Merge branch 'master' of github.com:trueos/lumina

1 files changed, 275 insertions, 0 deletions

diff --git a/src-qt5/core/libLumina/LInputDevice.cpp b/src-qt5/core/libLumina/LInputDevice.cpp
new file mode 100644
index 00000000..a04dd607
--- /dev/null
+++ b/src-qt5/core/libLumina/LInputDevice.cpp
@@ -0,0 +1,275 @@
+//===========================================
+//  Lumina-DE source code
+//  Copyright (c) 2016, Ken Moore
+//  Available under the 3-clause BSD license
+//  See the LICENSE file for full details
+//===========================================
+#include "LInputDevice.h"
+
+//Qt Library includes
+#include <QString>
+#include <QX11Info>
+#include <QDebug>
+
+//XCB Library includes
+#include <xcb/xcb.h>
+#include <xcb/xcb_atom.h>
+#include <xcb/xinput.h>
+#include <xcb/xproto.h>
+
+#include <LUtils.h>
+
+//===================
+//    LInputDevice Class
+//===================
+// === PUBLIC ===
+LInputDevice::LInputDevice(unsigned int id, unsigned int type){
+  devID = id;
+  devType = type;
+  //ATOM_FLOAT = 0; //init this when needed later
+  //devName = name;
+  getProperties(); //need to populate the name/atom correlations for properties
+  readProperties(); //populate the hash with the current values of the properties
+}
+
+LInputDevice::~LInputDevice(){
+
+}
+
+unsigned int LInputDevice::devNumber(){
+  return devID;
+}
+
+bool LInputDevice::isPointer(){
+  return (devType==XCB_INPUT_DEVICE_USE_IS_X_POINTER \
+	|| devType==XCB_INPUT_DEVICE_USE_IS_X_EXTENSION_POINTER);
+}
+
+bool LInputDevice::isKeyboard(){
+  return (devType==XCB_INPUT_DEVICE_USE_IS_X_KEYBOARD \
+	|| devType==XCB_INPUT_DEVICE_USE_IS_X_EXTENSION_KEYBOARD);
+}
+
+bool LInputDevice::isExtension(){
+  return (devType==XCB_INPUT_DEVICE_USE_IS_X_EXTENSION_DEVICE \
+	|| devType==XCB_INPUT_DEVICE_USE_IS_X_EXTENSION_KEYBOARD \
+	|| devType==XCB_INPUT_DEVICE_USE_IS_X_EXTENSION_POINTER);
+}
+
+// Property Management
+QList<int> LInputDevice::listProperties(){
+  return devProps.keys();
+}
+
+QString LInputDevice::propertyName(int prop){
+  if(devProps.contains(prop)){ return devProps[prop].name; }
+  else{ return ""; }
+}
+
+QVariant LInputDevice::getPropertyValue(int prop){
+  if(devProps.contains(prop)){ return devProps[prop].value; }
+  else{ return QVariant(); }
+}
+
+bool LInputDevice::setPropertyValue(int prop, QVariant value){
+  if(!devProps.contains(prop)){ return false; }
+  //Need the float atom for some properties - make sure we have that first
+  /*if(ATOM_FLOAT==0){
+    xcb_intern_atom_reply_t *ar = xcb_intern_atom_reply(QX11Info::connection(), \
+			xcb_intern_atom(QX11Info::connection(), 0, 1, "FLOAT"), NULL);
+    if(ar!=0){
+      ATOM_FLOAT = ar->atom;
+      free(ar);
+    }
+  }*/
+  //Now setup the argument
+  bool ok = false;
+  QStringList args;
+   args << "--set-prop";
+   args << QString::number(devID);
+   args << QString::number(prop); //prop ID
+   args << variantToString(value);
+  ok = (0 == LUtils::runCmd("xinput", args) );
+  if(ok){ 
+    //Need to update the value in the hash as well
+    propData dat = devProps[prop];
+      dat.value = value;
+    devProps.insert(prop, dat);
+  }
+  return ok;
+}
+
+// === PRIVATE ===
+void LInputDevice::getProperties(){
+  devProps.clear();
+  xcb_input_list_device_properties_cookie_t cookie = xcb_input_list_device_properties_unchecked(QX11Info::connection(), devID);
+  xcb_input_list_device_properties_reply_t *reply = xcb_input_list_device_properties_reply(QX11Info::connection(), cookie, NULL);
+  //Get the atoms
+  xcb_atom_t *atoms = xcb_input_list_device_properties_atoms(reply);
+  //qDebug() << "Property Response Type:" << reply->response_type; //Always seems to be "1"
+  QList<xcb_get_atom_name_cookie_t> cookies;
+  for(int i=0; i<reply->num_atoms; i++){  cookies <<  xcb_get_atom_name(QX11Info::connection(), atoms[i]);  }
+  for(int i=0; i<reply->num_atoms; i++){
+    xcb_get_atom_name_reply_t *nr = xcb_get_atom_name_reply(QX11Info::connection(), cookies[i], NULL);
+    propData DATA;
+      DATA.name = QString::fromUtf8( xcb_get_atom_name_name(nr), xcb_get_atom_name_name_length(nr) );
+      DATA.atom = atoms[i];
+      DATA.id = (int)(atoms[i]);
+    devProps.insert(DATA.id,DATA);
+    ::free(nr);
+  }
+  //Done with data structure
+  ::free(reply);
+}
+
+void LInputDevice::readProperties(){
+  QList<int> props = devProps.keys();
+  //XINPUT UTILITY USAGE (alternative to XCB which actually works right now)
+  QStringList info = LUtils::getCmdOutput("xinput list-props "+QString::number(devID));
+  for(int i=0; i<props.length(); i++){
+    propData PROP = devProps[props[i]];
+    QStringList filter = info.filter(" ("+QString::number(PROP.id)+"):");
+    if(filter.length()==1){
+      QString val = filter.first().section("):",1,-1).simplified();
+      //Now figure out what type of value this is and save it into the QVariant
+      QVariant variant;
+      if(val.split(", ").length()>1){
+        //some kind of array
+        QList<QVariant> list;
+        QStringList valList = val.split(", ");
+        for(int j=0; j<valList.length(); j++){ list << valueToVariant(valList[j]); }
+        variant = QVariant(list);
+      }else{
+	variant = valueToVariant(val);
+      }
+      PROP.value = variant;
+    }
+    devProps.insert(props[i], PROP);
+  }
+
+//XCB Code (non-functional - issue with library itself? 12/6/16 - Ken Moore)
+  /*QVariant result;
+  if(!devProps.contains(prop)){qDebug() << "Invalid Property"; return result; }
+  //Now generate the property request
+  xcb_input_get_device_property_cookie_t cookie = xcb_input_get_device_property_unchecked( QX11Info::connection(), devProps.value(prop).atom, \
+		XCB_ATOM_ATOM, 0, 1000, devID, 0);
+  xcb_input_get_device_property_reply_t *reply = xcb_input_get_device_property_reply(QX11Info::connection(), cookie, NULL);
+  if(reply==0){ qDebug() << "Could not get reply!"; return result; }
+  //Now read off the value of the property
+  if(ATOM_FLOAT==0){
+    xcb_intern_atom_reply_t *ar = xcb_intern_atom_reply(QX11Info::connection(), \
+			xcb_intern_atom(QX11Info::connection(), 0, 1, "FLOAT"), NULL);
+    if(ar!=0){
+      ATOM_FLOAT = ar->atom;
+      free(ar);
+    }
+  }
+  //Turn the reply into the proper items array (depends on format of the return data)
+  xcb_input_get_device_property_items_t items;
+  qDebug() <<QByteArray::fromRawData( (char*)(xcb_input_get_device_property_items(reply) ) , reply->num_items);
+  void *buffer = xcb_input_get_device_property_items(reply);
+  xcb_input_get_device_property_items_serialize( &buffer, reply->num_items, reply->format, &items);
+
+  //if(reply->num_items > 0){
+  //qDebug() << "Format:" << reply->format << "Length:" << length;
+  //qDebug() << "Response Type:" << reply->response_type << "Pads:" << reply->pad0 << reply->pad1;
+    switch(reply->type){
+	case XCB_ATOM_INTEGER:
+	  //qDebug() << "Got Integer";
+
+	  break;
+	case XCB_ATOM_CARDINAL:
+	  //qDebug() << "Got Cardinal";
+
+	  break;
+	case XCB_ATOM_STRING:
+	  qDebug() << "Got String:";
+	  if(reply->format==8){
+	    result.setValue( QByteArray::fromRawData( (char*) xcb_input_get_device_property_items_data_8(&items), sizeof(xcb_input_get_device_property_items_data_8(&items))/sizeof(char)) );
+	  }
+	  break;
+	case XCB_ATOM_ATOM:
+	  //qDebug() << "Got Atom";
+
+	  break;
+	default:
+	    qDebug() << "Other Type:" << reply->type;
+    }
+  //}
+  free(reply); //done with this structure
+  return result;*/
+}
+
+QVariant LInputDevice::valueToVariant(QString value){
+  //Read through the string and see what type of value it is
+  if(value.count("\"")==2){
+    //String value or atom
+    if(value.endsWith(")")){
+      //ATOM (name string +(atomID))
+      return QVariant(value); //don't strip off the atom number -- keep that within the parenthesis
+    }else{
+      //String
+      value = value.section("\"",1,-2); //everything between the quotes
+      return QVariant(value);
+    }
+  }else if(value.contains(".")){
+    //float/double number
+    return QVariant( value.toDouble() );
+  }else{
+    //integer or boolian (no way to tell right now - assume all int)
+    bool ok = false;
+    int intval = value.toInt(&ok);
+    if(ok){ return QVariant(intval); }
+  }
+  return QVariant();
+}
+
+QString LInputDevice::variantToString(QVariant value){
+  if( value.canConvert< QList<QVariant> >() ){
+    //List of variants
+    QStringList out;
+    QList<QVariant> list = value.toList();
+    for(int i=0; i<list.length(); i++){ out << variantToString(list[i]); }
+    return out.join(", ");
+  }else{
+    //Single value
+    if(value.canConvert<double>() ){
+      return QString::number(value.toDouble());
+    }else if(value.canConvert<int>() ){
+     return QString::number(value.toInt());
+    }else if( value.canConvert<QString>() ){
+      //See if this is an atom first
+      QString val = value.toString();
+      if(val.contains("(")){ val = val.section("(",1,-1).section(")",0,0); }
+      return val;
+    }
+  }
+  return ""; //nothing to return
+}
+
+//======================
+//  LInput Static Functions
+//======================
+QList<LInputDevice*> LInput::listDevices(){
+  QList<LInputDevice*> devices;
+  xcb_input_list_input_devices_cookie_t cookie = xcb_input_list_input_devices_unchecked(QX11Info::connection());
+  xcb_input_list_input_devices_reply_t *reply = xcb_input_list_input_devices_reply(QX11Info::connection(), cookie, NULL);
+  if(reply==0){ return devices; } //error - nothing returned
+  //Use the iterator for going through the reply
+  //qDebug() << "Create iterator";
+  xcb_input_device_info_iterator_t iter = xcb_input_list_input_devices_devices_iterator(reply);
+  //xcb_str_iterator_t nameiter = xcb_input_list_input_devices_names_iterator(reply);
+
+  //Now step through the reply
+  while(iter.data != 0 ){
+    devices << new LInputDevice(iter.data->device_id, iter.data->device_use);
+    //qDebug() << "Found Input Device:" << iter.data->device_id;
+    //qDebug() << "  - num_class_info:" << iter.data->num_class_info;
+    if(iter.rem>0){ xcb_input_device_info_next(&iter); }
+    else{ break; }
+  }
+  //Free the reply (done with it)
+  ::free(reply);
+  //return the information
+  return devices;
+}