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livetrax/gtk2_ardour/splash.cc

139 lines
3.0 KiB
C++

#include <string>
#include "pbd/failed_constructor.h"
#include "pbd/file_utils.h"
#include "ardour/ardour.h"
#include "ardour/filesystem_paths.h"
#include "gui_thread.h"
#include "splash.h"
#include "i18n.h"
using namespace Gtk;
using namespace Glib;
using namespace PBD;
using namespace std;
using namespace ARDOUR;
Splash* Splash::the_splash = 0;
Splash::Splash ()
{
sys::path splash_file;
if (!find_file_in_search_path (ardour_data_search_path(), "splash.png", splash_file)) {
throw failed_constructor();
}
try {
pixbuf = Gdk::Pixbuf::create_from_file (splash_file.to_string());
}
catch (...) {
throw failed_constructor();
}
darea.set_size_request (pixbuf->get_width(), pixbuf->get_height());
pop_front ();
set_position (WIN_POS_CENTER);
darea.add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
darea.set_double_buffered (false);
layout = create_pango_layout ("");
string str = "<b>";
string i18n = string_compose (_("%1 loading ..."), PROGRAM_NAME);
str += i18n;
str += "</b>";
layout->set_markup (str);
darea.show ();
darea.signal_expose_event().connect (sigc::mem_fun (*this, &Splash::expose));
add (darea);
set_default_size (pixbuf->get_width(), pixbuf->get_height());
the_splash = this;
ARDOUR::BootMessage.connect (msg_connection, invalidator (*this), boost::bind (&Splash::boot_message, this, _1), gui_context());
}
void
Splash::pop_back_for (Gtk::Window& win)
{
set_keep_above (false);
get_window()->restack (win.get_window(), false);
win.signal_hide().connect (sigc::mem_fun (*this, &Splash::pop_front));
}
void
Splash::pop_front ()
{
set_keep_above (true);
}
void
Splash::on_realize ()
{
Window::on_realize ();
get_window()->set_decorations (Gdk::WMDecoration(0));
layout->set_font_description (get_style()->get_font());
}
bool
Splash::on_button_release_event (GdkEventButton*)
{
hide ();
return true;
}
bool
Splash::expose (GdkEventExpose* ev)
{
RefPtr<Gdk::Window> window = darea.get_window();
/* note: height & width need to be constrained to the pixbuf size
in case a WM provides us with a screwy allocation
*/
window->draw_pixbuf (get_style()->get_bg_gc (STATE_NORMAL), pixbuf,
ev->area.x, ev->area.y,
ev->area.x, ev->area.y,
min ((pixbuf->get_width() - ev->area.x), ev->area.width),
min ((pixbuf->get_height() - ev->area.y), ev->area.height),
Gdk::RGB_DITHER_NONE, 0, 0);
Glib::RefPtr<Gtk::Style> style = darea.get_style();
Glib::RefPtr<Gdk::GC> white = style->get_white_gc();
window->draw_layout (white, 10, pixbuf->get_height() - 30, layout);
return true;
}
void
Splash::boot_message (std::string msg)
{
message (msg);
}
void
Splash::message (const string& msg)
{
string str ("<b>");
str += msg;
str += "</b>";
layout->set_markup (str);
Glib::RefPtr<Gdk::Window> win = darea.get_window();
if (win) {
win->invalidate_rect (Gdk::Rectangle (0, darea.get_height() - 30,
darea.get_width(), 30), true);
win->process_updates (true);
gdk_flush ();
}
}