| -rw-r--r-- | noncore/apps/opie-console/widget_layer.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/noncore/apps/opie-console/widget_layer.cpp b/noncore/apps/opie-console/widget_layer.cpp index 0364e66..6682708 100644 --- a/noncore/apps/opie-console/widget_layer.cpp +++ b/noncore/apps/opie-console/widget_layer.cpp @@ -1,238 +1,243 @@ /* ------------------------------------------------------------------------- */ /* */ /* widget_layer.cpp Widget Layer */ /* */ /* opie developers <opie@handhelds.org> */ /* */ /* ------------------------------------------------------------------------- */ #include "widget_layer.h" #include <qclipboard.h> #include <qregexp.h> #include <qglobal.h> #include <string.h> //#include < #include "common.h" WidgetLayer::WidgetLayer( const Profile &config, QWidget *parent, const char *name ) : QFrame( parent, name ) { // get the clipboard m_clipboard = QApplication::clipboard(); // when data on clipboard changes, clear selection QObject::connect( (QObject*) m_clipboard, SIGNAL( dataChanged() ), (QObject*)this, SLOT( onClearSelection() ) ); // initialize vars: m_lines = 1; m_columns = 1; m_resizing = false; // just for demonstrating //m_image = QArray<Character>( m_lines * m_columns ); m_image = QArray<Character>( 1 ); + + // we need to install an event filter, + // to emit keypresses. + qApp->installEventFilter( this ); } WidgetLayer::~WidgetLayer() { // clean up delete m_image; } + /* --------------------------------- audio ---------------------------------- */ void WidgetLayer::bell() { QApplication::beep(); } bool WidgetLayer::eventFilter( QObject *obj, QEvent *e ) { if ( (e->type() == QEvent::Accel || e->type() == QEvent::AccelAvailable ) && qApp->focusWidget() == this ) { static_cast<QKeyEvent *>( e )->ignore(); return true; } if ( obj != this /* when embedded */ && obj != parent() /* when standalone */ ) return FALSE; // not us #ifdef FAKE_CTRL_AND_ALT static bool control = FALSE; static bool alt = FALSE; // qDebug(" Has a keyboard with no CTRL and ALT keys, but we fake it:"); bool dele=FALSE; if ( e->type() == QEvent::KeyPress || e->type() == QEvent::KeyRelease ) { QKeyEvent* ke = (QKeyEvent*)e; bool keydown = e->type() == QEvent::KeyPress || ke->isAutoRepeat(); switch (ke->key()) { case Key_F9: // let this be "Control" control = keydown; e = new QKeyEvent(QEvent::KeyPress, Key_Control, 0, ke->state()); dele=TRUE; break; case Key_F13: // let this be "Alt" alt = keydown; e = new QKeyEvent(QEvent::KeyPress, Key_Alt, 0, ke->state()); dele=TRUE; break; default: if ( control ) { int a = toupper(ke->ascii())-64; if ( a >= 0 && a < ' ' ) { e = new QKeyEvent(e->type(), ke->key(), a, ke->state()|ControlButton, QChar(a,0)); dele=TRUE; } } if ( alt ) { e = new QKeyEvent(e->type(), ke->key(), ke->ascii(), ke->state()|AltButton, ke->text()); dele=TRUE; } } } #endif if ( e->type() == QEvent::KeyPress ) { QKeyEvent* ke = (QKeyEvent*)e; //actSel=0; // Key stroke implies a screen update, so Widget won't // know where the current selection is. // qDebug("key pressed is 0x%x",ke->key()); if( ke->state() == ShiftButton && ke->key() == Key_Tab) { //lets hardcode this sucker insertText("\\"); // expose } else emit keyPressed( ke ); // expose ke->accept(); #ifdef FAKE_CTRL_AND_ALT if ( dele ) delete e; #endif return true; // stop the event } return QFrame::eventFilter( obj, e ); } /* --------------------------------- screen --------------------------------- */ void WidgetLayer::propagateSize() { QArray<Character> oldimage = m_image.copy(); int oldlines = m_lines; int oldcolumns = m_columns; makeImage(); // copy old image, to reduce flicker if ( ! oldimage.isEmpty() ) { int lins = QMIN( oldlines, m_lines ); int cols = QMIN( oldcolumns, m_columns ); for ( int lin = 0; lin < lins; ++lin ) { memcpy( (void*) &m_image[m_columns*lin], (void*) &oldimage[oldcolumns*lin], cols*sizeof( Character ) ); } } else clearImage(); delete oldimage; m_resizing = true; emit imageSizeChanged( m_lines, m_columns ); m_resizing = false; } void WidgetLayer::makeImage() { calcGeometry(); m_image = QArray<Character>( m_columns * m_lines ); clearImage(); } void WidgetLayer::clearImage() { //should this belong here?? for ( int y = 0; y < m_lines; y++ ) for ( int x = 0; x < m_columns; x++ ) { m_image[loc(x,y)].c = 0xff; m_image[loc(x,y)].f = 0xff; m_image[loc(x,y)].b = 0xff; m_image[loc(x,y)].r = 0xff; } } /* --------------------------------- selection ------------------------------ */ void WidgetLayer::pasteClipboard() { insertSelection(); } void WidgetLayer::insertSelection() { QString text = QApplication::clipboard()->text(); if ( ! text.isNull() ) { text.replace( QRegExp( "\n" ), "\r" ); insertText( text ); // selection should be unselected emit selectionCleared(); } } void WidgetLayer::insertText( QString text ) { // text is inserted as key event QKeyEvent e( QEvent::KeyPress, 0, -1, 0, text); emit keyPressed( &e ); } void WidgetLayer::onClearSelection() { emit selectionCleared(); } void WidgetLayer::setSelection( const QString& text ) { // why get the clipboard, we have it as instance var... QObject *m_clipboard = QApplication::clipboard(); // we know, that cliboard changes, when we change clipboard QObject::disconnect( (QObject*) m_clipboard, SIGNAL( dataChanged() ), (QObject*) this, SLOT( selectionCleared() ) ); QApplication::clipboard()->setText( text ); QObject::connect( (QObject*) m_clipboard, SIGNAL( dataChanged() ), (QObject*) this, SLOT( selectionCleared() ) ); } ///////// // special font characters ///////// unsigned short vt100_graphics[32] = { // 0/8 1/9 2/10 3/11 4/12 5/13 6/14 7/15 0x0020, 0x25C6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0xF800, 0xF801, 0x2500, 0xF803, 0xF804, 0x251c, 0x2524, 0x2534, 0x252c, 0x2502, 0x2264, 0x2265, 0x03C0, 0x2260, 0x00A3, 0x00b7 }; |