Add my work-in-progress for a lumina-terminal application. This is *not* ready to be distributed yet, only the basic application wrapper is functional (no terminal functionality yet).

1 files changed, 83 insertions, 0 deletions

diff --git a/desktop-utilities/lumina-terminal/TerminalWidget.cpp b/desktop-utilities/lumina-terminal/TerminalWidget.cpp
new file mode 100644
index 00000000..4cfd3849
--- /dev/null
+++ b/desktop-utilities/lumina-terminal/TerminalWidget.cpp
@@ -0,0 +1,83 @@
+//===========================================
+//  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>
+
+TerminalWidget::TerminalWidget(QWidget *parent, QString dir) : QTextEdit(parent){
+  //Setup the text widget
+  this->setLineWrapMode(QTextEdit::WidgetWidth);
+  this->setReadOnly(true); //the key event catch will do the process/widget forwarding
+  this->setPlainText("WARNING: This utility is still incomplete and does not function properly yet");
+  //Create/launch the process
+  PROC = new QProcess(this);
+    PROC->setProcessEnvironment(QProcessEnvironment::systemEnvironment());
+    PROC->setWorkingDirectory(dir);
+    PROC->setProcessChannelMode(QProcess::MergedChannels);
+  //Connect the signals/slots
+  connect(PROC, SIGNAL(readyReadStandardOutput()), this, SLOT(UpdateText()) );
+  connect(PROC, SIGNAL(finished(int,QProcess::ExitStatus)), this, SLOT(ShellClosed()) );
+  //Now start the shell
+  PROC->start( PROC->processEnvironment().value("SHELL","/bin/sh"), QIODevice::ReadWrite);
+  
+}
+
+TerminalWidget::~TerminalWidget(){
+	
+}
+
+void TerminalWidget::aboutToClose(){
+  if(PROC->state()!=QProcess::NotRunning){ PROC->close(); }
+  if(PROC->state()!=QProcess::NotRunning){ PROC->kill(); }
+  if(PROC->state()!=QProcess::NotRunning){ PROC->terminate(); }
+}
+
+// ==================
+//    PRIVATE SLOTS
+// ==================
+void TerminalWidget::UpdateText(){
+  while(PROC->canReadLine()){
+    QString line = PROC->readLine();
+    this->insertPlainText( line );
+  }
+}
+
+void TerminalWidget::ShellClosed(){
+  emit ProcessClosed(this->whatsThis());
+}
+
+// ==================
+//       PROTECTED
+// ==================
+void TerminalWidget::keyPressEvent(QKeyEvent *ev){
+  //The way this works is by printing the keys directly to the text edit widget
+  //  While also keeping an internal "buffer" of the input string so it can all be written to the process at the same time
+  
+  QString key = ev->text();
+    //Check for special key combinations first
+    switch(ev->key()){
+	case Qt::Key_Enter:
+	case Qt::Key_Return:
+	  //send the current input buffer to the process
+	  qDebug() << "Write to process:" << inBuffer;
+	  this->insertPlainText("\n");
+	  PROC->write( QString(inBuffer+"\n").toLocal8Bit() );
+	  inBuffer.clear();
+	  qDebug() << "Current Dir:" << PROC->workingDirectory();
+	  break;
+	case Qt::Key_Backspace:
+	  inBuffer.chop(1);
+	  break;
+	default:
+	  this->insertPlainText(key); 
+	  inBuffer.append(key);	
+    }
+
+  ev->ignore();
+}
\ No newline at end of file