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gtk/tests/testtreecolumns.c

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/* testtreecolumns.c
* Copyright (C) 2001 Red Hat, Inc
* Author: Jonathan Blandford
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <gtk/gtk.h>
/*
* README README README README README README README README README README
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*
* DO NOT!!! I REPEAT DO NOT! EVER LOOK AT THIS CODE AS AN EXAMPLE OF WHAT YOUR
* CODE SHOULD LOOK LIKE.
*
* IT IS VERY CONFUSING, AND IS MEANT TO TEST A LOT OF CODE IN THE TREE. WHILE
* IT IS ACTUALLY CORRECT CODE, IT IS NOT USEFUL.
*/
GtkWidget *left_tree_view;
GtkWidget *top_right_tree_view;
GtkWidget *bottom_right_tree_view;
GtkTreeModel *left_tree_model;
GtkTreeModel *top_right_tree_model;
GtkTreeModel *bottom_right_tree_model;
GtkWidget *sample_tree_view_top;
GtkWidget *sample_tree_view_bottom;
#define column_data "my_column_data"
static void move_row (GtkTreeModel *src,
GtkTreeIter *src_iter,
GtkTreeModel *dest,
GtkTreeIter *dest_iter);
/* Kids, don't try this at home. */
/* Small GtkTreeModel to model columns */
typedef struct _ViewColumnModel ViewColumnModel;
typedef struct _ViewColumnModelClass ViewColumnModelClass;
struct _ViewColumnModel
{
GObject parent;
GtkTreeView *view;
GList *columns;
gint stamp;
};
struct _ViewColumnModelClass
{
GObjectClass parent_class;
};
static void view_column_model_init (ViewColumnModel *model)
{
model->stamp = g_random_int ();
}
static gint
view_column_model_get_n_columns (GtkTreeModel *tree_model)
{
return 2;
}
static GType
view_column_model_get_column_type (GtkTreeModel *tree_model,
gint index)
{
switch (index)
{
case 0:
return G_TYPE_STRING;
case 1:
return GTK_TYPE_TREE_VIEW_COLUMN;
default:
return G_TYPE_INVALID;
}
}
static gboolean
view_column_model_get_iter (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreePath *path)
{
ViewColumnModel *view_model = (ViewColumnModel *)tree_model;
GList *list;
gint i;
g_return_val_if_fail (gtk_tree_path_get_depth (path) > 0, FALSE);
i = gtk_tree_path_get_indices (path)[0];
list = g_list_nth (view_model->columns, i);
if (list == NULL)
return FALSE;
iter->stamp = view_model->stamp;
iter->user_data = list;
return TRUE;
}
static GtkTreePath *
view_column_model_get_path (GtkTreeModel *tree_model,
GtkTreeIter *iter)
{
ViewColumnModel *view_model = (ViewColumnModel *)tree_model;
GtkTreePath *retval;
GList *list;
gint i = 0;
g_return_val_if_fail (iter->stamp == view_model->stamp, NULL);
for (list = view_model->columns; list; list = list->next)
{
if (list == (GList *)iter->user_data)
break;
i++;
}
if (list == NULL)
return NULL;
retval = gtk_tree_path_new ();
gtk_tree_path_append_index (retval, i);
return retval;
}
static void
view_column_model_get_value (GtkTreeModel *tree_model,
GtkTreeIter *iter,
gint column,
GValue *value)
{
ViewColumnModel *view_model = (ViewColumnModel *)tree_model;
g_return_if_fail (column < 2);
g_return_if_fail (view_model->stamp == iter->stamp);
g_return_if_fail (iter->user_data != NULL);
if (column == 0)
{
g_value_init (value, G_TYPE_STRING);
g_value_set_string (value, gtk_tree_view_column_get_title (GTK_TREE_VIEW_COLUMN (((GList *)iter->user_data)->data)));
}
else
{
g_value_init (value, GTK_TYPE_TREE_VIEW_COLUMN);
g_value_set_object (value, ((GList *)iter->user_data)->data);
}
}
static gboolean
view_column_model_iter_next (GtkTreeModel *tree_model,
GtkTreeIter *iter)
{
ViewColumnModel *view_model = (ViewColumnModel *)tree_model;
g_return_val_if_fail (view_model->stamp == iter->stamp, FALSE);
g_return_val_if_fail (iter->user_data != NULL, FALSE);
iter->user_data = ((GList *)iter->user_data)->next;
return iter->user_data != NULL;
}
static gboolean
view_column_model_iter_children (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent)
{
ViewColumnModel *view_model = (ViewColumnModel *)tree_model;
/* this is a list, nodes have no children */
if (parent)
return FALSE;
/* but if parent == NULL we return the list itself as children of the
* "root"
*/
if (view_model->columns)
{
iter->stamp = view_model->stamp;
iter->user_data = view_model->columns;
return TRUE;
}
else
return FALSE;
}
static gboolean
view_column_model_iter_has_child (GtkTreeModel *tree_model,
GtkTreeIter *iter)
{
return FALSE;
}
static gint
view_column_model_iter_n_children (GtkTreeModel *tree_model,
GtkTreeIter *iter)
{
return g_list_length (((ViewColumnModel *)tree_model)->columns);
}
static gint
view_column_model_iter_nth_child (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent,
gint n)
{
ViewColumnModel *view_model = (ViewColumnModel *)tree_model;
if (parent)
return FALSE;
iter->stamp = view_model->stamp;
iter->user_data = g_list_nth ((GList *)view_model->columns, n);
return (iter->user_data != NULL);
}
static gboolean
view_column_model_iter_parent (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *child)
{
return FALSE;
}
static void
view_column_model_tree_model_init (GtkTreeModelIface *iface)
{
iface->get_n_columns = view_column_model_get_n_columns;
iface->get_column_type = view_column_model_get_column_type;
iface->get_iter = view_column_model_get_iter;
iface->get_path = view_column_model_get_path;
iface->get_value = view_column_model_get_value;
iface->iter_next = view_column_model_iter_next;
iface->iter_children = view_column_model_iter_children;
iface->iter_has_child = view_column_model_iter_has_child;
iface->iter_n_children = view_column_model_iter_n_children;
iface->iter_nth_child = view_column_model_iter_nth_child;
iface->iter_parent = view_column_model_iter_parent;
}
static gboolean
view_column_model_drag_data_get (GtkTreeDragSource *drag_source,
GtkTreePath *path,
GtkSelectionData *selection_data)
{
if (gtk_tree_set_row_drag_data (selection_data,
GTK_TREE_MODEL (drag_source),
path))
return TRUE;
else
return FALSE;
}
static gboolean
view_column_model_drag_data_delete (GtkTreeDragSource *drag_source,
GtkTreePath *path)
{
/* Nothing -- we handle moves on the dest side */
return TRUE;
}
static gboolean
view_column_model_row_drop_possible (GtkTreeDragDest *drag_dest,
GtkTreePath *dest_path,
GtkSelectionData *selection_data)
{
GtkTreeModel *src_model;
if (gtk_tree_get_row_drag_data (selection_data,
&src_model,
NULL))
{
if (src_model == left_tree_model ||
src_model == top_right_tree_model ||
src_model == bottom_right_tree_model)
return TRUE;
}
return FALSE;
}
static gboolean
view_column_model_drag_data_received (GtkTreeDragDest *drag_dest,
GtkTreePath *dest,
GtkSelectionData *selection_data)
{
GtkTreeModel *src_model;
GtkTreePath *src_path = NULL;
gboolean retval = FALSE;
if (gtk_tree_get_row_drag_data (selection_data,
&src_model,
&src_path))
{
GtkTreeIter src_iter;
GtkTreeIter dest_iter;
gboolean have_dest;
/* We are a little lazy here, and assume if we can't convert dest
* to an iter, we need to append. See gtkliststore.c for a more
* careful handling of this.
*/
have_dest = gtk_tree_model_get_iter (GTK_TREE_MODEL (drag_dest), &dest_iter, dest);
if (gtk_tree_model_get_iter (src_model, &src_iter, src_path))
{
if (src_model == left_tree_model ||
src_model == top_right_tree_model ||
src_model == bottom_right_tree_model)
{
move_row (src_model, &src_iter, GTK_TREE_MODEL (drag_dest),
have_dest ? &dest_iter : NULL);
retval = TRUE;
}
}
gtk_tree_path_free (src_path);
}
return retval;
}
static void
view_column_model_drag_source_init (GtkTreeDragSourceIface *iface)
{
iface->drag_data_get = view_column_model_drag_data_get;
iface->drag_data_delete = view_column_model_drag_data_delete;
}
static void
view_column_model_drag_dest_init (GtkTreeDragDestIface *iface)
{
iface->drag_data_received = view_column_model_drag_data_received;
iface->row_drop_possible = view_column_model_row_drop_possible;
}
GType
view_column_model_get_type (void)
{
static GType view_column_model_type = 0;
if (!view_column_model_type)
{
const GTypeInfo view_column_model_info =
{
sizeof (GtkListStoreClass),
NULL, /* base_init */
NULL, /* base_finalize */
NULL, /* class_init */
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GtkListStore),
0,
(GInstanceInitFunc) view_column_model_init,
};
const GInterfaceInfo tree_model_info =
{
(GInterfaceInitFunc) view_column_model_tree_model_init,
NULL,
NULL
};
const GInterfaceInfo drag_source_info =
{
(GInterfaceInitFunc) view_column_model_drag_source_init,
NULL,
NULL
};
const GInterfaceInfo drag_dest_info =
{
(GInterfaceInitFunc) view_column_model_drag_dest_init,
NULL,
NULL
};
view_column_model_type = g_type_register_static (G_TYPE_OBJECT, "ViewModelColumn", &view_column_model_info, 0);
g_type_add_interface_static (view_column_model_type,
GTK_TYPE_TREE_MODEL,
&tree_model_info);
g_type_add_interface_static (view_column_model_type,
GTK_TYPE_TREE_DRAG_SOURCE,
&drag_source_info);
g_type_add_interface_static (view_column_model_type,
GTK_TYPE_TREE_DRAG_DEST,
&drag_dest_info);
}
return view_column_model_type;
}
static void
update_columns (GtkTreeView *view, ViewColumnModel *view_model)
{
GList *old_columns = view_model->columns;
gint old_length, length;
GList *a, *b;
view_model->columns = gtk_tree_view_get_columns (view_model->view);
/* As the view tells us one change at a time, we can do this hack. */
length = g_list_length (view_model->columns);
old_length = g_list_length (old_columns);
if (length != old_length)
{
GtkTreePath *path;
gint i = 0;
/* where are they different */
for (a = old_columns, b = view_model->columns; a && b; a = a->next, b = b->next)
{
if (a->data != b->data)
break;
i++;
}
path = gtk_tree_path_new ();
gtk_tree_path_append_index (path, i);
if (length < old_length)
{
view_model->stamp++;
gtk_tree_model_row_deleted (GTK_TREE_MODEL (view_model), path);
}
else
{
GtkTreeIter iter;
iter.stamp = view_model->stamp;
iter.user_data = b;
gtk_tree_model_row_inserted (GTK_TREE_MODEL (view_model), path, &iter);
}
gtk_tree_path_free (path);
}
else
{
gint i;
gint m = 0, n = 1;
gint *new_order;
GtkTreePath *path;
new_order = g_new (int, length);
a = old_columns; b = view_model->columns;
while (a->data == b->data)
{
a = a->next;
b = b->next;
if (a == NULL)
return;
m++;
}
if (a->next->data == b->data)
{
b = b->next;
while (b->data != a->data)
{
b = b->next;
n++;
}
for (i = 0; i < m; i++)
new_order[i] = i;
for (i = m; i < m+n; i++)
new_order[i] = i+1;
new_order[i] = m;
for (i = m + n +1; i < length; i++)
new_order[i] = i;
}
else
{
a = a->next;
while (a->data != b->data)
{
a = a->next;
n++;
}
for (i = 0; i < m; i++)
new_order[i] = i;
new_order[m] = m+n;
for (i = m+1; i < m + n+ 1; i++)
new_order[i] = i - 1;
for (i = m + n + 1; i < length; i++)
new_order[i] = i;
}
path = gtk_tree_path_new ();
gtk_tree_model_rows_reordered (GTK_TREE_MODEL (view_model),
path,
NULL,
new_order);
gtk_tree_path_free (path);
g_free (new_order);
}
if (old_columns)
g_list_free (old_columns);
}
static GtkTreeModel *
view_column_model_new (GtkTreeView *view)
{
GtkTreeModel *retval;
retval = g_object_new (view_column_model_get_type (), NULL);
((ViewColumnModel *)retval)->view = view;
((ViewColumnModel *)retval)->columns = gtk_tree_view_get_columns (view);
g_signal_connect (view, "columns_changed", G_CALLBACK (update_columns), retval);
return retval;
}
/* Back to sanity.
*/
static void
add_clicked (GtkWidget *button, gpointer data)
{
static gint i = 0;
GtkTreeIter iter;
GtkTreeViewColumn *column;
GtkTreeSelection *selection;
GtkCellRenderer *cell;
gchar *label = g_strdup_printf ("Column %d", i);
cell = gtk_cell_renderer_text_new ();
column = gtk_tree_view_column_new_with_attributes (label, cell, "text", 0, NULL);
g_object_set_data_full (G_OBJECT (column), column_data, label, g_free);
gtk_tree_view_column_set_reorderable (column, TRUE);
gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_GROW_ONLY);
gtk_tree_view_column_set_resizable (column, TRUE);
gtk_list_store_append (GTK_LIST_STORE (left_tree_model), &iter);
gtk_list_store_set (GTK_LIST_STORE (left_tree_model), &iter, 0, label, 1, column, -1);
i++;
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (left_tree_view));
gtk_tree_selection_select_iter (selection, &iter);
}
static void
get_visible (GtkTreeViewColumn *tree_column,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer data)
{
GtkTreeViewColumn *column;
gtk_tree_model_get (tree_model, iter, 1, &column, -1);
if (column)
{
gtk_cell_renderer_toggle_set_active (GTK_CELL_RENDERER_TOGGLE (cell),
gtk_tree_view_column_get_visible (column));
}
}
static void
set_visible (GtkCellRendererToggle *cell,
gchar *path_str,
gpointer data)
{
GtkTreeView *tree_view = (GtkTreeView *) data;
GtkTreeViewColumn *column;
GtkTreeModel *model;
GtkTreeIter iter;
GtkTreePath *path = gtk_tree_path_new_from_string (path_str);
model = gtk_tree_view_get_model (tree_view);
gtk_tree_model_get_iter (model, &iter, path);
gtk_tree_model_get (model, &iter, 1, &column, -1);
if (column)
{
gtk_tree_view_column_set_visible (column, ! gtk_tree_view_column_get_visible (column));
gtk_tree_model_row_changed (model, path, &iter);
}
gtk_tree_path_free (path);
}
static void
move_to_left (GtkTreeModel *src,
GtkTreeIter *src_iter,
GtkTreeIter *dest_iter)
{
GtkTreeIter iter;
GtkTreeViewColumn *column;
GtkTreeSelection *selection;
gchar *label;
gtk_tree_model_get (src, src_iter, 0, &label, 1, &column, -1);
if (src == top_right_tree_model)
gtk_tree_view_remove_column (GTK_TREE_VIEW (sample_tree_view_top), column);
else
gtk_tree_view_remove_column (GTK_TREE_VIEW (sample_tree_view_bottom), column);
/* gtk_list_store_remove (GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (data))), &iter);*/
/* Put it back on the left */
if (dest_iter)
gtk_list_store_insert_before (GTK_LIST_STORE (left_tree_model),
&iter, dest_iter);
else
gtk_list_store_append (GTK_LIST_STORE (left_tree_model), &iter);
gtk_list_store_set (GTK_LIST_STORE (left_tree_model), &iter, 0, label, 1, column, -1);
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (left_tree_view));
gtk_tree_selection_select_iter (selection, &iter);
g_free (label);
}
static void
move_to_right (GtkTreeIter *src_iter,
GtkTreeModel *dest,
GtkTreeIter *dest_iter)
{
gchar *label;
GtkTreeViewColumn *column;
gint before = -1;
gtk_tree_model_get (GTK_TREE_MODEL (left_tree_model),
src_iter, 0, &label, 1, &column, -1);
gtk_list_store_remove (GTK_LIST_STORE (left_tree_model), src_iter);
if (dest_iter)
{
GtkTreePath *path = gtk_tree_model_get_path (dest, dest_iter);
before = (gtk_tree_path_get_indices (path))[0];
gtk_tree_path_free (path);
}
if (dest == top_right_tree_model)
gtk_tree_view_insert_column (GTK_TREE_VIEW (sample_tree_view_top), column, before);
else
gtk_tree_view_insert_column (GTK_TREE_VIEW (sample_tree_view_bottom), column, before);
g_free (label);
}
static void
move_up_or_down (GtkTreeModel *src,
GtkTreeIter *src_iter,
GtkTreeModel *dest,
GtkTreeIter *dest_iter)
{
GtkTreeViewColumn *column;
gchar *label;
gint before = -1;
gtk_tree_model_get (src, src_iter, 0, &label, 1, &column, -1);
if (dest_iter)
{
GtkTreePath *path = gtk_tree_model_get_path (dest, dest_iter);
before = (gtk_tree_path_get_indices (path))[0];
gtk_tree_path_free (path);
}
if (src == top_right_tree_model)
gtk_tree_view_remove_column (GTK_TREE_VIEW (sample_tree_view_top), column);
else
gtk_tree_view_remove_column (GTK_TREE_VIEW (sample_tree_view_bottom), column);
if (dest == top_right_tree_model)
gtk_tree_view_insert_column (GTK_TREE_VIEW (sample_tree_view_top), column, before);
else
gtk_tree_view_insert_column (GTK_TREE_VIEW (sample_tree_view_bottom), column, before);
g_free (label);
}
static void
move_row (GtkTreeModel *src,
GtkTreeIter *src_iter,
GtkTreeModel *dest,
GtkTreeIter *dest_iter)
{
if (src == left_tree_model)
move_to_right (src_iter, dest, dest_iter);
else if (dest == left_tree_model)
move_to_left (src, src_iter, dest_iter);
else
move_up_or_down (src, src_iter, dest, dest_iter);
}
static void
add_left_clicked (GtkWidget *button,
gpointer data)
{
GtkTreeIter iter;
GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (data));
gtk_tree_selection_get_selected (selection, NULL, &iter);
move_to_left (gtk_tree_view_get_model (GTK_TREE_VIEW (data)), &iter, NULL);
}
static void
add_right_clicked (GtkWidget *button, gpointer data)
{
GtkTreeIter iter;
GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (left_tree_view));
gtk_tree_selection_get_selected (selection, NULL, &iter);
move_to_right (&iter, gtk_tree_view_get_model (GTK_TREE_VIEW (data)), NULL);
}
static void
selection_changed (GtkTreeSelection *selection, GtkWidget *button)
{
if (gtk_tree_selection_get_selected (selection, NULL, NULL))
gtk_widget_set_sensitive (button, TRUE);
else
gtk_widget_set_sensitive (button, FALSE);
}
static GtkTargetEntry row_targets[] = {
{ "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_APP, 0}
};
int
main (int argc, char *argv[])
{
GtkWidget *window;
GtkWidget *hbox, *vbox;
GtkWidget *vbox2, *bbox;
GtkWidget *button;
GtkTreeViewColumn *column;
GtkCellRenderer *cell;
GtkWidget *swindow;
GtkTreeModel *sample_model;
gint i;
gtk_init (&argc, &argv);
/* First initialize all the models for signal purposes */
left_tree_model = (GtkTreeModel *) gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_POINTER);
sample_model = (GtkTreeModel *) gtk_list_store_new (1, G_TYPE_STRING);
sample_tree_view_top = gtk_tree_view_new_with_model (sample_model);
sample_tree_view_bottom = gtk_tree_view_new_with_model (sample_model);
top_right_tree_model = (GtkTreeModel *) view_column_model_new (GTK_TREE_VIEW (sample_tree_view_top));
bottom_right_tree_model = (GtkTreeModel *) view_column_model_new (GTK_TREE_VIEW (sample_tree_view_bottom));
top_right_tree_view = gtk_tree_view_new_with_model (top_right_tree_model);
bottom_right_tree_view = gtk_tree_view_new_with_model (bottom_right_tree_model);
for (i = 0; i < 10; i++)
{
GtkTreeIter iter;
gchar *string = g_strdup_printf ("%d", i);
gtk_list_store_append (GTK_LIST_STORE (sample_model), &iter);
gtk_list_store_set (GTK_LIST_STORE (sample_model), &iter, 0, string, -1);
g_free (string);
}
/* Set up the test windows. */
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
g_signal_connect (window, "destroy", G_CALLBACK (gtk_main_quit), NULL);
gtk_window_set_default_size (GTK_WINDOW (window), 300, 300);
gtk_window_set_title (GTK_WINDOW (window), "Top Window");
swindow = gtk_scrolled_window_new (NULL, NULL);
gtk_container_add (GTK_CONTAINER (window), swindow);
gtk_container_add (GTK_CONTAINER (swindow), sample_tree_view_top);
gtk_widget_show_all (window);
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
g_signal_connect (window, "destroy", G_CALLBACK (gtk_main_quit), NULL);
gtk_window_set_default_size (GTK_WINDOW (window), 300, 300);
gtk_window_set_title (GTK_WINDOW (window), "Bottom Window");
swindow = gtk_scrolled_window_new (NULL, NULL);
gtk_container_add (GTK_CONTAINER (window), swindow);
gtk_container_add (GTK_CONTAINER (swindow), sample_tree_view_bottom);
gtk_widget_show_all (window);
/* Set up the main window */
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
g_signal_connect (window, "destroy", G_CALLBACK (gtk_main_quit), NULL);
gtk_window_set_default_size (GTK_WINDOW (window), 500, 300);
vbox = gtk_vbox_new (FALSE, 8);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 8);
gtk_container_add (GTK_CONTAINER (window), vbox);
hbox = gtk_hbox_new (FALSE, 8);
gtk_box_pack_start (GTK_BOX (vbox), hbox, TRUE, TRUE, 0);
/* Left Pane */
cell = gtk_cell_renderer_text_new ();
swindow = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swindow), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
left_tree_view = gtk_tree_view_new_with_model (left_tree_model);
gtk_container_add (GTK_CONTAINER (swindow), left_tree_view);
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (left_tree_view), -1,
"Unattached Columns", cell, "text", 0, NULL);
cell = gtk_cell_renderer_toggle_new ();
g_signal_connect (cell, "toggled", G_CALLBACK (set_visible), left_tree_view);
column = gtk_tree_view_column_new_with_attributes ("Visible", cell, NULL);
gtk_tree_view_append_column (GTK_TREE_VIEW (left_tree_view), column);
gtk_tree_view_column_set_cell_data_func (column, cell, get_visible, NULL, NULL);
gtk_box_pack_start (GTK_BOX (hbox), swindow, TRUE, TRUE, 0);
/* Middle Pane */
vbox2 = gtk_vbox_new (FALSE, 8);
gtk_box_pack_start (GTK_BOX (hbox), vbox2, FALSE, FALSE, 0);
bbox = gtk_button_box_new (GTK_ORIENTATION_VERTICAL);
gtk_button_box_set_layout (GTK_BUTTON_BOX (bbox), GTK_BUTTONBOX_SPREAD);
gtk_box_pack_start (GTK_BOX (vbox2), bbox, TRUE, TRUE, 0);
button = gtk_button_new_with_mnemonic ("<< (_Q)");
gtk_widget_set_sensitive (button, FALSE);
g_signal_connect (button, "clicked", G_CALLBACK (add_left_clicked), top_right_tree_view);
g_signal_connect (gtk_tree_view_get_selection (GTK_TREE_VIEW (top_right_tree_view)),
"changed", G_CALLBACK (selection_changed), button);
gtk_box_pack_start (GTK_BOX (bbox), button, FALSE, FALSE, 0);
button = gtk_button_new_with_mnemonic (">> (_W)");
gtk_widget_set_sensitive (button, FALSE);
g_signal_connect (button, "clicked", G_CALLBACK (add_right_clicked), top_right_tree_view);
g_signal_connect (gtk_tree_view_get_selection (GTK_TREE_VIEW (left_tree_view)),
"changed", G_CALLBACK (selection_changed), button);
gtk_box_pack_start (GTK_BOX (bbox), button, FALSE, FALSE, 0);
bbox = gtk_button_box_new (GTK_ORIENTATION_VERTICAL);
gtk_button_box_set_layout (GTK_BUTTON_BOX (bbox), GTK_BUTTONBOX_SPREAD);
gtk_box_pack_start (GTK_BOX (vbox2), bbox, TRUE, TRUE, 0);
button = gtk_button_new_with_mnemonic ("<< (_E)");
gtk_widget_set_sensitive (button, FALSE);
g_signal_connect (button, "clicked", G_CALLBACK (add_left_clicked), bottom_right_tree_view);
g_signal_connect (gtk_tree_view_get_selection (GTK_TREE_VIEW (bottom_right_tree_view)),
"changed", G_CALLBACK (selection_changed), button);
gtk_box_pack_start (GTK_BOX (bbox), button, FALSE, FALSE, 0);
button = gtk_button_new_with_mnemonic (">> (_R)");
gtk_widget_set_sensitive (button, FALSE);
g_signal_connect (button, "clicked", G_CALLBACK (add_right_clicked), bottom_right_tree_view);
g_signal_connect (gtk_tree_view_get_selection (GTK_TREE_VIEW (left_tree_view)),
"changed", G_CALLBACK (selection_changed), button);
gtk_box_pack_start (GTK_BOX (bbox), button, FALSE, FALSE, 0);
/* Right Pane */
vbox2 = gtk_vbox_new (FALSE, 8);
gtk_box_pack_start (GTK_BOX (hbox), vbox2, TRUE, TRUE, 0);
swindow = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swindow), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (top_right_tree_view), FALSE);
cell = gtk_cell_renderer_text_new ();
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (top_right_tree_view), -1,
NULL, cell, "text", 0, NULL);
cell = gtk_cell_renderer_toggle_new ();
g_signal_connect (cell, "toggled", G_CALLBACK (set_visible), top_right_tree_view);
column = gtk_tree_view_column_new_with_attributes (NULL, cell, NULL);
gtk_tree_view_column_set_cell_data_func (column, cell, get_visible, NULL, NULL);
gtk_tree_view_append_column (GTK_TREE_VIEW (top_right_tree_view), column);
gtk_container_add (GTK_CONTAINER (swindow), top_right_tree_view);
gtk_box_pack_start (GTK_BOX (vbox2), swindow, TRUE, TRUE, 0);
swindow = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swindow), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (bottom_right_tree_view), FALSE);
cell = gtk_cell_renderer_text_new ();
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (bottom_right_tree_view), -1,
NULL, cell, "text", 0, NULL);
cell = gtk_cell_renderer_toggle_new ();
g_signal_connect (cell, "toggled", G_CALLBACK (set_visible), bottom_right_tree_view);
column = gtk_tree_view_column_new_with_attributes (NULL, cell, NULL);
gtk_tree_view_column_set_cell_data_func (column, cell, get_visible, NULL, NULL);
gtk_tree_view_append_column (GTK_TREE_VIEW (bottom_right_tree_view), column);
gtk_container_add (GTK_CONTAINER (swindow), bottom_right_tree_view);
gtk_box_pack_start (GTK_BOX (vbox2), swindow, TRUE, TRUE, 0);
/* Drag and Drop */
gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (left_tree_view),
GDK_BUTTON1_MASK,
row_targets,
G_N_ELEMENTS (row_targets),
GDK_ACTION_MOVE);
gtk_tree_view_enable_model_drag_dest (GTK_TREE_VIEW (left_tree_view),
row_targets,
G_N_ELEMENTS (row_targets),
GDK_ACTION_MOVE);
gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (top_right_tree_view),
GDK_BUTTON1_MASK,
row_targets,
G_N_ELEMENTS (row_targets),
GDK_ACTION_MOVE);
gtk_tree_view_enable_model_drag_dest (GTK_TREE_VIEW (top_right_tree_view),
row_targets,
G_N_ELEMENTS (row_targets),
GDK_ACTION_MOVE);
gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (bottom_right_tree_view),
GDK_BUTTON1_MASK,
row_targets,
G_N_ELEMENTS (row_targets),
GDK_ACTION_MOVE);
gtk_tree_view_enable_model_drag_dest (GTK_TREE_VIEW (bottom_right_tree_view),
row_targets,
G_N_ELEMENTS (row_targets),
GDK_ACTION_MOVE);
gtk_box_pack_start (GTK_BOX (vbox), gtk_hseparator_new (), FALSE, FALSE, 0);
hbox = gtk_hbox_new (FALSE, 8);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
button = gtk_button_new_with_mnemonic ("_Add new Column");
g_signal_connect (button, "clicked", G_CALLBACK (add_clicked), left_tree_model);
gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);
gtk_widget_show_all (window);
gtk_main ();
return 0;
}
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