#include <gtk/gtk.h>
int main( int argc,
char *argv[] )
{
gtk_init (&argc, &argv);
GtkWidget *window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed), &window);
GtkWidget *vbox = gtk_vbox_new (FALSE, 0);
gtk_container_add (GTK_CONTAINER (window), vbox);
GtkListStore *store = gtk_list_store_new (1, G_TYPE_STRING);
GtkCellRenderer *renderer = gtk_cell_renderer_text_new ();
GtkTreeViewColumn *column0 =
gtk_tree_view_column_new_with_attributes ("TreeViewButton",
renderer,
"text",
0,
NULL);
GtkWidget *treeview = gtk_tree_view_new_with_model
(GTK_TREE_MODEL(store));
gtk_tree_view_append_column (GTK_TREE_VIEW(treeview), column0);
gtk_box_pack_start_defaults (GTK_BOX (vbox), treeview);
GtkWidget *button = gtk_button_new_with_label( "Ordinary button" );
gtk_box_pack_start_defaults( GTK_BOX( vbox ), button );
/* Almost the same as ordinary button. Under Windows the focus frame
is few pixels
narrower than on an ordinary button. Under Kubuntu the button is
slightly broader
than an ordinary button but has no prelight. Anyway it does not look
like a
TreeView button at all. */
GtkWidget *title1 = gtk_button_new_with_label( "style by path
*.GtkTreeView.GtkButton" );
gtk_box_pack_start_defaults( GTK_BOX( vbox ), title1 );
GtkStyle *style = gtk_rc_get_style_by_paths (gtk_widget_get_settings
(title1),
"*.GtkTreeView.GtkButton",
"*.GtkTreeView.GtkButton",
G_OBJECT_TYPE (title1));
gtk_widget_set_style (title1, style);
/* Set to its own style. This has the surprising effect that the
button seems
to fall back to its default GTK style. */
GtkWidget *title2 = gtk_button_new_with_label( "Set to its own style" );
GtkStyle *style2 = gtk_widget_get_style(title2);
gtk_widget_set_style (title2, style2);
gtk_box_pack_start_defaults( GTK_BOX( vbox ), title2 );
/* Copy the style from title1 which we have previously set. This works
as expected,
so why did the style on title2 not work? */
GtkWidget *title2a = gtk_button_new_with_label( "Set to style title1" );
GtkStyle *style2a = gtk_widget_get_style(title1);
gtk_widget_set_style (title2a, style2a);
gtk_box_pack_start_defaults( GTK_BOX( vbox ), title2a );
/* Set the style from a totally different widget. The button seems to
fall back
to GTK style, same as when trying to set to its own style. */
GtkWidget *title3 = gtk_button_new_with_label( "Set to window style" );
GtkStyle *style3 = gtk_widget_get_style(window);
gtk_widget_set_style (title3, style3);
gtk_box_pack_start_defaults( GTK_BOX( vbox ), title3 );
/* This works as expected. */
GtkWidget *title4 = gtk_button_new_with_label( "gtk_widget_set_style()
button" );
gtk_box_pack_start_defaults( GTK_BOX( vbox ), title4 );
GtkStyle *style4 = gtk_rc_get_style_by_paths (gtk_widget_get_settings
(title4),
"*Button",
"*Button",
G_OBJECT_TYPE (title4));
gtk_widget_set_style (title4, style4);
/* Try a path like msw_style.c uses it. This looks exactly as an
ordinary button. */
GtkWidget *title5 = gtk_button_new_with_label( "style by path
*Treeview*Button*" );
gtk_box_pack_start_defaults( GTK_BOX( vbox ), title5 );
GtkStyle *style5 = gtk_rc_get_style_by_paths (gtk_widget_get_settings
(title5),
"*Treeview*Button*",
"*Treeview*Button*",
G_OBJECT_TYPE (title5));
gtk_widget_set_style (title5, style5);
/* Under Windows this looks like title1. Under Kubuntu it does too,
but with prelight. */
GtkWidget *hbox = gtk_hbox_new(FALSE, 0);
gtk_box_pack_start_defaults( GTK_BOX( vbox ), hbox );
GtkWidget *title6 = gtk_button_new_with_label ("msw-header-button");
gtk_box_pack_start_defaults (GTK_BOX( hbox ), title6);
gchar* class_path = NULL;
gtk_widget_class_path(title6, NULL, &class_path, NULL);
g_debug("button class path = %s", class_path);
gchar buf[1024];
g_snprintf (buf, sizeof(buf),
"widget_class \"%s\" style \"msw-header-button\"\n",
class_path );
g_debug("%s", buf);
gtk_rc_parse_string (buf);
gtk_widget_show_all(window);
gtk_main ();
return 0;
}
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