55 lines
1.1 KiB
C++
55 lines
1.1 KiB
C++
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#define _BSD_SOURCE
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#include <gtkmm2ext/idle_adjustment.h>
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#include <gtkmm/main.h>
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#include <iostream>
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using namespace Gtk;
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using namespace sigc;
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using namespace Gtkmm2ext;
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IdleAdjustment::IdleAdjustment (Gtk::Adjustment& adj)
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{
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adj.signal_value_changed().connect (mem_fun (*this, &IdleAdjustment::underlying_adjustment_value_changed));
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timeout_queued = 0;
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gettimeofday (&last_vc, 0);
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}
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IdleAdjustment::~IdleAdjustment ()
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{
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}
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void
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IdleAdjustment::underlying_adjustment_value_changed ()
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{
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gettimeofday (&last_vc, 0);
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if (timeout_queued) {
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return;
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}
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Glib::signal_timeout().connect(mem_fun(*this, &IdleAdjustment::timeout_handler), 250);
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timeout_queued = true;
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}
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gint
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IdleAdjustment::timeout_handler ()
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{
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struct timeval now;
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struct timeval tdiff;
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gettimeofday (&now, 0);
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timersub (&now, &last_vc, &tdiff);
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std::cerr << "timer elapsed, diff = " << tdiff.tv_sec << " + " << tdiff.tv_usec << std::endl;
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if (tdiff.tv_sec > 0 || tdiff.tv_usec > 250000) {
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std::cerr << "send signal\n";
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value_changed ();
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timeout_queued = false;
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return FALSE;
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} else {
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return TRUE;
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}
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}
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