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Diffstat (limited to 'src/textview.cpp')
| -rw-r--r-- | src/textview.cpp | 496 |
1 files changed, 496 insertions, 0 deletions
diff --git a/src/textview.cpp b/src/textview.cpp new file mode 100644 index 0000000..49a1946 --- /dev/null +++ b/src/textview.cpp @@ -0,0 +1,496 @@ +/*************************************************************************** + * Copyright (C) 2005 by David Saxton * + * [email protected] * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + ***************************************************************************/ + +#define protected public +#include <kxmlguiclient.h> +#undef protected + +#include "asmformatter.h" +#include "config.h" +#include "filemetainfo.h" +#include "gpsimprocessor.h" +#include "ktechlab.h" +#include "symbolviewer.h" +#include "textdocument.h" +#include "textview.h" +#include "variablelabel.h" +#include "viewiface.h" + +#include <ktexteditor/editinterface.h> +#include <ktexteditor/texthintinterface.h> + +// #include "kateview.h" +#include <kdebug.h> +#include <kiconloader.h> +#include <klocale.h> +#include <kpopupmenu.h> +#include <kstandarddirs.h> + +#include <qapplication.h> +#include <qcursor.h> +#include <qobjectlist.h> +#include <qtimer.h> + + +//BEGIN class TextView +TextView::TextView( TextDocument * textDocument, ViewContainer *viewContainer, uint viewAreaId, const char *name ) + : View( textDocument, viewContainer, viewAreaId, name ) +{ + m_view = textDocument->createKateView(this); + m_view->insertChildClient(this); + + KActionCollection * ac = actionCollection(); + + + //BEGIN Convert To * Actions + KToolBarPopupAction * pa = new KToolBarPopupAction( i18n("Convert to"), "fork", 0, 0, 0, ac, "program_convert" ); + pa->setDelayed(false); + + KPopupMenu * m = pa->popupMenu(); + + m->insertTitle( i18n("Convert to ...") ); + m->insertItem( KGlobal::iconLoader()->loadIcon( "convert_to_microbe", KIcon::Small ), i18n("Microbe"), TextDocument::MicrobeOutput ); + m->insertItem( KGlobal::iconLoader()->loadIcon( "convert_to_assembly", KIcon::Small ), i18n("Assembly"), TextDocument::AssemblyOutput ); + m->insertItem( KGlobal::iconLoader()->loadIcon( "convert_to_hex", KIcon::Small ), i18n("Hex"), TextDocument::HexOutput ); + m->insertItem( KGlobal::iconLoader()->loadIcon( "convert_to_pic", KIcon::Small ), i18n("PIC (upload)"), TextDocument::PICOutput ); + connect( m, SIGNAL(activated(int)), textDocument, SLOT(slotConvertTo(int)) ); + + m->setItemEnabled( TextDocument::MicrobeOutput, false ); + //END Convert To * Actions + + + new KAction( i18n("Format Assembly Code"), "", Qt::Key_F12, textDocument, SLOT(formatAssembly()), ac, "format_asm" ); + + +#ifndef NO_GPSIM + //BEGIN Debug Actions + new KAction( i18n("Set &Breakpoint"), 0, 0, this, SLOT(toggleBreakpoint()), ac, "debug_toggle_breakpoint" ); + new KAction( i18n("Run"), "dbgrun", 0, textDocument, SLOT(debugRun()), ac, "debug_run" ); + new KAction( i18n("Interrupt"), "player_pause", 0, textDocument, SLOT(debugInterrupt()), ac, "debug_interrupt" ); + new KAction( i18n("Stop"), "stop", 0, textDocument, SLOT(debugStop()), ac, "debug_stop" ); + new KAction( i18n("Step"), "dbgstep", Qt::CTRL|Qt::ALT|Qt::Key_Right, textDocument, SLOT(debugStep()), ac, "debug_step" ); + new KAction( i18n("Step Over"), "dbgnext", 0, textDocument, SLOT(debugStepOver()), ac, "debug_step_over" ); + new KAction( i18n("Step Out"), "dbgstepout", 0, textDocument, SLOT(debugStepOut()), ac, "debug_step_out" ); + //END Debug Actions +#endif + + + setXMLFile( "ktechlabtextui.rc" ); + m_view->setXMLFile( locate( "appdata", "ktechlabkateui.rc" ) ); + + m_savedCursorLine = 0; + m_savedCursorColumn = 0; + m_pViewIface = new TextViewIface(this); + + setAcceptDrops(true); + + m_statusBar->insertItem( "", ViewStatusBar::LineCol ); + + m_view->installPopup( static_cast<QPopupMenu*>( p_ktechlab->factory()->container( "ktexteditor_popup", p_ktechlab ) ) ); + + connect( m_view, SIGNAL(cursorPositionChanged()), this, SLOT(slotCursorPositionChanged()) ); + connect( m_view, SIGNAL(gotFocus(Kate::View*)), this, SLOT(setFocused()) ); + + m_layout->insertWidget( 0, m_view ); + + slotCursorPositionChanged(); + slotInitDebugActions(); + initCodeActions(); + +#ifndef NO_GPSIM + m_pTextViewLabel = new VariableLabel( this ); + m_pTextViewLabel->hide(); + + TextViewEventFilter * eventFilter = new TextViewEventFilter( this ); + connect( eventFilter, SIGNAL(wordHoveredOver( const QString&, int, int )), this, SLOT(slotWordHoveredOver( const QString&, int, int )) ); + connect( eventFilter, SIGNAL(wordUnhovered()), this, SLOT(slotWordUnhovered()) ); + + QObject * internalView = m_view->child( 0, "KateViewInternal" ); + internalView->installEventFilter( eventFilter ); +#endif +} + + +TextView::~TextView() +{ + if ( p_ktechlab ) + { + if ( KXMLGUIFactory * f = m_view->factory() ) + f->removeClient( m_view ); + + p_ktechlab->addNoRemoveGUIClient( m_view ); + } + + delete m_pViewIface; + m_pViewIface = 0l; +} + + +bool TextView::closeView() +{ + if ( textDocument() ) + { + const QString path = textDocument()->url().prettyURL(); + if ( !path.isEmpty() ) + fileMetaInfo()->grabMetaInfo( path, this ); + } + + bool doClose = View::closeView(); + if (doClose) + p_ktechlab->factory()->removeClient(m_view); + return View::closeView(); +} + + +TextDocument *TextView::textDocument() const +{ + return static_cast<TextDocument*>(document()); +} + + +void TextView::disableActions() +{ + KPopupMenu * tb = (dynamic_cast<KToolBarPopupAction*>(action("program_convert")))->popupMenu(); + + tb->setItemEnabled( TextDocument::AssemblyOutput, false ); + tb->setItemEnabled( TextDocument::HexOutput, false ); + tb->setItemEnabled( TextDocument::PICOutput, false ); + action("format_asm")->setEnabled(false); + +#ifndef NO_GPSIM + action("debug_toggle_breakpoint")->setEnabled(false); +#endif +} + + +void TextView::setFocused() +{ + View::setFocused(); + +#ifndef NO_GPSIM + GpsimDebugger * debugger = textDocument()->debugger(); + if ( !debugger || !debugger->gpsim() ) + return; + + SymbolViewer::self()->setContext( debugger->gpsim() ); +#endif +} + + +void TextView::initCodeActions() +{ + disableActions(); + + KPopupMenu * tb = (dynamic_cast<KToolBarPopupAction*>(action("program_convert")))->popupMenu(); + + switch ( textDocument()->guessedCodeType() ) + { + case TextDocument::ct_asm: + { + tb->setItemEnabled( TextDocument::HexOutput, true ); + tb->setItemEnabled( TextDocument::PICOutput, true ); + action("format_asm")->setEnabled(true); +#ifndef NO_GPSIM + action("debug_toggle_breakpoint")->setEnabled(true); + slotInitDebugActions(); +#endif + break; + } + case TextDocument::ct_c: + { + tb->setItemEnabled( TextDocument::AssemblyOutput, true ); + tb->setItemEnabled( TextDocument::HexOutput, true ); + tb->setItemEnabled( TextDocument::PICOutput, true ); + break; + } + case TextDocument::ct_hex: + { + tb->setItemEnabled( TextDocument::AssemblyOutput, true ); + tb->setItemEnabled( TextDocument::PICOutput, true ); + break; + } + case TextDocument::ct_microbe: + { + tb->setItemEnabled( TextDocument::AssemblyOutput, true ); + tb->setItemEnabled( TextDocument::HexOutput, true ); + tb->setItemEnabled( TextDocument::PICOutput, true ); + break; + } + case TextDocument::ct_unknown: + { + break; + } + } +} + + +unsigned TextView::currentLine() +{ + unsigned l,c ; + m_view->cursorPosition( &l, &c ); + return l; +} +unsigned TextView::currentColumn() +{ + unsigned l,c ; + m_view->cursorPosition( &l, &c ); + return c; +} + + +void TextView::saveCursorPosition() +{ + m_view->cursorPosition( &m_savedCursorLine, &m_savedCursorColumn ); +} + + +void TextView::restoreCursorPosition() +{ + m_view->setCursorPosition( m_savedCursorLine, m_savedCursorColumn ); +} + + +void TextView::slotCursorPositionChanged() +{ + uint line, column; + m_view->cursorPosition( &line, &column ); + + m_statusBar->changeItem( i18n(" Line: %1 Col: %2 ").arg(QString::number(line+1)).arg(QString::number(column+1)), ViewStatusBar::LineCol ); + + slotUpdateMarksInfo(); +} + + +void TextView::slotUpdateMarksInfo() +{ +#ifndef NO_GPSIM + uint l,c ; + m_view->cursorPosition( &l, &c ); + + if ( m_view->getDoc()->mark(l) & TextDocument::Breakpoint ) + action("debug_toggle_breakpoint")->setText( i18n("Clear &Breakpoint") ); + else + action("debug_toggle_breakpoint")->setText( i18n("Set &Breakpoint") ); +#endif +} + + +void TextView::slotInitDebugActions() +{ +#ifndef NO_GPSIM + bool isRunning = textDocument()->debuggerIsRunning(); + bool isStepping = textDocument()->debuggerIsStepping(); + bool ownDebugger = textDocument()->ownDebugger(); + + action("debug_run")->setEnabled( !isRunning || isStepping ); + action("debug_interrupt")->setEnabled(isRunning && !isStepping); + action("debug_stop")->setEnabled(isRunning && ownDebugger); + action("debug_step")->setEnabled(isRunning && isStepping); + action("debug_step_over")->setEnabled(isRunning && isStepping); + action("debug_step_out")->setEnabled(isRunning && isStepping); +#endif // !NO_GPSIM +} + + +void TextView::toggleBreakpoint() +{ +#ifndef NO_GPSIM + uint l,c ; + m_view->cursorPosition( &l, &c ); + textDocument()->setBreakpoint( l, !(m_view->getDoc()->mark(l) & TextDocument::Breakpoint) ); +#endif // !NO_GPSIM +} + + +void TextView::slotWordHoveredOver( const QString & word, int line, int col ) +{ +#ifndef NO_GPSIM + // We're only interested in popping something up if we currently have a debugger running + GpsimProcessor * gpsim = textDocument()->debugger() ? textDocument()->debugger()->gpsim() : 0l; + if ( !gpsim ) + { + m_pTextViewLabel->hide(); + return; + } + + // Find out if the word that we are hovering over is the operand data + KTextEditor::EditInterface * e = (KTextEditor::EditInterface*)textDocument()->kateDocument()->qt_cast("KTextEditor::EditInterface"); + InstructionParts parts( e->textLine( unsigned(line) ) ); + if ( !parts.operandData().contains( word ) ) + return; + + if ( RegisterInfo * info = gpsim->registerMemory()->fromName( word ) ) + m_pTextViewLabel->setRegister( info, info->name() ); + + else + { + int operandAddress = textDocument()->debugger()->programAddress( textDocument()->debugFile(), line ); + if ( operandAddress == -1 ) + { + m_pTextViewLabel->hide(); + return; + } + + int regAddress = gpsim->operandRegister( operandAddress ); + + if ( regAddress != -1 ) + m_pTextViewLabel->setRegister( gpsim->registerMemory()->fromAddress( regAddress ), word ); + + else + { + m_pTextViewLabel->hide(); + return; + } + } + + m_pTextViewLabel->move( mapFromGlobal( QCursor::pos() ) + QPoint( 0, 20 ) ); + m_pTextViewLabel->show(); +#endif // !NO_GPSIM +} + + +void TextView::slotWordUnhovered() +{ +#ifndef NO_GPSIM + m_pTextViewLabel->hide(); +#endif // !NO_GPSIM +} +//END class TextView + + + +//BEGIN class TextViewEventFilter +TextViewEventFilter::TextViewEventFilter( TextView * textView ) +{ + m_hoverStatus = Sleeping; + m_pTextView = textView; + m_lastLine = m_lastCol = -1; + + ((KTextEditor::TextHintInterface*)textView->kateView()->qt_cast("KTextEditor::TextHintInterface"))->enableTextHints(0); + connect( textView->kateView(), SIGNAL(needTextHint(int, int, QString &)), this, SLOT(slotNeedTextHint( int, int, QString& )) ); + + m_pHoverTimer = new QTimer( this ); + connect( m_pHoverTimer, SIGNAL(timeout()), this, SLOT(hoverTimeout()) ); + + m_pSleepTimer = new QTimer( this ); + connect( m_pSleepTimer, SIGNAL(timeout()), this, SLOT(gotoSleep()) ); + + m_pNoWordTimer = new QTimer( this ); + connect( m_pNoWordTimer, SIGNAL(timeout()), this, SLOT(slotNoWordTimeout()) ); +} + + +bool TextViewEventFilter::eventFilter( QObject *, QEvent * e ) +{ + if ( e->type() == QEvent::MouseMove ) + { + if ( !m_pNoWordTimer->isActive() ) + m_pNoWordTimer->start( 10 ); + return false; + } + + if ( e->type() == QEvent::FocusOut || e->type() == QEvent::FocusIn || e->type() == QEvent::MouseButtonPress || e->type() == QEvent::Leave || e->type() == QEvent::Wheel ) + { + // user moved focus somewhere - hide the tip and sleep + if ( ((QFocusEvent*)e)->reason() != QFocusEvent::Popup ) + updateHovering( 0, -1, -1 ); + } + + return false; +} + + +void TextViewEventFilter::hoverTimeout() +{ + m_pSleepTimer->stop(); + m_hoverStatus = Active; + emit wordHoveredOver( m_lastWord, m_lastLine, m_lastCol ); +} + + +void TextViewEventFilter::gotoSleep() +{ + m_hoverStatus = Sleeping; + m_lastWord = QString::null; + emit wordUnhovered(); + m_pHoverTimer->stop(); +} + + +void TextViewEventFilter::slotNoWordTimeout() +{ + updateHovering( 0, -1, -1 ); +} + + +void TextViewEventFilter::updateHovering( const QString & currentWord, int line, int col ) +{ + if ( (currentWord == m_lastWord) && (line == m_lastLine) ) + return; + + m_lastWord = currentWord; + m_lastLine = line; + m_lastCol = col; + + if ( currentWord.isEmpty() ) + { + if ( m_hoverStatus == Active ) + m_hoverStatus = Hidden; + + emit wordUnhovered(); + if ( !m_pSleepTimer->isActive() ) + m_pSleepTimer->start( 2000, true ); + + return; + } + + if ( m_hoverStatus != Sleeping ) + emit wordHoveredOver( currentWord, line, col ); + else + m_pHoverTimer->start( 700, true ); +} + + +static inline bool isWordLetter( const QString & s ) { return (s.length() == 1) && (s[0].isLetterOrNumber() || s[0] == '_'); } + + +void TextViewEventFilter::slotNeedTextHint( int line, int col, QString & ) +{ + m_pNoWordTimer->stop(); + + KTextEditor::EditInterface * e = (KTextEditor::EditInterface*)m_pTextView->textDocument()->kateDocument()->qt_cast("KTextEditor::EditInterface"); + + // Return if we aren't currently in a word + if ( !isWordLetter( e->text( line, col, line, col+1 ) ) ) + { + updateHovering( QString::null, line, col ); + return; + } + + // Find the start of the word + int wordStart = col; + do wordStart--; + while ( wordStart > 0 && isWordLetter( e->text( line, wordStart, line, wordStart+1 ) ) ); + wordStart++; + + // Find the end of the word + int wordEnd = col; + do wordEnd++; + while ( isWordLetter( e->text( line, wordEnd, line, wordEnd+1 ) ) ); + + QString t = e->text( line, wordStart, line, wordEnd ); + + updateHovering( t, line, col ); +} +//END class TextViewEventFilter + + + +#include "textview.moc" |