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View Full Version : Qt Programming



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