The Book of Qt 4: The Art of Building Qt Applications
The Book of Qt 4: The Art of Building Qt Applications
Couldn't load pickup availability
Signals and slots are the backbone of event-driven programming in Qt, offering a flexible and efficient mechanism for inter-object communication
The Book of Qt 4: The Art of Building Qt Applications QtDesigner Signals and Slots 13K views · 2 years agomore How Qt Signals & Slots Work
Signals and slots are the backbone of event-driven programming in Qt, offering a flexible and efficient mechanism for inter-object communication
qt slot signal QT library · Qt::DirectConnection
使用Qt的信号和槽(Signals and Slots)机制有以下好处:松耦合:通过信号和槽,对象之间的通信是松耦合的。发送者不需要知道接收者的具体实现细节,
qt slot Use a Property, Signal or Slot? · Slots allow communication from QML to C++: Slots are used to trigger C++ code from QML You can use parameters and return
Qt's signals and slots mechanism ensures that if you connect a signal to a slot, the slot will be called with the signal's parameters at the right time
Materials
Materials
Crafted from Italian cow leather, and suede. Comes with switchable straps, can be used as top handle bag or shoulder bag. Ultrasuede® interior.
Shipping & Returns
Shipping & Returns
Free shipping and returns available on all
orders!
We ship all US domestic orders
within 5-10 business days!
Dimensions
Dimensions
h:14 X w:19 cm (5 1/2 X 7 1/2 in)
Care Instructions
Care Instructions
Share
![The Book of Qt 4: The Art of Building Qt Applications](10053.jpg)
![The Book of Qt 4: The Art of Building Qt Applications](10052.png)
![The Book of Qt 4: The Art of Building Qt Applications](10023.png)
![The Book of Qt 4: The Art of Building Qt Applications](10010.png)
![The Book of Qt 4: The Art of Building Qt Applications](10097.png)
![The Book of Qt 4: The Art of Building Qt Applications](10089.png)
![The Book of Qt 4: The Art of Building Qt Applications](10062.jpg)
![The Book of Qt 4: The Art of Building Qt Applications](10021.png)
The Book of Qt 4: The Art of Building Qt Applications
Define your own class with Qt signals and slots: To provide a class with its own signals and slots, the following applies Rules to be followed:
-
Free Shipping
We offer free worldwide express shipping on all orders. You'll receive your order an estimated 1–4 days after shipment.
-
Hassle-Free Exchanges
Exchanges are free. Try from the comfort of your home. We will collect from your home, work or an alternative address.