simpletextview.cpp

   1 #include "common.h"
   2 #include "simpletextview.h"
   3 #include "mainwindow.h"
   4
   5 #include <QDebug>
   6 #include <QMenu>
   7 #include <QSettings>
   8 #include <QShortcut>
   9 #include <QTextCodec>
  10
  11 SimpleTextView::SimpleTextView(QWidget *parent) :
  12     QPlainTextEdit(parent),
  13     m_convEUC(NULL),
  14     m_convJIS(NULL),
  15     m_convSJIS(NULL),
  16     m_convUTF8(NULL),
  17     m_convUTF16BE(NULL),
  18     m_convUTF16LE(NULL)
  19 {
  20     setReadOnly(true);
  21
  22     QSettings settings;
  23     QPalette palette = this->palette();
  24     palette.setColor(QPalette::Base,
  25                      settings.value(IniKey_ViewColorBgNormal).value<QColor>());
  26     palette.setColor(QPalette::Text,
  27                      settings.value(IniKey_ViewColorFgNormal).value<QColor>());
  28     setPalette(palette);
  29
  30     QFont font = this->font();
  31 #ifdef Q_OS_MAC
  32     font.setFamily("Menlo");
  33 #else
  34     font.setFamily("ＭＳ ゴシック");
  35 #endif
  36     setFont(font);
  37
  38     setContextMenuPolicy(Qt::DefaultContextMenu);
  39     m_convEUC = new QAction(tr("EUC-JPで再読込"), this);
  40     m_convJIS = new QAction(tr("ISO 2022-JP(JIS)で再読込"), this);
  41     m_convSJIS = new QAction(tr("Shift-JISで再読込"), this);
  42     m_convUTF8 = new QAction(tr("UTF-8で再読込"), this);
  43     m_convUTF16BE = new QAction(tr("UTF-16BEで再読込"), this);
  44     m_convUTF16LE = new QAction(tr("UTF-16LEで再読込"), this);
  45
  46     m_convEUC->setShortcut(QKeySequence("E"));
  47     m_convJIS->setShortcut(QKeySequence("J"));
  48     m_convSJIS->setShortcut(QKeySequence("S"));
  49     m_convUTF8->setShortcut(QKeySequence("U"));
  50     m_convUTF16BE->setShortcut(QKeySequence("B"));
  51     m_convUTF16LE->setShortcut(QKeySequence("L"));
  52
  53     connect(m_convEUC, SIGNAL(triggered()), this, SLOT(convertFromEUC()));
  54     connect(m_convJIS, SIGNAL(triggered()), this, SLOT(convertFromJIS()));
  55     connect(m_convSJIS, SIGNAL(triggered()), this, SLOT(convertFromSJIS()));
  56     connect(m_convUTF8, SIGNAL(triggered()), this, SLOT(convertFromUTF8()));
  57     connect(m_convUTF16BE, SIGNAL(triggered()), this, SLOT(convertFromUTF16BE()));
  58     connect(m_convUTF16LE, SIGNAL(triggered()), this, SLOT(convertFromUTF16LE()));
  59 }
  60
  61 void SimpleTextView::setSource(const QByteArray &source)
  62 {
  63     m_source = source;
  64 #ifdef Q_OS_MAC
  65     convertFromUTF8();
  66 #else
  67     convertFromSJIS();
  68 #endif
  69 }
  70
  71 void SimpleTextView::convertFromEUC()
  72 {
  73     QTextCodec *codec = QTextCodec::codecForName("EUC-JP");
  74     setPlainText(codec->toUnicode(m_source));
  75 }
  76
  77 void SimpleTextView::convertFromJIS()
  78 {
  79     QTextCodec *codec = QTextCodec::codecForName("ISO 2022-JP");
  80     setPlainText(codec->toUnicode(m_source));
  81 }
  82
  83 void SimpleTextView::convertFromSJIS()
  84 {
  85     QTextCodec *codec = QTextCodec::codecForName("Shift-JIS");
  86     setPlainText(codec->toUnicode(m_source));
  87 }
  88
  89 void SimpleTextView::convertFromUTF8()
  90 {
  91     QTextCodec *codec = QTextCodec::codecForName("UTF-8");
  92     setPlainText(codec->toUnicode(m_source));
  93 }
  94
  95 void SimpleTextView::convertFromUTF16BE()
  96 {
  97     QTextCodec *codec = QTextCodec::codecForName("UTF-16BE");
  98     setPlainText(codec->toUnicode(m_source));
  99 }
 100
 101 void SimpleTextView::convertFromUTF16LE()
 102 {
 103     QTextCodec *codec = QTextCodec::codecForName("UTF-16LE");
 104     setPlainText(codec->toUnicode(m_source));
 105 }
 106
 107 void SimpleTextView::keyPressEvent(QKeyEvent *event)
 108 {
 109     QString modifier = QString::null;
 110     if (event->modifiers() & Qt::ShiftModifier)     { modifier += "Shift+"; }
 111     if (event->modifiers() & Qt::ControlModifier)   { modifier += "Ctrl+"; }
 112     if (event->modifiers() & Qt::AltModifier)       { modifier += "Alt+"; }
 113     if (event->modifiers() & Qt::MetaModifier)      { modifier += "Meta+"; }
 114
 115     QString key = QKeySequence(event->key()).toString();
 116     QString ksq = QKeySequence(modifier + key).toString();
 117
 118     if (ksq == "Return" || ksq == "Backspace" || ksq == "W") {
 119         emit viewFinished(this);
 120         event->accept();
 121         return;
 122     }
 123
 124     if (!ksq.isEmpty()) {
 125         foreach (QObject *obj, this->children()) {
 126             QAction *action = qobject_cast<QAction*>(obj);
 127             if (action && action->isEnabled()) {
 128                 foreach (const QKeySequence &keySeq, action->shortcuts()) {
 129                     if (ksq == keySeq.toString()) {
 130                         qDebug() << "emit " << ksq << " " << action->objectName();
 131                         emit action->triggered();
 132                         event->accept();
 133                         return;
 134                     }
 135                 }
 136             }
 137         }
 138
 139         foreach (QObject *obj, getMainWnd()->children()) {
 140             QAction *action = qobject_cast<QAction*>(obj);
 141             if (action && action->isEnabled()) {
 142                 foreach (const QKeySequence &keySeq, action->shortcuts()) {
 143                     if (ksq == keySeq.toString()) {
 144                         qDebug() << "emit " << ksq << " " << action->objectName();
 145                         emit action->triggered();
 146                         event->accept();
 147                         return;
 148                     }
 149                 }
 150             }
 151         }
 152     }
 153
 154     if (ksq != "Down" && ksq != "Up") {
 155         qDebug() << ksq;
 156     }
 157
 158     QPlainTextEdit::keyPressEvent(event);
 159 }
 160
 161
 162 void SimpleTextView::contextMenuEvent(QContextMenuEvent *event)
 163 {
 164     qDebug() << "contextMenuEvent();";
 165     QMenu menu(this);
 166     menu.addAction(m_convEUC);
 167     menu.addAction(m_convJIS);
 168     menu.addAction(m_convSJIS);
 169     menu.addAction(m_convUTF8);
 170     menu.addAction(m_convUTF16BE);
 171     menu.addAction(m_convUTF16LE);
 172     menu.exec(event->globalPos());
 173 }