From 84c61cc48c1b71a8512020be194286d69d8ed872 Mon Sep 17 00:00:00 2001
From: Perry Werneck <perry.werneck@gmail.com>
Date: Mon, 23 Dec 2019 11:14:39 -0300
Subject: [PATCH] Implementing move rows from one view to another.

---
 src/include/pw3270/actions.h   |  1 +
 src/objects/actions/view.c     | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 src/objects/toolbar/settings.c | 40 +++++++++++++++++++++++++++++++++++++++-
 3 files changed, 88 insertions(+), 1 deletion(-)

diff --git a/src/include/pw3270/actions.h b/src/include/pw3270/actions.h
index a125a28..84fbf16 100644
--- a/src/include/pw3270/actions.h
+++ b/src/include/pw3270/actions.h
@@ -262,6 +262,7 @@
 	Pw3270ActionList	* pw3270_action_list_new(GtkApplication *application);
 	void				  pw3270_action_list_free(Pw3270ActionList *action_list);
 	void				  pw3270_action_view_set_actions(GtkWidget *view, Pw3270ActionList *list);
+	void				  pw3270_action_view_move_selected(GtkWidget *from, GtkWidget *to);
 
 	Pw3270ActionList	* pw3270_action_list_move_action(Pw3270ActionList *action_list, const gchar *action_name, GtkWidget *view);
 
diff --git a/src/objects/actions/view.c b/src/objects/actions/view.c
index 2877ad1..d64c2d1 100644
--- a/src/objects/actions/view.c
+++ b/src/objects/actions/view.c
@@ -276,3 +276,51 @@
 	g_slist_free_full((GSList *) action_list, (GDestroyNotify) list_element_free);
  }
 
+ void pw3270_action_view_move_selected(GtkWidget *from, GtkWidget *to) {
+
+	size_t ix;
+
+	//
+	// Get list of selected references.
+	//
+	GtkTreeModel * fromModel = gtk_tree_view_get_model(GTK_TREE_VIEW(from));
+	GList * list = gtk_tree_selection_get_selected_rows(
+							gtk_tree_view_get_selection(GTK_TREE_VIEW(from)),
+							&fromModel);
+
+	guint rowCount = g_list_length(list);
+
+	g_autofree GtkTreeRowReference ** rows = g_new0(GtkTreeRowReference *,rowCount);
+	GList * item = list;
+	for(ix=0;ix < rowCount && item; ix++) {
+		rows[ix] = gtk_tree_row_reference_new(fromModel,(GtkTreePath *) item->data);
+		item = g_list_next(item);
+	}
+
+	g_list_free_full(list, (GDestroyNotify) gtk_tree_path_free);
+
+	//
+	// Move references
+	//
+	for(ix = 0; ix < rowCount && rows[ix]; ix++) {
+
+		GtkTreePath * path = gtk_tree_row_reference_get_path(rows[ix]);
+
+		if(path) {
+           GtkTreeIter iter;
+
+			// Add on target widget.
+
+
+			// Remove from source widget.
+           if (gtk_tree_model_get_iter(GTK_TREE_MODEL(fromModel), &iter, path)) {
+				gtk_list_store_remove(GTK_LIST_STORE(fromModel), &iter);
+           }
+
+        }
+
+
+	}
+
+
+ }
diff --git a/src/objects/toolbar/settings.c b/src/objects/toolbar/settings.c
index 25c3593..6d89ae0 100644
--- a/src/objects/toolbar/settings.c
+++ b/src/objects/toolbar/settings.c
@@ -78,9 +78,24 @@
  	debug("%s",__FUNCTION__);
  }
 
+ static void selection_changed(GtkTreeSelection *selection, GtkWidget *button) {
+	gtk_widget_set_sensitive(button,gtk_tree_selection_count_selected_rows(selection) > 0);
+ }
+
+ void toolbar_insert(GtkButton G_GNUC_UNUSED(*button), ToolbarSettingsPage *settings) {
+ 	debug("%s(%p)",__FUNCTION__,settings);
+ 	pw3270_action_view_move_selected(settings->views[1],settings->views[0]);
+ }
+
+ void toolbar_remove(GtkButton G_GNUC_UNUSED(*button), ToolbarSettingsPage *settings) {
+ 	debug("%s(%p)",__FUNCTION__,settings);
+ 	pw3270_action_view_move_selected(settings->views[0],settings->views[1]);
+ }
+
  Pw3270SettingsPage * pw3270_toolbar_settings_new() {
 
 	size_t ix;
+	GtkTreeSelection * selection;
 
 	ToolbarSettingsPage * page = g_new0(ToolbarSettingsPage,1);
 
@@ -102,6 +117,9 @@
 
 		page->views[ix] = pw3270_action_view_new();
 
+		selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(page->views[ix]));
+		gtk_tree_selection_set_mode(selection, GTK_SELECTION_MULTIPLE);
+
 		gtk_grid_attach(
 			GTK_GRID(page->parent.widget),
 			gtk_label_new(gettext(labels[ix])),
@@ -140,17 +158,37 @@
 		gtk_button_set_relief(GTK_BUTTON(page->buttons[ix]),GTK_RELIEF_NONE);
 		gtk_widget_set_sensitive(page->buttons[ix],FALSE);
 
+		g_signal_connect(
+			gtk_tree_view_get_selection(GTK_TREE_VIEW(page->views[ix])),
+			"changed",
+			G_CALLBACK(selection_changed),
+			page->buttons[ix]
+		);
+
 	}
 
 	gtk_box_pack_start(GTK_BOX(box),page->buttons[0],FALSE,FALSE,0);
 	gtk_box_pack_end(GTK_BOX(box),page->buttons[1],FALSE,FALSE,0);
 
+	g_signal_connect(
+		page->buttons[0],
+		"clicked",
+		G_CALLBACK(toolbar_remove),
+		page
+	);
+
+	g_signal_connect(
+		page->buttons[1],
+		"clicked",
+		G_CALLBACK(toolbar_insert),
+		page
+	);
+
 	gtk_grid_attach(
 		GTK_GRID(page->parent.widget),
 		box,
 		2,2,1,1
 	);
 
-
 	return (Pw3270SettingsPage *) page;
  }
--
libgit2 0.21.2