Shamusworld >> Repos - architektonas/blob - src/consolewidget.cpp

   1 //
   2 // consolewidget.cpp: Command line widget
   3 //
   4 // Part of the Architektonas Project
   5 // (C) 2021 Underground Software
   6 // See the README and GPLv3 files for licensing and warranty information
   7 //
   8 // JLH = James Hammons <jlhamm@acm.org>
   9 //
  10 // WHO  WHEN        WHAT
  11 // ---  ----------  ------------------------------------------------------------
  12 // JLH  11/20/2021  Created this file
  13 //
  14
  15 #include "consolewidget.h"
  16
  17 ConsoleWidget::ConsoleWidget(QWidget * parent/*= NULL*/): QWidget(parent)
  18 {
  19         cmdline = new PromptLineEdit(this);
  20         cmdline->setFrame(false);
  21
  22         screen = new QTextEdit;
  23         screen->setAlignment(Qt::AlignBottom | Qt::AlignLeft);
  24         screen->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
  25         screen->setReadOnly(true);
  26
  27         QVBoxLayout * mainLayout = new QVBoxLayout;
  28         mainLayout->addWidget(screen);
  29         mainLayout->addWidget(cmdline);
  30
  31         setLayout(mainLayout);
  32
  33         connect(cmdline, SIGNAL(returnPressed()), this, SLOT(Execute()));
  34
  35         QScrollBar * scrollbar = screen->verticalScrollBar();
  36         connect(scrollbar, SIGNAL(rangeChanged(int, int)), this, SLOT(MoveScrollBarToBottom(int, int)));
  37 }
  38
  39 ConsoleWidget::~ConsoleWidget()
  40 {
  41 }
  42
  43 void ConsoleWidget::Execute(void)
  44 {
  45         screen->append(cmdline->text());
  46         screen->append("<font color=red>Error: don't know how to '" + cmdline->text() + "'</font>");
  47         cmdline->clear();
  48 }
  49
  50 void ConsoleWidget::MoveScrollBarToBottom(int min, int max)
  51 {
  52         Q_UNUSED(min);
  53         screen->verticalScrollBar()->setValue(max);
  54 }
  55
  56 void ConsoleWidget::paintEvent(QPaintEvent * /*event*/)
  57 {
  58 }