ST STM32CubeF4, User Manual

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UM1743 Kernel description
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3.5.2 ST slider skin
A new slider skin is delivered with STM32F4 demonstration based on STemWin graphical
library. The new skin offers the possibility to change the slider color and the behavior as
shown in
Figure 12 .
Figure 12. Slider skin
3.6 Kernel menu management
The main demonstration menu is initialized and launched by the GUI thread. Before the
initialization of the menu the following actions are performed:
• Draw the background image.
•
Create the status bar (not applicable for STM32F479I-EVAL, STM32F469I-DISCO and
STM32F412G-DISCO demonstrations).
• Restore general settings from backup memory.
•
Setup the main desktop callback to manage main window messages.
The main desktop is built around two main graphical components:
• The status bar ( Figure 13 and Figure 14 ): indicates the storage units connection status,
current time and date and a system button to allow to get system information like
(running task, CPU load, and kernel log).
•
The icon view widget ( Figure 15 and Figure 16 ): contains the icons associated to
added modules. User can launch a module by a simple click on the module icon.