diff options
Diffstat (limited to 'widgets/e-table/e-table-group-container.c')
| -rw-r--r-- | widgets/e-table/e-table-group-container.c | 1119 |
1 files changed, 0 insertions, 1119 deletions
diff --git a/widgets/e-table/e-table-group-container.c b/widgets/e-table/e-table-group-container.c deleted file mode 100644 index 8e48f447a8..0000000000 --- a/widgets/e-table/e-table-group-container.c +++ /dev/null @@ -1,1119 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * E-Table-Group.c: Implements the grouping objects for elements on a table - * - * Author: - * Chris Lahey <clahey@helixcode.com> - * Miguel de Icaza (miguel@gnu.org) - * - * Copyright 1999, 2000 Helix Code, Inc. - */ - -#include <config.h> -#include <gtk/gtksignal.h> -#include "e-table-group-container.h" -#include "e-table-group-leaf.h" -#include "e-table-item.h" -#include <libgnomeui/gnome-canvas-rect-ellipse.h> -#include "e-util/e-util.h" -#include "e-util/e-canvas.h" -#include "e-util/e-canvas-utils.h" -#include "widgets/e-text/e-text.h" -#include "e-table-defines.h" - -#define TITLE_HEIGHT 16 - -#define PARENT_TYPE e_table_group_get_type () - -static GnomeCanvasGroupClass *etgc_parent_class; - -/* The arguments we take */ -enum { - ARG_0, - ARG_HEIGHT, - ARG_WIDTH, - ARG_MINIMUM_WIDTH, - ARG_FROZEN, - ARG_TABLE_DRAW_GRID, - ARG_TABLE_DRAW_FOCUS, - ARG_CURSOR_MODE, - ARG_LENGTH_THRESHOLD, -}; - -typedef struct { - ETableGroup *child; - void *key; - GnomeCanvasItem *text; - GnomeCanvasItem *rect; - gint count; -} ETableGroupContainerChildNode; - -static EPrintable * -etgc_get_printable (ETableGroup *etg); - - -static void -e_table_group_container_child_node_free (ETableGroupContainer *etgc, - ETableGroupContainerChildNode *child_node) -{ - ETableGroup *etg = E_TABLE_GROUP (etgc); - ETableGroup *child = child_node->child; - - gtk_object_destroy (GTK_OBJECT (child)); - e_table_model_free_value (etg->model, etgc->ecol->col_idx, - child_node->key); - gtk_object_destroy (GTK_OBJECT (child_node->text)); - gtk_object_destroy (GTK_OBJECT (child_node->rect)); -} - -static void -e_table_group_container_list_free (ETableGroupContainer *etgc) -{ - ETableGroupContainerChildNode *child_node; - GList *list; - - for (list = etgc->children; list; list = g_list_next (list)) { - child_node = (ETableGroupContainerChildNode *) list->data; - e_table_group_container_child_node_free (etgc, child_node); - } - - g_list_free (etgc->children); -} - -static void -etgc_destroy (GtkObject *object) -{ - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER (object); - - if (etgc->font) - gdk_font_unref (etgc->font); - etgc->font = NULL; - - if (etgc->ecol) - gtk_object_unref (GTK_OBJECT(etgc->ecol)); - - if (etgc->sort_info) - gtk_object_unref (GTK_OBJECT(etgc->sort_info)); - - if (etgc->rect) - gtk_object_destroy (GTK_OBJECT(etgc->rect)); - - e_table_group_container_list_free (etgc); - - GTK_OBJECT_CLASS (etgc_parent_class)->destroy (object); -} - -void -e_table_group_container_construct (GnomeCanvasGroup *parent, ETableGroupContainer *etgc, - ETableHeader *full_header, - ETableHeader *header, - ETableModel *model, ETableSortInfo *sort_info, int n) -{ - ETableCol *col; - ETableSortColumn column = e_table_sort_info_grouping_get_nth(sort_info, n); - - if (column.column > e_table_header_count (full_header)) - col = e_table_header_get_column (full_header, e_table_header_count (full_header) - 1); - else - col = e_table_header_get_column (full_header, column.column); - - e_table_group_construct (parent, E_TABLE_GROUP (etgc), full_header, header, model); - etgc->ecol = col; - gtk_object_ref (GTK_OBJECT(etgc->ecol)); - etgc->sort_info = sort_info; - gtk_object_ref (GTK_OBJECT(etgc->sort_info)); - etgc->n = n; - etgc->ascending = column.ascending; - - - etgc->font = gdk_font_load ("lucidasans-10"); - if (!etgc->font){ - etgc->font = GTK_WIDGET (GNOME_CANVAS_ITEM (etgc)->canvas)->style->font; - - gdk_font_ref (etgc->font); - } - etgc->open = TRUE; -} - -ETableGroup * -e_table_group_container_new (GnomeCanvasGroup *parent, ETableHeader *full_header, - ETableHeader *header, - ETableModel *model, ETableSortInfo *sort_info, int n) -{ - ETableGroupContainer *etgc; - - g_return_val_if_fail (parent != NULL, NULL); - - etgc = gtk_type_new (e_table_group_container_get_type ()); - - e_table_group_container_construct (parent, etgc, full_header, header, - model, sort_info, n); - return E_TABLE_GROUP (etgc); -} - - -static int -etgc_event (GnomeCanvasItem *item, GdkEvent *event) -{ - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER(item); - gboolean return_val = TRUE; - gboolean change_focus = FALSE; - gboolean use_col = FALSE; - gint start_col = 0; - gint old_col; - EFocus direction = E_FOCUS_START; - - switch (event->type) { - case GDK_KEY_PRESS: - if (event->key.keyval == GDK_Tab || - event->key.keyval == GDK_KP_Tab || - event->key.keyval == GDK_ISO_Left_Tab) { - change_focus = TRUE; - use_col = TRUE; - start_col = (event->key.state & GDK_SHIFT_MASK) ? -1 : 0; - direction = (event->key.state & GDK_SHIFT_MASK) ? E_FOCUS_END : E_FOCUS_START; - } else if (event->key.keyval == GDK_Left || - event->key.keyval == GDK_KP_Left) { - change_focus = TRUE; - use_col = TRUE; - start_col = -1; - direction = E_FOCUS_END; - } else if (event->key.keyval == GDK_Right || - event->key.keyval == GDK_KP_Right) { - change_focus = TRUE; - use_col = TRUE; - start_col = 0; - direction = E_FOCUS_START; - } else if (event->key.keyval == GDK_Down || - event->key.keyval == GDK_KP_Down) { - change_focus = TRUE; - use_col = FALSE; - direction = E_FOCUS_START; - } else if (event->key.keyval == GDK_Up || - event->key.keyval == GDK_KP_Up) { - change_focus = TRUE; - use_col = FALSE; - direction = E_FOCUS_END; - } else if (event->key.keyval == GDK_Return || - event->key.keyval == GDK_KP_Enter) { - change_focus = TRUE; - use_col = FALSE; - direction = E_FOCUS_START; - } - if (change_focus){ - GList *list; - for (list = etgc->children; list; list = list->next) { - ETableGroupContainerChildNode *child_node; - ETableGroup *child; - - child_node = (ETableGroupContainerChildNode *)list->data; - child = child_node->child; - - if (e_table_group_get_focus (child)) { - old_col = e_table_group_get_focus_column (child); - if (old_col == -1) - old_col = 0; - if (start_col == -1) - start_col = e_table_header_count (e_table_group_get_header (child)) - 1; - - e_table_group_unfocus(child); - if (direction == E_FOCUS_END) - list = list->prev; - else - list = list->next; - - if (list) { - child_node = (ETableGroupContainerChildNode *)list->data; - child = child_node->child; - if (use_col) - e_table_group_set_focus (child, direction, start_col); - else - e_table_group_set_focus (child, direction, old_col); - return 1; - } else { - return 0; - } - } - } - if (direction == E_FOCUS_END) - list = g_list_last(etgc->children); - else - list = etgc->children; - if (list) { - ETableGroupContainerChildNode *child_node; - ETableGroup *child; - - child_node = (ETableGroupContainerChildNode *)list->data; - child = child_node->child; - - if (start_col == -1) - start_col = e_table_header_count (e_table_group_get_header (child)) - 1; - - e_table_group_set_focus (child, direction, start_col); - return 1; - } - } - return_val = FALSE; - default: - return_val = FALSE; - } - if (return_val == FALSE) { - if (GNOME_CANVAS_ITEM_CLASS(etgc_parent_class)->event) - return GNOME_CANVAS_ITEM_CLASS (etgc_parent_class)->event (item, event); - } - return return_val; - -} - -/* Realize handler for the text item */ -static void -etgc_realize (GnomeCanvasItem *item) -{ - ETableGroupContainer *etgc; - - if (GNOME_CANVAS_ITEM_CLASS (etgc_parent_class)->realize) - (* GNOME_CANVAS_ITEM_CLASS (etgc_parent_class)->realize) (item); - - etgc = E_TABLE_GROUP_CONTAINER (item); - - e_canvas_item_request_reflow (GNOME_CANVAS_ITEM (etgc)); -} - -/* Unrealize handler for the etgc item */ -static void -etgc_unrealize (GnomeCanvasItem *item) -{ - ETableGroupContainer *etgc; - - etgc = E_TABLE_GROUP_CONTAINER (item); - - if (GNOME_CANVAS_ITEM_CLASS (etgc_parent_class)->unrealize) - (* GNOME_CANVAS_ITEM_CLASS (etgc_parent_class)->unrealize) (item); -} - -static void -compute_text (ETableGroupContainer *etgc, ETableGroupContainerChildNode *child_node) -{ - /* FIXME : What a hack, eh? */ - gchar *text = g_strdup_printf ("%s : %s (%d item%s)", - etgc->ecol->text, - (gchar *)child_node->key, - (gint) child_node->count, - child_node->count == 1 ? "" : "s"); - gnome_canvas_item_set (child_node->text, - "text", text, - NULL); - g_free (text); -} - -static void -child_row_selection (ETableGroup *etg, int row, gboolean selected, - ETableGroupContainer *etgc) -{ - e_table_group_row_selection (E_TABLE_GROUP (etgc), row, selected); -} - -static void -child_cursor_change (ETableGroup *etg, int row, - ETableGroupContainer *etgc) -{ - e_table_group_cursor_change (E_TABLE_GROUP (etgc), row); -} - -static void -child_double_click (ETableGroup *etg, int row, - ETableGroupContainer *etgc) -{ - e_table_group_double_click (E_TABLE_GROUP (etgc), row); -} - -static gint -child_right_click (ETableGroup *etg, int row, int col, GdkEvent *event, - ETableGroupContainer *etgc) -{ - return e_table_group_right_click (E_TABLE_GROUP (etgc), row, col, event); -} - -static gint -child_key_press (ETableGroup *etg, int row, int col, GdkEvent *event, - ETableGroupContainer *etgc) -{ - return e_table_group_key_press (E_TABLE_GROUP (etgc), row, col, event); -} - -static void -etgc_add (ETableGroup *etg, gint row) -{ - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER (etg); - void *val = e_table_model_value_at (etg->model, etgc->ecol->col_idx, row); - GCompareFunc comp = etgc->ecol->compare; - GList *list = etgc->children; - ETableGroup *child; - ETableGroupContainerChildNode *child_node; - int i = 0; - - for (; list; list = g_list_next (list), i++){ - int comp_val; - - child_node = list->data; - comp_val = (*comp)(child_node->key, val); - if (comp_val == 0) { - child = child_node->child; - child_node->count ++; - e_table_group_add (child, row); - compute_text (etgc, child_node); - return; - } - if ((comp_val > 0 && etgc->ascending) || - (comp_val < 0 && (!etgc->ascending))) - break; - } - child_node = g_new (ETableGroupContainerChildNode, 1); - child_node->rect = gnome_canvas_item_new (GNOME_CANVAS_GROUP (etgc), - gnome_canvas_rect_get_type (), - "fill_color", "grey70", - "outline_color", "grey50", - NULL); - child_node->text = gnome_canvas_item_new (GNOME_CANVAS_GROUP (etgc), - e_text_get_type (), - "font_gdk", etgc->font, - "anchor", GTK_ANCHOR_SW, - "x", (double) 0, - "y", (double) 0, - "fill_color", "black", - NULL); - child = e_table_group_new (GNOME_CANVAS_GROUP (etgc), etg->full_header, - etg->header, etg->model, etgc->sort_info, etgc->n + 1); - gnome_canvas_item_set(GNOME_CANVAS_ITEM(child), - "drawgrid", etgc->draw_grid, - "drawfocus", etgc->draw_focus, - "cursor_mode", etgc->cursor_mode, - "length_threshold", etgc->length_threshold, - NULL); - gtk_signal_connect (GTK_OBJECT (child), "row_selection", - GTK_SIGNAL_FUNC (child_row_selection), etgc); - gtk_signal_connect (GTK_OBJECT (child), "cursor_change", - GTK_SIGNAL_FUNC (child_cursor_change), etgc); - gtk_signal_connect (GTK_OBJECT (child), "double_click", - GTK_SIGNAL_FUNC (child_double_click), etgc); - gtk_signal_connect (GTK_OBJECT (child), "right_click", - GTK_SIGNAL_FUNC (child_right_click), etgc); - gtk_signal_connect (GTK_OBJECT (child), "key_press", - GTK_SIGNAL_FUNC (child_key_press), etgc); - child_node->child = child; - child_node->key = e_table_model_duplicate_value (etg->model, etgc->ecol->col_idx, val); - child_node->count = 1; - e_table_group_add (child, row); - - if (list) - etgc->children = g_list_insert (etgc->children, child_node, i); - else - etgc->children = g_list_append (etgc->children, child_node); - - compute_text (etgc, child_node); - e_canvas_item_request_reflow (GNOME_CANVAS_ITEM (etgc)); -} - -static void -etgc_add_all (ETableGroup *etg) -{ - int rows = e_table_model_row_count(etg->model); - int i; - for (i = 0; i < rows; i++) - etgc_add(etg, i); -} - -static gboolean -etgc_remove (ETableGroup *etg, gint row) -{ - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER(etg); - GList *list; - - for (list = etgc->children ; list; list = g_list_next (list)) { - ETableGroupContainerChildNode *child_node = list->data; - ETableGroup *child = child_node->child; - - if (e_table_group_remove (child, row)) { - child_node->count --; - if (child_node->count == 0) { - e_table_group_container_child_node_free (etgc, child_node); - etgc->children = g_list_remove (etgc->children, child_node); - g_free (child_node); - } else - compute_text (etgc, child_node); - - e_canvas_item_request_reflow (GNOME_CANVAS_ITEM (etgc)); - - return TRUE; - } - } - return FALSE; -} - -static int -etgc_row_count (ETableGroup *etg) -{ - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER(etg); - GList *list; - gint count = 0; - for (list = etgc->children; list; list = g_list_next(list)) { - ETableGroup *group = ((ETableGroupContainerChildNode *)list->data)->child; - gint this_count = e_table_group_row_count(group); - count += this_count; - } - return count; -} - -static void -etgc_increment (ETableGroup *etg, gint position, gint amount) -{ - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER(etg); - GList *list = etgc->children; - - for (list = etgc->children ; list; list = g_list_next (list)) - e_table_group_increment (((ETableGroupContainerChildNode *)list->data)->child, - position, amount); -} - -static void -etgc_select_row (ETableGroup *etg, gint row) -{ - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER(etg); - GList *list; - for (list = etgc->children; list; list = g_list_next(list)) { - ETableGroup *group = ((ETableGroupContainerChildNode *)list->data)->child; - gint this_count = e_table_group_row_count(group); - if (row < this_count) { - e_table_group_select_row(group, row); - return; - } - row -= this_count; - } -} - -static int -etgc_get_selected_view_row (ETableGroup *etg) -{ - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER(etg); - GList *list; - int count = 0; - for (list = etgc->children; list; list = g_list_next(list)) { - ETableGroup *group = ((ETableGroupContainerChildNode *)list->data)->child; - int row = e_table_group_get_selected_view_row(group); - if (row != -1) - return count + row; - count += e_table_group_row_count(group); - } - return -1; -} - -static void -etgc_set_focus (ETableGroup *etg, EFocus direction, gint view_col) -{ - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER(etg); - if (etgc->children) { - if (direction == E_FOCUS_END) - e_table_group_set_focus (((ETableGroupContainerChildNode *)g_list_last (etgc->children)->data)->child, - direction, view_col); - else - e_table_group_set_focus (((ETableGroupContainerChildNode *)etgc->children->data)->child, - direction, view_col); - } -} - -static void -etgc_unfocus (ETableGroup *etg) -{ - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER(etg); - GList *list; - for (list = etgc->children; list; list = g_list_next(list)) { - e_table_group_unfocus (((ETableGroupContainerChildNode *)list->data)->child); - } -} - -static gint -etgc_get_focus_column (ETableGroup *etg) -{ - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER(etg); - if (etgc->children) { - GList *list; - for (list = etgc->children; list; list = list->next) { - ETableGroupContainerChildNode *child_node = (ETableGroupContainerChildNode *)list->data; - ETableGroup *child = child_node->child; - if (e_table_group_get_focus (child)) { - return e_table_group_get_focus_column (child); - } - } - } - return 0; -} - -static void etgc_thaw (ETableGroup *etg) -{ - e_canvas_item_request_reflow (GNOME_CANVAS_ITEM(etg)); -} - -static void -etgc_set_arg (GtkObject *object, GtkArg *arg, guint arg_id) -{ - ETableGroup *etg = E_TABLE_GROUP (object); - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER (object); - GList *list; - - switch (arg_id) { - case ARG_FROZEN: - if (GTK_VALUE_BOOL (*arg)) - etg->frozen = TRUE; - else { - etg->frozen = FALSE; - etgc_thaw (etg); - } - break; - case ARG_MINIMUM_WIDTH: - etgc->minimum_width = GTK_VALUE_DOUBLE(*arg); - - for (list = etgc->children; list; list = g_list_next (list)) { - ETableGroupContainerChildNode *child_node = (ETableGroupContainerChildNode *)list->data; - gtk_object_set (GTK_OBJECT(child_node->child), - "minimum_width", etgc->minimum_width - GROUP_INDENT, - NULL); - } - break; - case ARG_LENGTH_THRESHOLD: - etgc->length_threshold = GTK_VALUE_INT (*arg); - for (list = etgc->children; list; list = g_list_next (list)) { - ETableGroupContainerChildNode *child_node = (ETableGroupContainerChildNode *)list->data; - gtk_object_set (GTK_OBJECT(child_node->child), - "length_threshold", GTK_VALUE_INT (*arg), - NULL); - } - break; - - case ARG_TABLE_DRAW_GRID: - etgc->draw_grid = GTK_VALUE_BOOL (*arg); - for (list = etgc->children; list; list = g_list_next (list)) { - ETableGroupContainerChildNode *child_node = (ETableGroupContainerChildNode *)list->data; - gtk_object_set (GTK_OBJECT(child_node->child), - "drawgrid", GTK_VALUE_BOOL (*arg), - NULL); - } - break; - - case ARG_TABLE_DRAW_FOCUS: - etgc->draw_focus = GTK_VALUE_BOOL (*arg); - for (list = etgc->children; list; list = g_list_next (list)) { - ETableGroupContainerChildNode *child_node = (ETableGroupContainerChildNode *)list->data; - gtk_object_set (GTK_OBJECT(child_node->child), - "drawfocus", GTK_VALUE_BOOL (*arg), - NULL); - } - break; - - case ARG_CURSOR_MODE: - etgc->cursor_mode = GTK_VALUE_INT (*arg); - for (list = etgc->children; list; list = g_list_next (list)) { - ETableGroupContainerChildNode *child_node = (ETableGroupContainerChildNode *)list->data; - gtk_object_set (GTK_OBJECT(child_node->child), - "cursor_mode", GTK_VALUE_INT (*arg), - NULL); - } - break; - default: - break; - } -} - -static void -etgc_get_arg (GtkObject *object, GtkArg *arg, guint arg_id) -{ - ETableGroup *etg = E_TABLE_GROUP (object); - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER (object); - - switch (arg_id) { - case ARG_FROZEN: - GTK_VALUE_BOOL (*arg) = etg->frozen; - break; - case ARG_HEIGHT: - GTK_VALUE_DOUBLE (*arg) = etgc->height; - break; - case ARG_WIDTH: - GTK_VALUE_DOUBLE (*arg) = etgc->width; - break; - case ARG_MINIMUM_WIDTH: - etgc->minimum_width = GTK_VALUE_DOUBLE(*arg); - break; - default: - arg->type = GTK_TYPE_INVALID; - break; - } -} - -static void -etgc_class_init (GtkObjectClass *object_class) -{ - GnomeCanvasItemClass *item_class = (GnomeCanvasItemClass *) object_class; - ETableGroupClass *e_group_class = E_TABLE_GROUP_CLASS(object_class); - - object_class->destroy = etgc_destroy; - object_class->set_arg = etgc_set_arg; - object_class->get_arg = etgc_get_arg; - - item_class->event = etgc_event; - item_class->realize = etgc_realize; - item_class->unrealize = etgc_unrealize; - - etgc_parent_class = gtk_type_class (PARENT_TYPE); - - e_group_class->add = etgc_add; - e_group_class->add_all = etgc_add_all; - e_group_class->remove = etgc_remove; - e_group_class->increment = etgc_increment; - e_group_class->row_count = etgc_row_count; - e_group_class->set_focus = etgc_set_focus; - e_group_class->select_row = etgc_select_row; - e_group_class->get_selected_view_row = etgc_get_selected_view_row; - e_group_class->unfocus = etgc_unfocus; - e_group_class->get_focus_column = etgc_get_focus_column; - e_group_class->get_printable = etgc_get_printable; - - gtk_object_add_arg_type ("ETableGroupContainer::drawgrid", GTK_TYPE_BOOL, - GTK_ARG_WRITABLE, ARG_TABLE_DRAW_GRID); - gtk_object_add_arg_type ("ETableGroupContainer::drawfocus", GTK_TYPE_BOOL, - GTK_ARG_WRITABLE, ARG_TABLE_DRAW_FOCUS); - gtk_object_add_arg_type ("ETableGroupContainer::cursor_mode", GTK_TYPE_INT, - GTK_ARG_WRITABLE, ARG_CURSOR_MODE); - gtk_object_add_arg_type ("ETableGroupContainer::length_threshold", GTK_TYPE_INT, - GTK_ARG_WRITABLE, ARG_LENGTH_THRESHOLD); - - gtk_object_add_arg_type ("ETableGroupContainer::frozen", GTK_TYPE_BOOL, - GTK_ARG_READWRITE, ARG_FROZEN); - gtk_object_add_arg_type ("ETableGroupContainer::height", GTK_TYPE_DOUBLE, - GTK_ARG_READABLE, ARG_HEIGHT); - gtk_object_add_arg_type ("ETableGroupContainer::width", GTK_TYPE_DOUBLE, - GTK_ARG_READABLE, ARG_WIDTH); - gtk_object_add_arg_type ("ETableGroupContainer::minimum_width", GTK_TYPE_DOUBLE, - GTK_ARG_READWRITE, ARG_MINIMUM_WIDTH); -} - -static void -etgc_reflow (GnomeCanvasItem *item, gint flags) -{ - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER(item); - gboolean frozen; - - gtk_object_get (GTK_OBJECT(etgc), - "frozen", &frozen, - NULL); - - if (frozen) - return; - - - if (GTK_OBJECT_FLAGS(etgc)& GNOME_CANVAS_ITEM_REALIZED){ - gdouble running_height = 0; - gdouble running_width = 0; - gdouble old_height; - gdouble old_width; - - old_height = etgc->height; - old_width = etgc->width; - if (etgc->children == NULL){ - } else { - GList *list; - gdouble extra_height = 0; - gdouble item_height = 0; - gdouble item_width = 0; - - if (etgc->font) - extra_height += etgc->font->ascent + etgc->font->descent + BUTTON_PADDING * 2; - - extra_height = MAX(extra_height, BUTTON_HEIGHT + BUTTON_PADDING * 2); - - running_height = extra_height; - - for ( list = etgc->children; list; list = g_list_next (list)){ - ETableGroupContainerChildNode *child_node = (ETableGroupContainerChildNode *) list->data; - ETableGroup *child = child_node->child; - - gtk_object_get (GTK_OBJECT(child), - "width", &item_width, - NULL); - - if (item_width > running_width) - running_width = item_width; - } - for ( list = etgc->children; list; list = g_list_next (list)){ - ETableGroupContainerChildNode *child_node = (ETableGroupContainerChildNode *) list->data; - ETableGroup *child = child_node->child; - gtk_object_get (GTK_OBJECT(child), - "height", &item_height, - NULL); - - e_canvas_item_move_absolute (GNOME_CANVAS_ITEM(child_node->text), - GROUP_INDENT, - running_height - BUTTON_PADDING); - - e_canvas_item_move_absolute (GNOME_CANVAS_ITEM(child), - GROUP_INDENT, - running_height); - - gnome_canvas_item_set (GNOME_CANVAS_ITEM(child_node->rect), - "x1", (double) 0, - "x2", (double) running_width + GROUP_INDENT, - "y1", (double) running_height - extra_height, - "y2", (double) running_height + item_height, - NULL); - - running_height += item_height + extra_height; - } - running_height -= extra_height; - } - if (running_height != old_height || running_width != old_width) { - etgc->height = running_height; - etgc->width = running_width; - e_canvas_item_request_parent_reflow (item); - } - } -} - -static void -etgc_init (GtkObject *object) -{ - ETableGroupContainer *container = E_TABLE_GROUP_CONTAINER(object); - container->children = FALSE; - - e_canvas_item_set_reflow_callback (GNOME_CANVAS_ITEM(object), etgc_reflow); - - container->draw_grid = 1; - container->draw_focus = 1; - container->cursor_mode = E_TABLE_CURSOR_SIMPLE; - container->length_threshold = -1; -} - -E_MAKE_TYPE (e_table_group_container, "ETableGroupContainer", ETableGroupContainer, etgc_class_init, etgc_init, PARENT_TYPE); - -void -e_table_group_apply_to_leafs (ETableGroup *etg, ETableGroupLeafFn fn, void *closure) -{ - if (E_IS_TABLE_GROUP_CONTAINER (etg)){ - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER (etg); - GList *list = etgc->children; - - for (list = etgc->children; list; list = list->next){ - ETableGroupContainerChildNode *child_node = list->data; - - e_table_group_apply_to_leafs (child_node->child, fn, closure); - } - } else if (E_IS_TABLE_GROUP_LEAF (etg)){ - (*fn) (E_TABLE_GROUP_LEAF (etg)->item, closure); - } else { - g_error ("Unknown ETableGroup found: %s", - gtk_type_name (GTK_OBJECT (etg)->klass->type)); - } -} - - -typedef struct { - ETableGroupContainer *etgc; - GList *child; - EPrintable *child_printable; -} ETGCPrintContext; - -#if 0 -#define CHECK(x) if((x) == -1) return -1; - -static gint -gp_draw_rect (GnomePrintContext *context, gdouble x, gdouble y, gdouble width, gdouble height, gdouble r, gdouble g, gdouble b) -{ - CHECK(gnome_print_moveto(context, x, y)); - CHECK(gnome_print_lineto(context, x + width, y)); - CHECK(gnome_print_lineto(context, x + width, y - height)); - CHECK(gnome_print_lineto(context, x, y - height)); - CHECK(gnome_print_lineto(context, x, y)); - return gnome_print_fill(context); -} -#endif - -static void -e_table_group_container_print_page (EPrintable *ep, - GnomePrintContext *context, - gdouble width, - gdouble height, - gboolean quantize, - ETGCPrintContext *groupcontext) -{ - gdouble yd = height; - gdouble child_height; - ETableGroupContainerChildNode *child_node; - GList *child; - EPrintable *child_printable; - - child_printable = groupcontext->child_printable; - child = groupcontext->child; - - if (child_printable) - gtk_object_ref(GTK_OBJECT(child_printable)); - else { - if (!child) { - return; - } else { - child_node = child->data; - child_printable = e_table_group_get_printable(child_node->child); - if (child_printable) - gtk_object_ref(GTK_OBJECT(child_printable)); - e_printable_reset(child_printable); - } - } - - while (1) { - child_height = e_printable_height(child_printable, context, width - 36, yd, quantize); - - if (gnome_print_gsave(context) == -1) - /* FIXME */; - if (gnome_print_translate(context, 36, yd - child_height) == -1) - /* FIXME */; - - if (gnome_print_moveto(context, 0, 0) == -1) - /* FIXME */; - if (gnome_print_lineto(context, width - 36, 0) == -1) - /* FIXME */; - if (gnome_print_lineto(context, width - 36, child_height) == -1) - /* FIXME */; - if (gnome_print_lineto(context, 0, child_height) == -1) - /* FIXME */; - if (gnome_print_lineto(context, 0, 0) == -1) - /* FIXME */; - if (gnome_print_clip(context) == -1) - /* FIXME */; - - e_printable_print_page(child_printable, context, width - 36, child_height, quantize); - - if (gnome_print_grestore(context) == -1) - /* FIXME */; - - yd -= child_height; - - if (e_printable_data_left(child_printable)) - break; - - child = child->next; - if (!child) { - child_printable = NULL; - break; - } - - child_node = child->data; - if (child_printable) - gtk_object_unref(GTK_OBJECT(child_printable)); - child_printable = e_table_group_get_printable(child_node->child); - if (child_printable) - gtk_object_ref(GTK_OBJECT(child_printable)); - e_printable_reset(child_printable); - } - - if (groupcontext->child_printable) - gtk_object_unref(GTK_OBJECT(groupcontext->child_printable)); - groupcontext->child_printable = child_printable; - groupcontext->child = child; - -} - -static gboolean -e_table_group_container_data_left (EPrintable *ep, - ETGCPrintContext *groupcontext) -{ - gtk_signal_emit_stop_by_name(GTK_OBJECT(ep), "data_left"); - return groupcontext->child != NULL; -} - -static void -e_table_group_container_reset (EPrintable *ep, - ETGCPrintContext *groupcontext) -{ - groupcontext->child = groupcontext->etgc->children; - if (groupcontext->child_printable) - gtk_object_unref(GTK_OBJECT(groupcontext->child_printable)); - groupcontext->child_printable = NULL; -} - -static gdouble -e_table_group_container_height (EPrintable *ep, - GnomePrintContext *context, - gdouble width, - gdouble max_height, - gboolean quantize, - ETGCPrintContext *groupcontext) -{ - gdouble height = 0; - gdouble child_height; - gdouble yd = max_height; - ETableGroupContainerChildNode *child_node; - GList *child; - EPrintable *child_printable; - - child_printable = groupcontext->child_printable; - child = groupcontext->child; - - if (child_printable) - gtk_object_ref(GTK_OBJECT(child_printable)); - else { - if (!child) { - gtk_signal_emit_stop_by_name(GTK_OBJECT(ep), "height"); - return 0; - } else { - child_node = child->data; - child_printable = e_table_group_get_printable(child_node->child); - if (child_printable) - gtk_object_ref(GTK_OBJECT(child_printable)); - e_printable_reset(child_printable); - } - } - - while (1) { - child_height = e_printable_height(child_printable, context, width - 36, yd, quantize); - - height += child_height; - - if (yd != -1) { - if (!e_printable_will_fit(child_printable, context, width - 36, yd, quantize)) { - break; - } - - yd -= child_height; - } - - child = child->next; - if (!child) { - break; - } - - child_node = child->data; - if (child_printable) - gtk_object_unref(GTK_OBJECT(child_printable)); - child_printable = e_table_group_get_printable(child_node->child); - if (child_printable) - gtk_object_ref(GTK_OBJECT(child_printable)); - e_printable_reset(child_printable); - } - if (child_printable) - gtk_object_unref(GTK_OBJECT(child_printable)); - gtk_signal_emit_stop_by_name(GTK_OBJECT(ep), "height"); - return height; -} - -static gboolean -e_table_group_container_will_fit (EPrintable *ep, - GnomePrintContext *context, - gdouble width, - gdouble max_height, - gboolean quantize, - ETGCPrintContext *groupcontext) -{ - gboolean will_fit = TRUE; - gdouble child_height; - gdouble yd = max_height; - ETableGroupContainerChildNode *child_node; - GList *child; - EPrintable *child_printable; - - child_printable = groupcontext->child_printable; - child = groupcontext->child; - - if (child_printable) - gtk_object_ref(GTK_OBJECT(child_printable)); - else { - if (!child) { - gtk_signal_emit_stop_by_name(GTK_OBJECT(ep), "will_fit"); - return will_fit; - } else { - child_node = child->data; - child_printable = e_table_group_get_printable(child_node->child); - if (child_printable) - gtk_object_ref(GTK_OBJECT(child_printable)); - e_printable_reset(child_printable); - } - } - - while (1) { - child_height = e_printable_height(child_printable, context, width - 36, yd, quantize); - - if (yd != -1) { - if (!e_printable_will_fit(child_printable, context, width - 36, yd, quantize)) { - will_fit = FALSE; - break; - } - - yd -= child_height; - } - - child = child->next; - if (!child) { - break; - } - - child_node = child->data; - if (child_printable) - gtk_object_unref(GTK_OBJECT(child_printable)); - child_printable = e_table_group_get_printable(child_node->child); - if (child_printable) - gtk_object_ref(GTK_OBJECT(child_printable)); - e_printable_reset(child_printable); - } - - if (child_printable) - gtk_object_unref(GTK_OBJECT(child_printable)); - - gtk_signal_emit_stop_by_name(GTK_OBJECT(ep), "will_fit"); - return will_fit; -} - -static void -e_table_group_container_printable_destroy (GtkObject *object, - ETGCPrintContext *groupcontext) -{ - gtk_object_unref(GTK_OBJECT(groupcontext->etgc)); - if (groupcontext->child_printable) - gtk_object_ref(GTK_OBJECT(groupcontext->child_printable)); - g_free(groupcontext); -} - -static EPrintable * -etgc_get_printable (ETableGroup *etg) -{ - ETableGroupContainer *etgc = E_TABLE_GROUP_CONTAINER(etg); - EPrintable *printable = e_printable_new(); - ETGCPrintContext *groupcontext; - - groupcontext = g_new(ETGCPrintContext, 1); - groupcontext->etgc = etgc; - gtk_object_ref(GTK_OBJECT(etgc)); - groupcontext->child = etgc->children; - groupcontext->child_printable = NULL; - - gtk_signal_connect (GTK_OBJECT(printable), - "print_page", - GTK_SIGNAL_FUNC(e_table_group_container_print_page), - groupcontext); - gtk_signal_connect (GTK_OBJECT(printable), - "data_left", - GTK_SIGNAL_FUNC(e_table_group_container_data_left), - groupcontext); - gtk_signal_connect (GTK_OBJECT(printable), - "reset", - GTK_SIGNAL_FUNC(e_table_group_container_reset), - groupcontext); - gtk_signal_connect (GTK_OBJECT(printable), - "height", - GTK_SIGNAL_FUNC(e_table_group_container_height), - groupcontext); - gtk_signal_connect (GTK_OBJECT(printable), - "will_fit", - GTK_SIGNAL_FUNC(e_table_group_container_will_fit), - groupcontext); - gtk_signal_connect (GTK_OBJECT(printable), - "destroy", - GTK_SIGNAL_FUNC(e_table_group_container_printable_destroy), - groupcontext); - - return printable; -} |