git-svn-id: svn://localhost/ardour2/branches/3.0@8751 d708f5d6-7413-0410-9779-e7cbd77b26cf
723 lines
17 KiB
C++
723 lines
17 KiB
C++
/*
|
|
Copyright (C) 1999-2005 Paul Barton-Davis
|
|
|
|
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., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
$Id$
|
|
*/
|
|
|
|
#include <cmath>
|
|
#include <fcntl.h>
|
|
#include <signal.h>
|
|
#include <unistd.h>
|
|
#include <cerrno>
|
|
#include <climits>
|
|
#include <cctype>
|
|
|
|
#include <gtkmm.h>
|
|
#include <pbd/error.h>
|
|
#include <pbd/touchable.h>
|
|
#include <pbd/failed_constructor.h>
|
|
#include <pbd/pthread_utils.h>
|
|
#include <pbd/stacktrace.h>
|
|
|
|
#include <gtkmm2ext/application.h>
|
|
#include <gtkmm2ext/gtk_ui.h>
|
|
#include <gtkmm2ext/textviewer.h>
|
|
#include <gtkmm2ext/popup.h>
|
|
#include <gtkmm2ext/utils.h>
|
|
#include <gtkmm2ext/window_title.h>
|
|
#include <gtkmm2ext/actions.h>
|
|
|
|
#include "i18n.h"
|
|
|
|
using namespace Gtkmm2ext;
|
|
using namespace Gtk;
|
|
using namespace Glib;
|
|
using namespace PBD;
|
|
using std::map;
|
|
|
|
UI *UI::theGtkUI = 0;
|
|
|
|
BaseUI::RequestType Gtkmm2ext::NullMessage = BaseUI::new_request_type();
|
|
BaseUI::RequestType Gtkmm2ext::ErrorMessage = BaseUI::new_request_type();
|
|
BaseUI::RequestType Gtkmm2ext::TouchDisplay = BaseUI::new_request_type();
|
|
BaseUI::RequestType Gtkmm2ext::StateChange = BaseUI::new_request_type();
|
|
BaseUI::RequestType Gtkmm2ext::SetTip = BaseUI::new_request_type();
|
|
BaseUI::RequestType Gtkmm2ext::AddIdle = BaseUI::new_request_type();
|
|
BaseUI::RequestType Gtkmm2ext::AddTimeout = BaseUI::new_request_type();
|
|
|
|
#include "pbd/abstract_ui.cc" /* instantiate the template */
|
|
|
|
UI::UI (string namestr, int *argc, char ***argv)
|
|
: AbstractUI<UIRequest> (namestr)
|
|
{
|
|
theMain = new Main (argc, argv);
|
|
#ifndef GTK_NEW_TOOLTIP_API
|
|
tips = new Tooltips;
|
|
#endif
|
|
|
|
_active = false;
|
|
|
|
if (!theGtkUI) {
|
|
theGtkUI = this;
|
|
} else {
|
|
fatal << "duplicate UI requested" << endmsg;
|
|
/* NOTREACHED */
|
|
}
|
|
|
|
/* the GUI event loop runs in the main thread of the app,
|
|
which is assumed to have called this.
|
|
*/
|
|
|
|
run_loop_thread = Thread::self();
|
|
|
|
/* store "this" as the UI-for-thread of this thread, same argument
|
|
as for previous line.
|
|
*/
|
|
|
|
set_event_loop_for_thread (this);
|
|
|
|
/* attach our request source to the default main context */
|
|
|
|
request_channel.ios()->attach (MainContext::get_default());
|
|
|
|
errors = new TextViewer (800,600);
|
|
errors->text().set_editable (false);
|
|
errors->text().set_name ("ErrorText");
|
|
errors->signal_unmap().connect (sigc::bind (sigc::ptr_fun (&ActionManager::uncheck_toggleaction), X_("<Actions>/Editor/toggle-log-window")));
|
|
|
|
Glib::set_application_name(namestr);
|
|
|
|
WindowTitle title(Glib::get_application_name());
|
|
title += _("Log");
|
|
errors->set_title (title.get_string());
|
|
|
|
errors->dismiss_button().set_name ("ErrorLogCloseButton");
|
|
errors->signal_delete_event().connect (bind (sigc::ptr_fun (just_hide_it), (Window *) errors));
|
|
errors->set_type_hint (Gdk::WINDOW_TYPE_HINT_UTILITY);
|
|
|
|
//load_rcfile (rcfile);
|
|
|
|
/* instantiate the Application singleton */
|
|
|
|
Application::instance();
|
|
}
|
|
|
|
UI::~UI ()
|
|
{
|
|
}
|
|
|
|
|
|
bool
|
|
UI::caller_is_ui_thread ()
|
|
{
|
|
return Thread::self() == run_loop_thread;
|
|
}
|
|
|
|
int
|
|
UI::load_rcfile (string path, bool themechange)
|
|
{
|
|
/* Yes, pointers to Glib::RefPtr. If these are not kept around,
|
|
* a segfault somewhere deep in the wonderfully robust glib will result.
|
|
* This does not occur if wiget.get_style is used instead of rc.get_style below,
|
|
* except that doesn't actually work...
|
|
*/
|
|
|
|
static Glib::RefPtr<Style>* fatal_style = 0;
|
|
static Glib::RefPtr<Style>* error_style = 0;
|
|
static Glib::RefPtr<Style>* warning_style = 0;
|
|
static Glib::RefPtr<Style>* info_style = 0;
|
|
|
|
if (path.length() == 0) {
|
|
return -1;
|
|
}
|
|
|
|
if (access (path.c_str(), R_OK)) {
|
|
error << "UI: couldn't find rc file \""
|
|
<< path
|
|
<< '"'
|
|
<< endmsg;
|
|
return -1;
|
|
}
|
|
|
|
RC rc (path.c_str());
|
|
//RC::reset_styles (Gtk::Settings::get_default());
|
|
gtk_rc_reset_styles (gtk_settings_get_default());
|
|
theme_changed.emit();
|
|
|
|
if (themechange) {
|
|
return 0; //Don't continue on every time there is a theme change
|
|
}
|
|
|
|
/* have to pack widgets into a toplevel window so that styles will stick */
|
|
|
|
Window temp_window (WINDOW_TOPLEVEL);
|
|
temp_window.ensure_style ();
|
|
|
|
HBox box;
|
|
Label fatal_widget;
|
|
Label error_widget;
|
|
Label warning_widget;
|
|
Label info_widget;
|
|
RefPtr<Gtk::Style> style;
|
|
RefPtr<TextBuffer> buffer (errors->text().get_buffer());
|
|
|
|
box.pack_start (fatal_widget);
|
|
box.pack_start (error_widget);
|
|
box.pack_start (warning_widget);
|
|
box.pack_start (info_widget);
|
|
|
|
error_ptag = buffer->create_tag();
|
|
error_mtag = buffer->create_tag();
|
|
fatal_ptag = buffer->create_tag();
|
|
fatal_mtag = buffer->create_tag();
|
|
warning_ptag = buffer->create_tag();
|
|
warning_mtag = buffer->create_tag();
|
|
info_ptag = buffer->create_tag();
|
|
info_mtag = buffer->create_tag();
|
|
|
|
fatal_widget.set_name ("FatalMessage");
|
|
delete fatal_style;
|
|
|
|
/* This next line and the similar ones below are sketchily
|
|
* guessed to fix #2885. I think maybe that problems occur
|
|
* because with gtk_rc_get_style (to quote its docs) "no
|
|
* refcount is added to the returned style". So I've switched
|
|
* this to use Glib::wrap with take_copy == true, which requires
|
|
* all the nasty casts and calls to plain-old-C GTK.
|
|
*
|
|
* At worst I think this causes a memory leak; at least it appears
|
|
* to fix the bug.
|
|
*
|
|
* I could be wrong about any or all of the above.
|
|
*/
|
|
fatal_style = new Glib::RefPtr<Style> (Glib::wrap (gtk_rc_get_style (reinterpret_cast<GtkWidget*> (fatal_widget.gobj())), true));
|
|
|
|
fatal_ptag->property_font_desc().set_value((*fatal_style)->get_font());
|
|
fatal_ptag->property_foreground_gdk().set_value((*fatal_style)->get_fg(STATE_ACTIVE));
|
|
fatal_ptag->property_background_gdk().set_value((*fatal_style)->get_bg(STATE_ACTIVE));
|
|
fatal_mtag->property_font_desc().set_value((*fatal_style)->get_font());
|
|
fatal_mtag->property_foreground_gdk().set_value((*fatal_style)->get_fg(STATE_NORMAL));
|
|
fatal_mtag->property_background_gdk().set_value((*fatal_style)->get_bg(STATE_NORMAL));
|
|
|
|
error_widget.set_name ("ErrorMessage");
|
|
delete error_style;
|
|
error_style = new Glib::RefPtr<Style> (Glib::wrap (gtk_rc_get_style (reinterpret_cast<GtkWidget*> (error_widget.gobj())), true));
|
|
|
|
error_ptag->property_font_desc().set_value((*error_style)->get_font());
|
|
error_ptag->property_foreground_gdk().set_value((*error_style)->get_fg(STATE_ACTIVE));
|
|
error_ptag->property_background_gdk().set_value((*error_style)->get_bg(STATE_ACTIVE));
|
|
error_mtag->property_font_desc().set_value((*error_style)->get_font());
|
|
error_mtag->property_foreground_gdk().set_value((*error_style)->get_fg(STATE_NORMAL));
|
|
error_mtag->property_background_gdk().set_value((*error_style)->get_bg(STATE_NORMAL));
|
|
|
|
warning_widget.set_name ("WarningMessage");
|
|
delete warning_style;
|
|
warning_style = new Glib::RefPtr<Style> (Glib::wrap (gtk_rc_get_style (reinterpret_cast<GtkWidget*> (warning_widget.gobj())), true));
|
|
|
|
warning_ptag->property_font_desc().set_value((*warning_style)->get_font());
|
|
warning_ptag->property_foreground_gdk().set_value((*warning_style)->get_fg(STATE_ACTIVE));
|
|
warning_ptag->property_background_gdk().set_value((*warning_style)->get_bg(STATE_ACTIVE));
|
|
warning_mtag->property_font_desc().set_value((*warning_style)->get_font());
|
|
warning_mtag->property_foreground_gdk().set_value((*warning_style)->get_fg(STATE_NORMAL));
|
|
warning_mtag->property_background_gdk().set_value((*warning_style)->get_bg(STATE_NORMAL));
|
|
|
|
info_widget.set_name ("InfoMessage");
|
|
delete info_style;
|
|
info_style = new Glib::RefPtr<Style> (Glib::wrap (gtk_rc_get_style (reinterpret_cast<GtkWidget*> (info_widget.gobj())), true));
|
|
|
|
info_ptag->property_font_desc().set_value((*info_style)->get_font());
|
|
info_ptag->property_foreground_gdk().set_value((*info_style)->get_fg(STATE_ACTIVE));
|
|
info_ptag->property_background_gdk().set_value((*info_style)->get_bg(STATE_ACTIVE));
|
|
info_mtag->property_font_desc().set_value((*info_style)->get_font());
|
|
info_mtag->property_foreground_gdk().set_value((*info_style)->get_fg(STATE_NORMAL));
|
|
info_mtag->property_background_gdk().set_value((*info_style)->get_bg(STATE_NORMAL));
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
UI::run (Receiver &old_receiver)
|
|
{
|
|
listen_to (error);
|
|
listen_to (info);
|
|
listen_to (warning);
|
|
listen_to (fatal);
|
|
|
|
/* stop the old receiver (text/console) once we hit the first idle */
|
|
|
|
Glib::signal_idle().connect (bind_return (mem_fun (old_receiver, &Receiver::hangup), false));
|
|
|
|
starting ();
|
|
_active = true;
|
|
theMain->run ();
|
|
_active = false;
|
|
stopping ();
|
|
hangup ();
|
|
return;
|
|
}
|
|
|
|
bool
|
|
UI::running ()
|
|
{
|
|
return _active;
|
|
}
|
|
|
|
void
|
|
UI::quit ()
|
|
{
|
|
UIRequest *req = get_request (Quit);
|
|
|
|
if (req == 0) {
|
|
return;
|
|
}
|
|
|
|
send_request (req);
|
|
}
|
|
|
|
static bool idle_quit ()
|
|
{
|
|
Main::quit ();
|
|
return true;
|
|
}
|
|
|
|
void
|
|
UI::do_quit ()
|
|
{
|
|
if (getenv ("ARDOUR_RUNNING_UNDER_VALGRIND")) {
|
|
Main::quit ();
|
|
} else {
|
|
Glib::signal_idle().connect (sigc::ptr_fun (idle_quit));
|
|
}
|
|
}
|
|
|
|
void
|
|
UI::touch_display (Touchable *display)
|
|
{
|
|
UIRequest *req = get_request (TouchDisplay);
|
|
|
|
if (req == 0) {
|
|
return;
|
|
}
|
|
|
|
req->display = display;
|
|
|
|
send_request (req);
|
|
}
|
|
|
|
void
|
|
UI::set_tip (Widget &w, const gchar *tip)
|
|
{
|
|
set_tip(&w, tip, "");
|
|
}
|
|
|
|
void
|
|
UI::set_tip (Widget &w, const std::string& tip)
|
|
{
|
|
set_tip(&w, tip.c_str(), "");
|
|
}
|
|
|
|
void
|
|
UI::set_tip (Widget *w, const gchar *tip, const gchar *hlp)
|
|
{
|
|
UIRequest *req = get_request (SetTip);
|
|
|
|
std::string msg(tip);
|
|
|
|
Glib::RefPtr<Gtk::Action> action = w->get_action();
|
|
if (action) {
|
|
Gtk::AccelKey key;
|
|
ustring ap = action->get_accel_path();
|
|
if (!ap.empty()) {
|
|
bool has_key = ActionManager::lookup_entry(ap, key);
|
|
if (has_key && key.get_abbrev() != "") {
|
|
msg.append("\n\n Key: ").append(key.get_abbrev());
|
|
}
|
|
}
|
|
}
|
|
|
|
if (req == 0) {
|
|
return;
|
|
}
|
|
|
|
req->widget = w;
|
|
req->msg = msg.c_str();
|
|
req->msg2 = hlp;
|
|
|
|
send_request (req);
|
|
}
|
|
|
|
void
|
|
UI::set_state (Widget *w, StateType state)
|
|
{
|
|
UIRequest *req = get_request (StateChange);
|
|
|
|
if (req == 0) {
|
|
return;
|
|
}
|
|
|
|
req->new_state = state;
|
|
req->widget = w;
|
|
|
|
send_request (req);
|
|
}
|
|
|
|
void
|
|
UI::idle_add (int (*func)(void *), void *arg)
|
|
{
|
|
UIRequest *req = get_request (AddIdle);
|
|
|
|
if (req == 0) {
|
|
return;
|
|
}
|
|
|
|
req->function = func;
|
|
req->arg = arg;
|
|
|
|
send_request (req);
|
|
}
|
|
|
|
/* END abstract_ui interfaces */
|
|
|
|
/** Create a PBD::EventLoop::InvalidationRecord and attach a callback
|
|
* to a given sigc::trackable so that PBD::EventLoop::invalidate_request
|
|
* is called when that trackable is destroyed.
|
|
*/
|
|
PBD::EventLoop::InvalidationRecord*
|
|
__invalidator (sigc::trackable& trackable, const char* file, int line)
|
|
{
|
|
PBD::EventLoop::InvalidationRecord* ir = new PBD::EventLoop::InvalidationRecord;
|
|
|
|
ir->file = file;
|
|
ir->line = line;
|
|
|
|
trackable.add_destroy_notify_callback (ir, PBD::EventLoop::invalidate_request);
|
|
|
|
return ir;
|
|
}
|
|
|
|
void
|
|
UI::do_request (UIRequest* req)
|
|
{
|
|
if (req->type == ErrorMessage) {
|
|
|
|
process_error_message (req->chn, req->msg);
|
|
free (const_cast<char*>(req->msg)); /* it was strdup'ed */
|
|
req->msg = 0; /* don't free it again in the destructor */
|
|
|
|
} else if (req->type == Quit) {
|
|
|
|
do_quit ();
|
|
|
|
} else if (req->type == CallSlot) {
|
|
#ifndef NDEBUG
|
|
if (getenv ("DEBUG_THREADED_SIGNALS")) {
|
|
cerr << "call slot for " << name() << endl;
|
|
}
|
|
#endif
|
|
req->the_slot ();
|
|
|
|
} else if (req->type == TouchDisplay) {
|
|
|
|
req->display->touch ();
|
|
if (req->display->delete_after_touch()) {
|
|
delete req->display;
|
|
}
|
|
|
|
} else if (req->type == StateChange) {
|
|
|
|
req->widget->set_state (req->new_state);
|
|
|
|
} else if (req->type == SetTip) {
|
|
|
|
#ifdef GTK_NEW_TOOLTIP_API
|
|
/* even if the installed GTK is up to date,
|
|
at present (November 2008) our included
|
|
version of gtkmm is not. so use the GTK
|
|
API that we've verified has the right function.
|
|
*/
|
|
gtk_widget_set_tooltip_text (req->widget->gobj(), req->msg);
|
|
#else
|
|
tips->set_tip (*req->widget, req->msg, "");
|
|
#endif
|
|
|
|
} else {
|
|
|
|
error << "GtkUI: unknown request type "
|
|
<< (int) req->type
|
|
<< endmsg;
|
|
}
|
|
}
|
|
|
|
/*======================================================================
|
|
Error Display
|
|
======================================================================*/
|
|
|
|
void
|
|
UI::receive (Transmitter::Channel chn, const char *str)
|
|
{
|
|
if (caller_is_ui_thread()) {
|
|
process_error_message (chn, str);
|
|
} else {
|
|
UIRequest* req = get_request (ErrorMessage);
|
|
|
|
if (req == 0) {
|
|
return;
|
|
}
|
|
|
|
req->chn = chn;
|
|
req->msg = strdup (str);
|
|
|
|
send_request (req);
|
|
}
|
|
}
|
|
|
|
#define OLD_STYLE_ERRORS 1
|
|
|
|
void
|
|
UI::process_error_message (Transmitter::Channel chn, const char *str)
|
|
{
|
|
RefPtr<Style> style;
|
|
RefPtr<TextBuffer::Tag> ptag;
|
|
RefPtr<TextBuffer::Tag> mtag;
|
|
const char *prefix;
|
|
size_t prefix_len;
|
|
bool fatal_received = false;
|
|
#ifndef OLD_STYLE_ERRORS
|
|
PopUp* popup = new PopUp (WIN_POS_CENTER, 0, true);
|
|
#endif
|
|
|
|
switch (chn) {
|
|
case Transmitter::Fatal:
|
|
prefix = "[FATAL]: ";
|
|
ptag = fatal_ptag;
|
|
mtag = fatal_mtag;
|
|
prefix_len = 9;
|
|
fatal_received = true;
|
|
break;
|
|
case Transmitter::Error:
|
|
#if OLD_STYLE_ERRORS
|
|
prefix = "[ERROR]: ";
|
|
ptag = error_ptag;
|
|
mtag = error_mtag;
|
|
prefix_len = 9;
|
|
#else
|
|
popup->set_name ("ErrorMessage");
|
|
popup->set_text (str);
|
|
popup->touch ();
|
|
return;
|
|
#endif
|
|
break;
|
|
case Transmitter::Info:
|
|
#if OLD_STYLE_ERRORS
|
|
prefix = "[INFO]: ";
|
|
ptag = info_ptag;
|
|
mtag = info_mtag;
|
|
prefix_len = 8;
|
|
#else
|
|
popup->set_name ("InfoMessage");
|
|
popup->set_text (str);
|
|
popup->touch ();
|
|
return;
|
|
#endif
|
|
|
|
break;
|
|
case Transmitter::Warning:
|
|
#if OLD_STYLE_ERRORS
|
|
prefix = "[WARNING]: ";
|
|
ptag = warning_ptag;
|
|
mtag = warning_mtag;
|
|
prefix_len = 11;
|
|
#else
|
|
popup->set_name ("WarningMessage");
|
|
popup->set_text (str);
|
|
popup->touch ();
|
|
return;
|
|
#endif
|
|
break;
|
|
default:
|
|
/* no choice but to use text/console output here */
|
|
cerr << "programmer error in UI::check_error_messages (channel = " << chn << ")\n";
|
|
::exit (1);
|
|
}
|
|
|
|
errors->text().get_buffer()->begin_user_action();
|
|
|
|
if (fatal_received) {
|
|
handle_fatal (str);
|
|
} else {
|
|
|
|
display_message (prefix, prefix_len, ptag, mtag, str);
|
|
|
|
if (!errors->is_visible() && chn != Transmitter::Info) {
|
|
toggle_errors();
|
|
}
|
|
}
|
|
|
|
errors->text().get_buffer()->end_user_action();
|
|
}
|
|
|
|
void
|
|
UI::toggle_errors ()
|
|
{
|
|
Glib::RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-log-window"));
|
|
if (!act) {
|
|
return;
|
|
}
|
|
|
|
Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic (act);
|
|
|
|
if (tact->get_active()) {
|
|
errors->set_position (WIN_POS_MOUSE);
|
|
errors->show ();
|
|
} else {
|
|
errors->hide ();
|
|
}
|
|
}
|
|
|
|
void
|
|
UI::display_message (const char *prefix, gint /*prefix_len*/, RefPtr<TextBuffer::Tag> ptag, RefPtr<TextBuffer::Tag> mtag, const char *msg)
|
|
{
|
|
RefPtr<TextBuffer> buffer (errors->text().get_buffer());
|
|
|
|
buffer->insert_with_tag(buffer->end(), prefix, ptag);
|
|
buffer->insert_with_tag(buffer->end(), msg, mtag);
|
|
buffer->insert_with_tag(buffer->end(), "\n", mtag);
|
|
|
|
errors->scroll_to_bottom ();
|
|
}
|
|
|
|
void
|
|
UI::handle_fatal (const char *message)
|
|
{
|
|
Dialog win;
|
|
Label label (message);
|
|
Button quit (_("Press To Exit"));
|
|
HBox hpacker;
|
|
|
|
win.set_default_size (400, 100);
|
|
|
|
WindowTitle title(Glib::get_application_name());
|
|
title += ": Fatal Error";
|
|
win.set_title (title.get_string());
|
|
|
|
win.set_position (WIN_POS_MOUSE);
|
|
win.set_border_width (12);
|
|
|
|
win.get_vbox()->pack_start (label, true, true);
|
|
hpacker.pack_start (quit, true, false);
|
|
win.get_vbox()->pack_start (hpacker, false, false);
|
|
|
|
quit.signal_clicked().connect(mem_fun(*this,&UI::quit));
|
|
|
|
win.show_all ();
|
|
win.set_modal (true);
|
|
|
|
theMain->run ();
|
|
|
|
_exit (1);
|
|
}
|
|
|
|
void
|
|
UI::popup_error (const string& text)
|
|
{
|
|
PopUp *pup;
|
|
|
|
if (!caller_is_ui_thread()) {
|
|
error << "non-UI threads can't use UI::popup_error"
|
|
<< endmsg;
|
|
return;
|
|
}
|
|
|
|
pup = new PopUp (WIN_POS_MOUSE, 0, true);
|
|
pup->set_text (text);
|
|
pup->touch ();
|
|
}
|
|
|
|
|
|
void
|
|
UI::flush_pending ()
|
|
{
|
|
if (!caller_is_ui_thread()) {
|
|
error << "non-UI threads cannot call UI::flush_pending()"
|
|
<< endmsg;
|
|
return;
|
|
}
|
|
|
|
gtk_main_iteration();
|
|
|
|
while (gtk_events_pending()) {
|
|
gtk_main_iteration();
|
|
}
|
|
}
|
|
|
|
bool
|
|
UI::just_hide_it (GdkEventAny */*ev*/, Window *win)
|
|
{
|
|
win->hide ();
|
|
return true;
|
|
}
|
|
|
|
Gdk::Color
|
|
UI::get_color (const string& prompt, bool& picked, const Gdk::Color* initial)
|
|
{
|
|
Gdk::Color color;
|
|
|
|
ColorSelectionDialog color_dialog (prompt);
|
|
|
|
color_dialog.set_modal (true);
|
|
color_dialog.get_cancel_button()->signal_clicked().connect (bind (mem_fun (*this, &UI::color_selection_done), false));
|
|
color_dialog.get_ok_button()->signal_clicked().connect (bind (mem_fun (*this, &UI::color_selection_done), true));
|
|
color_dialog.signal_delete_event().connect (mem_fun (*this, &UI::color_selection_deleted));
|
|
|
|
if (initial) {
|
|
color_dialog.get_colorsel()->set_current_color (*initial);
|
|
}
|
|
|
|
color_dialog.show_all ();
|
|
color_picked = false;
|
|
picked = false;
|
|
|
|
Main::run();
|
|
|
|
color_dialog.hide_all ();
|
|
|
|
if (color_picked) {
|
|
Gdk::Color f_rgba = color_dialog.get_colorsel()->get_current_color ();
|
|
color.set_red(f_rgba.get_red());
|
|
color.set_green(f_rgba.get_green());
|
|
color.set_blue(f_rgba.get_blue());
|
|
|
|
picked = true;
|
|
}
|
|
|
|
return color;
|
|
}
|
|
|
|
void
|
|
UI::color_selection_done (bool status)
|
|
{
|
|
color_picked = status;
|
|
Main::quit ();
|
|
}
|
|
|
|
bool
|
|
UI::color_selection_deleted (GdkEventAny */*ev*/)
|
|
{
|
|
Main::quit ();
|
|
return true;
|
|
}
|