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View Full Version : Qt Programming


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  1. A slot cause program to finish unexpectedly
  2. Help with regex
  3. Painting an overlay on a QLabel->QImage
  4. cannot load mysql driver
  5. QT HTML Parser (+XQuery)
  6. knowing screen coordinate
  7. live video capture
  8. Problem with QProcess when execute different kind of .exe files
  9. connect mainwindow with self-made widgets
  10. Getting keyboard events while in a drag and drop state
  11. Mac OSx SMJobBless
  12. QHttp get delay request
  13. QWidget: Must construct a QApplication before a QPaintDevice crash error
  14. [QtDcm] Library compile failure, why?
  15. QMainWindow as a Designer plugin
  16. QSystemTrayIcon signal messageClicked () not working on Unity
  17. The problem of the geometry() of QMenu?
  18. How to draw some objects one by one instantly?
  19. QThread implementation for serial port monitoring
  20. How to include a privileged helper tool in my Qt Application for Mac?
  21. How to make a window stay on top of all others?
  22. in QAbstractItemView rowsAboutToBeRemoved() give wrong model index
  23. Can't check the action when it has a menu?
  24. Mouse Move event not functioning in Qscrollarea in tab widget
  25. QComboBox text color problem with CSS
  26. QMovie::supportedFormats() returns only "gif, mng"
  27. Named Pipe Implementation with QLocalSocket - Windows XP
  28. Qt openssl aes lib
  29. how to attach the video player window into my Mainwidow
  30. Problem while using QFormlayout inside a QGroupbox
  31. for declaration of struct QToolButton
  32. Key mapping for my target device
  33. Check file if the file is writable or used by another process
  34. Showing long message in status bar
  35. Change property of QInputDialog button
  36. QGLWidget based drawing in QGraphicsScene or with QGraphicsView
  37. How can I implement an cyclic fade in/out animation with a QGraphicsPixmapItem
  38. Google Earth with QGLWidget, or QWebView?
  39. Remove System Tray Icons in Wm6.5
  40. Email from my qt app
  41. how to show video output on a round label not a rectangular one?
  42. QSqlTableModel issues in 4.8.1 vs. 4.7.4?
  43. Handling mouseevent in Qstatusbar .
  44. Building Qt5 with Intel compiler error
  45. QMediaPlayer demo - Invalid socket 11 error
  46. key mapping program Qtimer problems
  47. Run several external programs sequetialy usig QProcess while reading stdout?
  48. Adding new record to database from QDataWidgetMapper
  49. Transferring session & auth data when QWebView calls createWindow()
  50. PushButton
  51. How add new point to QwtPlotCurve
  52. Remove Borders around a QLabel
  53. QMAKE_LFLAGS -sectcreate
  54. unzip and untar into new directory
  55. QTreeView and dynamic context menu
  56. Bizarre Bug! Mac Input Event Lag
  57. Painting on a QLabel
  58. QAction with QMenu click event
  59. Checking the existence of a symbolic link file
  60. Reset timer on mouse click
  61. how to add my menu class to my MainWindow?
  62. QTextEdit html rendering issues
  63. how to arrange and organize my widget, buttons n everything inside my main window?
  64. Problem understanding QPainter::setWindow (maybe)
  65. QTextEdit format html code
  66. drawing formatted QTextDocument
  67. line spaceing in QTextDocument
  68. Is there a way to view a QImage “live” on the UI?
  69. change bounding of QGraphicsScene
  70. QPlaintTextEdit and setFont to selected Char
  71. Ballpen distance traveled
  72. Context Menu for Tree View with a custom shaped
  73. Zooming on Wheel Event not working inside QscrollArea when inside tabwidget
  74. ui widget erro:warning
  75. Handling single click and double click mouse events separately in QTableWidget
  76. Storing QStringList to a MySQL table field
  77. sending command to IC magnetic card reader through serial port e.g command 0x03
  78. QtSQL - Where is My Database?
  79. Adding Scale in Qt Painting
  80. Drag 'n drop Tab inside and outside the Main Application
  81. How to get CharFormat from each char
  82. Change cursor when pointer moving through QTableView's header
  83. Drag and Drop QGraphicsTextItem
  84. Derived dropMimeData never called
  85. QThreading problem
  86. Plugin destruction
  87. Heap corruption detected
  88. StrokePath on OpenGL performance issue
  89. CharFormat how set backgroud color ??
  90. CheckStateRole: multiple checkstates and click events
  91. How to get Phonon::VideoPlayer video size
  92. Changing tab key functionallity in QItemDelegate
  93. [QTextEdit] Delete single lines
  94. SOLVED : SqlQuery can't insert data.
  95. QTableView problem - selecting multiple items
  96. QTableView: rowAt() gives wrong row number (aim: right-cklick enabling)
  97. how to know which QTextEdit i am using in tab widget
  98. How to implement expand/collapse functionality of logging output?
  99. QTcpSocket reads partially string
  100. QAbstractButton
  101. Unicode, linux, bash shell, printf
  102. Sort Qlist and return index
  103. Qfile and QDebug help
  104. How to represent “Drawable” of X11 in Qt
  105. Unresolved external error in Qt5 when using QPrinter
  106. Combine two QT projects
  107. QGraphicsView draw grids and Graduation texts.
  108. Selecting new row in QTableView
  109. Not able to receive the custom event from the event loop
  110. qwt or GNU plot or other ... ?
  111. The QMenu will not show immediately, why?
  112. QApplication handle all event, why does not include QKeyEvent?
  113. qfile read from last position
  114. problem to use the QItemDelegate
  115. How to use multiple instances of a class containing QTimer?
  116. QWaitCondition: Destroyed while threads are still waiting
  117. change font while writting, QGraphicsTextItem
  118. QT Crypter
  119. Color palette
  120. Where are the QIcons in QPushButton
  121. QGraphicsView update/paint issues
  122. Validation Issue
  123. Painting one Image from another Image with paint brush
  124. SIGSEGV Error when debugging with Qt creator.
  125. Qt Creator Plain C++ Project won't run/debug...
  126. QTreeWidgetItem* currentItem returns memory address 0x0
  127. Database Widgets - problem
  128. QWebKit + Kendo UI
  129. QLibrary, reload DLL
  130. .SVG pictures not displayed in Windows XP
  131. Playing a small notification sound on my embedded device
  132. currentText in Qcombobox
  133. QLabel inside QTextEdit
  134. How to use QFutureInterface?
  135. tab order in QTabWidget
  136. how to add '+' and ' to QTableWidget
  137. Intermittent crashes printing from Mac OS X using Qt 4.8.1
  138. Container's removing item problem.
  139. by default how to make QTreeView in extended state
  140. Subtract QImage
  141. Ignore QXmlSimpleReader startElement
  142. [qt5] repainting qwidget
  143. QGLWidget - keyboard arrows and mouse zoom intercept
  144. zoom in object QPixmap
  145. How does one draw a 'cut down' ellipse using QPainter
  146. Display tiff image
  147. QAxObject Importing Excel named ranges using MS Query
  148. QImage() returns Null Image
  149. Change Event Function
  150. treeview with multiple models
  151. Problems building Postgres 9.1 QPSQL Driver under VISTA and Qt-SDK 4.8.1
  152. Cross-platform Windows & Mac: Font size problem
  153. [Solved] QMainWindow subclass not receiving winEvents unless QMessageBox is called
  154. Item In QTableWidget
  155. how to display the last row of Qtableview?
  156. convert jpeg to rgb8
  157. viewing doc before printing
  158. Events not fired when used Windows::SetParent on QApplication
  159. Save a QScriptContext to be reused in a futur session.
  160. how to apply a color mask a QImage?
  161. [Signals & Slots] Custom class' signal not detected
  162. How to show dockWidget at specific position in Qt?
  163. SQLQuery assigning column
  164. Database Values in Combobox
  165. Are there any signals emitting while minimize/maximize the application
  166. Call method of Object in different Thread
  167. QtDBus: Using <QMap<QString, QString> results in compile error
  168. Problem with the signals emitted in Phonon
  169. Adding new variable into header file breaks my application
  170. QMYSQL Instatllation
  171. QTableWidget in a QTreeWidget problem
  172. Qtsoap MethodArgument
  173. Custom Qt "modules" from within a main QApplication
  174. QComoBox and Validator
  175. Qprocess and QProgressBar !!
  176. stdin reading
  177. Is loading a built exe from QT Creator different from loading from file system?
  178. QNetworkAccessManager Memory leak
  179. QRadioButton and QButtonGroup
  180. Link a .dll library to a Qt project
  181. get status of QRunnable
  182. add time line widget
  183. trying to use Qtnamespace modified QT libs
  184. QLineEdit and Float Format !!
  185. [UNSOLVED]QPlainTextEdit / QTextEdit performance issues using set or append methods
  186. how to change directshow backend to phonon-vlc backend in Windows
  187. Please help with Qt3D
  188. Fixed a problem. Help me understand why :)
  189. radiobutton connect
  190. how to get the index of the checked radio button inside a group box?
  191. Manipulate QGraphicsTextItems on a QGraphicsScene
  192. how to get the last groupbox changed event in my program?
  193. if statement doesn't behave correctly
  194. error: Warning: The name 'layoutWidget' (QWidget) is already in use, defaulting to '
  195. qSignalMapper gets no output
  196. Embed Qt Widgets in a browser
  197. Trouble resizing QDockWidget buttons with style sheet
  198. Converting a qt project into a reusable library
  199. Please help me qt browser
  200. detect and grab webcamera picture
  201. Property Provider
  202. Create dll/idl to use with visual studio 2010
  203. QThread::isRunning returns true after emitting finished signal
  204. Filter columns in QAbstractItemModel
  205. OpenGL panning and rotating
  206. magnifying glass with qgraphicsview
  207. Ignoring stdout and stder of detached process
  208. One signal more slots
  209. The plugin [path] uses incompatible Qt Library (4.8.2.) [Debug] (or [Release])
  210. Image Saving Problem
  211. Qpixmaps and Q_Properties
  212. Simple Scripting language
  213. TrayIcon ContextMenu doesn't hide
  214. Save Font settings using QSettings
  215. how to set location for debug and release library into one directory?
  216. Making my QStackedWidget transperant
  217. How to remove QDrag ignore icon
  218. BUG in QTWebkit 4.8 > Flash
  219. set column as not editable in Qtablewidget
  220. Can't read xml file with QXmlSreamReader that has utf-16 encoding
  221. adding image and text both to a push button
  222. EnterEvent and LeaveEvent don't work perfectly
  223. QT and FANN
  224. Qt QTextEdit loading just half text file
  225. Changing the border of a QRubberBand
  226. Widget dragging, widget doesn't fully draw
  227. i need your help about qlistview multi-selection
  228. is it possible to close a MainWindiw without the second window get closed?
  229. QDocking: arangement
  230. questions about setting the global include path that could be used in every project
  231. QMessageBox disabled the close button when you setStandardButtons(NoButton)!
  232. setMask and setBrush problem using png with shadow
  233. data classification, ui widget & data integration and interaction
  234. QTabWidget tab title left/right clearance
  235. Video streaming
  236. QTextEdit fixed size with no scroll
  237. how to add multiple pages in central widget
  238. DLL Linking Error with a Plugin
  239. QString and .arg()
  240. QGraphicsScene and selection
  241. help with error "Sending email using Qt"
  242. Can't I modify qlistview's item? can i modify only qlistwidget's item?
  243. Classic GUI and threading issue
  244. Classic GUI and threading issue
  245. Don't understand qSort behaviour....
  246. How to create in memory QFile
  247. remove QVBoxLayout content in QHBoxLayout
  248. Position of QMessageBox
  249. when trying to connect to local host getting connection refused error msg.
  250. QAudioInput buffer underrun