Examples with WHeading com.github.bordertech.wcomponents.WHeading used on opensource projects

Example 21 with WHeading

use of com.github.bordertech.wcomponents.WHeading in project wcomponents by BorderTech.

the class WRadioButtonSelectExample method addAntiPatternExamples.

/**
 * Examples of what not to do when using WRadioButtonSelect.
 */
private void addAntiPatternExamples() {
    add(new WHeading(HeadingLevel.H2, "WRadioButtonSelect anti-pattern examples"));
    add(new WMessageBox(WMessageBox.WARN, "These examples are purposely bad and should not be used as samples of how to use WComponents but samples of how NOT to use them."));
    // Even compound controls need a label
    add(new WHeading(HeadingLevel.H3, "WRadioButtonSelect with no labelling component"));
    add(new ExplanatoryText("All input controls, even those which are complex and do not output labellable HTML elements, must be associated with" + " a WLabel or have a toolTip."));
    add(new WRadioButtonSelect("australian_state"));
    // submitOnChange is a WRadioButtonSelect no no!!
    add(new WHeading(HeadingLevel.H3, "WRadioButtonSelect with submitOnChange"));
    add(new ExplanatoryText("SubmitOnChange is bad in most cases but terrible with radio buttons because there is no way to change the selection" + " between non-contiguous options using the keyboard without having multiple page submits.\nIn the following example try to change " + "the selection from 'Outside Australia' to 'Queensland' using only your keyboard. To make this easier the WRadioButtonSelect has" + " an access key of 'M'"));
    final WRadioButtonSelect select = new SelectWithSelection("australian_state");
    final WTextField selected = new WTextField();
    selected.setReadOnly(true);
    select.setActionOnChange(new Action() {

        @Override
        public void execute(final ActionEvent event) {
            // does not matter what this is
            selected.setText(select.getValueAsString());
        }
    });
    select.setSubmitOnChange(true);
    // now put them all into the UI
    WFieldLayout layout = new WFieldLayout();
    add(layout);
    WField selectField = layout.addField("Make a selection to update the page", select);
    selectField.getLabel().setAccessKey('M');
    layout.addField("Selected option", selected);
    // Too many options anti-pattern
    add(new WHeading(HeadingLevel.H3, "WRadioButtonSelect with too many options"));
    add(new ExplanatoryText("Don't use a WRadioButtonSelect if you have more than a handful of options. A good rule of thumb is fewer than 10."));
    // use the country code list at your peril!!
    WRadioButtonSelect rbsTooBig = new WRadioButtonSelect(new String[] { "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z" });
    rbsTooBig.setButtonLayout(WRadioButtonSelect.LAYOUT_COLUMNS);
    rbsTooBig.setButtonColumns(6);
    rbsTooBig.setFrameless(true);
    rbsTooBig.setToolTip("Select your country of birth");
    add(rbsTooBig);
    // Don't use a radioButtonSelect if the user can make no selection unless you provide a null option
    add(new WHeading(HeadingLevel.H3, "Optional WRadioButtonSelect with no null option"));
    add(new ExplanatoryText("Once a radio button group has a selection it cannot be removed. If a WRadioButtonSelect is not mandatory it should" + " include a 'none of these' type null option.\nWhat happens if you make a selection in the following but then change your mind" + " (even ugly chairs are not your scene). To concentrate the mind I have made a selection for you."));
    WRadioButtonSelect noneOfTheAboveSelect = new SelectWithSelection(new String[] { "spike", "broken glass", "ugly chair", "wet paint" });
    noneOfTheAboveSelect.setButtonLayout(WRadioButtonSelect.LAYOUT_FLAT);
    noneOfTheAboveSelect.setFrameless(true);
    layout = new WFieldLayout();
    add(layout);
    layout.addField("Where would you like to sit?", noneOfTheAboveSelect);
    // don't use a yes/no group of radio buttons for something which should be a checkbox
    add(new WHeading(HeadingLevel.H3, "Yes/No options"));
    add(new ExplanatoryText("If the only answers to your question is one of yes or no then you do not have a group of radio buttons, you have a check box.\n" + "In the following example the WRadioButtonSelect should be a WCheckBox and the label be 'I agree to the terms and conditions'"));
    layout = new WFieldLayout();
    add(layout);
    WRadioButtonSelect yesNoSelect = new WRadioButtonSelect(new String[] { "yes", "no" });
    yesNoSelect.setButtonLayout(WRadioButtonSelect.LAYOUT_FLAT);
    yesNoSelect.setFrameless(true);
    layout.addField("Do you agree to the terms and conditions?", yesNoSelect);
    add(new WHeading(HeadingLevel.H3, "No options"));
    add(new ExplanatoryText("An interactive WRadioButtonSelect with no options is rather pointless."));
    layout = new WFieldLayout();
    add(layout);
    layout.addField("Select from no options", new WRadioButtonSelect());
}

Example 22 with WHeading

use of com.github.bordertech.wcomponents.WHeading in project wcomponents by BorderTech.

the class WRadioButtonSelectExample method addDisabledExamples.

/**
 * Examples of disabled state. You should use {@link WSubordinateControl} to set and manage the disabled state
 * unless there is no facility for the user to enable a control.
 *
 * If you want to prevent the user enabling and interacting with a WRadioButtonSeelct then you should consider using
 * the readOnly state instead of the disabled state.
 */
private void addDisabledExamples() {
    add(new WHeading(HeadingLevel.H2, "Disabled WRadioButtonSelect examples"));
    WFieldLayout layout = new WFieldLayout();
    add(layout);
    WRadioButtonSelect select = new WRadioButtonSelect("australian_state");
    select.setDisabled(true);
    layout.addField("Disabled with no selection", select);
    select = new WRadioButtonSelect("australian_state");
    select.setDisabled(true);
    select.setFrameless(true);
    layout.addField("Disabled with no selection no frame", select);
    select = new SelectWithSelection("australian_state");
    select.setDisabled(true);
    layout.addField("Disabled with selection", select);
}

Example 23 with WHeading

use of com.github.bordertech.wcomponents.WHeading in project wcomponents by BorderTech.

the class WRadioButtonSelectExample method addSingleColumnSelectExample.

/**
 * adds a WRadioButtonSelect with LAYOUT_COLUMN in 1 column simply by not setting the number of columns. This is
 * superfluous as you should use LAYOUT_STACKED (the default) instead.
 */
private void addSingleColumnSelectExample() {
    add(new WHeading(HeadingLevel.H3, "WRadioButtonSelect laid out in a single column"));
    add(new ExplanatoryText("When layout is COLUMN, setting the layoutColumnCount property to one, or forgetting to set it at all (default is " + "one) is a little bit pointless."));
    final WRadioButtonSelect select = new WRadioButtonSelect("australian_state");
    select.setButtonLayout(WRadioButtonSelect.LAYOUT_COLUMNS);
    add(new WLabel("One column", select));
    add(select);
}

Example 24 with WHeading

use of com.github.bordertech.wcomponents.WHeading in project wcomponents by BorderTech.

the class WRadioButtonSelectExample method addColumnSelectExample.

/**
 * adds a WRadioButtonSelect with LAYOUT_COLUMN in 3 columns.
 */
private void addColumnSelectExample() {
    add(new WHeading(HeadingLevel.H3, "WRadioButtonSelect laid out in three columns"));
    add(new ExplanatoryText("Setting the layout to COLUMN will make the radio buttons be rendered in 'n' columns. The number of columns is" + " determined by the layoutColumnCount property."));
    final WRadioButtonSelect select = new WRadioButtonSelect("australian_state");
    select.setButtonLayout(WRadioButtonSelect.LAYOUT_COLUMNS);
    select.setButtonColumns(3);
    add(new WLabel("Three column selection", select));
    add(select);
    add(new WHeading(HeadingLevel.H3, "Options equal to columns"));
    String[] options = new String[] { "Dog", "Cat", "Bird" };
    final WRadioButtonSelect select2 = new WRadioButtonSelect(options);
    select2.setButtonColumns(3);
    final WTextField text = new WTextField();
    text.setReadOnly(true);
    text.setText(NO_SELECTION);
    WButton update = new WButton("Select Animals");
    update.setAction(new Action() {

        @Override
        public void execute(final ActionEvent event) {
            String output = select2.getSelected() == null ? NO_SELECTION : "The selected animal is: " + select2.getSelected();
            text.setText(output);
        }
    });
    select2.setDefaultSubmitButton(update);
    add(new WLabel("Three columns and three options", select2));
    add(select2);
    add(update);
    add(text);
    add(new WAjaxControl(update, text));
}

Example 25 with WHeading

use of com.github.bordertech.wcomponents.WHeading in project wcomponents by BorderTech.

the class WRadioButtonSelectExample method makeFramelessExample.

/**
 * Make a simple editable example without a frame.
 */
private void makeFramelessExample() {
    add(new WHeading(HeadingLevel.H3, "WRadioButtonSelect without its frame"));
    add(new ExplanatoryText("When a WRadioButtonSelect is frameless it loses some of its coherence, especially when its WLabel is hidden or " + "replaced by a toolTip. Using a frameless WRadioButtonSelect is useful within an existing WFieldLayout as it can provide a more " + "consistent user interface but only if it has a relatively small number of options."));
    final WRadioButtonSelect select = new SelectWithSelection("australian_state");
    select.setFrameless(true);
    add(new WLabel("Frameless with default selection", select));
    add(select);
}