954 lines
31 KiB
C
954 lines
31 KiB
C
/* -*- mode: c; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/*
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* gtk-notification.c
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* Copyright (C) Erick Pérez Castellanos 2011 <erick.red@gmail.com>
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*
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gtk-notification.c is free software: you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* gtk-notification.c is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU 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 License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.";
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*/
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#include "gtk-notification.h"
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/**
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* SECTION:gtknotification
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* @short_description: Report notification messages to the user
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* @include: gtk/gtk.h
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* @see_also: #GtkStatusbar, #GtkMessageDialog, #GtkInfoBar
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*
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* #GtkNotification is a widget made for showing notifications to
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* the user, allowing them to close the notification or wait for it
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* to time out.
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*
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* #GtkNotification provides one signal (#GtkNotification::dismissed), for when the notification
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* times out or is closed.
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*
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*/
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#define GTK_PARAM_READWRITE G_PARAM_READWRITE|G_PARAM_STATIC_NAME|G_PARAM_STATIC_NICK|G_PARAM_STATIC_BLURB
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#define SHADOW_OFFSET_X 2
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#define SHADOW_OFFSET_Y 3
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#define ANIMATION_TIME 200 /* msec */
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#define ANIMATION_STEP 40 /* msec */
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enum {
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PROP_0,
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PROP_TIMEOUT,
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PROP_SHOW_CLOSE_BUTTON
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};
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struct _GtkNotificationPrivate {
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GtkWidget *close_button;
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gboolean show_close_button;
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GdkWindow *bin_window;
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int animate_y; /* from 0 to allocation.height */
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gboolean waiting_for_viewable;
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gboolean revealed;
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gboolean dismissed;
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gboolean sent_dismissed;
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guint animate_timeout;
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guint timeout;
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guint timeout_source_id;
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};
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enum {
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DISMISSED,
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LAST_SIGNAL
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};
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static guint notification_signals[LAST_SIGNAL] = { 0 };
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static gboolean gtk_notification_draw (GtkWidget *widget,
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cairo_t *cr);
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static void gtk_notification_get_preferred_width (GtkWidget *widget,
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gint *minimum_size,
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gint *natural_size);
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static void gtk_notification_get_preferred_height_for_width (GtkWidget *widget,
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gint width,
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gint *minimum_height,
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gint *natural_height);
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static void gtk_notification_get_preferred_height (GtkWidget *widget,
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gint *minimum_size,
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gint *natural_size);
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static void gtk_notification_get_preferred_width_for_height (GtkWidget *widget,
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gint height,
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gint *minimum_width,
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gint *natural_width);
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static void gtk_notification_size_allocate (GtkWidget *widget,
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GtkAllocation *allocation);
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static gboolean gtk_notification_timeout_cb (gpointer user_data);
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static void gtk_notification_style_updated (GtkWidget *widget);
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static void gtk_notification_show (GtkWidget *widget);
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static void gtk_notification_add (GtkContainer *container,
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GtkWidget *child);
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/* signals handlers */
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static void gtk_notification_close_button_clicked_cb (GtkWidget *widget,
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gpointer user_data);
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G_DEFINE_TYPE(GtkNotification, gtk_notification, GTK_TYPE_BIN);
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static void
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gtk_notification_init (GtkNotification *notification)
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{
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GtkWidget *close_button_image;
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GtkStyleContext *context;
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GtkNotificationPrivate *priv;
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context = gtk_widget_get_style_context (GTK_WIDGET (notification));
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gtk_style_context_add_class (context, "app-notification");
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gtk_widget_set_halign (GTK_WIDGET (notification), GTK_ALIGN_CENTER);
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gtk_widget_set_valign (GTK_WIDGET (notification), GTK_ALIGN_START);
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gtk_widget_set_has_window (GTK_WIDGET (notification), TRUE);
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gtk_widget_push_composite_child ();
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priv = notification->priv =
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G_TYPE_INSTANCE_GET_PRIVATE (notification,
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GTK_TYPE_NOTIFICATION,
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GtkNotificationPrivate);
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priv->animate_y = 0;
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priv->close_button = gtk_button_new ();
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gtk_widget_set_parent (priv->close_button, GTK_WIDGET (notification));
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gtk_widget_show (priv->close_button);
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g_object_set (priv->close_button,
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"relief", GTK_RELIEF_NONE,
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"focus-on-click", FALSE,
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NULL);
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g_signal_connect (priv->close_button,
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"clicked",
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G_CALLBACK (gtk_notification_close_button_clicked_cb),
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notification);
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close_button_image = gtk_image_new_from_icon_name ("window-close-symbolic", GTK_ICON_SIZE_BUTTON);
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gtk_button_set_image (GTK_BUTTON (notification->priv->close_button), close_button_image);
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gtk_widget_pop_composite_child ();
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priv->timeout_source_id = 0;
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}
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static void
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gtk_notification_finalize (GObject *object)
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{
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GtkNotification *notification;
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GtkNotificationPrivate *priv;
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g_return_if_fail (GTK_IS_NOTIFICATION (object));
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notification = GTK_NOTIFICATION (object);
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priv = notification->priv;
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if (priv->animate_timeout != 0)
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g_source_remove (priv->animate_timeout);
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if (priv->timeout_source_id != 0)
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g_source_remove (priv->timeout_source_id);
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G_OBJECT_CLASS (gtk_notification_parent_class)->finalize (object);
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}
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static void
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gtk_notification_destroy (GtkWidget *widget)
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{
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GtkNotification *notification = GTK_NOTIFICATION (widget);
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GtkNotificationPrivate *priv = notification->priv;
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if (!priv->sent_dismissed)
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{
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g_signal_emit (notification, notification_signals[DISMISSED], 0);
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priv->sent_dismissed = TRUE;
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}
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if (priv->close_button)
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{
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gtk_widget_unparent (priv->close_button);
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priv->close_button = NULL;
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}
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GTK_WIDGET_CLASS (gtk_notification_parent_class)->destroy (widget);
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}
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static void
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gtk_notification_realize (GtkWidget *widget)
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{
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GtkNotification *notification = GTK_NOTIFICATION (widget);
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GtkNotificationPrivate *priv = notification->priv;
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GtkBin *bin = GTK_BIN (widget);
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GtkAllocation allocation;
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GtkStyleContext *context;
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GtkWidget *child;
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GdkWindow *window;
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GdkWindowAttr attributes;
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gint attributes_mask;
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gtk_widget_set_realized (widget, TRUE);
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gtk_widget_get_allocation (widget, &allocation);
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attributes.x = allocation.x;
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attributes.y = allocation.y;
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attributes.width = allocation.width;
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attributes.height = allocation.height;
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attributes.window_type = GDK_WINDOW_CHILD;
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attributes.wclass = GDK_INPUT_OUTPUT;
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attributes.visual = gtk_widget_get_visual (widget);
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attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK;
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attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
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window = gdk_window_new (gtk_widget_get_parent_window (widget),
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&attributes, attributes_mask);
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gtk_widget_set_window (widget, window);
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gdk_window_set_user_data (window, notification);
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attributes.x = 0;
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attributes.y = attributes.height + priv->animate_y;
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attributes.event_mask = gtk_widget_get_events (widget) | GDK_EXPOSURE_MASK | GDK_VISIBILITY_NOTIFY_MASK;
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priv->bin_window = gdk_window_new (window, &attributes, attributes_mask);
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gdk_window_set_user_data (priv->bin_window, notification);
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child = gtk_bin_get_child (bin);
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if (child)
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gtk_widget_set_parent_window (child, priv->bin_window);
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gtk_widget_set_parent_window (priv->close_button, priv->bin_window);
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context = gtk_widget_get_style_context (widget);
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gtk_style_context_set_background (context, window);
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gtk_style_context_set_background (context, priv->bin_window);
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gdk_window_show (priv->bin_window);
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}
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static void
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gtk_notification_unrealize (GtkWidget *widget)
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{
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GtkNotification *notification = GTK_NOTIFICATION (widget);
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GtkNotificationPrivate *priv = notification->priv;
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gdk_window_set_user_data (priv->bin_window, NULL);
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gdk_window_destroy (priv->bin_window);
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priv->bin_window = NULL;
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GTK_WIDGET_CLASS (gtk_notification_parent_class)->unrealize (widget);
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}
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static int
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animation_target (GtkNotification *notification)
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{
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GtkNotificationPrivate *priv = notification->priv;
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GtkAllocation allocation;
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if (priv->revealed) {
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gtk_widget_get_allocation (GTK_WIDGET (notification), &allocation);
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return allocation.height;
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} else {
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return 0;
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}
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}
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static gboolean
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animation_timeout_cb (gpointer user_data)
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{
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GtkNotification *notification = GTK_NOTIFICATION (user_data);
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GtkNotificationPrivate *priv = notification->priv;
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GtkAllocation allocation;
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int target, delta;
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target = animation_target (notification);
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if (priv->animate_y != target) {
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gtk_widget_get_allocation (GTK_WIDGET (notification), &allocation);
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delta = allocation.height * ANIMATION_STEP / ANIMATION_TIME;
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if (priv->revealed)
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priv->animate_y += delta;
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else
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priv->animate_y -= delta;
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priv->animate_y = CLAMP (priv->animate_y, 0, allocation.height);
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if (priv->bin_window != NULL)
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gdk_window_move (priv->bin_window,
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0,
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-allocation.height + priv->animate_y);
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return TRUE;
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}
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if (priv->dismissed && priv->animate_y == 0)
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gtk_widget_destroy (GTK_WIDGET (notification));
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priv->animate_timeout = 0;
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return FALSE;
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}
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static void
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start_animation (GtkNotification *notification)
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{
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GtkNotificationPrivate *priv = notification->priv;
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int target;
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if (priv->animate_timeout != 0)
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return; /* Already running */
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target = animation_target (notification);
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if (priv->animate_y != target)
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notification->priv->animate_timeout =
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gdk_threads_add_timeout (ANIMATION_STEP,
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animation_timeout_cb,
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notification);
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}
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static void
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gtk_notification_show (GtkWidget *widget)
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{
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GtkNotification *notification = GTK_NOTIFICATION (widget);
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GtkNotificationPrivate *priv = notification->priv;
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GTK_WIDGET_CLASS (gtk_notification_parent_class)->show (widget);
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priv->revealed = TRUE;
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priv->waiting_for_viewable = TRUE;
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}
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static void
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gtk_notification_hide (GtkWidget *widget)
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{
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GtkNotification *notification = GTK_NOTIFICATION (widget);
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GtkNotificationPrivate *priv = notification->priv;
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GTK_WIDGET_CLASS (gtk_notification_parent_class)->hide (widget);
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priv->revealed = FALSE;
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priv->waiting_for_viewable = FALSE;
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}
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static void
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gtk_notification_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
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{
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GtkNotification *notification = GTK_NOTIFICATION (object);
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g_return_if_fail (GTK_IS_NOTIFICATION (object));
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switch (prop_id) {
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case PROP_TIMEOUT:
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gtk_notification_set_timeout (notification,
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g_value_get_uint (value));
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break;
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case PROP_SHOW_CLOSE_BUTTON:
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gtk_notification_set_show_close_button (notification,
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g_value_get_boolean (value));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gtk_notification_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
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{
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GtkNotification *notification = GTK_NOTIFICATION (object);
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switch (prop_id) {
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case PROP_TIMEOUT:
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g_value_set_uint (value, notification->priv->timeout);
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break;
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case PROP_SHOW_CLOSE_BUTTON:
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g_value_set_boolean (value,
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notification->priv->show_close_button);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gtk_notification_forall (GtkContainer *container,
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gboolean include_internals,
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GtkCallback callback,
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gpointer callback_data)
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{
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GtkBin *bin = GTK_BIN (container);
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GtkNotification *notification = GTK_NOTIFICATION (container);
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GtkNotificationPrivate *priv = notification->priv;
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GtkWidget *child;
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child = gtk_bin_get_child (bin);
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if (child)
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(* callback) (child, callback_data);
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if (include_internals)
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(* callback) (priv->close_button, callback_data);
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}
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static gboolean
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gtk_notification_visibility_notify_event (GtkWidget *widget,
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GdkEventVisibility *event)
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{
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GtkNotification *notification = GTK_NOTIFICATION (widget);
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GtkNotificationPrivate *priv = notification->priv;
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if (priv->waiting_for_viewable)
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{
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start_animation (notification);
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priv->waiting_for_viewable = FALSE;
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}
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if (notification->priv->timeout_source_id == 0)
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notification->priv->timeout_source_id =
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gdk_threads_add_timeout (notification->priv->timeout * 1000,
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gtk_notification_timeout_cb,
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widget);
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return FALSE;
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}
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static void
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gtk_notification_class_init (GtkNotificationClass *klass)
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{
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GObjectClass* object_class = G_OBJECT_CLASS (klass);
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GtkWidgetClass* widget_class = GTK_WIDGET_CLASS(klass);
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GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass);
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object_class->finalize = gtk_notification_finalize;
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object_class->set_property = gtk_notification_set_property;
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object_class->get_property = gtk_notification_get_property;
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widget_class->show = gtk_notification_show;
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widget_class->hide = gtk_notification_hide;
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widget_class->destroy = gtk_notification_destroy;
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widget_class->get_preferred_width = gtk_notification_get_preferred_width;
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widget_class->get_preferred_height_for_width = gtk_notification_get_preferred_height_for_width;
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widget_class->get_preferred_height = gtk_notification_get_preferred_height;
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widget_class->get_preferred_width_for_height = gtk_notification_get_preferred_width_for_height;
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widget_class->size_allocate = gtk_notification_size_allocate;
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widget_class->draw = gtk_notification_draw;
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widget_class->realize = gtk_notification_realize;
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widget_class->unrealize = gtk_notification_unrealize;
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widget_class->style_updated = gtk_notification_style_updated;
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widget_class->visibility_notify_event = gtk_notification_visibility_notify_event;
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container_class->add = gtk_notification_add;
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container_class->forall = gtk_notification_forall;
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gtk_container_class_handle_border_width (container_class);
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/**
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* GtkNotification:timeout:
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*
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* The time it takes to hide the widget, in seconds.
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*
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* Since: 0.1
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*/
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g_object_class_install_property (object_class,
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PROP_TIMEOUT,
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g_param_spec_uint("timeout", "timeout",
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"The time it takes to hide the widget, in seconds",
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0, G_MAXUINT, 10,
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GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT));
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g_object_class_install_property (object_class,
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PROP_SHOW_CLOSE_BUTTON,
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g_param_spec_boolean("show-close-button", "show-close-button",
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"Whether to show a stock close button that dismisses the notification",
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TRUE,
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GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT));
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notification_signals[DISMISSED] = g_signal_new ("dismissed",
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G_OBJECT_CLASS_TYPE (klass),
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (GtkNotificationClass, dismissed),
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NULL,
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NULL,
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g_cclosure_marshal_VOID__VOID,
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G_TYPE_NONE,
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0);
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g_type_class_add_private (object_class, sizeof (GtkNotificationPrivate));
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}
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static void
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draw_shadow_box (cairo_t *cr, GdkRectangle rect, int left_border, int right_border,
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int bottom_border, double inner_alpha)
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{
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cairo_pattern_t *pattern;
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cairo_matrix_t matrix;
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double x0, x1, x2, x3;
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double y0, y2, y3;
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cairo_save (cr);
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x0 = rect.x;
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x1 = rect.x + left_border;
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x2 = rect.x + rect.width - right_border;
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x3 = rect.x + rect.width;
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y0 = rect.y;
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y2 = rect.y + rect.height - bottom_border;
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y3 = rect.y + rect.height;
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/* Bottom border */
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pattern = cairo_pattern_create_linear(0, y2, 0, y3);
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cairo_pattern_add_color_stop_rgba(pattern, 0.0, 0, 0, 0, inner_alpha);
|
|
cairo_pattern_add_color_stop_rgba(pattern, 1.0, 0, 0, 0, 0.0);
|
|
|
|
cairo_set_source(cr, pattern);
|
|
cairo_pattern_destroy(pattern);
|
|
|
|
cairo_rectangle(cr, x1, y2, x2 - x1, y3 - y2);
|
|
cairo_fill(cr);
|
|
|
|
/* Left border */
|
|
|
|
pattern = cairo_pattern_create_linear(x0, 0, x1, 0);
|
|
|
|
cairo_pattern_add_color_stop_rgba(pattern, 0.0, 0, 0, 0, 0.0);
|
|
cairo_pattern_add_color_stop_rgba(pattern, 1.0, 0, 0, 0, inner_alpha);
|
|
|
|
cairo_set_source(cr, pattern);
|
|
cairo_pattern_destroy(pattern);
|
|
|
|
cairo_rectangle(cr, x0, y0, x1 - x0, y2 - y0);
|
|
cairo_fill(cr);
|
|
|
|
/* Right border */
|
|
|
|
pattern = cairo_pattern_create_linear(x2, 0, x3, 0);
|
|
|
|
cairo_pattern_add_color_stop_rgba(pattern, 0.0, 0, 0, 0, inner_alpha);
|
|
cairo_pattern_add_color_stop_rgba(pattern, 1.0, 0, 0, 0, 0.0);
|
|
|
|
cairo_set_source(cr, pattern);
|
|
cairo_pattern_destroy(pattern);
|
|
|
|
cairo_rectangle(cr, x2, y0, x3 - x2, y2 - y0);
|
|
cairo_fill(cr);
|
|
|
|
/* SW corner */
|
|
|
|
pattern = cairo_pattern_create_radial(0, 0, 0, 0.0, 0, 1.0);
|
|
cairo_pattern_add_color_stop_rgba(pattern, 0.0, 0, 0, 0, inner_alpha);
|
|
cairo_pattern_add_color_stop_rgba(pattern, 1.0, 0, 0, 0, 0.0);
|
|
|
|
cairo_matrix_init_scale (&matrix, 1.0 / left_border, 1.0 / bottom_border);
|
|
cairo_matrix_translate (&matrix, - x1, -y2);
|
|
cairo_pattern_set_matrix (pattern, &matrix);
|
|
|
|
cairo_set_source(cr, pattern);
|
|
cairo_pattern_destroy(pattern);
|
|
|
|
cairo_rectangle(cr, x0, y2, x1 - x0, y3 - y2);
|
|
cairo_fill(cr);
|
|
|
|
/* SE corner */
|
|
|
|
pattern = cairo_pattern_create_radial(0, 0, 0, 0, 0, 1.0);
|
|
cairo_pattern_add_color_stop_rgba(pattern, 0.0, 0.0, 0, 0, inner_alpha);
|
|
cairo_pattern_add_color_stop_rgba(pattern, 1.0, 0.0, 0, 0, 0.0);
|
|
|
|
cairo_matrix_init_scale (&matrix, 1.0 / left_border, 1.0 / bottom_border);
|
|
cairo_matrix_translate (&matrix, - x2, -y2);
|
|
cairo_pattern_set_matrix (pattern, &matrix);
|
|
|
|
cairo_set_source(cr, pattern);
|
|
cairo_pattern_destroy(pattern);
|
|
|
|
cairo_rectangle(cr, x2, y2, x3 - x2, y3 - y2);
|
|
cairo_fill(cr);
|
|
|
|
cairo_restore (cr);
|
|
}
|
|
|
|
static void
|
|
get_padding_and_border (GtkNotification *notification,
|
|
GtkBorder *border)
|
|
{
|
|
GtkStyleContext *context;
|
|
GtkStateFlags state;
|
|
GtkBorder tmp;
|
|
|
|
context = gtk_widget_get_style_context (GTK_WIDGET (notification));
|
|
state = gtk_widget_get_state_flags (GTK_WIDGET (notification));
|
|
|
|
gtk_style_context_get_padding (context, state, border);
|
|
|
|
gtk_style_context_get_border (context, state, &tmp);
|
|
border->top += tmp.top;
|
|
border->right += tmp.right;
|
|
border->bottom += tmp.bottom;
|
|
border->left += tmp.left;
|
|
}
|
|
|
|
static gboolean
|
|
gtk_notification_draw (GtkWidget *widget, cairo_t *cr)
|
|
{
|
|
GtkNotification *notification = GTK_NOTIFICATION (widget);
|
|
GtkNotificationPrivate *priv = notification->priv;
|
|
GtkStyleContext *context;
|
|
GdkRectangle rect;
|
|
int inner_radius;
|
|
|
|
if (gtk_cairo_should_draw_window (cr, priv->bin_window))
|
|
{
|
|
gtk_widget_get_allocation (widget, &rect);
|
|
|
|
context = gtk_widget_get_style_context(widget);
|
|
|
|
inner_radius = 5;
|
|
draw_shadow_box (cr, rect, SHADOW_OFFSET_X + inner_radius, SHADOW_OFFSET_X + inner_radius,
|
|
SHADOW_OFFSET_Y + inner_radius, 0.8);
|
|
|
|
gtk_style_context_save (context);
|
|
gtk_render_background (context, cr,
|
|
SHADOW_OFFSET_X, 0,
|
|
gtk_widget_get_allocated_width (widget) - 2 *SHADOW_OFFSET_X,
|
|
gtk_widget_get_allocated_height (widget) - SHADOW_OFFSET_Y);
|
|
gtk_render_frame (context,cr,
|
|
SHADOW_OFFSET_X, 0,
|
|
gtk_widget_get_allocated_width (widget) - 2 *SHADOW_OFFSET_X,
|
|
gtk_widget_get_allocated_height (widget) - SHADOW_OFFSET_Y);
|
|
|
|
gtk_style_context_restore (context);
|
|
|
|
if (GTK_WIDGET_CLASS (gtk_notification_parent_class)->draw)
|
|
GTK_WIDGET_CLASS (gtk_notification_parent_class)->draw(widget, cr);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
gtk_notification_add (GtkContainer *container,
|
|
GtkWidget *child)
|
|
{
|
|
GtkBin *bin = GTK_BIN (container);
|
|
GtkNotification *notification = GTK_NOTIFICATION (bin);
|
|
GtkNotificationPrivate *priv = notification->priv;
|
|
|
|
g_return_if_fail (gtk_bin_get_child (bin) == NULL);
|
|
|
|
gtk_widget_set_parent_window (child, priv->bin_window);
|
|
|
|
GTK_CONTAINER_CLASS (gtk_notification_parent_class)->add (container, child);
|
|
}
|
|
|
|
|
|
static void
|
|
gtk_notification_get_preferred_width (GtkWidget *widget, gint *minimum_size, gint *natural_size)
|
|
{
|
|
GtkNotification *notification = GTK_NOTIFICATION (widget);
|
|
GtkNotificationPrivate *priv = notification->priv;
|
|
GtkBin *bin = GTK_BIN (widget);
|
|
gint child_min, child_nat;
|
|
GtkWidget *child;
|
|
GtkBorder padding;
|
|
gint minimum, natural;
|
|
|
|
get_padding_and_border (notification, &padding);
|
|
|
|
minimum = 0;
|
|
natural = 0;
|
|
|
|
child = gtk_bin_get_child (bin);
|
|
if (child && gtk_widget_get_visible (child))
|
|
{
|
|
gtk_widget_get_preferred_width (child,
|
|
&child_min, &child_nat);
|
|
minimum += child_min;
|
|
natural += child_nat;
|
|
}
|
|
|
|
if (priv->show_close_button)
|
|
{
|
|
gtk_widget_get_preferred_width (priv->close_button,
|
|
&child_min, &child_nat);
|
|
minimum += child_min;
|
|
natural += child_nat;
|
|
}
|
|
|
|
minimum += padding.left + padding.right + 2 * SHADOW_OFFSET_X;
|
|
natural += padding.left + padding.right + 2 * SHADOW_OFFSET_X;
|
|
|
|
if (minimum_size)
|
|
*minimum_size = minimum;
|
|
|
|
if (natural_size)
|
|
*natural_size = natural;
|
|
}
|
|
|
|
static void
|
|
gtk_notification_get_preferred_width_for_height (GtkWidget *widget,
|
|
gint height,
|
|
gint *minimum_width,
|
|
gint *natural_width)
|
|
{
|
|
GtkNotification *notification = GTK_NOTIFICATION (widget);
|
|
GtkNotificationPrivate *priv = notification->priv;
|
|
GtkBin *bin = GTK_BIN (widget);
|
|
gint child_min, child_nat, child_height;
|
|
GtkWidget *child;
|
|
GtkBorder padding;
|
|
gint minimum, natural;
|
|
|
|
get_padding_and_border (notification, &padding);
|
|
|
|
minimum = 0;
|
|
natural = 0;
|
|
|
|
child_height = height - SHADOW_OFFSET_Y - padding.top - padding.bottom;
|
|
|
|
child = gtk_bin_get_child (bin);
|
|
if (child && gtk_widget_get_visible (child))
|
|
{
|
|
gtk_widget_get_preferred_width_for_height (child, child_height,
|
|
&child_min, &child_nat);
|
|
minimum += child_min;
|
|
natural += child_nat;
|
|
}
|
|
|
|
if (priv->show_close_button)
|
|
{
|
|
gtk_widget_get_preferred_width_for_height (priv->close_button, child_height,
|
|
&child_min, &child_nat);
|
|
minimum += child_min;
|
|
natural += child_nat;
|
|
}
|
|
|
|
minimum += padding.left + padding.right + 2 * SHADOW_OFFSET_X;
|
|
natural += padding.left + padding.right + 2 * SHADOW_OFFSET_X;
|
|
|
|
if (minimum_width)
|
|
*minimum_width = minimum;
|
|
|
|
if (natural_width)
|
|
*natural_width = natural;
|
|
}
|
|
|
|
static void
|
|
gtk_notification_get_preferred_height_for_width (GtkWidget *widget,
|
|
gint width,
|
|
gint *minimum_height,
|
|
gint *natural_height)
|
|
{
|
|
GtkNotification *notification = GTK_NOTIFICATION (widget);
|
|
GtkNotificationPrivate *priv = notification->priv;
|
|
GtkBin *bin = GTK_BIN (widget);
|
|
gint child_min, child_nat, child_width, button_width = 0;
|
|
GtkWidget *child;
|
|
GtkBorder padding;
|
|
gint minimum = 0, natural = 0;
|
|
|
|
get_padding_and_border (notification, &padding);
|
|
|
|
if (priv->show_close_button)
|
|
{
|
|
gtk_widget_get_preferred_height (priv->close_button,
|
|
&minimum, &natural);
|
|
gtk_widget_get_preferred_width (priv->close_button,
|
|
NULL, &button_width);
|
|
}
|
|
|
|
child = gtk_bin_get_child (bin);
|
|
if (child && gtk_widget_get_visible (child))
|
|
{
|
|
child_width = width - button_width -
|
|
2 * SHADOW_OFFSET_X - padding.left - padding.right;
|
|
|
|
gtk_widget_get_preferred_height_for_width (child, child_width,
|
|
&child_min, &child_nat);
|
|
minimum = MAX (minimum, child_min);
|
|
natural = MAX (natural, child_nat);
|
|
}
|
|
|
|
minimum += padding.top + padding.bottom + SHADOW_OFFSET_Y;
|
|
natural += padding.top + padding.bottom + SHADOW_OFFSET_Y;
|
|
|
|
if (minimum_height)
|
|
*minimum_height = minimum;
|
|
|
|
if (natural_height)
|
|
*natural_height = natural;
|
|
}
|
|
|
|
static void
|
|
gtk_notification_get_preferred_height (GtkWidget *widget, gint *minimum_height, gint *natural_height)
|
|
{
|
|
gint width;
|
|
|
|
gtk_notification_get_preferred_width (widget, &width, NULL);
|
|
gtk_notification_get_preferred_height_for_width (widget, width,
|
|
minimum_height, natural_height);
|
|
}
|
|
|
|
static void
|
|
gtk_notification_size_allocate (GtkWidget *widget,
|
|
GtkAllocation *allocation)
|
|
{
|
|
GtkNotification *notification = GTK_NOTIFICATION (widget);
|
|
GtkNotificationPrivate *priv = notification->priv;
|
|
GtkBin *bin = GTK_BIN (widget);
|
|
GtkAllocation child_allocation;
|
|
GtkBorder padding;
|
|
GtkRequisition button_req;
|
|
GtkWidget *child;
|
|
|
|
gtk_widget_set_allocation (widget, allocation);
|
|
|
|
/* If somehow the notification changes while not hidden
|
|
and we're not animating, immediately follow the resize */
|
|
if (priv->animate_y > 0 &&
|
|
!priv->animate_timeout)
|
|
priv->animate_y = allocation->height;
|
|
|
|
get_padding_and_border (notification, &padding);
|
|
|
|
if (gtk_widget_get_realized (widget))
|
|
{
|
|
gdk_window_move_resize (gtk_widget_get_window (widget),
|
|
allocation->x,
|
|
allocation->y,
|
|
allocation->width,
|
|
allocation->height);
|
|
gdk_window_move_resize (priv->bin_window,
|
|
0,
|
|
-allocation->height + priv->animate_y,
|
|
allocation->width,
|
|
allocation->height);
|
|
}
|
|
|
|
child_allocation.x = SHADOW_OFFSET_X + padding.left;
|
|
child_allocation.y = padding.top;
|
|
|
|
if (priv->show_close_button)
|
|
gtk_widget_get_preferred_size (priv->close_button, &button_req, NULL);
|
|
else
|
|
button_req.width = button_req.height = 0;
|
|
|
|
child_allocation.height = MAX (1, allocation->height - SHADOW_OFFSET_Y - padding.top - padding.bottom);
|
|
child_allocation.width = MAX (1, (allocation->width - button_req.width -
|
|
2 * SHADOW_OFFSET_X - padding.left - padding.right));
|
|
|
|
child = gtk_bin_get_child (bin);
|
|
if (child && gtk_widget_get_visible (child))
|
|
gtk_widget_size_allocate (child, &child_allocation);
|
|
|
|
if (priv->show_close_button)
|
|
{
|
|
child_allocation.x += child_allocation.width;
|
|
child_allocation.width = button_req.width;
|
|
child_allocation.y += (child_allocation.height - button_req.height) / 2;
|
|
child_allocation.height = button_req.height;
|
|
|
|
gtk_widget_size_allocate (priv->close_button, &child_allocation);
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
gtk_notification_timeout_cb (gpointer user_data)
|
|
{
|
|
GtkNotification *notification = GTK_NOTIFICATION (user_data);
|
|
|
|
gtk_notification_dismiss (notification);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
gtk_notification_style_updated (GtkWidget *widget)
|
|
{
|
|
GTK_WIDGET_CLASS (gtk_notification_parent_class)->style_updated (widget);
|
|
|
|
if (gtk_widget_get_realized (widget))
|
|
{
|
|
GtkStyleContext *context;
|
|
GtkNotification *notification = GTK_NOTIFICATION (widget);
|
|
GtkNotificationPrivate *priv = notification->priv;
|
|
|
|
context = gtk_widget_get_style_context (widget);
|
|
gtk_style_context_set_background (context, priv->bin_window);
|
|
gtk_style_context_set_background (context, gtk_widget_get_window (widget));
|
|
}
|
|
}
|
|
|
|
void
|
|
gtk_notification_set_timeout (GtkNotification *notification,
|
|
guint timeout_msec)
|
|
{
|
|
GtkNotificationPrivate *priv = notification->priv;
|
|
|
|
priv->timeout = timeout_msec;
|
|
g_object_notify (G_OBJECT (notification), "timeout");
|
|
}
|
|
|
|
void
|
|
gtk_notification_set_show_close_button (GtkNotification *notification,
|
|
gboolean show_close_button)
|
|
{
|
|
GtkNotificationPrivate *priv = notification->priv;
|
|
|
|
if (show_close_button != priv->show_close_button)
|
|
{
|
|
priv->show_close_button = show_close_button;
|
|
|
|
gtk_widget_set_visible (priv->close_button, show_close_button);
|
|
gtk_widget_queue_resize (GTK_WIDGET (notification));
|
|
|
|
g_object_notify (G_OBJECT (notification), "show-close-button");
|
|
}
|
|
}
|
|
|
|
gboolean
|
|
gtk_notification_get_show_close_button (GtkNotification *notification)
|
|
{
|
|
return notification->priv->show_close_button;
|
|
}
|
|
|
|
void
|
|
gtk_notification_dismiss (GtkNotification *notification)
|
|
{
|
|
GtkNotificationPrivate *priv = notification->priv;
|
|
|
|
if (notification->priv->timeout_source_id)
|
|
{
|
|
g_source_remove (notification->priv->timeout_source_id);
|
|
notification->priv->timeout_source_id = 0;
|
|
}
|
|
|
|
priv->dismissed = TRUE;
|
|
priv->revealed = FALSE;
|
|
start_animation (notification);
|
|
}
|
|
|
|
static void
|
|
gtk_notification_close_button_clicked_cb (GtkWidget *widget, gpointer user_data)
|
|
{
|
|
GtkNotification *notification = GTK_NOTIFICATION (user_data);
|
|
|
|
gtk_notification_dismiss (notification);
|
|
}
|
|
|
|
GtkWidget *
|
|
gtk_notification_new (void)
|
|
{
|
|
return g_object_new (GTK_TYPE_NOTIFICATION, NULL);
|
|
}
|