Package org.openstreetmap.josm.actions
Class ZoomInAction
- java.lang.Object
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- javax.swing.AbstractAction
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- org.openstreetmap.josm.actions.JosmAction
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- org.openstreetmap.josm.actions.ZoomInAction
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- All Implemented Interfaces:
java.awt.event.ActionListener
,java.io.Serializable
,java.lang.Cloneable
,java.util.EventListener
,javax.swing.Action
,Destroyable
public final class ZoomInAction extends JosmAction
Zoom in map.- Since:
- 770
- See Also:
- Serialized Form
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Nested Class Summary
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Nested classes/interfaces inherited from class org.openstreetmap.josm.actions.JosmAction
JosmAction.ActiveLayerChangeAdapter, JosmAction.LayerChangeAdapter, JosmAction.SelectionChangeAdapter
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Field Summary
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Fields inherited from class org.openstreetmap.josm.actions.JosmAction
sc
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Constructor Summary
Constructors Constructor Description ZoomInAction()
Constructs a newZoomInAction
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
actionPerformed(java.awt.event.ActionEvent e)
protected boolean
listenToSelectionChange()
Overwrite this ifJosmAction.updateEnabledState()
should be called when the selection changed.protected void
updateEnabledState()
Override in subclasses to update the enabled state of the action when something in the JOSM state changes, i.e.-
Methods inherited from class org.openstreetmap.josm.actions.JosmAction
buildActiveLayerChangeAdapter, buildLayerChangeAdapter, checkAndConfirmOutlyingOperation, destroy, getLayerManager, getShortcut, initEnabledState, installAdapters, listenToLayerChange, setHelpId, setToolbarId, setTooltip, updateEnabledState, updateEnabledStateOnCurrentSelection, updateEnabledStateOnCurrentSelection, updateEnabledStateOnModifiableSelection, waitFuture
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Methods inherited from class javax.swing.AbstractAction
addPropertyChangeListener, clone, firePropertyChange, getKeys, getPropertyChangeListeners, getValue, isEnabled, putValue, removePropertyChangeListener, setEnabled
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Constructor Detail
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ZoomInAction
public ZoomInAction()
Constructs a newZoomInAction
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Method Detail
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actionPerformed
public void actionPerformed(java.awt.event.ActionEvent e)
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listenToSelectionChange
protected boolean listenToSelectionChange()
Description copied from class:JosmAction
Overwrite this ifJosmAction.updateEnabledState()
should be called when the selection changed. Default is true.- Overrides:
listenToSelectionChange
in classJosmAction
- Returns:
true
if aDataSelectionListener
should be registered.
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updateEnabledState
protected void updateEnabledState()
Description copied from class:JosmAction
Override in subclasses to update the enabled state of the action when something in the JOSM state changes, i.e. when a layer is removed or added. SeeJosmAction.updateEnabledState(Collection)
to respond to changes in the collection of selected primitives. Default behavior is empty.- Overrides:
updateEnabledState
in classJosmAction
- See Also:
JosmAction.updateEnabledState(Collection)
,JosmAction.initEnabledState()
,JosmAction.listenToLayerChange()
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