/* gnc_table_verify_cursor_position checks the location of the cursor
* with respect to a virtual location, and repositions the cursor
* if necessary. Returns true if the cell cursor was repositioned. */
gboolean
gnc_table_verify_cursor_position (Table *table, VirtualLocation virt_loc)
{
gboolean do_move = FALSE;
gboolean moved_cursor = FALSE;
if (!table) return FALSE;
/* Someone may be trying to intentionally invalidate the cursor, in
* which case the physical addresses could be out of bounds. For
* example, in order to unmap it in preparation for a reconfig.
* So, if the specified location is out of bounds, then the cursor
* MUST be moved. */
if (gnc_table_virtual_cell_out_of_bounds (table, virt_loc.vcell_loc))
do_move = TRUE;
if (!virt_cell_loc_equal (virt_loc.vcell_loc,
table->current_cursor_loc.vcell_loc))
do_move = TRUE;
if (do_move)
{
gnc_table_move_cursor_gui (table, virt_loc);
moved_cursor = TRUE;
}
else if (!virt_loc_equal (virt_loc, table->current_cursor_loc))
{
table->current_cursor_loc = virt_loc;
moved_cursor = TRUE;
}
return moved_cursor;
}
static gboolean
gnc_table_find_valid_cell_horiz (Table *table,
VirtualLocation *virt_loc,
gboolean exact_cell)
{
VirtualLocation vloc;
VirtualCell *vcell;
int left;
int right;
if (table == NULL)
return FALSE;
if (virt_loc == NULL)
return FALSE;
if (gnc_table_virtual_cell_out_of_bounds (table, virt_loc->vcell_loc))
return FALSE;
if (gnc_table_virtual_loc_valid (table, *virt_loc, exact_cell))
return TRUE;
vloc = *virt_loc;
vcell = gnc_table_get_virtual_cell (table, vloc.vcell_loc);
if (vcell == NULL)
return FALSE;
if (vcell->cellblock == NULL)
return FALSE;
if (vloc.phys_col_offset < 0)
vloc.phys_col_offset = 0;
if (vloc.phys_col_offset >= vcell->cellblock->num_cols)
vloc.phys_col_offset = vcell->cellblock->num_cols - 1;
left = vloc.phys_col_offset - 1;
right = vloc.phys_col_offset + 1;
while (left >= 0 || right < vcell->cellblock->num_cols)
{
vloc.phys_col_offset = right;
if (gnc_table_virtual_loc_valid(table, vloc, FALSE))
{
*virt_loc = vloc;
return TRUE;
}
vloc.phys_col_offset = left;
if (gnc_table_virtual_loc_valid(table, vloc, FALSE))
{
*virt_loc = vloc;
return TRUE;
}
left--;
right++;
}
return FALSE;
}
static void
gnc_table_refresh_cursor_gnome (Table * table,
VirtualCellLocation vcell_loc,
gboolean do_scroll)
{
GnucashSheet *sheet;
if (!table || !table->ui_data)
return;
g_return_if_fail (GNUCASH_IS_SHEET (table->ui_data));
if (gnc_table_virtual_cell_out_of_bounds (table, vcell_loc))
return;
sheet = GNUCASH_SHEET (table->ui_data);
gnucash_sheet_cursor_set_from_table (sheet, do_scroll);
if (gnucash_sheet_block_set_from_table (sheet, vcell_loc))
{
gnucash_sheet_recompute_block_offsets (sheet);
gnucash_sheet_set_scroll_region (sheet);
gnucash_sheet_compute_visible_range (sheet);
gnucash_sheet_redraw_all (sheet);
}
else
gnucash_sheet_redraw_block (sheet, vcell_loc);
}
void
gnc_table_show_range (Table *table,
VirtualCellLocation start_loc,
VirtualCellLocation end_loc)
{
GnucashSheet *sheet;
if (!table || !table->ui_data)
return;
g_return_if_fail (GNUCASH_IS_SHEET (table->ui_data));
if (gnc_table_virtual_cell_out_of_bounds (table, start_loc))
return;
if (gnc_table_virtual_cell_out_of_bounds (table, end_loc))
return;
sheet = GNUCASH_SHEET (table->ui_data);
gnucash_sheet_show_range (sheet, start_loc, end_loc);
}
gboolean
gnc_table_traverse_update(Table *table,
VirtualLocation virt_loc,
gncTableTraversalDir dir,
VirtualLocation *dest_loc)
{
gboolean abort_move;
if ((table == NULL) || (dest_loc == NULL))
return FALSE;
ENTER("proposed (%d %d) -> (%d %d)\n",
virt_loc.vcell_loc.virt_row, virt_loc.vcell_loc.virt_row,
dest_loc->vcell_loc.virt_row, dest_loc->vcell_loc.virt_col);
/* first, make sure our destination cell is valid. If it is out
* of bounds report an error. I don't think this ever happens. */
if (gnc_table_virtual_cell_out_of_bounds (table, dest_loc->vcell_loc))
{
PERR("destination (%d, %d) out of bounds (%d, %d)\n",
dest_loc->vcell_loc.virt_row, dest_loc->vcell_loc.virt_col,
table->num_virt_rows, table->num_virt_cols);
LEAVE("");
return TRUE;
}
/* next, check the current row and column. If they are out of bounds
* we can recover by treating the traversal as a mouse point. This can
* occur whenever the register widget is resized smaller, maybe?. */
if (!gnc_table_virtual_loc_valid (table, virt_loc, TRUE))
{
PINFO("source (%d, %d) out of bounds (%d, %d)\n",
virt_loc.vcell_loc.virt_row, virt_loc.vcell_loc.virt_col,
table->num_virt_rows, table->num_virt_cols);
dir = GNC_TABLE_TRAVERSE_POINTER;
}
/* process forward-moving traversals */
switch (dir)
{
case GNC_TABLE_TRAVERSE_RIGHT:
case GNC_TABLE_TRAVERSE_LEFT:
gnc_table_find_valid_cell_horiz(table, dest_loc, FALSE);
break;
case GNC_TABLE_TRAVERSE_UP:
case GNC_TABLE_TRAVERSE_DOWN:
{
VirtualLocation new_loc = *dest_loc;
int increment;
int col_offset = 0;
gboolean second_traversal = FALSE;
/* Keep going in the specified direction until we find a valid
* row to land on, or we hit the end of the table. At the end,
* turn around and go back until we find a valid row or we get
* to where we started. If we still can't find anything, try
* going left and right. */
increment = (dir == GNC_TABLE_TRAVERSE_DOWN) ? 1 : -1;
while (!gnc_table_virtual_loc_valid(table, new_loc, FALSE))
{
if (virt_loc_equal (new_loc, virt_loc))
{
new_loc = *dest_loc;
gnc_table_find_valid_cell_horiz(table, &new_loc, FALSE);
break;
}
if (!gnc_table_move_vertical_position (table, &new_loc, increment))
{
/* Special case: if there is no valid cell at all in the column
* we are scanning, (both up and down directions didn't work)
* attempt to do the same in the next column.
* Hack alert: there is no check to see if there really is a
* valid next column. However this situation so far only happens
* after a pagedown/pageup key event in the SX transaction editor
* which always tests the first column to start (which has no
* editable cells) and in that situation there is a valid next column.
*/
if (!second_traversal)
second_traversal = TRUE;
else
{
second_traversal = FALSE;
col_offset++;
}
increment *= -1;
new_loc = *dest_loc;
new_loc.phys_col_offset = new_loc.phys_col_offset + col_offset;
}
}
*dest_loc = new_loc;
}
if (!gnc_table_virtual_loc_valid(table, *dest_loc, FALSE))
{
LEAVE("");
return TRUE;
}
break;
case GNC_TABLE_TRAVERSE_POINTER:
if (!gnc_table_find_valid_cell_horiz(table, dest_loc, TRUE))
{
LEAVE("");
return TRUE;
}
break;
default:
g_return_val_if_fail (FALSE, TRUE);
break;
}
/* Call the table traverse callback for any modifications. */
if (table->control->traverse)
abort_move = table->control->traverse (dest_loc, dir,
table->control->user_data);
else
abort_move = FALSE;
LEAVE("dest_row = %d, dest_col = %d\n",
dest_loc->vcell_loc.virt_row, dest_loc->vcell_loc.virt_col);
return abort_move;
}
static gboolean gnc_entry_ledger_traverse (VirtualLocation *p_new_virt_loc,
gncTableTraversalDir dir,
gpointer user_data)
{
GncEntryLedger *ledger = user_data;
GncEntry *entry, *new_entry;
gint response;
VirtualLocation virt_loc;
int changed;
char const *cell_name;
gboolean exact_traversal;
if (!ledger) return FALSE;
exact_traversal = (dir == GNC_TABLE_TRAVERSE_POINTER);
entry = gnc_entry_ledger_get_current_entry (ledger);
if (!entry)
return FALSE;
/* no changes, make sure we aren't going off the end */
changed = gnc_table_current_cursor_changed (ledger->table, FALSE);
if (!changed)
return FALSE;
virt_loc = *p_new_virt_loc;
cell_name = gnc_table_get_current_cell_name (ledger->table);
/* See if we are leaving the account field */
do
{
ComboCell *cell;
char *name;
char *cell_name = NULL;
switch (ledger->type)
{
case GNCENTRY_INVOICE_ENTRY:
case GNCENTRY_INVOICE_VIEWER:
case GNCENTRY_CUST_CREDIT_NOTE_ENTRY:
case GNCENTRY_CUST_CREDIT_NOTE_VIEWER:
cell_name = ENTRY_IACCT_CELL;
break;
case GNCENTRY_BILL_ENTRY:
case GNCENTRY_BILL_VIEWER:
case GNCENTRY_EXPVOUCHER_ENTRY:
case GNCENTRY_EXPVOUCHER_VIEWER:
case GNCENTRY_VEND_CREDIT_NOTE_ENTRY:
case GNCENTRY_VEND_CREDIT_NOTE_VIEWER:
case GNCENTRY_EMPL_CREDIT_NOTE_ENTRY:
case GNCENTRY_EMPL_CREDIT_NOTE_VIEWER:
cell_name = ENTRY_BACCT_CELL;
break;
default:
g_warning ("Unhandled ledger type");
break;
}
if (!cell_name)
break;
if (!gnc_cell_name_equal (cell_name, cell_name))
break;
if (!gnc_table_layout_get_cell_changed (ledger->table->layout,
cell_name, FALSE))
break;
cell = (ComboCell *) gnc_table_layout_get_cell (ledger->table->layout,
cell_name);
if (!cell)
break;
name = cell->cell.value;
if (!name || *name == '\0')
break;
/* Create the account if necessary. Also checks for a placeholder */
if (!gnc_entry_ledger_get_account_by_name (ledger, (BasicCell *) cell,
cell->cell.value,
&ledger->full_refresh))
return TRUE;
}
while (FALSE);
/* See if we are leaving the TaxTable field */
do
{
ComboCell *cell;
GncTaxTable *table;
char *name;
if (!gnc_cell_name_equal (cell_name, ENTRY_TAXTABLE_CELL))
break;
if (!gnc_table_layout_get_cell_changed (ledger->table->layout,
ENTRY_TAXTABLE_CELL, FALSE))
break;
cell = (ComboCell *) gnc_table_layout_get_cell (ledger->table->layout,
ENTRY_TAXTABLE_CELL);
if (!cell)
break;
name = cell->cell.value;
if (!name || *name == '\0')
break;
table = gncTaxTableLookupByName (ledger->book, cell->cell.value);
if (table)
break;
{
const char *format = _("The tax table %s does not exist. "
"Would you like to create it?");
if (!gnc_verify_dialog (ledger->parent, TRUE, format, name))
break;
}
ledger->full_refresh = FALSE;
table = gnc_ui_tax_table_new_from_name (ledger->book, name);
if (!table)
break;
ledger->full_refresh = TRUE;
name = (char *)gncTaxTableGetName (table);
gnc_combo_cell_set_value (cell, name);
gnc_basic_cell_set_changed (&cell->cell, TRUE);
}
while (FALSE);
/* See if we are tabbing off the end of the very last line
* (i.e. the blank entry)
*/
do
{
VirtualLocation virt_loc;
if (!changed && !ledger->blank_entry_edited)
break;
if (dir != GNC_TABLE_TRAVERSE_RIGHT)
break;
virt_loc = ledger->table->current_cursor_loc;
if (gnc_table_move_vertical_position (ledger->table, &virt_loc, 1))
break;
virt_loc = ledger->table->current_cursor_loc;
if (gnc_table_move_tab (ledger->table, &virt_loc, TRUE))
break;
*p_new_virt_loc = ledger->table->current_cursor_loc;
/* Yep, we're trying to leave the blank entry -- make sure
* we are allowed to do so by verifying the current cursor.
* If the current cursor is ok, then move on!
*/
/* Verify that the cursor is ok. If we can't save the cell, don't move! */
if (!gnc_entry_ledger_verify_can_save (ledger))
{
return TRUE;
}
(p_new_virt_loc->vcell_loc.virt_row)++;
p_new_virt_loc->phys_row_offset = 0;
p_new_virt_loc->phys_col_offset = 0;
ledger->traverse_to_new = TRUE;
/* If we're here, we're tabbing off the end of the 'blank entry' */
return FALSE;
}
while (FALSE);
/* Now see if we are changing cursors. If not, we may be able to
* auto-complete. */
if (!gnc_table_virtual_cell_out_of_bounds (ledger->table,
virt_loc.vcell_loc))
{
if (gnc_entry_ledger_auto_completion (ledger, dir, p_new_virt_loc))
return FALSE;
}
/* Check for going off the end */
gnc_table_find_close_valid_cell (ledger->table, &virt_loc, exact_traversal);
/* Same entry, no problem -- we're just moving backwards in the cursor */
new_entry = gnc_entry_ledger_get_entry (ledger, virt_loc.vcell_loc);
if (entry == new_entry)
{
*p_new_virt_loc = virt_loc;
return FALSE;
}
/* If we are here, then we are trying to leave the cursor. Make sure
* the cursor we are leaving is valid. If so, ask the user if the
* changes should be recorded. If not, don't go anywhere.
*/
/* Verify this cursor -- if it's not valid, don't let them move on */
if (!gnc_entry_ledger_verify_can_save (ledger))
{
*p_new_virt_loc = ledger->table->current_cursor_loc;
return TRUE;
}
/*
* XXX GNCENTRY_INVOICE_EDIT processing to be added:
* 1) check if the qty field changed.
* 2) if so, check if this entry is part of an order.
* 3) if so, ask if they want to change the entry or
* split the entry into two parts.
*/
/* Ok, we are changing lines and the current entry has
* changed. We only ask them what they want to do in
* limited cases -- usually just let the change go through.
*/
{
GtkWidget *dialog;
const char *title = _("Save the current entry?");
const char *message =
_("The current entry has been changed. However, this entry is "
"part of an existing order. Would you like to record the change "
"and effectively change your order?");
switch (ledger->type)
{
case GNCENTRY_INVOICE_ENTRY:
case GNCENTRY_CUST_CREDIT_NOTE_ENTRY:
if (gncEntryGetOrder (entry) != NULL)
{
dialog = gtk_message_dialog_new(GTK_WINDOW(ledger->parent),
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_QUESTION,
GTK_BUTTONS_NONE,
"%s", title);
gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),
"%s", message);
gtk_dialog_add_buttons(GTK_DIALOG(dialog),
_("_Don't Record"), GTK_RESPONSE_REJECT,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
_("_Record"), GTK_RESPONSE_ACCEPT,
NULL);
response = gnc_dialog_run(GTK_DIALOG(dialog), "invoice_entry_changed");
gtk_widget_destroy(dialog);
break;
}
/* FALL THROUGH */
default:
response = GTK_RESPONSE_ACCEPT;
break;
}
}
switch (response)
{
case GTK_RESPONSE_ACCEPT:
break;
case GTK_RESPONSE_REJECT:
{
VirtualCellLocation vcell_loc;
GncEntry *new_entry;
new_entry = gnc_entry_ledger_get_entry (ledger, virt_loc.vcell_loc);
gnc_entry_ledger_cancel_cursor_changes (ledger);
if (gnc_entry_ledger_find_entry (ledger, new_entry, &vcell_loc))
virt_loc.vcell_loc = vcell_loc;
gnc_table_find_close_valid_cell (ledger->table, &virt_loc,
exact_traversal);
*p_new_virt_loc = virt_loc;
}
break;
case GTK_RESPONSE_CANCEL:
default:
return TRUE;
}
return FALSE;
}
