PDA

View Full Version : Qt Programming



Pages : 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 [148] 149 150

  1. Catch MSSQL stored procedure Output return value
  2. How to properly support multiple icon sets
  3. MouseButtonRelease only works once on Linux
  4. QProcess Signal Connection and Type
  5. how to use a hashed password as a private key for data encryption/decryption in Qt?
  6. How to use GMP with Qt creator 5 (latest version) on Windows?
  7. How to make a filterable and sortable list of Widgets
  8. QTableView default font and header sizes changes from Qt5.9 to Qt5.12
  9. How to check un-check a checkbox when clicking on text
  10. Show widget with PySide2 embedded in Qt5 application
  11. H2 database and Qt Database support
  12. How to send text file from linux board to mobile ?
  13. Putting Objects all around the QGraphicsPixmapItem
  14. How to send text file from bluetooth using QT ?
  15. Unable to receive dbus signals for NetworkManager events
  16. msg
  17. Update application from USB stick
  18. Help with understanding QFutureWatcher::progressTextChanged(const QString & progressT
  19. error: exited with code -1073740940 ask for help
  20. error: exited with code -1073740940 ask for help
  21. error: exited with code -1073740940 ask for help
  22. QUdpSocket change port
  23. QUdpSocket running in QThread - change port
  24. QCommandLineOption with argument list
  25. Collision
  26. QSvgGenerator missing id of generated objects
  27. fstream not working
  28. QT c++ OPENGL
  29. QApplication was not created in the main() thread
  30. How to have multiple QCompleters in one QLineEdit
  31. QGraphicsScene background glitches
  32. QDebug assert failure crash in QRingBuffer
  33. QGraphicsScene background glitches
  34. Detecting keyboard input from any window
  35. primary expression before '.'
  36. Does QSqlTableModel::select emit dataChanged/rowsInserted signals?
  37. Crashing QGraphicsTextItem when updating HTML in PyQt
  38. duplicate connection name 'qt_sql_default_connection'
  39. QTableView : display indicator on column header to display which ones can be sorted
  40. Display .pdf file in Qt window screen
  41. Need Help Designing a Effective Threaded Application in PyQt5
  42. Best practice for dynamic update of QTabelView
  43. How can I get the date out of QFileInfo?
  44. PyQT: The QSqlTableModel and how to wrap my head around it
  45. Starting a second executable using system( )
  46. QTableView VerticalScrollBar connect and insert rows
  47. how to find child widget from parent.
  48. Can't Resize QScrollArea with a QSplitter
  49. Open odt files via Qt and Libreoffice api
  50. Loading static images (png, jpeg) using QImage
  51. undefined to reference to qt_wait_for_window_manager
  52. QSSqlQuery CREATE TRIGGER not working
  53. Add a custom widget to a "stock" Qt widget e.g. QSpinBox
  54. qstring assignment crashes the program
  55. QMediaPlayer crash using QPlaylist
  56. Qt + OpenGL Tutorial online
  57. Create sharable container of multiple QWidgets
  58. Develop IOS apps using Qt5
  59. duplicate field value in query.
  60. No matching signal for on_pushButtonViewExistingProductRecords_clicked()
  61. Connect to network drive
  62. How to create lock on .ini using QSetting?
  63. How to get the return value when signal emit.
  64. Using a proxy built into the application to access https headers in QtWebEngine
  65. How to implement a shape resizer with QGraphicsPolygonItem?
  66. Problem writing too fast to QUdpSocket
  67. emit signal should wait for slot response
  68. How to split string using QRegex?
  69. QTcreator GUI editor malfunctioning. Will not scroll right
  70. Problem with custom QStyledItemDelegate and tab handling
  71. QGraphicsScene appears way too small only when QGraphicsView is embedded in QWidget
  72. Upload a file to several HTTP servers via GUI
  73. QGraphicsScene appears way too small only when QGraphicsView is embedded in QWidget
  74. Painting a 3D multiline graph without connecting end of line to next line
  75. QApplication and Bullet3 Simulation
  76. QNetworkAccessManager finished() isn't emitted after the 2nd request when SSL error
  77. form closes after execution of slot
  78. QFont and baseline to draw a custom cursor indicator
  79. Getting coordinates of all QGraphicsItem s on a QGraphicsScene
  80. Calling setPos() on custom QGraphicsPixmapItem doesn't update item in GraphicsScene
  81. Designer plugin with container widget
  82. QDockWidget moves the position of QWidget
  83. OpenGL text rendering with Qt raster painter onto texture
  84. Trying to overlay widget on a QTreeView item
  85. How to check if my file is uploaded on http server
  86. Cannot cancel Drag when Dialog exec() is fired [Windows]
  87. QTreeView selection artifacts with custom tree model
  88. cannot get max(column) value in sql.
  89. Using dr memory to debug c++ .dll
  90. List of draggable icons
  91. Display Japanese character in qt GUI
  92. Qt widget blending and Qstackwidget
  93. httpserver example does not work on Windows
  94. TextField With Validator and echoMode Set to TextInput Password
  95. How to set qt-vs-addin in vs2005 and vs2008 at the same time ?
  96. TextField Keep Focus Unless Validated or Empty
  97. how to use try... catch in qt4.6.3?
  98. Why fonts in Qt are appearing blurry or pixelated?
  99. QTreeView drag & drop support for complete branch
  100. QSS for QFileDialog items
  101. Integrating Bullet into QtProject
  102. QThread not stopping
  103. Strang qwtPlot error in qt-designer
  104. Shared library creation example wanted for QT using Windows
  105. PyQt5 - Reading values from a custom QTablewidget cell
  106. Estimate file transfer code via QTcpSocket
  107. Qt Opengl Setting Dynamic Data on two textures
  108. QSortFilterProxyModel
  109. QSortFilterProxyModel reimplement function
  110. Archive multiple files in one (without compression, just store)
  111. Custom Widget in QListWidgetItem in QListWidget, QListWidgetItem doesn't resize
  112. QDockWidget cannot be drag-resized
  113. Can't create QSharedMemory on macOS Catalina
  114. How to execute a time-consuming task without UI pause?
  115. painting on qimage on android SOLVED
  116. QFile rename fails with 4 character extension
  117. How to know when HTTPmessage has finished
  118. Library versions 5.14.2 & 5.15.0 widget vertically taller than 5.14.1
  119. QListView max number of items in view
  120. Slot/Signal mechanism and inheritance
  121. QMYSQLResult::data: column 1 out of range
  122. QFileSystemModel how to filter folders that have a specific Name?
  123. how to make 3 pixel "focus ring"?
  124. How to get text with outlines
  125. How to get text with outlines
  126. How to display many widgets in grid?
  127. QSocket like blocking socket
  128. bloking QSocket
  129. QKeyEvent and getting all 'F' key presses
  130. QCoreApplication in not-Qt GUI
  131. Allow QWebEnginePage to use screen share feature
  132. Properly show dynamically added widgets
  133. QPushButton touch screen issue
  134. How not to display QDateTimeAxis data on weekends and holidays(PyQt5)
  135. Qt - C++ - ScrollArea - Resize content widgets by keeping the aspect ratio
  136. keyPressEvent public or should it be protected
  137. Debug JavaScript code with QJSEngine in Visual Studio.
  138. Applying two FileFilterProxyModel on one QFileSystemModel
  139. Architecture to eliminate "children and parent that is in a different thread"
  140. QMediaPlaylist loop doesn't work in console
  141. QFileSystemWatcher send fileChanged() signal to a qml slot
  142. Custom Delegate for QTableView in QCompleter not invoked
  143. error: request for member 'show' is ambiguous w.show();
  144. extracting data from qtablewidget after search
  145. extracting data from qtablewidget after search
  146. QAbstractItemView don't refresh after RootItem change in QAbstractItemModel
  147. [SOLVED] Deploying Qt3D application. Unable to find renderer plugin for opengl
  148. error: C2664: 'myPushButton::myPushButton(const myPushButton &)': cannot convert arg
  149. incorrect mapToGlobal in Qt 5.14-5.15
  150. Create own widget in a right way
  151. Qt equivalent of some Win32 code in OnMouseMove (mouseMoveEvent in Qt)
  152. QPushbutton drag & drop in QTableWidget
  153. Qt 5.15 for macOS 11 (ARM64)
  154. QApplication Process seems to hang
  155. Show shapefile (*.shp) in QLocation
  156. Synchronize Scrollbar of QGraphicsView
  157. Managing / deleting multiple Qt3DVisualization / Q3DScatter in a window
  158. Issue deleting and replacing 3Dscatter and 3DSurface plots in Qt
  159. entry point not located in dynamic link library
  160. Google Speech to Text API??
  161. [iOS] Why empty QOpenGLWidget update/repaint() uses about 20%-50% cpu?
  162. Proper way to pass QColor or QFont to a Qdialog subclass?
  163. How to use QList to add many QFiles.
  164. Plotting using Qwt with time values in the x-axis
  165. Disable Scroll in QGraphicsview
  166. a simple question:about 'out'
  167. Is overlapping layer possible in qt layouts?
  168. qApp->exit() or qApp->quit() not work on Android
  169. QWebEngineView not updating inside QFrame's layout-All screen distorted/badly update
  170. QTableView, glitch on showing hidden rows
  171. QT Creator 4.12.4 and Java Lambda issue
  172. transform feedback does NOT work in Qt
  173. Qt5 - C++ - QImage - NOT scaling right
  174. connect() returning FALSE
  175. Right storage QGenericMatrix in QList or QQLinkedList or in an best container?
  176. TableView with TableStyle ScrollBar
  177. QMainWindow drag and drop in Qt 5.11.1
  178. Qprocess error with script using ffmpeg
  179. ChartView MouseArea and QScatterSeries OnClick
  180. Raw OpenGL not working in QOpenGLWidget with QT 5.11
  181. column out of range problem
  182. Program crashing when trying to play video
  183. QListView drag and drop
  184. Collapse qtreewidgetitems that are childless
  185. Axis doesn't show
  186. How to find location in code from address
  187. QComboBox with a clickable button while popup is active
  188. Check pixel transparency in transparent QPixmap?
  189. Alternative to QGrpahicsView?
  190. Do Android apps not call main() ?
  191. After upgrade to QTcreator 4.13.0 gdb crashes on breaks
  192. Webassembly Project ERROR: Unknown module(s) in QT: webengine
  193. qtconnectivity / btscanner discussion ?
  194. Render HTML page in WebAssembly
  195. Using of SSLv2 / TLSv1 protocols
  196. QNetworkReply: How to get content in case of error? (status != 200)
  197. QVector<QVector3D> index out of range at pushback operation
  198. How to draw a rectangle around selected text in QPlainTextEditor in Qt?
  199. How to change the text color in QPlainTextEditor?
  200. Using of SSLv2 / TLSv1 protocols
  201. how to keep sub element in the parent swipeView?
  202. Number of tick marks on the axis in QBarCategoryAxis.
  203. QMYSQL - Naming a connection makes drivers unavailable
  204. how to Drag and drop QFrame inside Qtreewidget
  205. Procorrect way to remove checked elements from a QListWidget
  206. How to capture a right click in QComboBox
  207. QTreeView / Model problem - rowCount never called with valid parent
  208. mouse events are not processed promptly in 5.12 or 5.14.
  209. QTreeView / Model problem - rowCount never called with valid parent
  210. QtConcurrentRun problem
  211. Convert connect function to thread
  212. Main Window Title Bar with Date / Clock
  213. Container for continuously received messages (e.g. QCanBusFrame): QVector vs. QList
  214. How to expose dynamically amount of data to QML
  215. Weird QWizard restart problem [pyQt]
  216. How to access to a var in the main window (QWidget) from an other window (QWidget)???
  217. Widget access from a QThread
  218. QTableWidget fails to display column/row content correctly after MainWindow resize.
  219. How emit signal when a QCheckBox inserted in a QList<QCheckBox*> change its status?
  220. PDF color in WebEngineView
  221. MSVC 2017 32-bit can't run qmake
  222. Issue when i open window from mainwindow after the 1st time - it will open very small
  223. Is it possible to programmatically delete the QValueAxis axis.
  224. QString -> C string -> Fortran subroutine
  225. Xinput_calibrator and multi monitor
  226. QMainWindow or QDialog show() - before displaying, the window area is painted white
  227. Drawing a small rect on each item of a QListWidget
  228. QMainWindow or QDialog show() - before displaying, the window area is painted white
  229. QSqlQueryModel: Delegate with combobox as editor
  230. Issue draw object transparency using QGLShaderProgram
  231. Retrieve Data from Project-File
  232. contents of QTableView cell are wiped out when one edits via double-click
  233. With QTableView, `previous.indexes()` is sometime missing cell coordinates.
  234. QIODevice read returning 0 bytes on SSL connection
  235. Critical error detected c0000374 - on close MainWindow
  236. QT : How To Save Path Once item is selected and button is pressed QListWidget
  237. Compilation Error and No output for OpenGL
  238. Rotate a QGraphicsPixmapItem with a rotation handle PyQt5
  239. Passing some Unicode characters to Linux Qt applications
  240. QStyledItemDelegate documentation is rather cryptic
  241. Sharing Data Between two Threads - QQueue or Semaphores?
  242. How to view a QObject's properties while debugging using Qt Creator on Windows (CDB)
  243. QFileDialog.getOpenFileNames crashes the interpreter
  244. Could not find QtWebEngineProcess.exe
  245. how to call signal from GUI to dll with the same object
  246. QAudioInput/QAudioInput backend choosing in Qt5/Windows 7
  247. volatile - extern problem with libusb how do protect external variale?
  248. QMetaObject::invokeMethod, call from main->slot to MainWindow->slot how i can do it?
  249. TreeView, how to status on a row?
  250. [SOLVED] Drawing a triangle using PyQt5 and OpenGL (rewriting the Qt C++ example)