2 * This program is based on gtkflist.c
8 #include "sylpheed-marshal.h"
9 #include "stock_pixmap.h"
10 #include "prefs_common.h"
13 #define CLIST_UNFROZEN(clist) (((GtkCList*) (clist))->freeze_count == 0)
14 #define CLIST_REFRESH(clist) G_STMT_START { \
15 if (CLIST_UNFROZEN (clist)) \
16 GTK_CLIST_GET_CLASS (clist)->refresh ((GtkCList*) (clist)); \
18 #define CELL_SPACING 1
19 #define CLIST_OPTIMUM_SIZE 64
20 #define COLUMN_INSET 3
22 #define TAB_SIZE (PM_SIZE + 6)
23 #define ROW_TOP_YPIXEL(clist, row) (((clist)->row_height * (row)) + \
24 (((row) + 1) * CELL_SPACING) + \
26 #define ROW_FROM_YPIXEL(clist, y) (((y) - (clist)->voffset) / \
27 ((clist)->row_height + CELL_SPACING))
28 #define COLUMN_LEFT_XPIXEL(clist, col) ((clist)->column[(col)].area.x \
30 #define COLUMN_LEFT(clist, column) ((clist)->column[(column)].area.x)
40 static GdkPixmap *emptyxpm = NULL;
41 static GdkBitmap *emptyxpmmask = NULL;
43 static void gtk_sctree_class_init (GtkSCTreeClass *class);
44 static void gtk_sctree_init (GtkSCTree *sctree);
46 static gint gtk_sctree_button_press (GtkWidget *widget, GdkEventButton *event);
47 static gint gtk_sctree_button_release (GtkWidget *widget, GdkEventButton *event);
48 static gint gtk_sctree_motion (GtkWidget *widget, GdkEventMotion *event);
49 static void gtk_sctree_drag_begin (GtkWidget *widget, GdkDragContext *context);
50 static void gtk_sctree_drag_end (GtkWidget *widget, GdkDragContext *context);
51 static void gtk_sctree_drag_data_get (GtkWidget *widget, GdkDragContext *context,
52 GtkSelectionData *data, guint info, guint time);
53 static void gtk_sctree_drag_leave (GtkWidget *widget, GdkDragContext *context, guint time);
54 static gboolean gtk_sctree_drag_motion (GtkWidget *widget, GdkDragContext *context,
55 gint x, gint y, guint time);
56 static gboolean gtk_sctree_drag_drop (GtkWidget *widget, GdkDragContext *context,
57 gint x, gint y, guint time);
58 static void gtk_sctree_drag_data_received (GtkWidget *widget, GdkDragContext *context,
59 gint x, gint y, GtkSelectionData *data,
60 guint info, guint time);
62 static void gtk_sctree_clear (GtkCList *clist);
63 static void gtk_sctree_collapse (GtkCTree *ctree, GtkCTreeNode *node);
65 static void stree_sort (GtkCTree *ctree, GtkCTreeNode *node, gpointer data);
66 void gtk_sctree_sort_node (GtkCTree *ctree, GtkCTreeNode *node);
67 void gtk_sctree_sort_recursive (GtkCTree *ctree, GtkCTreeNode *node);
69 static void gtk_sctree_link (GtkCTree *ctree,
72 GtkCTreeNode *sibling,
73 gboolean update_focus_row);
75 static void gtk_sctree_unlink (GtkCTree *ctree,
77 gboolean update_focus_row);
79 static void stree_update_level (GtkCTree *ctree,
83 static GtkCTreeNode * gtk_sctree_last_visible (GtkCTree *ctree,
85 static void gtk_sctree_real_tree_expand (GtkCTree *ctree,
88 sreal_tree_move (GtkCTree *ctree,
90 GtkCTreeNode *new_parent,
91 GtkCTreeNode *new_sibling);
93 static GtkCTreeClass *parent_class;
95 static guint sctree_signals[LAST_SIGNAL];
98 * gtk_sctree_get_type:
101 * Creates the GtkSCTree class and its type information
103 * Return value: The type ID for GtkSCTreeClass
106 gtk_sctree_get_type (void)
108 static GType sctree_type = 0;
111 GTypeInfo sctree_info = {
112 sizeof (GtkSCTreeClass),
114 (GBaseInitFunc) NULL,
115 (GBaseFinalizeFunc) NULL,
117 (GClassInitFunc) gtk_sctree_class_init,
118 (GClassFinalizeFunc) NULL,
119 NULL, /* class_data */
123 (GInstanceInitFunc) gtk_sctree_init,
126 sctree_type = g_type_register_static (GTK_TYPE_CTREE, "GtkSCTree", &sctree_info, (GTypeFlags)0);
133 gtk_sctree_draw_cell_pixmap (GdkWindow *window,
134 GdkRectangle *clip_rectangle,
148 gdk_gc_set_clip_mask (fg_gc, mask);
149 gdk_gc_set_clip_origin (fg_gc, x, y);
151 if (x < clip_rectangle->x)
153 xsrc = clip_rectangle->x - x;
155 x = clip_rectangle->x;
157 if (x + width > clip_rectangle->x + clip_rectangle->width)
158 width = clip_rectangle->x + clip_rectangle->width - x;
160 if (y < clip_rectangle->y)
162 ysrc = clip_rectangle->y - y;
164 y = clip_rectangle->y;
166 if (y + height > clip_rectangle->y + clip_rectangle->height)
167 height = clip_rectangle->y + clip_rectangle->height - y;
169 if (width > 0 && height > 0)
170 gdk_draw_pixmap (window, fg_gc, pixmap, xsrc, ysrc, x, y, width, height);
174 gdk_gc_set_clip_rectangle (fg_gc, NULL);
175 gdk_gc_set_clip_origin (fg_gc, 0, 0);
178 return x + MAX (width, 0);
182 gtk_sctree_get_cell_style (GtkCList *clist,
183 GtkCListRow *clist_row,
193 if ((state == GTK_STATE_NORMAL) &&
194 (GTK_WIDGET (clist)->state == GTK_STATE_INSENSITIVE))
195 fg_state = GTK_STATE_INSENSITIVE;
199 if (clist_row->cell[column].style)
202 *style = clist_row->cell[column].style;
204 *fg_gc = clist_row->cell[column].style->fg_gc[fg_state];
206 if (state == GTK_STATE_SELECTED)
207 *bg_gc = clist_row->cell[column].style->bg_gc[state];
210 else if (clist_row->style)
213 *style = clist_row->style;
215 *fg_gc = clist_row->style->fg_gc[fg_state];
217 if (state == GTK_STATE_SELECTED)
218 *bg_gc = clist_row->style->bg_gc[state];
220 *bg_gc = clist_row->bg_set ?
221 clist->bg_gc : clist_row->style->base_gc[state];
227 *style = GTK_WIDGET (clist)->style;
229 *fg_gc = GTK_WIDGET (clist)->style->fg_gc[fg_state];
231 if (state == GTK_STATE_SELECTED)
232 *bg_gc = GTK_WIDGET (clist)->style->bg_gc[state];
234 *bg_gc = GTK_WIDGET (clist)->style->base_gc[state];
237 if (state != GTK_STATE_SELECTED)
239 if (fg_gc && clist_row->fg_set)
240 *fg_gc = clist->fg_gc;
241 if (bg_gc && clist_row->bg_set)
242 *bg_gc = clist->bg_gc;
248 gtk_sctree_draw_expander (GtkCTree *ctree,
249 GtkCTreeRow *ctree_row,
251 GdkRectangle *clip_rectangle,
256 gint justification_factor;
259 if (ctree->expander_style == GTK_CTREE_EXPANDER_NONE)
262 clist = GTK_CLIST (ctree);
263 if (clist->column[ctree->tree_column].justification == GTK_JUSTIFY_RIGHT)
264 justification_factor = -1;
266 justification_factor = 1;
267 y = (clip_rectangle->y + (clip_rectangle->height - PM_SIZE) / 2 -
268 (clip_rectangle->height + 1) % 2);
270 if (!ctree_row->children)
272 switch (ctree->expander_style)
274 case GTK_CTREE_EXPANDER_NONE:
276 case GTK_CTREE_EXPANDER_TRIANGLE:
277 return x + justification_factor * (PM_SIZE + 3);
278 case GTK_CTREE_EXPANDER_SQUARE:
279 case GTK_CTREE_EXPANDER_CIRCULAR:
280 return x + justification_factor * (PM_SIZE + 1);
284 gdk_gc_set_clip_rectangle (style->fg_gc[GTK_STATE_NORMAL], clip_rectangle);
285 gdk_gc_set_clip_rectangle (style->base_gc[GTK_STATE_NORMAL], clip_rectangle);
287 switch (ctree->expander_style)
289 case GTK_CTREE_EXPANDER_NONE:
291 case GTK_CTREE_EXPANDER_TRIANGLE:
292 if (ctree_row->expanded)
295 points[0].y = y + (PM_SIZE + 2) / 6;
296 points[1].x = points[0].x + justification_factor * (PM_SIZE + 2);
297 points[1].y = points[0].y;
298 points[2].x = (points[0].x +
299 justification_factor * (PM_SIZE + 2) / 2);
300 points[2].y = y + 2 * (PM_SIZE + 2) / 3;
304 points[0].x = x + justification_factor * ((PM_SIZE + 2) / 6 + 2);
306 points[1].x = points[0].x;
307 points[1].y = points[0].y + (PM_SIZE + 2);
308 points[2].x = (points[0].x +
309 justification_factor * (2 * (PM_SIZE + 2) / 3 - 1));
310 points[2].y = points[0].y + (PM_SIZE + 2) / 2;
313 gdk_draw_polygon (clist->clist_window, style->base_gc[GTK_STATE_NORMAL],
315 gdk_draw_polygon (clist->clist_window, style->fg_gc[GTK_STATE_NORMAL],
318 x += justification_factor * (PM_SIZE + 3);
320 case GTK_CTREE_EXPANDER_SQUARE:
321 case GTK_CTREE_EXPANDER_CIRCULAR:
322 if (justification_factor == -1)
323 x += justification_factor * (PM_SIZE + 1);
325 if (ctree->expander_style == GTK_CTREE_EXPANDER_CIRCULAR)
327 gdk_draw_arc (clist->clist_window, style->base_gc[GTK_STATE_NORMAL],
328 TRUE, x, y, PM_SIZE, PM_SIZE, 0, 360 * 64);
329 gdk_draw_arc (clist->clist_window, style->fg_gc[GTK_STATE_NORMAL],
330 FALSE, x, y, PM_SIZE, PM_SIZE, 0, 360 * 64);
334 gdk_draw_rectangle (clist->clist_window,
335 style->base_gc[GTK_STATE_NORMAL], TRUE,
336 x, y, PM_SIZE, PM_SIZE);
337 gdk_draw_rectangle (clist->clist_window,
338 style->fg_gc[GTK_STATE_NORMAL], FALSE,
339 x, y, PM_SIZE, PM_SIZE);
342 gdk_draw_line (clist->clist_window, style->fg_gc[GTK_STATE_NORMAL],
343 x + 2, y + PM_SIZE / 2, x + PM_SIZE - 2, y + PM_SIZE / 2);
345 if (!ctree_row->expanded)
346 gdk_draw_line (clist->clist_window, style->fg_gc[GTK_STATE_NORMAL],
347 x + PM_SIZE / 2, y + 2,
348 x + PM_SIZE / 2, y + PM_SIZE - 2);
350 if (justification_factor == 1)
351 x += justification_factor * (PM_SIZE + 1);
355 gdk_gc_set_clip_rectangle (style->fg_gc[GTK_STATE_NORMAL], NULL);
356 gdk_gc_set_clip_rectangle (style->base_gc[GTK_STATE_NORMAL], NULL);
362 gtk_sctree_draw_lines (GtkCTree *ctree,
363 GtkCTreeRow *ctree_row,
367 GdkRectangle *clip_rectangle,
368 GdkRectangle *cell_rectangle,
375 GtkCTreeNode *parent;
376 GdkRectangle tree_rectangle;
377 GdkRectangle tc_rectangle;
388 gint justification_factor;
390 clist = GTK_CLIST (ctree);
391 ycenter = clip_rectangle->y + (clip_rectangle->height / 2);
392 justify_right = (clist->column[column].justification == GTK_JUSTIFY_RIGHT);
396 offset = (clip_rectangle->x + clip_rectangle->width - 1 -
397 ctree->tree_indent * (ctree_row->level - 1));
398 justification_factor = -1;
402 offset = clip_rectangle->x + ctree->tree_indent * (ctree_row->level - 1);
403 justification_factor = 1;
406 switch (ctree->line_style)
408 case GTK_CTREE_LINES_NONE:
410 case GTK_CTREE_LINES_TABBED:
411 xcenter = offset + justification_factor * TAB_SIZE;
413 column_right = (COLUMN_LEFT_XPIXEL (clist, ctree->tree_column) +
414 clist->column[ctree->tree_column].area.width +
416 column_left = (COLUMN_LEFT_XPIXEL (clist, ctree->tree_column) -
417 COLUMN_INSET - CELL_SPACING);
421 tree_rectangle.y = crect->y;
422 tree_rectangle.height = crect->height;
426 tree_rectangle.x = xcenter;
427 tree_rectangle.width = column_right - xcenter;
431 tree_rectangle.x = column_left;
432 tree_rectangle.width = xcenter - column_left;
435 if (!gdk_rectangle_intersect (area, &tree_rectangle, &tc_rectangle))
437 offset += justification_factor * 3;
442 gdk_gc_set_clip_rectangle (ctree->lines_gc, crect);
444 next_level = ctree_row->level;
446 if (!ctree_row->sibling || (ctree_row->children && ctree_row->expanded))
448 node = gtk_ctree_find_node_ptr (ctree, ctree_row);
449 if (GTK_CTREE_NODE_NEXT (node))
450 next_level = GTK_CTREE_ROW (GTK_CTREE_NODE_NEXT (node))->level;
455 if (ctree->tree_indent > 0)
457 node = ctree_row->parent;
460 xcenter -= (justification_factor * ctree->tree_indent);
462 if ((justify_right && xcenter < column_left) ||
463 (!justify_right && xcenter > column_right))
465 node = GTK_CTREE_ROW (node)->parent;
469 tree_rectangle.y = cell_rectangle->y;
470 tree_rectangle.height = cell_rectangle->height;
473 tree_rectangle.x = MAX (xcenter - ctree->tree_indent + 1,
475 tree_rectangle.width = MIN (xcenter - column_left,
480 tree_rectangle.x = xcenter;
481 tree_rectangle.width = MIN (column_right - xcenter,
485 if (!area || gdk_rectangle_intersect (area, &tree_rectangle,
488 gtk_sctree_get_cell_style (clist, >K_CTREE_ROW (node)->row,
489 state, row, column, NULL, NULL, &bg_gc);
491 if (bg_gc == clist->bg_gc)
492 gdk_gc_set_foreground
493 (clist->bg_gc, >K_CTREE_ROW (node)->row.background);
496 gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE,
499 tree_rectangle.width,
500 tree_rectangle.height);
502 gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE,
506 tc_rectangle.height);
508 if (next_level > GTK_CTREE_ROW (node)->level)
509 gdk_draw_line (clist->clist_window, ctree->lines_gc,
511 xcenter, crect->y + crect->height);
516 offset_x = MIN (ctree->tree_indent, 2 * TAB_SIZE);
517 width = offset_x / 2 + offset_x % 2;
519 parent = GTK_CTREE_ROW (node)->parent;
521 tree_rectangle.y = ycenter;
522 tree_rectangle.height = (cell_rectangle->y - ycenter +
523 cell_rectangle->height);
527 tree_rectangle.x = MAX(xcenter + 1 - width, column_left);
528 tree_rectangle.width = MIN (xcenter + 1 - column_left,
533 tree_rectangle.x = xcenter;
534 tree_rectangle.width = MIN (column_right - xcenter,
539 gdk_rectangle_intersect (area, &tree_rectangle,
544 gtk_sctree_get_cell_style (clist, >K_CTREE_ROW (parent)->row,
545 state, row, column, NULL, NULL, &bg_gc);
546 if (bg_gc == clist->bg_gc)
547 gdk_gc_set_foreground
549 >K_CTREE_ROW (parent)->row.background);
551 else if (state == GTK_STATE_SELECTED)
552 bg_gc = style->base_gc[state];
554 bg_gc = GTK_WIDGET (clist)->style->base_gc[state];
557 gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE,
560 tree_rectangle.width,
561 tree_rectangle.height);
563 gdk_draw_rectangle (clist->clist_window,
568 tc_rectangle.height);
571 gtk_sctree_get_cell_style (clist, >K_CTREE_ROW (node)->row,
572 state, row, column, NULL, NULL, &bg_gc);
573 if (bg_gc == clist->bg_gc)
574 gdk_gc_set_foreground
575 (clist->bg_gc, >K_CTREE_ROW (node)->row.background);
577 gdk_gc_set_clip_rectangle (bg_gc, crect);
578 gdk_draw_arc (clist->clist_window, bg_gc, TRUE,
579 xcenter - (justify_right * offset_x),
581 offset_x, clist->row_height,
582 (180 + (justify_right * 90)) * 64, 90 * 64);
583 gdk_gc_set_clip_rectangle (bg_gc, NULL);
585 gdk_draw_line (clist->clist_window, ctree->lines_gc,
586 xcenter, cell_rectangle->y, xcenter, ycenter);
589 gdk_draw_arc (clist->clist_window, ctree->lines_gc, FALSE,
590 xcenter - offset_x, cell_rectangle->y,
591 offset_x, clist->row_height,
594 gdk_draw_arc (clist->clist_window, ctree->lines_gc, FALSE,
595 xcenter, cell_rectangle->y,
596 offset_x, clist->row_height,
599 node = GTK_CTREE_ROW (node)->parent;
603 if (state != GTK_STATE_SELECTED)
605 tree_rectangle.y = clip_rectangle->y;
606 tree_rectangle.height = clip_rectangle->height;
607 tree_rectangle.width = COLUMN_INSET + CELL_SPACING +
608 MIN (clist->column[ctree->tree_column].area.width + COLUMN_INSET,
612 tree_rectangle.x = MAX (xcenter + 1, column_left);
614 tree_rectangle.x = column_left;
617 gdk_draw_rectangle (clist->clist_window,
619 (ctree)->style->base_gc[GTK_STATE_NORMAL],
623 tree_rectangle.width,
624 tree_rectangle.height);
625 else if (gdk_rectangle_intersect (area, &tree_rectangle,
627 gdk_draw_rectangle (clist->clist_window,
629 (ctree)->style->base_gc[GTK_STATE_NORMAL],
634 tc_rectangle.height);
637 xcenter = offset + (justification_factor * ctree->tree_indent / 2);
639 gtk_sctree_get_cell_style (clist, &ctree_row->row, state, row, column, NULL, NULL,
641 if (bg_gc == clist->bg_gc)
642 gdk_gc_set_foreground (clist->bg_gc, &ctree_row->row.background);
644 gdk_gc_set_clip_rectangle (bg_gc, crect);
645 if (ctree_row->is_leaf)
649 points[0].x = offset + justification_factor * TAB_SIZE;
650 points[0].y = cell_rectangle->y;
652 points[1].x = points[0].x - justification_factor * 4;
653 points[1].y = points[0].y;
655 points[2].x = points[1].x - justification_factor * 2;
656 points[2].y = points[1].y + 3;
658 points[3].x = points[2].x;
659 points[3].y = points[2].y + clist->row_height - 5;
661 points[4].x = points[3].x + justification_factor * 2;
662 points[4].y = points[3].y + 3;
664 points[5].x = points[4].x + justification_factor * 4;
665 points[5].y = points[4].y;
667 gdk_draw_polygon (clist->clist_window, bg_gc, TRUE, points, 6);
668 gdk_draw_lines (clist->clist_window, ctree->lines_gc, points, 6);
672 gdk_draw_arc (clist->clist_window, bg_gc, TRUE,
673 offset - (justify_right * 2 * TAB_SIZE),
675 2 * TAB_SIZE, clist->row_height,
676 (90 + (180 * justify_right)) * 64, 180 * 64);
677 gdk_draw_arc (clist->clist_window, ctree->lines_gc, FALSE,
678 offset - (justify_right * 2 * TAB_SIZE),
680 2 * TAB_SIZE, clist->row_height,
681 (90 + (180 * justify_right)) * 64, 180 * 64);
683 gdk_gc_set_clip_rectangle (bg_gc, NULL);
684 gdk_gc_set_clip_rectangle (ctree->lines_gc, NULL);
686 offset += justification_factor * 3;
689 xcenter = offset + justification_factor * PM_SIZE / 2;
693 tree_rectangle.y = crect->y;
694 tree_rectangle.height = crect->height;
698 tree_rectangle.x = xcenter - PM_SIZE / 2 - 2;
699 tree_rectangle.width = (clip_rectangle->x +
700 clip_rectangle->width -tree_rectangle.x);
704 tree_rectangle.x = clip_rectangle->x + PM_SIZE / 2;
705 tree_rectangle.width = (xcenter + PM_SIZE / 2 + 2 -
709 if (!gdk_rectangle_intersect (area, &tree_rectangle, &tc_rectangle))
715 if (ctree->line_style == GTK_CTREE_LINES_DOTTED)
717 offset_x += abs((clip_rectangle->x + clist->hoffset) % 2);
718 offset_y = abs((cell_rectangle->y + clist->voffset) % 2);
722 clip_rectangle->height++;
723 gdk_gc_set_clip_rectangle (ctree->lines_gc, clip_rectangle);
724 gdk_draw_line (clist->clist_window, ctree->lines_gc,
726 (ctree->show_stub || clist->row_list->data != ctree_row) ?
727 cell_rectangle->y + offset_y : ycenter,
729 (ctree_row->sibling) ? crect->y +crect->height : ycenter);
731 gdk_draw_line (clist->clist_window, ctree->lines_gc,
732 xcenter + (justification_factor * offset_x), ycenter,
733 xcenter + (justification_factor * (PM_SIZE / 2 + 2)),
736 node = ctree_row->parent;
739 xcenter -= (justification_factor * ctree->tree_indent);
741 if (GTK_CTREE_ROW (node)->sibling)
742 gdk_draw_line (clist->clist_window, ctree->lines_gc,
743 xcenter, cell_rectangle->y + offset_y,
744 xcenter, crect->y + crect->height);
745 node = GTK_CTREE_ROW (node)->parent;
747 gdk_gc_set_clip_rectangle (ctree->lines_gc, NULL);
749 clip_rectangle->height--;
756 gtk_sctree_draw_row (GtkCList *clist,
759 GtkCListRow *clist_row)
765 GdkRectangle row_rectangle;
766 GdkRectangle cell_rectangle;
767 GdkRectangle clip_rectangle;
768 GdkRectangle intersect_rectangle;
770 gint column_left = 0;
771 gint column_right = 0;
775 static GdkColor greybg={0, 0, 0, 0};
776 static gboolean color_change = TRUE;
778 if (greybg.pixel == 0 &&
782 GdkColor normalbg = {0, 0xffff, 0xffff, 0xffff};
783 if (GTK_WIDGET (clist)->style) {
784 normalbg = GTK_WIDGET (clist)->style->base[GTK_STATE_NORMAL];
786 if (normalbg.red > 0x8888 && normalbg.green > 0x8888 && normalbg.blue > 0x8888) {
787 greybg.pixel = normalbg.pixel;
788 greybg.red = normalbg.red - 0x1111;
789 greybg.green = normalbg.green - 0x1111;
790 greybg.blue = normalbg.blue - 0x1111;
791 } else if (normalbg.red < 0x8888 && normalbg.green < 0x8888 && normalbg.blue < 0x8888) {
792 greybg.pixel = normalbg.pixel;
793 greybg.red = normalbg.red + 0x1111;
794 greybg.green = normalbg.green + 0x1111;
795 greybg.blue = normalbg.blue + 0x1111;
797 color_change = FALSE;
801 g_return_if_fail (clist != NULL);
803 /* bail now if we arn't drawable yet */
804 if (!GTK_WIDGET_DRAWABLE (clist) || row < 0 || row >= clist->rows)
807 widget = GTK_WIDGET (clist);
808 ctree = GTK_CTREE (clist);
810 /* if the function is passed the pointer to the row instead of null,
811 * it avoids this expensive lookup */
813 clist_row = (g_list_nth (clist->row_list, row))->data;
815 /* rectangle of the entire row */
817 row_rectangle.y = ROW_TOP_YPIXEL (clist, row);
818 row_rectangle.width = clist->clist_window_width;
819 row_rectangle.height = clist->row_height;
821 /* rectangle of the cell spacing above the row */
822 cell_rectangle.x = 0;
823 cell_rectangle.y = row_rectangle.y - CELL_SPACING;
824 cell_rectangle.width = row_rectangle.width;
825 cell_rectangle.height = CELL_SPACING;
827 /* rectangle used to clip drawing operations, its y and height
828 * positions only need to be set once, so we set them once here.
829 * the x and width are set withing the drawing loop below once per
831 clip_rectangle.y = row_rectangle.y;
832 clip_rectangle.height = row_rectangle.height;
834 if (prefs_common.enable_rules_hint && color_change && row % 2) {
835 clist_row->background = greybg;
836 clist_row->bg_set = TRUE;
838 clist_row->bg_set = FALSE;
840 if (clist_row->state == GTK_STATE_NORMAL)
842 if (clist_row->fg_set)
843 gdk_gc_set_foreground (clist->fg_gc, &clist_row->foreground);
844 if (clist_row->bg_set)
845 gdk_gc_set_rgb_fg_color (clist->bg_gc, &clist_row->background);
848 state = clist_row->state;
850 gdk_gc_set_foreground (ctree->lines_gc,
851 &widget->style->fg[clist_row->state]);
853 /* draw the cell borders */
856 rect = &intersect_rectangle;
857 crect = &intersect_rectangle;
859 if (gdk_rectangle_intersect (area, &cell_rectangle, crect))
860 gdk_draw_rectangle (clist->clist_window,
861 widget->style->base_gc[GTK_STATE_NORMAL], TRUE,
862 crect->x, crect->y, crect->width, crect->height);
866 rect = &clip_rectangle;
867 crect = &cell_rectangle;
869 gdk_draw_rectangle (clist->clist_window,
870 widget->style->base_gc[GTK_STATE_NORMAL], TRUE,
871 crect->x, crect->y, crect->width, crect->height);
874 /* horizontal black lines */
875 if (ctree->line_style == GTK_CTREE_LINES_TABBED)
878 column_right = (COLUMN_LEFT_XPIXEL (clist, ctree->tree_column) +
879 clist->column[ctree->tree_column].area.width +
881 column_left = (COLUMN_LEFT_XPIXEL (clist, ctree->tree_column) -
882 COLUMN_INSET - (ctree->tree_column != 0) * CELL_SPACING);
884 switch (clist->column[ctree->tree_column].justification)
886 case GTK_JUSTIFY_CENTER:
887 case GTK_JUSTIFY_FILL:
888 case GTK_JUSTIFY_LEFT:
889 offset = (column_left + ctree->tree_indent *
890 (((GtkCTreeRow *)clist_row)->level - 1));
892 gdk_draw_line (clist->clist_window, ctree->lines_gc,
893 MIN (offset + TAB_SIZE, column_right),
895 clist->clist_window_width, cell_rectangle.y);
897 case GTK_JUSTIFY_RIGHT:
898 offset = (column_right - 1 - ctree->tree_indent *
899 (((GtkCTreeRow *)clist_row)->level - 1));
901 gdk_draw_line (clist->clist_window, ctree->lines_gc,
902 -1, cell_rectangle.y,
903 MAX (offset - TAB_SIZE, column_left),
909 /* the last row has to clear its bottom cell spacing too */
910 if (clist_row == clist->row_list_end->data)
912 cell_rectangle.y += clist->row_height + CELL_SPACING;
914 if (!area || gdk_rectangle_intersect (area, &cell_rectangle, crect))
916 gdk_draw_rectangle (clist->clist_window,
917 widget->style->base_gc[GTK_STATE_NORMAL], TRUE,
918 crect->x, crect->y, crect->width, crect->height);
920 /* horizontal black lines */
921 if (ctree->line_style == GTK_CTREE_LINES_TABBED)
923 switch (clist->column[ctree->tree_column].justification)
925 case GTK_JUSTIFY_CENTER:
926 case GTK_JUSTIFY_FILL:
927 case GTK_JUSTIFY_LEFT:
928 gdk_draw_line (clist->clist_window, ctree->lines_gc,
929 MIN (column_left + TAB_SIZE + COLUMN_INSET +
930 (((GtkCTreeRow *)clist_row)->level > 1) *
931 MIN (ctree->tree_indent / 2, TAB_SIZE),
934 clist->clist_window_width, cell_rectangle.y);
936 case GTK_JUSTIFY_RIGHT:
937 gdk_draw_line (clist->clist_window, ctree->lines_gc,
938 -1, cell_rectangle.y,
939 MAX (column_right - TAB_SIZE - 1 -
941 (((GtkCTreeRow *)clist_row)->level > 1) *
942 MIN (ctree->tree_indent / 2, TAB_SIZE),
943 column_left - 1), cell_rectangle.y);
950 for (last_column = clist->columns - 1;
951 last_column >= 0 && !clist->column[last_column].visible; last_column--)
954 /* iterate and draw all the columns (row cells) and draw their contents */
955 for (i = 0; i < clist->columns; i++)
960 PangoLayout *layout = NULL;
961 PangoRectangle logical_rect;
969 if (!clist->column[i].visible)
972 gtk_sctree_get_cell_style (clist, clist_row, state, row, i, &style, &fg_gc, &bg_gc);
974 /* calculate clipping region */
975 clip_rectangle.x = clist->column[i].area.x + clist->hoffset;
976 clip_rectangle.width = clist->column[i].area.width;
978 cell_rectangle.x = clip_rectangle.x - COLUMN_INSET - CELL_SPACING;
979 cell_rectangle.width = (clip_rectangle.width + 2 * COLUMN_INSET +
980 (1 + (i == last_column)) * CELL_SPACING);
981 cell_rectangle.y = clip_rectangle.y;
982 cell_rectangle.height = clip_rectangle.height;
987 if (area && !gdk_rectangle_intersect (area, &cell_rectangle,
988 &intersect_rectangle))
990 if (i != ctree->tree_column)
995 gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE,
996 crect->x, crect->y, crect->width, crect->height);
999 layout = _gtk_clist_create_cell_layout (clist, clist_row, i);
1002 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
1003 width = logical_rect.width;
1008 switch (clist_row->cell[i].type)
1010 case GTK_CELL_PIXMAP:
1012 (GTK_CELL_PIXMAP (clist_row->cell[i])->pixmap, &pixmap_width,
1014 width += pixmap_width;
1016 case GTK_CELL_PIXTEXT:
1017 if (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap)
1020 (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap,
1021 &pixmap_width, &height);
1022 width += pixmap_width;
1025 if (GTK_CELL_PIXTEXT (clist_row->cell[i])->text &&
1026 GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap)
1027 width += GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing;
1029 if (i == ctree->tree_column)
1030 width += (ctree->tree_indent *
1031 ((GtkCTreeRow *)clist_row)->level);
1037 switch (clist->column[i].justification)
1039 case GTK_JUSTIFY_LEFT:
1040 offset = clip_rectangle.x + clist_row->cell[i].horizontal;
1042 case GTK_JUSTIFY_RIGHT:
1043 offset = (clip_rectangle.x + clist_row->cell[i].horizontal +
1044 clip_rectangle.width - width);
1046 case GTK_JUSTIFY_CENTER:
1047 case GTK_JUSTIFY_FILL:
1048 offset = (clip_rectangle.x + clist_row->cell[i].horizontal +
1049 (clip_rectangle.width / 2) - (width / 2));
1053 if (i != ctree->tree_column)
1055 offset += clist_row->cell[i].horizontal;
1056 switch (clist_row->cell[i].type)
1058 case GTK_CELL_PIXMAP:
1059 gtk_sctree_draw_cell_pixmap
1060 (clist->clist_window, &clip_rectangle, fg_gc,
1061 GTK_CELL_PIXMAP (clist_row->cell[i])->pixmap,
1062 GTK_CELL_PIXMAP (clist_row->cell[i])->mask,
1064 clip_rectangle.y + clist_row->cell[i].vertical +
1065 (clip_rectangle.height - height) / 2,
1066 pixmap_width, height);
1068 case GTK_CELL_PIXTEXT:
1069 offset = gtk_sctree_draw_cell_pixmap
1070 (clist->clist_window, &clip_rectangle, fg_gc,
1071 GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap,
1072 GTK_CELL_PIXTEXT (clist_row->cell[i])->mask,
1074 clip_rectangle.y + clist_row->cell[i].vertical +
1075 (clip_rectangle.height - height) / 2,
1076 pixmap_width, height);
1077 offset += GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing;
1083 gint row_center_offset = (clist->row_height - logical_rect.height) / 2;
1085 gdk_gc_set_clip_rectangle (fg_gc, &clip_rectangle);
1086 gdk_draw_layout (clist->clist_window, fg_gc,
1088 row_rectangle.y + row_center_offset + clist_row->cell[i].vertical,
1090 gdk_gc_set_clip_rectangle (fg_gc, NULL);
1091 g_object_unref (G_OBJECT (layout));
1101 if (bg_gc == clist->bg_gc)
1102 gdk_gc_set_background (ctree->lines_gc, &clist_row->background);
1104 /* draw ctree->tree_column */
1105 cell_rectangle.y -= CELL_SPACING;
1106 cell_rectangle.height += CELL_SPACING;
1108 if (area && !gdk_rectangle_intersect (area, &cell_rectangle,
1109 &intersect_rectangle))
1112 g_object_unref (G_OBJECT (layout));
1117 offset = gtk_sctree_draw_lines (ctree, (GtkCTreeRow *)clist_row, row, i,
1118 state, &clip_rectangle, &cell_rectangle,
1119 crect, area, style);
1122 offset = gtk_sctree_draw_expander (ctree, (GtkCTreeRow *)clist_row,
1123 style, &clip_rectangle, offset);
1125 if (clist->column[i].justification == GTK_JUSTIFY_RIGHT)
1126 offset -= ctree->tree_spacing;
1128 offset += ctree->tree_spacing;
1130 if (clist->column[i].justification == GTK_JUSTIFY_RIGHT)
1131 offset -= (pixmap_width + clist_row->cell[i].horizontal);
1133 offset += clist_row->cell[i].horizontal;
1135 old_offset = offset;
1136 offset = gtk_sctree_draw_cell_pixmap (clist->clist_window, &clip_rectangle, fg_gc,
1137 GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap,
1138 GTK_CELL_PIXTEXT (clist_row->cell[i])->mask,
1140 clip_rectangle.y + clist_row->cell[i].vertical
1141 + (clip_rectangle.height - height) / 2,
1142 pixmap_width, height);
1146 gint row_center_offset = (clist->row_height - logical_rect.height) / 2;
1148 if (clist->column[i].justification == GTK_JUSTIFY_RIGHT)
1150 offset = (old_offset - string_width);
1151 if (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap)
1152 offset -= GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing;
1156 if (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap)
1157 offset += GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing;
1160 gdk_gc_set_clip_rectangle (fg_gc, &clip_rectangle);
1161 gdk_draw_layout (clist->clist_window, fg_gc,
1163 row_rectangle.y + row_center_offset + clist_row->cell[i].vertical,
1166 g_object_unref (G_OBJECT (layout));
1168 gdk_gc_set_clip_rectangle (fg_gc, NULL);
1171 /* draw focus rectangle */
1172 if (clist->focus_row == row &&
1173 GTK_WIDGET_CAN_FOCUS (widget) && GTK_WIDGET_HAS_FOCUS (widget))
1176 gdk_draw_rectangle (clist->clist_window, clist->xor_gc, FALSE,
1177 row_rectangle.x, row_rectangle.y,
1178 row_rectangle.width - 1, row_rectangle.height - 1);
1179 else if (gdk_rectangle_intersect (area, &row_rectangle,
1180 &intersect_rectangle))
1182 gdk_gc_set_clip_rectangle (clist->xor_gc, &intersect_rectangle);
1183 gdk_draw_rectangle (clist->clist_window, clist->xor_gc, FALSE,
1184 row_rectangle.x, row_rectangle.y,
1185 row_rectangle.width - 1,
1186 row_rectangle.height - 1);
1187 gdk_gc_set_clip_rectangle (clist->xor_gc, NULL);
1193 /* Standard class initialization function */
1195 gtk_sctree_class_init (GtkSCTreeClass *klass)
1197 GtkObjectClass *object_class;
1198 GtkWidgetClass *widget_class;
1199 GtkCListClass *clist_class;
1200 GtkCTreeClass *ctree_class;
1202 object_class = (GtkObjectClass *) klass;
1203 widget_class = (GtkWidgetClass *) klass;
1204 clist_class = (GtkCListClass *) klass;
1205 ctree_class = (GtkCTreeClass *) klass;
1207 parent_class = gtk_type_class (gtk_ctree_get_type ());
1209 sctree_signals[ROW_POPUP_MENU] =
1210 g_signal_new ("row_popup_menu",
1211 G_TYPE_FROM_CLASS (klass),
1213 G_STRUCT_OFFSET (GtkSCTreeClass, row_popup_menu),
1215 sylpheed_marshal_VOID__POINTER,
1218 sctree_signals[EMPTY_POPUP_MENU] =
1219 g_signal_new ("empty_popup_menu",
1220 G_TYPE_FROM_CLASS (klass),
1222 G_STRUCT_OFFSET (GtkSCTreeClass, empty_popup_menu),
1224 sylpheed_marshal_VOID__POINTER,
1227 sctree_signals[OPEN_ROW] =
1228 g_signal_new ("open_row",
1229 G_TYPE_FROM_CLASS (klass),
1231 G_STRUCT_OFFSET (GtkSCTreeClass, open_row),
1233 g_cclosure_marshal_VOID__VOID,
1235 sctree_signals[START_DRAG] =
1236 g_signal_new ("start_drag",
1237 G_TYPE_FROM_CLASS (klass),
1239 G_STRUCT_OFFSET (GtkSCTreeClass, start_drag),
1241 sylpheed_marshal_VOID__INT_POINTER,
1246 /* gtk_object_class_add_signals (object_class, sctree_signals, LAST_SIGNAL); */
1248 clist_class->clear = gtk_sctree_clear;
1249 clist_class->draw_row = gtk_sctree_draw_row;
1250 ctree_class->tree_collapse = gtk_sctree_collapse;
1251 ctree_class->tree_expand = gtk_sctree_real_tree_expand;
1252 ctree_class->tree_move = sreal_tree_move;
1254 widget_class->button_press_event = gtk_sctree_button_press;
1255 widget_class->button_release_event = gtk_sctree_button_release;
1256 widget_class->motion_notify_event = gtk_sctree_motion;
1257 widget_class->drag_begin = gtk_sctree_drag_begin;
1258 widget_class->drag_end = gtk_sctree_drag_end;
1259 widget_class->drag_data_get = gtk_sctree_drag_data_get;
1260 widget_class->drag_leave = gtk_sctree_drag_leave;
1261 widget_class->drag_motion = gtk_sctree_drag_motion;
1262 widget_class->drag_drop = gtk_sctree_drag_drop;
1263 widget_class->drag_data_received = gtk_sctree_drag_data_received;
1266 /* Standard object initialization function */
1268 gtk_sctree_init (GtkSCTree *sctree)
1270 sctree->anchor_row = NULL;
1272 /* GtkCTree does not specify pointer motion by default */
1273 gtk_widget_add_events (GTK_WIDGET (sctree), GDK_POINTER_MOTION_MASK);
1274 gtk_widget_add_events (GTK_WIDGET (sctree), GDK_POINTER_MOTION_MASK);
1277 /* Get information the specified row is selected. */
1280 row_is_selected(GtkSCTree *sctree, gint row)
1282 GtkCListRow *clist_row;
1283 clist_row = g_list_nth (GTK_CLIST(sctree)->row_list, row)->data;
1284 return clist_row ? clist_row->state == GTK_STATE_SELECTED : FALSE;
1287 /* Selects the rows between the anchor to the specified row, inclusive. */
1289 select_range (GtkSCTree *sctree, gint row)
1295 if (sctree->anchor_row == NULL) {
1297 sctree->anchor_row = gtk_ctree_node_nth(GTK_CTREE(sctree), row);
1299 prev_row = g_list_position(GTK_CLIST(sctree)->row_list,
1300 (GList *)sctree->anchor_row);
1302 if (row < prev_row) {
1305 GTK_CLIST(sctree)->focus_row = max;
1310 sctree->selecting_range = TRUE;
1319 gtk_clist_freeze(GTK_CLIST(sctree));
1321 node = g_list_nth((GTK_CLIST(sctree))->row_list, min);
1322 for (i = min; i < max; i++) {
1323 if (node && GTK_CTREE_ROW (node)->row.selectable) {
1324 g_signal_emit_by_name(G_OBJECT(sctree), "tree_select_row",
1330 gtk_clist_thaw(GTK_CLIST(sctree));
1333 sctree->selecting_range = FALSE;
1334 gtk_clist_select_row (GTK_CLIST (sctree), max, -1);
1337 /* Handles row selection according to the specified modifier state */
1338 /* in certain cases, we arrive here from a function knowing the GtkCTreeNode, and having
1339 * already slowly found row using g_list_position. In which case, _node will be non-NULL
1340 * to avoid this function having to slowly find it with g_list_nth. */
1342 select_row (GtkSCTree *sctree, gint row, gint col, guint state, GtkCTreeNode *_node)
1344 gboolean range, additive;
1345 g_return_if_fail (sctree != NULL);
1346 g_return_if_fail (GTK_IS_SCTREE (sctree));
1348 range = ((state & GDK_SHIFT_MASK) != 0) &&
1349 (GTK_CLIST(sctree)->selection_mode != GTK_SELECTION_SINGLE) &&
1350 (GTK_CLIST(sctree)->selection_mode != GTK_SELECTION_BROWSE);
1351 additive = ((state & GDK_CONTROL_MASK) != 0) &&
1352 (GTK_CLIST(sctree)->selection_mode != GTK_SELECTION_SINGLE) &&
1353 (GTK_CLIST(sctree)->selection_mode != GTK_SELECTION_BROWSE);
1355 GTK_CLIST(sctree)->focus_row = row;
1358 /* if this selection isn't additive, we have to unselect what
1359 * is selected. Here, heavy GUI updates can occur if we have
1360 * a big selection. See if more than one line is selected, in
1361 * which case, freeze, else don't. */
1363 gboolean should_freeze = FALSE;
1364 if (sc_g_list_bigger(GTK_CLIST(sctree)->selection, 10)) {
1365 should_freeze = TRUE;
1366 sctree->selecting_range = TRUE;
1367 gtk_clist_freeze (GTK_CLIST (sctree));
1370 gtk_clist_unselect_all (GTK_CLIST (sctree));
1372 if (should_freeze) {
1373 gtk_clist_thaw (GTK_CLIST (sctree));
1374 sctree->selecting_range = FALSE;
1381 node = _node ? _node : gtk_ctree_node_nth (GTK_CTREE(sctree), row);
1383 /*No need to manage overlapped list*/
1385 if (row_is_selected(sctree, row))
1386 gtk_clist_unselect_row (GTK_CLIST (sctree), row, col);
1388 g_signal_emit_by_name
1390 "tree_select_row", node, col);
1392 g_signal_emit_by_name
1394 "tree_select_row", node, col);
1396 sctree->anchor_row = node;
1398 select_range (sctree, row);
1401 /* Our handler for button_press events. We override all of GtkCList's broken
1405 gtk_sctree_button_press (GtkWidget *widget, GdkEventButton *event)
1414 g_return_val_if_fail (widget != NULL, FALSE);
1415 g_return_val_if_fail (GTK_IS_SCTREE (widget), FALSE);
1416 g_return_val_if_fail (event != NULL, FALSE);
1418 sctree = GTK_SCTREE (widget);
1419 clist = GTK_CLIST (widget);
1422 if (event->window != clist->clist_window)
1423 return (* GTK_WIDGET_CLASS (parent_class)->button_press_event) (widget, event);
1425 on_row = gtk_clist_get_selection_info (clist, event->x, event->y, &row, &col);
1427 if (on_row && !GTK_WIDGET_HAS_FOCUS(widget))
1428 gtk_widget_grab_focus (widget);
1430 if (gtk_ctree_is_hot_spot (GTK_CTREE(sctree), event->x, event->y)) {
1431 gtk_ctree_toggle_expansion
1433 gtk_ctree_node_nth(GTK_CTREE(sctree), row));
1437 switch (event->type) {
1438 case GDK_BUTTON_PRESS:
1439 if (event->button == 1 || event->button == 2) {
1440 if (event->button == 2)
1441 event->state &= ~(GDK_SHIFT_MASK | GDK_CONTROL_MASK);
1443 /* Save the mouse info for DnD */
1444 sctree->dnd_press_button = event->button;
1445 sctree->dnd_press_x = event->x;
1446 sctree->dnd_press_y = event->y;
1448 /* Handle selection */
1449 if ((row_is_selected (sctree, row)
1450 && !(event->state & (GDK_CONTROL_MASK | GDK_SHIFT_MASK)))
1451 || ((event->state & GDK_CONTROL_MASK)
1452 && !(event->state & GDK_SHIFT_MASK))) {
1453 sctree->dnd_select_pending = TRUE;
1454 sctree->dnd_select_pending_state = event->state;
1455 sctree->dnd_select_pending_row = row;
1457 select_row (sctree, row, col, event->state, NULL);
1460 sctree->selecting_range = TRUE;
1461 gtk_clist_unselect_all (clist);
1462 sctree->selecting_range = FALSE;
1466 } else if (event->button == 3) {
1467 /* Emit *_popup_menu signal*/
1469 if (!row_is_selected(sctree,row))
1470 select_row (sctree, row, col, 0, NULL);
1471 g_signal_emit (G_OBJECT (sctree),
1472 sctree_signals[ROW_POPUP_MENU],
1475 sctree->selecting_range = TRUE;
1476 gtk_clist_unselect_all(clist);
1477 sctree->selecting_range = FALSE;
1478 g_signal_emit (G_OBJECT (sctree),
1479 sctree_signals[EMPTY_POPUP_MENU],
1487 case GDK_2BUTTON_PRESS:
1488 if (event->button != 1)
1491 sctree->dnd_select_pending = FALSE;
1492 sctree->dnd_select_pending_state = 0;
1495 g_signal_emit (G_OBJECT (sctree),
1496 sctree_signals[OPEN_ROW], 0);
1508 /* Our handler for button_release events. We override all of GtkCList's broken
1512 gtk_sctree_button_release (GtkWidget *widget, GdkEventButton *event)
1520 g_return_val_if_fail (widget != NULL, FALSE);
1521 g_return_val_if_fail (GTK_IS_SCTREE (widget), FALSE);
1522 g_return_val_if_fail (event != NULL, FALSE);
1524 sctree = GTK_SCTREE (widget);
1525 clist = GTK_CLIST (widget);
1528 if (event->window != clist->clist_window)
1529 return (* GTK_WIDGET_CLASS (parent_class)->button_release_event) (widget, event);
1531 on_row = gtk_clist_get_selection_info (clist, event->x, event->y, &row, &col);
1533 if (!(event->button == 1 || event->button == 2))
1536 sctree->dnd_press_button = 0;
1537 sctree->dnd_press_x = 0;
1538 sctree->dnd_press_y = 0;
1541 if (sctree->dnd_select_pending) {
1542 select_row (sctree, row, col, sctree->dnd_select_pending_state, NULL);
1543 sctree->dnd_select_pending = FALSE;
1544 sctree->dnd_select_pending_state = 0;
1553 /* Our handler for motion_notify events. We override all of GtkCList's broken
1557 gtk_sctree_motion (GtkWidget *widget, GdkEventMotion *event)
1562 g_return_val_if_fail (widget != NULL, FALSE);
1563 g_return_val_if_fail (GTK_IS_SCTREE (widget), FALSE);
1564 g_return_val_if_fail (event != NULL, FALSE);
1566 sctree = GTK_SCTREE (widget);
1567 clist = GTK_CLIST (widget);
1569 if (event->window != clist->clist_window)
1570 return (* GTK_WIDGET_CLASS (parent_class)->motion_notify_event) (widget, event);
1572 if (!((sctree->dnd_press_button == 1 && (event->state & GDK_BUTTON1_MASK))
1573 || (sctree->dnd_press_button == 2 && (event->state & GDK_BUTTON2_MASK))))
1576 /* This is the same threshold value that is used in gtkdnd.c */
1578 if (MAX (ABS (sctree->dnd_press_x - event->x),
1579 ABS (sctree->dnd_press_y - event->y)) <= 3)
1582 /* Handle any pending selections */
1584 if (sctree->dnd_select_pending) {
1585 if (!row_is_selected(sctree,sctree->dnd_select_pending_row))
1587 sctree->dnd_select_pending_row,
1589 sctree->dnd_select_pending_state,
1592 sctree->dnd_select_pending = FALSE;
1593 sctree->dnd_select_pending_state = 0;
1596 g_signal_emit (G_OBJECT (sctree),
1597 sctree_signals[START_DRAG],
1599 sctree->dnd_press_button,
1604 /* We override the drag_begin signal to do nothing */
1606 gtk_sctree_drag_begin (GtkWidget *widget, GdkDragContext *context)
1611 /* We override the drag_end signal to do nothing */
1613 gtk_sctree_drag_end (GtkWidget *widget, GdkDragContext *context)
1618 /* We override the drag_data_get signal to do nothing */
1620 gtk_sctree_drag_data_get (GtkWidget *widget, GdkDragContext *context,
1621 GtkSelectionData *data, guint info, guint time)
1626 /* We override the drag_leave signal to do nothing */
1628 gtk_sctree_drag_leave (GtkWidget *widget, GdkDragContext *context, guint time)
1633 /* We override the drag_motion signal to do nothing */
1635 gtk_sctree_drag_motion (GtkWidget *widget, GdkDragContext *context,
1636 gint x, gint y, guint time)
1641 /* We override the drag_drop signal to do nothing */
1643 gtk_sctree_drag_drop (GtkWidget *widget, GdkDragContext *context,
1644 gint x, gint y, guint time)
1649 /* We override the drag_data_received signal to do nothing */
1651 gtk_sctree_drag_data_received (GtkWidget *widget, GdkDragContext *context,
1652 gint x, gint y, GtkSelectionData *data,
1653 guint info, guint time)
1658 /* Our handler for the clear signal of the clist. We have to reset the anchor
1662 gtk_sctree_clear (GtkCList *clist)
1666 g_return_if_fail (clist != NULL);
1667 g_return_if_fail (GTK_IS_SCTREE (clist));
1669 sctree = GTK_SCTREE (clist);
1670 sctree->anchor_row = NULL;
1672 if (((GtkCListClass *)parent_class)->clear)
1673 (* ((GtkCListClass *)parent_class)->clear) (clist);
1676 /* Our handler for the change_focus_row_expansion signal of the ctree.
1677 We have to set the anchor to parent visible node.
1680 gtk_sctree_collapse (GtkCTree *ctree, GtkCTreeNode *node)
1682 g_return_if_fail (ctree != NULL);
1683 g_return_if_fail (GTK_IS_SCTREE (ctree));
1685 (* parent_class->tree_collapse) (ctree, node);
1686 GTK_SCTREE(ctree)->anchor_row =
1687 gtk_ctree_node_nth(ctree, GTK_CLIST(ctree)->focus_row);
1690 GtkWidget *gtk_sctree_new_with_titles (gint columns, gint tree_column,
1695 g_return_val_if_fail (columns > 0, NULL);
1696 g_return_val_if_fail (tree_column >= 0, NULL);
1698 widget = gtk_widget_new (TYPE_GTK_SCTREE,
1699 "n_columns", columns,
1700 "tree_column", tree_column,
1703 GtkCList *clist = GTK_CLIST (widget);
1706 for (i = 0; i < columns; i++)
1707 gtk_clist_set_column_title (clist, i, titles[i]);
1708 gtk_clist_column_titles_show (clist);
1714 void gtk_sctree_select (GtkSCTree *sctree, GtkCTreeNode *node)
1717 g_list_position(GTK_CLIST(sctree)->row_list, (GList *)node),
1721 void gtk_sctree_select_with_state (GtkSCTree *sctree, GtkCTreeNode *node, int state)
1724 g_list_position(GTK_CLIST(sctree)->row_list, (GList *)node),
1728 void gtk_sctree_unselect_all (GtkSCTree *sctree)
1730 gboolean froze = FALSE;
1731 sctree->selecting_range = TRUE;
1732 if (sc_g_list_bigger(GTK_CLIST(sctree)->selection, 1)) {
1733 gtk_clist_freeze(GTK_CLIST(sctree));
1736 gtk_clist_unselect_all(GTK_CLIST(sctree));
1738 gtk_clist_thaw(GTK_CLIST(sctree));
1739 sctree->selecting_range = FALSE;
1740 sctree->anchor_row = NULL;
1743 void gtk_sctree_set_anchor_row (GtkSCTree *sctree, GtkCTreeNode *node)
1745 sctree->anchor_row = node;
1748 void gtk_sctree_remove_node (GtkSCTree *sctree, GtkCTreeNode *node)
1750 if (sctree->anchor_row == node)
1751 sctree->anchor_row = NULL;
1752 gtk_ctree_remove_node(GTK_CTREE(sctree), node);
1755 /***********************************************************
1756 * Tree sorting functions *
1757 ***********************************************************/
1759 static void sink(GtkCList *clist, GPtrArray *numbers, gint root, gint bottom)
1767 /* find the maximum element of numbers[root],
1768 numbers[2*root] and numbers[2*root+1] */
1770 if (clist->compare( clist, GTK_CTREE_ROW (g_ptr_array_index(numbers, root)),
1771 GTK_CTREE_ROW(g_ptr_array_index( numbers, j))) >= 0)
1774 if (clist->compare( clist, GTK_CTREE_ROW (g_ptr_array_index(numbers, k)),
1775 GTK_CTREE_ROW (g_ptr_array_index( numbers, j))) > 0)
1777 /* if numbers[root] wasn't the maximum element then
1780 temp = g_ptr_array_index( numbers,root);
1781 g_ptr_array_index( numbers, root) = g_ptr_array_index( numbers, j);
1782 g_ptr_array_index( numbers, j) = temp;
1783 sink( clist, numbers, j, bottom);
1788 static void heap_sort(GtkCList *clist, GPtrArray *numbers, gint array_size)
1793 /* build the Heap */
1794 for (i = (array_size / 2); i >= 1; i--)
1795 sink( clist, numbers, i, array_size);
1796 /* output the Heap */
1797 for (i = array_size; i >= 2; i--) {
1798 temp = g_ptr_array_index( numbers, 1);
1799 g_ptr_array_index( numbers, 1) = g_ptr_array_index( numbers, i);
1800 g_ptr_array_index( numbers, i) = temp;
1801 sink( clist, numbers, 1, i-1);
1806 stree_sort (GtkCTree *ctree,
1810 GtkCTreeNode *list_start, *work, *next;
1811 GPtrArray *row_array, *viewable_array;
1815 clist = GTK_CLIST (ctree);
1818 work = GTK_CTREE_ROW (node)->children;
1820 work = GTK_CTREE_NODE (clist->row_list);
1822 row_array = g_ptr_array_new();
1823 viewable_array = g_ptr_array_new();
1826 g_ptr_array_add( row_array, NULL);
1828 /* add all rows to row_array */
1829 g_ptr_array_add( row_array, work);
1830 if (GTK_CTREE_ROW (work)->parent && gtk_ctree_is_viewable( ctree, work))
1831 g_ptr_array_add( viewable_array, GTK_CTREE_ROW (work)->parent);
1832 next = GTK_CTREE_ROW (work)->sibling;
1833 gtk_sctree_unlink( ctree, work, FALSE);
1837 heap_sort( clist, row_array, (row_array->len)-1);
1840 list_start = GTK_CTREE_ROW (node)->children;
1842 list_start = GTK_CTREE_NODE (clist->row_list);
1844 if (clist->sort_type == GTK_SORT_ASCENDING) {
1845 for (i=(row_array->len)-1; i>=1; i--) {
1846 work = g_ptr_array_index( row_array, i);
1847 gtk_sctree_link( ctree, work, node, list_start, FALSE);
1849 /* insert work at the beginning of the list */
1852 for (i=1; i<row_array->len; i++) {
1853 work = g_ptr_array_index( row_array, i);
1854 gtk_sctree_link( ctree, work, node, list_start, FALSE);
1856 /* insert work at the beginning of the list */
1860 for (i=0; i<viewable_array->len; i++) {
1861 gtk_ctree_expand( ctree, g_ptr_array_index( viewable_array, i));
1865 g_ptr_array_free( row_array, TRUE);
1866 g_ptr_array_free( viewable_array, TRUE);
1870 gtk_sctree_sort_recursive (GtkCTree *ctree,
1874 GtkCTreeNode *focus_node = NULL;
1876 g_return_if_fail (ctree != NULL);
1877 g_return_if_fail (GTK_IS_CTREE (ctree));
1879 clist = GTK_CLIST (ctree);
1881 gtk_clist_freeze (clist);
1883 if (clist->selection_mode == GTK_SELECTION_EXTENDED) {
1884 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
1886 g_list_free (clist->undo_selection);
1887 g_list_free (clist->undo_unselection);
1888 clist->undo_selection = NULL;
1889 clist->undo_unselection = NULL;
1892 if (!node || (node && gtk_ctree_is_viewable (ctree, node)))
1893 focus_node = GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row));
1895 GTK_SCTREE(ctree)->sorting = TRUE;
1897 gtk_ctree_post_recursive (ctree, node, GTK_CTREE_FUNC (stree_sort), NULL);
1900 stree_sort (ctree, NULL, NULL);
1902 GTK_SCTREE(ctree)->sorting = FALSE;
1905 clist->focus_row = g_list_position (clist->row_list,(GList *)focus_node);
1906 clist->undo_anchor = clist->focus_row;
1909 gtk_clist_thaw (clist);
1913 gtk_sctree_sort_node (GtkCTree *ctree,
1917 GtkCTreeNode *focus_node = NULL;
1919 g_return_if_fail (ctree != NULL);
1920 g_return_if_fail (GTK_IS_CTREE (ctree));
1922 clist = GTK_CLIST (ctree);
1924 gtk_clist_freeze (clist);
1926 if (clist->selection_mode == GTK_SELECTION_EXTENDED) {
1927 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
1929 g_list_free (clist->undo_selection);
1930 g_list_free (clist->undo_unselection);
1931 clist->undo_selection = NULL;
1932 clist->undo_unselection = NULL;
1935 if (!node || (node && gtk_ctree_is_viewable (ctree, node)))
1936 focus_node = GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row));
1938 GTK_SCTREE(ctree)->sorting = TRUE;
1940 stree_sort (ctree, node, NULL);
1942 GTK_SCTREE(ctree)->sorting = FALSE;
1945 clist->focus_row = g_list_position (clist->row_list,(GList *)focus_node);
1946 clist->undo_anchor = clist->focus_row;
1949 gtk_clist_thaw (clist);
1952 /************************************************************************/
1955 gtk_sctree_unlink (GtkCTree *ctree,
1957 gboolean update_focus_row)
1964 GtkCTreeNode *parent;
1967 g_return_if_fail (ctree != NULL);
1968 g_return_if_fail (GTK_IS_CTREE (ctree));
1969 g_return_if_fail (node != NULL);
1971 clist = GTK_CLIST (ctree);
1973 if (update_focus_row && clist->selection_mode == GTK_SELECTION_EXTENDED) {
1974 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
1976 g_list_free (clist->undo_selection);
1977 g_list_free (clist->undo_unselection);
1978 clist->undo_selection = NULL;
1979 clist->undo_unselection = NULL;
1982 visible = gtk_ctree_is_viewable (ctree, node);
1984 /* clist->row_list_end unlinked ? */
1985 if (visible && (GTK_CTREE_NODE_NEXT (node) == NULL ||
1986 (GTK_CTREE_ROW (node)->children && gtk_ctree_is_ancestor (ctree, node,
1987 GTK_CTREE_NODE (clist->row_list_end)))))
1988 clist->row_list_end = (GList *) (GTK_CTREE_NODE_PREV (node));
1992 level = GTK_CTREE_ROW (node)->level;
1993 work = GTK_CTREE_NODE_NEXT (node);
1994 while (work && GTK_CTREE_ROW (work)->level > level) {
1995 work = GTK_CTREE_NODE_NEXT (work);
2000 clist->rows -= (rows + 1);
2002 if (update_focus_row) {
2004 pos = g_list_position (clist->row_list, (GList *)node);
2005 if (pos + rows < clist->focus_row)
2006 clist->focus_row -= (rows + 1);
2007 else if (pos <= clist->focus_row) {
2008 if (!GTK_CTREE_ROW (node)->sibling)
2009 clist->focus_row = MAX (pos - 1, 0);
2011 clist->focus_row = pos;
2013 clist->focus_row = MIN (clist->focus_row, clist->rows - 1);
2015 clist->undo_anchor = clist->focus_row;
2020 list = (GList *)GTK_CTREE_NODE_PREV (work);
2022 list = (GList *)work;
2023 list->prev = (GList *)GTK_CTREE_NODE_PREV (node);
2026 if (GTK_CTREE_NODE_PREV (node) &&
2027 GTK_CTREE_NODE_NEXT (GTK_CTREE_NODE_PREV (node)) == node) {
2028 list = (GList *)GTK_CTREE_NODE_PREV (node);
2029 list->next = (GList *)work;
2033 parent = GTK_CTREE_ROW (node)->parent;
2035 if (GTK_CTREE_ROW (parent)->children == node) {
2036 GTK_CTREE_ROW (parent)->children = GTK_CTREE_ROW (node)->sibling;
2039 GtkCTreeNode *sibling;
2041 sibling = GTK_CTREE_ROW (parent)->children;
2042 while (GTK_CTREE_ROW (sibling)->sibling != node)
2043 sibling = GTK_CTREE_ROW (sibling)->sibling;
2044 GTK_CTREE_ROW (sibling)->sibling = GTK_CTREE_ROW (node)->sibling;
2048 if (clist->row_list == (GList *)node)
2049 clist->row_list = (GList *) (GTK_CTREE_ROW (node)->sibling);
2051 GtkCTreeNode *sibling;
2053 sibling = GTK_CTREE_NODE (clist->row_list);
2054 while (GTK_CTREE_ROW (sibling)->sibling != node)
2055 sibling = GTK_CTREE_ROW (sibling)->sibling;
2056 GTK_CTREE_ROW (sibling)->sibling = GTK_CTREE_ROW (node)->sibling;
2062 gtk_sctree_link (GtkCTree *ctree,
2064 GtkCTreeNode *parent,
2065 GtkCTreeNode *sibling,
2066 gboolean update_focus_row)
2072 gboolean visible = FALSE;
2076 g_return_if_fail (GTK_CTREE_ROW (sibling)->parent == parent);
2077 g_return_if_fail (node != NULL);
2078 g_return_if_fail (node != sibling);
2079 g_return_if_fail (node != parent);
2081 clist = GTK_CLIST (ctree);
2083 if (update_focus_row && clist->selection_mode == GTK_SELECTION_EXTENDED) {
2084 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
2086 g_list_free (clist->undo_selection);
2087 g_list_free (clist->undo_unselection);
2088 clist->undo_selection = NULL;
2089 clist->undo_unselection = NULL;
2092 for (rows = 1, list_end = (GList *)node; list_end->next;
2093 list_end = list_end->next)
2096 GTK_CTREE_ROW (node)->parent = parent;
2097 GTK_CTREE_ROW (node)->sibling = sibling;
2099 if (!parent || (parent && (gtk_ctree_is_viewable (ctree, parent) &&
2100 GTK_CTREE_ROW (parent)->expanded))) {
2102 clist->rows += rows;
2106 work = (GList *)(GTK_CTREE_ROW (parent)->children);
2108 work = clist->row_list;
2111 if (work != (GList *)sibling) {
2112 while (GTK_CTREE_ROW (work)->sibling != sibling)
2113 work = (GList *)(GTK_CTREE_ROW (work)->sibling);
2114 GTK_CTREE_ROW (work)->sibling = node;
2117 if (sibling == GTK_CTREE_NODE (clist->row_list))
2118 clist->row_list = (GList *) node;
2119 if (GTK_CTREE_NODE_PREV (sibling) &&
2120 GTK_CTREE_NODE_NEXT (GTK_CTREE_NODE_PREV (sibling)) == sibling) {
2121 list = (GList *)GTK_CTREE_NODE_PREV (sibling);
2122 list->next = (GList *)node;
2125 list = (GList *)node;
2126 list->prev = (GList *)GTK_CTREE_NODE_PREV (sibling);
2127 list_end->next = (GList *)sibling;
2128 list = (GList *)sibling;
2129 list->prev = list_end;
2130 if (parent && GTK_CTREE_ROW (parent)->children == sibling)
2131 GTK_CTREE_ROW (parent)->children = node;
2136 while (GTK_CTREE_ROW (work)->sibling)
2137 work = (GList *)(GTK_CTREE_ROW (work)->sibling);
2138 GTK_CTREE_ROW (work)->sibling = node;
2140 /* find last visible child of sibling */
2141 work = (GList *) gtk_sctree_last_visible (ctree,
2142 GTK_CTREE_NODE (work));
2144 list_end->next = work->next;
2146 list = work->next->prev = list_end;
2147 work->next = (GList *)node;
2148 list = (GList *)node;
2153 GTK_CTREE_ROW (parent)->children = node;
2154 list = (GList *)node;
2155 list->prev = (GList *)parent;
2156 if (GTK_CTREE_ROW (parent)->expanded) {
2157 list_end->next = (GList *)GTK_CTREE_NODE_NEXT (parent);
2158 if (GTK_CTREE_NODE_NEXT(parent)) {
2159 list = (GList *)GTK_CTREE_NODE_NEXT (parent);
2160 list->prev = list_end;
2162 list = (GList *)parent;
2163 list->next = (GList *)node;
2166 list_end->next = NULL;
2169 clist->row_list = (GList *)node;
2170 list = (GList *)node;
2172 list_end->next = NULL;
2177 gtk_ctree_pre_recursive (ctree, node, stree_update_level, NULL);
2179 if (clist->row_list_end == NULL ||
2180 clist->row_list_end->next == (GList *)node)
2181 clist->row_list_end = list_end;
2183 if (visible && update_focus_row) {
2185 pos = g_list_position (clist->row_list, (GList *)node);
2187 if (pos <= clist->focus_row) {
2188 clist->focus_row += rows;
2189 clist->undo_anchor = clist->focus_row;
2195 stree_update_level (GtkCTree *ctree,
2202 if (GTK_CTREE_ROW (node)->parent)
2203 GTK_CTREE_ROW (node)->level =
2204 GTK_CTREE_ROW (GTK_CTREE_ROW (node)->parent)->level + 1;
2206 GTK_CTREE_ROW (node)->level = 1;
2209 static GtkCTreeNode *
2210 gtk_sctree_last_visible (GtkCTree *ctree,
2218 work = GTK_CTREE_ROW (node)->children;
2220 if (!work || !GTK_CTREE_ROW (node)->expanded)
2223 while (GTK_CTREE_ROW (work)->sibling)
2224 work = GTK_CTREE_ROW (work)->sibling;
2226 return gtk_sctree_last_visible (ctree, work);
2229 /* this wrapper simply replaces NULL pixmaps
2230 * with a transparent, 1x1 pixmap. This works
2231 * around a memory problem deep inside gtk,
2232 * revealed by valgrind.
2234 /*GtkCTreeNode* gtk_sctree_insert_node (GtkCTree *ctree,
2235 GtkCTreeNode *parent,
2236 GtkCTreeNode *sibling,
2239 GdkPixmap *pixmap_closed,
2240 GdkBitmap *mask_closed,
2241 GdkPixmap *pixmap_opened,
2242 GdkBitmap *mask_opened,
2247 stock_pixmap_gdk(GTK_WIDGET(ctree), STOCK_PIXMAP_EMPTY,
2248 &emptyxpm, &emptyxpmmask);
2250 if (!pixmap_closed) {
2251 pixmap_closed = emptyxpm;
2252 mask_closed = emptyxpmmask;
2254 if (!pixmap_opened) {
2255 pixmap_opened = emptyxpm;
2256 mask_opened = emptyxpmmask;
2258 return gtk_ctree_insert_node(ctree, parent, sibling, text,spacing,
2259 pixmap_closed, mask_closed, pixmap_opened, mask_opened,
2264 sset_node_info (GtkCTree *ctree,
2268 GdkPixmap *pixmap_closed,
2269 GdkBitmap *mask_closed,
2270 GdkPixmap *pixmap_opened,
2271 GdkBitmap *mask_opened,
2275 if (GTK_CTREE_ROW (node)->pixmap_opened)
2277 gdk_pixmap_unref (GTK_CTREE_ROW (node)->pixmap_opened);
2278 if (GTK_CTREE_ROW (node)->mask_opened)
2279 gdk_bitmap_unref (GTK_CTREE_ROW (node)->mask_opened);
2281 if (GTK_CTREE_ROW (node)->pixmap_closed)
2283 gdk_pixmap_unref (GTK_CTREE_ROW (node)->pixmap_closed);
2284 if (GTK_CTREE_ROW (node)->mask_closed)
2285 gdk_bitmap_unref (GTK_CTREE_ROW (node)->mask_closed);
2288 GTK_CTREE_ROW (node)->pixmap_opened = NULL;
2289 GTK_CTREE_ROW (node)->mask_opened = NULL;
2290 GTK_CTREE_ROW (node)->pixmap_closed = NULL;
2291 GTK_CTREE_ROW (node)->mask_closed = NULL;
2295 GTK_CTREE_ROW (node)->pixmap_closed = gdk_pixmap_ref (pixmap_closed);
2297 GTK_CTREE_ROW (node)->mask_closed = gdk_bitmap_ref (mask_closed);
2301 GTK_CTREE_ROW (node)->pixmap_opened = gdk_pixmap_ref (pixmap_opened);
2303 GTK_CTREE_ROW (node)->mask_opened = gdk_bitmap_ref (mask_opened);
2306 GTK_CTREE_ROW (node)->is_leaf = is_leaf;
2307 GTK_CTREE_ROW (node)->expanded = (is_leaf) ? FALSE : expanded;
2309 if (GTK_CTREE_ROW (node)->expanded)
2310 gtk_ctree_node_set_pixtext (ctree, node, ctree->tree_column,
2311 text, spacing, pixmap_opened, mask_opened);
2313 gtk_ctree_node_set_pixtext (ctree, node, ctree->tree_column,
2314 text, spacing, pixmap_closed, mask_closed);
2318 stree_draw_node (GtkCTree *ctree,
2323 clist = GTK_CLIST (ctree);
2325 if (CLIST_UNFROZEN (clist) && gtk_ctree_is_viewable (ctree, node))
2330 work = GTK_CTREE_NODE (clist->row_list);
2331 while (work && work != node)
2333 work = GTK_CTREE_NODE_NEXT (work);
2336 if (work && gtk_clist_row_is_visible (clist, num) != GTK_VISIBILITY_NONE)
2337 GTK_CLIST_GET_CLASS (clist)->draw_row
2338 (clist, NULL, num, GTK_CLIST_ROW ((GList *) node));
2342 /* this wrapper simply replaces NULL pixmaps
2343 * with a transparent, 1x1 pixmap. This works
2344 * around a memory problem deep inside gtk,
2345 * revealed by valgrind.
2347 void gtk_sctree_set_node_info (GtkCTree *ctree,
2351 GdkPixmap *pixmap_closed,
2352 GdkBitmap *mask_closed,
2353 GdkPixmap *pixmap_opened,
2354 GdkBitmap *mask_opened,
2359 gboolean old_expanded;
2363 stock_pixmap_gdk(GTK_WIDGET(ctree), STOCK_PIXMAP_EMPTY,
2364 &emptyxpm, &emptyxpmmask);
2366 if (!pixmap_closed) {
2367 pixmap_closed = emptyxpm;
2368 mask_closed = emptyxpmmask;
2370 if (!pixmap_opened) {
2371 pixmap_opened = emptyxpm;
2372 mask_opened = emptyxpmmask;
2375 if (!GTK_IS_CTREE (ctree) || !node) return;
2377 old_leaf = GTK_CTREE_ROW (node)->is_leaf;
2378 old_expanded = GTK_CTREE_ROW (node)->expanded;
2380 if (is_leaf && (work = GTK_CTREE_ROW (node)->children) != NULL)
2387 work = GTK_CTREE_ROW (work)->sibling;
2388 gtk_ctree_remove_node (ctree, ptr);
2392 sset_node_info (ctree, node, text, spacing, pixmap_closed, mask_closed,
2393 pixmap_opened, mask_opened, is_leaf, expanded);
2395 if (!is_leaf && !old_leaf)
2397 GTK_CTREE_ROW (node)->expanded = old_expanded;
2398 if (expanded && !old_expanded)
2399 gtk_ctree_expand (ctree, node);
2400 else if (!expanded && old_expanded)
2401 gtk_ctree_collapse (ctree, node);
2404 GTK_CTREE_ROW (node)->expanded = (is_leaf) ? FALSE : expanded;
2406 stree_draw_node (ctree, node);
2409 static GtkCTreeRow *
2410 srow_new (GtkCTree *ctree)
2413 GtkCTreeRow *ctree_row;
2416 clist = GTK_CLIST (ctree);
2417 #if GTK_CHECK_VERSION(2,9,0)
2418 ctree_row = g_slice_new (GtkCTreeRow);
2419 ctree_row->row.cell = g_slice_alloc (sizeof (GtkCell) * clist->columns);
2421 ctree_row = g_chunk_new (GtkCTreeRow, (GMemChunk *)clist->row_mem_chunk);
2422 ctree_row->row.cell = g_chunk_new (GtkCell, (GMemChunk *)clist->cell_mem_chunk);
2424 for (i = 0; i < clist->columns; i++)
2426 ctree_row->row.cell[i].type = GTK_CELL_EMPTY;
2427 ctree_row->row.cell[i].vertical = 0;
2428 ctree_row->row.cell[i].horizontal = 0;
2429 ctree_row->row.cell[i].style = NULL;
2432 GTK_CELL_PIXTEXT (ctree_row->row.cell[ctree->tree_column])->text = NULL;
2434 ctree_row->row.fg_set = FALSE;
2435 ctree_row->row.bg_set = FALSE;
2436 ctree_row->row.style = NULL;
2437 ctree_row->row.selectable = TRUE;
2438 ctree_row->row.state = GTK_STATE_NORMAL;
2439 ctree_row->row.data = NULL;
2440 ctree_row->row.destroy = NULL;
2442 ctree_row->level = 0;
2443 ctree_row->expanded = FALSE;
2444 ctree_row->parent = NULL;
2445 ctree_row->sibling = NULL;
2446 ctree_row->children = NULL;
2447 ctree_row->pixmap_closed = NULL;
2448 ctree_row->mask_closed = NULL;
2449 ctree_row->pixmap_opened = NULL;
2450 ctree_row->mask_opened = NULL;
2456 srow_delete (GtkCTree *ctree,
2457 GtkCTreeRow *ctree_row)
2462 clist = GTK_CLIST (ctree);
2464 for (i = 0; i < clist->columns; i++)
2466 GTK_CLIST_GET_CLASS (clist)->set_cell_contents
2467 (clist, &(ctree_row->row), i, GTK_CELL_EMPTY, NULL, 0, NULL, NULL);
2468 if (ctree_row->row.cell[i].style)
2470 if (GTK_WIDGET_REALIZED (ctree))
2471 gtk_style_detach (ctree_row->row.cell[i].style);
2472 g_object_unref (ctree_row->row.cell[i].style);
2476 if (ctree_row->row.style)
2478 if (GTK_WIDGET_REALIZED (ctree))
2479 gtk_style_detach (ctree_row->row.style);
2480 g_object_unref (ctree_row->row.style);
2483 if (ctree_row->pixmap_closed)
2485 gdk_pixmap_unref (ctree_row->pixmap_closed);
2486 if (ctree_row->mask_closed)
2487 gdk_bitmap_unref (ctree_row->mask_closed);
2490 if (ctree_row->pixmap_opened)
2492 gdk_pixmap_unref (ctree_row->pixmap_opened);
2493 if (ctree_row->mask_opened)
2494 gdk_bitmap_unref (ctree_row->mask_opened);
2497 if (ctree_row->row.destroy)
2499 GtkDestroyNotify dnotify = ctree_row->row.destroy;
2500 gpointer ddata = ctree_row->row.data;
2502 ctree_row->row.destroy = NULL;
2503 ctree_row->row.data = NULL;
2508 #if GTK_CHECK_VERSION(2,9,0)
2509 g_slice_free1 (sizeof (GtkCell) * clist->columns, ctree_row->row.cell);
2510 g_slice_free (GtkCTreeRow, ctree_row);
2512 g_mem_chunk_free ((GMemChunk *)clist->cell_mem_chunk, ctree_row->row.cell);
2513 g_mem_chunk_free ((GMemChunk *)clist->row_mem_chunk, ctree_row);
2518 stree_delete_row (GtkCTree *ctree,
2522 srow_delete (ctree, GTK_CTREE_ROW (node));
2523 g_list_free_1 ((GList *)node);
2527 gtk_sctree_column_auto_resize (GtkCList *clist,
2528 GtkCListRow *clist_row,
2532 /* resize column if needed for auto_resize */
2533 GtkRequisition requisition;
2535 if (!clist->column[column].auto_resize ||
2536 GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
2540 GTK_CLIST_GET_CLASS (clist)->cell_size_request (clist, clist_row,
2541 column, &requisition);
2543 requisition.width = 0;
2545 if (requisition.width > clist->column[column].width)
2546 gtk_clist_set_column_width (clist, column, requisition.width);
2547 else if (requisition.width < old_width &&
2548 old_width == clist->column[column].width)
2553 /* run a "gtk_clist_optimal_column_width" but break, if
2554 * the column doesn't shrink */
2555 if (GTK_CLIST_SHOW_TITLES (clist) && clist->column[column].button)
2556 new_width = (clist->column[column].button->requisition.width -
2557 (CELL_SPACING + (2 * COLUMN_INSET)));
2561 for (list = clist->row_list; list; list = list->next)
2563 GTK_CLIST_GET_CLASS (clist)->cell_size_request
2564 (clist, GTK_CLIST_ROW (list), column, &requisition);
2565 new_width = MAX (new_width, requisition.width);
2566 if (new_width == clist->column[column].width)
2569 if (new_width < clist->column[column].width)
2570 gtk_clist_set_column_width (clist, column, new_width);
2576 gtk_sctree_real_tree_expand (GtkCTree *ctree,
2581 GtkRequisition requisition;
2585 g_return_if_fail (GTK_IS_CTREE (ctree));
2587 if (!node || GTK_CTREE_ROW (node)->expanded || GTK_CTREE_ROW (node)->is_leaf)
2590 clist = GTK_CLIST (ctree);
2592 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
2594 GTK_CTREE_ROW (node)->expanded = TRUE;
2595 level = GTK_CTREE_ROW (node)->level;
2597 visible = gtk_ctree_is_viewable (ctree, node);
2598 /* get cell width if tree_column is auto resized */
2599 if (visible && clist->column[ctree->tree_column].auto_resize &&
2600 !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
2601 GTK_CLIST_GET_CLASS (clist)->cell_size_request
2602 (clist, >K_CTREE_ROW (node)->row, ctree->tree_column, &requisition);
2604 /* unref/unset closed pixmap */
2605 if (GTK_CELL_PIXTEXT
2606 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap)
2610 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap);
2613 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap = NULL;
2615 if (GTK_CELL_PIXTEXT
2616 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask)
2620 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask);
2622 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask = NULL;
2626 /* set/ref opened pixmap */
2627 if (GTK_CTREE_ROW (node)->pixmap_opened)
2630 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap =
2631 gdk_pixmap_ref (GTK_CTREE_ROW (node)->pixmap_opened);
2633 if (GTK_CTREE_ROW (node)->mask_opened)
2635 (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask =
2636 gdk_pixmap_ref (GTK_CTREE_ROW (node)->mask_opened);
2640 work = GTK_CTREE_ROW (node)->children;
2643 GList *list = (GList *)work;
2644 gint *cell_width = NULL;
2649 if (visible && !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
2651 cell_width = g_new0 (gint, clist->columns);
2652 if (clist->column[ctree->tree_column].auto_resize)
2653 cell_width[ctree->tree_column] = requisition.width;
2657 /* search maximum cell widths of auto_resize columns */
2658 for (i = 0; i < clist->columns; i++)
2659 if (clist->column[i].auto_resize)
2661 GTK_CLIST_GET_CLASS (clist)->cell_size_request
2662 (clist, >K_CTREE_ROW (work)->row, i, &requisition);
2663 cell_width[i] = MAX (requisition.width, cell_width[i]);
2666 list = (GList *)work;
2667 work = GTK_CTREE_NODE_NEXT (work);
2674 list = (GList *)work;
2675 work = GTK_CTREE_NODE_NEXT (work);
2679 list->next = (GList *)GTK_CTREE_NODE_NEXT (node);
2681 if (GTK_CTREE_NODE_NEXT (node))
2685 tmp_list = (GList *)GTK_CTREE_NODE_NEXT (node);
2686 tmp_list->prev = list;
2689 clist->row_list_end = list;
2691 list = (GList *)node;
2692 list->next = (GList *)(GTK_CTREE_ROW (node)->children);
2696 /* resize auto_resize columns if needed */
2697 for (i = 0; i < clist->columns; i++)
2698 if (clist->column[i].auto_resize &&
2699 cell_width[i] > clist->column[i].width)
2700 gtk_clist_set_column_width (clist, i, cell_width[i]);
2701 g_free (cell_width);
2703 if (!GTK_SCTREE(ctree)->sorting) {
2704 /* update focus_row position */
2705 row = g_list_position (clist->row_list, (GList *)node);
2706 if (row < clist->focus_row)
2707 clist->focus_row += tmp;
2710 CLIST_REFRESH (clist);
2713 else if (visible && clist->column[ctree->tree_column].auto_resize)
2714 /* resize tree_column if needed */
2715 gtk_sctree_column_auto_resize (clist, >K_CTREE_ROW (node)->row, ctree->tree_column,
2720 gtk_sctree_insert_node (GtkCTree *ctree,
2721 GtkCTreeNode *parent,
2722 GtkCTreeNode *sibling,
2725 GdkPixmap *pixmap_closed,
2726 GdkBitmap *mask_closed,
2727 GdkPixmap *pixmap_opened,
2728 GdkBitmap *mask_opened,
2733 GtkCTreeRow *new_row;
2739 stock_pixmap_gdk(GTK_WIDGET(ctree), STOCK_PIXMAP_EMPTY,
2740 &emptyxpm, &emptyxpmmask);
2742 if (!pixmap_closed) {
2743 pixmap_closed = emptyxpm;
2744 mask_closed = emptyxpmmask;
2746 if (!pixmap_opened) {
2747 pixmap_opened = emptyxpm;
2748 mask_opened = emptyxpmmask;
2750 g_return_val_if_fail (GTK_IS_CTREE (ctree), NULL);
2752 g_return_val_if_fail (GTK_CTREE_ROW (sibling)->parent == parent, NULL);
2754 if (parent && GTK_CTREE_ROW (parent)->is_leaf)
2757 clist = GTK_CLIST (ctree);
2759 /* create the row */
2760 new_row = srow_new (ctree);
2761 list = g_list_alloc ();
2762 list->data = new_row;
2763 node = GTK_CTREE_NODE (list);
2766 for (i = 0; i < clist->columns; i++)
2767 if (text[i] && i != ctree->tree_column)
2768 GTK_CLIST_GET_CLASS (clist)->set_cell_contents
2769 (clist, &(new_row->row), i, GTK_CELL_TEXT, text[i], 0, NULL, NULL);
2771 sset_node_info (ctree, node, text ?
2772 text[ctree->tree_column] : NULL, spacing, pixmap_closed,
2773 mask_closed, pixmap_opened, mask_opened, is_leaf, expanded);
2775 /* sorted insertion */
2776 if (GTK_CLIST_AUTO_SORT (clist))
2779 sibling = GTK_CTREE_ROW (parent)->children;
2781 sibling = GTK_CTREE_NODE (clist->row_list);
2783 while (sibling && clist->compare
2784 (clist, GTK_CTREE_ROW (node), GTK_CTREE_ROW (sibling)) > 0)
2785 sibling = GTK_CTREE_ROW (sibling)->sibling;
2788 gtk_sctree_link (ctree, node, parent, sibling, FALSE);
2790 if (text && !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist) &&
2791 gtk_ctree_is_viewable (ctree, node))
2793 for (i = 0; i < clist->columns; i++)
2794 if (clist->column[i].auto_resize)
2795 gtk_sctree_column_auto_resize (clist, &(new_row->row), i, 0);
2798 if (clist->rows == 1)
2800 clist->focus_row = 0;
2801 if (clist->selection_mode == GTK_SELECTION_BROWSE)
2802 gtk_sctree_select (GTK_SCTREE(ctree), node);
2806 CLIST_REFRESH (clist);
2812 gtk_sctree_insert_gnode (GtkCTree *ctree,
2813 GtkCTreeNode *parent,
2814 GtkCTreeNode *sibling,
2816 GtkCTreeGNodeFunc func,
2820 GtkCTreeNode *cnode = NULL;
2821 GtkCTreeNode *child = NULL;
2822 GtkCTreeNode *new_child;
2827 g_return_val_if_fail (GTK_IS_CTREE (ctree), NULL);
2828 g_return_val_if_fail (gnode != NULL, NULL);
2829 g_return_val_if_fail (func != NULL, NULL);
2831 g_return_val_if_fail (GTK_CTREE_ROW (sibling)->parent == parent, NULL);
2833 clist = GTK_CLIST (ctree);
2836 depth = GTK_CTREE_ROW (parent)->level + 1;
2838 list = g_list_alloc ();
2839 list->data = srow_new (ctree);
2840 cnode = GTK_CTREE_NODE (list);
2842 gtk_clist_freeze (clist);
2844 sset_node_info (ctree, cnode, "", 0, NULL, NULL, NULL, NULL, TRUE, FALSE);
2846 if (!func (ctree, depth, gnode, cnode, data))
2848 stree_delete_row (ctree, cnode, NULL);
2849 gtk_clist_thaw (clist);
2853 if (GTK_CLIST_AUTO_SORT (clist))
2856 sibling = GTK_CTREE_ROW (parent)->children;
2858 sibling = GTK_CTREE_NODE (clist->row_list);
2860 while (sibling && clist->compare
2861 (clist, GTK_CTREE_ROW (cnode), GTK_CTREE_ROW (sibling)) > 0)
2862 sibling = GTK_CTREE_ROW (sibling)->sibling;
2865 gtk_sctree_link (ctree, cnode, parent, sibling, FALSE);
2867 for (work = g_node_last_child (gnode); work; work = work->prev)
2869 new_child = gtk_sctree_insert_gnode (ctree, cnode, child,
2875 gtk_clist_thaw (clist);
2881 sreal_tree_move (GtkCTree *ctree,
2883 GtkCTreeNode *new_parent,
2884 GtkCTreeNode *new_sibling)
2888 gboolean visible = FALSE;
2890 g_return_if_fail (ctree != NULL);
2891 g_return_if_fail (node != NULL);
2892 g_return_if_fail (!new_sibling ||
2893 GTK_CTREE_ROW (new_sibling)->parent == new_parent);
2895 if (new_parent && GTK_CTREE_ROW (new_parent)->is_leaf)
2898 /* new_parent != child of child */
2899 for (work = new_parent; work; work = GTK_CTREE_ROW (work)->parent)
2903 clist = GTK_CLIST (ctree);
2905 visible = gtk_ctree_is_viewable (ctree, node);
2907 if (clist->selection_mode == GTK_SELECTION_MULTIPLE)
2909 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
2911 g_list_free (clist->undo_selection);
2912 g_list_free (clist->undo_unselection);
2913 clist->undo_selection = NULL;
2914 clist->undo_unselection = NULL;
2917 if (GTK_CLIST_AUTO_SORT (clist))
2919 if (new_parent == GTK_CTREE_ROW (node)->parent)
2923 new_sibling = GTK_CTREE_ROW (new_parent)->children;
2925 new_sibling = GTK_CTREE_NODE (clist->row_list);
2927 while (new_sibling && clist->compare
2928 (clist, GTK_CTREE_ROW (node), GTK_CTREE_ROW (new_sibling)) > 0)
2929 new_sibling = GTK_CTREE_ROW (new_sibling)->sibling;
2932 if (new_parent == GTK_CTREE_ROW (node)->parent &&
2933 new_sibling == GTK_CTREE_ROW (node)->sibling)
2936 gtk_clist_freeze (clist);
2940 if (!GTK_SCTREE(ctree)->sorting && gtk_ctree_is_viewable (ctree, node))
2941 work = GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row));
2943 gtk_sctree_unlink (ctree, node, FALSE);
2944 gtk_sctree_link (ctree, node, new_parent, new_sibling, FALSE);
2946 if (!GTK_SCTREE(ctree)->sorting && work)
2948 while (work && !gtk_ctree_is_viewable (ctree, work))
2949 work = GTK_CTREE_ROW (work)->parent;
2950 clist->focus_row = g_list_position (clist->row_list, (GList *)work);
2951 clist->undo_anchor = clist->focus_row;
2954 if (clist->column[ctree->tree_column].auto_resize &&
2955 !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist) &&
2956 (visible || gtk_ctree_is_viewable (ctree, node)))
2957 gtk_clist_set_column_width
2958 (clist, ctree->tree_column,
2959 gtk_clist_optimal_column_width (clist, ctree->tree_column));
2961 gtk_clist_thaw (clist);