diff options
Diffstat (limited to 'widgets/table/e-table-selection-model.c')
| -rw-r--r-- | widgets/table/e-table-selection-model.c | 338 |
1 files changed, 0 insertions, 338 deletions
diff --git a/widgets/table/e-table-selection-model.c b/widgets/table/e-table-selection-model.c deleted file mode 100644 index 5de3ced003..0000000000 --- a/widgets/table/e-table-selection-model.c +++ /dev/null @@ -1,338 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * e-table-selection-model.c - * Copyright 2000, 2001, Ximian, Inc. - * - * Authors: - * Chris Lahey <clahey@ximian.com> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License, version 2, as published by the Free Software Foundation. - * - * This library 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 - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA - * 02111-1307, USA. - */ - -#include <config.h> -#include "e-table-selection-model.h" - -#include <string.h> -#include <gdk/gdkkeysyms.h> -#include <gtk/gtksignal.h> - -#include "gal/util/e-util.h" - -#define ETSM_CLASS(e) ((ETableSelectionModelClass *)((GtkObject *)e)->klass) - -#define PARENT_TYPE e_selection_model_array_get_type () - -static ESelectionModelArray *parent_class; - -static gint etsm_get_row_count (ESelectionModelArray *esm); - -enum { - ARG_0, - ARG_MODEL, - ARG_HEADER -}; - -static void -save_to_hash(int model_row, gpointer closure) -{ - ETableSelectionModel *etsm = closure; - gchar *key = e_table_model_get_save_id(etsm->model, model_row); - - g_hash_table_insert(etsm->hash, key, key); -} - -static void -free_key(gpointer key, gpointer value, gpointer closure) -{ - g_free(key); -} - -static void -free_hash(ETableSelectionModel *etsm) -{ - if (etsm->hash) { - g_hash_table_foreach(etsm->hash, free_key, NULL); - g_hash_table_destroy(etsm->hash); - etsm->hash = NULL; - } - g_free(etsm->cursor_id); - etsm->cursor_id = NULL; -} - -static void -model_pre_change (ETableModel *etm, ETableSelectionModel *etsm) -{ - free_hash(etsm); - - if (etsm->model && e_table_model_has_save_id (etsm->model)) { - gint cursor_row; - - etsm->hash = g_hash_table_new(g_str_hash, g_str_equal); - e_selection_model_foreach(E_SELECTION_MODEL(etsm), save_to_hash, etsm); - - gtk_object_get(GTK_OBJECT(etsm), - "cursor_row", &cursor_row, - NULL); - g_free (etsm->cursor_id); - if (cursor_row != -1) - etsm->cursor_id = e_table_model_get_save_id(etm, cursor_row); - else - etsm->cursor_id = NULL; - } -} - -static gint -model_changed_idle(ETableSelectionModel *etsm) -{ - ETableModel *etm = etsm->model; - - e_selection_model_clear(E_SELECTION_MODEL(etsm)); - - if (etsm->cursor_id && etm && e_table_model_has_save_id(etm)) { - int row_count = e_table_model_row_count(etm); - int cursor_row = -1; - int cursor_col = -1; - int i; - e_selection_model_array_confirm_row_count(E_SELECTION_MODEL_ARRAY(etsm)); - for (i = 0; i < row_count; i++) { - char *save_id = e_table_model_get_save_id(etm, i); - if (g_hash_table_lookup(etsm->hash, save_id)) - e_selection_model_change_one_row(E_SELECTION_MODEL(etsm), i, TRUE); - - if (etsm->cursor_id && !strcmp(etsm->cursor_id, save_id)) { - cursor_row = i; - cursor_col = e_selection_model_cursor_col(E_SELECTION_MODEL(etsm)); - if (cursor_col == -1) { - if (etsm->eth) { - cursor_col = e_table_header_prioritized_column (etsm->eth); - } else - cursor_col = 0; - } - e_selection_model_change_cursor(E_SELECTION_MODEL(etsm), cursor_row, cursor_col); - g_free(etsm->cursor_id); - etsm->cursor_id = NULL; - } - g_free(save_id); - } - free_hash(etsm); - e_selection_model_cursor_changed (E_SELECTION_MODEL(etsm), cursor_row, cursor_col); - e_selection_model_selection_changed (E_SELECTION_MODEL(etsm)); - } - etsm->model_changed_idle_id = 0; - return FALSE; -} - -static void -model_changed(ETableModel *etm, ETableSelectionModel *etsm) -{ - e_selection_model_clear(E_SELECTION_MODEL(etsm)); - if (!etsm->model_changed_idle_id && etm && e_table_model_has_save_id(etm)) { - etsm->model_changed_idle_id = g_idle_add_full(G_PRIORITY_HIGH, (GSourceFunc) model_changed_idle, etsm, NULL); - } -} - -static void -model_row_changed(ETableModel *etm, int row, ETableSelectionModel *etsm) -{ - free_hash(etsm); -} - -static void -model_cell_changed(ETableModel *etm, int col, int row, ETableSelectionModel *etsm) -{ - free_hash(etsm); -} - -#if 1 -static void -model_rows_inserted(ETableModel *etm, int row, int count, ETableSelectionModel *etsm) -{ - e_selection_model_array_insert_rows(E_SELECTION_MODEL_ARRAY(etsm), row, count); - free_hash(etsm); -} - -static void -model_rows_deleted(ETableModel *etm, int row, int count, ETableSelectionModel *etsm) -{ - e_selection_model_array_delete_rows(E_SELECTION_MODEL_ARRAY(etsm), row, count); - free_hash(etsm); -} - -#else - -static void -model_rows_inserted(ETableModel *etm, int row, int count, ETableSelectionModel *etsm) -{ - model_changed(etm, etsm); -} - -static void -model_rows_deleted(ETableModel *etm, int row, int count, ETableSelectionModel *etsm) -{ - model_changed(etm, etsm); -} -#endif - -inline static void -add_model(ETableSelectionModel *etsm, ETableModel *model) -{ - etsm->model = model; - if (model) { - gtk_object_ref(GTK_OBJECT(model)); - etsm->model_pre_change_id = gtk_signal_connect(GTK_OBJECT(model), "model_pre_change", - GTK_SIGNAL_FUNC(model_pre_change), etsm); - etsm->model_changed_id = gtk_signal_connect(GTK_OBJECT(model), "model_changed", - GTK_SIGNAL_FUNC(model_changed), etsm); - etsm->model_row_changed_id = gtk_signal_connect(GTK_OBJECT(model), "model_row_changed", - GTK_SIGNAL_FUNC(model_row_changed), etsm); - etsm->model_cell_changed_id = gtk_signal_connect(GTK_OBJECT(model), "model_cell_changed", - GTK_SIGNAL_FUNC(model_cell_changed), etsm); - etsm->model_rows_inserted_id = gtk_signal_connect(GTK_OBJECT(model), "model_rows_inserted", - GTK_SIGNAL_FUNC(model_rows_inserted), etsm); - etsm->model_rows_deleted_id = gtk_signal_connect(GTK_OBJECT(model), "model_rows_deleted", - GTK_SIGNAL_FUNC(model_rows_deleted), etsm); - } - e_selection_model_array_confirm_row_count(E_SELECTION_MODEL_ARRAY(etsm)); -} - -inline static void -drop_model(ETableSelectionModel *etsm) -{ - if (etsm->model) { - gtk_signal_disconnect(GTK_OBJECT(etsm->model), - etsm->model_pre_change_id); - gtk_signal_disconnect(GTK_OBJECT(etsm->model), - etsm->model_changed_id); - gtk_signal_disconnect(GTK_OBJECT(etsm->model), - etsm->model_row_changed_id); - gtk_signal_disconnect(GTK_OBJECT(etsm->model), - etsm->model_cell_changed_id); - gtk_signal_disconnect(GTK_OBJECT(etsm->model), - etsm->model_rows_inserted_id); - gtk_signal_disconnect(GTK_OBJECT(etsm->model), - etsm->model_rows_deleted_id); - - gtk_object_unref(GTK_OBJECT(etsm->model)); - } - etsm->model = NULL; -} - -static void -etsm_destroy (GtkObject *object) -{ - ETableSelectionModel *etsm; - - etsm = E_TABLE_SELECTION_MODEL (object); - - if (etsm->model_changed_idle_id) { - g_source_remove(etsm->model_changed_idle_id); - } - drop_model(etsm); - free_hash(etsm); - - if (GTK_OBJECT_CLASS(parent_class)->destroy) - GTK_OBJECT_CLASS(parent_class)->destroy (object); -} - -static void -etsm_get_arg (GtkObject *o, GtkArg *arg, guint arg_id) -{ - ETableSelectionModel *etsm = E_TABLE_SELECTION_MODEL (o); - - switch (arg_id){ - case ARG_MODEL: - GTK_VALUE_OBJECT (*arg) = GTK_OBJECT(etsm->model); - break; - case ARG_HEADER: - GTK_VALUE_OBJECT (*arg) = (GtkObject *)etsm->eth; - break; - } -} - -static void -etsm_set_arg (GtkObject *o, GtkArg *arg, guint arg_id) -{ - ETableSelectionModel *etsm = E_TABLE_SELECTION_MODEL (o); - - switch (arg_id){ - case ARG_MODEL: - drop_model(etsm); - add_model(etsm, GTK_VALUE_OBJECT (*arg) ? E_TABLE_MODEL(GTK_VALUE_OBJECT (*arg)) : NULL); - break; - case ARG_HEADER: - etsm->eth = (ETableHeader *)GTK_VALUE_OBJECT (*arg); - break; - } -} - -static void -e_table_selection_model_init (ETableSelectionModel *selection) -{ - selection->model = NULL; - selection->hash = NULL; - selection->cursor_id = NULL; - - selection->model_changed_idle_id = 0; -} - -static void -e_table_selection_model_class_init (ETableSelectionModelClass *klass) -{ - GtkObjectClass *object_class; - ESelectionModelArrayClass *esma_class; - - parent_class = gtk_type_class (PARENT_TYPE); - - object_class = GTK_OBJECT_CLASS(klass); - esma_class = E_SELECTION_MODEL_ARRAY_CLASS(klass); - - object_class->destroy = etsm_destroy; - object_class->get_arg = etsm_get_arg; - object_class->set_arg = etsm_set_arg; - - esma_class->get_row_count = etsm_get_row_count; - - gtk_object_add_arg_type ("ETableSelectionModel::model", GTK_TYPE_OBJECT, - GTK_ARG_READWRITE, ARG_MODEL); - gtk_object_add_arg_type ("ETableSelectionModel::header", E_TABLE_HEADER_TYPE, - GTK_ARG_READWRITE, ARG_HEADER); -} - -E_MAKE_TYPE(e_table_selection_model, "ETableSelectionModel", ETableSelectionModel, - e_table_selection_model_class_init, e_table_selection_model_init, PARENT_TYPE) - -/** - * e_table_selection_model_new - * - * This routine creates a new #ETableSelectionModel. - * - * Returns: The new #ETableSelectionModel. - */ -ETableSelectionModel * -e_table_selection_model_new (void) -{ - return gtk_type_new (e_table_selection_model_get_type ()); -} - -static gint -etsm_get_row_count (ESelectionModelArray *esma) -{ - ETableSelectionModel *etsm = E_TABLE_SELECTION_MODEL(esma); - - if (etsm->model) - return e_table_model_row_count (etsm->model); - else - return 0; -} |