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View Full Version : Qt Programming


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  1. QProcess::~QProcess() deadlocks program if the child crashed
  2. Qt and OpenGL: gluPerspective
  3. Where's the Widget Window?
  4. ReadMultiple Files at one time
  5. WA_QuitOnClose weird in Qt5 ?
  6. conversion to 'const QObject *' exists, but is inaccessible
  7. qglwidget, mdi and coords
  8. Regarding two function, readyread() and isReadable difference in QtcpSocket class
  9. Remove a string from QTextEdit help
  10. unable to display unicode from file at run time
  11. QTcpSocket write data with packet loss - Idiot proof sample does not work!
  12. invalid use of member (did you forget the '&' ?)
  13. QTextDocument: borders style for particular cells
  14. Qt QTableWidget - Cell Widget static position on MacOsX
  15. Issue With QFileSystemModel ??
  16. Dealing with some GUI troubles on Windows 7 and Aero Glass
  17. scroll to first tab in QTabWidget
  18. fit image size to frame
  19. MAC ONLY- Vertical Scroll problem with QTableWidget
  20. Setting CSS style through web pages and QWidgets
  21. Suggestions for particular text format in QTextEdit
  22. Reading Japanese chars from QNetworkReply
  23. Compile driver Postgress 9.2 Qt5.0.1 MinGW
  24. Add menubar to QDialog or convert QDialog to QMainWindow ?
  25. Console Application to hit different url multiple times within a program
  26. 'X' button signal
  27. Reorganize elements in a QGridLayout
  28. QWebView: print problems
  29. QTabWidget missing icon in current tab OS X
  30. Crash in editorEvent with a delete key press event
  31. How to set custom X11 colormap on Widget
  32. SIGNAL and SLOT problem
  33. Help!! Embbed token authentication with Qt and Windows login
  34. Firebird 2.5 Compare DataBases
  35. Multiple QListWidget Sorting Problem
  36. QT's Scribble example
  37. Viewing and zooming images
  38. QtWebKit module won’t be found?
  39. How to create Android Style On/Off-Toggle switch in Qt/C++
  40. A* pathfind algorithm and Grid
  41. Manually RGB Point Drawing
  42. QGraphicsView framework performance
  43. how to add and delete the text from dynamically created line edits
  44. Getting mouse coordinates from the QGraphicsView's referential
  45. Mapping Coordinates of a Widget in a QHorizontal Layout to central Widget
  46. gridlayout with QPushButton,QIcons and QLabel with trasparent background
  47. QSplashScreen in a derived class from QApplication
  48. tab widget with two entries
  49. inconsistant doubleclick edit behavior with qtableview
  50. About Border-image
  51. About the custom status bar
  52. QSQL error on insert into statement
  53. How to access TextEditBox of one class in another class in another file
  54. Working with multiple local QDialogs
  55. Two class, two headers files - one problem.
  56. How to make a dynamically created user menu with checkbox
  57. Bug in QStringList custom sort
  58. QTreeWidget Saving items
  59. QgraphicsView rubber band selection rectangle not visible
  60. Putting all widgets in QGraphicsView using QGraphicsProxyWidgets - Good idea?
  61. why qtnetworkaccessmanager don't go to authenticationRequired
  62. Sql query to retrieve database table data
  63. Spliting data aquisition/visualisation into threads
  64. Edit Feature works perfect if I do not change index...
  65. customized widget overwrites mainwindow paintevent()
  66. Qt 5 linux deployment - using qt.conf for dynamic linking
  67. use value from dynamically created widget in a slot
  68. set background image for frames and labels
  69. How to set window to active window based on QProcess?
  70. How to give mythread.cpp access to UI (the one in mainwindow.cpp)?
  71. A* algorithm
  72. help for reading excel using QT 4.8
  73. QMainWindow destroying
  74. How to distinguish multiple Keyboards (HID devices)
  75. Enable Drag & Drop between QTableWidget and QLineEdit
  76. Problem with registerField() in a simple implementation of QWizard
  77. issues with UIC not creating cpp files after migrating from 4.7.4 to 4.8
  78. Playing video in Qt 5.x under Windows XP
  79. QTextStream gut functionallity on errors
  80. QFrame doesn't resize as it should
  81. Qt4 Phonon slow loading
  82. CPU consumption
  83. Automate Mousse click event
  84. qInitResources_mimetypes() crashes
  85. QSLQuery and progress messages
  86. 3D Border Style for Rectangle in QML
  87. How to make some items non movable on scene
  88. Add letterbox to resized QPixmap
  89. Reading file using QFile class
  90. Style sheet not applied by inheritance ?
  91. Use own Class in some Qt class
  92. Getting main app process
  93. grayscaled image from number matrix
  94. fetchMore() not working on the top-level index in a QFileSystemModel
  95. QList Question
  96. 2 images qt-qml app
  97. Text from standart output
  98. Release libraries bigger than debug libraries
  99. QProcess::start not work in windows 7
  100. Issues with QKeySequence when porting to Qt5
  101. QtAbstractModel and checkboxes
  102. Adding Icons to Combobox Items such that Icons are visible at the Right Side
  103. QPixmap memory leak problem
  104. Unable to edit in editarea after minimizing the Mainwindow of My application
  105. Editing QGrahpicsTextItem with QWidget
  106. OpenGL surfaces frozen (QGLWidget)
  107. QCompler in QComboBox strange behaviour
  108. QThread misunderstanding...I suppose!
  109. Cannot load DLL.
  110. A problem with checkbox in QTableView with delegate and model.
  111. run qt program on linux
  112. save screenshots as a movie?
  113. How to know whether a pushbutton is highlighted?
  114. QFile reading problem
  115. Qt qith ssl on Windows 7 x64
  116. how to make the QGraphicsScene resize automaticly
  117. How to wrap QToolTip text character-by-character instead of wrap at word-breaks ?
  118. how to read and write into an existing qsetting file
  119. How do I create a directory ?
  120. QProcess Shell Command (Linux) Elevate Privileges?
  121. Help with qt plugin
  122. how to customize edit key in QTableView?
  123. QtQuick2.0 and Graphic Card
  124. Close child dialog when click outside of it
  125. QScrollArea horizontal scrollbar problem
  126. QGraphicsScene doesn't return items at point
  127. Why show the incorrect TIFF image by QImageReader Read
  128. [QT5]QWebView autoscroll to bottom
  129. Adding Ui created widget into manually created main widget
  130. chase mouse x,y values
  131. Transparent background can't erase the old when using qpainter in paintevent
  132. error: undefined reference to qInitResources_pbuffers()
  133. console always popup in release mode
  134. how to use mingw32 with qt 4.7
  135. QUdpSocket and priority
  136. Assign external 3D to GLWidget
  137. pan view of QGraphicsView
  138. Can you retrieve QSqlQuery.LastError after QSqlQuery.Finish?
  139. Problem with Qt Netbeans, method calls
  140. QPixmapCache calculating needed cache
  141. QTableWidget/View resizeColumnsToContents not respected until scroll (PyQt4)
  142. QEventLoop not closing
  143. QTreeview DecorationRole icon depending on expanded
  144. QLineEdit and QPushButton heights
  145. QTcpSocket Newbie Question (not all data being received)
  146. Model-/View-Programming: How to store the underlying data/different approach?
  147. Issue with custom delegate in tableview
  148. add qt widgets to opengl widget
  149. QtConcurrent and QSqlQuery
  150. QTservice stop() problem
  151. Surprising problem when making a subclass of a subclass of QApplication
  152. QTabWidget Place icon with no text and stretch icon over tab
  153. QtConcurrent std::bad_alloc
  154. Qt::WindowStaysOnTopHint not working properly
  155. modifying QSet via STL iterator
  156. Connecting SQLite databse with QT
  157. "Cannot obtain a handle to the inferior: The parameter is incorrect."Error on Runtime
  158. QpolygonF: order of points
  159. Access to UI elements from another class c++
  160. QLabel in QStatusbar
  161. To set keyboard focus on QMenu item pragrammatically
  162. Compiler Option /Zc:wchar_t
  163. QStyledItemDelegate.sizeHint() works only if my TableModel has rows
  164. how to extract audio format from a sound file
  165. Qt5 on Raspberry Pi EGLFS wrong screen resolution
  166. Qtreeview not displaying data (data() is called)
  167. [Help] Configure static compile with Qt 5.0.2
  168. why get me this error about connection to SQL? help plz?
  169. Passing Value from textbox of one form to the textbox of another form
  170. QSQLITE database changes not showing up in database
  171. layout update problem
  172. Empty SQlite Database
  173. How to filter model from QStandardItemModel for uniqe values
  174. Add widget to Scroll area widget contents
  175. Issue with ProxyModel with tableview and VerticalHeader
  176. Using more than one QStyle
  177. How to change Qlabel text color (QPalette not working, Stylesheet too slow)
  178. how to use a project as a library in another project
  179. How to access stylesheet color values programatically
  180. QDockWidget showFullScreen() only works on Windows
  181. QWidget not getting MouseButtonRelease event when embedded in QGraphicsScene
  182. QUrl/QNAM access to local login file
  183. getExistingDirectory doesn not expand directory tree
  184. QNetworkAccessManager strange problem and behavior
  185. Delegate not calling createEditor()
  186. Windows Certificate Store access
  187. QToolBoxitem issue
  188. Dragable QDockWidget tabs with no title bar?
  189. USB connected event using Qt in Linux OS
  190. UI hangs when either QThread or QTimer invoked
  191. QGroupBox title position
  192. HOWTO: Connect Qt Signals & Slots with Boost Signals & Slots
  193. Transform a QVector / QStringList in a va_list
  194. Execute sql queries on multiple databases
  195. Qgraphicsview zoom issue
  196. [SOLVED]Sending SMS by using QNetworkAccessManager, QNetworkRequest and GET function
  197. Long hang on application termination
  198. [SOLVED][PyQt4] QSortFilterProxyModel modify QStandardItemModel and QTreeView ??
  199. How to add class member function in QScriptEngine
  200. QGraphicsItem move
  201. QNAM and failed ftp requests
  202. Qt 5.0.1 + Visual Studio 2012 + OpenGL Error
  203. QToolTip tables adding an extra row
  204. qDebug donsn't display 0x00
  205. disable pushbutton focus after mouse released
  206. how to emit from thread
  207. QtCreator - Plain C++ Project Hello World only runs without "endl"
  208. Using Qt instead of lt_dlsym (libtool)
  209. Dequeue fails
  210. Comments Cleaner
  211. Highlight the text in QWidget on mouseMoveEvent
  212. Modify ScrollButton position in TabBar
  213. Compiling 64-bit Code
  214. QThread, bad file descriptor
  215. Copy to a memory image png or bmp
  216. How to change the color of odd (or even) lines in a list of QtreeWidgetItems ?
  217. multiple definitoin of variable
  218. How to verify the validity of opentyoe or truetype fonts?
  219. How to update database with dynamically created widget values
  220. Phonon VideoPlayer wrong color
  221. Dealing With a Graphical Issue in ToolBar
  222. QTreeView and expanding items just added
  223. Include cryptopp windows
  224. Debug issue in QtCreator
  225. metaObject() function retrieves exception
  226. how to know which is the class that sends the signal in qt ?
  227. QWebView printing issue
  228. How to know the signal which caused a qstate transition
  229. Subclass QList<T>
  230. read a huge file over 100GB
  231. How to register pointer type in qScriptRegisterMetatype?
  232. references or values?
  233. Audio Recording from microphone in Qt
  234. Get the 'My documents' directory or similar
  235. QSqlQuery / bindValue syntax
  236. struggling with QT JAVA
  237. QItemDelegate with QTextEdit
  238. QTextEdit and toHtml()
  239. setting QSerialPort port
  240. QWebView with two instances of QApplication
  241. Link error QtCore.dynlist in cygwin
  242. QFileDialog Trouble
  243. QThread and New Object Creation
  244. Problem with QTabWidget::setTabText(...) function
  245. How to plot a 3D graph (surfaceplot) from a Mat type of OpenCV using qwtplot3D?
  246. QGLWidget and draw string
  247. Visual Studio 2012 + Qt5.0.2 Compilation Error
  248. Mixing Debug and Release binaries
  249. Can not capture expected mouse move event from GraphicsItem::sceneEventFilter
  250. Using QButtonGroup in Designer - Ways to set ID?