mainwindow

i have created a new mainwindow in qt designer. i have also set an action for all the buttons. i am not able to link the individual buttons for there specific use. for e.g. how should i open a saved file when i press open button in my created mainwindow....
please help asap.
THANK YOU in advance.

You should read about signals and slots.

Code:

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connect(myButton, SIGNAL(clicked()), this, SLOT(doSomething());

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or

Code:

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connect(myAction, SIGNAL(triggered()), this, SLOT(doSomething());

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