Trying to make QCop to work

2 files changed, 11 insertions, 2 deletions

diff --git a/core/applets/vmemo/vmemo.cpp b/core/applets/vmemo/vmemo.cpp
index 8875cdf..5ce6fa9 100644
--- a/core/applets/vmemo/vmemo.cpp
+++ b/core/applets/vmemo/vmemo.cpp
@@ -1,426 +1,434 @@
 /************************************************************************************
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ************************************************************************************/
 
 /*
  * $Id$
  */
 
 #include <sys/utsname.h>
 #include <sys/time.h>
 #include <sys/types.h>
 #include <unistd.h>
 #include <stdio.h>
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <sys/ioctl.h>
 #include <linux/soundcard.h>
 #include <string.h>
 #include <stdlib.h>
 
 typedef struct _waveheader {
   u_long  main_chunk; /* 'RIFF'  */
   u_long  length;     /* filelen */
   u_long  chunk_type; /* 'WAVE'  */
   u_long  sub_chunk;  /* 'fmt '                                               */
   u_long  sc_len;     /* length of sub_chunk, =16     
                          (chunckSize) format len */
   u_short format;     /* should be 1 for PCM-code        (formatTag)          */
 
   u_short modus;      /* 1 Mono, 2 Stereo                (channels)           */
   u_long  sample_fq;  /* samples per second              (samplesPerSecond)   */
   u_long  byte_p_sec; /* avg bytes per second            (avgBytePerSecond)   */
   u_short byte_p_spl; /* samplesize; 1 or 2 bytes        (blockAlign)         */
   u_short bit_p_spl;  /* 8, 12 or 16 bit                 (bitsPerSample)      */
 
   u_long  data_chunk; /* 'data'      */
 
   u_long  data_length;/* samplecount */
 } WaveHeader;
 
 #define RIFF        0x46464952
 #define WAVE        0x45564157
 #define FMT         0x20746D66
 #define DATA        0x61746164
 #define PCM_CODE    1
 #define WAVE_MONO   1
 #define WAVE_STEREO 2
 
 #include "vmemo.h"
 
 #include <qpe/qpeapplication.h>
 #include <qpe/resource.h>
 #include <qpe/config.h>
 
 #include <qpainter.h>
 #include <qdatetime.h>
 #include <qsound.h>
 #include <qfile.h>
 #include <qmessagebox.h>
 
 int seq = 0;
 
 /* XPM */
 static char * vmemo_xpm[] = {
 "14 14 47 1",
 "   c None",
 ".  c #101010",
 "+  c #0D0D0D",
 "@  c #0B0B0B",
 "#  c #393939",
 "$  c #6C6C6C",
 "%  c #5D5D5D",
 "&  c #4E4E4E",
 "*  c #1C1C1C",
 "=  c #131313",
 "-  c #7B7B7B",
 ";  c #303030",
 ">  c #383838",
 ",  c #3F3F3F",
 "'  c #343434",
 ")  c #060606",
 "!  c #444444",
 "~  c #646464",
 "{  c #505050",
 "]  c #717171",
 "^  c #1B1B1B",
 "/  c #585858",
 "(  c #4C4C4C",
 "_  c #353535",
 ":  c #0E0E0E",
 "<  c #080808",
 "[  c #262626",
 "}  c #121212",
 "|  c #7F7F7F",
 "1  c #464646",
 "2  c #0C0C0C",
 "3  c #727272",
 "4  c #292929",
 "5  c #656565",
 "6  c #565656",
 "7  c #434343",
 "8  c #272727",
 "9  c #0F0F0F",
 "0  c #3A3A3A",
 "a  c #090909",
 "b  c #535353",
 "c  c #545454",
 "d  c #494949",
 "e  c #7A7A7A",
 "f  c #202020",
 "g  c #3D3D3D",
 "h  c #1F1F1F",
 "         .+@  ",
 "        #$%&* ",
 "       =-;>,')",
 "       .$;!~,)",
 "        ;#{]!)",
 "        ^~/(_)",
 "       ./:@<[)",
 "  }.  .|]1;;2 ",
 " #-$;^/3&;;4@ ",
 ".$;;#5:67;89  ",
 ":%;0%&ab;8.   ",
 "@cd%e!fg49    ",
 " h0,!_;2@     ",
 "  )))))       "};
 
 VMemo::VMemo( QWidget *parent, const char *name )
     : QWidget( parent, name )
 {
   setFixedHeight( 18 );
   setFixedWidth( 14 );
 
   recording = FALSE;
   
   myChannel = new QCopChannel( "QPE/VMemo", this );
+  connect( myChannel, SIGNAL(sayHi()), this, SLOT(sayHi()) );
   connect( myChannel, SIGNAL(received(const QCString&, const QByteArray&)),
                    this, SLOT(receive(const QCString&, const QByteArray&)) );
 
   struct utsname name; /* check for embedix kernel running on the zaurus, if 
                                                   lineo change string, this break
                                            */
   if (uname(&name) != -1)
         {
           QString release=name.release;
           qWarning("System release: %s\n", name.release);
           if(release.find("embedix",0,TRUE) !=-1)
                   systemZaurus=TRUE;
           else
                 {
                   int fr;
                   systemZaurus=FALSE;
 
                   if ((fr = fork()) == -1)
                         {
                           qWarning("Fork failed");
                         }
                   else if (fr == 0)
                         {
                           int key, max;
                           fd_set fdr;
                           char buffer[10];
 
                           key = open("/dev/touchscreen/key", O_RDONLY);
                           if (key == -1)
                                 {
                                   qWarning("Could not open key");
                                   exit(1);
                                 }
 
                           while(1)
                                 {
                                   FD_ZERO(&fdr);
                                   FD_SET(key, &fdr);
                                   max = key;
 
                                   qWarning("while");
 
                                   read(key, buffer, 10);
                                   if(*buffer == (char)129)
                                         {
                                           qWarning("REC = stop");
                                           QCopEnvelope( "QPE/VMemo", "toggleRecord()");
-                                          activate_signal("toggleRecordNow()");
+                                          QCopEnvelope( "QPE/VMemo", "sayHi()");
                                         }
                                   else if(*buffer == (char)1)
                                         {
                                           qWarning("REC = start");
                                           QCopEnvelope( "QPE/VMemo", "toggleRecord()");
-                                          activate_signal("toggleRecordNow()");
+                                          QCopEnvelope( "QPE/VMemo", "sayHi()");
                                         }
                                 }
                         }
                   else if(fr)
                         qWarning("parent: Fork = good");
                 }
         }
   qWarning("VMemo done init");
 }
 
 VMemo::~VMemo()
 {
 }
 
+void VMemo::sayHi()
+{
+  qWarning("Hi");
+}
+
 void VMemo::receive( const QCString &msg, const QByteArray &data )
 {
     QDataStream stream( data, IO_ReadOnly );
         qWarning(msg);
     if ( msg == "toggleRecord()" ) {
           qWarning("Hello");
     }
 }
 
 void VMemo::paintEvent( QPaintEvent* )
 {
   QPainter p(this);
   p.drawPixmap( 0, 1,( const char** )  vmemo_xpm );
 }
 
 void VMemo::mousePressEvent( QMouseEvent * )
 {
+  QCopEnvelope( "QPE/VMemo", "sayHi()");
+
   // just to be safe
   if (recording)
         {
           recording = FALSE;
           return;
         }
   
   qWarning("VMemo::mousePress()");
   QSound::play(Resource::findSound("vmemob"));
   
   recording = TRUE;
   qWarning("VMemo::mousePress() -> Starting to record");
   if (openDSP() == -1)
         {
           // ### Display an error box
           QMessageBox::critical(0, "VMemo", "Could not open dsp device.", "Abort");
           recording = FALSE;
           return;
         }
   
   Config vmCfg("VMemo");
   vmCfg.setGroup("Defaults");
   
   QDateTime dt = QDateTime::currentDateTime();
   QString fileName;
   if(systemZaurus)
         fileName=vmCfg.readEntry("Dir", "/mnt/cf/"); // zaurus does not have /mnt/ramfs
   else
         fileName=vmCfg.readEntry("Dir", "/mnt/ramfs/");
   
   fileName += "vm_";
   fileName += dt.toString();
   fileName += ".wav";
   
   // No spaces in the filename
   fileName.replace(QRegExp("'"),"");
   fileName.replace(QRegExp(" "),"_");
   fileName.replace(QRegExp(":"),".");
   fileName.replace(QRegExp(","),"");
   
   if(openWAV(fileName.latin1()) == -1)
         {
           // ### Display an error box
           qWarning("VMemo::mousePress() -> WAV error");
           close(dsp);
           return;
         }
   
   QArray<int> cats(1);
   cats[0] = vmCfg.readNumEntry("Category", 0);
   
   QString dlName("vm_");
   dlName += dt.toString();
   DocLnk l;
   l.setFile(fileName);
   l.setName(dlName);
   l.setType("audio/x-wav");
   l.setCategories(cats);
   l.writeLink();
   
   record();
 }
 
 void VMemo::mouseReleaseEvent( QMouseEvent * )
 {
   qWarning("VMemo::mouseRelese() -> Done recording");
   recording = FALSE;
 }
 
 int VMemo::openDSP()
 {
   Config cfg("Sound");
   cfg.setGroup("Record");
   
   speed = cfg.readNumEntry("SampleRate", 22050);
   channels = cfg.readNumEntry("Stereo", 1) ? 2 : 1; // 1 = stereo(2), 0 = mono(1)
   if (cfg.readNumEntry("SixteenBit", 1)==1)
         {
           format = AFMT_S16_LE;
           resolution = 16;
         }
   else
         {
           format = AFMT_U8;
           resolution = 8;
         }
   
   if(systemZaurus) 
         {
           dsp = open("/dev/dsp1", O_RDWR); //Zaurus needs /dev/dsp1
           channels=1; //zaurus has one input channel
         }
   else 
         dsp = open("/dev/dsp", O_RDWR);
   
   if(dsp == -1)
         {
       perror("open(\"/dev/dsp\")");
       return -1;
         }
   
   if(ioctl(dsp, SNDCTL_DSP_SETFMT , &format)==-1)
         {
           perror("ioctl(\"SNDCTL_DSP_SETFMT\")");
           return -1;
         }
   if(ioctl(dsp, SNDCTL_DSP_CHANNELS , &channels)==-1)
         {
           perror("ioctl(\"SNDCTL_DSP_CHANNELS\")");
           return -1;
         }
   if(ioctl(dsp, SNDCTL_DSP_SPEED , &speed)==-1)
         {
           perror("ioctl(\"SNDCTL_DSP_SPEED\")");
           return -1;
         }
   if(ioctl(dsp, SOUND_PCM_READ_RATE , &rate)==-1)
         {
           perror("ioctl(\"SOUND_PCM_READ_RATE\")");
           return -1;
         }
   
   return 1;
 }
 
 int VMemo::openWAV(const char *filename)
 {
   qDebug("Creating %s ",filename);
   track.setName(filename);
   if(!track.open(IO_WriteOnly|IO_Truncate|IO_Raw))
         {
           qDebug("Could not open file");
           return -1;
         }
   wav=track.handle();
   
   WaveHeader wh;
   
   wh.main_chunk = RIFF;
   wh.length=0; 
   wh.chunk_type = WAVE;
   wh.sub_chunk  = FMT;
   wh.sc_len     = 16;
   wh.format     = PCM_CODE;
   wh.modus      = channels;
   wh.sample_fq  = speed;
   wh.byte_p_sec = speed * channels *  resolution/8;
   wh.byte_p_spl = channels * (resolution / 8); 
   wh.bit_p_spl  = resolution;
   wh.data_chunk = DATA;
   wh.data_length= 0; 
   //    qDebug("Write header channels %d, speed %d, b/s %d, blockalign %d, bitrate %d"
   //           , wh.modus, wh.sample_fq, wh.byte_p_sec, wh.byte_p_spl, wh.bit_p_spl );
   write (wav, &wh, sizeof(WaveHeader));
   
   return 1;
 }
 
 void VMemo::record(void)
 {
   int length=0, result, value;
   char sound[8192];
   
   qWarning("VMemo::record()");
   
   while(recording)
         {
           result = read(dsp, sound, 512); // 8192
           qApp->processEvents();
           write(wav, sound, result);
           qApp->processEvents();
           length += result;
           qApp->processEvents();
           //    printf("%d\r",length);
           //    fflush(stdout);
         }
   
   qWarning("VMemo::record() -> Done recording");
   qWarning("VMemo::record() -> Closing dsp");
   
   value = length+36;
   lseek(wav, 4, SEEK_SET);
   write(wav, &value, 4);
   lseek(wav, 40, SEEK_SET);
   write(wav, &length, 4);
   //  qDebug("File length %d, samplecount %d", value, length);
   track.close();
   
   if( ioctl( dsp, SNDCTL_DSP_RESET,0) == -1)
         perror("ioctl(\"SNDCTL_DSP_RESET\")");
   ::close(dsp);
   
   qWarning("VMemo::record() -> playing done recording sound");
   QSound::play(Resource::findSound("vmemoe"));
   qWarning("VMemo::record() -> terminating");
   QMessageBox::information(0, "VMemo", "Recording Done", 1);
 }
diff --git a/core/applets/vmemo/vmemo.h b/core/applets/vmemo/vmemo.h
index d96cd94..824309e 100644
--- a/core/applets/vmemo/vmemo.h
+++ b/core/applets/vmemo/vmemo.h
@@ -1,54 +1,55 @@
 /**************************************************************************************94x78**
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 *********************************************************************************************/
 
 /*
  * $Id$
  */
 
 #ifndef __VMEMO_H__
 #define __VMEMO_H__
 
 #include <qwidget.h>
 #include <qpixmap.h>
 #include <qpe/applnk.h>
 #include <qfile.h>
 #include <qpe/qcopenvelope_qws.h>
 
 class VMemo : public QWidget
 {
   Q_OBJECT
 public:
   VMemo( QWidget *parent, const char *name = NULL);
   ~VMemo();
   QFile track;  
 
 public slots:
   void record();
   void mousePressEvent( QMouseEvent * );
   void mouseReleaseEvent( QMouseEvent * );
   void receive( const QCString &msg, const QByteArray &data );
+  void sayHi();
 
 private:
  void paintEvent( QPaintEvent* );
 
   int openDSP();
   int openWAV(const char *filename);
 
   QPixmap vmemoPixmap;
   QCopChannel *myChannel;
   bool systemZaurus;
   int dsp, wav, rate, speed, channels, format, resolution;
   bool recording;
 };
 
 #endif // __VMEMO_H__