Understanding RotatedLabelGeneralPage

In this class, the buildUI( ) method creates the content for the General page in the property editor, adding the following display text controls:

Font

Rotation Angle

Size

Listing 18‑8 shows the code for the buildUI( ) method.

Listing 18‑8 The buildUI( ) method

public void buildUI( Composite parent )

{

super.buildUI( parent );

container.setLayout( WidgetUtil.createGridLayout( 5, 15 ) );

LibraryDescriptorProvider provider = new LibraryDescriptorProvider( );

librarySection = new TextSection( provider.getDisplayName( ),

container,

true );

librarySection.setProvider( provider );

librarySection.setGridPlaceholder( 2, true );

addSection( RotatedLabelPageSectionID.LIBRARY, librarySection );

// display text property

separatorSection = new SeperatorSection(
container, SWT.HORIZONTAL );

addSection( RotatedLabelPageSectionID.SEPARATOR,
separatorSection );

TextPropertyDescriptorProvider nameProvider =
new TextPropertyDescriptorProvider( "displayText",
ReportDesignConstants.EXTENDED_ITEM );

TextSection nameSection = new TextSection(
"Display text:",
container,
true );

nameSection.setProvider( nameProvider );

nameSection.setGridPlaceholder( 3, true );

nameSection.setWidth(200 );

addSection( RotatedLabelPageSectionID.DISPLAY_TEXT,
nameSection );

// rotation angle property

TextPropertyDescriptorProvider angleProvider =
new TextPropertyDescriptorProvider( "rotationAngle",
ReportDesignConstants.EXTENDED_ITEM );

TextSection angleSection =
new TextSection( "Rotation Angle:",
container,
true );

angleSection.setProvider( angleProvider );

angleSection.setGridPlaceholder( 3, true );

angleSection.setWidth( 200 );

addSection( RotatedLabelPageSectionID.ROTATION_ANGLE,
angleSection );

//font family property

ComboPropertyDescriptorProvider fontFamilyProvider =
new ComboPropertyDescriptorProvider(
StyleHandle.FONT_FAMILY_PROP,
ReportDesignConstants.STYLE_ELEMENT );

ComboSection fontFamilySection =
new ComboSection( fontFamilyProvider.getDisplayName( ),
container,
true );

fontFamilySection.setProvider( fontFamilyProvider );

fontFamilySection.setLayoutNum( 2 );

fontFamilySection.setWidth( 200 );

addSection( PageSectionId.LABEL_FONT_FAMILY,
fontFamilySection );

//font size property

FontSizePropertyDescriptorProvider fontSizeProvider =
new FontSizePropertyDescriptorProvider(
StyleHandle.FONT_SIZE_PROP,
ReportDesignConstants.STYLE_ELEMENT );

FontSizeSection fontSizeSection = new FontSizeSection(
fontSizeProvider.getDisplayName( ),
container,
true );

fontSizeSection.setProvider( fontSizeProvider );

fontSizeSection.setLayoutNum( 4 );

fontSizeSection.setGridPlaceholder( 2, true );

fontSizeSection.setWidth( 200 );

addSection( PageSectionId.LABEL_FONT_SIZE,
fontSizeSection );

createSections( );

layoutSections( );

}