Revision 42173 trunk/org.gvsig.desktop/org.gvsig.desktop.plugin/org.gvsig.app/org.gvsig.app.mainplugin/src/main/java/org/gvsig/app/extension/ZoomPrev.java
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/** |
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* Extensi?n que cambia el extent de la vista al extent anterior. |
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* |
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*/ |
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public class ZoomPrev extends Extension {
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public void postInitialize() {
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} |
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public void postInitialize() {}
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public void initialize() {
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IconThemeHelper.registerIcon("action", "view-navigation-zoom-back", this);
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}
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public void initialize() {
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IconThemeHelper.registerIcon("action", "view-navigation-zoom-back", this);
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} |
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public boolean isEnabled() {
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ApplicationManager application = ApplicationLocator.getManager();
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public boolean isEnabled() {
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ApplicationManager application = ApplicationLocator.getManager(); |
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IView view = (IView) application.getActiveComponent(ViewDocument.class); |
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if (view == null) {
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return false; |
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} |
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ViewDocument document = view.getViewDocument(); |
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ViewPort vp = document.getMapContext().getViewPort(); |
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return vp.getEnvelopes().hasPrevious(); |
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IView view = (IView) application.getActiveComponent(ViewDocument.class); |
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if (view == null) {
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return false; |
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} |
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ViewDocument document = view.getViewDocument(); |
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ViewPort vp = document.getMapContext().getViewPort(); |
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return vp.getEnvelopes().hasPrevious(); |
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} |
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public boolean isVisible() {
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ApplicationManager application = ApplicationLocator.getManager();
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public boolean isVisible() {
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ApplicationManager application = ApplicationLocator.getManager(); |
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IView view = (IView) application.getActiveComponent(ViewDocument.class); |
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if (view == null) {
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return false; |
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} |
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ViewDocument document = view.getViewDocument(); |
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return document.getMapContext().getLayers().getLayersCount() > 0; |
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IView view = (IView) application.getActiveComponent(ViewDocument.class); |
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if (view == null) {
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return false; |
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} |
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ViewDocument document = view.getViewDocument(); |
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return document.getMapContext().getLayers().getLayersCount() > 0; |
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} |
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public void execute(String arg0) {
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ApplicationManager application = ApplicationLocator.getManager();
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public void execute(String arg0) {
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ApplicationManager application = ApplicationLocator.getManager(); |
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IView view = (IView) application.getActiveComponent(ViewDocument.class); |
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if (view == null) {
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return; |
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} |
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ViewDocument document = view.getViewDocument(); |
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ViewPort vp = document.getMapContext().getViewPort(); |
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vp.setPreviousEnvelope(); |
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document.setModified(true); |
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ApplicationLocator.getManager().refreshMenusAndToolBars(); |
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IView view = (IView) application.getActiveComponent(ViewDocument.class); |
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if (view == null) {
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return; |
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} |
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ViewDocument document = view.getViewDocument(); |
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ViewPort vp = document.getMapContext().getViewPort(); |
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vp.setPreviousEnvelope(); |
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document.setModified(true); |
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ApplicationLocator.getManager().refreshMenusAndToolBars(); |
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} |
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} |
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