Move the unfinished utilities in Lumina over to an "experimental" directory.

1 files changed, 570 insertions, 0 deletions

diff --git a/src-qt5/experimental/lumina-terminal/TerminalWidget.cpp b/src-qt5/experimental/lumina-terminal/TerminalWidget.cpp
new file mode 100644
index 00000000..7601ae9f
--- /dev/null
+++ b/src-qt5/experimental/lumina-terminal/TerminalWidget.cpp
@@ -0,0 +1,570 @@
+//===========================================
+//  Lumina-DE source code
+//  Copyright (c) 2015, Ken Moore
+//  Available under the 3-clause BSD license
+//  See the LICENSE file for full details
+//===========================================
+#include "TerminalWidget.h"
+
+#include <QProcessEnvironment>
+#include <QDebug>
+#include <QApplication>
+#include <QScrollBar>
+#include <QTextBlock>
+
+#include <LuminaXDG.h>
+
+#define DEBUG 0
+
+//Special control code ending symbols (aside from letters)
+
+TerminalWidget::TerminalWidget(QWidget *parent, QString dir) : QTextEdit(parent){
+  //Setup the text widget
+  closing = false;
+  QPalette P = this->palette();
+    P.setColor(QPalette::Base, Qt::black);
+    P.setColor(QPalette::Text, Qt::white);
+  this->setPalette(P);
+  this->setLineWrapMode(QTextEdit::WidgetWidth);
+  this->setAcceptRichText(false);
+  this->setOverwriteMode(true);
+  this->setFocusPolicy(Qt::StrongFocus);
+  this->setTabStopWidth( 8 * this->fontMetrics().width(" ") ); //8 character spaces per tab (UNIX standard)
+  this->setTabChangesFocus(false);
+  //this->setWordWrapMode(QTextOption::NoWrap);
+  this->setContextMenuPolicy(Qt::CustomContextMenu);
+  resizeTimer = new QTimer(this);
+    resizeTimer->setInterval(20);
+    resizeTimer->setSingleShot(true);
+    connect(resizeTimer, SIGNAL(timeout()), this, SLOT(updateTermSize()) );
+  DEFFMT = this->textCursor().charFormat(); //save the default structure for later
+  DEFFMT.setForeground(Qt::white);
+  CFMT = DEFFMT; //current format
+  selCursor = this->textCursor(); //used for keeping track of selections
+  lastCursor = this->textCursor();
+  startrow = endrow = -1;
+  altkeypad = false;
+  QFontDatabase FDB;
+  QStringList fonts = FDB.families(QFontDatabase::Latin);
+  for(int i=0; i<fonts.length(); i++){
+    if(FDB.isFixedPitch(fonts[i]) && FDB.isSmoothlyScalable(fonts[i]) ){ this->setFont(QFont(fonts[i])); qDebug() << "Using Font:" << fonts[i]; break; }
+    //if(FDB.isSmoothlyScalable(fonts[i]) ){ this->setFont(QFont(fonts[i])); qDebug() << "Using Font:" << fonts[i]; break; }
+  }
+  //Create/open the TTY port
+  PROC = new TTYProcess(this);
+  //qDebug() << "Open new TTY";
+  //int fd;
+  bool ok = PROC->startTTY( QProcessEnvironment::systemEnvironment().value("SHELL","/bin/sh"), QStringList(), dir);
+  //qDebug() << " - opened:" << ok;
+  this->setEnabled(false);
+  contextMenu = new QMenu(this);
+    copyA = contextMenu->addAction(LXDG::findIcon("edit-copy"), tr("Copy Selection"), this, SLOT(copySelection()) );
+    pasteA = contextMenu->addAction(LXDG::findIcon("edit-paste"), tr("Paste"), this, SLOT(pasteSelection()) );
+  //Connect the signals/slots
+  connect(PROC, SIGNAL(readyRead()), this, SLOT(UpdateText()) );
+  connect(PROC, SIGNAL(processClosed()), this, SLOT(ShellClosed()) );
+  
+}
+
+TerminalWidget::~TerminalWidget(){
+  aboutToClose();
+}
+
+void TerminalWidget::setTerminalFont(QFont font){
+  
+  this->setFont(font);
+}
+
+void TerminalWidget::aboutToClose(){
+  closing = true;
+  if(PROC->isOpen()){ PROC->closeTTY(); } //TTY PORT
+  
+}
+
+// ==================
+//          PRIVATE
+// ==================
+void TerminalWidget::InsertText(QString txt){
+  if(txt.isEmpty()){ return; }
+  //qDebug() << "Insert Text:" << txt << "Cursor Pos:" << this->textCursor().position() << "Column:" << this->textCursor().columnNumber();
+ QTextCursor cur = this->textCursor();
+    cur.setCharFormat(CFMT);
+  this->setTextCursor(cur); //ensure the current cursor has the proper format
+  this->insertPlainText(txt);
+  /*cur.setPosition( this->textCursor().position(), QTextCursor::KeepAnchor);
+  //cur.setCharFormat(CFMT);
+  //Now make sure the new characters are the right color
+  QList<QTextEdit::ExtraSelection> sels = this->extraSelections();	
+  QTextEdit::ExtraSelection sel;
+  sel.format = CFMT;
+  sel.cursor = cur;
+  sels << sel;
+  this->setExtraSelections(sels);*/
+  if(DEBUG){
+    qDebug() << "Insert Text:"<< txt << "Font Color:" << CFMT.foreground() << "Background Color:" << CFMT.background() << "Font Weight:" << CFMT.fontWeight();
+  }
+}
+
+void TerminalWidget::applyData(QByteArray data){
+  this->setEnabled(true);
+  if(DEBUG){ qDebug() << "Got Data: " << data; }
+  //Make sure the current cursor is the right cursor
+  if(this->textCursor()==selCursor){ this->setTextCursor(lastCursor); }
+  //Iterate through the data and apply it when possible
+  QByteArray chars;
+  //qDebug() << "Data:" << data;
+  for(int i=0; i<data.size(); i++){
+    if( data.at(i)=='\b' ){
+      //Backspace
+      if(!chars.isEmpty()){ chars.chop(1); }
+      else{ 
+        QTextCursor cur = this->textCursor();
+	  cur.movePosition(QTextCursor::Left, QTextCursor::KeepAnchor, 1);
+	  cur.removeSelectedText();
+        this->setTextCursor(cur);
+      }
+
+    //}else if( data.at(i)=='\t' ){
+       //chars.append("  ");
+    }else if( data.at(i)=='\x1B' ){
+      //Flush current text buffer to widget
+      if(!chars.isEmpty()){ InsertText(chars); chars.clear(); }
+      //ANSI Control Code start
+      //Look for the end of the code
+      int end = -1;
+      for(int j=1; j<(data.size()-i) && end<0; j++){
+        if(QChar(data.at(i+j)).isLetter() || (QChar(data.at(i+j)).isSymbol() && data.at(i+j)!=';') ){ end = j; }
+	else if(data.at(i+j)=='\x1B'){ end = j-1; } //start of the next control code
+      }
+      if(end<0){ return; } //skip everything else - no end to code found
+      applyANSI(data.mid(i+1, end));
+      //qDebug() << "Code:" << data.mid(i+1, end) << "Next Char:" << data[i+end+2];
+      i+=end; //move the final loop along - already handled these bytes
+      
+    }else if( data.at(i) == '\r' ){
+	//Move cursor to end of line
+      //qDebug() << "Got a return char";
+      QTextCursor cur = this->textCursor();
+	cur.movePosition(QTextCursor::EndOfLine, QTextCursor::MoveAnchor, 1);
+	cur.removeSelectedText();
+      this->setTextCursor(cur);
+    }else{
+      chars.append(data.at(i)); //Add the character to the buffer
+    }
+  } //end loop over data
+  if(!chars.isEmpty()){ InsertText(chars); }
+}
+
+void TerminalWidget::applyANSI(QByteArray code){
+  //Note: the first byte is often the "[" character
+  //qDebug() << "Handle ANSI:" << code;
+  if(code.length()==1){
+    //KEYPAD MODES
+    if(code.at(0)=='='){ altkeypad = true; }
+    else if(code.at(0)=='>'){ altkeypad = false; }
+    else{
+      qDebug() << "Unhandled ANSI Code:" << code;
+    }
+
+  }else if(code.startsWith("[") && code.contains("@")){
+    code = code.remove(0, code.indexOf("@")+1);
+    InsertText(code); //insert character (cursor position already accounted for with other systems)
+  }else if(code.startsWith("[")){
+    // VT100 ESCAPE CODES
+  //CURSOR MOVEMENT
+  if( code.endsWith("A") ){ //Move Up
+    int num = 1;
+    if(code.size()>2){ num = code.mid(1, code.size()-2).toInt(); } //everything in the middle
+    QTextCursor cur = this->textCursor();
+    cur.movePosition(QTextCursor::Up, QTextCursor::MoveAnchor, num);
+    this->setTextCursor(cur);
+  }else if(code.endsWith("B")){ //Move Down
+    int num = 1;
+    if(code.size()>2){ num = code.mid(1, code.size()-2).toInt(); } //everything in the middle
+        QTextCursor cur = this->textCursor();
+    cur.movePosition(QTextCursor::Down, QTextCursor::MoveAnchor, num);
+    this->setTextCursor(cur);
+  }else if(code.endsWith("C")){ //Move Forward
+    int num = 1;
+    if(code.size()>2){ num = code.mid(1, code.size()-2).toInt(); } //everything in the middle
+    QTextCursor cur = this->textCursor();
+    cur.movePosition(QTextCursor::Right, QTextCursor::MoveAnchor, num);
+    this->setTextCursor(cur);
+  }else if(code.endsWith("D")){ //Move Back
+    int num = 1;
+    if(code.size()>2){ num = code.mid(1, code.size()-2).toInt(); } //everything in the middle
+    QTextCursor cur = this->textCursor();
+    cur.movePosition(QTextCursor::Left, QTextCursor::MoveAnchor, num);
+    this->setTextCursor(cur);
+  }else if(code.endsWith("E")){ //Move Next/down Lines (go toward end)
+    int num = 1;
+    if(code.size()>2){ num = code.mid(1, code.size()-2).toInt(); } //everything in the middle
+    QTextCursor cur = this->textCursor();
+    cur.movePosition(QTextCursor::NextRow, QTextCursor::MoveAnchor, num);
+    this->setTextCursor(cur);
+  }else if(code.endsWith("F")){ //Move Previous/up Lines (go to beginning)
+    int num = 1;
+    if(code.size()>2){ num = code.mid(1, code.size()-2).toInt(); } //everything in the middle
+    QTextCursor cur = this->textCursor();
+    cur.movePosition(QTextCursor::PreviousRow, QTextCursor::MoveAnchor, num);
+    this->setTextCursor(cur);
+  }else if(code.endsWith("G")){ //Move to specific column
+    int num = 1;
+    if(code.size()>2){ num = code.mid(1, code.size()-2).toInt(); } //everything in the middle
+    QTextCursor cur = this->textCursor();
+    cur.setPosition(num);
+    this->setTextCursor(cur);
+  }else if(code.endsWith("H") || code.endsWith("f") ){ //Move to specific position (row/column)
+    int mid = code.indexOf(";");
+    if(mid>1){
+      int numR, numC; numR = numC = 1;
+      if(mid >=2){ numR = code.mid(1,mid-1).toInt(); }
+      if(mid < code.size()-1){ numC = code.mid(mid+1,code.size()-mid-2).toInt(); }
+      
+      if(startrow>=0 && endrow>=0){
+	if(numR == startrow){ numR = 0;}
+	else if(numR==endrow){ numR = this->document()->lineCount()-1; }
+      }
+      qDebug() << "Set Text Position (absolute):" << "Code:" << code << "Row:" << numR << "Col:" << numC;
+      //qDebug() << " - Current Pos:" << this->textCursor().position() << "Line Count:" << this->document()->lineCount();
+      //if(!this->textCursor().movePosition(QTextCursor::Start, QTextCursor::MoveAnchor,1) ){ qDebug() << "Could not go to start"; }
+      QTextCursor cur(this->textCursor());
+      cur.setPosition(QTextCursor::Start, QTextCursor::MoveAnchor); //go to start of document
+       //qDebug() << " - Pos After Start Move:" << cur.position();
+      if( !cur.movePosition(QTextCursor::Down, QTextCursor::MoveAnchor, numR) ){ qDebug() << "Could not go to row:" << numR; }
+       //qDebug() << " - Pos After Down Move:" << cur.position();
+      if( !cur.movePosition(QTextCursor::Right, QTextCursor::MoveAnchor, numC) ){ qDebug() << "Could not go to col:" << numC; }
+      /*this->textCursor().setPosition( this->document()->findBlockByLineNumber(numR).position() );
+      qDebug() << " - Pos After Row Move:" << this->textCursor().position();
+      if( !this->textCursor().movePosition(QTextCursor::Right, QTextCursor::MoveAnchor, numC) ){ qDebug() << "Could not go to col:" << numC; }*/
+      //qDebug() << " - Ending Pos:" << cur.position();
+      this->setTextCursor(cur);
+    }else{
+      //Go to home position
+      this->moveCursor(QTextCursor::Start);
+    }
+
+   // CURSOR MANAGEMENT
+  }else if(code.endsWith("r")){ //Tag top/bottom lines as perticular numbers
+    int mid = code.indexOf(";");
+    qDebug() << "New Row Codes:" << code << "midpoint:" << mid;
+    if(mid>1){
+      if(mid >=2){ startrow = code.mid(1,mid-1).toInt(); }
+      if(mid < code.size()-1){ endrow = code.mid(mid+1,code.size()-mid-2).toInt(); }
+    }
+    qDebug() << "New Row Codes:" << startrow << endrow;
+   // DISPLAY CLEAR CODES
+  }else if(code.endsWith("J")){ //ED - Erase Display
+    int num = 0;
+    if(code.size()>2){ num = code.mid(1, code.size()-2).toInt(); } //everything in the middle
+    //qDebug() << "Erase Display:" << num;
+    if(num==1){
+      //Clear from cursor to beginning of screen
+      QTextCursor cur = this->textCursor();
+	cur.movePosition(QTextCursor::Start, QTextCursor::KeepAnchor, 1);
+	cur.removeSelectedText();
+      this->setTextCursor(cur);
+    }else if(num==2){
+      //Clear the whole screen
+      qDebug() << "Clear Screen:" << this->document()->lineCount();
+      this->clear();
+    }else{
+      //Clear from cursor to end of screen
+      QTextCursor cur = this->textCursor();
+	cur.movePosition(QTextCursor::End, QTextCursor::KeepAnchor, 1);
+	cur.removeSelectedText();
+      this->setTextCursor(cur);
+    }	    
+  }else if(code.endsWith("K")){ //EL - Erase in Line
+    int num = 0;
+    if(code.size()>2){ num = code.mid(1, code.size()-2).toInt(); } //everything in the middle
+    //qDebug() << "Erase Number" << num;
+    //Now determine what should be cleared based on code
+    if(num==1){
+      //Clear from current cursor to beginning of line
+      QTextCursor cur = this->textCursor();
+	cur.movePosition(QTextCursor::StartOfLine, QTextCursor::KeepAnchor, 1);
+	cur.removeSelectedText();
+      this->setTextCursor(cur);
+    }else if(num==2){
+      //Clear the entire line
+      QTextCursor cur = this->textCursor();
+	cur.movePosition(QTextCursor::StartOfLine, QTextCursor::MoveAnchor, 1);
+	cur.movePosition(QTextCursor::EndOfLine, QTextCursor::KeepAnchor, 1);
+      cur.removeSelectedText();
+      this->setTextCursor(cur);
+    }else{
+      //Clear from current cursor to end of line
+      QTextCursor cur = this->textCursor();
+	cur.movePosition(QTextCursor::EndOfLine, QTextCursor::KeepAnchor, 1);
+	cur.removeSelectedText();
+      this->setTextCursor(cur);
+    }
+  }else if(code.endsWith("g")){
+    //Tab Clear codes (0 or 3 only)
+    int num = 0;
+    if(code.size()>2){ num = code.mid(1, code.size()-2).toInt(); } //everything in the middle
+    if(num==0){ //clear current column (delete key analogue)
+      QTextCursor cur = this->textCursor();
+	cur.movePosition(QTextCursor::Right, QTextCursor::KeepAnchor, 1);
+	cur.removeSelectedText();
+      this->setTextCursor(cur);
+    }else if(num==3){ //clear all
+      this->clear();
+    }
+   //SCROLL MOVEMENT CODES 
+  //}else if(code.endsWith("S")){ // SU - Scroll Up
+    //qDebug() << "Scroll Up:" << code;
+  //}else if(code.endsWith("T")){ // SD - Scroll Down
+    //qDebug() << "Scroll Down:" << code;
+	  
+  // GRAPHICS RENDERING
+  }else if(code.endsWith("m")){
+    //Format: "[<number>;<number>m" (no limit to sections separated by ";")
+    //qDebug() << "Got Graphics Code:" << code;
+    code.chop(1); //chop the "m" off the end
+    int start = 1;
+    int end = code.indexOf(";");
+    while(end>start){
+      //qDebug() << "Color Code:" << code << start << end << code.mid(start, end-start);
+      applyANSIColor(code.mid(start, end-start).toInt());
+      //Now update the iterators and try again
+      start = end;
+      end = code.indexOf(";",start); //go to the next one
+      //qDebug() << "Next end:" << end;
+    }
+    //Need the last section as well
+    end = code.size();
+    if(start>1){ start ++; }
+    //qDebug() << "Color Code:" << code << start << end << code.mid(start, end-start);
+    if(end>start){ applyANSIColor(code.mid(start, end-start).toInt());}
+    else{ applyANSIColor(0); }
+    
+    
+  // GRAPHICS MODES
+  //}else if(code.endsWith("h")){
+	  
+  //}else if(code.endsWith("l")){
+	  
+  }else{
+    qDebug() << "Unhandled Control Code:" << code;
+  }
+  
+  } //End VT100 control codes
+  else{
+    qDebug() << "Unhandled Control Code:" << code;
+  }
+}
+
+void TerminalWidget::applyANSIColor(int code){
+  //qDebug() << "Apply Color code:" << code;
+  if(code <=0){ CFMT = DEFFMT; } //Reset back to default
+  else if(code==1){  CFMT.setFontWeight(75); } //BOLD font
+  else if(code==2){ CFMT.setFontWeight(25); } //Faint font (smaller than normal by a bit)
+  else if(code==3){ CFMT.setFontWeight(75); } //Italic font
+  else if(code==4){ CFMT.setFontUnderline(true); } //Underline
+  //5-6: Blink text (unsupported)
+  //7: Reverse foreground/background (unsupported)
+  //8: Conceal (unsupported)
+  else if(code==9){ CFMT.setFontStrikeOut(true); } //Crossed out
+  //10-19: Change font family (unsupported)
+  //20: Fraktur Font (unsupported)
+  //21: Bold:off or Underline:Double (unsupported)
+  else if(code==22){ CFMT.setFontWeight(50); } //Normal weight
+  //23: Reset font (unsupported)
+  else if(code==24){ CFMT.setFontUnderline(false); } //disable underline
+  //25: Disable blinking (unsupported)
+  //26: Reserved
+  //27: Reset reversal (7) (unsupported)
+  //28: Reveal (cancel 8) (unsupported)
+  else if(code==29){ CFMT.setFontStrikeOut(false); } //Not Crossed out
+  else if(code>=30 && code<=39){
+    //Set the font color
+   QColor color;
+    if(code==30){color=QColor(Qt::black); }
+    else if(code==31){ color=QColor(Qt::red); }
+    else if(code==32){ color=QColor(Qt::green); }
+    else if(code==33){ color=QColor(Qt::yellow); }
+    else if(code==34){ color=QColor(Qt::blue); }
+    else if(code==35){ color=QColor(Qt::magenta); }
+    else if(code==36){ color=QColor(Qt::cyan); }
+    else if(code==37){ color=QColor(Qt::white); }
+    //48: Special extended color setting (unsupported)
+    else if(code==39){ color= DEFFMT.foreground().color(); } //reset to default color
+    QBrush brush = CFMT.foreground();
+    color.setAlpha(255); //fully opaque
+    brush.setColor(color);
+    CFMT.setForeground( brush );
+    //this->setTextColor(color); //just in case the format is not used
+  }
+  else if(code>=40 && code<=49){
+    //Set the font color
+   QColor color;
+    if(code==40){color=QColor(Qt::black); }
+    else if(code==41){ color=QColor(Qt::red); }
+    else if(code==42){ color=QColor(Qt::green); }
+    else if(code==43){ color=QColor(Qt::yellow); }
+    else if(code==44){ color=QColor(Qt::blue); }
+    else if(code==45){ color=QColor(Qt::magenta); }
+    else if(code==46){ color=QColor(Qt::cyan); }
+    else if(code==47){ color=QColor(Qt::white); }
+    //48: Special extended color setting (unsupported)
+    else if(code==49){ color= DEFFMT.background().color(); } //reset to default color
+    QBrush brush = CFMT.background();
+    color.setAlpha(255); //fully opaque
+    brush.setColor(color);
+    CFMT.setBackground( brush );
+  }
+  //50: Reserved
+  //51: Framed
+  //52: Encircled
+  else if(code==53){ CFMT.setFontOverline(true); } //enable overline
+  //54: Not framed/circled (51/52)
+  else if(code==55){ CFMT.setFontOverline(false); } //disable overline
+  //56-59: Reserved
+  //60+: Not generally supported (special code for particular terminals such as aixterm)
+  else{ qDebug() << "Unknown Color Code:" << code; }
+}
+
+//Outgoing Data parsing
+void TerminalWidget::sendKeyPress(int key){
+  QByteArray ba;
+  //if(this->textCursor()==selCursor){ this->setTextCursor(lastCursor); }
+  //int fromEnd = this->document()->characterCount() - this->textCursor().position();
+  //Check for special keys
+  switch(key){
+    case Qt::Key_Delete:
+	ba.append("\e[3~");
+        break;
+    case Qt::Key_Backspace:
+	ba.append("\x08");    
+        break;
+    case Qt::Key_Left:
+	if(altkeypad){ ba.append("^[D"); }
+	else{ ba.append("\x1b[D"); }
+        break;
+    case Qt::Key_Right:
+	if(altkeypad){ ba.append("^[C"); }
+	else{ ba.append("\x1b[C"); }
+        break;
+    case Qt::Key_Up:
+        if(altkeypad){ ba.append("^[A"); }
+	else{ ba.append("\x1b[A"); }
+        break;
+    case Qt::Key_Down:
+        if(altkeypad){ ba.append("^[B"); }
+	else{ ba.append("\x1b[B"); }
+        break;
+    case Qt::Key_Home:
+        ba.append("\x1b[H");
+        break;	    
+    case Qt::Key_End:
+	ba.append("\x1b[F");
+        break;	    
+  }
+   //qDebug() << "Forward Input:" << ba;
+  if(!ba.isEmpty()){ PROC->writeTTY(ba); }
+}
+
+// ==================
+//    PRIVATE SLOTS
+// ==================
+void TerminalWidget::UpdateText(){
+  //read the data from the process
+  //qDebug() << "UpdateText";
+  if(!PROC->isOpen()){ return; }
+  applyData(PROC->readTTY());
+  //adjust the scrollbar as needed
+  this->ensureCursorVisible();
+}
+
+void TerminalWidget::ShellClosed(){
+  if(!closing){
+    emit ProcessClosed(this->whatsThis());
+  }
+}
+
+void TerminalWidget::copySelection(){
+  QApplication::clipboard()->setText( selCursor.selectedText() );
+}
+
+void TerminalWidget::pasteSelection(){
+  QString text = QApplication::clipboard()->text();
+  if(!text.isEmpty()){ 
+    QByteArray ba; ba.append(text); //avoid any byte conversions
+    PROC->writeTTY(ba); 
+  }
+}
+
+void TerminalWidget::updateTermSize(){
+ if(!PROC->isOpen()){ return; }
+  QSize pix = this->size(); //pixels
+  QSize chars; 
+    chars.setWidth( pix.width()/this->fontMetrics().width("W") );
+    chars.setHeight( pix.height()/this->fontMetrics().lineSpacing() );
+  
+  PROC->setTerminalSize(chars,pix);
+}
+
+// ==================
+//       PROTECTED
+// ==================
+void TerminalWidget::keyPressEvent(QKeyEvent *ev){
+	
+  if(ev->text().isEmpty() || ev->text()=="\b" ){
+    sendKeyPress(ev->key());
+  }else{
+    QByteArray ba; ba.append(ev->text()); //avoid any byte conversions
+    //qDebug() << "Forward Input:" << ba;
+    PROC->writeTTY(ba);
+  }
+  
+  ev->ignore();
+}
+
+void TerminalWidget::mousePressEvent(QMouseEvent *ev){
+  this->setFocus();
+  this->activateWindow();
+  if(ev->button()==Qt::RightButton){
+    QTextEdit::mousePressEvent(ev);	  
+  }else if(ev->button()==Qt::MiddleButton){
+    pasteSelection();
+  }else if(ev->button()==Qt::LeftButton){
+    if(this->textCursor()!=selCursor){ lastCursor = this->textCursor(); }
+    selCursor = this->cursorForPosition(ev->pos());
+  }
+  Q_UNUSED(ev);
+}
+
+void TerminalWidget::mouseMoveEvent(QMouseEvent *ev){
+  //qDebug() << "MouseMove Event" << ev->button() << ev->buttons() << Qt::LeftButton;
+  if(ev->buttons().testFlag(Qt::LeftButton) ){
+    selCursor.setPosition(this->cursorForPosition(ev->pos()).position(), QTextCursor::KeepAnchor);
+    if(selCursor.hasSelection()){ this->setTextCursor(selCursor); }
+    //qDebug() << "Mouse Movement:" << selCursor.hasSelection();
+  }else{
+    QTextEdit::mouseMoveEvent(ev);
+  }
+}
+
+void TerminalWidget::mouseReleaseEvent(QMouseEvent *ev){
+  if(ev->button()==Qt::LeftButton){
+    selCursor.setPosition(this->cursorForPosition(ev->pos()).position(), QTextCursor::KeepAnchor);
+    if(selCursor.hasSelection()){ this->setTextCursor(selCursor); }
+    else{ this->setTextCursor(lastCursor); }
+  }else if(ev->button()==Qt::RightButton){
+    copyA->setEnabled( selCursor.hasSelection() );
+    pasteA->setEnabled( !QApplication::clipboard()->text().isEmpty() );
+    contextMenu->popup( this->mapToGlobal(ev->pos()) );	  
+  }
+  Q_UNUSED(ev);
+}
+
+void TerminalWidget::mouseDoubleClickEvent(QMouseEvent *ev){
+  Q_UNUSED(ev);	
+}
+
+void TerminalWidget::resizeEvent(QResizeEvent *ev){
+  resizeTimer->start();
+  QTextEdit::resizeEvent(ev);
+}