Qt Form and main.cpp communication -

-

is a QT project with mainwindow (GUI application), how can I communicate with my main communication through my form

You can use the QT signal / slot functionality You can.

Example:

// on mainwindow.cpp. Pasted as a title on Delcare onButton () ButtonClicked on title zero () {++ myVar; } Connect (myButton, Signal (click) ()), this, slot (onButtonClicked ());

.


Comments

Post a Comment

Popular posts from this blog

Folder list php -

-
I want to list folder names in the list. There is a file to show the folder name. There is already a problem, please do a test. Another code would be OK. & lt ;? Php function getFileList ($ folder name, $ fileType = "") {if (substr ($ folderName, strlen ($ folderName) - 1)! = "/") {$ Folder name. = '/'; } Foreach (Globe ($ folderName. '*'. $ FileType) $ filename) {if_dir ($ filename)) {$ type = 'folder'; } And {$ type = 'file'; } Echo str_replace ($ folderName, '', $ filename. ' '); }} // call function getFileList ('folder name'); // List of all files? & Gt; & Lt; Select class = "form" name = "userlevel" size = "1" & gt; & Lt; Option value = "& lt ;? php getFileList ('theme') ;? & gt;" & Gt; فولدر 1 & lt; / Options & gt; & Lt; Option value = "& lt ;? php getFileList ('theme') ;? & gt;" ...
Read more

objective c - How to open front/back camera at the same time in iOS developing? -

-
I want to use the front and rear camera at the same time in iOS development: when I take a photo back After the camera, the front camera can be opened and another can take a photo. By the way, these two photos are in a picture: vertical arrangement. Has anyone done this before? UIImagePickerController to take the picture, and to determine which camera is used Is in. / P> To merge the pictures, I found an example through search (its recommendation in the future)
Read more

GO: Serve static pages -

-
I'm trying to display a static page with Go. Go: Package main import "net / http" function main () {fs: = http.FileServer (http.Dir ("static / house")) Http: .handle ("/", fs) http.ListenAndServe (": 4747", zero)} directory: project / stable home Html edit.html project.go When I run it, the web page displays links to edit.html and home.html instead of displaying a static page from home.html is. What am I doing wrong. Is this the best way to serve files? I know that there are other ways like From the HTML / templates package, but I'm not sure what is the difference between each of these methods and when. Thanks! fancy main () {http.Handle ("/", http.FileServer (Http) .ir ("static")) http.ListenAndServe (": 4747", zero)} You do not need static / home , just Static . and when you do not have index.html in / static , the directory instead Content appears. Just change the name of...
Read more