Re: Button depressing

["Joe Van Dyk" <joevandyk gmail com>]

On 5/27/06, Alex Buell <alex buell munted org uk> wrote:
> On Sat, 27 May 2006 15:55:08 +0200, I waved a wand and this message
> magically appeared:
>
> > why don't you set the state with the method:
>
> Right, following on from my previous post: Here's some code the OP can
> play with as I've just cracked it:
>
> #include <iostream>
> #include <gtkmm.h>
>
> namespace Gtk
> {
>         class DepressedToggleButton : public Gtk::ToggleButton
>         {
>         public:
>                 DepressedToggleButton() : color(Gdk::Color("yellow"))
> { set_color(color); } DepressedToggleButton(Gdk::Color c) : color(c)
> { set_color(c); } ~DepressedToggleButton() {}
>
>                 void set_color(Gdk::Color c)
>                 {
>                         Glib::RefPtr<Gtk::Style> style =
> Gtk::Style::create(); style->set_bg(Gtk::STATE_ACTIVE, c);
>                         style->set_bg(Gtk::STATE_PRELIGHT, c);
>                         set_style(style);
>                 }
>
>                 Gdk::Color get_color()
>                 {
>                         return color;
>                 }
>
>         protected:
>                 virtual bool on_expose_event(GdkEventExpose* event);
>
>         private:
>                 Gdk::Color color;
>
>         };
>
>         bool DepressedToggleButton::on_expose_event(GdkEventExpose*
> event) {
>                 return Gtk::Button::on_expose_event(event);
>         }
> }
>
> class TestButton : public Gtk::Window
> {
> public:
>         TestButton();
>         ~TestButton();
>
> protected:
>         void HandleButton(int i);
>
>         Gtk::VBox m_VBox;
>         Gtk::HButtonBox m_HButtonBox;
>         Gtk::DepressedToggleButton m_DepressedToggleButton[4];
>
> private:
>         bool state;
> };
>
> TestButton::TestButton() :
>         state(false)
> {
>         set_title("DepressedToggleButton");
>         add(m_VBox);
>
>         m_HButtonBox.set_border_width(5);
>         m_HButtonBox.set_layout(Gtk::BUTTONBOX_END);
>         m_HButtonBox.set_spacing(5);
>
>         m_DepressedToggleButton[0].set_label("First");
>         m_DepressedToggleButton[0].set_color(Gdk::Color("red"));
>         m_DepressedToggleButton[1].set_label("Second");
>         m_DepressedToggleButton[1].set_color(Gdk::Color("blue"));
>         m_DepressedToggleButton[2].set_label("Third");
>         m_DepressedToggleButton[2].set_color(Gdk::Color("green"));
>         m_DepressedToggleButton[3].set_label("Fourth"); // use default
> color
>
>         for (int i = 0; i < 4; i++)
>         {
>                 m_DepressedToggleButton[i].signal_clicked().connect(
>                         sigc::bind<int>(sigc::mem_fun(*this,
> &TestButton::HandleButton), i)); m_HButtonBox.add
> (m_DepressedToggleButton[i]); }
>
>         m_VBox.pack_start(m_HButtonBox, Gtk::BUTTONBOX_END, 0);
>
>         set_resizable(false);
>         show_all_children();
> }
>
> TestButton::~TestButton()
> {
> }
>
> int main(int argc, char *argv[])
> {
>         Gtk::Main app(argc, argv);
>
>         TestButton test;
>         Gtk::Main::run(test);
>         return 0;
> }
>
>
> void TestButton::HandleButton(int i)
> {
>         std::cout << "Button " << i << " clicked!\n";
> }

Thanks!  I'll give that a shot.

Joe