diff options
Diffstat (limited to 'vaadin-app/src/ch/asynk/helloworld/DataMappingLayout.java')
| -rw-r--r-- | vaadin-app/src/ch/asynk/helloworld/DataMappingLayout.java | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/vaadin-app/src/ch/asynk/helloworld/DataMappingLayout.java b/vaadin-app/src/ch/asynk/helloworld/DataMappingLayout.java deleted file mode 100644 index 42801d8..0000000 --- a/vaadin-app/src/ch/asynk/helloworld/DataMappingLayout.java +++ /dev/null @@ -1,170 +0,0 @@ -package ch.asynk.helloworld; - -import com.vaadin.terminal.UserError; -import com.vaadin.data.Property; -import com.vaadin.data.Property.ValueChangeEvent; -import com.vaadin.data.util.ObjectProperty; -import com.vaadin.data.Validator; -import com.vaadin.data.validator.DoubleValidator; -import com.vaadin.ui.Alignment; -import com.vaadin.ui.AbstractComponent; -import com.vaadin.ui.VerticalLayout; -import com.vaadin.ui.FormLayout; -import com.vaadin.ui.Panel; -import com.vaadin.ui.Label; -import com.vaadin.ui.Button; -import com.vaadin.ui.Button.ClickEvent; -import com.vaadin.ui.TextField; - -public class DataMappingLayout extends VerticalLayout { - // - private static final long serialVersionUID = 1L; - // - private Context ctx = null; - - public DataMappingLayout(Context context) { - ctx = context; - // - final AbstractComponent pa = buildPanel(); - pa.setWidth(600,UNITS_PIXELS); - pa.setHeight(400,UNITS_PIXELS); - addComponent(pa); - setComponentAlignment(pa, Alignment.MIDDLE_CENTER); - // - } - // - private AbstractComponent buildPanel() { - Panel panel = new Panel("Data Mapping Layout"); - FormLayout layout = new FormLayout(); - panel.setContent(layout); - // - final TextField tf1 = new TextField("Property.ValueChangeListener"); - tf1.setImmediate(true); - layout.addComponent(tf1); - final Label lb1 = new Label(); - lb1.setCaption("The Value"); - layout.addComponent(lb1); - tf1.addListener( new Property.ValueChangeListener() { - private static final long serialVersionUID = 1L; - @Override - public void valueChange(ValueChangeEvent event) { - String value = (String) tf1.getValue(); - lb1.setValue(value); - } - }); - // - Double trouble = 66.6; - final ObjectProperty<Double> property = new ObjectProperty<Double>(trouble); - final TextField tf2 = new TextField("ObjectProperty + Validator", property); - tf2.setImmediate(true); - tf2.addValidator( new DoubleValidator("It should be a double") ); - //tf2.setValidationVisible(false); // nothing will happen - layout.addComponent(tf2); - final Label lb2 = new Label(property); - lb2.setCaption("The Value"); - layout.addComponent(lb2); - // - final TextField tf3 = new TextField("No spaces"); - layout.addComponent(tf3); - tf3.setComponentError(null); // (actually the default) - final Button b1 = new Button("Ok!"); - layout.addComponent(b1); - b1.addListener(new Button.ClickListener() { - private static final long serialVersionUID = 1L; - @Override - public void buttonClick(ClickEvent event) { - if (! ((String) tf3.getValue()).matches("^\\w*$")) { - tf3.setComponentError(new UserError("Must be letters and numbers")); - } else { - tf3.setComponentError(null); - } - } - }); - // - // final Validator intValidator = new Validator() { ... } - class MyIntValidator implements Validator { - private static final long serialVersionUID = 1L; - public boolean isValid(Object value) { - if (value == null || !(value instanceof String)) { - return false; - } - return ((String) value).matches("[1-9][0-9]{4}"); - } - public void validate(Object value) throws InvalidValueException { - if (!isValid(value)) { - if (value != null && value.toString().startsWith("0")) { - throw new InvalidValueException("Must not start with a zero."); - } else { - throw new InvalidValueException("Must be a number 10000-99999."); - } - } - } - }; - final TextField tf5 = new TextField("MyIntValidator"); - tf5.addValidator(new MyIntValidator()); - tf5.setImmediate(true); - layout.addComponent(tf5); - // - class IntegerObjectProperty implements Property { - private static final long serialVersionUID = 1L; - Integer data = 0; - boolean readOnly = false; - public Class<?> getType() { - return Integer.class; - } - public Object getValue() { - return data; - } - public boolean isReadOnly() { - return readOnly; - } - public void setReadOnly(boolean newStatus) { - readOnly = newStatus; - } - public void setValue(Object newValue) throws ReadOnlyException, ConversionException { - if (readOnly) - throw new ReadOnlyException(); - if (newValue instanceof Integer) - data = (Integer) newValue; - else if (newValue instanceof String) - try { - data = Integer.parseInt((String) newValue, 16); - } catch (NumberFormatException e) { - throw new ConversionException("Must be an integer (from property)"); - } - else - throw new ConversionException("Unknown entry type (from property)"); - } - @Override - public String toString() { - return Integer.toHexString(data)+" (hex)"; - } - }; - final IntegerObjectProperty intProperty = new IntegerObjectProperty(); - intProperty.setValue(666); - final TextField tf4 = new TextField("MyObjectProperty",intProperty); - tf4.setImmediate(true); - tf4.setErrorHandler(new ComponentErrorHandler() { - private static final long serialVersionUID = 1L; - @Override - public boolean handleComponentError(ComponentErrorEvent event) { - tf4.setComponentError(new UserError("Must be an integer (from handler)")); - return true; - } - }); - layout.addComponent(tf4); - // - Button nextButton = new Button("next layout"); - nextButton.setDescription("Go to next layout"); - layout.addComponent(nextButton ); - nextButton.addListener( new Button.ClickListener() { - private static final long serialVersionUID = 1L; - @Override - public void buttonClick(ClickEvent event) { - getApplication().getMainWindow().setContent( new LayoutLayout(ctx) ); - } - }); - // - return panel; - } -} |