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-rw-r--r--app/widgets/gimppluginview.c227
1 files changed, 227 insertions, 0 deletions
diff --git a/app/widgets/gimppluginview.c b/app/widgets/gimppluginview.c
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+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimppluginview.c
+ * Copyright (C) 2017 Michael Natterer <mitch@gimp.org>
+ * Copyright (C) 2004 Sven Neumann <sven@gimp.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <gtk/gtk.h>
+#include <gegl.h>
+
+#include "libgimpconfig/gimpconfig.h"
+
+#include "widgets-types.h"
+
+#include "core/gimpmarshal.h"
+
+#include "plug-in/gimppluginprocedure.h"
+
+#include "gimppluginview.h"
+
+#include "gimp-intl.h"
+
+
+enum
+{
+ COLUMN_FILE,
+ COLUMN_PATH,
+ N_COLUMNS
+};
+
+enum
+{
+ CHANGED,
+ LAST_SIGNAL
+};
+
+
+static void gimp_plug_in_view_finalize (GObject *object);
+
+static void gimp_plug_in_view_selection_changed (GtkTreeSelection *selection,
+ GimpPlugInView *view);
+
+
+G_DEFINE_TYPE (GimpPlugInView, gimp_plug_in_view, GTK_TYPE_TREE_VIEW)
+
+#define parent_class gimp_plug_in_view_parent_class
+
+static guint view_signals[LAST_SIGNAL] = { 0 };
+
+
+static void
+gimp_plug_in_view_class_init (GimpPlugInViewClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->finalize = gimp_plug_in_view_finalize;
+
+ klass->changed = NULL;
+
+ view_signals[CHANGED] = g_signal_new ("changed",
+ G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (GimpPlugInViewClass,
+ changed),
+ NULL, NULL,
+ gimp_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
+}
+
+static void
+gimp_plug_in_view_init (GimpPlugInView *view)
+{
+ view->plug_in_hash = g_hash_table_new_full (g_file_hash,
+ (GEqualFunc) g_file_equal,
+ (GDestroyNotify) g_object_unref,
+ (GDestroyNotify) g_free);
+}
+
+static void
+gimp_plug_in_view_finalize (GObject *object)
+{
+ GimpPlugInView *view = GIMP_PLUG_IN_VIEW (object);
+
+ g_clear_pointer (&view->plug_in_hash, g_hash_table_unref);
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+GtkWidget *
+gimp_plug_in_view_new (GSList *procedures)
+{
+ GtkTreeView *view;
+ GtkTreeViewColumn *column;
+ GtkCellRenderer *cell;
+ GtkListStore *store;
+ GSList *list;
+
+ store = gtk_list_store_new (N_COLUMNS,
+ G_TYPE_FILE, /* COLUMN_FILE */
+ G_TYPE_STRING); /* COLUMN_PATH */
+
+ view = g_object_new (GIMP_TYPE_PLUG_IN_VIEW,
+ "model", store,
+ NULL);
+
+ g_object_unref (store);
+
+ for (list = procedures; list; list = g_slist_next (list))
+ {
+ GimpPlugInProcedure *proc = list->data;
+ GFile *file = gimp_plug_in_procedure_get_file (proc);
+
+ if (! g_hash_table_lookup (GIMP_PLUG_IN_VIEW (view)->plug_in_hash, file))
+ {
+ GtkTreeIter iter;
+ gchar *path = gimp_file_get_config_path (file, NULL);
+
+ gtk_list_store_append (store, &iter);
+ gtk_list_store_set (store, &iter,
+ COLUMN_FILE, file,
+ COLUMN_PATH, path,
+ -1);
+
+ g_free (path);
+
+ g_hash_table_insert (GIMP_PLUG_IN_VIEW (view)->plug_in_hash,
+ g_object_ref (file),
+ g_memdup (&iter, sizeof (GtkTreeIter)));
+ }
+ }
+
+ column = gtk_tree_view_column_new ();
+ gtk_tree_view_column_set_title (column, _("Plug-In"));
+ gtk_tree_view_column_set_expand (column, TRUE);
+
+ cell = gtk_cell_renderer_text_new ();
+ gtk_tree_view_column_pack_start (column, cell, TRUE);
+ gtk_tree_view_column_set_attributes (column, cell,
+ "text", COLUMN_PATH,
+ NULL);
+
+ gtk_tree_view_append_column (view, column);
+
+ g_signal_connect (gtk_tree_view_get_selection (view), "changed",
+ G_CALLBACK (gimp_plug_in_view_selection_changed),
+ view);
+
+ return GTK_WIDGET (view);
+}
+
+gchar *
+gimp_plug_in_view_get_plug_in (GimpPlugInView *view)
+{
+ GtkTreeModel *model;
+ GtkTreeSelection *selection;
+ GtkTreeIter iter;
+
+ g_return_val_if_fail (GIMP_IS_PLUG_IN_VIEW (view), NULL);
+
+ selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (view));
+
+ if (gtk_tree_selection_get_selected (selection, &model, &iter))
+ {
+ gchar *path;
+
+ gtk_tree_model_get (model, &iter,
+ COLUMN_PATH, &path,
+ -1);
+
+ return path;
+ }
+
+ return NULL;
+}
+
+gboolean
+gimp_plug_in_view_set_plug_in (GimpPlugInView *view,
+ const gchar *path)
+{
+ GFile *file;
+ GtkTreeIter *iter;
+ GtkTreeSelection *selection;
+
+ g_return_val_if_fail (GIMP_IS_PLUG_IN_VIEW (view), FALSE);
+
+ file = gimp_file_new_for_config_path (path, NULL);
+
+ iter = g_hash_table_lookup (view->plug_in_hash, file);
+
+ g_object_unref (file);
+
+ selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (view));
+
+ if (iter)
+ {
+ gtk_tree_selection_select_iter (selection, iter);
+
+ return TRUE;
+ }
+
+ gtk_tree_selection_unselect_all (selection);
+
+ return FALSE;
+}
+
+static void
+gimp_plug_in_view_selection_changed (GtkTreeSelection *selection,
+ GimpPlugInView *view)
+{
+ g_signal_emit (view, view_signals[CHANGED], 0);
+}