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/* Application main window
*
* Demonstrates a typical application window, with menubar, toolbar, statusbar.
*/
#include <gtkmm.h>
class Example_AppWindow : public Gtk::Window
{
public:
Example_AppWindow();
virtual ~Example_AppWindow();
protected:
//Signal handlers:
virtual void on_menu_item();
virtual void on_text_changed();
virtual void on_text_mark_set(const Gtk::TextBuffer::iterator& new_location, const Glib::RefPtr<Gtk::TextBuffer::Mark>& mark);
//Member widgets:
Gtk::Grid m_Grid;
Gtk::Menu m_Menubar;
Gtk::Toolbar m_Toolbar;
Gtk::ScrolledWindow m_ScrolledWindow;
Gtk::Statusbar m_Statusbar;
Gtk::TextView m_TextView;
};
//Called by DemoWindow;
Gtk::Window* do_appwindow()
{
return new Example_AppWindow();
}
Example_AppWindow::Example_AppWindow()
{
set_title("Application Window");
add(m_Grid);
/*
//Menu:
{
using namespace Gtk::Menu_Helpers;
//File menu:
Gtk::Menu* pMenuFile = Gtk::manage( new Gtk::Menu() );
MenuList& list_file = pMenuFile->items();
list_file.push_back( MenuElem("_New", "<control>N", sigc::mem_fun(*this, &Example_AppWindow::on_menu_item)) );
list_file.push_back( MenuElem("_Open", "<control>O", sigc::mem_fun(*this, &Example_AppWindow::on_menu_item)) );
list_file.push_back( MenuElem("_Save", "<control>S", sigc::mem_fun(*this, &Example_AppWindow::on_menu_item)) );
list_file.push_back( MenuElem("Save _As", sigc::mem_fun(*this, &Example_AppWindow::on_menu_item)) );
list_file.push_back(SeparatorElem());
list_file.push_back( MenuElem("_Quit", "<control>Q", sigc::mem_fun(*this, &Example_AppWindow::on_menu_item)) );
//Preferences menu:
Gtk::Menu* pMenuPreferences = Gtk::manage( new Gtk::Menu() );
MenuList& list_preferences = pMenuPreferences->items();
// Create a submenu
Gtk::Menu* pMenuSub_Color = Gtk::manage( new Gtk::Menu());
MenuList& list_sub = pMenuSub_Color->items();
list_sub.push_back( MenuElem("_Red", sigc::mem_fun(*this, &Example_AppWindow::on_menu_item)) );
list_sub.push_back( MenuElem("_Green", sigc::mem_fun(*this, &Example_AppWindow::on_menu_item)) );
list_sub.push_back( MenuElem("_Blue", sigc::mem_fun(*this, &Example_AppWindow::on_menu_item)) );
list_preferences.push_back( MenuElem("_Color", *pMenuSub_Color) );
// Create a submenu
Gtk::Menu* pMenuSub_Shape = Gtk::manage( new Gtk::Menu());
list_sub = pMenuSub_Shape->items();
list_sub.push_back( MenuElem("_Square", sigc::mem_fun(*this, &Example_AppWindow::on_menu_item)) );
list_sub.push_back( MenuElem("_Rectangle", sigc::mem_fun(*this, &Example_AppWindow::on_menu_item)) );
list_sub.push_back( MenuElem("_Oval", sigc::mem_fun(*this, &Example_AppWindow::on_menu_item)) );
list_preferences.push_back( MenuElem("_Shape", *pMenuSub_Shape) );
//Help menu:
Gtk::Menu* pMenuHelp = Gtk::manage( new Gtk::Menu() );
MenuList& list_help = pMenuHelp->items();
list_help.push_back( MenuElem("_About", sigc::mem_fun(*this, &Example_AppWindow::on_menu_item)) );
//Create the menu bar
MenuList& list_bar = m_Menubar.items();
list_bar.push_front(MenuElem("_Help", *pMenuHelp));
list_bar.front()->set_right_justified();
list_bar.push_front(MenuElem("_Preferences", *pMenuPreferences));
list_bar.push_front(MenuElem("_File", *pMenuFile));
//Add the menu bar to the Grid:
// left top width height
m_Grid.attach(m_Menubar, 0, 0, 1, 1);
} //menu
*/
//Toolbar:
{
m_Toolbar.set_hexpand();
// left top width height
m_Grid.attach(m_Toolbar, 0, 1, 1, 1);
}
m_ScrolledWindow.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
m_ScrolledWindow.set_shadow_type(Gtk::SHADOW_IN);
// left top width height
m_Grid.attach(m_ScrolledWindow, 0, 2, 1, 1);
set_default_size(200, 200);
m_ScrolledWindow.add(m_TextView);
/* Create statusbar */
m_Statusbar.set_hexpand();
// left top width height
m_Grid.attach(m_Statusbar, 0, 3, 1, 1);
/* Show text widget info in the statusbar */
Glib::RefPtr<Gtk::TextBuffer> refTextBuffer = m_TextView.get_buffer();
refTextBuffer->signal_changed().connect(sigc::mem_fun(*this, &Example_AppWindow::on_text_changed));
refTextBuffer->signal_mark_set().connect(sigc::mem_fun(*this, &Example_AppWindow::on_text_mark_set));
on_text_changed();
show_all();
}
Example_AppWindow::~Example_AppWindow()
{
}
void Example_AppWindow::on_menu_item()
{
Gtk::MessageDialog dialog(*this, "You selected or toggled the menu item", false,
Gtk::MESSAGE_INFO, Gtk::BUTTONS_CLOSE);
dialog.run();
}
void Example_AppWindow::on_text_changed()
{
m_Statusbar.pop();
Glib::RefPtr<Gtk::TextBuffer> refBuffer = m_TextView.get_buffer();
gint count = refBuffer->get_char_count();
Gtk::TextBuffer::iterator iter = refBuffer->get_iter_at_mark(refBuffer->get_insert());
gint row = iter.get_line();
gint col = iter.get_line_offset();
gchar* msg = g_strdup_printf ("Cursor at row %d column %d - %d chars in document",
row, col, count);
m_Statusbar.push(msg);
g_free (msg);
}
void Example_AppWindow::on_text_mark_set(const Gtk::TextBuffer::iterator&, const Glib::RefPtr<Gtk::TextBuffer::Mark>&)
{
on_text_changed();
}
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