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8985b107c3
2001-05-09 Michael Natterer <mitch@gimp.org> * configure.in * app/Makefile.am: added new directory app/core/ for the core object system. * app/gimage_mask.[ch] * app/gimpbrush-header.h * app/gimpbrush.[ch] * app/gimpbrushgenerated.[ch] * app/gimpbrushpipe.[ch] * app/gimpchannel.[ch] * app/gimpcontainer.[ch] * app/gimpcontext.[ch] * app/gimpdata.[ch] * app/gimpdatafactory.[ch] * app/gimpdatalist.h * app/gimpdrawable-desaturate.[ch] * app/gimpdrawable-equalize.[ch] * app/gimpdrawable-invert.[ch] * app/gimpdrawable-offset.[ch] * app/gimpdrawable-preview.[ch] * app/gimpdrawable.[ch] * app/gimpgradient.[ch] * app/gimpimage-convert.[ch] * app/gimpimage-duplicate.[ch] * app/gimpimage-undo.[ch] * app/gimpimage.[ch] * app/gimplayer.[ch] * app/gimplayermask.[ch] * app/gimplist.[ch] * app/gimpmarshal.[ch] * app/gimpobject.[ch] * app/gimppalette-import.[ch] * app/gimppalette.[ch] * app/gimppattern-header.h * app/gimppattern.[ch] * app/gimpundo.[ch] * app/gimpundostack.[ch] * app/gimpviewable.[ch]: removed these files... * app/core/*: ...and added them here. * app/*.c * app/gui/*.c * app/pdb/*.c * app/tools/*.c * app/widgets/*.c * plug-ins/common/gbr.c * plug-ins/common/gih.c * plug-ins/common/pat.c * po/POTFILES.in * tools/pdbgen/Makefile.am * tools/pdbgen/enums.pl * tools/pdbgen/pdb.pl * tools/pdbgen/pdb/*.pdb: changed accordingly.
438 lines
13 KiB
C
438 lines
13 KiB
C
/* The GIMP -- an image manipulation program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* gimpcontainerlistview.c
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* Copyright (C) 2001 Michael Natterer
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <stdio.h>
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#include <gtk/gtk.h>
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#include "widgets-types.h"
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#include "core/gimpcontainer.h"
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#include "core/gimpcontext.h"
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#include "gimpcontainerlistview.h"
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#include "gimpdnd.h"
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#include "gimplistitem.h"
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#include "gimppreview.h"
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static void gimp_container_list_view_class_init (GimpContainerListViewClass *klass);
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static void gimp_container_list_view_init (GimpContainerListView *panel);
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static void gimp_container_list_view_destroy (GtkObject *object);
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static gpointer gimp_container_list_view_insert_item (GimpContainerView *view,
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GimpViewable *viewable,
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gint index);
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static void gimp_container_list_view_remove_item (GimpContainerView *view,
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GimpViewable *viewable,
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gpointer insert_data);
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static void gimp_container_list_view_reorder_item (GimpContainerView *view,
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GimpViewable *viewable,
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gint new_index,
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gpointer insert_data);
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static void gimp_container_list_view_select_item (GimpContainerView *view,
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GimpViewable *viewable,
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gpointer insert_data);
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static void gimp_container_list_view_clear_items (GimpContainerView *view);
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static void gimp_container_list_view_set_preview_size (GimpContainerView *view);
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static void gimp_container_list_view_item_selected (GtkWidget *widget,
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GtkWidget *child,
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gpointer data);
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static gint gimp_container_list_view_item_activated (GtkWidget *widget,
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GdkEventButton *bevent,
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gpointer data);
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static GimpContainerViewClass *parent_class = NULL;
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GtkType
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gimp_container_list_view_get_type (void)
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{
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static guint list_view_type = 0;
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if (! list_view_type)
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{
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GtkTypeInfo list_view_info =
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{
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"GimpContainerListView",
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sizeof (GimpContainerListView),
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sizeof (GimpContainerListViewClass),
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(GtkClassInitFunc) gimp_container_list_view_class_init,
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(GtkObjectInitFunc) gimp_container_list_view_init,
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/* reserved_1 */ NULL,
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/* reserved_2 */ NULL,
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(GtkClassInitFunc) NULL
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};
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list_view_type = gtk_type_unique (GIMP_TYPE_CONTAINER_VIEW,
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&list_view_info);
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}
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return list_view_type;
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}
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static void
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gimp_container_list_view_class_init (GimpContainerListViewClass *klass)
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{
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GtkObjectClass *object_class;
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GimpContainerViewClass *container_view_class;
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object_class = (GtkObjectClass *) klass;
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container_view_class = (GimpContainerViewClass *) klass;
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parent_class = gtk_type_class (GIMP_TYPE_CONTAINER_VIEW);
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object_class->destroy = gimp_container_list_view_destroy;
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container_view_class->insert_item = gimp_container_list_view_insert_item;
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container_view_class->remove_item = gimp_container_list_view_remove_item;
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container_view_class->reorder_item = gimp_container_list_view_reorder_item;
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container_view_class->select_item = gimp_container_list_view_select_item;
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container_view_class->clear_items = gimp_container_list_view_clear_items;
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container_view_class->set_preview_size = gimp_container_list_view_set_preview_size;
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}
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static void
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gimp_container_list_view_init (GimpContainerListView *list_view)
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{
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list_view->scrolled_win = gtk_scrolled_window_new (NULL, NULL);
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gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (list_view->scrolled_win),
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GTK_POLICY_AUTOMATIC,
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GTK_POLICY_AUTOMATIC);
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gtk_box_pack_start (GTK_BOX (list_view), list_view->scrolled_win,
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TRUE, TRUE, 0);
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list_view->gtk_list = gtk_list_new ();
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gtk_scrolled_window_add_with_viewport
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(GTK_SCROLLED_WINDOW (list_view->scrolled_win),
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list_view->gtk_list);
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gtk_list_set_selection_mode (GTK_LIST (list_view->gtk_list),
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GTK_SELECTION_SINGLE);
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gtk_container_set_focus_vadjustment
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(GTK_CONTAINER (list_view->gtk_list),
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gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW
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(list_view->scrolled_win)));
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GTK_WIDGET_UNSET_FLAGS (GTK_SCROLLED_WINDOW
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(list_view->scrolled_win)->vscrollbar,
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GTK_CAN_FOCUS);
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gtk_signal_connect_while_alive
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(GTK_OBJECT (list_view->gtk_list), "select_child",
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GTK_SIGNAL_FUNC (gimp_container_list_view_item_selected),
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list_view,
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GTK_OBJECT (list_view));
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gtk_widget_show (list_view->gtk_list);
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gtk_widget_show (list_view->scrolled_win);
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}
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static void
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gimp_container_list_view_destroy (GtkObject *object)
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{
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GimpContainerListView *list_view;
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list_view = GIMP_CONTAINER_LIST_VIEW (object);
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if (GTK_OBJECT_CLASS (parent_class)->destroy)
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GTK_OBJECT_CLASS (parent_class)->destroy (object);
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}
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GtkWidget *
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gimp_container_list_view_new (GimpContainer *container,
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GimpContext *context,
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gint preview_size,
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gint min_items_x,
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gint min_items_y)
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{
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GimpContainerListView *list_view;
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GimpContainerView *view;
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gint window_border;
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g_return_val_if_fail (! container || GIMP_IS_CONTAINER (container), NULL);
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g_return_val_if_fail (! context || GIMP_IS_CONTEXT (context), NULL);
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g_return_val_if_fail (preview_size > 0 && preview_size <= 64, NULL);
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g_return_val_if_fail (min_items_x > 0 && min_items_x <= 64, NULL);
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g_return_val_if_fail (min_items_y > 0 && min_items_y <= 64, NULL);
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list_view = gtk_type_new (GIMP_TYPE_CONTAINER_LIST_VIEW);
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view = GIMP_CONTAINER_VIEW (list_view);
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view->preview_size = preview_size;
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window_border =
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GTK_SCROLLED_WINDOW (list_view->scrolled_win)->vscrollbar->requisition.width +
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GTK_SCROLLED_WINDOW_CLASS (GTK_OBJECT (list_view->scrolled_win)->klass)->scrollbar_spacing +
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list_view->scrolled_win->style->klass->xthickness * 4;
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gtk_widget_set_usize (list_view->gtk_list->parent,
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(preview_size + 2) * min_items_x + window_border,
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(preview_size + 6) * min_items_y + window_border);
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if (container)
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gimp_container_view_set_container (view, container);
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gimp_container_view_set_context (view, context);
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return GTK_WIDGET (list_view);
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}
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/* GimpContainerView methods */
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static gpointer
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gimp_container_list_view_insert_item (GimpContainerView *view,
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GimpViewable *viewable,
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gint index)
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{
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GimpContainerListView *list_view;
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GtkWidget *list_item;
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GList *list;
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list_view = GIMP_CONTAINER_LIST_VIEW (view);
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list_item = gimp_list_item_new (viewable, view->preview_size);
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gimp_list_item_set_name_func (GIMP_LIST_ITEM (list_item),
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view->get_name_func);
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gtk_signal_connect (GTK_OBJECT (list_item), "button_press_event",
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GTK_SIGNAL_FUNC (gimp_container_list_view_item_activated),
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list_view);
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gtk_widget_show (list_item);
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list = g_list_prepend (NULL, list_item);
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if (index == -1)
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gtk_list_append_items (GTK_LIST (list_view->gtk_list), list);
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else
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gtk_list_insert_items (GTK_LIST (list_view->gtk_list), list, index);
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return (gpointer) list_item;
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}
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static void
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gimp_container_list_view_remove_item (GimpContainerView *view,
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GimpViewable *viewable,
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gpointer insert_data)
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{
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GimpContainerListView *list_view;
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GtkWidget *list_item;
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list_view = GIMP_CONTAINER_LIST_VIEW (view);
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if (insert_data)
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list_item = GTK_WIDGET (insert_data);
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else
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list_item = NULL;
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if (list_item)
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{
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GList *list;
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list = g_list_prepend (NULL, list_item);
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gtk_list_remove_items (GTK_LIST (list_view->gtk_list), list);
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}
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}
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static void
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gimp_container_list_view_reorder_item (GimpContainerView *view,
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GimpViewable *viewable,
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gint new_index,
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gpointer insert_data)
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{
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GimpContainerListView *list_view;
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GtkWidget *list_item;
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gboolean selected;
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list_view = GIMP_CONTAINER_LIST_VIEW (view);
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if (insert_data)
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list_item = GTK_WIDGET (insert_data);
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else
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list_item = NULL;
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if (list_item)
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{
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GList *list;
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list = g_list_prepend (NULL, list_item);
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selected = GTK_WIDGET_STATE (list_item) == GTK_STATE_SELECTED;
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gtk_object_ref (GTK_OBJECT (list_item));
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gtk_list_remove_items (GTK_LIST (list_view->gtk_list), list);
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if (new_index == -1 || new_index == view->container->num_children - 1)
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gtk_list_append_items (GTK_LIST (list_view->gtk_list), list);
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else
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gtk_list_insert_items (GTK_LIST (list_view->gtk_list), list, new_index);
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if (selected)
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gimp_container_view_select_item (view, viewable);
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gtk_object_unref (GTK_OBJECT (list_item));
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}
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}
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static void
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gimp_container_list_view_select_item (GimpContainerView *view,
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GimpViewable *viewable,
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gpointer insert_data)
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{
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GimpContainerListView *list_view;
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GtkWidget *list_item;
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list_view = GIMP_CONTAINER_LIST_VIEW (view);
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if (insert_data)
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list_item = GTK_WIDGET (insert_data);
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else
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list_item = NULL;
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if (list_item)
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{
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GtkAdjustment *adj;
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gint item_height;
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gint index;
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adj = gtk_scrolled_window_get_vadjustment
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(GTK_SCROLLED_WINDOW (list_view->scrolled_win));
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item_height = list_item->requisition.height;
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index = gimp_container_get_child_index (view->container,
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GIMP_OBJECT (viewable));
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gtk_signal_handler_block_by_func (GTK_OBJECT (list_view->gtk_list),
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gimp_container_list_view_item_selected,
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list_view);
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gtk_list_select_child (GTK_LIST (list_view->gtk_list), list_item);
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gtk_signal_handler_unblock_by_func (GTK_OBJECT (list_view->gtk_list),
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gimp_container_list_view_item_selected,
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list_view);
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if (index * item_height < adj->value)
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{
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gtk_adjustment_set_value (adj, index * item_height);
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}
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else if ((index + 1) * item_height > adj->value + adj->page_size)
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{
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gtk_adjustment_set_value (adj,
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(index + 1) * item_height - adj->page_size);
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}
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}
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else
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{
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gtk_list_unselect_all (GTK_LIST (list_view->gtk_list));
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}
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}
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static void
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gimp_container_list_view_clear_items (GimpContainerView *view)
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{
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GimpContainerListView *list_view;
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list_view = GIMP_CONTAINER_LIST_VIEW (view);
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gtk_list_clear_items (GTK_LIST (list_view->gtk_list), 0, -1);
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if (GIMP_CONTAINER_VIEW_CLASS (parent_class)->clear_items)
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GIMP_CONTAINER_VIEW_CLASS (parent_class)->clear_items (view);
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}
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static void
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gimp_container_list_view_set_preview_size (GimpContainerView *view)
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{
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GimpContainerListView *list_view;
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GList *list;
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list_view = GIMP_CONTAINER_LIST_VIEW (view);
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for (list = GTK_LIST (list_view->gtk_list)->children;
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list;
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list = g_list_next (list))
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{
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gimp_list_item_set_preview_size (GIMP_LIST_ITEM (list->data),
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view->preview_size);
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}
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gtk_widget_queue_resize (list_view->gtk_list);
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}
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/* GtkClist callbacks */
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static void
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gimp_container_list_view_item_selected (GtkWidget *widget,
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GtkWidget *child,
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gpointer data)
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{
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GimpViewable *viewable;
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viewable = GIMP_PREVIEW (GIMP_LIST_ITEM (child)->preview)->viewable;
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gimp_container_view_item_selected (GIMP_CONTAINER_VIEW (data), viewable);
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}
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/* GtkListItem callbacks */
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static gint
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gimp_container_list_view_item_activated (GtkWidget *widget,
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GdkEventButton *bevent,
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gpointer data)
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{
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GimpViewable *viewable;
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viewable = GIMP_PREVIEW (GIMP_LIST_ITEM (widget)->preview)->viewable;
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switch (bevent->button)
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{
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case 1:
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if (bevent->type == GDK_2BUTTON_PRESS)
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gimp_container_view_item_activated (GIMP_CONTAINER_VIEW (data),
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viewable);
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break;
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case 3:
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gimp_container_view_item_selected (GIMP_CONTAINER_VIEW (data),
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viewable);
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gimp_container_view_item_context (GIMP_CONTAINER_VIEW (data),
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viewable);
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break;
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}
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return FALSE;
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}
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