94 lines
2.5 KiB
C
94 lines
2.5 KiB
C
/*
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* e-alert-sink.c
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) version 3.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with the program; if not, see <http://www.gnu.org/licenses/>
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*
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*/
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/**
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* SECTION: e-alert-sink
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* @short_description: an interface to handle alerts
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* @include: e-util/e-alert-sink.h
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*
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* A widget that implements #EAlertSink means it can handle #EAlerts,
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* usually by displaying them to the user.
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**/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "e-alert-sink.h"
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#include "e-alert-dialog.h"
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G_DEFINE_INTERFACE (
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EAlertSink,
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e_alert_sink,
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GTK_TYPE_WIDGET)
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static void
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alert_sink_fallback (GtkWidget *widget,
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EAlert *alert)
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{
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GtkWidget *dialog;
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gpointer parent;
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parent = gtk_widget_get_toplevel (widget);
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parent = gtk_widget_is_toplevel (parent) ? parent : NULL;
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dialog = e_alert_dialog_new (parent, alert);
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gtk_dialog_run (GTK_DIALOG (dialog));
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gtk_widget_destroy (dialog);
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}
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static void
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alert_sink_submit_alert (EAlertSink *alert_sink,
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EAlert *alert)
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{
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/* This is just a lame fallback handler. Implementors
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* are strongly encouraged to override this method. */
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alert_sink_fallback (GTK_WIDGET (alert_sink), alert);
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}
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static void
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e_alert_sink_default_init (EAlertSinkInterface *interface)
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{
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interface->submit_alert = alert_sink_submit_alert;
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}
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/**
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* e_alert_sink_submit_alert:
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* @alert_sink: an #EAlertSink
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* @alert: an #EAlert
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*
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* This function is a place to pass #EAlert objects. Beyond that it has no
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* well-defined behavior. It's up to the widget implementing the #EAlertSink
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* interface to decide what to do with them.
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**/
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void
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e_alert_sink_submit_alert (EAlertSink *alert_sink,
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EAlert *alert)
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{
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EAlertSinkInterface *interface;
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g_return_if_fail (E_IS_ALERT_SINK (alert_sink));
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g_return_if_fail (E_IS_ALERT (alert));
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interface = E_ALERT_SINK_GET_INTERFACE (alert_sink);
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g_return_if_fail (interface->submit_alert != NULL);
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interface->submit_alert (alert_sink, alert);
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}
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