sqlitebrowser/src/EditDialog.cpp at sqlb-3.2.x · sqlitebrowser/sqlitebrowser · GitHub

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#include "EditDialog.h"

#include "ui_EditDialog.h"

#include "sqlitedb.h"

#include "PreferencesDialog.h"

#include "src/qhexedit.h"

#include <QFileDialog>

#include <QKeySequence>

#include <QShortcut>

EditDialog::EditDialog(QWidget* parent)

: QDialog(parent),

ui(new Ui::EditDialog)

{

ui->setupUi(this);

ui->buttonBox->button(QDialogButtonBox::Ok)->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_Return));

QHBoxLayout* hexLayout = new QHBoxLayout(ui->editorBinary);

hexEdit = new QHexEdit(this);

hexLayout->addWidget(hexEdit);

hexEdit->setOverwriteMode(false);

connect(hexEdit, SIGNAL(dataChanged()), this, SLOT(hexDataChanged()));

QShortcut* ins = new QShortcut(QKeySequence(Qt::Key_Insert), this);

connect(ins, SIGNAL(activated()), this, SLOT(toggleOverwriteMode()));

reset();

}

EditDialog::~EditDialog()

{

delete ui;

}

void EditDialog::reset()

{

curRow = -1;

curCol = -1;

ui->editorText->clear();

ui->editorText->setFocus();

ui->editorImage->clear();

hexEdit->setData(QByteArray());

oldData = "";

checkDataType();

}

void EditDialog::closeEvent(QCloseEvent*)

{

emit goingAway();

}

void EditDialog::loadText(const QByteArray& data, int row, int col)

{

curRow = row;

curCol = col;

oldData = data;

QString textData = QString::fromUtf8(data.constData(), data.size());

ui->editorText->setPlainText(textData);

ui->editorText->setFocus();

ui->editorText->selectAll();

hexEdit->setData(data);

// Assume it's binary data and only call checkDatyType afterwards. This means the correct input widget is selected here in all cases

// but once the user changed it to text input it will stay there.

ui->editorStack->setCurrentIndex(1);

checkDataType();

}

void EditDialog::importData()

{

// Get list of supported image file formats to include them in the file dialog filter

QString image_formats;

QList<QByteArray> image_formats_list = QImageReader::supportedImageFormats();

for(int i=0;i<image_formats_list.size();++i)

image_formats.append(QString("*.%1 ").arg(QString::fromUtf8(image_formats_list.at(i))));

QString fileName = QFileDialog::getOpenFileName(

this,

tr("Choose a file"),

PreferencesDialog::getSettingsValue("db", "defaultlocation").toString(),

tr("Text files(*.txt);;Image files(%1);;All files(*)").arg(image_formats));

if(QFile::exists(fileName))

{

QFile file(fileName);

if(file.open(QIODevice::ReadOnly))

{

QByteArray d = file.readAll();

hexEdit->setData(d);

ui->editorText->setPlainText(d);

checkDataType();

file.close();

}

void EditDialog::exportData()

{

QString fileName = QFileDialog::getSaveFileName(

this,

tr("Choose a filename to export data"),

PreferencesDialog::getSettingsValue("db", "defaultlocation").toString(),

tr("Text files(*.txt);;All files(*)"));

if(fileName.size() > 0)

{

QFile file(fileName);

if(file.open(QIODevice::WriteOnly))

{

file.write(hexEdit->data());

file.close();

}

void EditDialog::clearData()

{

ui->editorText->clear();

ui->editorImage->clear();

hexEdit->setData(QByteArray());

checkDataType();

}

void EditDialog::accept()

{

if(hexEdit->data() != oldData)

emit updateRecordText(curRow, curCol, hexEdit->data());

emit goingAway();

}

void EditDialog::editTextChanged()

{

if(ui->editorText->hasFocus())

{

hexEdit->setData(ui->editorText->toPlainText().toUtf8());

checkDataType();

}

void EditDialog::hexDataChanged()

{

// Update the text editor accordingly

ui->editorText->setPlainText(QString::fromUtf8(hexEdit->data().constData(), hexEdit->data().size()));

}

void EditDialog::checkDataType()

{

ui->comboEditor->setVisible(true);

// Check if data is text only

if(QString(hexEdit->data()).toUtf8() == hexEdit->data()) // Any proper way??

{

ui->editorStack->setCurrentIndex(0);

ui->labelBinayWarning->setVisible(false);

ui->labelType->setText(tr("Type of data currently in cell: Text / Numeric"));

ui->labelSize->setText(tr("%n char(s)", "", hexEdit->data().length()));

} else {

// It's not. So it might be an image.

QImage img;

if(img.loadFromData(hexEdit->data()))

{

// It is.

ui->editorImage->setPixmap(QPixmap::fromImage(img));

ui->editorStack->setCurrentIndex(2);

ui->labelType->setText(tr("Type of data currently in cell: Image"));

ui->labelSize->setText(tr("%1x%2 pixel").arg(ui->editorImage->pixmap()->size().width()).arg(ui->editorImage->pixmap()->size().height()));

ui->comboEditor->setVisible(false);

} else {

// It's not. So it's probably some random binary data.

ui->labelBinayWarning->setVisible(true);

ui->labelType->setText(tr("Type of data currently in cell: Binary"));

ui->labelSize->setText(tr("%n byte(s)", "", hexEdit->data().length()));

}

void EditDialog::toggleOverwriteMode()

{

static bool currentMode = false;

currentMode = !currentMode;

hexEdit->setOverwriteMode(currentMode);

ui->editorText->setOverwriteMode(currentMode);

}

sqlitebrowser/src/EditDialog.cpp at sqlb-3.2.x · sqlitebrowser/sqlitebrowser · GitHub

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sqlitebrowser/src/EditDialog.cpp at sqlb-3.2.x · sqlitebrowser/sqlitebrowser · GitHub

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