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author | nobody <nobody@localhost> | 2003-04-02 01:15:53 +0800 |
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committer | nobody <nobody@localhost> | 2003-04-02 01:15:53 +0800 |
commit | 2e5b2bbb530b642dda56b332cfd93810ac415098 (patch) | |
tree | e2b63c11a404a5dd99d407c989c8846fd0d5379d /widgets/misc/e-reflow-model.c | |
parent | 5cda225087bfdc66e19edb703689e8af655e171c (diff) | |
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This commit was manufactured by cvs2svn to create tagEVOLUTION_1_2_4
'EVOLUTION_1_2_4'.
svn path=/tags/EVOLUTION_1_2_4/; revision=20614
Diffstat (limited to 'widgets/misc/e-reflow-model.c')
-rw-r--r-- | widgets/misc/e-reflow-model.c | 355 |
1 files changed, 0 insertions, 355 deletions
diff --git a/widgets/misc/e-reflow-model.c b/widgets/misc/e-reflow-model.c deleted file mode 100644 index 33a5498df5..0000000000 --- a/widgets/misc/e-reflow-model.c +++ /dev/null @@ -1,355 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * e-reflow-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-reflow-model.h" -#include "gal/util/e-util.h" - -#define PARENT_TYPE G_TYPE_OBJECT - -#define d(x) - -d(static gint depth = 0;) - - -static GObjectClass *e_reflow_model_parent_class; - -enum { - MODEL_CHANGED, - COMPARISON_CHANGED, - MODEL_ITEMS_INSERTED, - MODEL_ITEM_CHANGED, - MODEL_ITEM_REMOVED, - LAST_SIGNAL -}; - -static guint e_reflow_model_signals [LAST_SIGNAL] = { 0, }; - -/** - * e_reflow_model_set_width: - * @e_reflow_model: The e-reflow-model to operate on - * @width: The new value for the width of each item. - */ -void -e_reflow_model_set_width (EReflowModel *e_reflow_model, int width) -{ - g_return_if_fail (e_reflow_model != NULL); - g_return_if_fail (E_IS_REFLOW_MODEL (e_reflow_model)); - - E_REFLOW_MODEL_GET_CLASS (e_reflow_model)->set_width (e_reflow_model, width); -} - -/** - * e_reflow_model_count: - * @e_reflow_model: The e-reflow-model to operate on - * - * Returns: the number of items in the reflow model. - */ -int -e_reflow_model_count (EReflowModel *e_reflow_model) -{ - g_return_val_if_fail (e_reflow_model != NULL, 0); - g_return_val_if_fail (E_IS_REFLOW_MODEL (e_reflow_model), 0); - - return E_REFLOW_MODEL_GET_CLASS (e_reflow_model)->count (e_reflow_model); -} - -/** - * e_reflow_model_height: - * @e_reflow_model: The e-reflow-model to operate on - * @n: The item number to get the height of. - * @parent: The parent GnomeCanvasItem. - * - * Returns: the height of the nth item. - */ -int -e_reflow_model_height (EReflowModel *e_reflow_model, int n, GnomeCanvasGroup *parent) -{ - g_return_val_if_fail (e_reflow_model != NULL, 0); - g_return_val_if_fail (E_IS_REFLOW_MODEL (e_reflow_model), 0); - - return E_REFLOW_MODEL_GET_CLASS (e_reflow_model)->height (e_reflow_model, n, parent); -} - -/** - * e_reflow_model_incarnate: - * @e_reflow_model: The e-reflow-model to operate on - * @n: The item to create. - * @parent: The parent GnomeCanvasItem to create a child of. - * - * Create a GnomeCanvasItem to represent the nth piece of data. - * - * Returns: the new GnomeCanvasItem. - */ -GnomeCanvasItem * -e_reflow_model_incarnate (EReflowModel *e_reflow_model, int n, GnomeCanvasGroup *parent) -{ - g_return_val_if_fail (e_reflow_model != NULL, NULL); - g_return_val_if_fail (E_IS_REFLOW_MODEL (e_reflow_model), NULL); - - return E_REFLOW_MODEL_GET_CLASS (e_reflow_model)->incarnate (e_reflow_model, n, parent); -} - -/** - * e_reflow_model_compare: - * @e_reflow_model: The e-reflow-model to operate on - * @n1: The first item to compare - * @n2: The second item to compare - * - * Compares item n1 and item n2 to see which should come first. - * - * Returns: strcmp like semantics for the comparison value. - */ -int -e_reflow_model_compare (EReflowModel *e_reflow_model, int n1, int n2) -{ -#if 0 - g_return_val_if_fail (e_reflow_model != NULL, 0); - g_return_val_if_fail (E_IS_REFLOW_MODEL (e_reflow_model), 0); -#endif - - return E_REFLOW_MODEL_GET_CLASS (e_reflow_model)->compare (e_reflow_model, n1, n2); -} - -/** - * e_reflow_model_reincarnate: - * @e_reflow_model: The e-reflow-model to operate on - * @n: The item to create. - * @item: The item to reuse. - * - * Update item to represent the nth piece of data. - */ -void -e_reflow_model_reincarnate (EReflowModel *e_reflow_model, int n, GnomeCanvasItem *item) -{ - g_return_if_fail (e_reflow_model != NULL); - g_return_if_fail (E_IS_REFLOW_MODEL (e_reflow_model)); - - E_REFLOW_MODEL_GET_CLASS (e_reflow_model)->reincarnate (e_reflow_model, n, item); -} - -static void -e_reflow_model_class_init (GObjectClass *object_class) -{ - EReflowModelClass *klass = E_REFLOW_MODEL_CLASS(object_class); - e_reflow_model_parent_class = g_type_class_ref (PARENT_TYPE); - - e_reflow_model_signals [MODEL_CHANGED] = - g_signal_new ("model_changed", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EReflowModelClass, model_changed), - NULL, NULL, - e_marshal_NONE__NONE, - G_TYPE_NONE, 0); - - e_reflow_model_signals [COMPARISON_CHANGED] = - g_signal_new ("comparison_changed", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EReflowModelClass, comparison_changed), - NULL, NULL, - e_marshal_NONE__NONE, - G_TYPE_NONE, 0); - - e_reflow_model_signals [MODEL_ITEMS_INSERTED] = - g_signal_new ("model_items_inserted", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EReflowModelClass, model_items_inserted), - NULL, NULL, - e_marshal_NONE__INT_INT, - G_TYPE_NONE, 2, G_TYPE_INT, G_TYPE_INT); - - e_reflow_model_signals [MODEL_ITEM_CHANGED] = - g_signal_new ("model_item_changed", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EReflowModelClass, model_item_changed), - NULL, NULL, - e_marshal_NONE__INT, - G_TYPE_NONE, 1, G_TYPE_INT); - - e_reflow_model_signals [MODEL_ITEM_REMOVED] = - g_signal_new ("model_item_removed", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EReflowModelClass, model_item_removed), - NULL, NULL, - e_marshal_NONE__INT, - G_TYPE_NONE, 1, G_TYPE_INT); - - klass->set_width = NULL; - klass->count = NULL; - klass->height = NULL; - klass->incarnate = NULL; - klass->reincarnate = NULL; - - klass->model_changed = NULL; - klass->comparison_changed = NULL; - klass->model_items_inserted = NULL; - klass->model_item_removed = NULL; - klass->model_item_changed = NULL; -} - -static void -e_reflow_model_init (GObject *object) -{ -} - -E_MAKE_TYPE(e_reflow_model, "EReflowModel", EReflowModel, - e_reflow_model_class_init, e_reflow_model_init, PARENT_TYPE) - -#if d(!)0 -static void -print_tabs (void) -{ - int i; - for (i = 0; i < depth; i++) - g_print("\t"); -} -#endif - -/** - * e_reflow_model_changed: - * @e_reflow_model: the reflow model to notify of the change - * - * Use this function to notify any views of this reflow model that - * the contents of the reflow model have changed. This will emit - * the signal "model_changed" on the @e_reflow_model object. - * - * It is preferable to use the e_reflow_model_item_changed() signal to - * notify of smaller changes than to invalidate the entire model, as - * the views might have ways of caching the information they render - * from the model. - */ -void -e_reflow_model_changed (EReflowModel *e_reflow_model) -{ - g_return_if_fail (e_reflow_model != NULL); - g_return_if_fail (E_IS_REFLOW_MODEL (e_reflow_model)); - - d(print_tabs()); - d(g_print("Emitting model_changed on model 0x%p.\n", e_reflow_model)); - d(depth++); - g_signal_emit (e_reflow_model, - e_reflow_model_signals [MODEL_CHANGED], 0); - d(depth--); -} - -/** - * e_reflow_model_comparison_changed: - * @e_reflow_model: the reflow model to notify of the change - * - * Use this function to notify any views of this reflow model that the - * sorting has changed. The actual contents of the items hasn't, so - * there's no need to re-query the model for the heights of the - * individual items. - */ -void -e_reflow_model_comparison_changed (EReflowModel *e_reflow_model) -{ - g_return_if_fail (e_reflow_model != NULL); - g_return_if_fail (E_IS_REFLOW_MODEL (e_reflow_model)); - - d(print_tabs()); - d(g_print("Emitting comparison_changed on model 0x%p.\n", e_reflow_model)); - d(depth++); - g_signal_emit (e_reflow_model, - e_reflow_model_signals [COMPARISON_CHANGED], 0); - d(depth--); -} - -/** - * e_reflow_model_items_inserted: - * @e_reflow_model: The model changed. - * @position: The position the items were insert in. - * @count: The number of items inserted. - * - * Use this function to notify any views of the reflow model that a number of items have been inserted. - **/ -void -e_reflow_model_items_inserted (EReflowModel *e_reflow_model, int position, int count) -{ - g_return_if_fail (e_reflow_model != NULL); - g_return_if_fail (E_IS_REFLOW_MODEL (e_reflow_model)); - - d(print_tabs()); - d(g_print("Emitting items_inserted on model 0x%p, position=%d, count=%d.\n", e_reflow_model, position, count)); - d(depth++); - g_signal_emit (e_reflow_model, - e_reflow_model_signals [MODEL_ITEMS_INSERTED], 0, - position, count); - d(depth--); -} - -/** - * e_reflow_model_item_removed: - * @e_reflow_model: The model changed. - * @n: The position from which the items were removed. - * - * Use this function to notify any views of the reflow model that an - * item has been removed. - **/ -void -e_reflow_model_item_removed (EReflowModel *e_reflow_model, - int n) -{ - g_return_if_fail (e_reflow_model != NULL); - g_return_if_fail (E_IS_REFLOW_MODEL (e_reflow_model)); - - d(print_tabs()); - d(g_print("Emitting item_removed on model 0x%p, n=%d.\n", e_reflow_model, n)); - d(depth++); - g_signal_emit (e_reflow_model, - e_reflow_model_signals [MODEL_ITEM_REMOVED], 0, - n); - d(depth--); -} - - -/** - * e_reflow_model_item_changed: - * @e_reflow_model: the reflow model to notify of the change - * @item: the item that was changed in the model. - * - * Use this function to notify any views of the reflow model that the - * contents of item @item have changed in model such that the height - * has changed or the item needs to be reincarnated. This function - * will emit the "model_item_changed" signal on the @e_reflow_model - * object - */ -void -e_reflow_model_item_changed (EReflowModel *e_reflow_model, int n) -{ - g_return_if_fail (e_reflow_model != NULL); - g_return_if_fail (E_IS_REFLOW_MODEL (e_reflow_model)); - - d(print_tabs()); - d(g_print("Emitting item_changed on model 0x%p, n=%d.\n", e_reflow_model, n)); - d(depth++); - g_signal_emit (e_reflow_model, - e_reflow_model_signals [MODEL_ITEM_CHANGED], 0, - n); - d(depth--); -} |