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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
/*
* anjuta
* Copyright (C) Johannes Schmid 2009 <jhs@gnome.org>
*
* anjuta 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 3 of the License, or
* (at your option) any later version.
*
* anjuta 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, see <http://www.gnu.org/licenses/>.
*/
#include "sourceview-provider.h"
#include "sourceview-cell.h"
#include "sourceview-private.h"
#include <libanjuta/anjuta-debug.h>
static void
sourceview_provider_iface_init (GtkSourceCompletionProviderIface* provider);
G_DEFINE_TYPE_WITH_CODE (SourceviewProvider,
sourceview_provider,
G_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE (GTK_SOURCE_TYPE_COMPLETION_PROVIDER,
sourceview_provider_iface_init))
static void
on_context_cancelled (GtkSourceCompletionContext* context, SourceviewProvider* provider)
{
g_signal_handlers_disconnect_by_func (context, on_context_cancelled, provider);
g_signal_emit_by_name (provider->sv, "cancelled");
provider->cancelled = TRUE;
provider->context = NULL;
}
static void
sourceview_provider_populate (GtkSourceCompletionProvider* provider, GtkSourceCompletionContext* context)
{
SourceviewProvider* prov = SOURCEVIEW_PROVIDER(provider);
GtkTextIter iter;
SourceviewCell* cell;
gtk_source_completion_context_get_iter(context, &iter);
cell = sourceview_cell_new (&iter, GTK_TEXT_VIEW(prov->sv->priv->view));
prov->context = context;
prov->cancelled = FALSE;
g_signal_connect (context, "cancelled", G_CALLBACK(on_context_cancelled), prov);
ianjuta_provider_populate(prov->iprov, IANJUTA_ITERABLE(cell), NULL);
g_object_unref (cell);
}
static gchar*
sourceview_provider_get_name (GtkSourceCompletionProvider* provider)
{
SourceviewProvider* prov = SOURCEVIEW_PROVIDER(provider);
return g_strdup (ianjuta_provider_get_name (prov->iprov, NULL));
}
static gboolean
sourceview_provider_get_start_iter (GtkSourceCompletionProvider* provider,
GtkSourceCompletionContext* context,
GtkSourceCompletionProposal* proposal, GtkTextIter* iter)
{
SourceviewProvider* prov = SOURCEVIEW_PROVIDER(provider);
IAnjutaIterable* iiter = ianjuta_provider_get_start_iter (prov->iprov, NULL);
if (iiter)
{
SourceviewCell* cell = SOURCEVIEW_CELL(iiter);
GtkTextIter source_iter;
sourceview_cell_get_iter(cell, &source_iter);
*iter = source_iter;
return TRUE;
}
else
return FALSE;
}
static gboolean
sourceview_provider_activate_proposal (GtkSourceCompletionProvider* provider,
GtkSourceCompletionProposal* proposal,
GtkTextIter* iter)
{
SourceviewProvider* prov = SOURCEVIEW_PROVIDER (provider);
SourceviewCell* cell = sourceview_cell_new (iter, GTK_TEXT_VIEW(prov->sv->priv->view));
gpointer data = g_object_get_data (G_OBJECT(proposal), "__data");
ianjuta_provider_activate(prov->iprov, IANJUTA_ITERABLE(cell), data, NULL);
g_object_unref (cell);
return TRUE;
}
static gint
sourceview_provider_get_priority (GtkSourceCompletionProvider* provider)
{
/* Always the highest priority */
return G_MAXINT32;
}
static void
sourceview_provider_iface_init (GtkSourceCompletionProviderIface* provider)
{
provider->get_name = sourceview_provider_get_name;
provider->populate = sourceview_provider_populate;
provider->get_start_iter = sourceview_provider_get_start_iter;
provider->activate_proposal = sourceview_provider_activate_proposal;
provider->get_priority = sourceview_provider_get_priority;
}
static void
sourceview_provider_init (SourceviewProvider *object)
{
object->context = NULL;
}
static void
sourceview_provider_dispose (GObject* obj)
{
}
static void
sourceview_provider_class_init (SourceviewProviderClass *klass)
{
GObjectClass* object_class = G_OBJECT_CLASS (klass);
object_class->dispose = sourceview_provider_dispose;
}
GtkSourceCompletionProvider* sourceview_provider_new (Sourceview* sv,
IAnjutaProvider* iprov)
{
GObject* obj = g_object_new (SOURCEVIEW_TYPE_PROVIDER, NULL);
SourceviewProvider* prov = SOURCEVIEW_PROVIDER(obj);
prov->sv = sv;
prov->iprov = iprov;
return GTK_SOURCE_COMPLETION_PROVIDER(obj);
}
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