1 /*****************************************************************************
2 * controller_widget.cpp : Controller Widget for the controllers
3 ****************************************************************************
4 * Copyright (C) 2006-2008 the VideoLAN team
5 * $Id: 45ce4219fca86ebe06226901d34ea9747aea1168 $
6 *
7 * Authors: Jean-Baptiste Kempf <jb@videolan.org>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * ( at your option ) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
23
24 #ifdef HAVE_CONFIG_H
25 # include "config.h"
26 #endif
27
28 #include "controller_widget.hpp"
29 #include "controller.hpp"
30
31 #include "input_manager.hpp" /* Get notification of Volume Change */
32 #include "util/input_slider.hpp" /* SoundSlider */
33 #include "util/imagehelper.hpp"
34
35 #include <math.h>
36
37 #include <QLabel>
38 #include <QHBoxLayout>
39 #include <QMenu>
40 #include <QWidgetAction>
41 #include <QMouseEvent>
42
43 #define VOLUME_MAX 125
44
SoundWidget(QWidget * _parent,intf_thread_t * _p_intf,bool b_shiny,bool b_special)45 SoundWidget::SoundWidget( QWidget *_parent, intf_thread_t * _p_intf,
46 bool b_shiny, bool b_special )
47 : QWidget( _parent ), p_intf( _p_intf),
48 b_is_muted( false ), b_ignore_valuechanged( false )
49 {
50 /* We need a layout for this widget */
51 QHBoxLayout *layout = new QHBoxLayout( this );
52 layout->setSpacing( 0 ); layout->setMargin( 0 );
53
54 /* We need a Label for the pix */
55 volMuteLabel = new QLabel;
56 volMuteLabel->setPixmap( ImageHelper::loadSvgToPixmap( ":/toolbar/volume-medium.svg", 16, 16 ) );
57
58 /* We might need a subLayout too */
59 QVBoxLayout *subLayout;
60
61 volMuteLabel->installEventFilter( this );
62
63 /* Normal View, click on icon mutes */
64 if( !b_special )
65 {
66 volumeMenu = NULL; subLayout = NULL;
67 volumeControlWidget = NULL;
68
69 /* And add the label */
70 layout->addWidget( volMuteLabel, 0, b_shiny? Qt::AlignBottom : Qt::AlignCenter );
71 }
72 else
73 {
74 /* Special view, click on button shows the slider */
75 b_shiny = false;
76
77 volumeControlWidget = new QFrame( this );
78 subLayout = new QVBoxLayout( volumeControlWidget );
79 subLayout->setContentsMargins( 4, 4, 4, 4 );
80 volumeMenu = new QMenu( this );
81
82 QWidgetAction *widgetAction = new QWidgetAction( volumeControlWidget );
83 widgetAction->setDefaultWidget( volumeControlWidget );
84 volumeMenu->addAction( widgetAction );
85
86 /* And add the label */
87 layout->addWidget( volMuteLabel );
88 }
89
90 /* Slider creation: shiny or clean */
91 if( b_shiny )
92 {
93 volumeSlider = new SoundSlider( this,
94 config_GetFloat( p_intf, "volume-step" ),
95 var_InheritString( p_intf, "qt-slider-colours" ),
96 var_InheritInteger( p_intf, "qt-max-volume") );
97 }
98 else
99 {
100 volumeSlider = new QSlider( NULL );
101 volumeSlider->setAttribute( Qt::WA_MacSmallSize);
102 volumeSlider->setOrientation( b_special ? Qt::Vertical
103 : Qt::Horizontal );
104 volumeSlider->setMaximum( 200 );
105 }
106
107 volumeSlider->setFocusPolicy( Qt::NoFocus );
108 if( b_special )
109 subLayout->addWidget( volumeSlider );
110 else
111 layout->addWidget( volumeSlider, 0, b_shiny? Qt::AlignBottom : Qt::AlignCenter );
112
113 /* Set the volume from the config */
114 float volume = playlist_VolumeGet( THEPL );
115 libUpdateVolume( (volume >= 0.f) ? volume : 1.f );
116 /* Sync mute status */
117 if( playlist_MuteGet( THEPL ) > 0 )
118 updateMuteStatus( true );
119
120 /* Volume control connection */
121 volumeSlider->setTracking( true );
122 CONNECT( volumeSlider, valueChanged( int ), this, valueChangedFilter( int ) );
123 CONNECT( this, valueReallyChanged( int ), this, userUpdateVolume( int ) );
124 CONNECT( THEMIM, volumeChanged( float ), this, libUpdateVolume( float ) );
125 CONNECT( THEMIM, soundMuteChanged( bool ), this, updateMuteStatus( bool ) );
126 }
127
refreshLabels()128 void SoundWidget::refreshLabels()
129 {
130 int i_sliderVolume = volumeSlider->value();
131 const char *psz_icon = ":/toolbar/volume-muted.svg";
132
133 if( b_is_muted )
134 {
135 volMuteLabel->setPixmap( ImageHelper::loadSvgToPixmap( psz_icon, 16, 16 ) );
136 volMuteLabel->setToolTip(qfu(vlc_pgettext("Tooltip|Unmute", "Unmute")));
137 return;
138 }
139
140 if( i_sliderVolume < VOLUME_MAX / 3 )
141 psz_icon = ":/toolbar/volume-low.svg";
142 else if( i_sliderVolume > (VOLUME_MAX * 2 / 3 ) )
143 psz_icon = ":/toolbar/volume-high.svg";
144 else
145 psz_icon = ":/toolbar/volume-medium.svg";
146
147 volMuteLabel->setPixmap( ImageHelper::loadSvgToPixmap( psz_icon, 16, 16 ) );
148 volMuteLabel->setToolTip( qfu(vlc_pgettext("Tooltip|Mute", "Mute")) );
149 }
150
151 /* volumeSlider changed value event slot */
userUpdateVolume(int i_sliderVolume)152 void SoundWidget::userUpdateVolume( int i_sliderVolume )
153 {
154 /* Only if volume is set by user action on slider */
155 setMuted( false );
156 playlist_VolumeSet( THEPL, i_sliderVolume / 100.f );
157 refreshLabels();
158 }
159
160 /* libvlc changed value event slot */
libUpdateVolume(float volume)161 void SoundWidget::libUpdateVolume( float volume )
162 {
163 long i_volume = lroundf(volume * 100.f);
164 if( i_volume != volumeSlider->value() )
165 {
166 b_ignore_valuechanged = true;
167 volumeSlider->setValue( i_volume );
168 b_ignore_valuechanged = false;
169 }
170 refreshLabels();
171 }
172
valueChangedFilter(int i_val)173 void SoundWidget::valueChangedFilter( int i_val )
174 {
175 /* valueChanged is also emitted when the lib setValue() */
176 if ( !b_ignore_valuechanged ) emit valueReallyChanged( i_val );
177 }
178
179 /* libvlc mute/unmute event slot */
updateMuteStatus(bool mute)180 void SoundWidget::updateMuteStatus( bool mute )
181 {
182 b_is_muted = mute;
183
184 SoundSlider *soundSlider = qobject_cast<SoundSlider *>(volumeSlider);
185 if( soundSlider )
186 soundSlider->setMuted( mute );
187 refreshLabels();
188 }
189
showVolumeMenu(QPoint pos)190 void SoundWidget::showVolumeMenu( QPoint pos )
191 {
192 volumeMenu->setFixedHeight( volumeMenu->sizeHint().height() );
193 volumeMenu->exec( QCursor::pos() - pos - QPoint( 0, volumeMenu->height()/2 )
194 + QPoint( width(), height() /2) );
195 }
196
setMuted(bool mute)197 void SoundWidget::setMuted( bool mute )
198 {
199 b_is_muted = mute;
200 playlist_t *p_playlist = THEPL;
201 playlist_MuteSet( p_playlist, mute );
202 }
203
eventFilter(QObject * obj,QEvent * e)204 bool SoundWidget::eventFilter( QObject *obj, QEvent *e )
205 {
206 VLC_UNUSED( obj );
207 if( e->type() == QEvent::MouseButtonPress )
208 {
209 QMouseEvent *event = static_cast<QMouseEvent*>(e);
210 if( event->button() == Qt::LeftButton )
211 {
212 if( volumeSlider->orientation() == Qt::Vertical )
213 {
214 showVolumeMenu( event->pos() );
215 }
216 else
217 {
218 setMuted( !b_is_muted );
219 }
220 e->accept();
221 return true;
222 }
223 }
224 e->ignore();
225 return false;
226 }
227
228 /**
229 * Play Button
230 **/
updateButtonIcons(bool b_playing)231 void PlayButton::updateButtonIcons( bool b_playing )
232 {
233 setIcon( b_playing ? QIcon( ":/toolbar/pause_b.svg" ) : QIcon( ":/toolbar/play_b.svg" ) );
234 setToolTip( b_playing ? qtr( "Pause the playback" )
235 : qtr( I_PLAY_TOOLTIP ) );
236 }
237
updateButtonIcons(bool timeA,bool timeB)238 void AtoB_Button::updateButtonIcons( bool timeA, bool timeB )
239 {
240 if( !timeA && !timeB)
241 {
242 setIcon( QIcon( ":/toolbar/atob_nob.svg" ) );
243 setToolTip( qtr( "Loop from point A to point B continuously\n"
244 "Click to set point A" ) );
245 }
246 else if( timeA && !timeB )
247 {
248 setIcon( QIcon( ":/toolbar/atob_noa.svg" ) );
249 setToolTip( qtr( "Click to set point B" ) );
250 }
251 else if( timeA && timeB )
252 {
253 setIcon( QIcon( ":/toolbar/atob.svg" ) );
254 setToolTip( qtr( "Stop the A to B loop" ) );
255 }
256 }
257
updateButtonIcons(int value)258 void LoopButton::updateButtonIcons( int value )
259 {
260 setChecked( value != NORMAL );
261 setIcon( ( value == REPEAT_ONE ) ? QIcon( ":/buttons/playlist/repeat_one.svg" )
262 : QIcon( ":/buttons/playlist/repeat_all.svg" ) );
263 }
264
updateRatios()265 void AspectRatioComboBox::updateRatios()
266 {
267 /* Clear the list before updating */
268 clear();
269 vlc_value_t val_list, text_list;
270 vout_thread_t* p_vout = THEMIM->getVout();
271
272 /* Disable if there is no vout */
273 if( p_vout == NULL )
274 {
275 addItem( qtr("Aspect Ratio") );
276 setDisabled( true );
277 return;
278 }
279
280 var_Change( p_vout, "aspect-ratio", VLC_VAR_GETCHOICES, &val_list, &text_list );
281 for( int i = 0; i < val_list.p_list->i_count; i++ )
282 addItem( qfu( text_list.p_list->p_values[i].psz_string ),
283 QString( val_list.p_list->p_values[i].psz_string ) );
284 setEnabled( true );
285 var_FreeList( &val_list, &text_list );
286 vlc_object_release( p_vout );
287 }
288
updateAspectRatio(int x)289 void AspectRatioComboBox::updateAspectRatio( int x )
290 {
291 vout_thread_t* p_vout = THEMIM->getVout();
292 if( p_vout && x >= 0 )
293 {
294 var_SetString( p_vout, "aspect-ratio", qtu( itemData(x).toString() ) );
295 }
296 if( p_vout )
297 vlc_object_release( p_vout );
298 }
299
300