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Diffstat (limited to 'widgets/e-text/e-text-model.c')
-rw-r--r-- | widgets/e-text/e-text-model.c | 244 |
1 files changed, 0 insertions, 244 deletions
diff --git a/widgets/e-text/e-text-model.c b/widgets/e-text/e-text-model.c deleted file mode 100644 index 6ca650867c..0000000000 --- a/widgets/e-text/e-text-model.c +++ /dev/null @@ -1,244 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* ETextModel - Text item model for evolution. - * Copyright (C) 2000 Helix Code, Inc. - * - * Author: Chris Lahey <clahey@umich.edu> - * - * A majority of code taken from: - * - * Text item type for GnomeCanvas widget - * - * GnomeCanvas is basically a port of the Tk toolkit's most excellent - * canvas widget. Tk is copyrighted by the Regents of the University - * of California, Sun Microsystems, and other parties. - * - * Copyright (C) 1998 The Free Software Foundation - * - * Author: Federico Mena <federico@nuclecu.unam.mx> */ - -#include <config.h> -#include <ctype.h> -#include "e-text-model.h" - -enum { - E_TEXT_MODEL_CHANGED, - E_TEXT_MODEL_LAST_SIGNAL -}; - -static guint e_text_model_signals[E_TEXT_MODEL_LAST_SIGNAL] = { 0 }; - -static void e_text_model_class_init (ETextModelClass *class); -static void e_text_model_init (ETextModel *model); -static void e_text_model_destroy (GtkObject *object); - -static gchar *e_text_model_real_get_text(ETextModel *model); -static void e_text_model_real_set_text(ETextModel *model, gchar *text); -static void e_text_model_real_insert(ETextModel *model, gint postion, gchar *text); -static void e_text_model_real_insert_length(ETextModel *model, gint postion, gchar *text, gint length); -static void e_text_model_real_delete(ETextModel *model, gint postion, gint length); - -static GtkObject *parent_class; - - - -/** - * e_text_model_get_type: - * @void: - * - * Registers the &ETextModel class if necessary, and returns the type ID - * associated to it. - * - * Return value: The type ID of the &ETextModel class. - **/ -GtkType -e_text_model_get_type (void) -{ - static GtkType model_type = 0; - - if (!model_type) { - GtkTypeInfo model_info = { - "ETextModel", - sizeof (ETextModel), - sizeof (ETextModelClass), - (GtkClassInitFunc) e_text_model_class_init, - (GtkObjectInitFunc) e_text_model_init, - NULL, /* reserved_1 */ - NULL, /* reserved_2 */ - (GtkClassInitFunc) NULL - }; - - model_type = gtk_type_unique (gtk_object_get_type (), &model_info); - } - - return model_type; -} - -/* Class initialization function for the text item */ -static void -e_text_model_class_init (ETextModelClass *klass) -{ - GtkObjectClass *object_class; - - object_class = (GtkObjectClass *) klass; - - parent_class = gtk_type_class (gtk_object_get_type ()); - - e_text_model_signals[E_TEXT_MODEL_CHANGED] = - gtk_signal_new ("changed", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETextModelClass, changed), - gtk_marshal_NONE__NONE, - GTK_TYPE_NONE, 0); - - gtk_object_class_add_signals (object_class, e_text_model_signals, E_TEXT_MODEL_LAST_SIGNAL); - - klass->changed = NULL; - klass->get_text = e_text_model_real_get_text; - klass->set_text = e_text_model_real_set_text; - klass->insert = e_text_model_real_insert; - klass->insert_length = e_text_model_real_insert_length; - klass->delete = e_text_model_real_delete; - - object_class->destroy = e_text_model_destroy; -} - -/* Object initialization function for the text item */ -static void -e_text_model_init (ETextModel *model) -{ - model->text = NULL; -} - -/* Destroy handler for the text item */ -static void -e_text_model_destroy (GtkObject *object) -{ - ETextModel *model; - - g_return_if_fail (object != NULL); - g_return_if_fail (E_IS_TEXT_MODEL (object)); - - model = E_TEXT_MODEL (object); - - if (model->text) - g_free (model->text); - - if (GTK_OBJECT_CLASS (parent_class)->destroy) - (* GTK_OBJECT_CLASS (parent_class)->destroy) (object); -} - -static gchar * -e_text_model_real_get_text(ETextModel *model) -{ - if (model->text) - return model->text; - else - return ""; -} - -static void -e_text_model_real_set_text(ETextModel *model, gchar *text) -{ - if (model->text) - g_free(model->text); - model->text = g_strdup(text); - e_text_model_changed(model); -} - -static void -e_text_model_real_insert(ETextModel *model, gint position, gchar *text) -{ - gchar *temp = g_strdup_printf("%.*s%s%s", position, model->text, text, model->text + position); - if (model->text) - g_free(model->text); - model->text = temp; - e_text_model_changed(model); -} - -static void -e_text_model_real_insert_length(ETextModel *model, gint position, gchar *text, gint length) -{ - gchar *temp = g_strdup_printf("%.*s%.*s%s", position, model->text, length, text, model->text + position); - if (model->text) - g_free(model->text); - model->text = temp; - e_text_model_changed(model); -} - -static void -e_text_model_real_delete(ETextModel *model, gint position, gint length) -{ - memmove(model->text + position, model->text + position + length, strlen(model->text + position + length) + 1); - e_text_model_changed(model); -} - -void -e_text_model_changed(ETextModel *model) -{ - g_return_if_fail (model != NULL); - g_return_if_fail (E_IS_TEXT_MODEL (model)); - - gtk_signal_emit (GTK_OBJECT (model), - e_text_model_signals [E_TEXT_MODEL_CHANGED]); -} - -gchar * -e_text_model_get_text(ETextModel *model) -{ - g_return_val_if_fail (model != NULL, NULL); - g_return_val_if_fail (E_IS_TEXT_MODEL (model), NULL); - - if ( E_TEXT_MODEL_CLASS(GTK_OBJECT(model)->klass)->get_text ) - return E_TEXT_MODEL_CLASS(GTK_OBJECT(model)->klass)->get_text(model); - else - return ""; -} - -void -e_text_model_set_text(ETextModel *model, gchar *text) -{ - g_return_if_fail (model != NULL); - g_return_if_fail (E_IS_TEXT_MODEL (model)); - - if ( E_TEXT_MODEL_CLASS(GTK_OBJECT(model)->klass)->set_text ) - E_TEXT_MODEL_CLASS(GTK_OBJECT(model)->klass)->set_text(model, text); -} - -void -e_text_model_insert(ETextModel *model, gint position, gchar *text) -{ - g_return_if_fail (model != NULL); - g_return_if_fail (E_IS_TEXT_MODEL (model)); - - if ( E_TEXT_MODEL_CLASS(GTK_OBJECT(model)->klass)->insert ) - E_TEXT_MODEL_CLASS(GTK_OBJECT(model)->klass)->insert(model, position, text); -} - -void -e_text_model_insert_length(ETextModel *model, gint position, gchar *text, gint length) -{ - g_return_if_fail (model != NULL); - g_return_if_fail (E_IS_TEXT_MODEL (model)); - - if ( E_TEXT_MODEL_CLASS(GTK_OBJECT(model)->klass)->insert_length ) - E_TEXT_MODEL_CLASS(GTK_OBJECT(model)->klass)->insert_length(model, position, text, length); -} - -void -e_text_model_delete(ETextModel *model, gint position, gint length) -{ - g_return_if_fail (model != NULL); - g_return_if_fail (E_IS_TEXT_MODEL (model)); - - if ( E_TEXT_MODEL_CLASS(GTK_OBJECT(model)->klass)->delete ) - E_TEXT_MODEL_CLASS(GTK_OBJECT(model)->klass)->delete(model, position, length); -} - -ETextModel * -e_text_model_new(void) -{ - ETextModel *model = gtk_type_new (e_text_model_get_type ()); - model->text = g_strdup(""); - return model; -} |