qt

You may wonder why the qmake CONFIG variable has values that you never set. Sometimes, you even need to remove some values from CONFIG in your .pro file using: CONFIG […]

You may never notice the interaction between Qt Creator and the GDB debugger in the past. The communication between Qt Creator and GDB is hidden well. You are supposed to […]

If you got an app that was built with Qt lib, how do you get the version of Qt? Suppose you only have the .exe file, you have not the […]

Qt Creator loads the GDB pretty printers in the following manner. First, it imports the gdbbridge module by running the following gdb command. python from gdbbridge import * The file […]

Some day, you may want to debug qmake, … for fun. How to debug qmake? In the source directory of qmake(c:\Qt5.12.1\5.12.1\Src\qtbase\qmake), you will find a .pro file qmake.pro, which would […]

You can find some qt configure options in its official document. But more options are undocumented. To get a full list of qt configure options, you should understand how qt […]

.pro file can specify a subdirs template. You may think to use subdirs template, you need to create sub directories and create sub project files in them. But actually you […]

How do you display multiple-line messages in .pro file? The following code does not work. message(“First line\nSecond line”) The backslash is indeed an escape character in the string, but it […]

We’ve known the role of the configure script in configuring Qt for build. The last step of the configure script is to call qmake.exe to complete the remaining configuration. The […]

If you want to build qt from source code, the first thing you would do is to run the Qt configure script. Where is the Qt configure script? The Qt […]