| package com.gitblit.models; |
| |
| import java.io.Serializable; |
| |
| import org.apache.wicket.PageParameters; |
| import org.apache.wicket.markup.html.WebPage; |
| |
| import com.gitblit.utils.StringUtils; |
| |
| public class Menu { |
| |
| /** |
| * A MenuItem for a drop down menu. |
| * |
| * @author James Moger |
| * @since 1.6.0 |
| */ |
| public abstract static class MenuItem implements Serializable { |
| |
| private static final long serialVersionUID = 1L; |
| |
| final String displayText; |
| |
| MenuItem(String displayText) { |
| this.displayText = displayText; |
| } |
| |
| @Override |
| public int hashCode() { |
| return displayText.hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (o instanceof MenuItem) { |
| return hashCode() == o.hashCode(); |
| } |
| return false; |
| } |
| |
| @Override |
| public String toString() { |
| return displayText; |
| } |
| } |
| |
| /** |
| * A divider for the menu. |
| * |
| * @since 1.6.0 |
| */ |
| public static class MenuDivider extends MenuItem { |
| |
| private static final long serialVersionUID = 1L; |
| |
| public MenuDivider() { |
| super(""); |
| } |
| } |
| |
| |
| /** |
| * A MenuItem for setting a parameter of the current url. |
| * |
| * @author James Moger |
| * |
| */ |
| public static class ParameterMenuItem extends MenuItem { |
| |
| private static final long serialVersionUID = 1L; |
| |
| final PageParameters parameters; |
| final String parameter; |
| final String value; |
| final boolean isSelected; |
| |
| /** |
| * @param displayText |
| */ |
| public ParameterMenuItem(String displayText) { |
| this(displayText, null, null, null); |
| } |
| |
| /** |
| * @param displayText |
| * @param parameter |
| * @param value |
| */ |
| public ParameterMenuItem(String displayText, String parameter, String value) { |
| this(displayText, parameter, value, null); |
| } |
| |
| /** |
| * @param displayText |
| * @param parameter |
| * @param value |
| */ |
| public ParameterMenuItem(String displayText, String parameter, String value, |
| PageParameters params) { |
| super(displayText); |
| this.parameter = parameter; |
| this.value = value; |
| |
| if (params == null) { |
| // no parameters specified |
| parameters = new PageParameters(); |
| setParameter(parameter, value); |
| isSelected = false; |
| } else { |
| parameters = new PageParameters(params); |
| if (parameters.containsKey(parameter)) { |
| isSelected = params.getString(parameter).equals(value); |
| // set the new selection value |
| setParameter(parameter, value); |
| } else { |
| // not currently selected |
| isSelected = false; |
| setParameter(parameter, value); |
| } |
| } |
| } |
| |
| protected void setParameter(String parameter, String value) { |
| if (!StringUtils.isEmpty(parameter)) { |
| if (StringUtils.isEmpty(value)) { |
| this.parameters.remove(parameter); |
| } else { |
| this.parameters.put(parameter, value); |
| } |
| } |
| } |
| |
| public String formatParameter() { |
| if (StringUtils.isEmpty(parameter) || StringUtils.isEmpty(value)) { |
| return ""; |
| } |
| return parameter + "=" + value; |
| } |
| |
| public PageParameters getPageParameters() { |
| return parameters; |
| } |
| |
| public boolean isSelected() { |
| return isSelected; |
| } |
| |
| @Override |
| public int hashCode() { |
| if (StringUtils.isEmpty(displayText)) { |
| return value.hashCode() + parameter.hashCode(); |
| } |
| return displayText.hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (o instanceof MenuItem) { |
| return hashCode() == o.hashCode(); |
| } |
| return false; |
| } |
| |
| @Override |
| public String toString() { |
| if (StringUtils.isEmpty(displayText)) { |
| return formatParameter(); |
| } |
| return displayText; |
| } |
| } |
| |
| /** |
| * Menu item for toggling a parameter. |
| * |
| */ |
| public static class ToggleMenuItem extends ParameterMenuItem { |
| |
| private static final long serialVersionUID = 1L; |
| |
| /** |
| * @param displayText |
| * @param parameter |
| * @param value |
| */ |
| public ToggleMenuItem(String displayText, String parameter, String value, |
| PageParameters params) { |
| super(displayText, parameter, value, params); |
| if (isSelected) { |
| // already selected, so remove this enables toggling |
| parameters.remove(parameter); |
| } |
| } |
| } |
| |
| /** |
| * Menu item for linking to another Wicket page. |
| * |
| * @since 1.6.0 |
| */ |
| public static class PageLinkMenuItem extends MenuItem { |
| |
| private static final long serialVersionUID = 1L; |
| |
| private final Class<? extends WebPage> pageClass; |
| |
| private final PageParameters params; |
| |
| /** |
| * Page Link Item links to another page. |
| * |
| * @param displayText |
| * @param pageClass |
| * @since 1.6.0 |
| */ |
| public PageLinkMenuItem(String displayText, Class<? extends WebPage> pageClass) { |
| this(displayText, pageClass, null); |
| } |
| |
| /** |
| * Page Link Item links to another page. |
| * |
| * @param displayText |
| * @param pageClass |
| * @param params |
| * @since 1.6.0 |
| */ |
| public PageLinkMenuItem(String displayText, Class<? extends WebPage> pageClass, PageParameters params) { |
| super(displayText); |
| this.pageClass = pageClass; |
| this.params = params; |
| } |
| |
| /** |
| * @return the page class |
| * @since 1.6.0 |
| */ |
| public Class<? extends WebPage> getPageClass() { |
| return pageClass; |
| } |
| |
| /** |
| * @return the page parameters |
| * @since 1.6.0 |
| */ |
| public PageParameters getPageParameters() { |
| return params; |
| } |
| } |
| |
| /** |
| * Menu item to link to an external page. |
| * |
| * @since 1.6.0 |
| */ |
| public static class ExternalLinkMenuItem extends MenuItem { |
| |
| private static final long serialVersionUID = 1L; |
| |
| private final String href; |
| |
| private final boolean newWindow; |
| |
| /** |
| * External Link Item links to something else. |
| * |
| * @param displayText |
| * @param href |
| * @since 1.6.0 |
| */ |
| public ExternalLinkMenuItem(String displayText, String href) { |
| this(displayText, href, false); |
| } |
| |
| /** |
| * External Link Item links to something else. |
| * |
| * @param displayText |
| * @param href |
| * @since 1.6.0 |
| */ |
| public ExternalLinkMenuItem(String displayText, String href, boolean newWindow) { |
| super(displayText); |
| this.href = href; |
| this.newWindow = newWindow; |
| } |
| |
| /** |
| * @since 1.6.0 |
| */ |
| public String getHref() { |
| return href; |
| } |
| |
| /** |
| * @since 1.6.0 |
| */ |
| public boolean openInNewWindow() { |
| return newWindow; |
| } |
| } |
| } |