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package org.apache.tapestry.contrib.form.checkboxes; |
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import org.apache.hivemind.ApplicationRuntimeException; |
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import org.apache.tapestry.BaseComponent; |
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import org.apache.tapestry.IForm; |
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import org.apache.tapestry.IMarkupWriter; |
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import org.apache.tapestry.IRequestCycle; |
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import org.apache.tapestry.form.Checkbox; |
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28 | 0 | public abstract class ControlledCheckbox extends BaseComponent |
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{ |
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public abstract CheckboxGroup getGroup(); |
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public String getCheckboxName() |
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{ |
35 | 0 | Checkbox checkbox = (Checkbox) getComponent("checkbox"); |
36 | 0 | String name = checkbox.getName(); |
37 | 0 | return name; |
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} |
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public IForm getForm() |
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{ |
42 | 0 | Checkbox checkbox = (Checkbox) getComponent("checkbox"); |
43 | 0 | IForm form = checkbox.getForm(); |
44 | 0 | return form; |
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} |
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protected void renderComponent(IMarkupWriter writer, IRequestCycle cycle) |
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{ |
53 | 0 | super.renderComponent(writer, cycle); |
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55 | 0 | registerCheckbox(); |
56 | 0 | } |
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protected void registerCheckbox() |
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{ |
60 | 0 | getCheckboxGroup().registerControlledCheckbox(this); |
61 | 0 | } |
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public CheckboxGroup getCheckboxGroup() |
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{ |
65 | 0 | CheckboxGroup group = getGroup(); |
66 | 0 | if (group == null) |
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{ |
68 | 0 | IRequestCycle cycle = getPage().getRequestCycle(); |
69 | 0 | group = (CheckboxGroup) cycle |
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.getAttribute(CheckboxGroup.CHECKBOX_GROUP_ATTRIBUTE); |
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} |
72 | 0 | if (group == null) |
73 | 0 | throw new ApplicationRuntimeException( |
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"The component " |
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+ getExtendedId() |
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+ " must be wrapped by a CheckboxGroup or the 'group' parameter must be set."); |
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78 | 0 | return group; |
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} |
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} |