445 lines
16 KiB
C
445 lines
16 KiB
C
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/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* pikacontainerentry.c
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* Copyright (C) 2003 Michael Natterer <mitch@gimp.org>
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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 3 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, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <string.h>
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libpikawidgets/pikawidgets.h"
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#include "widgets-types.h"
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#include "core/pikacontainer.h"
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#include "core/pikacontext.h"
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#include "core/pikaviewable.h"
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#include "pikacellrendererviewable.h"
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#include "pikacontainerentry.h"
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#include "pikacontainertreestore.h"
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#include "pikacontainerview.h"
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#include "pikaviewrenderer.h"
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static void pika_container_entry_view_iface_init (PikaContainerViewInterface *iface);
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static void pika_container_entry_finalize (GObject *object);
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static void pika_container_entry_set_context (PikaContainerView *view,
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PikaContext *context);
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static gpointer pika_container_entry_insert_item (PikaContainerView *view,
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PikaViewable *viewable,
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gpointer parent_insert_data,
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gint index);
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static void pika_container_entry_remove_item (PikaContainerView *view,
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PikaViewable *viewable,
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gpointer insert_data);
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static void pika_container_entry_reorder_item (PikaContainerView *view,
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PikaViewable *viewable,
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gint new_index,
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gpointer insert_data);
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static void pika_container_entry_rename_item (PikaContainerView *view,
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PikaViewable *viewable,
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gpointer insert_data);
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static gboolean pika_container_entry_select_items(PikaContainerView *view,
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GList *items,
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GList *paths);
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static void pika_container_entry_clear_items (PikaContainerView *view);
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static void pika_container_entry_set_view_size (PikaContainerView *view);
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static gint pika_container_entry_get_selected (PikaContainerView *view,
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GList **items,
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GList **items_data);
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static void pika_container_entry_changed (GtkEntry *entry,
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PikaContainerView *view);
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static void pika_container_entry_match_selected (GtkEntryCompletion *widget,
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GtkTreeModel *model,
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GtkTreeIter *iter,
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PikaContainerView *view);
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G_DEFINE_TYPE_WITH_CODE (PikaContainerEntry, pika_container_entry,
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GTK_TYPE_ENTRY,
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G_IMPLEMENT_INTERFACE (PIKA_TYPE_CONTAINER_VIEW,
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pika_container_entry_view_iface_init))
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#define parent_class pika_container_entry_parent_class
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static PikaContainerViewInterface *parent_view_iface = NULL;
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static void
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pika_container_entry_class_init (PikaContainerEntryClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->set_property = pika_container_view_set_property;
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object_class->get_property = pika_container_view_get_property;
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object_class->finalize = pika_container_entry_finalize;
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pika_container_view_install_properties (object_class);
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}
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static void
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pika_container_entry_view_iface_init (PikaContainerViewInterface *iface)
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{
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parent_view_iface = g_type_interface_peek_parent (iface);
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if (! parent_view_iface)
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parent_view_iface = g_type_default_interface_peek (PIKA_TYPE_CONTAINER_VIEW);
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iface->set_context = pika_container_entry_set_context;
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iface->insert_item = pika_container_entry_insert_item;
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iface->remove_item = pika_container_entry_remove_item;
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iface->reorder_item = pika_container_entry_reorder_item;
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iface->rename_item = pika_container_entry_rename_item;
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iface->select_items = pika_container_entry_select_items;
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iface->clear_items = pika_container_entry_clear_items;
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iface->set_view_size = pika_container_entry_set_view_size;
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iface->get_selected = pika_container_entry_get_selected;
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iface->insert_data_free = (GDestroyNotify) gtk_tree_iter_free;
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}
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static void
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pika_container_entry_init (PikaContainerEntry *entry)
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{
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GtkEntryCompletion *completion;
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GtkTreeModel *model;
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GtkCellRenderer *cell;
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GType types[PIKA_CONTAINER_TREE_STORE_N_COLUMNS];
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gint n_types = 0;
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entry->viewable = NULL;
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completion = g_object_new (GTK_TYPE_ENTRY_COMPLETION,
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"inline-completion", FALSE,
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"popup-single-match", TRUE,
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"popup-set-width", FALSE,
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NULL);
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pika_container_tree_store_columns_init (types, &n_types);
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model = pika_container_tree_store_new (PIKA_CONTAINER_VIEW (entry),
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n_types, types);
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pika_container_tree_store_set_use_name (PIKA_CONTAINER_TREE_STORE (model),
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TRUE);
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gtk_entry_completion_set_model (completion, model);
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g_object_unref (model);
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gtk_entry_set_completion (GTK_ENTRY (entry), completion);
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g_signal_connect (completion, "match-selected",
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G_CALLBACK (pika_container_entry_match_selected),
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entry);
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g_object_unref (completion);
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/* FIXME: This can be done better with GTK+ 2.6. */
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cell = pika_cell_renderer_viewable_new ();
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gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (completion), cell, FALSE);
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gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (completion), cell,
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"renderer",
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PIKA_CONTAINER_TREE_STORE_COLUMN_RENDERER,
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NULL);
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pika_container_tree_store_add_renderer_cell (PIKA_CONTAINER_TREE_STORE (model),
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cell, -1);
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gtk_entry_completion_set_text_column (completion,
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PIKA_CONTAINER_TREE_STORE_COLUMN_NAME);
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g_signal_connect (entry, "changed",
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G_CALLBACK (pika_container_entry_changed),
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entry);
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}
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GtkWidget *
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pika_container_entry_new (PikaContainer *container,
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PikaContext *context,
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gint view_size,
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gint view_border_width)
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{
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GtkWidget *entry;
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PikaContainerView *view;
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g_return_val_if_fail (container == NULL || PIKA_IS_CONTAINER (container),
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NULL);
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g_return_val_if_fail (context == NULL || PIKA_IS_CONTEXT (context), NULL);
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entry = g_object_new (PIKA_TYPE_CONTAINER_ENTRY, NULL);
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view = PIKA_CONTAINER_VIEW (entry);
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pika_container_view_set_view_size (view, view_size, view_border_width);
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if (container)
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pika_container_view_set_container (view, container);
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if (context)
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pika_container_view_set_context (view, context);
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return entry;
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}
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/* PikaContainerView methods */
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static GtkTreeModel *
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pika_container_entry_get_model (PikaContainerView *view)
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{
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GtkEntryCompletion *completion;
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completion = gtk_entry_get_completion (GTK_ENTRY (view));
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if (completion)
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return gtk_entry_completion_get_model (completion);
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return NULL;
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}
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static void
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pika_container_entry_finalize (GObject *object)
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{
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PikaContainerEntry *entry = PIKA_CONTAINER_ENTRY (object);
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g_clear_weak_pointer (&entry->viewable);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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static void
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pika_container_entry_set_context (PikaContainerView *view,
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PikaContext *context)
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{
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GtkTreeModel *model = pika_container_entry_get_model (view);
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parent_view_iface->set_context (view, context);
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if (model)
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pika_container_tree_store_set_context (PIKA_CONTAINER_TREE_STORE (model),
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context);
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}
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static gpointer
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pika_container_entry_insert_item (PikaContainerView *view,
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PikaViewable *viewable,
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gpointer parent_insert_data,
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gint index)
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{
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GtkTreeModel *model = pika_container_entry_get_model (view);
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return pika_container_tree_store_insert_item (PIKA_CONTAINER_TREE_STORE (model),
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viewable,
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parent_insert_data,
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index);
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}
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static void
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pika_container_entry_remove_item (PikaContainerView *view,
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PikaViewable *viewable,
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gpointer insert_data)
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{
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GtkTreeModel *model = pika_container_entry_get_model (view);
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pika_container_tree_store_remove_item (PIKA_CONTAINER_TREE_STORE (model),
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viewable,
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insert_data);
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}
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static void
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pika_container_entry_reorder_item (PikaContainerView *view,
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PikaViewable *viewable,
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gint new_index,
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gpointer insert_data)
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{
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GtkTreeModel *model = pika_container_entry_get_model (view);
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pika_container_tree_store_reorder_item (PIKA_CONTAINER_TREE_STORE (model),
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viewable,
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new_index,
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insert_data);
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}
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static void
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pika_container_entry_rename_item (PikaContainerView *view,
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PikaViewable *viewable,
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gpointer insert_data)
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{
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PikaContainerEntry *container_entry = PIKA_CONTAINER_ENTRY (view);
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GtkEntry *entry = GTK_ENTRY (view);
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GtkTreeModel *model = pika_container_entry_get_model (view);
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if (viewable == container_entry->viewable)
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{
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g_signal_handlers_block_by_func (entry,
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pika_container_entry_changed,
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view);
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gtk_entry_set_text (entry, pika_object_get_name (viewable));
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g_signal_handlers_unblock_by_func (entry,
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pika_container_entry_changed,
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view);
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}
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pika_container_tree_store_rename_item (PIKA_CONTAINER_TREE_STORE (model),
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viewable,
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insert_data);
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}
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static gboolean
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pika_container_entry_select_items (PikaContainerView *view,
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GList *viewables,
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GList *paths)
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{
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PikaContainerEntry *container_entry = PIKA_CONTAINER_ENTRY (view);
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GtkEntry *entry = GTK_ENTRY (view);
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PikaViewable *viewable = NULL;
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/* XXX Only support 1 selected viewable for now. */
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if (viewables)
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viewable = viewables->data;
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g_signal_handlers_block_by_func (entry,
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pika_container_entry_changed,
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view);
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g_set_weak_pointer (&container_entry->viewable, viewable);
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if (viewable)
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{
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gtk_entry_set_icon_from_icon_name (entry,
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GTK_ENTRY_ICON_SECONDARY,
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NULL);
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}
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else
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{
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/* The selected item does not exist. */
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gtk_entry_set_icon_from_icon_name (entry,
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GTK_ENTRY_ICON_SECONDARY,
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PIKA_ICON_MASCOT_EEK);
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}
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gtk_entry_set_text (entry, viewable? pika_object_get_name (viewable) : "");
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g_signal_handlers_unblock_by_func (entry,
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pika_container_entry_changed,
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view);
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return TRUE;
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}
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static void
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pika_container_entry_clear_items (PikaContainerView *view)
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{
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GtkTreeModel *model = pika_container_entry_get_model (view);
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/* model is NULL in dispose() */
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if (model)
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pika_container_tree_store_clear_items (PIKA_CONTAINER_TREE_STORE (model));
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parent_view_iface->clear_items (view);
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}
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static void
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pika_container_entry_set_view_size (PikaContainerView *view)
|
||
|
|
{
|
||
|
|
GtkTreeModel *model = pika_container_entry_get_model (view);
|
||
|
|
|
||
|
|
pika_container_tree_store_set_view_size (PIKA_CONTAINER_TREE_STORE (model));
|
||
|
|
}
|
||
|
|
|
||
|
|
static gint
|
||
|
|
pika_container_entry_get_selected (PikaContainerView *view,
|
||
|
|
GList **items,
|
||
|
|
GList **items_data)
|
||
|
|
{
|
||
|
|
PikaContainerEntry *container_entry = PIKA_CONTAINER_ENTRY (view);
|
||
|
|
|
||
|
|
if (items)
|
||
|
|
{
|
||
|
|
if (container_entry->viewable != NULL)
|
||
|
|
*items = g_list_prepend (NULL, container_entry->viewable);
|
||
|
|
else
|
||
|
|
*items = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
return container_entry->viewable == NULL ? 0 : 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_container_entry_changed (GtkEntry *entry,
|
||
|
|
PikaContainerView *view)
|
||
|
|
{
|
||
|
|
PikaContainerEntry *container_entry = PIKA_CONTAINER_ENTRY (entry);
|
||
|
|
PikaContainer *container = pika_container_view_get_container (view);
|
||
|
|
PikaObject *object;
|
||
|
|
const gchar *text;
|
||
|
|
|
||
|
|
if (! container)
|
||
|
|
return;
|
||
|
|
|
||
|
|
text = gtk_entry_get_text (entry);
|
||
|
|
object = pika_container_get_child_by_name (container, text);
|
||
|
|
|
||
|
|
g_set_weak_pointer (&container_entry->viewable, PIKA_VIEWABLE (object));
|
||
|
|
|
||
|
|
if (container_entry->viewable)
|
||
|
|
{
|
||
|
|
pika_container_view_item_selected (view, container_entry->viewable);
|
||
|
|
|
||
|
|
gtk_entry_set_icon_from_icon_name (entry,
|
||
|
|
GTK_ENTRY_ICON_SECONDARY,
|
||
|
|
NULL);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
/* While editing the entry, show EEK for non-existent item. */
|
||
|
|
gtk_entry_set_icon_from_icon_name (entry,
|
||
|
|
GTK_ENTRY_ICON_SECONDARY,
|
||
|
|
PIKA_ICON_MASCOT_EEK);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_container_entry_match_selected (GtkEntryCompletion *widget,
|
||
|
|
GtkTreeModel *model,
|
||
|
|
GtkTreeIter *iter,
|
||
|
|
PikaContainerView *view)
|
||
|
|
{
|
||
|
|
PikaViewRenderer *renderer;
|
||
|
|
|
||
|
|
gtk_tree_model_get (model, iter,
|
||
|
|
PIKA_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
|
||
|
|
-1);
|
||
|
|
|
||
|
|
pika_container_view_item_selected (view, renderer->viewable);
|
||
|
|
g_object_unref (renderer);
|
||
|
|
}
|
