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In short - you can't. Beginning with Qt4.0 Qt Designer seized to be an all-purpose development environment and became strictly a GUI Designer which can easily be incorporated into real IDEs like Visual Studio, Eclipse or KDevelop.
Furthermore the concept of UI files changed as well. In Qt4 uic no longer generates a class derived from QWidget or one of its subclasses. Instead it creates a small class which needs to be embedded into a real subclass of QWidget or its subclass.
This real subclass is a place where you should add signals or custom slots.
Read documentation related to the issue for more details.
In short - you can't. Beginning with Qt4.0 Qt Designer seized to be an all-purpose development environment and became strictly a GUI Designer which can easily be incorporated into real IDEs like Visual Studio, Eclipse or KDevelop.
Furthermore the concept of UI files changed as well. In Qt4 uic no longer generates a class derived from QWidget or one of its subclasses. Instead it creates a small class which needs to be embedded into a real subclass of QWidget or its subclass.
This real subclass is a place where you should add signals or custom slots.
Read documentation related to the issue for more details.
