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Added custom widget to optimize Qt ram search view

This commit is contained in:
Matthew Budd 2020-10-11 22:54:19 -04:00
parent cfa752a693
commit 5dc72e7924
2 changed files with 257 additions and 67 deletions
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276
src/drivers/Qt/RamSearch.cpp
View File

@ -16,6 +16,7 @@
#include <QLineEdit> #include <QLineEdit>
#include <QRadioButton> #include <QRadioButton>
#include <QFileDialog> #include <QFileDialog>
#include <QPainter>
#include "../../types.h" #include "../../types.h"
#include "../../fceu.h" #include "../../fceu.h"
@ -97,22 +98,9 @@ RamSearchDialog_t::RamSearchDialog_t(QWidget *parent)
QVBoxLayout *mainLayout; QVBoxLayout *mainLayout;
QHBoxLayout *hbox, *hbox1, *hbox2, *hbox3; QHBoxLayout *hbox, *hbox1, *hbox2, *hbox3;
QVBoxLayout *vbox, *vbox1, *vbox2; QVBoxLayout *vbox, *vbox1, *vbox2;
QTreeWidgetItem *item;
QGridLayout *grid; QGridLayout *grid;
QGroupBox *frame; QGroupBox *frame;
font.setFamily("Courier New");
font.setStyle( QFont::StyleNormal );
font.setStyleHint( QFont::Monospace );
QFontMetrics fm(font);
#if QT_VERSION > QT_VERSION_CHECK(5, 11, 0)
fontCharWidth = 2 * fm.horizontalAdvance(QLatin1Char('2'));
#else
fontCharWidth = 2 * fm.width(QLatin1Char('2'));
#endif
setWindowTitle("RAM Search"); setWindowTitle("RAM Search");
resize( 512, 512 ); resize( 512, 512 );
@ -122,30 +110,27 @@ RamSearchDialog_t::RamSearchDialog_t(QWidget *parent)
mainLayout->addLayout( hbox1 ); mainLayout->addLayout( hbox1 );
tree = new QTreeWidget(); grid = new QGridLayout();
ramView = new QRamSearchView(this);
vbar = new QScrollBar( Qt::Vertical, this );
hbar = new QScrollBar( Qt::Horizontal, this );
grid->addWidget( ramView, 0, 0 );
grid->addWidget( vbar , 0, 1 );
grid->addWidget( hbar , 1, 0 );
tree->setColumnCount(4); connect( hbar, SIGNAL(valueChanged(int)), this, SLOT(hbarChanged(int)) );
connect( vbar, SIGNAL(valueChanged(int)), this, SLOT(vbarChanged(int)) );
item = new QTreeWidgetItem(); ramView->setScrollBars( hbar, vbar );
item->setText( 0, QString::fromStdString( "Address" ) ); hbar->setMinimum(0);
item->setText( 1, QString::fromStdString( "Value" ) ); hbar->setMaximum(100);
item->setText( 2, QString::fromStdString( "Previous" ) ); vbar->setMinimum(0);
item->setText( 3, QString::fromStdString( "Changes" ) ); vbar->setMaximum(0x8000);
item->setTextAlignment( 0, Qt::AlignLeft); vbar->setValue(0);
item->setTextAlignment( 1, Qt::AlignLeft);
item->setTextAlignment( 2, Qt::AlignLeft);
item->setTextAlignment( 3, Qt::AlignLeft);
//connect( tree, SIGNAL(itemClicked(QTreeWidgetItem*, int)),
// this, SLOT(watchClicked( QTreeWidgetItem*, int)) );
tree->setHeaderItem( item );
//tree->header()->setSectionResizeMode( QHeaderView::ResizeToContents );
vbox = new QVBoxLayout(); vbox = new QVBoxLayout();
hbox1->addWidget( tree ); hbox1->addLayout( grid, 100);
hbox1->addLayout( vbox ); hbox1->addLayout( vbox, 1 );
searchButton = new QPushButton( tr("Search") ); searchButton = new QPushButton( tr("Search") );
vbox->addWidget( searchButton ); vbox->addWidget( searchButton );
@ -339,7 +324,19 @@ void RamSearchDialog_t::closeWindow(void)
//---------------------------------------------------------------------------- //----------------------------------------------------------------------------
void RamSearchDialog_t::periodicUpdate(void) void RamSearchDialog_t::periodicUpdate(void)
{ {
refreshRamList(); //refreshRamList();
ramView->update();
}
//----------------------------------------------------
void RamSearchDialog_t::hbarChanged(int val)
{
ramView->update();
}
//----------------------------------------------------
void RamSearchDialog_t::vbarChanged(int val)
{
ramView->update();
} }
//---------------------------------------------------------------------------- //----------------------------------------------------------------------------
static unsigned int ReadValueAtHardwareAddress(int address, unsigned int size) static unsigned int ReadValueAtHardwareAddress(int address, unsigned int size)
@ -378,34 +375,191 @@ void RamSearchDialog_t::resetSearch(void)
} }
iterMask = 0x01; iterMask = 0x01;
refreshRamList(); //refreshRamList();
} }
//---------------------------------------------------------------------------- //----------------------------------------------------------------------------
void RamSearchDialog_t::refreshRamList(void) QRamSearchView::QRamSearchView(QWidget *parent)
: QWidget(parent)
{ {
int idx=0; QPalette pal;
QTreeWidgetItem *item; QColor fg(0,0,0), bg(255,255,255);
pal = this->palette();
pal.setColor(QPalette::Base , bg );
pal.setColor(QPalette::Background, bg );
pal.setColor(QPalette::WindowText, fg );
this->setPalette(pal);
font.setFamily("Courier New");
font.setStyle( QFont::StyleNormal );
font.setStyleHint( QFont::Monospace );
calcFontData();
lineOffset = 0;
maxLineOffset = 0;
}
//----------------------------------------------------------------------------
QRamSearchView::~QRamSearchView(void)
{
}
//----------------------------------------------------------------------------
void QRamSearchView::calcFontData(void)
{
this->setFont(font);
QFontMetrics metrics(font);
#if QT_VERSION > QT_VERSION_CHECK(5, 11, 0)
pxCharWidth = metrics.horizontalAdvance(QLatin1Char('2'));
#else
pxCharWidth = metrics.width(QLatin1Char('2'));
#endif
pxCharHeight = metrics.height();
pxLineSpacing = metrics.lineSpacing() * 1.25;
pxLineLead = pxLineSpacing - pxCharHeight;
pxCursorHeight = pxCharHeight;
pxColWidth[0] = pxCharWidth * 10;
pxColWidth[1] = pxCharWidth * 15;
pxColWidth[2] = pxCharWidth * 15;
pxColWidth[3] = pxCharWidth * 15;
pxLineWidth = pxColWidth[0] + pxColWidth[1] + pxColWidth[2] + pxColWidth[3];
viewLines = (viewHeight / pxLineSpacing) + 1;
}
//----------------------------------------------------------------------------
void QRamSearchView::setScrollBars( QScrollBar *hbar, QScrollBar *vbar )
{
this->hbar = hbar; this->vbar = vbar;
}
//----------------------------------------------------
void QRamSearchView::resizeEvent(QResizeEvent *event)
{
viewWidth = event->size().width();
viewHeight = event->size().height();
//printf("QAsmView Resize: %ix%i\n", viewWidth, viewHeight );
viewLines = (viewHeight / pxLineSpacing) + 1;
//maxLineOffset = 0; // mb.numLines() - viewLines + 1;
if ( viewWidth >= pxLineWidth )
{
pxLineXScroll = 0;
}
else
{
pxLineXScroll = (int)(0.010f * (float)hbar->value() * (float)(pxLineWidth - viewWidth) );
}
}
//----------------------------------------------------------------------------
void QRamSearchView::paintEvent(QPaintEvent *event)
{
int i,x,y, v, ofs, row, start, end, nrow;
std::list <struct memoryLocation_t*>::iterator it; std::list <struct memoryLocation_t*>::iterator it;
char addrStr[32], valStr[32], prevStr[32], chgStr[32]; char addrStr[32], valStr[32], prevStr[32], chgStr[32];
memoryLocation_t *loc; QPainter painter(this);
char line[256];
memoryLocation_t *loc = NULL;
int fieldWidth, fieldPad[4], fieldLen[4], fieldStart[4];
const char *fieldText[4];
for (it=actvSrchList.begin(); it != actvSrchList.end(); it++) painter.setFont(font);
viewWidth = event->rect().width();
viewHeight = event->rect().height();
fieldWidth = viewWidth / 4;
for (i=0; i<4; i++)
{
fieldStart[i] = fieldWidth * i;
}
nrow = (viewHeight / pxLineSpacing)-1;
if (nrow < 1 ) nrow = 1;
viewLines = nrow;
maxLineOffset = actvSrchList.size() - nrow;
if ( maxLineOffset < 1 ) maxLineOffset = 1;
lineOffset = vbar->value();
if ( lineOffset > maxLineOffset )
{
lineOffset = maxLineOffset;
vbar->setValue( lineOffset );
}
if ( lineOffset < 0 )
{
lineOffset = 0;
vbar->setValue( 0 );
}
i=0;
it = actvSrchList.begin();
while ( it != actvSrchList.end() )
{
if ( i == lineOffset )
{
break;
}
i++; it++;
}
painter.fillRect( 0, 0, viewWidth, viewHeight, this->palette().color(QPalette::Background) );
painter.setPen( this->palette().color(QPalette::WindowText));
pxLineXScroll = (int)(0.010f * (float)hbar->value() * (float)(pxLineWidth - viewWidth) );
x = -pxLineXScroll;
y = pxLineSpacing;
strcpy( addrStr, "Address");
strcpy( valStr , "Value");
strcpy( prevStr, "Previous");
strcpy( chgStr , "Changes");
fieldText[0] = addrStr;
fieldText[1] = valStr;
fieldText[2] = prevStr;
fieldText[3] = chgStr;
for (i=0; i<4; i++)
{
fieldLen[i] = strlen(fieldText[i]) * pxCharWidth;
fieldPad[i] = (fieldWidth - fieldLen[i]) / 2;
painter.drawText( x+fieldStart[i]+fieldPad[i], y, tr(fieldText[i]) );
}
painter.drawLine( 0, y+pxLineLead, viewWidth, y+pxLineLead );
painter.drawLine( x+fieldStart[1], 0, x+fieldStart[1], viewHeight );
painter.drawLine( x+fieldStart[2], 0, x+fieldStart[2], viewHeight );
painter.drawLine( x+fieldStart[3], 0, x+fieldStart[3], viewHeight );
y += pxLineSpacing;
for (row=0; row<nrow; row++)
{
if ( it != actvSrchList.end() )
{ {
loc = *it; loc = *it;
item = tree->topLevelItem(idx);
if ( item == NULL )
{
item = new QTreeWidgetItem();
tree->addTopLevelItem( item );
item->setFont( 0, font);
item->setFont( 1, font);
item->setFont( 2, font);
item->setFont( 3, font);
} }
else
{
loc = NULL;
}
if ( loc == NULL )
{
continue;
}
it++;
sprintf (addrStr, "$%04X", loc->addr); sprintf (addrStr, "$%04X", loc->addr);
@ -465,19 +619,17 @@ void RamSearchDialog_t::refreshRamList(void)
} }
sprintf( chgStr, "%i", loc->chgCount ); sprintf( chgStr, "%i", loc->chgCount );
item->setText( 0, tr(addrStr) );
item->setText( 1, tr(valStr) );
item->setText( 2, tr(prevStr) );
item->setText( 3, tr(chgStr) );
for (i=0; i<4; i++)
{
fieldLen[i] = strlen(fieldText[i]) * pxCharWidth;
item->setTextAlignment( 0, Qt::AlignLeft); fieldPad[i] = (fieldWidth - fieldLen[i]) / 2;
item->setTextAlignment( 1, Qt::AlignCenter);
item->setTextAlignment( 2, Qt::AlignCenter);
item->setTextAlignment( 3, Qt::AlignCenter);
idx++; painter.drawText( x+fieldStart[i]+fieldPad[i], y, tr(fieldText[i]) );
} }
y += pxLineSpacing;
}
} }
//---------------------------------------------------------------------------- //----------------------------------------------------------------------------

50
src/drivers/Qt/RamSearch.h
View File

@ -15,11 +15,48 @@
#include <QLabel> #include <QLabel>
#include <QFrame> #include <QFrame>
#include <QGroupBox> #include <QGroupBox>
#include <QTreeView> #include <QScrollBar>
#include <QTreeWidget>
#include "Qt/main.h" #include "Qt/main.h"
class QRamSearchView : public QWidget
{
Q_OBJECT
public:
QRamSearchView(QWidget *parent = 0);
~QRamSearchView(void);
void setScrollBars( QScrollBar *hbar, QScrollBar *vbar );
protected:
void paintEvent(QPaintEvent *event);
//void keyPressEvent(QKeyEvent *event);
//void keyReleaseEvent(QKeyEvent *event);
//void mousePressEvent(QMouseEvent * event);
void resizeEvent(QResizeEvent *event);
void calcFontData(void);
QFont font;
QScrollBar *vbar;
QScrollBar *hbar;
int lineOffset;
int maxLineOffset;
int pxCharWidth;
int pxCharHeight;
int pxLineSpacing;
int pxLineLead;
int pxCursorHeight;
int pxLineXScroll;
int pxLineWidth;
int pxColWidth[4];
int viewLines;
int viewWidth;
int viewHeight;
};
class RamSearchDialog_t : public QDialog class RamSearchDialog_t : public QDialog
{ {
Q_OBJECT Q_OBJECT
@ -31,8 +68,9 @@ class RamSearchDialog_t : public QDialog
protected: protected:
void closeEvent(QCloseEvent *event); void closeEvent(QCloseEvent *event);
QFont font; QRamSearchView *ramView;
QTreeWidget *tree; QScrollBar *vbar;
QScrollBar *hbar;
QTimer *updateTimer; QTimer *updateTimer;
QPushButton *searchButton; QPushButton *searchButton;
QPushButton *resetButton; QPushButton *resetButton;
@ -84,9 +122,9 @@ class RamSearchDialog_t : public QDialog
private slots: private slots:
void runSearch(void); void runSearch(void);
void resetSearch(void); void resetSearch(void);
void refreshRamList(void);
void periodicUpdate(void); void periodicUpdate(void);
//void watchClicked( QTreeWidgetItem *item, int column); void hbarChanged(int val);
void vbarChanged(int val);
}; };