Module zng_wgt_scroll::cmd

Commands that control the scoped scroll widget.

The scroll widget implements all of this commands scoped to its widget ID.

Structs

• ScrollRequest
  Parameters for the scroll and page commands.
• ScrollToRequest
  Parameters for the SCROLL_TO_CMD.

Enums

• ScrollToMode
  Defines how much the SCROLL_TO_CMD will scroll to showcase the target widget.
• ScrollToTarget
  Target for the SCROLL_TO_CMD.

Statics

• AUTO_SCROLL_CMD
  Represents the auto scroll toggle.
• PAGE_DOWN_CMD
  Represents the page down by one v_page_unit action.
• PAGE_LEFT_CMD
  Represents the page left by one h_page_unit action.
• PAGE_RIGHT_CMD
  Represents the page right by one h_page_unit action.
• PAGE_UP_CMD
  Represents the page up by one v_page_unit action.
• SCROLL_DOWN_CMD
  Represents the scroll down by one v_line_unit action.
• SCROLL_LEFT_CMD
  Represents the scroll left by one h_line_unit action.
• SCROLL_RIGHT_CMD
  Represents the scroll right by one h_line_unit action.
• SCROLL_TO_BOTTOM_CMD
  Represents the scroll to bottom action.
• SCROLL_TO_CMD
  Represents the action of scrolling until a child widget is fully visible, the command can also adjust the zoom scale.
• SCROLL_TO_LEFTMOST_CMD
  Represents the scroll to leftmost action.
• SCROLL_TO_RIGHTMOST_CMD
  Represents the scroll to rightmost action.
• SCROLL_TO_TOP_CMD
  Represents the scroll to top action.
• SCROLL_UP_CMD
  Represents the scroll up by one v_line_unit action.
• ZOOM_IN_CMD
  Represents the zoom in action.
• ZOOM_OUT_CMD
  Represents the zoom out action.
• ZOOM_RESET_CMD
  Represents the reset zoom action.
• ZOOM_TO_FIT_CMD
  Represents the zoom to fit action.

Traits

• ScrollToTargetProvider
  Provides a target for scroll-to command methods.

Functions

• auto_scroll
  Scroll at the direction and velocity (dip/sec) until the end or another auto scroll request.
• scroll_to
  Scroll all parent is_scroll widgets of target so that it becomes visible.
• scroll_to_zoom
  Like scroll_to, but also adjusts the zoom scale.