summaryrefslogtreecommitdiff
path: root/shell/cc-shell.c
blob: a8a3dad03c237141180ef4773505ee481adc1b4f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
 *
 * Copyright (c) 2010 Intel, Inc.
 *
 * The Control Center 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 2 of the License, or (at your
 * option) any later version.
 *
 * The Control Center 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 the Control Center; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * Author: Thomas Wood <thos@gnome.org>
 */

/**
 * SECTION:cc-shell
 * @short_description: Interface representing the Control Center shell
 *
 * CcShell is an interface that represents an instance of a control
 * center shell. It provides access to some of the properties of the shell
 * that panels will need to read or change. When a panel is created it has an
 * instance of CcShell available that represents the current shell.
 */


#include "cc-shell.h"
#include "cc-panel.h"

G_DEFINE_INTERFACE (CcShell, cc_shell, GTK_TYPE_WIDGET)

static void
cc_shell_default_init (CcShellInterface *iface)
{
  g_object_interface_install_property (iface,
                                       g_param_spec_object ("active-panel",
                                                            "active panel",
                                                            "The currently active Panel",
                                                            CC_TYPE_PANEL,
                                                            G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
}

/**
 * cc_shell_get_active_panel:
 * @shell: A #CcShell
 *
 * Get the current active panel
 *
 * Returns: a #CcPanel or NULL if no panel is active
 */
CcPanel *
cc_shell_get_active_panel (CcShell *shell)
{
  CcPanel *panel = NULL;

  g_return_val_if_fail (CC_IS_SHELL (shell), NULL);

  g_object_get (shell, "active-panel", &panel, NULL);

  return panel;
}

/**
 * cc_shell_set_active_panel:
 * @shell: A #CcShell
 * @panel: A #CcPanel
 *
 * Set the current active panel. If @panel is NULL, then the shell is returned
 * to a state where no panel is being displayed (for example, the list of panels
 * may be shown instead).
 *
 */
void
cc_shell_set_active_panel (CcShell *shell,
                           CcPanel *panel)
{
  g_return_if_fail (CC_IS_SHELL (shell));
  g_return_if_fail (panel == NULL || CC_IS_PANEL (panel));

  g_object_set (shell, "active-panel", panel, NULL);
}

/**
 * cc_shell_set_active_panel_from_id:
 * @shell: A #CcShell
 * @id: The ID of the panel to set as active
 * @parameters: A #GVariant with additional parameters
 * @error: A #GError
 *
 * Find a panel corresponding to the specified id and set it as active.
 *
 * Returns: #TRUE if the panel was found and set as the active panel
 */
gboolean
cc_shell_set_active_panel_from_id (CcShell      *shell,
                                   const gchar  *id,
                                   GVariant     *parameters,
                                   GError      **error)
{
  CcShellInterface *iface;

  g_return_val_if_fail (CC_IS_SHELL (shell), FALSE);

  iface = CC_SHELL_GET_IFACE (shell);

  if (!iface->set_active_panel_from_id)
    {
      g_warning ("Object of type \"%s\" does not implement required interface"
                 " method \"set_active_panel_from_id\",",
                 G_OBJECT_TYPE_NAME (shell));
      return FALSE;
    }
  else
    {
      return iface->set_active_panel_from_id (shell, id, parameters, error);
    }
}

/**
 * cc_shell_get_toplevel:
 * @shell: A #CcShell
 *
 * Gets the toplevel window of the shell.
 *
 * Returns: The #GtkWidget of the shell window, or #NULL on error.
 */
GtkWidget *
cc_shell_get_toplevel (CcShell *shell)
{
  CcShellInterface *iface;

  g_return_val_if_fail (CC_IS_SHELL (shell), NULL);

  iface = CC_SHELL_GET_IFACE (shell);

  if (iface->get_toplevel)
    {
        return iface->get_toplevel (shell);
    }

  g_warning ("Object of type \"%s\" does not implement required interface"
             " method \"get_toplevel\",",
             G_OBJECT_TYPE_NAME (shell));

  return NULL;
}