ardour/libs/widgets/popup.cc

149 lines
3.0 KiB
C++

/*
* Copyright (C) 1998 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2017 Robin Gareus <robin@gareus.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <iostream>
#include <gtkmm2ext/gtk_ui.h>
#include <gtkmm2ext/utils.h>
#include <widgets/popup.h>
using namespace std;
using namespace Gtk;
using namespace ArdourWidgets;
PopUp::PopUp (Gtk::WindowPosition pos, unsigned int showfor_msecs, bool doh)
: Window (WINDOW_POPUP)
{
add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
signal_button_press_event().connect(mem_fun(*this,&PopUp::button_click));
set_border_width (12);
add (label);
set_position (pos);
delete_on_hide = doh;
popdown_time = showfor_msecs;
timeout = -1;
}
PopUp::~PopUp ()
{
}
void
PopUp::on_realize ()
{
Gtk::Window::on_realize();
get_window()->set_decorations (Gdk::WMDecoration (Gdk::DECOR_BORDER|Gdk::DECOR_RESIZEH));
}
gint
PopUp::remove_prompt_timeout (void *arg)
{
PopUp *pup = (PopUp *) arg;
pup->remove ();
return FALSE;
}
static gint idle_delete (void *arg)
{
delete static_cast<PopUp*> (arg);
return FALSE;
}
void
PopUp::remove ()
{
hide ();
if (popdown_time != 0 && timeout != -1) {
g_source_remove (timeout);
}
if (delete_on_hide) {
std::cerr << "deleting prompter\n";
g_idle_add (idle_delete, this);
}
}
#define ENSURE_GUI_THREAD(slot) \
if (!Gtkmm2ext::UI::instance()->caller_is_ui_thread()) {\
Gtkmm2ext::UI::instance()->call_slot (MISSING_INVALIDATOR, (slot)); \
return;\
}
void
PopUp::touch ()
{
ENSURE_GUI_THREAD (mem_fun (*this, &PopUp::touch));
if (is_visible ()) {
remove ();
} else {
Gtkmm2ext::set_size_request_to_display_given_text (label, my_text.c_str(), 25, 10);
label.set_text (my_text);
show_all ();
if (popdown_time != 0) {
timeout = g_timeout_add (popdown_time,
remove_prompt_timeout,
this);
}
}
}
gint
PopUp::button_click (GdkEventButton* /*ev*/)
{
remove ();
return TRUE;
}
void
PopUp::set_text (string txt)
{
my_text = txt;
}
void
PopUp::set_name (string name)
{
Window::set_name (name);
label.set_name (name);
}
bool
PopUp::on_delete_event (GdkEventAny* /*ev*/)
{
hide();
if (popdown_time != 0 && timeout != -1) {
g_source_remove (timeout);
}
if (delete_on_hide) {
std::cerr << "deleting prompter\n" << endl;
g_idle_add (idle_delete, this);
}
return true;
}