Package com.iizigo.prop
Class BaseEditor<PROP extends GProp<?>,PROP_VALUE>
- java.lang.Object
- com.iizigo.prop.BaseEditor<PROP,PROP_VALUE>
- All Implemented Interfaces:
IEditedPropControllerOwner<PROP,PROP_VALUE>,IEditedPropertyEntry<PROP,PROP_VALUE>,IEditedPropertyEntryMultiProp<PROP,PROP_VALUE>,IPropertyDefined
- Direct Known Subclasses:
BadgePropEditor,BoolPropEditor,BoxShadowPropEditor,ClassReferencePropEditor,ColorPropEditor,DateTimePropEditor,DropShadowPropEditor,DurationPropEditor,EncodingPropEditor,FillPropEditor,FontPropEditor,GradientPropEditor,IntChoicePropEditor,IntPropEditor,KStringPropEditor,LongPropEditor,MethodReferencePropEditor,NumberPropEditor,PanelAnimationPropEditor,PasswordPropEditor,PKCS12IdentityPropEditor,ReferencePropEditor,SessionConfigPropEditor,SizePropEditor,StringMapPropEditor,StringPropEditor,StrokePropEditor,StylesReferencesPropEditor,StylesStatesPropEditor,TextShadowPropEditor,ThemesPropEditor,TooltipPropEditor,TransformPropEditor,UIDateTimeTypePropEditor,UnitPropEditor,UnitsPropEditor,ValuePropEditor,ValueTypePropEditor,VSRelativeReferencePropEditor,VSTableColumnReferencePropEditor
public abstract class BaseEditor<PROP extends GProp<?>,PROP_VALUE> extends java.lang.Object implements IEditedPropertyEntryMultiProp<PROP,PROP_VALUE>, IEditedPropControllerOwner<PROP,PROP_VALUE>, IPropertyDefined
The generic base editor for any property editor.- Author:
- Christopher Mindus
Field Summary
Fields Modifier and Type Field Description protected ApplicationUIappUIThe ApplicationUI instance.protected org.eclipse.swt.custom.CCombocomboThe combobox or null for none.protected org.eclipse.swt.widgets.ControlcontrolThe control for editing, a Text or CCombo.protected IPropertyEditorControllercontrollerThe controller editor part.protected DefinedButtondefinedButtonThe define-button or null for none.protected org.eclipse.swt.widgets.DisplaydisplayThe display.protected PropertyEditoreditorThe property editor instance.protected org.eclipse.swt.events.FocusListenerfocusListenerSWT focus listener, should be added to all controls that can receive focus for this property editor.protected booleanhasBeenModifiedFlag for entry has been modified during focus.protected PropertyEditorInfoinfoThe information about edited item.protected org.eclipse.swt.widgets.ButtonmoreA "More..." button, null for none.protected java.lang.StringmultipleValueWarningInputMultiple value warning input string, null for none.protected java.lang.String[]optionsThe options for the property editor, or null for none.protected org.eclipse.swt.widgets.CompositeparentParent composite, where to place components.protected EditedPropController<PROP,PROP_VALUE>propControllerThe edited property controller.protected org.eclipse.swt.widgets.ShellshellShell for message boxes, etc.protected org.eclipse.swt.widgets.TexttextThe Text control or null for none.protected IEntryValidatorvalidatorThe validator, or null for none.protected booleanwasDefinedAtFocusGainedFlag for value defined when focus was received.
Constructor Summary
Constructors Constructor Description BaseEditor()Default constructor called before createControls, to hold the instance of the edit-property-class for easy access.
Method Summary
All Methods Static Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description EditedPropController<PROP,PROP_VALUE>assignMaster(MultiPropCnr master, java.lang.Class<PROP> propertyClass, PropLabel label)Assigns the master property controller.voidbeginProcessEvent()Begins processing events, blocking e.g.booleancanProcessEvents()Checks if it's OK to process events.protected voidcheckInput(boolean focusLost)Checks the input.protected abstract voidcreate()Creates the property editor controls.protected org.eclipse.swt.custom.CCombocreateCCombo(java.lang.String[] entries)Creates a combobox, fills and registers it.MultiPropEditorcreateControls(PropertyEditor editor, PropertyEditorInfo info, java.lang.String[] options, org.eclipse.swt.widgets.Composite parent, PropCnr[] containers, Atom atom, DefinedButton definedButton)Creates the required controls in the composite.protected org.eclipse.swt.layout.GridLayoutcreateGridLayout(int count, int cxSpacing)Creates the grid layout for the composite parent and assigns it.protected IzMenucreateIzMenu(org.eclipse.swt.widgets.Control control)Creates the menu for a component.protected voidcreateMoreButton(java.lang.String toolTipText)Creates a "more..." button.protected IzMenucreateMoreIzMenu()Creates the menu for a component.protected org.eclipse.swt.widgets.TextcreateText()Creates an entry field and registers it.voiddispose()Disposes of this instance, cannot be overridden (use onDispose instead).protected booleandoUndefineIfEmpty(boolean focusLost)Keeps empty strings as defined, when input has been changed specifically to empty string, or if the entry was defined when editing began.protected booleandoValueChangeConversion()Returns if the property value should be checked by converting current string input back-and-forth with the current value.voidendProcessEvent()Begins processing events, blocking e.g.abstract java.lang.StringformatValue(PROP_VALUE value)Formats the value for user input as a String.static BaseEditor<?,?>getBaseEditor(org.eclipse.swt.widgets.Control control)Gets the property editor in question for a control that e.g.java.lang.StringgetCurrentInput()Gets the user input.PROP_VALUEgetCurrentValue()Gets the current value from the property, not user input.java.util.HashSet<PROP_VALUE>getCurrentValues()Gets the array of values currently used.abstract PROP_VALUEgetDefaultValue()Gets the default defined value to set in the property when defined.protected org.eclipse.swt.events.ModifyListenergetModifyListener()Gets the modify listener.IzToolTipgetNativeToolTip()Gets a "native" tooltip to use.java.lang.StringgetOption(java.lang.String name)Gets the options of a specified name as "option=".protected org.eclipse.swt.events.SelectionListenergetSelectionListener()Gets the selection listener.intgetSeverity()The error severity.org.eclipse.swt.widgets.ShellgetShell()Gets the shell.protected abstract java.lang.StringgetToolTipText()Gets the tooltip text to display in the entry fields (not the one for property errors or validator).protected java.lang.StringgetToolTipText2()Gets the tooltip text to display in the entry fields (not the one for property errors).protected abstract PROP_VALUEgetValue(java.lang.String input)Gets the property value for a user input.booleanhasFocus()Checks if this editor has focus.voidinitialize(PROP prop)Initializes a newly created property (e.g.protected booleanisPropReadOnly()Checks if read-only.voidonDefine(boolean on)Called from the PropertyDefinedButton.protected voidonDispose()Called when the editor is disposed of.protected voidonDoubleClick(org.eclipse.swt.widgets.Event e)Called when mouse is double-clicked in the text or combobox.voidonError(java.lang.String input, java.lang.String message, int severity, boolean isMultipleValueWarning, boolean isChildError)Called when the property is updated due to an error.voidonF4List()Called when F4 is pressed in a Text field.protected voidonFocusGained()Upon focus gained, the selection of an entry field is selected fully and for a combobox, cursor is placed first.protected voidonFocusLost()Called when focus is lost.voidonMore()Called when the "more..." button is pressed.voidonReadOnly(boolean on)Called when the read-only state changes.voidonUndefined()Called when the property is undefined.voidonUpdate(PROP_VALUE value)Called when the property is updated without errors, with a new value.protected voidsetColors(org.eclipse.swt.widgets.Control... additional)Sets the colors for the controls depending on error, focus and define state.voidsetCurrentValue(PROP_VALUE value)Sets the current value to all properties.protected voidsetEditable(boolean on)Sets the input-capable editable state when e.g.protected voidsetFocus()Focuses the editor.protected booleansetInput(java.lang.String input)Updates the entry or visible part in the editor with a new property value that is not in error state.protected voidsetInputValue(PROP_VALUE value)Sets the input value when editing, when formatting the value from a string.protected voidsetInputValueFromProp(PROP_VALUE value)Sets the input value from an update of the property value.protected voidsetToolTipText(java.lang.String msg)Sets the tooltip text.voidshowMenu()Shows the menu.voidupdateTooltip()Updates the tooltip.protected PROP_VALUEvalidate(java.lang.String input, boolean focusLost)Routine to check the input from a text or combobox.
Field Detail
shell
protected org.eclipse.swt.widgets.Shell shell
Shell for message boxes, etc.
display
protected org.eclipse.swt.widgets.Display display
The display.
appUI
protected ApplicationUI appUI
The ApplicationUI instance.
editor
protected PropertyEditor editor
The property editor instance.
controller
protected IPropertyEditorController controller
The controller editor part.
info
protected PropertyEditorInfo info
The information about edited item.
propController
protected EditedPropController<PROP extends GProp<?>,PROP_VALUE> propController
The edited property controller.
parent
protected org.eclipse.swt.widgets.Composite parent
Parent composite, where to place components.
validator
protected IEntryValidator validator
The validator, or null for none.
options
protected java.lang.String[] options
The options for the property editor, or null for none.
definedButton
protected DefinedButton definedButton
The define-button or null for none.
more
protected org.eclipse.swt.widgets.Button more
A "More..." button, null for none.
control
protected org.eclipse.swt.widgets.Control control
The control for editing, a Text or CCombo.
text
protected org.eclipse.swt.widgets.Text text
The Text control or null for none.
combo
protected org.eclipse.swt.custom.CCombo combo
The combobox or null for none.
wasDefinedAtFocusGained
protected boolean wasDefinedAtFocusGained
Flag for value defined when focus was received.
hasBeenModified
protected boolean hasBeenModified
Flag for entry has been modified during focus.
multipleValueWarningInput
protected java.lang.String multipleValueWarningInput
Multiple value warning input string, null for none.
focusListener
protected final org.eclipse.swt.events.FocusListener focusListener
SWT focus listener, should be added to all controls that can receive focus for this property editor.
Method Detail
getBaseEditor
public static BaseEditor<?,?> getBaseEditor(org.eclipse.swt.widgets.Control control)
Gets the property editor in question for a control that e.g. has focus.- Parameters:
control- The control that has focus.- Returns:
- The instance of the base editor, null for none.
createControls
public MultiPropEditor createControls(PropertyEditor editor, PropertyEditorInfo info, java.lang.String[] options, org.eclipse.swt.widgets.Composite parent, PropCnr[] containers, Atom atom, DefinedButton definedButton)
Creates the required controls in the composite.- Specified by:
createControlsin interfaceIEditedPropertyEntry<PROP extends GProp<?>,PROP_VALUE>- Parameters:
editor- The property editor instance.info- The information about edited item.options- The options.parent- Parent composite, where to place components.containers- The containers for the edited property.atom- Atom name of the property in the containers.definedButton- The define-button or null for none.- Returns:
- null for normal editors, the instance of the multi-property editor in case of multiple editable entries (lines).
assignMaster
public EditedPropController<PROP,PROP_VALUE> assignMaster(MultiPropCnr master, java.lang.Class<PROP> propertyClass, PropLabel label)
Assigns the master property controller.- Specified by:
assignMasterin interfaceIEditedPropertyEntryMultiProp<PROP extends GProp<?>,PROP_VALUE>- Parameters:
master- The master property container of the MultiPropCnr.propertyClass- Property class for items.label- Label for this entry.- Returns:
- The instance of the item property controller.
getShell
public org.eclipse.swt.widgets.Shell getShell()
Gets the shell.
dispose
public final void dispose()
Disposes of this instance, cannot be overridden (use onDispose instead).- Specified by:
disposein interfaceIEditedPropertyEntry<PROP extends GProp<?>,PROP_VALUE>
onDispose
protected void onDispose()
Called when the editor is disposed of. Override to implement required code. By default, this method does nothing.
isPropReadOnly
protected boolean isPropReadOnly()
Checks if read-only.
createGridLayout
protected org.eclipse.swt.layout.GridLayout createGridLayout(int count, int cxSpacing)Creates the grid layout for the composite parent and assigns it.
createMoreButton
protected void createMoreButton(java.lang.String toolTipText)
Creates a "more..." button.
createMoreIzMenu
protected IzMenu createMoreIzMenu()
Creates the menu for a component. The menu is shown upon onMore by default.
createIzMenu
protected IzMenu createIzMenu(org.eclipse.swt.widgets.Control control)
Creates the menu for a component. The menu is shown upon onMore by default.
onMore
public void onMore()
Called when the "more..." button is pressed. Override to display dialog box.
showMenu
public void showMenu()
Shows the menu.
onF4List
public void onF4List()
Called when F4 is pressed in a Text field. Override to display dialog box.
createText
protected org.eclipse.swt.widgets.Text createText()
Creates an entry field and registers it.
createCCombo
protected org.eclipse.swt.custom.CCombo createCCombo(java.lang.String[] entries)
Creates a combobox, fills and registers it.
onDoubleClick
protected void onDoubleClick(org.eclipse.swt.widgets.Event e)
Called when mouse is double-clicked in the text or combobox.
getCurrentInput
public java.lang.String getCurrentInput()
Gets the user input.- Specified by:
getCurrentInputin interfaceIEditedPropControllerOwner<PROP extends GProp<?>,PROP_VALUE>
onFocusGained
protected void onFocusGained()
Upon focus gained, the selection of an entry field is selected fully and for a combobox, cursor is placed first.
onFocusLost
protected void onFocusLost()
Called when focus is lost. The control can set the selection to the beginning of the field to show the text.
setToolTipText
protected void setToolTipText(java.lang.String msg)
Sets the tooltip text. The default is to apply the getToolTipText() text to the edit control.- Parameters:
msg- Message in tooltip (normally error), null for none, in which case the getToolTipText2() is used.
updateTooltip
public void updateTooltip()
Updates the tooltip.
getNativeToolTip
public IzToolTip getNativeToolTip()
Gets a "native" tooltip to use.- Returns:
- null for none, otherwise the IzToolTip instance.
getToolTipText2
protected java.lang.String getToolTipText2()
Gets the tooltip text to display in the entry fields (not the one for property errors).
setFocus
protected void setFocus()
Focuses the editor. The default is to place focus in the control (text or combobox), or the "more..." button. Other behavior must override this method.
onDefine
public void onDefine(boolean on)
Called from the PropertyDefinedButton.- Specified by:
onDefinein interfaceIPropertyDefined- Parameters:
on- The defined state.
setEditable
protected void setEditable(boolean on)
Sets the input-capable editable state when e.g. and extends-final property is encountered. This also sets the enabled state of the "more..." button.Override this method if additional enabled states must be processed.
setInput
protected boolean setInput(java.lang.String input)
Updates the entry or visible part in the editor with a new property value that is not in error state. The default implementation updates the combo box or text with the value.toString() representation. The existing input should be checked for difference in order not to update the entry if not required. If the input is null, it means no change of the current input the user has made or was previously set.- Returns:
- true if changed, false for no change.
doValueChangeConversion
protected boolean doValueChangeConversion()
Returns if the property value should be checked by converting current string input back-and-forth with the current value.- Returns:
- The default is to perform this (i.e. return true) if there is a Text or Combo input control.
setInputValueFromProp
protected void setInputValueFromProp(PROP_VALUE value)
Sets the input value from an update of the property value. If the input is null, it means the same as setting an empty value.The default is to call
doValueChangeConversion()and if it returns true, the value is retrieved usinggetCurrentValue()with try-catch, and if the returned value is the same as the value passed into this method, nothing is performed. OtherwisesetInputValue(Object)is called.- Parameters:
value- The value to set, null for empty.
setInputValue
protected void setInputValue(PROP_VALUE value)
Sets the input value when editing, when formatting the value from a string. If the input is null, it means the same as setting an empty value.- Parameters:
value- The value to set, null for empty.
hasFocus
public boolean hasFocus()
Checks if this editor has focus.
setColors
protected void setColors(org.eclipse.swt.widgets.Control... additional)
Sets the colors for the controls depending on error, focus and define state.
getModifyListener
protected org.eclipse.swt.events.ModifyListener getModifyListener()
Gets the modify listener.
getSelectionListener
protected org.eclipse.swt.events.SelectionListener getSelectionListener()
Gets the selection listener.
canProcessEvents
public boolean canProcessEvents()
Checks if it's OK to process events.
beginProcessEvent
public void beginProcessEvent()
Begins processing events, blocking e.g. property events or callbacks in SWT events.
endProcessEvent
public void endProcessEvent()
Begins processing events, blocking e.g. property events or callbacks in SWT events.
checkInput
protected void checkInput(boolean focusLost)
Checks the input.
getCurrentValue
public PROP_VALUE getCurrentValue()
Gets the current value from the property, not user input. If several properties are selected, the value is only returned when the value is the same for all properties (otherwise null is returned).- Returns:
- The property value, or null if not defined.
getCurrentValues
public java.util.HashSet<PROP_VALUE> getCurrentValues()
Gets the array of values currently used. Null entries may be present.
setCurrentValue
public void setCurrentValue(PROP_VALUE value)
Sets the current value to all properties.
validate
protected PROP_VALUE validate(java.lang.String input, boolean focusLost) throws java.lang.Exception
Routine to check the input from a text or combobox. It is called whenever a selection is done in the combobox or text input in either the entry field or the combobox. A potential validator is called by default.- Parameters:
input- The user input.focusLost- Flag for validation at focus lost resulting in e.g. removal of value for empty strings.- Returns:
- The value object or null to remove or un-define it.
- Throws:
java.lang.Exception- For validation errors.
doUndefineIfEmpty
protected boolean doUndefineIfEmpty(boolean focusLost)
Keeps empty strings as defined, when input has been changed specifically to empty string, or if the entry was defined when editing began.
onUpdate
public void onUpdate(PROP_VALUE value)
Called when the property is updated without errors, with a new value.- Specified by:
onUpdatein interfaceIEditedPropControllerOwner<PROP extends GProp<?>,PROP_VALUE>
onError
public void onError(java.lang.String input, java.lang.String message, int severity, boolean isMultipleValueWarning, boolean isChildError)Called when the property is updated due to an error.- Specified by:
onErrorin interfaceIEditedPropControllerOwner<PROP extends GProp<?>,PROP_VALUE>
onUndefined
public void onUndefined()
Called when the property is undefined.- Specified by:
onUndefinedin interfaceIEditedPropControllerOwner<PROP extends GProp<?>,PROP_VALUE>
getSeverity
public int getSeverity()
The error severity.
onReadOnly
public void onReadOnly(boolean on)
Called when the read-only state changes.- Specified by:
onReadOnlyin interfaceIEditedPropControllerOwner<PROP extends GProp<?>,PROP_VALUE>
initialize
public void initialize(PROP prop) throws PropException
Initializes a newly created property (e.g. a reference property for accepted classes, etc).- Specified by:
initializein interfaceIEditedPropControllerOwner<PROP extends GProp<?>,PROP_VALUE>- Parameters:
prop- The newly created orphan property.- Throws:
PropException- For property errors.
getOption
public java.lang.String getOption(java.lang.String name)
Gets the options of a specified name as "option=".- Parameters:
name- The name.- Returns:
- The String after the equal sign, null if not found.
create
protected abstract void create()
Creates the property editor controls.
getToolTipText
protected abstract java.lang.String getToolTipText()
Gets the tooltip text to display in the entry fields (not the one for property errors or validator).
getDefaultValue
public abstract PROP_VALUE getDefaultValue()
Gets the default defined value to set in the property when defined.- Specified by:
getDefaultValuein interfaceIEditedPropControllerOwner<PROP extends GProp<?>,PROP_VALUE>
getValue
protected abstract PROP_VALUE getValue(java.lang.String input) throws java.lang.Exception
Gets the property value for a user input.- Parameters:
input- The current user input.- Returns:
- The property value for the input, or null to un-define the property.
- Throws:
java.lang.Exception- For validation errors.
formatValue
public abstract java.lang.String formatValue(PROP_VALUE value)
Formats the value for user input as a String.- Specified by:
formatValuein interfaceIEditedPropControllerOwner<PROP extends GProp<?>,PROP_VALUE>- Parameters:
value- The value.- Returns:
- The formatted value.