root / trunk / applications / appgvSIG / src / com / iver / cit / gvsig / project / documents / view / legend / gui / AbstractPanel.java @ 7738
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| 1 | 7304 | caballero | package com.iver.cit.gvsig.project.documents.view.legend.gui; |
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| 2 | |||
| 3 | 7738 | jaume | import javax.swing.JOptionPane; |
| 4 | import javax.swing.JPanel; |
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| 5 | |||
| 6 | 7304 | caballero | import com.iver.andami.PluginServices; |
| 7 | import com.iver.andami.messages.Messages; |
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| 8 | import com.iver.cit.gvsig.fmap.layers.FLayer; |
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| 9 | import com.iver.cit.gvsig.fmap.layers.FLayers; |
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| 10 | import com.iver.cit.gvsig.fmap.layers.layerOperations.Classifiable; |
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| 11 | import com.iver.cit.gvsig.fmap.rendering.Legend; |
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| 12 | import com.iver.cit.gvsig.fmap.rendering.VectorialLegend; |
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| 13 | |||
| 14 | |||
| 15 | /**
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| 16 | * Clase utilizada para reutilizar m?todos.
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| 17 | *
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| 18 | * @author Vicente Caballero Navarro
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| 19 | */
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| 20 | public abstract class AbstractPanel extends JPanel { |
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| 21 | /**
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| 22 | * Cuando hay varios capas vectoriales seleccionados, devolver? el ?ltimo.
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| 23 | *
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| 24 | * @param layers Grupo de layers.
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| 25 | *
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| 26 | * @return la primera flayer seleccionada.
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| 27 | */
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| 28 | protected FLayer getFirstActiveLayerVect(FLayers layers) {
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| 29 | // Comprobar en openLegendManager que hay alg?n capa activo!
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| 30 | FLayer[] activeLyrs = layers.getActives();
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| 31 | |||
| 32 | if (activeLyrs.length == 0) { |
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| 33 | JOptionPane.showMessageDialog(null, |
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| 34 | Messages.getString("necesita_una_capa_activa"), "", |
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| 35 | JOptionPane.ERROR_MESSAGE);
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| 36 | |||
| 37 | return null; |
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| 38 | } |
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| 39 | |||
| 40 | FLayer lyr = null;
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| 41 | |||
| 42 | for (int i = 0; i < activeLyrs.length; i++) { |
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| 43 | if (activeLyrs[i] instanceof FLayers) { |
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| 44 | lyr = getFirstActiveLayerVect((FLayers) activeLyrs[i]); |
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| 45 | } |
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| 46 | |||
| 47 | if (activeLyrs[i] instanceof Classifiable) { |
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| 48 | Classifiable auxC = (Classifiable) activeLyrs[i]; |
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| 49 | Legend theLegend = auxC.getLegend(); |
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| 50 | |||
| 51 | if (theLegend instanceof VectorialLegend) { |
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| 52 | lyr = (FLayer) auxC; |
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| 53 | } |
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| 54 | } |
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| 55 | } |
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| 56 | |||
| 57 | if (lyr == null) { |
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| 58 | System.out.println(PluginServices.getText(this, |
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| 59 | "Por_favor_active_la_capa") + "."); |
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| 60 | JOptionPane.showMessageDialog(null, |
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| 61 | Messages.getString(PluginServices.getText(this,
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| 62 | "necesita_una_capa_vectorial_activa")), "", |
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| 63 | JOptionPane.ERROR_MESSAGE);
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| 64 | |||
| 65 | return null; |
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| 66 | } |
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| 67 | |||
| 68 | return lyr;
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| 69 | } |
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| 70 | } |