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Diffstat (limited to 'widgets/misc/e-selection-model-array.c')
| -rw-r--r-- | widgets/misc/e-selection-model-array.c | 647 |
1 files changed, 0 insertions, 647 deletions
diff --git a/widgets/misc/e-selection-model-array.c b/widgets/misc/e-selection-model-array.c deleted file mode 100644 index f2f5b93379..0000000000 --- a/widgets/misc/e-selection-model-array.c +++ /dev/null @@ -1,647 +0,0 @@ -/* - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) version 3. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with the program; if not, see <http://www.gnu.org/licenses/> - * - * - * Authors: - * Chris Lahey <clahey@ximian.com> - * - * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com) - * - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <gtk/gtk.h> - -#include <glib/gi18n.h> -#include "e-util/e-util.h" - -#include "e-selection-model-array.h" - -G_DEFINE_TYPE ( - ESelectionModelArray, - e_selection_model_array, - E_TYPE_SELECTION_MODEL) - -enum { - PROP_0, - PROP_CURSOR_ROW, - PROP_CURSOR_COL -}; - -void -e_selection_model_array_confirm_row_count (ESelectionModelArray *esma) -{ - if (esma->eba == NULL) { - gint row_count = e_selection_model_array_get_row_count (esma); - esma->eba = e_bit_array_new (row_count); - esma->selected_row = -1; - esma->selected_range_end = -1; - } -} - -static gint -es_row_model_to_sorted (ESelectionModelArray *esma, - gint model_row) -{ - if (model_row >= 0 && esma && esma->base.sorter && e_sorter_needs_sorting (esma->base.sorter)) - return e_sorter_model_to_sorted (esma->base.sorter, model_row); - - return model_row; -} - -static gint -es_row_sorted_to_model (ESelectionModelArray *esma, - gint sorted_row) -{ - if (sorted_row >= 0 && esma && esma->base.sorter && e_sorter_needs_sorting (esma->base.sorter)) - return e_sorter_sorted_to_model (esma->base.sorter, sorted_row); - - return sorted_row; -} - -/* FIXME: Should this deal with moving the selection if it's in single mode? */ -void -e_selection_model_array_delete_rows (ESelectionModelArray *esma, - gint row, - gint count) -{ - if (esma->eba) { - if (E_SELECTION_MODEL (esma)->mode == GTK_SELECTION_SINGLE) - e_bit_array_delete_single_mode (esma->eba, row, count); - else - e_bit_array_delete (esma->eba, row, count); - - if (esma->cursor_row >= row && esma->cursor_row < row + count) { - /* we should move the cursor_row, because some lines before us are going to be removed */ - if (esma->cursor_row_sorted >= e_bit_array_bit_count (esma->eba)) { - esma->cursor_row_sorted = e_bit_array_bit_count (esma->eba) - 1; - } - - if (esma->cursor_row_sorted >= 0) { - esma->cursor_row = es_row_sorted_to_model (esma, esma->cursor_row_sorted); - esma->selection_start_row = 0; - e_bit_array_change_one_row (esma->eba, esma->cursor_row, TRUE); - } else { - esma->cursor_row = -1; - esma->cursor_row_sorted = -1; - esma->selection_start_row = 0; - } - } else { - /* some code earlier changed the selected row, so just update the sorted one */ - if (esma->cursor_row >= row) - esma->cursor_row = MAX (0, esma->cursor_row - count); - - if (esma->cursor_row >= e_bit_array_bit_count (esma->eba)) - esma->cursor_row = e_bit_array_bit_count (esma->eba) - 1; - - if (esma->cursor_row >= 0) { - esma->cursor_row_sorted = es_row_model_to_sorted (esma, esma->cursor_row); - esma->selection_start_row = 0; - e_bit_array_change_one_row (esma->eba, esma->cursor_row, TRUE); - } else { - esma->cursor_row = -1; - esma->cursor_row_sorted = -1; - esma->selection_start_row = 0; - } - } - - esma->selected_row = -1; - esma->selected_range_end = -1; - e_selection_model_selection_changed (E_SELECTION_MODEL (esma)); - e_selection_model_cursor_changed (E_SELECTION_MODEL (esma), esma->cursor_row, esma->cursor_col); - } -} - -void -e_selection_model_array_insert_rows (ESelectionModelArray *esma, - gint row, - gint count) -{ - if (esma->eba) { - e_bit_array_insert (esma->eba, row, count); - - /* just recalculate new position of the previously set cursor row */ - esma->cursor_row = es_row_sorted_to_model (esma, esma->cursor_row_sorted); - - esma->selected_row = -1; - esma->selected_range_end = -1; - e_selection_model_selection_changed (E_SELECTION_MODEL (esma)); - e_selection_model_cursor_changed (E_SELECTION_MODEL (esma), esma->cursor_row, esma->cursor_col); - } -} - -void -e_selection_model_array_move_row (ESelectionModelArray *esma, - gint old_row, - gint new_row) -{ - ESelectionModel *esm = E_SELECTION_MODEL (esma); - - if (esma->eba) { - gboolean selected = e_bit_array_value_at (esma->eba, old_row); - gboolean cursor = (esma->cursor_row == old_row); - gint old_row_sorted, new_row_sorted; - - old_row_sorted = es_row_model_to_sorted (esma, old_row); - new_row_sorted = es_row_model_to_sorted (esma, new_row); - - if (old_row_sorted < esma->cursor_row_sorted && esma->cursor_row_sorted < new_row_sorted) - esma->cursor_row_sorted--; - else if (new_row_sorted < esma->cursor_row_sorted && esma->cursor_row_sorted < old_row_sorted) - esma->cursor_row_sorted++; - - e_bit_array_move_row (esma->eba, old_row, new_row); - - if (selected) { - if (esm->mode == GTK_SELECTION_SINGLE) - e_bit_array_select_single_row (esma->eba, new_row); - else - e_bit_array_change_one_row (esma->eba, new_row, TRUE); - } - if (cursor) { - esma->cursor_row = new_row; - esma->cursor_row_sorted = es_row_model_to_sorted (esma, esma->cursor_row); - } else - esma->cursor_row = es_row_sorted_to_model (esma, esma->cursor_row_sorted); - - esma->selected_row = -1; - esma->selected_range_end = -1; - e_selection_model_selection_changed (esm); - e_selection_model_cursor_changed (esm, esma->cursor_row, esma->cursor_col); - } -} - -static void -esma_dispose (GObject *object) -{ - ESelectionModelArray *esma; - - esma = E_SELECTION_MODEL_ARRAY (object); - - if (esma->eba) { - g_object_unref (esma->eba); - esma->eba = NULL; - } - - /* Chain up to parent's dispose() method. */ - G_OBJECT_CLASS (e_selection_model_array_parent_class)->dispose (object); -} - -static void -esma_get_property (GObject *object, - guint property_id, - GValue *value, - GParamSpec *pspec) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (object); - - switch (property_id) { - case PROP_CURSOR_ROW: - g_value_set_int (value, esma->cursor_row); - break; - - case PROP_CURSOR_COL: - g_value_set_int (value, esma->cursor_col); - break; - } -} - -static void -esma_set_property (GObject *object, - guint property_id, - const GValue *value, - GParamSpec *pspec) -{ - ESelectionModel *esm = E_SELECTION_MODEL (object); - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (object); - - switch (property_id) { - case PROP_CURSOR_ROW: - e_selection_model_do_something (esm, g_value_get_int (value), esma->cursor_col, 0); - break; - - case PROP_CURSOR_COL: - e_selection_model_do_something (esm, esma->cursor_row, g_value_get_int (value), 0); - break; - } -} - -/** - * e_selection_model_is_row_selected - * @selection: #ESelectionModel to check - * @n: The row to check - * - * This routine calculates whether the given row is selected. - * - * Returns: %TRUE if the given row is selected - */ -static gboolean -esma_is_row_selected (ESelectionModel *selection, - gint n) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - if (esma->eba) - return e_bit_array_value_at (esma->eba, n); - else - return FALSE; -} - -/** - * e_selection_model_foreach - * @selection: #ESelectionModel to traverse - * @callback: The callback function to call back. - * @closure: The closure - * - * This routine calls the given callback function once for each - * selected row, passing closure as the closure. - */ -static void -esma_foreach (ESelectionModel *selection, - EForeachFunc callback, - gpointer closure) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - if (esma->eba) - e_bit_array_foreach (esma->eba, callback, closure); -} - -/** - * e_selection_model_clear - * @selection: #ESelectionModel to clear - * - * This routine clears the selection to no rows selected. - */ -static void -esma_clear (ESelectionModel *selection) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - if (esma->eba) { - g_object_unref (esma->eba); - esma->eba = NULL; - } - esma->cursor_row = -1; - esma->cursor_col = -1; - esma->cursor_row_sorted = -1; - esma->selected_row = -1; - esma->selected_range_end = -1; - e_selection_model_selection_changed (E_SELECTION_MODEL (esma)); - e_selection_model_cursor_changed (E_SELECTION_MODEL (esma), -1, -1); -} - -#define PART(x,n) (((x) & (0x01010101 << n)) >> n) -#define SECTION(x, n) (((x) >> (n * 8)) & 0xff) - -/** - * e_selection_model_selected_count - * @selection: #ESelectionModel to count - * - * This routine calculates the number of rows selected. - * - * Returns: The number of rows selected in the given model. - */ -static gint -esma_selected_count (ESelectionModel *selection) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - if (esma->eba) - return e_bit_array_selected_count (esma->eba); - else - return 0; -} - -/** - * e_selection_model_select_all - * @selection: #ESelectionModel to select all - * - * This routine selects all the rows in the given - * #ESelectionModel. - */ -static void -esma_select_all (ESelectionModel *selection) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - - e_selection_model_array_confirm_row_count (esma); - - e_bit_array_select_all (esma->eba); - - esma->cursor_col = 0; - esma->cursor_row_sorted = 0; - esma->cursor_row = es_row_sorted_to_model (esma, esma->cursor_row_sorted); - esma->selection_start_row = esma->cursor_row; - esma->selected_row = -1; - esma->selected_range_end = -1; - e_selection_model_selection_changed (E_SELECTION_MODEL (esma)); - e_selection_model_cursor_changed (E_SELECTION_MODEL (esma), 0, 0); -} - -/** - * e_selection_model_invert_selection - * @selection: #ESelectionModel to invert - * - * This routine inverts all the rows in the given - * #ESelectionModel. - */ -static void -esma_invert_selection (ESelectionModel *selection) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - - e_selection_model_array_confirm_row_count (esma); - - e_bit_array_invert_selection (esma->eba); - - esma->cursor_col = -1; - esma->cursor_row = -1; - esma->cursor_row_sorted = -1; - esma->selection_start_row = 0; - esma->selected_row = -1; - esma->selected_range_end = -1; - e_selection_model_selection_changed (E_SELECTION_MODEL (esma)); - e_selection_model_cursor_changed (E_SELECTION_MODEL (esma), -1, -1); -} - -static gint -esma_row_count (ESelectionModel *selection) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - e_selection_model_array_confirm_row_count (esma); - return e_bit_array_bit_count (esma->eba); -} - -static void -esma_change_one_row (ESelectionModel *selection, - gint row, - gboolean grow) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - e_selection_model_array_confirm_row_count (esma); - e_bit_array_change_one_row (esma->eba, row, grow); -} - -static void -esma_change_cursor (ESelectionModel *selection, - gint row, - gint col) -{ - ESelectionModelArray *esma; - - g_return_if_fail (selection != NULL); - g_return_if_fail (E_IS_SELECTION_MODEL (selection)); - - esma = E_SELECTION_MODEL_ARRAY (selection); - - esma->cursor_row = row; - esma->cursor_col = col; - esma->cursor_row_sorted = es_row_model_to_sorted (esma, esma->cursor_row); -} - -static void -esma_change_range (ESelectionModel *selection, - gint start, - gint end, - gboolean grow) -{ - gint i; - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - if (start != end) { - if (selection->sorter && e_sorter_needs_sorting (selection->sorter)) { - for (i = start; i < end; i++) { - e_bit_array_change_one_row (esma->eba, e_sorter_sorted_to_model (selection->sorter, i), grow); - } - } else { - e_selection_model_array_confirm_row_count (esma); - e_bit_array_change_range (esma->eba, start, end, grow); - } - } -} - -static gint -esma_cursor_row (ESelectionModel *selection) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - return esma->cursor_row; -} - -static gint -esma_cursor_col (ESelectionModel *selection) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - return esma->cursor_col; -} - -static void -esma_real_select_single_row (ESelectionModel *selection, - gint row) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - - e_selection_model_array_confirm_row_count (esma); - - e_bit_array_select_single_row (esma->eba, row); - - esma->selection_start_row = row; - esma->selected_row = row; - esma->selected_range_end = row; -} - -static void -esma_select_single_row (ESelectionModel *selection, - gint row) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - gint selected_row = esma->selected_row; - esma_real_select_single_row (selection, row); - - if (selected_row != -1 && esma->eba && selected_row < e_bit_array_bit_count (esma->eba)) { - if (selected_row != row) { - e_selection_model_selection_row_changed (selection, selected_row); - e_selection_model_selection_row_changed (selection, row); - } - } else { - e_selection_model_selection_changed (selection); - } -} - -static void -esma_toggle_single_row (ESelectionModel *selection, - gint row) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - - e_selection_model_array_confirm_row_count (esma); - e_bit_array_toggle_single_row (esma->eba, row); - - esma->selection_start_row = row; - esma->selected_row = -1; - esma->selected_range_end = -1; - e_selection_model_selection_row_changed (E_SELECTION_MODEL (esma), row); -} - -static void -esma_real_move_selection_end (ESelectionModel *selection, - gint row) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - gint old_start; - gint old_end; - gint new_start; - gint new_end; - if (selection->sorter && e_sorter_needs_sorting (selection->sorter)) { - old_start = MIN ( - e_sorter_model_to_sorted (selection->sorter, esma->selection_start_row), - e_sorter_model_to_sorted (selection->sorter, esma->cursor_row)); - old_end = MAX ( - e_sorter_model_to_sorted (selection->sorter, esma->selection_start_row), - e_sorter_model_to_sorted (selection->sorter, esma->cursor_row)) + 1; - new_start = MIN ( - e_sorter_model_to_sorted (selection->sorter, esma->selection_start_row), - e_sorter_model_to_sorted (selection->sorter, row)); - new_end = MAX ( - e_sorter_model_to_sorted (selection->sorter, esma->selection_start_row), - e_sorter_model_to_sorted (selection->sorter, row)) + 1; - } else { - old_start = MIN (esma->selection_start_row, esma->cursor_row); - old_end = MAX (esma->selection_start_row, esma->cursor_row) + 1; - new_start = MIN (esma->selection_start_row, row); - new_end = MAX (esma->selection_start_row, row) + 1; - } - /* This wouldn't work nearly so smoothly if one end of the selection weren't held in place. */ - if (old_start < new_start) - esma_change_range (selection, old_start, new_start, FALSE); - if (new_start < old_start) - esma_change_range (selection, new_start, old_start, TRUE); - if (old_end < new_end) - esma_change_range (selection, old_end, new_end, TRUE); - if (new_end < old_end) - esma_change_range (selection, new_end, old_end, FALSE); - esma->selected_row = -1; - esma->selected_range_end = -1; -} - -static void -esma_move_selection_end (ESelectionModel *selection, - gint row) -{ - esma_real_move_selection_end (selection, row); - e_selection_model_selection_changed (selection); -} - -static void -esma_set_selection_end (ESelectionModel *selection, - gint row) -{ - ESelectionModelArray *esma = E_SELECTION_MODEL_ARRAY (selection); - gint selected_range_end = esma->selected_range_end; - gint view_row = e_sorter_model_to_sorted (selection->sorter, row); - - esma_real_select_single_row (selection, esma->selection_start_row); - esma->cursor_row = esma->selection_start_row; - esma->cursor_row_sorted = es_row_model_to_sorted (esma, esma->cursor_row); - esma_real_move_selection_end (selection, row); - - esma->selected_range_end = view_row; - if (selected_range_end != -1 && view_row != -1) { - if (selected_range_end == view_row - 1 || - selected_range_end == view_row + 1) { - e_selection_model_selection_row_changed (selection, selected_range_end); - e_selection_model_selection_row_changed (selection, view_row); - } - } - e_selection_model_selection_changed (selection); -} - -gint -e_selection_model_array_get_row_count (ESelectionModelArray *esma) -{ - g_return_val_if_fail (esma != NULL, 0); - g_return_val_if_fail (E_IS_SELECTION_MODEL_ARRAY (esma), 0); - - if (E_SELECTION_MODEL_ARRAY_GET_CLASS (esma)->get_row_count) - return E_SELECTION_MODEL_ARRAY_GET_CLASS (esma)->get_row_count (esma); - else - return 0; -} - -static void -e_selection_model_array_init (ESelectionModelArray *esma) -{ - esma->eba = NULL; - esma->selection_start_row = 0; - esma->cursor_row = -1; - esma->cursor_col = -1; - esma->cursor_row_sorted = -1; - - esma->selected_row = -1; - esma->selected_range_end = -1; -} - -static void -e_selection_model_array_class_init (ESelectionModelArrayClass *class) -{ - GObjectClass *object_class; - ESelectionModelClass *esm_class; - - object_class = G_OBJECT_CLASS (class); - esm_class = E_SELECTION_MODEL_CLASS (class); - - object_class->dispose = esma_dispose; - object_class->get_property = esma_get_property; - object_class->set_property = esma_set_property; - - esm_class->is_row_selected = esma_is_row_selected; - esm_class->foreach = esma_foreach; - esm_class->clear = esma_clear; - esm_class->selected_count = esma_selected_count; - esm_class->select_all = esma_select_all; - esm_class->invert_selection = esma_invert_selection; - esm_class->row_count = esma_row_count; - - esm_class->change_one_row = esma_change_one_row; - esm_class->change_cursor = esma_change_cursor; - esm_class->cursor_row = esma_cursor_row; - esm_class->cursor_col = esma_cursor_col; - - esm_class->select_single_row = esma_select_single_row; - esm_class->toggle_single_row = esma_toggle_single_row; - esm_class->move_selection_end = esma_move_selection_end; - esm_class->set_selection_end = esma_set_selection_end; - - class->get_row_count = NULL; - - g_object_class_install_property ( - object_class, - PROP_CURSOR_ROW, - g_param_spec_int ( - "cursor_row", - "Cursor Row", - NULL, - 0, G_MAXINT, 0, - G_PARAM_READWRITE)); - - g_object_class_install_property ( - object_class, - PROP_CURSOR_COL, - g_param_spec_int ( - "cursor_col", - "Cursor Column", - NULL, - 0, G_MAXINT, 0, - G_PARAM_READWRITE)); -} - |