svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.plugin / org.gvsig.app / org.gvsig.app.mainplugin / src / main / java / org / gvsig / app / project / documents / view / legend / gui / AbstractThemeManagerPage.java @ 40558
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2013 gvSIG Association.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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*/
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package org.gvsig.app.project.documents.view.legend.gui; |
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import javax.swing.JOptionPane; |
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import javax.swing.JPanel; |
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import org.gvsig.andami.PluginServices; |
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import org.gvsig.andami.messages.Messages; |
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import org.gvsig.fmap.mapcontext.layers.FLayer; |
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import org.gvsig.fmap.mapcontext.layers.FLayers; |
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import org.gvsig.fmap.mapcontext.layers.operations.Classifiable; |
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import org.gvsig.fmap.mapcontext.rendering.legend.ILegend; |
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import org.gvsig.fmap.mapcontext.rendering.legend.IVectorLegend; |
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public abstract class AbstractThemeManagerPage extends JPanel { |
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/**
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* Cuando hay varios capas vectoriales seleccionados, devolver? el ?ltimo.
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*
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* @param layers Grupo de layers.
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*
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* @return la primera flayer seleccionada.
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*/
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protected FLayer getFirstActiveLayerVect(FLayers layers) {
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// Comprobar en openLegendManager que hay alg?n capa activo!
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FLayer[] activeLyrs = layers.getActives();
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if (activeLyrs.length == 0) { |
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JOptionPane.showMessageDialog(null, |
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Messages.getString("necesita_una_capa_activa"), "", |
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JOptionPane.ERROR_MESSAGE);
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return null; |
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} |
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FLayer lyr = null;
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for (int i = 0; i < activeLyrs.length; i++) { |
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if (activeLyrs[i] instanceof FLayers) { |
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lyr = getFirstActiveLayerVect((FLayers) activeLyrs[i]); |
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} |
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if (activeLyrs[i] instanceof Classifiable) { |
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Classifiable auxC = (Classifiable) activeLyrs[i]; |
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ILegend theLegend = auxC.getLegend(); |
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if (theLegend instanceof IVectorLegend) { |
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lyr = (FLayer) auxC; |
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} |
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} |
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} |
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if (lyr == null) { |
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JOptionPane.showMessageDialog(null, |
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Messages.getString( |
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PluginServices.getText(this, "necesita_una_capa_vectorial_activa") + |
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"\n\n"+
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PluginServices.getText(this, "Por_favor_active_la_capa") + "."), |
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"",
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JOptionPane.ERROR_MESSAGE);
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return null; |
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} |
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return lyr;
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} |
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/**
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* Returns the name of this ThemeManagerPage's tab, the text returned by this
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* method will be shown in the text of this panel's tab.
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*/
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public abstract String getName(); |
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/**
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* <p>
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* Method invoked when the Ok button is pressed from the ThemeManagerWindow.
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* It will cause the changes performed by the user to take effect into the
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* layer if the Apply button wasn't pressed yet. In case Apply button was
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* pressed, then the programmer can choose between apply the changes again or
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* not.<br>
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* </p>
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* <p>
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* It shouldn't be a problem rather than the potential consumption of time
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* required in when applying such changes.<br>
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* </p>
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* <p>
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* <b>Notice</b> that after the call of this method the ThemeManagerWindow will be closed.
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* </p>
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*/
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public abstract void acceptAction(); |
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/**
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* <p>
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* Method invoked when the Cancel button is pressed from the ThemeManagerWindow.
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* It will cause that the changes performed will be discarded.
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* </p>
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*/
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public abstract void cancelAction(); |
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/**
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* Method invoked when the Apply button is pressed from the ThemeManagerWindow.
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* It will cause the changes performed by the user to take effect inmediately
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* into the the layer.
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*/
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public abstract void applyAction(); |
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/**
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* This method is invoked during the initialization of the ThemeManagerWindow
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* and causes the dialog to be updated to reflect the current settings of
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* the layer in the context that this panel was designed for.
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* @param layer, the target FLayer
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*/
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public abstract void setModel(FLayer layer); |
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} |