Qt Programming [Archive] - Page 142

invalid conversion from 'const char*' to 'const unsigned char*' [-fpermissive]
setFocus() , grabKeyboard(), or event filter?
can't find linker symbol for virtual table for `QSurface' value
Unable to switch the sqlite3 database foreign keys on
setDragMode() changes mouse pointer forever
Control the position of the icon in a QLineEdit
insert html in QTextEdit
QOpenGLWidget 2d surfaces on Android and Ubuntu machines
How to create transparent widgets on top of GLWidget
Find Files QFileSystemModel
Enable shared from this QObject
A widged surrounded by another used as a Mask
Handle the same process with different actions
Adding ItemIsMovable flag to QGraphicsProxyWidget breaks its positioning
Buffer form modifications before commiting them to the model
interactive design
Find the last modified time of file on webpage
download password protected zip file from website
QAbstractItemModel and select folder after found match
Qt Fail to Link Framework On Mac
QFileDialog to only show executable files in Linux
QTimerEvent* in QObject::timerEvent - should I delete the instance?
Style sheet working well on all versions of Fedora except 24
Can't open password protected zip file using QuaZip
setHandlesChildEvents() obsolete?
Ignoring sys/mman.h on windows build?
error: LNK1120: 1 unresolved externals
use static lib in qt application using qt creator
Parsing linux command 'iwlist' with Qt
Maintaining the list of downloads
My deployed Qt Stops receiving UDP packets...
Custom Widget gaining Focus
qmlRegistertype or SetContextProperty
Display OSM or Google Maps Qt 5.5
Detachable QDockWidget tabs
Problem getting QChartView to display
QUndoCommand with QFileSystemModel
QGraphicView/Scene/RectItem = position incorrect upon reload
The Qt delay on first drag
Copy folder recursively from Remote Server to Host machine using Qftp protocol
How to find the Qsettings is exists or not?
{solved}Trying to test a qtsqlite database, experiencing strange issues
Event Filter Mouse Press/Release Event not called
post event to QThread(Eventlool) from itself
QNetworkReply readAll error
qtableview - selected row after add new row
Qftp folder download from remote system to host system
Cannot compile Qt from source (Qt5.7)
The CDB process terminated. Using libvlc and opencv on QTCreator 4.10
MVC problem parameter handover
Stop mouse event of QTabBar to have it updated correctly
Memory is not full released after deleting all QPushButtons in QTApp
Mail notifications through Qt on Linux
Is this architecture RIGHT?
error: Exception at 0x778f7ef8, code: 0xc0000138: , flags=0x1 (execution cannot be c
QTableView and QAbstractTableModel programming
QListWidget: widget sometime can't alignment to baseline.
How to pass the Java script [var] from qml to .H/.CPP file
Mapping.. ComboCheckBox using QDataWidgetMapper to SQLite
Have the scrollbar of QTreeWidget under the header label
Check if QReadWriteLock is locked
void QWebView::loadFinished(bool ok) ok is always false
QGraphicsScene selection mouse button released
Inward/outward QPainterPath/polygon offset
Qt support Audio Decode/Encode ?
Populate form after child window open
Binding FileDialog folder to property
Do not move QGraphicsItem after scaling
There seams to be a memoryleak in Border Layout Example
Font Issue in case of serif and sans-serif
Add buttons to delegate paint method
How to access key and value in QvariantMap?
QFile and position
I'd like to make my own custom view.
converting list to JSON - performance issue.
Drawing based on coordinates
Couldn't find the examples.pri file
Share QSqlQuery object to other process
App No Longer Works When Launched from Outside Creator
Load QListViev item icons from URL's
Edit QTableView cell fields
QT Serial Port, QT 4.8.4, mingw4.4 - compile fails due to missing cfmgr32.h
How to set an .xml file as datasource to Listview
Qt5/C++ - Signals and slots, QMainwindow to QDialog
Reading PDFs from a directory
PyQT copy text from form1 to form2
Qt GUI application appears as white in Computer with windows 10
How to bind the listview using listelement with dynamic values?
QDialog goes behind the file save dialog on Mac OS
QTabWidget style each tab differently
non-qt console app using QtCreator
QTextEdit and atomic blocks?
Query on MS Access DB cause crash
Issue with proxySort
qt5.4 commercial setDatabaseName() qsqlite odd error - maximum length for name?
Performance Issue - Reading XML Values with 50-70 entry.
How to assign Qlist as a model to ListView?
How to display 16 bit image in QGraphicsview
Building florence virtual keyboard as plug in target
Draw interactive points on an image
How to write rich text at a specific position given a const QPainter object?
Opening pdf files from a Dir.
How to find the available space in SD Card?
QDateTimeAxis
Pyqt: How to show a QFileDialog?
QTreeView Drag and Drop
linker problem for qt5 - qt4 runs ok -> undefined reference to `QWidget::styleChange
graphicsView.fitInView does not resize properly when widget first initialized
QItemDelegate + QListView : paint
Swich Control - How to get True or false?
Debugging internal library
QGrapgicsEffects on QGraphicsProxyWidget do not apply all
QListView and Displaying QIcon
keep Sending all pending data to the server after the QTcpSocket is closed
Display French "ACCENT" from output QProcess
Using QTableView to display an infinite incoming log stream.
QSettings doesn't return a text with backslashs inside quotes correctly
C++/Qt5 - Signals with no receiver, what happens?
Qt QSqlQuery scope issues
use vectors to read a file and then print info.
Calling QMainWindow::show() breaks QMenuBar::cornerWidget()
How to ensure qtablewidget gets updated before the button clicked
Reading value from hex address in QT
QShortcut not working due to focus problem - even on top window
GridView in a ScrollView hangs when window is resized (cell width depends on window w
Signal emit Issue - Listview is not showing full list
Updating PyQt4 widget via ipython/jupyter notebook
computation problem
Out of graphic memory - application crash after days
Keep the same ratio of left/right dock when QMainWindow resizes
QML DropArea: drop an external file does not work
UI Issue - string are not displayed properly.
QTextStream not reading the entire file
Nested loop only loops 3 times instead of 710 times
QtChart LineSeries SplineSeries question
QXmlStreamReader not giving all the attributes of an element
C++/Qt 5.7 - QDialog to QMainWindow - signal not connecting to slot
QGrapgicsView : Black screen when resize (not always)
Atomics: reordering and memory semantics
QSortFilterProxyModel and custom QTreeView-class - selectionChanged not working
Popup of QComboBox wider than combobox?
QT-QML application: QQuickWindow to Full Screen: repaint failure ("bad window" in top
Changing sort indicator placement in QTreeView etc.
QConsoleApplication,aboutToQuit and "signal" do not hit the breakpoints...
C++/Qt4: QTableView with QSortFilterProxyModel as model doesn't update values
Unicode character 0x1F512 in QChar?
Sending international characters over network
How to use matching settings for synchronous and asynchronous pipes
QPrinter and QPainter do not print to local printer under Windows (QT4)
Undefined behavior in my program.
How to Terminate QtWebEngine Before Exiting
Time from HIGH to LOW
PyQt --How to wire up the signals from QDateEdit to slots on QCalendarWidget
Unable to send signal from QPushButton created in Python loop
Displaying an image from a char array
How to implement Resume of the app?
objectName property doesn't work as expected in C++ defined QML classes
I'd Like to match "(" ")" using QRegExp.
Detect changes to the Viewport in QGraphicsView on resize
QVBarModelMapper update chart on model change
QWidget::resize( QSize) destroys GUI
Saving QTextDocument line spacing for inner blocks to HTML file for further usage
QGraphicsView coordinate to QGraphicsScene
benefits SortFilterProxyModel vs own sort in custom table model?
QWidget over parent QMainwindow
time in microseconds
No such signal when porting from Qt4.8 to Qt5.5
deleteLater of Custom Class
DOCX,PPTX and XLSX file preview in Qt
Signal to Progressbar in Mainwindows Statusbar
QSortFilterPoxyModel not filtering
Help with QTGui
QTabWidget or QWidget signals
PyQt4: Multicolumn filter in tableView based on SQlite table - how?
How to fill QListWidget with custom widgets by using QStringList as data model
Qt4 -> Qt5: QPainter scale
Moving memory location into QString
Besides displaying Websites on a Qt application, what else is QtWebEngine used for?
Qt Application Not Using GTK Theme on Linux
QTableView move internal is very confusing
QTextEdit print segmentation fault
Generating distinguishes colors from QColor::colorNames()
Pass back QImage from thread repeatedly, deletes, proper way
how to set timeout
QTableView spanning bug when moving column to a different visual index
Question on proper use of QCommandLineOption?
Application memory increases a lot with a FileDialog: Using Loader this memory is not
qdebug to textedit
Why is QListView::setRootIndex() necessary when working with Dir's?
Get a window back on normal level after put it on top level
C++ - QDbus in multithread system
QSqlRecord double precision
Getting image directly with runJavaScript
Reading a video stream, grabbing images from it
Screenshot of QAXWidget
horizontalHeaderItem is None
(Qt 4.7.3) QFontMetrics performance issue with El Capitan and Sierra
Qt Charts, PieChart setting up
How can I parse an HTML file using Qt
Unexpected QGridLayout behaviour
QSqlQueryModel as return value
QNetworkAccessManager->Post() causes SIGSEGV on exit
Question about QProcess
runJavaScript() crashes my program.
how sending and recieving file via serial port
Limiting the display size of QPlainTextEdit
Displaying Raw data on QLabel
paticualr string
Accessing places.sqlite from QT Application
QML: Move a frameless window by dragging
Qt Tutorials
Display own widget in new window
multithreading
Displaying new widget on the another one
QQuickWidget with QML inside. Show another QML above but not in another window
Need help with QAbstractItemView::setIndexWidget()
Code improvement for yes/no popup message
QNetworkAccessManager, not using it right?
QML 'Custom Menu' option moving upwards
Using QWebEngine to login to a page.
drawLine with pen in background color ("erase functionality")
error: LNK2019: unresolved external symbol
application plugins differences between 5.6 and 4.7?
Deleting the signal sender from a slot
Data Linking and Representation
App using sqlcipher on Android crashes at start up.
Generate definition file in different qt version
More than 2 GB Memory of 32 bit application in 64 bit Windows
Compile my Qt Windows Application using /LARGEADDRESSAWARE
Qlable set text high cpu on raspberry pi
qmake project on command line, no errors, but no output also
QSS - Do not override ForegroundRole in QTreeView
change progress bar value from a thread
No such file or directory error on Non QT Project
QQuickView (QML) transparent for mouse events
QCombobox Click Signal/Event
Porting Qt WebKit based project to Qt 5.7 (Qt WebEngine)
Warning when dynamically recreating a QGridLayout
Qt creates a main.o file he cannot execute
QWidget state set to maximized but not expanded to full monitor area
QNetworkAccessManager used by QTimer causes falling
Qt Signal&Slots
Not able to access functions of MainWindow functions from a mainwindow.cpp
Changing QPalette doesn't affect to its QWidget
Comunication between threads
QWebChannel - QWebSocket - threading problem
which is faster for displying images(Live_View) from camera OPENCV or QImage.....?
simultaneous keypress events and disabling related checkboxes in PyQt5
Moving QDockWidget fails, but only on some monitors
Why is the Qt documentation so frustratingly insufficient?