Qt Custom Controls

reference:

https://www.cnblogs.com/georgeOfChina/p/7773141.html

 

 

1, open QtCreator, used here is Qt5.10.1 + MSVC2015_32-bit environment.

New projects, other projects -> Qt4 Designer Custom Controls -> Settings class names begin with a capital [Test] to determine, at this time no ui file

2, delete Test.h and Test.cpp, right-engineering add Qt-> Qt Designer interface type, select Widget template, change the name for the Test, at this time there is a ui file

3, code initializes

Add the header file in Test.h

#include <QtUiPlugin/QDesignerExportWidget>

In the class name preceded by QDESIGNER_WIDGET_EXPORT macro

4, open ui file, you want to design the interface

 

Here dragged three checkbox, function is also checked on a check 2,3, 2,3 1 does not tick tick

5, code implementation

Into the first checkbox in clik callback

void Test::on_checkBox_clicked()
{
    if(ui->checkBox->isChecked())
    {
        ui->checkBox_2->setChecked(true);
        ui->checkBox_3->setChecked(true);
    }
    else
    {
        ui->checkBox_2->setChecked(false);
        ui->checkBox_3->setChecked(false);
    }
}

6, compiled, generated in the corresponding folder and testplugin.lib testplugin.dll

7 to give the final document

testplugin.dll,

testplugin.lib,

test.h

 

How to use it?

1, placed under the testplugin.dll Qt library path, and path Creator

D:\Qt5.10.1\5.10.1\msvc2015\plugins\designer

D:\Qt5.10.1\Tools\QtCreator\bin\plugins\designer

2, using the corresponding version of the new construction Creator, you can see the controls ui With Test

 

3, to drag this control interface on ok