static gint
move_selection (ESelectionModel *selection,
gboolean up,
GdkModifierType state)
{
int row = e_selection_model_cursor_row(selection);
int col = e_selection_model_cursor_col(selection);
int row_count;
/* there is no selected row when row is -1 */
if (row != -1)
row = e_sorter_model_to_sorted (selection->sorter, row);
if (up)
row--;
else
row++;
if (row < 0)
row = 0;
row_count = e_selection_model_row_count(selection);
if (row >= row_count)
row = row_count - 1;
row = e_sorter_sorted_to_model(selection->sorter, row);
e_selection_model_select_as_key_press (selection, row, col, state);
return TRUE;
}
/**
* e_selection_model_do_something
* @selection: #ESelectionModel to do something to.
* @row: The row to do something in.
* @col: The col to do something in.
* @state: The state in which to do something.
*
* This routine does whatever is appropriate as if the user clicked
* the mouse in the given row and column.
*/
void
e_selection_model_do_something (ESelectionModel *selection,
guint row,
guint col,
GdkModifierType state)
{
gint shift_p = state & GDK_SHIFT_MASK;
gint ctrl_p = state & GDK_CONTROL_MASK;
int row_count;
selection->old_selection = -1;
if (row == -1 && col != -1)
row = 0;
if (col == -1 && row != -1)
col = 0;
row_count = e_selection_model_row_count(selection);
if (row_count >= 0 && row < row_count) {
switch (selection->mode) {
case GTK_SELECTION_SINGLE:
e_selection_model_select_single_row (selection, row);
break;
case GTK_SELECTION_BROWSE:
case GTK_SELECTION_MULTIPLE:
if (shift_p) {
e_selection_model_set_selection_end (selection, row);
} else {
if (ctrl_p) {
e_selection_model_toggle_single_row (selection, row);
} else {
e_selection_model_select_single_row (selection, row);
}
}
break;
default:
g_return_if_reached();
break;
}
e_selection_model_change_cursor(selection, row, col);
g_signal_emit(selection,
e_selection_model_signals[CURSOR_CHANGED], 0,
row, col);
g_signal_emit(selection,
e_selection_model_signals[CURSOR_ACTIVATED], 0,
row, col);
}
}
static gboolean
tree_selection_model_is_row_selected (ESelectionModel *selection,
gint row)
{
ETreeSelectionModel *etsm = E_TREE_SELECTION_MODEL (selection);
ETreePath path;
g_return_val_if_fail (
row < e_selection_model_row_count (selection), FALSE);
g_return_val_if_fail (row >= 0, FALSE);
g_return_val_if_fail (etsm != NULL, FALSE);
path = e_tree_table_adapter_node_at_row (etsm->priv->etta, row);
if (path == NULL)
return FALSE;
return g_hash_table_contains (etsm->priv->paths, path);
}
/**
* e_selection_model_key_press
* @selection: #ESelectionModel to affect.
* @key: The event.
*
* This routine does whatever is appropriate as if the user pressed
* the given key.
*
* Returns: %TRUE if the #ESelectionModel used the key.
*/
gint
e_selection_model_key_press (ESelectionModel *selection,
GdkEventKey *key)
{
selection->old_selection = -1;
switch (key->keyval) {
case GDK_Up:
case GDK_KP_Up:
return move_selection(selection, TRUE, key->state);
case GDK_Down:
case GDK_KP_Down:
return move_selection(selection, FALSE, key->state);
case GDK_space:
case GDK_KP_Space:
if (selection->mode != GTK_SELECTION_SINGLE) {
int row = e_selection_model_cursor_row(selection);
int col = e_selection_model_cursor_col(selection);
if (row == -1)
break;
e_selection_model_toggle_single_row (selection, row);
g_signal_emit(selection,
e_selection_model_signals[CURSOR_ACTIVATED], 0,
row, col);
return TRUE;
}
break;
case GDK_Return:
case GDK_KP_Enter:
if (selection->mode != GTK_SELECTION_SINGLE) {
int row = e_selection_model_cursor_row(selection);
int col = e_selection_model_cursor_col(selection);
e_selection_model_select_single_row (selection, row);
g_signal_emit(selection,
e_selection_model_signals[CURSOR_ACTIVATED], 0,
row, col);
return TRUE;
}
break;
case GDK_Home:
case GDK_KP_Home:
if (selection->cursor_mode == E_CURSOR_LINE) {
int row = 0;
int cursor_col = e_selection_model_cursor_col(selection);
row = e_sorter_sorted_to_model(selection->sorter, row);
e_selection_model_select_as_key_press (selection, row, cursor_col, key->state);
return TRUE;
}
break;
case GDK_End:
case GDK_KP_End:
if (selection->cursor_mode == E_CURSOR_LINE) {
int row = e_selection_model_row_count(selection) - 1;
int cursor_col = e_selection_model_cursor_col(selection);
row = e_sorter_sorted_to_model(selection->sorter, row);
e_selection_model_select_as_key_press (selection, row, cursor_col, key->state);
return TRUE;
}
break;
}
return FALSE;
}
