Class MLSimple

java.lang.Object
com.iizix.prop.ui.mlist.MLItem
com.iizix.prop.ui.mlist.MLSimple
All Implemented Interfaces:
IContentData<MLItemProp>, IMLArrowActionListener

public class MLSimple extends MLItem implements IMLArrowActionListener
The simple list item class.

A simple list item has a text on leading/trailing sides and a description.

The trailing side is optional as well as the description.

Author:
Christopher Mindus
  • Field Details

    • PN_TRAILING_TEXT

      public static final String PN_TRAILING_TEXT
      Property name: trailing text "tt".
      See Also:
    • PN_TRAILING_WRAP

      public static final String PN_TRAILING_WRAP
      Property name: trailing text "tw".
      See Also:
    • PN_V_TRAILING_TEXT

      public static final String PN_V_TRAILING_TEXT
      Property name: trailing text virtual column reference "V_tt".
      See Also:
    • PN_ALIGN_OPPOSITE

      public static final String PN_ALIGN_OPPOSITE
      Property name: trailing align opposite "ao".
      See Also:
    • PN_ARROW

      public static final String PN_ARROW
      Property name: display trailing arrow "arrow".
      See Also:
    • TABLE_COLUMN_NAME_OR_ATOMS

      public static Object[] TABLE_COLUMN_NAME_OR_ATOMS
      The table column atoms or property names used.
    • TABLE_COLUMN_VALUE_TYPES

      public static Value.Type[] TABLE_COLUMN_VALUE_TYPES
      Best value types for the columns.
  • Constructor Details

    • MLSimple

      public MLSimple(String text, boolean isArrowDisplayed)
      Constructor for a simple item without trailing text that is to be added into a list.
      Parameters:
      text - The leading text, null for none.
      isArrowDisplayed - Flag for arrow display.
    • MLSimple

      public MLSimple(String text, String trailing, boolean isArrowDisplayed)
      Constructor for a simple item that is to be added into a list.
      Parameters:
      text - The leading text, null for none.
      trailing - The trailing text, null for none.
      isArrowDisplayed - Flag for arrow display.
    • MLSimple

      public MLSimple(KString text, KString trailing, boolean isArrowDisplayed)
      Constructor for a simple item that is to be added into a list.
      Parameters:
      text - The leading text, null for none.
      trailing - The trailing text, null for none.
      isArrowDisplayed - Flag for arrow display.
  • Method Details

    • getType

      public MLItemType getType()
      Returns the type.
      Specified by:
      getType in class MLItem
      Returns:
      MLItemType.SIMPLE.
    • initialize

      public void initialize(MLItemProp item)
      Initializes the item property from the content data. Each list item must implement this method to provider initialization of its own and call initialize(MLItemProp).
      Specified by:
      initialize in interface IContentData<MLItemProp>
      Parameters:
      item - The item.
    • getLeadingTextColumn

      protected int getLeadingTextColumn()
      Returns the column index for the leading text. Types supporting description text must override this method.
      Specified by:
      getLeadingTextColumn in class MLItem
      Returns:
      The column index, or -1 for none.
    • getDescriptionColumn

      protected int getDescriptionColumn()
      Returns the column index for the description. Types supporting description text must override this method.
      Specified by:
      getDescriptionColumn in class MLItem
      Returns:
      The column index, or -1 for none.
    • refreshFromVS

      public void refreshFromVS(int[] columns)
      Refreshes contents from VirtualSpace.
      Specified by:
      refreshFromVS in interface IContentData<MLItemProp>
      Specified by:
      refreshFromVS in class MLItem
      Parameters:
      columns - The connected table columns indicies, -1 for none.
    • getTrailingText

      public KString getTrailingText()
      Gets the trailing text for the list item.
      Returns:
      The text, or null if none is set.
    • setTrailingText

      public boolean setTrailingText(KString text)
      Sets the trailing text for the list item.
      Parameters:
      text - The new text, or null for none.
      Returns:
      true for changed, false for no change.
    • isTrailingTextOppositeAligned

      public boolean isTrailingTextOppositeAligned()
      Returns if the trailing text is aligned to the opposite side, i.e. leading instead of trailing.
      Returns:
      true if trailing text is aligned to leading side, false for aligned to the trailing side.
    • setTrailingTextOppositeAligned

      public boolean setTrailingTextOppositeAligned(boolean opposite)
      Sets if the trailing text is aligned to the opposite side, i.e. leading instead of trailing.
      Parameters:
      opposite - Alignment flag: true if trailing text is aligned to leading side, false for aligned to the trailing side.
      Returns:
      true for changed, false for no change.
    • getTrailingTextWrap

      public int getTrailingTextWrap()
      Gets option for trailing text wrap.
      Returns:
      The trailing text wrap, multiple(0), single line(1), ellipsis(2).
    • setTrailingTextWrap

      public boolean setTrailingTextWrap(int opt)
      Sets the option for trailing text wrap.
      Parameters:
      opt - The wrap option; multiple(0), single line(1), ellipsis(2).
      Returns:
      true for changed, false for no change.
    • setTrailingTextWrapMultiple

      public boolean setTrailingTextWrapMultiple()
      Sets the option for trailing text wrap to multiple line.
      Returns:
      true for changed, false for no change.
    • setTrailingTextWrapSingle

      public boolean setTrailingTextWrapSingle()
      Sets the option for trailing text wrap to single line.
      Returns:
      true for changed, false for no change.
    • setTrailingTextWrapEllipsis

      public boolean setTrailingTextWrapEllipsis()
      Sets the option for trailing text wrap to single line.
      Returns:
      true for changed, false for no change.
    • isArrowDisplayed

      public boolean isArrowDisplayed()
      Returns if the trailing arrow is displayed or not.
      Returns:
      true to display arrow, false not to display arrow.
    • setArrowDisplayed

      public boolean setArrowDisplayed(boolean on)
      Sets if the trailing arrow should be displayed or not.
      Parameters:
      on - The display flag: true to display arrow, false not to display arrow.
      Returns:
      true for changed, false for no change.
    • addListener

      public boolean addListener(IMLArrowActionListener listener)
      Adds an action listener for the arrow. Calling this method multiple times with the same listener will have no effect (but to return false).
      Parameters:
      listener - The listener to add.
      Returns:
      true if the listener was added, false otherwise.
      Throws:
      NullPointerException - If the listener is null.
    • removeListener

      public boolean removeListener(IMLArrowActionListener listener)
      Removes an action listener for the arrow.
      Parameters:
      listener - The listener to remove.
      Returns:
      true if listener is successfully removed, false otherwise.
    • onArrowInvoked

      public void onArrowInvoked(MLItem item)
      Called when the arrow action is invoked. By default, this method will invoke all potential arrow action listeners. A subclass might override this method instead of adding a listener. This subclass should then call the super.onArrowInvoked(item) method in case listeners are added by others.
      Specified by:
      onArrowInvoked in interface IMLArrowActionListener
      Parameters:
      item - "this" item.