diff options
Diffstat (limited to 'sound.cpp')
| -rw-r--r-- | sound.cpp | 272 |
1 files changed, 272 insertions, 0 deletions
diff --git a/sound.cpp b/sound.cpp new file mode 100644 index 0000000..5bdcc95 --- /dev/null +++ b/sound.cpp @@ -0,0 +1,272 @@ +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <string.h> +#include <fcntl.h> + +#include <qobject.h> +#include <qlabel.h> +#include <qsocketnotifier.h> +#include <qgroupbox.h> +#include <qwidget.h> + +#include <kapp.h> +#include <kconfig.h> +#include <klocale.h> + +#include "sound.moc" + +#define SPACE 12 + +extern KApplication *globalKapp; +extern KLocale *globalKlocale; + +/* ------------------------------------------------------------------------ */ + +SoundOptions::SoundOptions(Soundcard *c, const char *name) + : KMainWindow(0,name,WType_TopLevel) +{ + static char *rates[] = { + "8000","11025","16000","22050","32000","44100","48000",NULL}; + static char *triggers[] = { + "0","2","5","8","12","20",NULL}; + unsigned int x,y,w,h,j; + int i; + QSize size; + + card = c; + + /* create widgets */ + QGroupBox *f1 = new QGroupBox(this); + f1->setTitle(card->driver()); + + tab[0][0] = new QLabel(i18n("audio format"), this, "lformat"); + tab[0][1] = new QLabel(i18n("# of channels"), this, "lchannels"); + tab[0][2] = new QLabel(i18n("sample rate"), this, "lrate"); + tab[0][3] = new QLabel(i18n("record trigger"), this, "ltrigger"); + + tab[1][0] = format = new QComboBox(FALSE, this, "format"); + for (i = 1; i <= FMT_MAX; i <<= 1) + if (1 == card->has_format(i)) + format->insertItem(sndfmt2str(i),-1); + + tab[1][1] = channels = new QComboBox(FALSE, this, "channels"); + channels->insertItem(i18n("mono"),-1); + if (2 == card->has_channels()) + channels->insertItem(i18n("stereo"),-1); + + tab[1][2] = rate = new QComboBox(TRUE, this, "rate"); + for (i = 0; rates[i] != NULL; i++) + rate->insertItem(rates[i],-1); + + tab[1][3] = trigger = new QComboBox(TRUE, this, "trigger"); + for (i = 0; triggers[i] != NULL; i++) + trigger->insertItem(triggers[i],-1); + + /* init */ + for (j = 0; j < sizeof(tabw)/sizeof(int); j++) tabw[j] = 0; + for (j = 0; j < sizeof(tabh)/sizeof(int); j++) tabh[j] = 0; + + /* get max sizes for cols/rows */ + for (y = 0; y < sizeof(tabh)/sizeof(int); y++) { + for (x = 0; x < sizeof(tabw)/sizeof(int); x++) { + size = tab[x][y]->sizeHint(); + if (size.isValid()) { + if (size.width() > tabw[x]) + tabw[x] = size.width(); + if (size.height() > tabh[y]) + tabh[y] = size.height(); + } + } + } + + /* arrange widgets */ + for (j = 0; j < sizeof(tabw)/sizeof(int); j++) tabw[j] += SPACE; + for (y = 0, h = 3*SPACE; y < sizeof(tabh)/sizeof(int); y++, h+=SPACE) { + for (x = 0, w = 2*SPACE; x < sizeof(tabw)/sizeof(int); x++, w+=SPACE) { + tab[x][y]->setGeometry(w,h,tabw[x],tabh[y]); + w += tabw[x]; + } + h += tabh[y]; + } + h += SPACE; + w += SPACE; + + /* set frame size */ + f1->setLineWidth(1); + f1->setFrameStyle(QFrame::Box | QFrame::Sunken); + f1->setGeometry(SPACE,SPACE,w-2*SPACE,h-2*SPACE); + h += SPACE; + + /* add buttons */ + cancel = new QPushButton(i18n("Cancel"), this, "cancel"); + cancel->resize(cancel->sizeHint()); + x = w-SPACE-cancel->width(); + cancel->move(x,h); + + apply = new QPushButton(i18n("Apply"), this, "apply"); + apply->resize(apply->sizeHint()); + x -= SPACE+apply->width(); + apply->move(x,h); + + ok = new QPushButton(i18n("OK"), this, "ok"); + ok->resize(ok->sizeHint()); + x -= SPACE+ok->width(); + ok->move(x,h); + ok->setDefault(TRUE); + + h += ok->height()+SPACE; + + connect(ok, SIGNAL(clicked()), this, SLOT(ok_cb())); + connect(apply, SIGNAL(clicked()), this, SLOT(apply_cb())); + connect(cancel, SIGNAL(clicked()), this, SLOT(cancel_cb())); + + connect(card,SIGNAL(newparams(struct SOUNDPARAMS*)), + this, SLOT(new_params(struct SOUNDPARAMS*))); + + setCaption(i18n("sound options")); + +#if 1 + /* session management */ + i = -1; + if (globalKapp->isRestored()) { + for (i = 1; canBeRestored(i); i++) + if (0 == strcmp(classNameOfToplevel(i),"SoundOptions")) + break; + if (!canBeRestored(i)) + i = -1; + } + if (i > 0) { + restore(i); + } else { + resize(w,h); + } +#else + resize(w,h); +#endif +} + +void +SoundOptions::ok_cb() +{ + set_params(); + hide(); +} + +void +SoundOptions::apply_cb() +{ + set_params(); +} + +void +SoundOptions::cancel_cb() +{ + hide(); +} + +/* ---------------------------------------------------------------------- */ + +static struct { + int fmt; + char *name; +} fmt2str_map [] = { + { FMT_UNDEFINED, "UNDEFINED" }, + { FMT_8BIT, "8bit pcm" }, + { FMT_16BIT, "16bit pcm" }, + { FMT_MULAW, "u-law" }, + { FMT_ALAW, "a-law" }, + { 0, NULL } +}; + +void +SoundOptions::saveProperties(KConfig *config) +{ + config->writeEntry("rate",current.rate); + config->writeEntry("channels",current.channels); + config->writeEntry("format",current.format); + config->writeEntry("trigger",atoi(trigger->currentText())); +} + +void +SoundOptions::set_soundparam(int ra, int channels, int format, int tr) +{ + int i; + char text[32]; + + current.rate = ra; + current.channels = channels; + current.format = format; + card->setparams(¤t); + + sprintf(text,"%d",tr); + for (i = 0; i < trigger->count(); i++) + if (0 == strcmp(text,rate->text(i))) { + trigger->setCurrentItem(i); + return; + } + trigger->insertItem(text,i); +} + +void +SoundOptions::readProperties(KConfig *config) +{ + int rate, channels, format, trigger; + + rate = atoi(config->readEntry("rate")); + channels = atoi(config->readEntry("channels")); + format = atoi(config->readEntry("format")); + trigger = atoi(config->readEntry("trigger")); + set_soundparam(rate,channels,format,trigger); +} + +void +SoundOptions::set_params() +{ + int i; + const char *text; + + if (0 < (i = atoi(rate->currentText()))) + current.rate = i; + current.channels = channels->currentItem()+1; + text = format->text(format->currentItem()); + for (i = 0; fmt2str_map[i].name != NULL; i++) + if (0 == strcmp(fmt2str_map[i].name,text)) + current.format = i; + card->setparams(¤t); + emit set_level(atoi(trigger->currentText())); +} + +void +SoundOptions::new_params(struct SOUNDPARAMS *p) +{ + int i; + char text[32],*h; + + h = sndfmt2str(current.format); + for (i = 0; i < format->count(); i++) + if (0 == strcmp(h,format->text(i))) + format->setCurrentItem(i); + + memcpy(¤t,p,sizeof(struct SOUNDPARAMS)); + channels->setCurrentItem(current.channels-1); + + sprintf(text,"%d",current.rate); + for (i = 0; i < rate->count(); i++) + if (0 == strcmp(text,rate->text(i))) { + rate->setCurrentItem(i); + return; + } + rate->insertItem(text,i); + rate->setCurrentItem(i); +} + +char *sndfmt2str(int format) +{ + int i; + + for (i = 0; fmt2str_map[i].name != NULL; i++) + if (fmt2str_map[i].fmt == format) + break; + return fmt2str_map[i].name; +} |