Class Signature

  • All Implemented Interfaces:
    java.io.Serializable, java.lang.Cloneable, org.zkoss.zk.ui.Component, org.zkoss.zk.ui.ext.Scope, org.zkoss.zk.ui.sys.ComponentCtrl

    public class Signature
    extends org.zkoss.zul.impl.XulElement
    A signature pad for user to sign a signature on it with save, undo, clear method.
    Since:
    8.6.0
    Author:
    klyve, charles
    See Also:
    Serialized Form
    • Nested Class Summary

      • Nested classes/interfaces inherited from class org.zkoss.zk.ui.HtmlBasedComponent

        org.zkoss.zk.ui.HtmlBasedComponent.ExtraCtrl
      • Nested classes/interfaces inherited from class org.zkoss.zk.ui.AbstractComponent

        org.zkoss.zk.ui.AbstractComponent.Children, org.zkoss.zk.ui.AbstractComponent.ForwardInfo, org.zkoss.zk.ui.AbstractComponent.TargetInfo
    • Field Summary

      Fields 
      Modifier and Type Field Description
      static java.lang.String ON_CLEAR  
      static java.lang.String ON_SAVE  
      • Fields inherited from class org.zkoss.zk.ui.HtmlBasedComponent

        _zclass
      • Fields inherited from interface org.zkoss.zk.ui.Component

        APPLICATION_SCOPE, COMPONENT_SCOPE, DESKTOP_SCOPE, PAGE_SCOPE, REQUEST_SCOPE, SESSION_SCOPE, SPACE_SCOPE
      • Fields inherited from interface org.zkoss.zk.ui.sys.ComponentCtrl

        AFTER_CHILD_ADDED, AFTER_CHILD_REMOVED, AFTER_CLONED, AFTER_PAGE_ATTACHED, AFTER_PAGE_DETACHED, AFTER_PARENT_CHANGED, CE_BUSY_IGNORE, CE_DUPLICATE_IGNORE, CE_IMPORTANT, CE_NON_DEFERRABLE, CE_REPEAT_IGNORE
    • Constructor Summary

      Constructors 
      Constructor Description
      Signature()  
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void clear()
      Clear the signature.
      java.lang.String getBackgroundColor()
      Returns the background color of the signature pad.
      java.lang.String getBackgroundImage()
      Returns the background image URI of signature pad.
      java.lang.String getClearLabel()
      Returns the label on clear button.
      java.lang.String getPenColor()
      Returns the pen color of the signature pad.
      int getPenSize()
      Returns the pen size of the signature pad.
      java.lang.String getSaveLabel()
      Returns the label on save button.
      java.lang.String getSaveType()
      Returns the type for saving signature image.
      java.lang.String getUndoLabel()
      Returns the label on undo button.
      boolean isBackgroundIncluded()
      Returns whether the background color and image are included while saved.
      protected boolean isChildable()  
      boolean isToolbarVisible()
      Returns the visibility of the toolbar for signature pad.
      protected void renderProperties​(org.zkoss.zk.ui.sys.ContentRenderer renderer)  
      void save()
      Save the Signature.
      void service​(org.zkoss.zk.au.AuRequest request, boolean everError)  
      void setBackgroundColor​(java.lang.String backgroundColor)
      Sets the background color for the signature pad.
      void setBackgroundImage​(java.lang.String backgroundImage)
      Sets the background image URI for the signature pad.
      void setBackgroundIncluded​(boolean backgroundIncluded)
      Sets whether the background color and image are included while saved.
      void setClearLabel​(java.lang.String clearLabel)
      Sets the label on clear button.
      void setPenColor​(java.lang.String penColor)
      Sets the pen color of the signature pad.
      void setPenSize​(int penSize)
      Sets the pen size of the signature pad.
      void setSaveLabel​(java.lang.String saveLabel)
      Sets the label on save button.
      void setSaveType​(java.lang.String saveType)
      Sets the type for saving signature image.
      void setToolbarVisible​(boolean toolbarVisible)
      Sets the visibility of the toolbar for signature pad.
      void setUndoLabel​(java.lang.String undoLabel)
      Sets the label on undo button.
      void undo()
      Undo the signature.
      • Methods inherited from class org.zkoss.zul.impl.XulElement

        clone, getContext, getCtrlKeys, getPopup, getPropertyAccess, getTooltip, setContext, setContext, setContextAttributes, setCtrlKeys, setPopup, setPopup, setPopupAttributes, setTooltip, setTooltip, setTooltipAttributes
      • Methods inherited from class org.zkoss.zk.ui.HtmlBasedComponent

        addSclass, evalCSSFlex, focus, getAction, getClientAction, getDraggable, getDroppable, getExtraCtrl, getHeight, getHflex, getLeft, getRenderdefer, getSclass, getStyle, getTabindex, getTabindexInteger, getTooltiptext, getTop, getVflex, getWidth, getZclass, getZindex, getZIndex, removeSclass, removeSclass, setAction, setClass, setClientAction, setDraggable, setDroppable, setFocus, setHeight, setHeight0, setHeightDirectly, setHflex, setHflex0, setHflexDirectly, setLeft, setLeftDirectly, setRenderdefer, setSclass, setStyle, setTabindex, setTabindex, setTooltiptext, setTop, setTopDirectly, setVflex, setVflex0, setVflexDirectly, setWidth, setWidth0, setWidthDirectly, setZclass, setZindex, setZIndex, setZIndexDirectly
      • Methods inherited from class org.zkoss.zk.ui.AbstractComponent

        addAnnotation, addCallback, addClientEvent, addEventHandler, addEventListener, addEventListener, addForward, addForward, addForward, addForward, addMoved, addRedrawCallback, addScopeListener, addShadowRoot, addShadowRootBefore, addSharedEventHandlerMap, appendChild, applyProperties, beforeChildAdded, beforeChildRemoved, beforeParentChanged, destroyIndexCacheMap, detach, didActivate, didActivate, didDeserialize, didDeserialize, disableBindingAnnotation, disableClientUpdate, disableHostChanged, enableBindingAnnotation, enableHostChanged, getAnnotatedProperties, getAnnotatedPropertiesBy, getAnnotation, getAnnotations, getAnnotations, getAttribute, getAttribute, getAttribute, getAttributeOrFellow, getAttributes, getAttributes, getAuService, getAutag, getCallback, getChildren, getClientAttribute, getClientDataAttribute, getClientEvents, getDefaultMold, getDefinition, getDesktop, getEventHandler, getEventHandlerNames, getEventListenerMap, getEventListeners, getFellow, getFellow, getFellowIfAny, getFellowIfAny, getFellows, getFirstChild, getForwards, getId, getIndexCacheMap, getLastChild, getMold, getNextSibling, getPage, getParent, getPreviousSibling, getRedrawCallback, getRoot, getShadowFellowIfAny, getShadowRoots, getShadowVariable, getShadowVariable, getShadowVariable0, getSpaceOwner, getSpecialRendererOutput, getStubonly, getSubBindingAnnotationCount, getTemplate, getTemplateNames, getUuid, getWidgetAttributeNames, getWidgetClass, getWidgetListener, getWidgetListenerNames, getWidgetOverride, getWidgetOverrideNames, hasAttribute, hasAttribute, hasAttribute, hasAttributeOrFellow, hasBindingAnnotation, hasFellow, hasFellow, hasSubBindingAnnotation, initIndexCacheMap, insertBefore, invalidate, isDisabledHostChanged, isInitialized, isInvalidated, isListenerAvailable, isVisible, onChildAdded, onChildRemoved, onPageAttached, onPageDetached, onParentChanged, onWrongValue, query, queryAll, redraw, redrawChildren, removeAttribute, removeAttribute, removeAttribute, removeCallback, removeChild, removeEventListener, removeForward, removeForward, removeRedrawCallback, removeScopeListener, removeShadowRoot, render, render, render, renderPropertiesOnly, replace, response, response, response, service, sessionDidActivate, sessionWillPassivate, setAttribute, setAttribute, setAttribute, setAuService, setAutag, setClientAttribute, setClientDataAttribute, setDefinition, setDefinition, setId, setMold, setPage, setPageBefore, setParent, setStubonly, setStubonly, setSubBindingAnnotationCount, setTemplate, setVisible, setVisibleDirectly, setWidgetClass, setWidgetListener, setWidgetOverride, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdateWidgetListener, smartUpdateWidgetOverride, toString, updateByClient, updateSubBindingAnnotationCount, willPassivate, willPassivate, willSerialize, willSerialize
      • Methods inherited from class java.lang.Object

        equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
    • Constructor Detail

      • Signature

        public Signature()
    • Method Detail

      • isChildable

        protected boolean isChildable()
        Overrides:
        isChildable in class org.zkoss.zk.ui.AbstractComponent
      • getPenSize

        public int getPenSize()
        Returns the pen size of the signature pad.

        Default: 1.

        Returns:
        pen size of the signature pad.
      • setPenSize

        public void setPenSize​(int penSize)
        Sets the pen size of the signature pad.
        Parameters:
        penSize - the pen size for signature pad.
      • getPenColor

        public java.lang.String getPenColor()
        Returns the pen color of the signature pad.

        Default: black.

        Returns:
        pen color of the signature pad.
      • setPenColor

        public void setPenColor​(java.lang.String penColor)
        Sets the pen color of the signature pad.
        Parameters:
        penColor - the pen color for signature pad.
      • getBackgroundColor

        public java.lang.String getBackgroundColor()
        Returns the background color of the signature pad.

        Default: white.

        Returns:
        the background color of the signature pad.
      • setBackgroundColor

        public void setBackgroundColor​(java.lang.String backgroundColor)
        Sets the background color for the signature pad.
        Parameters:
        backgroundColor - the background color for signature pad.
      • getBackgroundImage

        public java.lang.String getBackgroundImage()
        Returns the background image URI of signature pad.

        Default: null.

        Returns:
        the background image URI of signature pad.
        Since:
        9.6.0
      • setBackgroundImage

        public void setBackgroundImage​(java.lang.String backgroundImage)
        Sets the background image URI for the signature pad. Notice that the background image will cover the background color.
        Parameters:
        backgroundImage - the background image URI of signature pad.
        Since:
        9.6.0
      • isBackgroundIncluded

        public boolean isBackgroundIncluded()
        Returns whether the background color and image are included while saved.

        Default: true.

        Returns:
        whether the background color and image are included while saved.
        Since:
        9.6.0
      • setBackgroundIncluded

        public void setBackgroundIncluded​(boolean backgroundIncluded)
        Sets whether the background color and image are included while saved.
        Parameters:
        backgroundIncluded - whether the background color and image are included while saved.
        Since:
        9.6.0
      • isToolbarVisible

        public boolean isToolbarVisible()
        Returns the visibility of the toolbar for signature pad.

        Default: true.

        Returns:
        the visibility of the toolbar.
      • setToolbarVisible

        public void setToolbarVisible​(boolean toolbarVisible)
        Sets the visibility of the toolbar for signature pad.
        Parameters:
        toolbarVisible - the visibility of the toolbar.
      • getSaveType

        public java.lang.String getSaveType()
        Returns the type for saving signature image. The supported type is MIME type, e.g., image/png, image/jpeg. If the requested type is invalid or unspecified, it will use image/png. Default: image/png.
        Returns:
        type for saving signature image.
      • setSaveType

        public void setSaveType​(java.lang.String saveType)
        Sets the type for saving signature image. The supported type is MIME type, e.g., image/png, image/jpeg. If the requested type is invalid or unspecified, it will use image/png.
        Parameters:
        saveType - type for saving signature image.
      • getUndoLabel

        public java.lang.String getUndoLabel()
        Returns the label on undo button. Default: null.
        Returns:
        the label on undo button.
      • setUndoLabel

        public void setUndoLabel​(java.lang.String undoLabel)
        Sets the label on undo button.
        Parameters:
        undoLabel - the label on undo button.
      • getSaveLabel

        public java.lang.String getSaveLabel()
        Returns the label on save button. Default: null.
        Returns:
        the label on save button.
      • setSaveLabel

        public void setSaveLabel​(java.lang.String saveLabel)
        Sets the label on save button.
        Parameters:
        saveLabel - the label on undo button.
      • getClearLabel

        public java.lang.String getClearLabel()
        Returns the label on clear button. Default: null.
        Returns:
        the label on clear button.
      • setClearLabel

        public void setClearLabel​(java.lang.String clearLabel)
        Sets the label on clear button.
        Parameters:
        clearLabel - the label on clear button.
      • undo

        public void undo()
        Undo the signature.
      • clear

        public void clear()
        Clear the signature.
      • save

        public void save()
        Save the Signature. It will upload a file and fire an onSave event to server, upload file type is according to getSaveType().
      • service

        public void service​(org.zkoss.zk.au.AuRequest request,
                            boolean everError)
        Specified by:
        service in interface org.zkoss.zk.ui.sys.ComponentCtrl
        Overrides:
        service in class org.zkoss.zk.ui.HtmlBasedComponent
      • renderProperties

        protected void renderProperties​(org.zkoss.zk.ui.sys.ContentRenderer renderer)
                                 throws java.io.IOException
        Overrides:
        renderProperties in class org.zkoss.zul.impl.XulElement
        Throws:
        java.io.IOException