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Perberos
371
gedit/gedit-tab-label.c
Executable file
371
gedit/gedit-tab-label.c
Executable file
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/*
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* gedit-tab-label.c
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* This file is part of gedit
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*
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* Copyright (C) 2010 - Paolo Borelli
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307, USA.
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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 <glib/gi18n.h>
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#include <gtk/gtk.h>
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#include "gedit-tab-label.h"
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#include "gedit-close-button.h"
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#ifdef BUILD_SPINNER
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#include "gedit-spinner.h"
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#endif
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#define GEDIT_TAB_LABEL_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE((object), GEDIT_TYPE_TAB_LABEL, GeditTabLabelPrivate))
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/* Signals */
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enum
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{
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CLOSE_CLICKED,
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LAST_SIGNAL
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};
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enum
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{
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PROP_0,
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PROP_TAB
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};
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struct _GeditTabLabelPrivate
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{
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GeditTab *tab;
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GtkWidget *ebox;
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GtkWidget *close_button;
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GtkWidget *spinner;
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GtkWidget *icon;
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GtkWidget *label;
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gboolean close_button_sensitive;
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};
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static guint signals[LAST_SIGNAL] = { 0 };
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G_DEFINE_TYPE (GeditTabLabel, gedit_tab_label, GTK_TYPE_HBOX)
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static void
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gedit_tab_label_finalize (GObject *object)
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{
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G_OBJECT_CLASS (gedit_tab_label_parent_class)->finalize (object);
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}
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static void
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gedit_tab_label_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GeditTabLabel *tab_label = GEDIT_TAB_LABEL (object);
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switch (prop_id)
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{
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case PROP_TAB:
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tab_label->priv->tab = GEDIT_TAB (g_value_get_object (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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gedit_tab_label_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GeditTabLabel *tab_label = GEDIT_TAB_LABEL (object);
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switch (prop_id)
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{
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case PROP_TAB:
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g_value_set_object (value, tab_label->priv->tab);
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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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close_button_clicked_cb (GtkWidget *widget,
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GeditTabLabel *tab_label)
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{
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g_signal_emit (tab_label, signals[CLOSE_CLICKED], 0, NULL);
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}
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static void
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sync_tip (GeditTab *tab, GeditTabLabel *tab_label)
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{
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gchar *str;
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str = _gedit_tab_get_tooltips (tab);
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g_return_if_fail (str != NULL);
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gtk_widget_set_tooltip_markup (tab_label->priv->ebox, str);
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g_free (str);
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}
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static void
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sync_name (GeditTab *tab, GParamSpec *pspec, GeditTabLabel *tab_label)
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{
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gchar *str;
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g_return_if_fail (tab == tab_label->priv->tab);
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str = _gedit_tab_get_name (tab);
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g_return_if_fail (str != NULL);
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gtk_label_set_text (GTK_LABEL (tab_label->priv->label), str);
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g_free (str);
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sync_tip (tab, tab_label);
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}
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static void
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sync_state (GeditTab *tab, GParamSpec *pspec, GeditTabLabel *tab_label)
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{
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GeditTabState state;
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g_return_if_fail (tab == tab_label->priv->tab);
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state = gedit_tab_get_state (tab);
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gtk_widget_set_sensitive (tab_label->priv->close_button,
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tab_label->priv->close_button_sensitive &&
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(state != GEDIT_TAB_STATE_CLOSING) &&
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(state != GEDIT_TAB_STATE_SAVING) &&
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(state != GEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW) &&
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(state != GEDIT_TAB_STATE_SAVING_ERROR));
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if ((state == GEDIT_TAB_STATE_LOADING) ||
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(state == GEDIT_TAB_STATE_SAVING) ||
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(state == GEDIT_TAB_STATE_REVERTING))
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{
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gtk_widget_hide (tab_label->priv->icon);
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gtk_widget_show (tab_label->priv->spinner);
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#ifdef BUILD_SPINNER
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gedit_spinner_start (GEDIT_SPINNER (tab_label->priv->spinner));
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#else
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gtk_spinner_start (GTK_SPINNER (tab_label->priv->spinner));
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#endif
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}
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else
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{
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GdkPixbuf *pixbuf;
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pixbuf = _gedit_tab_get_icon (tab);
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gtk_image_set_from_pixbuf (GTK_IMAGE (tab_label->priv->icon), pixbuf);
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if (pixbuf != NULL)
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g_object_unref (pixbuf);
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gtk_widget_show (tab_label->priv->icon);
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gtk_widget_hide (tab_label->priv->spinner);
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#ifdef BUILD_SPINNER
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gedit_spinner_stop (GEDIT_SPINNER (tab_label->priv->spinner));
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#else
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gtk_spinner_stop (GTK_SPINNER (tab_label->priv->spinner));
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#endif
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}
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/* sync tip since encoding is known only after load/save end */
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sync_tip (tab, tab_label);
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}
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static void
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gedit_tab_label_constructed (GObject *object)
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{
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GeditTabLabel *tab_label = GEDIT_TAB_LABEL (object);
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if (!tab_label->priv->tab)
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{
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g_critical ("The tab label was not properly constructed");
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return;
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}
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sync_name (tab_label->priv->tab, NULL, tab_label);
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sync_state (tab_label->priv->tab, NULL, tab_label);
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g_signal_connect_object (tab_label->priv->tab,
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"notify::name",
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G_CALLBACK (sync_name),
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tab_label,
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0);
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g_signal_connect_object (tab_label->priv->tab,
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"notify::state",
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G_CALLBACK (sync_state),
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tab_label,
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0);
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}
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static void
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gedit_tab_label_class_init (GeditTabLabelClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->finalize = gedit_tab_label_finalize;
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object_class->set_property = gedit_tab_label_set_property;
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object_class->get_property = gedit_tab_label_get_property;
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object_class->constructed = gedit_tab_label_constructed;
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signals[CLOSE_CLICKED] =
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g_signal_new ("close-clicked",
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G_OBJECT_CLASS_TYPE (object_class),
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (GeditTabLabelClass, close_clicked),
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NULL, 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_object_class_install_property (object_class,
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PROP_TAB,
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g_param_spec_object ("tab",
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"Tab",
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"The GeditTab",
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GEDIT_TYPE_TAB,
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY));
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g_type_class_add_private (object_class, sizeof(GeditTabLabelPrivate));
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}
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static void
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gedit_tab_label_init (GeditTabLabel *tab_label)
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{
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GtkWidget *ebox;
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GtkWidget *hbox;
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GtkWidget *close_button;
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GtkWidget *spinner;
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GtkWidget *icon;
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GtkWidget *label;
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GtkWidget *dummy_label;
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tab_label->priv = GEDIT_TAB_LABEL_GET_PRIVATE (tab_label);
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tab_label->priv->close_button_sensitive = TRUE;
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ebox = gtk_event_box_new ();
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gtk_event_box_set_visible_window (GTK_EVENT_BOX (ebox), FALSE);
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gtk_box_pack_start (GTK_BOX (tab_label), ebox, TRUE, TRUE, 0);
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tab_label->priv->ebox = ebox;
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hbox = gtk_hbox_new (FALSE, 4);
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gtk_container_add (GTK_CONTAINER (ebox), hbox);
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close_button = gedit_close_button_new ();
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gtk_widget_set_tooltip_text (close_button, _("Close document"));
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gtk_box_pack_start (GTK_BOX (tab_label), close_button, FALSE, FALSE, 0);
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tab_label->priv->close_button = close_button;
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g_signal_connect (close_button,
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"clicked",
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G_CALLBACK (close_button_clicked_cb),
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tab_label);
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#ifdef BUILD_SPINNER
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spinner = gedit_spinner_new ();
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gedit_spinner_set_size (GEDIT_SPINNER (spinner), GTK_ICON_SIZE_MENU);
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#else
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spinner = gtk_spinner_new ();
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#endif
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gtk_box_pack_start (GTK_BOX (hbox), spinner, FALSE, FALSE, 0);
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tab_label->priv->spinner = spinner;
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/* setup icon, empty by default */
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icon = gtk_image_new ();
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gtk_box_pack_start (GTK_BOX (hbox), icon, FALSE, FALSE, 0);
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tab_label->priv->icon = icon;
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label = gtk_label_new ("");
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gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
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gtk_misc_set_padding (GTK_MISC (label), 0, 0);
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gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
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tab_label->priv->label = label;
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dummy_label = gtk_label_new ("");
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gtk_box_pack_start (GTK_BOX (hbox), dummy_label, TRUE, TRUE, 0);
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gtk_widget_show (ebox);
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gtk_widget_show (hbox);
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gtk_widget_show (close_button);
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gtk_widget_show (icon);
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gtk_widget_show (label);
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gtk_widget_show (dummy_label);
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}
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void
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gedit_tab_label_set_close_button_sensitive (GeditTabLabel *tab_label,
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gboolean sensitive)
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{
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GeditTabState state;
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g_return_if_fail (GEDIT_IS_TAB_LABEL (tab_label));
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sensitive = (sensitive != FALSE);
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if (sensitive == tab_label->priv->close_button_sensitive)
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return;
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tab_label->priv->close_button_sensitive = sensitive;
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state = gedit_tab_get_state (tab_label->priv->tab);
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gtk_widget_set_sensitive (tab_label->priv->close_button,
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tab_label->priv->close_button_sensitive &&
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(state != GEDIT_TAB_STATE_CLOSING) &&
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(state != GEDIT_TAB_STATE_SAVING) &&
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(state != GEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW) &&
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(state != GEDIT_TAB_STATE_PRINTING) &&
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(state != GEDIT_TAB_STATE_PRINT_PREVIEWING) &&
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(state != GEDIT_TAB_STATE_SAVING_ERROR));
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}
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GeditTab *
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gedit_tab_label_get_tab (GeditTabLabel *tab_label)
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{
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g_return_val_if_fail (GEDIT_IS_TAB_LABEL (tab_label), NULL);
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return tab_label->priv->tab;
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}
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GtkWidget *
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gedit_tab_label_new (GeditTab *tab)
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{
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GeditTabLabel *tab_label;
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tab_label = g_object_new (GEDIT_TYPE_TAB_LABEL,
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"homogeneous", FALSE,
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"tab", tab,
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NULL);
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return GTK_WIDGET (tab_label);
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}
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