1b9a9968bde02ad53a03498b6203da9cfbc02be0
[vlc.git] / modules / gui / qt4 / dialogs / preferences.cpp
1 /*****************************************************************************
2  * preferences.cpp : Preferences
3  *****************************************************************************
4  * Copyright (C) 2006-2007 the VideoLAN team
5  * $Id$
6  *
7  * Authors: ClĂ©ment Stenac <zorglub@videolan.org>
8  *          Jean-Baptiste Kempf <jb@videolan.org>
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23  *****************************************************************************/
24
25 #include "dialogs/preferences.hpp"
26 #include "dialogs_provider.hpp"
27 #include "util/qvlcframe.hpp"
28
29 #include "components/complete_preferences.hpp"
30 #include "components/simple_preferences.hpp"
31 #include "qt4.hpp"
32
33 #include <QHBoxLayout>
34 #include <QGroupBox>
35 #include <QRadioButton>
36 #include <QVBoxLayout>
37 #include <QPushButton>
38 #include <QCheckBox>
39 #include <QScrollArea>
40 #include <QMessageBox>
41
42
43 PrefsDialog *PrefsDialog::instance = NULL;
44
45 PrefsDialog::PrefsDialog( intf_thread_t *_p_intf ) : QVLCFrame( _p_intf )
46 {
47      QGridLayout *main_layout = new QGridLayout( this );
48      setWindowTitle( qtr( "Preferences" ) );
49      resize( 700, 650 );
50      setMaximumHeight( 650 );
51      setMaximumWidth( 700 );
52
53      tree_panel = new QWidget( 0 );
54      tree_panel_l = new QHBoxLayout;
55      tree_panel->setLayout( tree_panel_l );
56      main_panel = new QWidget( 0 );
57      main_panel_l = new QHBoxLayout;
58      main_panel->setLayout( main_panel_l );
59
60      // Choice for types
61      types = new QGroupBox( "Show settings" );
62      types->setAlignment( Qt::AlignHCenter );
63      QHBoxLayout *types_l = new QHBoxLayout(0);
64      types_l->setSpacing( 3 ); types_l->setMargin( 3 );
65      small = new QRadioButton( "Basic", types ); types_l->addWidget( small );
66      all = new QRadioButton( "All", types ); types_l->addWidget( all );
67      types->setLayout( types_l );
68      small->setChecked( true );
69
70      advanced_tree = NULL;
71      simple_tree = NULL;
72      simple_panel = NULL;
73      advanced_panel = NULL;
74
75      main_layout->addWidget( tree_panel, 0, 0, 3, 1 );
76      main_layout->addWidget( types, 3, 0, 1, 1 );
77
78      main_layout->addWidget( main_panel, 0, 1, 4, 1 );
79
80      main_layout->setColumnMinimumWidth( 0, 150 );
81      main_layout->setColumnStretch( 0, 1 );
82      main_layout->setColumnStretch( 1,3 );
83
84      main_layout->setRowStretch( 2, 4);
85
86      setSmall();
87
88      QPushButton *save, *cancel, *reset;
89      QHBoxLayout *buttonsLayout = QVLCFrame::doButtons( this, NULL,
90                                       &save, _("Save"),
91                                       &cancel, _("Cancel"),
92                                       &reset, _( "Reset Preferences" ) );
93      main_layout->addLayout( buttonsLayout, 4, 0, 1 ,3 );
94      setLayout( main_layout );
95
96
97      BUTTONACT( save, save() );
98      BUTTONACT( cancel, cancel() );
99      BUTTONACT( reset, reset() );
100      BUTTONACT( small, setSmall() );
101      BUTTONACT( all, setAll() );
102
103      for( int i = 0; i < SPrefsMax ; i++ ) simple_panels[i] = NULL;
104 }
105
106 void PrefsDialog::setAll()
107 {
108     if( simple_tree )
109     {
110         tree_panel_l->removeWidget( simple_tree );
111         simple_tree->hide();
112     }
113
114     if( !advanced_tree )
115     {
116          advanced_tree = new PrefsTree( p_intf, tree_panel );
117          CONNECT( advanced_tree,
118                   currentItemChanged( QTreeWidgetItem *, QTreeWidgetItem *),
119                   this, changePanel( QTreeWidgetItem * ) );
120     }
121     tree_panel_l->addWidget( advanced_tree );
122     advanced_tree->show();
123
124     if( simple_panel )
125     {
126         main_panel_l->removeWidget( simple_panel );
127         simple_panel->hide();
128     }
129     if( !advanced_panel )
130          advanced_panel = new PrefsPanel( main_panel );
131     main_panel_l->addWidget( advanced_panel );
132     advanced_panel->show();
133 }
134
135 void PrefsDialog::setSmall()
136 {
137     if( advanced_tree )
138     {
139         tree_panel_l->removeWidget( advanced_tree );
140         advanced_tree->hide();
141     }
142     if( !simple_tree )
143     {
144          simple_tree = new SPrefsCatList( p_intf, tree_panel );
145          CONNECT( simple_tree,
146                   currentItemChanged( int ),
147                   this,  changeSimplePanel( int ) );
148     }
149     tree_panel_l->addWidget( simple_tree );
150     simple_tree->show();
151
152     if( advanced_panel )
153     {
154         main_panel_l->removeWidget( advanced_panel );
155         advanced_panel->hide();
156     }
157     if( !simple_panel )
158         simple_panel = new SPrefsPanel( p_intf, main_panel, SPrefsDefaultCat );
159     main_panel_l->addWidget( simple_panel );
160     simple_panel->show();
161 }
162
163 void PrefsDialog::changeSimplePanel( int number )
164 {
165     if( simple_panel )
166     {
167         main_panel_l->removeWidget( simple_panel );
168         simple_panel->hide();
169     }
170     simple_panel = simple_panels[number];
171     if( !simple_panel )
172     {
173         simple_panel = new SPrefsPanel( p_intf, main_panel, number );
174         simple_panels[number] = simple_panel;
175     }
176     main_panel_l->addWidget( simple_panel );
177     simple_panel->show();
178 }
179
180 void PrefsDialog::changePanel( QTreeWidgetItem *item )
181 {
182     PrefsItemData *data = item->data( 0, Qt::UserRole ).value<PrefsItemData*>();
183
184     if( advanced_panel )
185     {
186         main_panel_l->removeWidget( advanced_panel );
187         advanced_panel->hide();
188     }
189     if( !data->panel )
190         data->panel = new PrefsPanel( p_intf, main_panel , data );
191
192     advanced_panel = data->panel;
193     main_panel_l->addWidget( advanced_panel );
194     advanced_panel->show();
195 }
196
197 void PrefsDialog::showModulePrefs( char *psz_module )
198 {
199     setAll();
200     all->setChecked( true );
201     for( int i_cat_index = 0 ; i_cat_index < advanced_tree->topLevelItemCount();
202          i_cat_index++ )
203     {
204         QTreeWidgetItem *cat_item = advanced_tree->topLevelItem( i_cat_index );
205         PrefsItemData *data = cat_item->data( 0, Qt::UserRole ).
206                                                    value<PrefsItemData *>();
207         for( int i_sc_index = 0; i_sc_index < cat_item->childCount();
208                                   i_sc_index++ )
209         {
210             QTreeWidgetItem *subcat_item = cat_item->child( i_sc_index );
211             PrefsItemData *sc_data = subcat_item->data(0, Qt::UserRole).
212                                                     value<PrefsItemData *>();
213             for( int i_module = 0; i_module < subcat_item->childCount();
214                                    i_module++ )
215             {
216                 QTreeWidgetItem *module_item = subcat_item->child( i_module );
217                 PrefsItemData *mod_data = module_item->data( 0, Qt::UserRole ).
218                                                     value<PrefsItemData *>();
219                 if( !strcmp( mod_data->psz_name, psz_module ) ) {
220                     advanced_tree->setCurrentItem( module_item );
221                 }
222             }
223         }
224     }
225     show();
226 }
227
228 void PrefsDialog::save()
229 {
230     if( small->isChecked() && simple_tree )
231     {
232         for( int i = 0 ; i< SPrefsMax; i++ )
233             if( simple_panels[i] ) simple_panels[i]->apply();
234     }
235     else if( all->isChecked() && advanced_tree )
236         advanced_tree->applyAll();
237     config_SaveConfigFile( p_intf, NULL );
238     hide();
239 }
240
241 void PrefsDialog::cancel()
242 {
243     if( small->isChecked() && simple_tree )
244     {
245         for( int i = 0 ; i< SPrefsMax; i++ )
246             if( simple_panels[i] ) simple_panels[i]->clean();
247     }
248     else if( all->isChecked() && advanced_tree )
249     {
250         advanced_tree->cleanAll();
251         advanced_panel = NULL;
252     }
253     hide();
254 }
255
256 void PrefsDialog::reset()
257 {
258     int ret = QMessageBox::question(this, qtr("Reset Preferences"),
259                  qtr("This will reset your VLC media player preferences.\n"
260                          "Are you sure you want to continue?"),
261                   QMessageBox::Ok | QMessageBox::Cancel,
262                                                          QMessageBox::Ok);
263     if ( ret == QMessageBox::Ok )
264     {
265         config_ResetAll( p_intf );
266         // TODO reset changes ?
267         config_SaveConfigFile( p_intf, NULL );
268     }
269 }