diff options
Diffstat (limited to 'app/widgets/gimppluginview.c')
| -rw-r--r-- | app/widgets/gimppluginview.c | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/app/widgets/gimppluginview.c b/app/widgets/gimppluginview.c new file mode 100644 index 0000000..43058b3 --- /dev/null +++ b/app/widgets/gimppluginview.c @@ -0,0 +1,227 @@ +/* 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); +} |