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This module provides classes and utilities for making GUI (Graphical User Interface) apps, like the desktop demo.
Classes
| Name |
Description
|
| Image9Slice |
An image wrapper with margins that are not stretched, and a middle that is stretched when drawn to any size.
|
| Scrollbar |
Base class for other scrollbar classes.
|
| ScrollbarH |
Horizontal Scrollbar
|
| ScrollbarV |
Vertical Scrollbar
|
| Window |
Window class inherits from the events.EventSprite class
|
| Menubar |
Represents a group of Menus drawn horizontally as a single unit.
|
| Menu |
Represents a group of MenuItems as a menu or submenu.
|
| MenuItem |
Represents a single item within a menu.
|
| InputField |
Numeric input field.
|
Functions
| Name |
Description
|
| clearScratch(width=256, height=256, color="#FFFFFF") |
Clear our off-screen "scratch" display, used for drawing or compositing things to create an image or sprite).
|
| drawMenuItem(g, menuText, left, bottom, width=100, highlighted=false, disabled=false) |
Draw a single menu item.
|
| drawMenuItem(g, menuText, left, bottom, width=100, highlighted=false, disabled=false) |
A helper function for drawMenuItem.
|
| calcMenuItemWidth(menuText) |
Calculates the menu item text width in pixels plus padding.
|
| drawMenuBottom(g, left, menuBottom, width=100) |
Draws the bottom of the menu. Note that the third parameter is the bottom of the bottommost menu item; we actually draw below that (border and shadow).
|
| setupDisplays |
Setups up the display layers.
|
Properties
| Name |
Description
|
| gfxSource |
An image template used to draw certain GUI controls. See /sys/data/desktop/desktopGfx.png for an example.
|
| smallFont |
A bmfFont. If /usr/fonts/minimicro-pro-12.bmf does not exist, then /sys/fonts/minimicro-pro-12.bmf is used.
|
| medFont |
A bmfFont. If /usr/fonts/minimicro-pro-16.bmf does not exist, then /sys/fonts/minimicro-pro-16.bmf is used.
|
| largeFont |
A bmfFont. If /usr/fonts/minimicro-pro-20.bmf does not exist, then /sys/fonts/minimicro-pro-20.bmf is used.
|
| images |
A map of various control images pulled from the gfxSource image.
|
Constants
Window.dragMode
| Name |
Description
|
| kDragMove |
Moving the window
|
| kDragResize |
Stretching the window
|
| kDragSelect |
Selecting stuff within the window
|
Window.partHit
| Name |
Description
|
| kPartTitle |
Title bar
|
| kPartFrame |
Frame
|
| kPartResize |
Resize grip box
|
| kPartContent |
Content area
|
Drawing
| Name |
Description
|
| kScrollbarSize |
Default thickness for any scrollbar
|
| kMenuBarHeight |
Height of the menu bar at top of screen
|
| kMenuItemHeight |
Height of one item in a menu
|
Misc.
| Name |
Description
|
| selectionColor |
Color string
|
| scrollWheelSpeed |
Distance to scroll when mouse wheel is turned
|
