1 files changed, 141 insertions, 0 deletions
diff --git a/src/gui/MessagesWindow.cpp b/src/gui/MessagesWindow.cpp
new file mode 100644
index 00000000..2b980a53
--- /dev/null
+++ b/src/gui/MessagesWindow.cpp
@@ -0,0 +1,141 @@
+/*
+  This file is part of Ingen.
+  Copyright 2007-2016 David Robillard <http://drobilla.net/>
+
+  Ingen is free software: you can redistribute it and/or modify it under the
+  terms of the GNU Affero General Public License as published by the Free
+  Software Foundation, either version 3 of the License, or any later version.
+
+  Ingen 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 Affero General Public License for details.
+
+  You should have received a copy of the GNU Affero General Public License
+  along with Ingen.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <string>
+
+#include "ingen/URIs.hpp"
+
+#include "App.hpp"
+#include "MessagesWindow.hpp"
+
+namespace ingen {
+namespace gui {
+using std::string;
+
+MessagesWindow::MessagesWindow(BaseObjectType*                   cobject,
+                               const Glib::RefPtr<Gtk::Builder>& xml)
+	: Window(cobject)
+{
+	xml->get_widget("messages_textview", _textview);
+	xml->get_widget("messages_clear_button", _clear_button);
+	xml->get_widget("messages_close_button", _close_button);
+
+	_clear_button->signal_clicked().connect(sigc::mem_fun(this, &MessagesWindow::clear_clicked));
+	_close_button->signal_clicked().connect(sigc::mem_fun(this, &Window::hide));
+
+	for (int s = Gtk::STATE_NORMAL; s <= Gtk::STATE_INSENSITIVE; ++s) {
+		_textview->modify_base((Gtk::StateType)s, Gdk::Color("#000000"));
+		_textview->modify_text((Gtk::StateType)s, Gdk::Color("#EEEEEC"));
+	}
+}
+
+void
+MessagesWindow::init_window(App& app)
+{
+	Glib::RefPtr<Gtk::TextTag> tag = Gtk::TextTag::create();
+	tag->property_foreground() = "#EF2929";
+	_tags.emplace(app.uris().log_Error, tag);
+	_error_tag = tag;
+
+	tag = Gtk::TextTag::create();
+	tag->property_foreground() = "#FCAF3E";
+	_tags.emplace(app.uris().log_Warning, tag);
+
+	tag = Gtk::TextTag::create();
+	tag->property_foreground() = "#8AE234";
+	_tags.emplace(app.uris().log_Trace, tag);
+
+	for (const auto& t : _tags) {
+		_textview->get_buffer()->get_tag_table()->add(t.second);
+	}
+}
+
+void
+MessagesWindow::post_error(const string& msg)
+{
+	Glib::RefPtr<Gtk::TextBuffer> text_buf = _textview->get_buffer();
+	text_buf->insert_with_tag(text_buf->end(), msg, _error_tag);
+	text_buf->insert(text_buf->end(), "\n");
+
+	if (!_clear_button->is_sensitive()) {
+		_clear_button->set_sensitive(true);
+	}
+
+	set_urgency_hint(true);
+	if (!is_visible()) {
+		present();
+	}
+}
+
+int
+MessagesWindow::log(LV2_URID type, const char* fmt, va_list args)
+{
+	std::lock_guard<std::mutex> lock(_mutex);
+
+#ifdef HAVE_VASPRINTF
+	char*     buf = nullptr;
+	const int len = vasprintf(&buf, fmt, args);
+#else
+	char*     buf = g_strdup_vprintf(fmt, args);
+	const int len = strlen(buf);
+#endif
+
+	_stream << type << ' ' << buf << '\0';
+	free(buf);
+
+	return len;
+}
+
+void
+MessagesWindow::flush()
+{
+	while (true) {
+		LV2_URID    type;
+		std::string line;
+		{
+			std::lock_guard<std::mutex> lock(_mutex);
+			if (!_stream.rdbuf()->in_avail()) {
+				return;
+			}
+			_stream >> type;
+			std::getline(_stream, line, '\0');
+		}
+
+		Glib::RefPtr<Gtk::TextBuffer> text_buf = _textview->get_buffer();
+
+		auto t = _tags.find(type);
+		if (t != _tags.end()) {
+			text_buf->insert_with_tag(text_buf->end(), line, t->second);
+		} else {
+			text_buf->insert(text_buf->end(), line);
+		}
+	}
+
+	if (!_clear_button->is_sensitive()) {
+		_clear_button->set_sensitive(true);
+	}
+}
+
+void
+MessagesWindow::clear_clicked()
+{
+	Glib::RefPtr<Gtk::TextBuffer> text_buf = _textview->get_buffer();
+	text_buf->erase(text_buf->begin(), text_buf->end());
+	_clear_button->set_sensitive(false);
+}
+
+} // namespace gui
+} // namespace ingen