clist));
1787 sctree = GTK_SCTREE (clist);
1788 sctree->anchor_row = NULL;
1790 if (((GtkCListClass *)parent_class)->clear)
1791 (* ((GtkCListClass *)parent_class)->clear) (clist);
1794 /* Our handler for the change_focus_row_expansion signal of the ctree.
1795 We have to set the anchor to parent visible node.
1798 gtk_sctree_collapse (GtkCTree *ctree, GtkCTreeNode *node)
1800 g_return_if_fail (ctree != NULL);
1801 g_return_if_fail (GTK_IS_SCTREE (ctree));
1803 (* parent_class->tree_collapse) (ctree, node);
1804 GTK_SCTREE(ctree)->anchor_row =
1805 gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->focus_row);
1808 GtkWidget *gtk_sctree_new_with_titles (gint columns, gint tree_column,
1813 g_return_val_if_fail (columns > 0, NULL);
1814 g_return_val_if_fail (tree_column >= 0, NULL);
1816 widget = gtk_widget_new (TYPE_GTK_SCTREE,
1817 "n_columns", columns,
1818 "tree_column", tree_column,
1821 GtkCList *clist = GTK_CLIST (widget);
1824 for (i = 0; i < columns; i++)
1825 gtk_clist_set_column_title (clist, i, titles[i]);
1826 gtk_clist_column_titles_show (clist);
1829 GTK_SCTREE(widget)->show_stripes = TRUE;
1830 GTK_SCTREE(widget)->always_expand_recursively = TRUE;
1835 void gtk_sctree_select (GtkSCTree *sctree, GtkCTreeNode *node)
1838 g_list_position(GTK_CLIST(sctree)->row_list, (GList *)node),
1842 void gtk_sctree_select_with_state (GtkSCTree *sctree, GtkCTreeNode *node, int state)
1845 g_list_position(GTK_CLIST(sctree)->row_list, (GList *)node),
1849 void gtk_sctree_unselect_all (GtkSCTree *sctree)
1851 gboolean froze = FALSE;
1852 sctree->selecting_range = TRUE;
1853 if (sc_g_list_bigger(GTK_CLIST(sctree)->selection, 1)) {
1854 gtk_clist_freeze(GTK_CLIST(sctree));
1857 gtk_clist_unselect_all(GTK_CLIST(sctree));
1859 gtk_clist_thaw(GTK_CLIST(sctree));
1860 sctree->selecting_range = FALSE;
1861 sctree->anchor_row = NULL;
1864 void gtk_sctree_set_anchor_row (GtkSCTree *sctree, GtkCTreeNode *node)
1866 sctree->anchor_row = node;
1869 void gtk_sctree_remove_node (GtkSCTree *sctree, GtkCTreeNode *node)
1871 if (sctree->anchor_row == node)
1872 sctree->anchor_row = NULL;
1873 gtk_ctree_remove_node(GTK_CTREE(sctree), node);
1876 void gtk_sctree_set_stripes(GtkSCTree *sctree, gboolean show_stripes)
1878 sctree->show_stripes = show_stripes;
1881 void gtk_sctree_set_recursive_expand(GtkSCTree *sctree, gboolean rec_exp)
1883 sctree->always_expand_recursively = rec_exp;
1886 /***********************************************************
1887 * Tree sorting functions *
1888 ***********************************************************/
1890 static void sink(GtkCList *clist, GPtrArray *numbers, gint root, gint bottom)
1898 /* find the maximum element of numbers[root],
1899 numbers[2*root] and numbers[2*root+1] */
1901 if (clist->compare( clist, GTK_CTREE_ROW (g_ptr_array_index(numbers, root)),
1902 GTK_CTREE_ROW(g_ptr_array_index( numbers, j))) >= 0)
1905 if (clist->compare( clist, GTK_CTREE_ROW (g_ptr_array_index(numbers, k)),
1906 GTK_CTREE_ROW (g_ptr_array_index( numbers, j))) > 0)
1908 /* if numbers[root] wasn't the maximum element then
1911 temp = g_ptr_array_index( numbers,root);
1912 g_ptr_array_index( numbers, root) = g_ptr_array_index( numbers, j);
1913 g_ptr_array_index( numbers, j) = temp;
1914 sink( clist, numbers, j, bottom);
1919 static void heap_sort(GtkCList *clist, GPtrArray *numbers, gint array_size)
1924 /* build the Heap */
1925 for (i = (array_size / 2); i >= 1; i--)
1926 sink( clist, numbers, i, array_size);
1927 /* output the Heap */
1928 for (i = array_size; i >= 2; i--) {
1929 temp = g_ptr_array_index( numbers, 1);
1930 g_ptr_array_index( numbers, 1) = g_ptr_array_index( numbers, i);
1931 g_ptr_array_index( numbers, i) = temp;
1932 sink( clist, numbers, 1, i-1);
1937 stree_sort (GtkCTree *ctree,
1941 GtkCTreeNode *list_start, *work, *next;
1942 GPtrArray *row_array, *viewable_array;
1946 clist = GTK_CLIST (ctree);
1949 work = GTK_CTREE_ROW (node)->children;
1951 work = GTK_CTREE_NODE (clist->row_list);
1953 row_array = g_ptr_array_new();
1954 viewable_array = g_ptr_array_new();
1957 g_ptr_array_add( row_array, NULL);
1959 /* add all rows to row_array */
1960 g_ptr_array_add( row_array, work);
1961 if (GTK_CTREE_ROW (work)->parent && gtk_ctree_is_viewable( ctree, work))
1962 g_ptr_array_add( viewable_array, GTK_CTREE_ROW (work)->parent);
1963 next = GTK_CTREE_ROW (work)->sibling;
1964 gtk_sctree_unlink( ctree, work, FALSE);
1968 heap_sort( clist, row_array, (row_array->len)-1);
1971 list_start = GTK_CTREE_ROW (node)->children;
1973 list_start = GTK_CTREE_NODE (clist->row_list);
1975 if (clist->sort_type == GTK_SORT_ASCENDING) {
1976 for (i=(row_array->len)-1; i>=1; i--) {
1977 work = g_ptr_array_index( row_array, i);
1978 gtk_sctree_link( ctree, work, node, list_start, FALSE);
1980 /* insert work at the beginning of the list */
1983 for (i=1; i<row_array->len; i++) {
1984 work = g_ptr_array_index( row_array, i);
1985 gtk_sctree_link( ctree, work, node, list_start, FALSE);
1987 /* insert work at the beginning of the list */
1991 for (i=0; i<viewable_array->len; i++) {
1992 gtk_ctree_expand( ctree, g_ptr_array_index( viewable_array, i));
1996 g_ptr_array_free( row_array, TRUE);
1997 g_ptr_array_free( viewable_array, TRUE);
2001 gtk_sctree_sort_recursive (GtkCTree *ctree,
2005 GtkCTreeNode *focus_node = NULL;
2007 g_return_if_fail (ctree != NULL);
2008 g_return_if_fail (GTK_IS_CTREE (ctree));
2010 clist = GTK_CLIST (ctree);
2012 gtk_clist_freeze (clist);
2014 if (clist->selection_mode == GTK_SELECTION_EXTENDED) {
2015 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
2017 g_list_free (clist->undo_selection);
2018 g_list_free (clist->undo_unselection);
2019 clist->undo_selection = NULL;
2020 clist->undo_unselection = NULL;
2023 if (!node || (node && gtk_ctree_is_viewable (ctree, node)))
2024 focus_node = GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row));
2026 GTK_SCTREE(ctree)->sorting = TRUE;
2028 gtk_ctree_post_recursive (ctree, node, GTK_CTREE_FUNC (stree_sort), NULL);
2031 stree_sort (ctree, NULL, NULL);
2033 GTK_SCTREE(ctree)->sorting = FALSE;
2036 clist->focus_row = g_list_position (clist->row_list,(GList *)focus_node);
2037 clist->undo_anchor = clist->focus_row;
2040 gtk_clist_thaw (clist);
2044 gtk_sctree_sort_node (GtkCTree *ctree,
2048 GtkCTreeNode *focus_node = NULL;
2050 g_return_if_fail (ctree != NULL);
2051 g_return_if_fail (GTK_IS_CTREE (ctree));
2053 clist = GTK_CLIST (ctree);
2055 gtk_clist_freeze (clist);
2057 if (clist->selection_mode == GTK_SELECTION_EXTENDED) {
2058 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
2060 g_list_free (clist->undo_selection);
2061 g_list_free (clist->undo_unselection);
2062 clist->undo_selection = NULL;
2063 clist->undo_unselection = NULL;
2066 if (!node || (node && gtk_ctree_is_viewable (ctree, node)))
2067 focus_node = GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row));
2069 GTK_SCTREE(ctree)->sorting = TRUE;
2071 stree_sort (ctree, node, NULL);
2073 GTK_SCTREE(ctree)->sorting = FALSE;
2076 clist->focus_row = g_list_position (clist->row_list,(GList *)focus_node);
2077 clist->undo_anchor = clist->focus_row;
2080 gtk_clist_thaw (clist);
2083 /************************************************************************/
2086 gtk_sctree_unlink (GtkCTree *ctree,
2088 gboolean update_focus_row)
2095 GtkCTreeNode *parent;
2098 g_return_if_fail (ctree != NULL);
2099 g_return_if_fail (GTK_IS_CTREE (ctree));
2100 g_return_if_fail (node != NULL);
2102 clist = GTK_CLIST (ctree);
2104 if (update_focus_row && clist->selection_mode == GTK_SELECTION_EXTENDED) {
2105 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
2107 g_list_free (clist->undo_selection);
2108 g_list_free (clist->undo_unselection);
2109 clist->undo_selection = NULL;
2110 clist->undo_unselection = NULL;
2113 visible = gtk_ctree_is_viewable (ctree, node);
2115 /* clist->row_list_end unlinked ? */
2116 if (visible && (GTK_CTREE_NODE_NEXT (node) == NULL ||
2117 (GTK_CTREE_ROW (node)->children && gtk_ctree_is_ancestor (ctree, node,
2118 GTK_CTREE_NODE (clist->row_list_end)))))
2119 clist->row_list_end = (GList *) (GTK_CTREE_NODE_PREV (node));
2123 level = GTK_CTREE_ROW (node)->level;
2124 work = GTK_CTREE_NODE_NEXT (node);
2125 while (work && GTK_CTREE_ROW (work)->level > level) {
2126 work = GTK_CTREE_NODE_NEXT (work);
2131 clist->rows -= (rows + 1);
2133 if (update_focus_row) {
2135 pos = g_list_position (clist->row_list, (GList *)node);
2136 if (pos + rows < clist->focus_row)
2137 clist->focus_row -= (rows + 1);
2138 else if (pos <= clist->focus_row) {
2139 if (!GTK_CTREE_ROW (node)->sibling)
2140 clist->focus_row = MAX (pos - 1, 0);
2142 clist->focus_row = pos;
2144 clist->focus_row = MIN (clist->focus_row, clist->rows - 1);
2146 clist->undo_anchor = clist->focus_row;
2151 list = (GList *)GTK_CTREE_NODE_PREV (work);
2153 list = (GList *)work;
2154 list->prev = (GList *)GTK_CTREE_NODE_PREV (node);
2157 if (GTK_CTREE_NODE_PREV (node) &&
2158 GTK_CTREE_NODE_NEXT (GTK_CTREE_NODE_PREV (node)) == node) {
2159 list = (GList *)GTK_CTREE_NODE_PREV (node);
2160 list->next = (GList *)work;
2164 parent = GTK_CTREE_ROW (node)->parent;
2166 if (GTK_CTREE_ROW (parent)->children == node) {
2167 GTK_CTREE_ROW (parent)->children = GTK_CTREE_ROW (node)->sibling;
2170 GtkCTreeNode *sibling;
2172 sibling = GTK_CTREE_ROW (parent)->children;
2173 while (GTK_CTREE_ROW (sibling)->sibling != node)
2174 sibling = GTK_CTREE_ROW (sibling)->sibling;
2175 GTK_CTREE_ROW (sibling)->sibling = GTK_CTREE_ROW (node)->sibling;
2179 if (clist->row_list == (GList *)node)
2180 clist->row_list = (GList *) (GTK_CTREE_ROW (node)->sibling);
2182 GtkCTreeNode *sibling;
2184 sibling = GTK_CTREE_NODE (clist->row_list);
2185 while (GTK_CTREE_ROW (sibling)->sibling != node)
2186 sibling = GTK_CTREE_ROW (sibling)->sibling;
2187 GTK_CTREE_ROW (sibling)->sibling = GTK_CTREE_ROW (node)->sibling;
2193 gtk_sctree_link (GtkCTree *ctree,
2195 GtkCTreeNode *parent,
2196 GtkCTreeNode *sibling,
2197 gboolean update_focus_row)
2203 gboolean visible = FALSE;
2207 g_return_if_fail (GTK_CTREE_ROW (sibling)->parent == parent);
2208 g_return_if_fail (node != NULL);
2209 g_return_if_fail (node != sibling);
2210 g_return_if_fail (node != parent);
2212 clist = GTK_CLIST (ctree);
2214 if (update_focus_row && clist->selection_mode == GTK_SELECTION_EXTENDED) {
2215 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
2217 g_list_free (clist->undo_selection);
2218 g_list_free (clist->undo_unselection);
2219 clist->undo_selection = NULL;
2220 clist->undo_unselection = NULL;
2223 for (rows = 1, list_end = (GList *)node; list_end->next;
2224 list_end = list_end->next)
2227 GTK_CTREE_ROW (node)->parent = parent;
2228 GTK_CTREE_ROW (node)->sibling = sibling;
2230 if (!parent || (parent && (gtk_ctree_is_viewable (ctree, parent) &&
2231 GTK_CTREE_ROW (parent)->expanded))) {
2233 clist->rows += rows;
2237 work = (GList *)(GTK_CTREE_ROW (parent)->children);
2239 work = clist->row_list;
2242 if (work != (GList *)sibling) {
2243 while (GTK_CTREE_ROW (work)->sibling != sibling)
2244 work = (GList *)(GTK_CTREE_ROW (work)->sibling);
2245 GTK_CTREE_ROW (work)->sibling = node;
2248 if (sibling == GTK_CTREE_NODE (clist->row_list))
2249 clist->row_list = (GList *) node;
2250 if (GTK_CTREE_NODE_PREV (sibling) &&
2251 GTK_CTREE_NODE_NEXT (GTK_CTREE_NODE_PREV (sibling)) == sibling) {
2252 list = (GList *)GTK_CTREE_NODE_PREV (sibling);
2253 list->next = (GList *)node;
2256 list = (GList *)node;
2257 list->prev = (GList *)GTK_CTREE_NODE_PREV (sibling);
2258 list_end->next = (GList *)sibling;
2259 list = (GList *)sibling;
2260 list->prev = list_end;
2261 if (parent && GTK_CTREE_ROW (parent)->children == sibling)
2262 GTK_CTREE_ROW (parent)->children = node;
2267 while (GTK_CTREE_ROW (work)->sibling)
2268 work = (GList *)(GTK_CTREE_ROW (work)->sibling);
2269 GTK_CTREE_ROW (work)->sibling = node;
2271 /* find last visible child of sibling */
2272 work = (GList *) gtk_sctree_last_visible (ctree,
2273 GTK_CTREE_NODE (work));
2275 list_end->next = work->next;
2277 list = work->next->prev = list_end;
2278 work->next = (GList *)node;
2279 list = (GList *)node;
2284 GTK_CTREE_ROW (parent)->children = node;
2285 list = (GList *)node;
2286 list->prev = (GList *)parent;
2287 if (GTK_CTREE_ROW (parent)->expanded) {
2288 list_end->next = (GList *)GTK_CTREE_NODE_NEXT (parent);
2289 if (GTK_CTREE_NODE_NEXT(parent)) {
2290 list = (GList *)GTK_CTREE_NODE_NEXT (parent);
2291 list->prev = list_end;
2293 list = (GList *)parent;
2294 list->next = (GList *)node;
2297 list_end->next = NULL;
2300 clist->row_list = (GList *)node;
2301 list = (GList *)node;
2303 list_end->next = NULL;
2308 gtk_ctree_pre_recursive (ctree, node, stree_update_level, NULL);
2310 if (clist->row_list_end == NULL ||
2311 clist->row_list_end->next == (GList *)node)
2312 clist->row_list_end = list_end;
2314 if (visible && update_focus_row) {
2316 pos = g_list_position (clist->row_list, (GList *)node);
2318 if (pos <= clist->focus_row) {
2319 clist->focus_row += rows;
2320 clist->undo_anchor = clist->focus_row;
2326 stree_update_level (GtkCTree *ctree,
2333 if (GTK_CTREE_ROW (node)->parent)
2334 GTK_CTREE_ROW (node)->level =
2335 GTK_CTREE_ROW (GTK_CTREE_ROW (node)->parent)->level + 1;
2337 GTK_CTREE_ROW (node)->level = 1;
2340 static GtkCTreeNode *
2341 gtk_sctree_last_visible (GtkCTree *ctree,
2349 work = GTK_CTREE_ROW (node)->children;
2351 if (!work || !GTK_CTREE_ROW (node)->expanded)
2354 while (GTK_CTREE_ROW (work)->sibling)
2355 work = GTK_CTREE_ROW (work)->sibling;
2357 return gtk_sctree_last_visible (ctree, work);
2360 /* this wrapper simply replaces NULL pixmaps
2361 * with a transparent, 1x1 pixmap. This works
2362 * around a memory problem deep inside gtk,
2363 * revealed by valgrind.
2365 /*GtkCTreeNode* gtk_sctree_insert_node (GtkCTree *ctree,
2366 GtkCTreeNode *parent,
2367 GtkCTreeNode *sibling,
2370 GdkPixmap *pixmap_closed,
2371 GdkBitmap *mask_closed,
2372 GdkPixmap *pixmap_opened,
2373 GdkBitmap *mask_opened,
2378 stock_pixmap_gdk(GTK_WIDGET(ctree), STOCK_PIXMAP_EMPTY,
2379 &emptyxpm, &emptyxpmmask);
2381 if (!pixmap_closed) {
2382 pixmap_closed = emptyxpm;
2383 mask_closed = emptyxpmmask;
2385 if (!pixmap_opened) {
2386 pixmap_opened = emptyxpm;
2387 mask_opened = emptyxpmmask;
2389 return gtk_ctree_insert_node(ctree, parent, sibling, text,spacing,
2390 pixmap_closed, mask_closed, pixmap_opened, mask_opened,
2395 sset_node_info (GtkCTree *ctree,
2399 GdkPixmap *pixmap_closed,
2400 GdkBitmap *mask_closed,
2401 GdkPixmap *pixmap_opened,
2402 GdkBitmap *mask_opened,
2406 if (GTK_CTREE_ROW (node)->pixmap_opened)
2408 gdk_pixmap_unref (GTK_CTREE_ROW (node)->pixmap_opened);
2409 if (GTK_CTREE_ROW (node)->mask_opened)
2410 gdk_bitmap_unref (GTK_CTREE_ROW (node)->mask_opened);
2412 if (GTK_CTREE_ROW (node)->pixmap_closed)
2414 gdk_pixmap_unref (GTK_CTREE_ROW (node)->pixmap_closed);
2415 if (GTK_CTREE_ROW (node)->mask_closed)
2416 gdk_bitmap_unref (GTK_CTREE_ROW (node)->mask_closed);
2419 GTK_CTREE_ROW (node)->pixmap_opened = NULL;
2420 GTK_CTREE_ROW (node)->mask_opened = NULL;
2421 GTK_CTREE_ROW (node)->pixmap_closed = NULL;
2422 GTK_CTREE_ROW (node)->mask_closed = NULL;
2426 GTK_CTREE_ROW (node)->pixmap_closed = gdk_pixmap_ref (pixmap_closed);
2428 GTK_CTREE_ROW (node)->mask_closed = gdk_bitmap_ref (mask_closed);
2432 GTK_CTREE_ROW (node)->pixmap_opened = gdk_pixmap_ref (pixmap_opened);
2434 GTK_CTREE_ROW (node)->mask_opened = gdk_bitmap_ref (mask_opened);
2437 GTK_CTREE_ROW (node)->is_leaf = is_leaf;
2438 GTK_CTREE_ROW (node)->expanded = (is_leaf) ? FALSE : expanded;
2440 if (GTK_CTREE_ROW (node)->expanded)
2441 gtk_ctree_node_set_pixtext (ctree, node, ctree->tree_column,
2442 text, spacing, pixmap_opened, mask_opened);
2444 gtk_ctree_node_set_pixtext (ctree, node, ctree->tree_column,
2445 text, spacing, pixmap_closed, mask_closed);
2449 stree_draw_node (GtkCTree *ctree,
2454 clist = GTK_CLIST (ctree);
2456 if (CLIST_UNFROZEN (clist) && gtk_ctree_is_viewable (ctree, node))
2461 work = GTK_CTREE_NODE (clist->row_list);
2462 while (work && work != node)
2464 work = GTK_CTREE_NODE_NEXT (work);
2467 if (work && gtk_clist_row_is_visible (clist, num) != GTK_VISIBILITY_NONE)
2468 GTK_CLIST_GET_CLASS (clist)->draw_row
2469 (clist, NULL, num, GTK_CLIST_ROW ((GList *) node));
2473 /* this wrapper simply replaces NULL pixmaps
2474 * with a transparent, 1x1 pixmap. This works
2475 * around a memory problem deep inside gtk,
2476 * revealed by valgrind.
2478 void gtk_sctree_set_node_info (GtkCTree *ctree,
2482 GdkPixmap *pixmap_closed,
2483 GdkBitmap *mask_closed,
2484 GdkPixmap *pixmap_opened,
2485 GdkBitmap *mask_opened,
2490 gboolean old_expanded;
2494 stock_pixmap_gdk(GTK_WIDGET(ctree), STOCK_PIXMAP_EMPTY,
2495 &emptyxpm, &emptyxpmmask);
2497 if (!pixmap_closed) {
2498 pixmap_closed = emptyxpm;
2499 mask_closed = emptyxpmmask;
2501 if (!pixmap_opened) {
2502 pixmap_opened = emptyxpm;
2503 mask_opened = emptyxpmmask;
2506 if (!GTK_IS_CTREE (ctree) || !node) return;
2508 old_leaf = GTK_CTREE_ROW (node)->is_leaf;
2509 old_expanded = GTK_CTREE_ROW (node)->expanded;
2511 if (is_leaf && (work = GTK_CTREE_ROW (node)->children) != NULL)
2518 work = GTK_CTREE_ROW (work)->sibling;
2519 gtk_ctree_remove_node (ctree, ptr);
2523 sset_node_info (ctree, node, text, spacing, pixmap_closed, mask_closed,
2524 pixmap_opened, mask_opened, is_leaf, expanded);
2526 if (!is_leaf && !old_leaf)
2528 GTK_CTREE_ROW (node)->expanded = old_expanded;
2529 if (expanded && !old_expanded)
2530 gtk_ctree_expand (ctree, node);
2531 else if (!expanded && old_expanded)
2532 gtk_ctree_collapse (ctree, node);
2535 GTK_CTREE_ROW (node)->expanded = (is_leaf) ? FALSE : expanded;
2537 stree_draw_node (ctree, node);
2540 static GtkCTreeRow *
2541 srow_new (GtkCTree *ctree)
2544 GtkCTreeRow *ctree_row;
2547 clist = GTK_CLIST (ctree);
2548 #if GTK_CHECK_VERSION(2,9,0)
2549 ctree_row = g_slice_new (GtkCTreeRow);
2550 ctree_row->row.cell = g_slice_alloc (sizeof (GtkCell) * clist->columns);
2552 ctree_row = g_chunk_new (GtkCTreeRow, (GMemChunk *)clist->row_mem_chunk);
2553 ctree_row->row.cell = g_chunk_new (GtkCell, (GMemChunk *)clist->cell_mem_chunk);
2555 for (i = 0; i < clist->columns; i++)
2557 ctree_row->row.cell[i].type = GTK_CELL_EMPTY;
2558 ctree_row->row.cell[i].vertical = 0;
2559 ctree_row->row.cell[i].horizontal = 0;
2560 ctree_row->row.cell[i].style = NULL;
2563 GTK_CELL_PIXTEXT (ctree_row->row.cell[ctree->tree_column])->text = NULL;
2565 ctree_row->row.fg_set = FALSE;
2566 ctree_row->row.bg_set = FALSE;
2567 ctree_row->row.style = NULL;
2568 ctree_row->row.selectable = TRUE;
2569 ctree_row->row.state = GTK_STATE_NORMAL;
2570 ctree_row->row.data = NULL;
2571 ctree_row->row.destroy = NULL;
2573 ctree_row->level = 0;
2574 ctree_row->expanded = FALSE;
2575 ctree_row->parent = NULL;
2576 ctree_row->sibling = NULL;
2577 ctree_row->children = NULL;
2578 ctree_row->pixmap_closed = NULL;
2579 ctree_row->mask_closed = NULL;
2580 ctree_row->pixmap_opened = NULL;
2581 ctree_row->mask_opened = NULL;
2587 srow_delete (GtkCTree *ctree,
2588 GtkCTreeRow *ctree_row)
2593 clist = GTK_CLIST (ctree);
2595 for (i = 0; i < clist->columns; i++)
2597 GTK_CLIST_GET_CLASS (clist)->set_cell_contents
2598 (clist, &(ctree_row->row), i, GTK_CELL_EMPTY, NULL, 0, NULL, NULL);
2599 if (ctree_row->row.cell[i].style)
2601 if (GTK_WIDGET_REALIZED (ctree))
2602 gtk_style_detach (ctree_row->row.cell[i].style);
2603 g_object_unref (ctree_row->row.cell[i].style);
2607 if (ctree_row->row.style)
2609 if (GTK_WIDGET_REALIZED (ctree))
2610 gtk_style_detach (ctree_row->row.style);
2611 g_object_unref (ctree_row->row.style);
2614 if (ctree_row->pixmap_closed)
2616 gdk_pixmap_unref (ctree_row->pixmap_closed);
2617 if (ctree_row->mask_closed)
2618 gdk_bitmap_unref (ctree_row->mask_closed);
2621 if (ctree_row->pixmap_opened)
2623 gdk_pixmap_unref (ctree_row->pixmap_opened);
2624 if (ctree_row->mask_opened)
2625 gdk_bitmap_unref (ctree_row->mask_opened);
2628 if (ctree_row->row.destroy)
2630 GtkDestroyNotify dnotify = ctree_row->row.destroy;
2631 gpointer ddata = ctree_row->row.data;
2633 ctree_row->row.destroy = NULL;
2634 ctree_row->row.data = NULL;
2639 #if GTK_CHECK_VERSION(2,9,0)
2640 g_slice_free1 (sizeof (GtkCell) * clist->columns, ctree_row->row.cell);
2641 g_slice_free (GtkCTreeRow, ctree_row);
2643 g_mem_chunk_free ((GMemChunk *)clist->cell_mem_chunk, ctree_row->row.cell);
2644 g_mem_chunk_free ((GMemChunk *)clist->row_mem_chunk, ctree_row);
2649 stree_delete_row (GtkCTree *ctree,
2653 srow_delete (ctree, GTK_CTREE_ROW (node));
2654 g_list_free_1 ((GList *)node);
2658 gtk_sctree_column_auto_resize (GtkCList *clist,
2659 GtkCListRow *clist_row,
2663 /* resize column if needed for auto_resize */
2664 GtkRequisition requisition;
2666 if (!clist->column[column].auto_resize ||
2667 GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
2671 GTK_CLIST_GET_CLASS (clist)->cell_size_request (clist, clist_row,
2672 column, &requisition);
2674 requisition.width = 0;
2676 if (requisition.width > clist->column[column].width)
2677 gtk_clist_set_column_width (clist, column, requisition.width);
2678 else if (requisition.width < old_width &&
2679 old_width == clist->column[column].width)
2684 /* run a "gtk_clist_optimal_column_width" but break, if
2685 * the column doesn't shrink */
2686 if (GTK_CLIST_SHOW_TITLES (clist) && clist->column[column].button)
2687 new_width = (clist->column[column].button->requisition.width -
2688 (CELL_SPACING + (2 * COLUMN_INSET)));
2692 for (list = clist->row_list; list; list = list->next)
2694 GTK_CLIST_GET_CLASS (clist)->cell_size_request
2695 (clist, GTK_CLIST_ROW (list), column, &requisition);
2696 new_width = MAX (new_width, requisition.width);
2697 if (new_width == clist->column[column].width)
2700 if (new_width < clist->column[column].width)
2701 gtk_clist_set_column_width (clist, column, new_width);
2707 gtk_sctree_real_tree_expand (GtkCTree *ctree,
2712 GtkRequisition requisition;
2716 g_return_if_fail (GTK_IS_CTREE (ctree));
2718 if (!node || GTK_CTREE_ROW (node)->expanded || GTK_CTREE_ROW (node)->is_leaf)
2721 clist = GTK_CLIST (ctree);
2723 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
2725 GTK_CTREE_ROW (node)->expanded = TRUE;
2726 level = GTK_CTREE_ROW (node)->level;
2728 visible = gtk_ctree_is_viewable (ctree, node);
2729 /* get cell width if tree_column is auto resized */
2730 if (visible && clist->column[ctree->tree_column].auto_resize &&
2731 !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
2732 GTK_CLIST_GET_CLASS (clist)->cell_size_request
2733 (clist, >K_CTREE_ROW (node)->row, ctree->tree_column, &requisition);
2735 /* unref/unset closed pixmap */
2736 if (GTK_CELL_PIXTEXT
2737 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap)
2741 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap);
2744 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap = NULL;
2746 if (GTK_CELL_PIXTEXT
2747 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask)
2751 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask);
2753 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask = NULL;
2757 /* set/ref opened pixmap */
2758 if (GTK_CTREE_ROW (node)->pixmap_opened)
2761 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap =
2762 gdk_pixmap_ref (GTK_CTREE_ROW (node)->pixmap_opened);
2764 if (GTK_CTREE_ROW (node)->mask_opened)
2766 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask =
2767 gdk_pixmap_ref (GTK_CTREE_ROW (node)->mask_opened);
2771 work = GTK_CTREE_ROW (node)->children;
2774 GList *list = (GList *)work;
2775 gint *cell_width = NULL;
2780 if (visible && !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
2782 cell_width = g_new0 (gint, clist->columns);
2783 if (clist->column[ctree->tree_column].auto_resize)
2784 cell_width[ctree->tree_column] = requisition.width;
2788 /* search maximum cell widths of auto_resize columns */
2789 for (i = 0; i < clist->columns; i++)
2790 if (clist->column[i].auto_resize)
2792 GTK_CLIST_GET_CLASS (clist)->cell_size_request
2793 (clist, >K_CTREE_ROW (work)->row, i, &requisition);
2794 cell_width[i] = MAX (requisition.width, cell_width[i]);
2797 list = (GList *)work;
2798 work = GTK_CTREE_NODE_NEXT (work);
2805 list = (GList *)work;
2806 work = GTK_CTREE_NODE_NEXT (work);
2810 list->next = (GList *)GTK_CTREE_NODE_NEXT (node);
2812 if (GTK_CTREE_NODE_NEXT (node))
2816 tmp_list = (GList *)GTK_CTREE_NODE_NEXT (node);
2817 tmp_list->prev = list;
2820 clist->row_list_end = list;
2822 list = (GList *)node;
2823 list->next = (GList *)(GTK_CTREE_ROW (node)->children);
2827 /* resize auto_resize columns if needed */
2828 for (i = 0; i < clist->columns; i++)
2829 if (clist->column[i].auto_resize &&
2830 cell_width[i] > clist->column[i].width)
2831 gtk_clist_set_column_width (clist, i, cell_width[i]);
2832 g_free (cell_width);
2834 if (!GTK_SCTREE(ctree)->sorting) {
2835 /* update focus_row position */
2836 row = g_list_position (clist->row_list, (GList *)node);
2837 if (row < clist->focus_row)
2838 clist->focus_row += tmp;
2841 CLIST_REFRESH (clist);
2844 else if (visible && clist->column[ctree->tree_column].auto_resize)
2845 /* resize tree_column if needed */
2846 gtk_sctree_column_auto_resize (clist, >K_CTREE_ROW (node)->row, ctree->tree_column,
2852 gtk_sctree_insert_node (GtkCTree *ctree,
2853 GtkCTreeNode *parent,
2854 GtkCTreeNode *sibling,
2857 GdkPixmap *pixmap_closed,
2858 GdkBitmap *mask_closed,
2859 GdkPixmap *pixmap_opened,
2860 GdkBitmap *mask_opened,
2865 GtkCTreeRow *new_row;
2871 stock_pixmap_gdk(GTK_WIDGET(ctree), STOCK_PIXMAP_EMPTY,
2872 &emptyxpm, &emptyxpmmask);
2874 if (!pixmap_closed) {
2875 pixmap_closed = emptyxpm;
2876 mask_closed = emptyxpmmask;
2878 if (!pixmap_opened) {
2879 pixmap_opened = emptyxpm;
2880 mask_opened = emptyxpmmask;
2882 g_return_val_if_fail (GTK_IS_CTREE (ctree), NULL);
2884 g_return_val_if_fail (GTK_CTREE_ROW (sibling)->parent == parent, NULL);
2886 if (parent && GTK_CTREE_ROW (parent)->is_leaf)
2889 clist = GTK_CLIST (ctree);
2891 /* create the row */
2892 new_row = srow_new (ctree);
2893 list = g_list_alloc ();
2894 list->data = new_row;
2895 node = GTK_CTREE_NODE (list);
2898 for (i = 0; i < clist->columns; i++)
2899 if (text[i] && i != ctree->tree_column)
2900 GTK_CLIST_GET_CLASS (clist)->set_cell_contents
2901 (clist, &(new_row->row), i, GTK_CELL_TEXT, text[i], 0, NULL, NULL);
2903 sset_node_info (ctree, node, text ?
2904 text[ctree->tree_column] : NULL, spacing, pixmap_closed,
2905 mask_closed, pixmap_opened, mask_opened, is_leaf, expanded);
2907 /* sorted insertion */
2908 if (GTK_CLIST_AUTO_SORT (clist))
2911 sibling = GTK_CTREE_ROW (parent)->children;
2913 sibling = GTK_CTREE_NODE (clist->row_list);
2915 while (sibling && clist->compare
2916 (clist, GTK_CTREE_ROW (node), GTK_CTREE_ROW (sibling)) > 0)
2917 sibling = GTK_CTREE_ROW (sibling)->sibling;
2920 gtk_sctree_link (ctree, node, parent, sibling, FALSE);
2922 if (text && !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist) &&
2923 gtk_ctree_is_viewable (ctree, node))
2925 for (i = 0; i < clist->columns; i++)
2926 if (clist->column[i].auto_resize)
2927 gtk_sctree_column_auto_resize (clist, &(new_row->row), i, 0);
2930 if (clist->rows == 1)
2932 clist->focus_row = 0;
2933 if (clist->selection_mode == GTK_SELECTION_BROWSE)
2934 gtk_sctree_select (GTK_SCTREE(ctree), node);
2938 CLIST_REFRESH (clist);
2944 gtk_sctree_insert_gnode (GtkCTree *ctree,
2945 GtkCTreeNode *parent,
2946 GtkCTreeNode *sibling,
2948 GtkCTreeGNodeFunc func,
2952 GtkCTreeNode *cnode = NULL;
2953 GtkCTreeNode *child = NULL;
2954 GtkCTreeNode *new_child;
2959 g_return_val_if_fail (GTK_IS_CTREE (ctree), NULL);
2960 g_return_val_if_fail (gnode != NULL, NULL);
2961 g_return_val_if_fail (func != NULL, NULL);
2963 g_return_val_if_fail (GTK_CTREE_ROW (sibling)->parent == parent, NULL);
2965 clist = GTK_CLIST (ctree);
2968 depth = GTK_CTREE_ROW (parent)->level + 1;
2970 list = g_list_alloc ();
2971 list->data = srow_new (ctree);
2972 cnode = GTK_CTREE_NODE (list);
2974 gtk_clist_freeze (clist);
2976 sset_node_info (ctree, cnode, "", 0, NULL, NULL, NULL, NULL, TRUE, FALSE);
2978 if (!func (ctree, depth, gnode, cnode, data))
2980 stree_delete_row (ctree, cnode, NULL);
2981 gtk_clist_thaw (clist);
2985 if (GTK_CLIST_AUTO_SORT (clist))
2988 sibling = GTK_CTREE_ROW (parent)->children;
2990 sibling = GTK_CTREE_NODE (clist->row_list);
2992 while (sibling && clist->compare
2993 (clist, GTK_CTREE_ROW (cnode), GTK_CTREE_ROW (sibling)) > 0)
2994 sibling = GTK_CTREE_ROW (sibling)->sibling;
2997 gtk_sctree_link (ctree, cnode, parent, sibling, FALSE);
2999 for (work = g_node_last_child (gnode); work; work = work->prev)
3001 new_child = gtk_sctree_insert_gnode (ctree, cnode, child,
3007 gtk_clist_thaw (clist);
3013 sreal_tree_move (GtkCTree *ctree,
3015 GtkCTreeNode *new_parent,
3016 GtkCTreeNode *new_sibling)
3020 gboolean visible = FALSE;
3022 g_return_if_fail (ctree != NULL);
3023 g_return_if_fail (node != NULL);
3024 g_return_if_fail (!new_sibling ||
3025 GTK_CTREE_ROW (new_sibling)->parent == new_parent);
3027 if (new_parent && GTK_CTREE_ROW (new_parent)->is_leaf)
3030 /* new_parent != child of child */
3031 for (work = new_parent; work; work = GTK_CTREE_ROW (work)->parent)
3035 clist = GTK_CLIST (ctree);
3037 visible = gtk_ctree_is_viewable (ctree, node);
3039 if (clist->selection_mode == GTK_SELECTION_MULTIPLE)
3041 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
3043 g_list_free (clist->undo_selection);
3044 g_list_free (clist->undo_unselection);
3045 clist->undo_selection = NULL;
3046 clist->undo_unselection = NULL;
3049 if (GTK_CLIST_AUTO_SORT (clist))
3051 if (new_parent == GTK_CTREE_ROW (node)->parent)
3055 new_sibling = GTK_CTREE_ROW (new_parent)->children;
3057 new_sibling = GTK_CTREE_NODE (clist->row_list);
3059 while (new_sibling && clist->compare
3060 (clist, GTK_CTREE_ROW (node), GTK_CTREE_ROW (new_sibling)) > 0)
3061 new_sibling = GTK_CTREE_ROW (new_sibling)->sibling;
3064 if (new_parent == GTK_CTREE_ROW (node)->parent &&
3065 new_sibling == GTK_CTREE_ROW (node)->sibling)
3068 gtk_clist_freeze (clist);
3072 if (!GTK_SCTREE(ctree)->sorting && gtk_ctree_is_viewable (ctree, node))
3073 work = GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row));
3075 gtk_sctree_unlink (ctree, node, FALSE);
3076 gtk_sctree_link (ctree, node, new_parent, new_sibling, FALSE);
3078 if (!GTK_SCTREE(ctree)->sorting && work)
3080 while (work && !gtk_ctree_is_viewable (ctree, work))
3081 work = GTK_CTREE_ROW (work)->parent;
3082 clist->focus_row = g_list_position (clist->row_list, (GList *)work);
3083 clist->undo_anchor = clist->focus_row;
3086 if (clist->column[ctree->tree_column].auto_resize &&
3087 !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist) &&
3088 (visible || gtk_ctree_is_viewable (ctree, node)))
3089 gtk_clist_set_column_width
3090 (clist, ctree->tree_column,
3091 gtk_clist_optimal_column_width (clist, ctree->tree_column));
3093 gtk_clist_thaw (clist);
3096 void gtk_sctree_set_column_tooltip (GtkSCTree *sctree,
3101 sctree->tips = gtk_tooltips_new();
3103 gtk_tooltips_set_tip(GTK_TOOLTIPS(sctree->tips),
3104 GTK_CLIST(sctree)->column[column].button,