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Polished cell editor widget

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This commit is contained in:
Vladislav Tronko
2016-08-13 01:56:14 +03:00
parent 8cbd7e5f5f
commit ad10e8016c
4 changed files with 53 additions and 99 deletions
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73
src/EditDialog.cpp
View File

@@ -11,10 +11,12 @@
#include <QImageReader>
#include <QBuffer>
//#include <QStringBuilder>
#include <QModelIndex>
EditDialog::EditDialog(QWidget* parent)
: QDialog(parent),
ui(new Ui::EditDialog),
currentIndex(QModelIndex()),
dataType(Null)
{
ui->setupUi(this);
@@ -30,7 +32,11 @@ EditDialog::EditDialog(QWidget* parent)
QShortcut* ins = new QShortcut(QKeySequence(Qt::Key_Insert), this);
connect(ins, SIGNAL(activated()), this, SLOT(toggleOverwriteMode()));
reset();
// Set the font for the text and hex editors
QFont editorFont(PreferencesDialog::getSettingsValue("databrowser", "font").toString());
editorFont.setPointSize(PreferencesDialog::getSettingsValue("databrowser", "fontsize").toInt());
ui->editorText->setFont(editorFont);
hexEdit->setFont(editorFont);
}
EditDialog::~EditDialog()
@@ -38,30 +44,13 @@ EditDialog::~EditDialog()
delete ui;
}
void EditDialog::reset()
void EditDialog::setCurrentIndex(const QModelIndex& idx)
{
// Set the font for the text and hex editors
QFont editorFont(PreferencesDialog::getSettingsValue("databrowser", "font").toString());
editorFont.setPointSize(PreferencesDialog::getSettingsValue("databrowser", "fontsize").toInt());
ui->editorText->setFont(editorFont);
hexEdit->setFont(editorFont);
currentIndex = QPersistentModelIndex(idx);
curRow = -1;
curCol = -1;
ui->editorText->clear();
ui->editorText->setFocus();
ui->editorImage->clear();
hexEdit->setData(QByteArray());
oldData = "";
dataType = Null;
// Update the cell data info in the bottom left of the Edit Cell
updateCellInfo(hexEdit->data());
}
void EditDialog::closeEvent(QCloseEvent*)
{
emit goingAway();
QByteArray data = idx.data(Qt::EditRole).toByteArray();
loadData(data);
updateCellInfo(data);
}
void EditDialog::showEvent(QShowEvent*)
@@ -143,6 +132,7 @@ void EditDialog::loadData(const QByteArray& data)
// The text widget buffer is now the main data source
dataSource = TextBuffer;
break;
case HexEditor:
@@ -169,6 +159,7 @@ void EditDialog::loadData(const QByteArray& data)
// The text widget buffer is now the main data source
dataSource = TextBuffer;
break;
}
break;
@@ -229,24 +220,6 @@ void EditDialog::loadData(const QByteArray& data)
}
}
// Loads data from a cell into the Edit Cell window
void EditDialog::loadDataFromCell(const QByteArray& data, int row, int col)
{
// Store the position of the being edited
curRow = row;
curCol = col;
// Store a copy of the data, so we can check if it has changed when the
// accept() method is called
oldData = data;
// Load the data into the cell
loadData(data);
// Update the cell data info in the bottom left of the Edit Cell
updateCellInfo(data);
}
void EditDialog::importData()
{
// Get list of supported image file formats to include them in the file dialog filter
@@ -328,21 +301,21 @@ void EditDialog::setNull()
void EditDialog::accept()
{
// Check if the current cell data is different from the original cell data
if(!currentIndex.isValid())
return;
if (dataSource == TextBuffer) {
QString oldData = currentIndex.data(Qt::EditRole).toString();
QString newData = ui->editorText->toPlainText();
if ((newData != oldData) || (newData.isNull() != oldData.isNull())) {
if (oldData != newData)
// The data is different, so commit it back to the database
QByteArray convertedText = newData.toUtf8();
emit recordTextUpdated(curRow, curCol, false, convertedText);
}
emit recordTextUpdated(currentIndex, newData.toUtf8(), false);
} else {
// The data source is the hex widget buffer, thus binary data
QByteArray oldData = currentIndex.data(Qt::EditRole).toByteArray();
QByteArray newData = hexEdit->data();
if ((newData != oldData) || (newData.isNull() != oldData.isNull())) {
// The data is different, so commit it back to the database
emit recordTextUpdated(curRow, curCol, true, newData);
}
if (newData != oldData)
emit recordTextUpdated(currentIndex, newData, true);
}
}

14
src/EditDialog.h
View File

@@ -2,6 +2,7 @@
#define EDITDIALOG_H
#include <QDialog>
#include <QPersistentModelIndex>
class QHexEdit;
@@ -17,18 +18,14 @@ public:
explicit EditDialog(QWidget* parent = 0);
~EditDialog();
int getCurrentCol() { return curCol; }
int getCurrentRow() { return curRow; }
void setCurrentIndex(const QModelIndex& idx);
public slots:
virtual void reset();
virtual void loadDataFromCell(const QByteArray& data, int row, int col);
virtual void setFocus();
virtual void reject();
virtual void allowEditing(bool on);
protected:
virtual void closeEvent(QCloseEvent* ev);
virtual void showEvent(QShowEvent* ev);
private slots:
@@ -44,15 +41,12 @@ private slots:
virtual QString humanReadableSize(double byteCount);
signals:
void goingAway();
void recordTextUpdated(int row, int col, bool isBlob, const QByteArray& data);
void recordTextUpdated(const QPersistentModelIndex& idx, const QByteArray& data, bool isBlob);
private:
Ui::EditDialog* ui;
QHexEdit* hexEdit;
QByteArray oldData;
int curCol;
int curRow;
QPersistentModelIndex currentIndex;
int dataSource;
int dataType;

61
src/MainWindow.cpp
View File

@@ -202,11 +202,11 @@ void MainWindow::init()
connect(ui->dataTable->filterHeader(), SIGNAL(sectionClicked(int)), this, SLOT(browseTableHeaderClicked(int)));
connect(ui->dataTable->verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(setRecordsetLabel()));
connect(ui->dataTable->horizontalHeader(), SIGNAL(sectionResized(int,int,int)), this, SLOT(updateBrowseDataColumnWidth(int,int,int)));
connect(editDock, SIGNAL(goingAway()), this, SLOT(editDockAway()));
connect(editDock, SIGNAL(recordTextUpdated(int, int, bool, QByteArray)), this, SLOT(updateRecordText(int, int, bool, QByteArray)));
connect(editDock, SIGNAL(recordTextUpdated(QPersistentModelIndex, QByteArray, bool)), this, SLOT(updateRecordText(QPersistentModelIndex, QByteArray, bool)));
connect(ui->dbTreeWidget->selectionModel(), SIGNAL(currentChanged(QModelIndex,QModelIndex)), this, SLOT(changeTreeSelection()));
connect(ui->dataTable->horizontalHeader(), SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(showDataColumnPopupMenu(QPoint)));
connect(ui->dataTable->verticalHeader(), SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(showRecordPopupMenu(QPoint)));
connect(ui->dockEdit, SIGNAL(visibilityChanged(bool)), this, SLOT(toggleEditDock(bool)));
// plot widgets
ui->treePlotColumns->setSelectionMode(QAbstractItemView::NoSelection);
@@ -476,9 +476,6 @@ void MainWindow::populateTable(QString tablename)
// Set the recordset label
setRecordsetLabel();
// Reset the edit cell dock
editDock->reset();
// update plot
updatePlot(m_browseTableModel);
@@ -531,9 +528,6 @@ bool MainWindow::fileClose()
connect(ui->dataTable->filterHeader(), SIGNAL(filterChanged(int,QString)), this, SLOT(updateFilter(int,QString)));
connect(m_browseTableModel, SIGNAL(dataChanged(QModelIndex,QModelIndex)), this, SLOT(dataTableSelectionChanged(QModelIndex)));
// Reset the edit cell dock
editDock->reset();
// Remove all stored table information browse data tab
browseTableSettings.clear();
defaultBrowseTableEncoding = QString();
@@ -805,23 +799,21 @@ void MainWindow::helpAbout()
dialog.exec();
}
void MainWindow::updateRecordText(int row, int col, bool isBlob, const QByteArray& newtext)
void MainWindow::updateRecordText(const QPersistentModelIndex& idx, const QByteArray& text, bool isBlob)
{
m_currentTabTableModel->setTypedData(m_currentTabTableModel->index(row, col), isBlob, newtext);
m_currentTabTableModel->setTypedData(idx, isBlob, text);
}
void MainWindow::editDockAway()
void MainWindow::toggleEditDock(bool visible)
{
// Get the sender
EditDialog* sendingEditDialog = qobject_cast<EditDialog*>(sender());
// Hide the edit dock
ui->dockEdit->setVisible(false);
// Update main window
activateWindow();
ui->dataTable->setFocus();
ui->dataTable->setCurrentIndex(ui->dataTable->currentIndex().sibling(sendingEditDialog->getCurrentRow(), sendingEditDialog->getCurrentCol()));
if (!visible) {
// Update main window
activateWindow();
ui->dataTable->setFocus();
} else {
// fill edit dock with actual data
editDock->setCurrentIndex(ui->dataTable->currentIndex());
}
}
void MainWindow::doubleClickTable(const QModelIndex& index)
@@ -832,18 +824,14 @@ void MainWindow::doubleClickTable(const QModelIndex& index)
}
// * Don't allow editing of other objects than tables (on the browse table) *
bool allowEditing = (m_currentTabTableModel == m_browseTableModel) &&
bool isEditingAllowed = (m_currentTabTableModel == m_browseTableModel) &&
(db.getObjectByName(ui->comboBrowseTable->currentText()).gettype() == "table");
// Enable or disable the Apply, Null, & Import buttons in the Edit Cell
// dock depending on the value of the "allowEditing" bool above
editDock->allowEditing(allowEditing);
// dock depending on the value of the "isEditingAllowed" bool above
editDock->allowEditing(isEditingAllowed);
// Load the current value into the edit dock
QByteArray cellData = index.data(Qt::EditRole).toByteArray();
int cellRow = index.row();
int cellColumn = index.column();
editDock->loadDataFromCell(cellData, cellRow, cellColumn);
editDock->setCurrentIndex(index);
// Show the edit dock
ui->dockEdit->setVisible(true);
@@ -855,21 +843,20 @@ void MainWindow::doubleClickTable(const QModelIndex& index)
void MainWindow::dataTableSelectionChanged(const QModelIndex& index)
{
// Cancel on invalid index
if(!index.isValid())
if(!index.isValid()) {
editDock->setCurrentIndex(QModelIndex());
return;
}
bool edit = (m_currentTabTableModel == m_browseTableModel) &&
(db.getObjectByName(ui->comboBrowseTable->currentText()).gettype() == "table");
bool editingAllowed = (m_currentTabTableModel == m_browseTableModel) &&
(db.getObjectByName(ui->comboBrowseTable->currentText()).gettype() == "table");
// Don't allow editing of other objects than tables
editDock->allowEditing(edit);
editDock->allowEditing(editingAllowed);
// If the Edit Cell dock is visible, load the new value into it
if (editDock->isVisible()) {
QByteArray cellData = index.data(Qt::EditRole).toByteArray();
int cellRow = index.row();
int cellColumn = index.column();
editDock->loadDataFromCell(cellData, cellRow, cellColumn);
editDock->setCurrentIndex(index);
}
}

4
src/MainWindow.h
View File

@@ -179,8 +179,8 @@ private slots:
void editTable();
void helpWhatsThis();
void helpAbout();
void updateRecordText(int row, int col, bool type, const QByteArray& newtext);
void editDockAway();
void updateRecordText(const QPersistentModelIndex& idx, const QByteArray& text, bool isBlob);
void toggleEditDock(bool visible);
void dataTableSelectionChanged(const QModelIndex& index);
void doubleClickTable(const QModelIndex& index);
void executeQuery();