1 files changed, 452 insertions, 0 deletions
diff --git a/plug-ins/imagemap/imap_selection.c b/plug-ins/imagemap/imap_selection.c
new file mode 100644
index 0000000..4713d17
--- /dev/null
+++ b/plug-ins/imagemap/imap_selection.c
@@ -0,0 +1,452 @@
+/*
+ * This is a plug-in for GIMP.
+ *
+ * Generates clickable image maps.
+ *
+ * Copyright (C) 1998-2005 Maurits Rijk  m.rijk@chello.nl
+ *
+ * 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 <stdio.h>
+
+#include "libgimp/gimp.h"
+#include "libgimp/gimpui.h"
+
+#include "imap_commands.h"
+#include "imap_main.h"
+#include "imap_menu.h"
+#include "imap_selection.h"
+
+#include "libgimp/stdplugins-intl.h"
+
+
+static void
+changed_cb(GtkTreeSelection *selection, gpointer param)
+{
+  Selection_t *data = (Selection_t*) param;
+
+  if (data->select_lock)
+    {
+      data->select_lock = FALSE;
+    } else
+      {
+        Command_t *command, *sub_command;
+        GtkTreeModel *model;
+        GList *list, *selected_rows;
+
+        selected_rows = gtk_tree_selection_get_selected_rows (selection,
+                                                              &model);
+
+        command = subcommand_start (NULL);
+        sub_command = unselect_all_command_new (data->object_list, NULL);
+        command_add_subcommand (command, sub_command);
+
+        for (list = selected_rows; list; list = list->next)
+          {
+            Object_t *obj;
+            GtkTreeIter iter;
+            GtkTreePath *path = (GtkTreePath*) list->data;
+
+            gtk_tree_model_get_iter (model, &iter, path);
+            gtk_tree_model_get (model, &iter, 0, &obj, -1);
+
+            sub_command = select_command_new (obj);
+            command_add_subcommand (command, sub_command);
+          }
+
+        command_set_name (command, sub_command->name);
+        subcommand_end ();
+
+        command_execute (command);
+
+        g_list_free_full (selected_rows, (GDestroyNotify) gtk_tree_path_free);
+      }
+}
+
+static gboolean
+button_press_cb(GtkWidget *widget, GdkEventButton *event, Selection_t *data)
+{
+  if (event->button == 1) {
+    if (data->doubleclick) {
+      GtkTreePath *path;
+
+      data->doubleclick = FALSE;
+
+      if (gtk_tree_view_get_path_at_pos (GTK_TREE_VIEW (widget),
+                                         (gint) event->x, (gint) event->y,
+                                         &path, NULL, NULL, NULL)) {
+        GtkTreeIter iter;
+
+        if (gtk_tree_model_get_iter (GTK_TREE_MODEL (data->store), &iter,
+                                     path)) {
+          Object_t *obj;
+          gtk_tree_model_get (GTK_TREE_MODEL(data->store), &iter, 0, &obj, -1);
+          object_edit (obj, TRUE);
+        }
+        gtk_tree_path_free (path);
+      }
+    } else {
+      data->doubleclick = TRUE;
+    }
+  }
+  return FALSE;
+}
+
+static gboolean
+button_release_cb(GtkWidget *widget, GdkEventButton *event, Selection_t *data)
+{
+  if (event->button == 1)
+    data->doubleclick = FALSE;
+  return FALSE;
+}
+
+static void
+selection_set_selected(Selection_t *selection, gint row)
+{
+  GtkTreeIter iter;
+
+  if (gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (selection->store), &iter,
+                                     NULL, row)) {
+    Object_t *obj;
+
+    gtk_tree_model_get (GTK_TREE_MODEL(selection->store), &iter, 0, &obj, -1);
+
+    selection->select_lock = TRUE;
+
+    if (obj->selected) {
+      gtk_tree_selection_select_iter (selection->selection, &iter);
+    } else {
+      gtk_tree_selection_unselect_iter (selection->selection, &iter);
+    }
+  }
+}
+
+static void
+object_added_cb(Object_t *obj, gpointer data)
+{
+  Selection_t *selection = (Selection_t*) data;
+  GtkTreeIter iter;
+  gint position = object_get_position_in_list (obj);
+
+  selection->nr_rows++;
+  if (position < selection->nr_rows - 1) {
+    gtk_list_store_insert (selection->store, &iter, position);
+  } else {
+    gtk_list_store_append (selection->store, &iter);
+  }
+  gtk_list_store_set (selection->store, &iter, 0, obj, -1);
+}
+
+static gboolean
+selection_find_object(Selection_t *selection, Object_t *lookup,
+                      GtkTreeIter *iter)
+{
+  if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (selection->store),
+                                     iter)) {
+    do {
+      Object_t *obj;
+
+      gtk_tree_model_get (GTK_TREE_MODEL(selection->store), iter, 0,
+                          &obj, -1);
+      if (obj == lookup)
+        return TRUE;
+
+    } while (gtk_tree_model_iter_next (GTK_TREE_MODEL (selection->store),
+                                       iter));
+  }
+  return FALSE;
+}
+
+static void
+object_updated_cb(Object_t *obj, gpointer data)
+{
+  Selection_t *selection = (Selection_t*) data;
+  GtkTreeIter iter;
+
+  if (selection_find_object (selection, obj, &iter)) {
+    GtkTreePath *path;
+
+    path = gtk_tree_model_get_path (GTK_TREE_MODEL (selection->store), &iter);
+    gtk_tree_model_row_changed (GTK_TREE_MODEL (selection->store), path,
+                                &iter);
+  }
+}
+
+static void
+object_removed_cb(Object_t *obj, gpointer data)
+{
+  Selection_t *selection = (Selection_t*) data;
+  GtkTreeIter iter;
+
+  if (selection_find_object (selection, obj, &iter)) {
+    gtk_list_store_remove (GTK_LIST_STORE (selection->store), &iter);
+  }
+}
+
+static void
+object_selected_cb(Object_t *obj, gpointer data)
+{
+  Selection_t *selection = (Selection_t*) data;
+  gint position = object_get_position_in_list (obj);
+  selection_set_selected (selection, position);
+}
+
+static void
+object_moved_cb(Object_t *obj, gpointer data)
+{
+  Selection_t *selection = (Selection_t*) data;
+  selection->select_lock = TRUE;
+}
+
+static const GtkTargetEntry target_table[] =
+{
+  {"STRING",     0, 1 },
+  {"text/plain", 0, 2 }
+};
+
+static Object_t*
+selection_get_object (GtkTreeModel *tree_model, GtkTreeIter *iter)
+{
+  Object_t *obj;
+  gtk_tree_model_get (tree_model, iter, 0, &obj, -1);
+  return obj;
+}
+
+static void
+handle_drop(GtkWidget *widget, GdkDragContext *context, gint x, gint y,
+            GtkSelectionData *data, guint info, guint time)
+{
+  gboolean success = FALSE;
+
+  if (gtk_selection_data_get_length (data) >= 0 &&
+      gtk_selection_data_get_format (data) == 8)
+    {
+      GtkTreePath *path;
+
+      if (gtk_tree_view_get_path_at_pos (GTK_TREE_VIEW (widget), x, y,
+                                         &path, NULL, NULL, NULL))
+        {
+          GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW (widget));
+          GtkTreeIter iter;
+
+          if (gtk_tree_model_get_iter (model, &iter, path))
+            {
+              Object_t *obj = selection_get_object (model, &iter);
+
+              if (!obj->locked)
+                {
+                  command_list_add(edit_object_command_new (obj));
+                  object_set_url (obj, (const gchar *) gtk_selection_data_get_data (data));
+                  object_emit_update_signal (obj);
+                  success = TRUE;
+                }
+            }
+          gtk_tree_path_free (path);
+        }
+    }
+  gtk_drag_finish(context, success, FALSE, time);
+}
+
+static void
+render_image (GtkTreeViewColumn *column, GtkCellRenderer *cell,
+              GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data)
+{
+  Object_t *obj = selection_get_object (tree_model, iter);
+  g_object_set(cell, "stock-id", object_get_stock_icon_name(obj), NULL);
+}
+
+static void
+render_nr (GtkTreeViewColumn *column, GtkCellRenderer *cell,
+           GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data)
+{
+  Object_t *obj = selection_get_object (tree_model, iter);
+  gchar *scratch;
+
+  scratch = g_strdup_printf ("%d", object_get_position_in_list (obj) + 1);
+  g_object_set (cell, "text", scratch, NULL);
+  g_free (scratch);
+}
+
+static void
+render_url (GtkTreeViewColumn *column, GtkCellRenderer *cell,
+            GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data)
+{
+  Object_t *obj = selection_get_object (tree_model, iter);
+  g_object_set (cell, "text", obj->url, NULL);
+}
+
+static void
+render_target (GtkTreeViewColumn *column, GtkCellRenderer *cell,
+               GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data)
+{
+  Object_t *obj = selection_get_object (tree_model, iter);
+  g_object_set (cell, "text", obj->target, NULL);
+}
+
+static void
+render_comment (GtkTreeViewColumn *column, GtkCellRenderer *cell,
+                GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data)
+{
+  Object_t *obj = selection_get_object (tree_model, iter);
+  g_object_set (cell, "text", obj->comment, NULL);
+}
+
+Selection_t*
+make_selection(ObjectList_t *object_list)
+{
+  Selection_t *data = g_new(Selection_t, 1);
+  GtkWidget *swin, *frame, *hbox;
+  GtkWidget *toolbar;
+  GtkWidget *list;
+  GtkCellRenderer *renderer;
+  GtkTreeViewColumn *column;
+
+  data->object_list = object_list;
+  data->selected_child = NULL;
+  data->is_visible = TRUE;
+  data->nr_rows = 0;
+  data->select_lock = FALSE;
+  data->doubleclick = FALSE;
+
+  data->container = frame = gtk_frame_new(NULL);
+  gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_IN);
+  gtk_widget_show(frame);
+
+  hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
+  gtk_container_add(GTK_CONTAINER(frame), hbox);
+  gtk_widget_show(hbox);
+
+  toolbar = make_selection_toolbar ();
+  gtk_box_pack_start (GTK_BOX (hbox), toolbar, TRUE, TRUE, 0);
+
+  /* Create selection */
+  frame = gimp_frame_new (_("Selection"));
+  gtk_box_pack_start (GTK_BOX (hbox), frame, TRUE, TRUE, 0);
+  gtk_widget_show (frame);
+
+  data->store = gtk_list_store_new (1, G_TYPE_POINTER);
+  data->list = gtk_tree_view_new_with_model (GTK_TREE_MODEL (data->store));
+  list = data->list;
+  g_object_unref (data->store);
+
+  renderer = gtk_cell_renderer_text_new ();
+  column = gtk_tree_view_column_new_with_attributes (N_("#"),
+                                                     renderer,
+                                                     NULL);
+  gtk_tree_view_column_set_cell_data_func (column, renderer,
+                                           render_nr, data, NULL);
+  gtk_tree_view_column_set_min_width (column, 16);
+  gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
+  gtk_tree_view_column_set_alignment (column, 0.5);
+  gtk_tree_view_append_column (GTK_TREE_VIEW (list), column);
+
+  column = gtk_tree_view_column_new ();
+  gtk_tree_view_column_set_title (column, _("URL"));
+
+  renderer = gtk_cell_renderer_pixbuf_new ();
+  gtk_tree_view_column_pack_start(column, renderer, FALSE);
+  gtk_tree_view_column_set_cell_data_func (column, renderer,
+                                           render_image, data, NULL);
+
+  renderer = gtk_cell_renderer_text_new ();
+  gtk_tree_view_column_pack_start (column, renderer, TRUE);
+  gtk_tree_view_column_set_cell_data_func (column, renderer, render_url, data,
+                                           NULL);
+  gtk_tree_view_column_set_min_width (column, 80);
+  gtk_tree_view_column_set_resizable (column, TRUE);
+  gtk_tree_view_column_set_alignment (column, 0.5);
+
+  gtk_tree_view_append_column (GTK_TREE_VIEW (list), column);
+
+  renderer = gtk_cell_renderer_text_new ();
+  column = gtk_tree_view_column_new_with_attributes (_("ALT Text"), renderer,
+                                                     NULL);
+  gtk_tree_view_column_set_cell_data_func (column, renderer, render_comment,
+                                           data, NULL);
+  gtk_tree_view_column_set_min_width (column, 64);
+  gtk_tree_view_column_set_resizable (column, TRUE);
+  gtk_tree_view_column_set_alignment (column, 0.5);
+  gtk_tree_view_append_column (GTK_TREE_VIEW (list), column);
+
+  renderer = gtk_cell_renderer_text_new ();
+  column = gtk_tree_view_column_new_with_attributes (_("Target"), renderer,
+                                                     NULL);
+  gtk_tree_view_column_set_cell_data_func (column, renderer,
+                                           render_target, data, NULL);
+  gtk_tree_view_column_set_min_width (column, 64);
+  gtk_tree_view_column_set_resizable (column, TRUE);
+  gtk_tree_view_column_set_alignment (column, 0.5);
+  gtk_tree_view_append_column (GTK_TREE_VIEW (list), column);
+
+
+  /* Create scrollable window */
+  swin = gtk_scrolled_window_new (NULL, NULL);
+  gtk_widget_set_size_request (swin, 16 + 80 + 2 * 64 + 16, -1);
+  gtk_container_add (GTK_CONTAINER(frame), swin);
+  gtk_widget_show (swin);
+
+  gtk_container_add (GTK_CONTAINER (swin), list);
+  gtk_widget_show (list);
+
+  /* Drop support */
+  gtk_drag_dest_set (list, GTK_DEST_DEFAULT_ALL, target_table, 2,
+                     GDK_ACTION_COPY);
+  g_signal_connect (list, "drag-data-received", G_CALLBACK(handle_drop), NULL);
+
+  /* For handling doubleclick */
+
+  g_signal_connect (list, "button-press-event",
+                    G_CALLBACK(button_press_cb), data);
+  g_signal_connect (list, "button-release-event",
+                    G_CALLBACK(button_release_cb), data);
+
+  /* Callbacks we are interested in */
+  data->selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (list));
+  gtk_tree_selection_set_mode (data->selection, GTK_SELECTION_MULTIPLE);
+  g_signal_connect (data->selection, "changed", G_CALLBACK(changed_cb), data);
+
+  /* Set object list callbacks we're interested in */
+  object_list_add_add_cb (object_list, object_added_cb, data);
+  object_list_add_update_cb (object_list, object_updated_cb, data);
+  object_list_add_remove_cb (object_list, object_removed_cb, data);
+  object_list_add_select_cb (object_list, object_selected_cb, data);
+  object_list_add_move_cb (object_list, object_moved_cb, data);
+
+  return data;
+}
+
+void
+selection_toggle_visibility(Selection_t *selection)
+{
+  /* Toggle */
+  selection->is_visible = ! selection->is_visible;
+
+  /* Adapt to new state */
+  gtk_widget_set_visible (selection->container,
+                          selection->is_visible);
+}
+
+void
+selection_freeze(Selection_t *selection)
+{
+}
+
+void
+selection_thaw(Selection_t *selection)
+{
+}