* you're new to the GtkTreeView widgets and associates, look into
* the GtkListStore example first.
*
+ * The cell renderers used in this demo are GtkCellRendererText and
+ * GtkCellRendererCombo.
*/
#include <gtk/gtk.h>
typedef struct
{
- gint number;
- gchar *product;
- gboolean editable;
+ gint number;
+ gchar *product;
}
Item;
enum
{
- COLUMN_NUMBER,
- COLUMN_PRODUCT,
- COLUMN_EDITABLE,
- NUM_COLUMNS
+ COLUMN_ITEM_NUMBER,
+ COLUMN_ITEM_PRODUCT,
+ NUM_ITEM_COLUMNS
+};
+
+enum
+{
+ COLUMN_NUMBER_TEXT,
+ NUM_NUMBER_COLUMNS
};
static GArray *articles = NULL;
foo.number = 3;
foo.product = g_strdup ("bottles of coke");
- foo.editable = TRUE;
g_array_append_vals (articles, &foo, 1);
foo.number = 5;
foo.product = g_strdup ("packages of noodles");
- foo.editable = TRUE;
g_array_append_vals (articles, &foo, 1);
foo.number = 2;
foo.product = g_strdup ("packages of chocolate chip cookies");
- foo.editable = TRUE;
g_array_append_vals (articles, &foo, 1);
foo.number = 1;
foo.product = g_strdup ("can vanilla ice cream");
- foo.editable = TRUE;
g_array_append_vals (articles, &foo, 1);
foo.number = 6;
foo.product = g_strdup ("eggs");
- foo.editable = TRUE;
g_array_append_vals (articles, &foo, 1);
}
static GtkTreeModel *
-create_model (void)
+create_items_model (void)
{
gint i = 0;
GtkListStore *model;
add_items ();
/* create list store */
- model = gtk_list_store_new (NUM_COLUMNS, G_TYPE_INT, G_TYPE_STRING,
+ model = gtk_list_store_new (NUM_ITEM_COLUMNS, G_TYPE_INT, G_TYPE_STRING,
G_TYPE_BOOLEAN);
/* add items */
gtk_list_store_append (model, &iter);
gtk_list_store_set (model, &iter,
- COLUMN_NUMBER,
+ COLUMN_ITEM_NUMBER,
g_array_index (articles, Item, i).number,
- COLUMN_PRODUCT,
+ COLUMN_ITEM_PRODUCT,
g_array_index (articles, Item, i).product,
- COLUMN_EDITABLE,
- g_array_index (articles, Item, i).editable,
-1);
}
return GTK_TREE_MODEL (model);
}
+static GtkTreeModel *
+create_numbers_model (void)
+{
+#define N_NUMBERS 10
+
+ gint i = 0;
+ GtkListStore *model;
+ GtkTreeIter iter;
+
+ /* create list store */
+ model = gtk_list_store_new (NUM_NUMBER_COLUMNS, G_TYPE_STRING, G_TYPE_INT);
+
+ /* add numbers */
+ for (i = 0; i < N_NUMBERS; i++)
+ {
+ char str[2] = { '0' + i, '\0' };
+
+ gtk_list_store_append (model, &iter);
+
+ gtk_list_store_set (model, &iter,
+ COLUMN_NUMBER_TEXT, str,
+ -1);
+ }
+
+ return GTK_TREE_MODEL (model);
+
+#undef N_NUMBERS
+}
+
static void
add_item (GtkWidget *button, gpointer data)
{
foo.number = 0;
foo.product = g_strdup ("Description here");
- foo.editable = TRUE;
g_array_append_vals (articles, &foo, 1);
gtk_list_store_append (GTK_LIST_STORE (model), &iter);
gtk_list_store_set (GTK_LIST_STORE (model), &iter,
- COLUMN_NUMBER, foo.number,
- COLUMN_PRODUCT, foo.product,
- COLUMN_EDITABLE, foo.editable,
+ COLUMN_ITEM_NUMBER, foo.number,
+ COLUMN_ITEM_PRODUCT, foo.product,
-1);
}
switch (column)
{
- case COLUMN_NUMBER:
+ case COLUMN_ITEM_NUMBER:
{
gint i;
}
break;
- case COLUMN_PRODUCT:
+ case COLUMN_ITEM_PRODUCT:
{
gint i;
gchar *old_text;
}
static void
-add_columns (GtkTreeView *treeview)
+add_columns (GtkTreeView *treeview,
+ GtkTreeModel *items_model,
+ GtkTreeModel *numbers_model)
{
GtkCellRenderer *renderer;
- GtkTreeModel *model = gtk_tree_view_get_model (treeview);
/* number column */
- renderer = gtk_cell_renderer_text_new ();
+ renderer = gtk_cell_renderer_combo_new ();
+ g_object_set (renderer,
+ "model", numbers_model,
+ "text-column", COLUMN_NUMBER_TEXT,
+ "has-entry", FALSE,
+ "editable", TRUE,
+ NULL);
g_signal_connect (renderer, "edited",
- G_CALLBACK (cell_edited), model);
- g_object_set_data (G_OBJECT (renderer), "column", (gint *)COLUMN_NUMBER);
+ G_CALLBACK (cell_edited), items_model);
+ g_object_set_data (G_OBJECT (renderer), "column", GINT_TO_POINTER (COLUMN_ITEM_NUMBER));
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
-1, "Number", renderer,
- "text", COLUMN_NUMBER,
- "editable", COLUMN_EDITABLE,
+ "text", COLUMN_ITEM_NUMBER,
NULL);
/* product column */
renderer = gtk_cell_renderer_text_new ();
+ g_object_set (renderer,
+ "editable", TRUE,
+ NULL);
g_signal_connect (renderer, "edited",
- G_CALLBACK (cell_edited), model);
- g_object_set_data (G_OBJECT (renderer), "column", (gint *)COLUMN_PRODUCT);
+ G_CALLBACK (cell_edited), items_model);
+ g_object_set_data (G_OBJECT (renderer), "column", GINT_TO_POINTER (COLUMN_ITEM_PRODUCT));
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
-1, "Product", renderer,
- "text", COLUMN_PRODUCT,
- "editable", COLUMN_EDITABLE,
+ "text", COLUMN_ITEM_PRODUCT,
NULL);
}
GtkWidget *sw;
GtkWidget *treeview;
GtkWidget *button;
- GtkTreeModel *model;
+ GtkTreeModel *items_model;
+ GtkTreeModel *numbers_model;
/* create window, etc */
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
GTK_POLICY_AUTOMATIC);
gtk_box_pack_start (GTK_BOX (vbox), sw, TRUE, TRUE, 0);
- /* create model */
- model = create_model ();
+ /* create models */
+ items_model = create_items_model ();
+ numbers_model = create_numbers_model ();
/* create tree view */
- treeview = gtk_tree_view_new_with_model (model);
- g_object_unref (model);
+ treeview = gtk_tree_view_new_with_model (items_model);
gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (treeview), TRUE);
gtk_tree_selection_set_mode (gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview)),
GTK_SELECTION_SINGLE);
- add_columns (GTK_TREE_VIEW (treeview));
+ add_columns (GTK_TREE_VIEW (treeview), items_model, numbers_model);
+
+ g_object_unref (numbers_model);
+ g_object_unref (items_model);
gtk_container_add (GTK_CONTAINER (sw), treeview);
button = gtk_button_new_with_label ("Add item");
g_signal_connect (button, "clicked",
- G_CALLBACK (add_item), model);
+ G_CALLBACK (add_item), items_model);
gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
button = gtk_button_new_with_label ("Remove item");
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