Add the ability to add new cylinders

[ext/subsurface.git] / equipment.c

diff --git a/equipment.c b/equipment.c
index ca8c99651efbfb8f62a9f1fe9cf00248c85b5ebf..75a89a35f2d173c7e3e78622f637c69212c41634 100644 (file)
--- a/equipment.c
+++ b/equipment.c
@@ -34,6 +34,7 @@ enum {
 };
 
 static struct {
+       int max_index;
        GtkListStore *model;
        GtkWidget *tree_view;
        GtkWidget *edit, *add, *del;
@@ -234,6 +235,12 @@ void show_dive_equipment(struct dive *dive)
                        break;
        } while (--max);
 
+       cylinder_list.max_index = max;
+
+       gtk_widget_set_sensitive(cylinder_list.edit, 0);
+       gtk_widget_set_sensitive(cylinder_list.del, 0);
+       gtk_widget_set_sensitive(cylinder_list.add, max < MAX_CYLINDERS);
+
        for (i = 0; i < max; i++) {
                cylinder_t *cyl = dive->cylinder+i;
 
@@ -469,12 +476,37 @@ static void cylinder_widget(int nr, GtkListStore *model)
        gtk_spin_button_set_range(GTK_SPIN_BUTTON(cylinder->o2), 21.0, 100.0);
 }
 
+static void edit_dive_dialog(int index, GtkListStore *model, GtkTreeIter *iter)
+{
+}
+
 static void edit_cb(GtkButton *button, gpointer data)
 {
+       int index;
+       GtkTreeIter iter;
+       GtkListStore *model = cylinder_list.model;
+       GtkTreeSelection *selection;
+
+       selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(cylinder_list.tree_view));
+
+       /* Nothing selected? This shouldn't happen, since the button should be inactive */
+       if (!gtk_tree_selection_get_selected(selection, NULL, &iter))
+               return;
+
+       gtk_tree_model_get(GTK_TREE_MODEL(model), &iter, CYL_INDEX, &index, -1);
+       edit_dive_dialog(index, model, &iter);
 }
 
 static void add_cb(GtkButton *button, gpointer data)
 {
+       int index = cylinder_list.max_index;
+       GtkTreeIter iter;
+       GtkListStore *model = cylinder_list.model;
+
+       gtk_list_store_append(model, &iter);
+       edit_dive_dialog(index, model, &iter);
+       cylinder_list.max_index++;
+       gtk_widget_set_sensitive(cylinder_list.add, cylinder_list.max_index < MAX_CYLINDERS);
 }
 
 static void del_cb(GtkButton *button, gpointer data)
@@ -552,9 +584,20 @@ static void percentage_data_func(GtkTreeViewColumn *col,
        g_object_set(renderer, "text", buffer, NULL);
 }
 
+static void selection_cb(GtkTreeSelection *selection, GtkTreeModel *model)
+{
+       GtkTreeIter iter;
+       int selected;
+
+       selected = gtk_tree_selection_get_selected(selection, NULL, &iter);
+       gtk_widget_set_sensitive(cylinder_list.edit, selected);
+       gtk_widget_set_sensitive(cylinder_list.del, selected);
+}
+
 static GtkWidget *cylinder_list_create(void)
 {
        GtkWidget *tree_view;
+       GtkTreeSelection *selection;
        GtkListStore *model;
 
        model = gtk_list_store_new(CYL_COLUMNS,
@@ -569,6 +612,11 @@ static GtkWidget *cylinder_list_create(void)
                );
        cylinder_list.model = model;
        tree_view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(model));
+
+       selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(tree_view));
+       gtk_tree_selection_set_mode(GTK_TREE_SELECTION(selection), GTK_SELECTION_BROWSE);
+       g_signal_connect(selection, "changed", G_CALLBACK(selection_cb), model);
+
        cylinder_list.desc = tree_view_column(tree_view, CYL_DESC, "Type", NULL, PANGO_ALIGN_LEFT, TRUE);
        cylinder_list.size = tree_view_column(tree_view, CYL_SIZE, "Size", size_data_func, PANGO_ALIGN_RIGHT, TRUE);
        cylinder_list.workp = tree_view_column(tree_view, CYL_WORKP, "MaxPress", pressure_data_func, PANGO_ALIGN_RIGHT, TRUE);