1 /*****************************************************************************
2 * customwidgets.cpp: Custom widgets
3 ****************************************************************************
4 * Copyright (C) 2006 the VideoLAN team
5 * Copyright (C) 2004 Daniel Molkentin <molkentin@kde.org>
8 * Authors: Clément Stenac <zorglub@videolan.org>
9 * The "ClickLineEdit" control is based on code by Daniel Molkentin
10 * <molkentin@kde.org> for libkdepim
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
25 *****************************************************************************/
31 #include "customwidgets.hpp"
32 #include "qt4.hpp" /*needed for qtr and CONNECT, but not necessary */
35 #include <QColorGroup>
38 #include <QWheelEvent>
39 #include <QHBoxLayout>
41 #include <QStyleOption>
42 #include <vlc_intf_strings.h>
44 #include <wctype.h> /* twolower() */
46 ClickLineEdit::ClickLineEdit( const QString &msg, QWidget *parent) : QLineEdit( parent )
49 setClickMessage( msg );
52 void ClickLineEdit::setClickMessage( const QString &msg )
59 void ClickLineEdit::setText( const QString &txt )
61 mDrawClickMsg = txt.isEmpty();
63 QLineEdit::setText( txt );
66 void ClickLineEdit::paintEvent( QPaintEvent *pe )
68 QLineEdit::paintEvent( pe );
69 if ( mDrawClickMsg == true && !hasFocus() ) {
72 p.setPen( palette().color( QPalette::Disabled, QPalette::Text ) );
73 QRect cr = contentsRect();
74 // Add two pixel margin on the left side
75 cr.setLeft( cr.left() + 3 );
76 p.drawText( cr, Qt::AlignLeft | Qt::AlignVCenter, mClickMessage );
82 void ClickLineEdit::dropEvent( QDropEvent *ev )
84 mDrawClickMsg = false;
85 QLineEdit::dropEvent( ev );
88 void ClickLineEdit::focusInEvent( QFocusEvent *ev )
90 if ( mDrawClickMsg == true ) {
91 mDrawClickMsg = false;
94 QLineEdit::focusInEvent( ev );
97 void ClickLineEdit::focusOutEvent( QFocusEvent *ev )
99 if ( text().isEmpty() ) {
100 mDrawClickMsg = true;
103 QLineEdit::focusOutEvent( ev );
106 QVLCFramelessButton::QVLCFramelessButton( QWidget *parent )
107 : QPushButton( parent )
109 setSizePolicy( QSizePolicy::Preferred, QSizePolicy::Preferred );
112 void QVLCFramelessButton::paintEvent( QPaintEvent * event )
114 QPainter painter( this );
115 QPixmap pix = icon().pixmap( size() );
116 QPoint pos( (width() - pix.width()) / 2, (height() - pix.height()) / 2 );
117 painter.drawPixmap( QRect( pos.x(), pos.y(), pix.width(), pix.height() ), pix );
120 QSize QVLCFramelessButton::sizeHint() const
125 SearchLineEdit::SearchLineEdit( QWidget *parent ) : QLineEdit( parent )
127 clearButton = new QVLCFramelessButton( this );
128 clearButton->setIcon( QIcon( ":/toolbar/clear" ) );
129 clearButton->setIconSize( QSize( 16, 16 ) );
130 clearButton->setCursor( Qt::ArrowCursor );
131 clearButton->setToolTip( qfu(vlc_pgettext("Tooltip|Clear", "Clear")) );
134 CONNECT( clearButton, clicked(), this, clear() );
136 int frameWidth = style()->pixelMetric( QStyle::PM_DefaultFrameWidth, 0, this );
138 QFontMetrics metrics( font() );
139 QString styleSheet = QString( "min-height: %1px; "
141 "padding-bottom: 1px; "
142 "padding-right: %2px;" )
143 .arg( metrics.height() + ( 2 * frameWidth ) )
144 .arg( clearButton->sizeHint().width() + 1 );
145 setStyleSheet( styleSheet );
147 setMessageVisible( true );
149 CONNECT( this, textEdited( const QString& ),
150 this, updateText( const QString& ) );
153 void SearchLineEdit::clear()
155 setText( QString() );
157 setMessageVisible( true );
160 void SearchLineEdit::setMessageVisible( bool on )
167 void SearchLineEdit::updateText( const QString& text )
169 clearButton->setVisible( !text.isEmpty() );
172 void SearchLineEdit::resizeEvent ( QResizeEvent * event )
174 QLineEdit::resizeEvent( event );
175 int frameWidth = style()->pixelMetric(QStyle::PM_DefaultFrameWidth,0,this);
176 clearButton->resize( clearButton->sizeHint().width(), height() );
177 clearButton->move( width() - clearButton->width() - frameWidth, 0 );
180 void SearchLineEdit::focusInEvent( QFocusEvent *event )
184 setMessageVisible( false );
186 QLineEdit::focusInEvent( event );
189 void SearchLineEdit::focusOutEvent( QFocusEvent *event )
191 if( text().isEmpty() )
193 setMessageVisible( true );
195 QLineEdit::focusOutEvent( event );
198 void SearchLineEdit::paintEvent( QPaintEvent *event )
200 QLineEdit::paintEvent( event );
201 if( !message ) return;
203 option.initFrom( this );
204 QRect rect = style()->subElementRect( QStyle::SE_LineEditContents, &option, this )
205 .adjusted( 3, 0, clearButton->width() + 1, 0 );
206 QPainter painter( this );
207 painter.setPen( palette().color( QPalette::Disabled, QPalette::Text ) );
208 painter.drawText( rect, Qt::AlignLeft | Qt::AlignVCenter, qtr( I_PL_FILTER ) );
211 /***************************************************************************
213 ***************************************************************************/
214 int qtKeyModifiersToVLC( QInputEvent* e )
216 int i_keyModifiers = 0;
217 if( e->modifiers() & Qt::ShiftModifier ) i_keyModifiers |= KEY_MODIFIER_SHIFT;
218 if( e->modifiers() & Qt::AltModifier ) i_keyModifiers |= KEY_MODIFIER_ALT;
219 if( e->modifiers() & Qt::ControlModifier ) i_keyModifiers |= KEY_MODIFIER_CTRL;
220 if( e->modifiers() & Qt::MetaModifier ) i_keyModifiers |= KEY_MODIFIER_META;
221 return i_keyModifiers;
230 static const vlc_qt_key_t keys[] =
232 { Qt::Key_Escape, KEY_ESC },
233 { Qt::Key_Tab, '\t', },
235 { Qt::Key_Backspace, '\b' },
236 { Qt::Key_Return, '\r' },
237 { Qt::Key_Enter, '\r' }, // numeric pad
238 { Qt::Key_Insert, KEY_INSERT },
239 { Qt::Key_Delete, KEY_DELETE },
244 { Qt::Key_Home, KEY_HOME },
245 { Qt::Key_End, KEY_END },
246 { Qt::Key_Left, KEY_LEFT },
247 { Qt::Key_Up, KEY_UP },
248 { Qt::Key_Right, KEY_RIGHT },
249 { Qt::Key_Down, KEY_DOWN },
250 { Qt::Key_PageUp, KEY_PAGEUP },
251 { Qt::Key_PageDown, KEY_PAGEDOWN },
258 // Qt::Key_ScrollLock
262 { Qt::Key_Menu, KEY_MENU },
266 // Qt::Key_Direction_L
267 // Qt::Key_Direction_R
271 // Qt::Key_SingleCandidate
272 // Qt::Key_MultipleCandidate
273 // Qt::Key_PreviousCandidate
274 // Qt::Key_Mode_switch
281 // Qt::Key_Hiragana_Katakana
284 // Qt::Key_Zenkaku_Hankaku
288 // Qt::Key_Kana_Shift
289 // Qt::Key_Eisu_Shift
290 // Qt::Key_Eisu_toggle
292 // Qt::Key_Hangul_Start
293 // Qt::Key_Hangul_End
294 // Qt::Key_Hangul_Hanja
295 // Qt::Key_Hangul_Jamo
296 // Qt::Key_Hangul_Romaja
297 // Qt::Key_Hangul_Jeonja
298 // Qt::Key_Hangul_Banja
299 // Qt::Key_Hangul_PreHanja
300 // Qt::Key_Hangul_PostHanja
301 // Qt::Key_Hangul_Special
302 // Qt::Key_Dead_Grave
303 // Qt::Key_Dead_Acute
304 // Qt::Key_Dead_Circumflex
305 // Qt::Key_Dead_Tilde
306 // Qt::Key_Dead_Macron
307 // Qt::Key_Dead_Breve
308 // Qt::Key_Dead_Abovedot
309 // Qt::Key_Dead_Diaeresis
310 // Qt::Key_Dead_Abovering
311 // Qt::Key_Dead_Doubleacute
312 // Qt::Key_Dead_Caron
313 // Qt::Key_Dead_Cedilla
314 // Qt::Key_Dead_Ogonek
316 // Qt::Key_Dead_Voiced_Sound
317 // Qt::Key_Dead_Semivoiced_Sound
318 // Qt::Key_Dead_Belowdot
321 { Qt::Key_Back, KEY_BROWSER_BACK },
322 { Qt::Key_Forward, KEY_BROWSER_FORWARD },
323 { Qt::Key_Stop, KEY_BROWSER_STOP },
324 { Qt::Key_Refresh, KEY_BROWSER_REFRESH },
325 { Qt::Key_VolumeDown, KEY_VOLUME_DOWN },
326 { Qt::Key_VolumeMute, KEY_VOLUME_MUTE },
327 { Qt::Key_VolumeUp, KEY_VOLUME_UP },
332 // Qt::Key_TrebleDown
333 { Qt::Key_MediaPlay, KEY_MEDIA_PLAY_PAUSE },
334 { Qt::Key_MediaStop, KEY_MEDIA_STOP },
335 { Qt::Key_MediaPrevious, KEY_MEDIA_PREV_TRACK },
336 { Qt::Key_MediaNext, KEY_MEDIA_NEXT_TRACK },
337 // Qt::Key_MediaRecord
338 { Qt::Key_HomePage, KEY_BROWSER_HOME },
339 { Qt::Key_Favorites, KEY_BROWSER_FAVORITES },
340 { Qt::Key_Search, KEY_BROWSER_SEARCH },
343 // Qt::Key_LaunchMail
344 // Qt::Key_LaunchMedia
345 /* Qt::Key_Launch0 through Qt::Key_LaunchF */
349 static int keycmp( const void *a, const void *b )
351 const int *q = (const int *)a;
352 const vlc_qt_key_t *m = (const vlc_qt_key_t *)b;
357 int qtEventToVLCKey( QKeyEvent *e )
363 /* VLC and X11 use lowercase whereas Qt uses uppercase */
364 #if defined( __STDC_ISO_10646__ ) || defined( _WIN32 )
365 i_vlck = towlower( qtk );
369 else /* Qt and X11 go to F35, but VLC stops at F12 */
370 if( qtk >= Qt::Key_F1 && qtk <= Qt::Key_F12 )
371 i_vlck = qtk - Qt::Key_F1 + KEY_F1;
374 const vlc_qt_key_t *map;
376 map = (const vlc_qt_key_t *)
377 bsearch( &qtk, (const void *)keys, sizeof(keys)/sizeof(keys[0]),
378 sizeof(*keys), keycmp );
383 /* Handle modifiers */
384 i_vlck |= qtKeyModifiersToVLC( e );
388 int qtWheelEventToVLCKey( QWheelEvent *e )
391 /* Handle modifiers */
392 i_vlck |= qtKeyModifiersToVLC( e );
393 if ( e->delta() > 0 )
394 i_vlck |= KEY_MOUSEWHEELUP;
396 i_vlck |= KEY_MOUSEWHEELDOWN;
400 QString VLCKeyToString( int val )
402 char *base = KeyToString (val & ~KEY_MODIFIER);
405 if( val & KEY_MODIFIER_CTRL )
407 if( val & KEY_MODIFIER_ALT )
409 if( val & KEY_MODIFIER_SHIFT )