Slot-Based Scheduling
Slot-based scheduling can be an effective way to measure team productivity and performance. For example, a technology company may use information about deadlines to plan ahead and set goals. It can also help companies measure the results of specific efforts and track positive results. If implemented correctly, slot-based scheduling can increase team productivity and performance.
Function used to get information about state changes in other widgets
A slot function gets information from other widgets about state changes. For instance, a QLCDNumber widget uses the slot to set its displayed number. The slot is a public member function and part of the Qt class interface. Several example programs connect the newValue() signal of QScrollBar to the slot of display(). This allows Qt to choose the appropriate version of display() based on the context.
It emits a signal
A Slot is a type of object that emits a signal. It can be implemented by any method on a class, and any function can be a slot. The signal information is passed from one slot to the next. It is possible to have multiple slots in the same application, and the signals can be shared across the application.
It receives a signal
A slot is an object that receives a signal and responds to it. A signal may be connected to many slots. The slot must be able to distinguish between the different signals in order to respond to them correctly.
It transmits a signal to other widgets
Qt provides a mechanism called a slot which can be used to communicate with other widgets. Basically, a slot is a function which is called by a widget when it receives a signal from another widget. Typically, a signal comes from a button or a widget that has been clicked. These signals can be connected to the slots of other widgets to make them act accordingly.
It emits a signal to other widgets
The Slot widget emits a signal that other widgets can receive. Several widgets on a page can be connected to a slot. This allows the signal of one widget to be executed by all connected widgets. A signal is also useful for connecting signals that are coming from different widgets.