[1949] | 1 | // License: GPL. For details, see LICENSE file.
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| 2 | package org.openstreetmap.josm.io;
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| 3 |
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| 4 | import static org.openstreetmap.josm.tools.I18n.tr;
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| 5 |
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| 6 | import java.io.File;
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| 7 | import java.io.IOException;
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| 8 |
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| 9 | import org.openstreetmap.josm.actions.ExtensionFileFilter;
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[5459] | 10 | import org.openstreetmap.josm.gui.MapView.LayerChangeListener;
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[1949] | 11 | import org.openstreetmap.josm.gui.layer.Layer;
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| 12 |
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[5459] | 13 | public abstract class FileExporter implements LayerChangeListener {
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[6070] | 14 |
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[5459] | 15 | public final ExtensionFileFilter filter;
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[1949] | 16 |
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[5459] | 17 | private boolean enabled;
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[6815] | 18 | private boolean canceled;
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[5459] | 19 |
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[6815] | 20 | /**
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| 21 | * Constructs a new {@code FileExporter}.
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| 22 | * @param filter The extension file filter
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| 23 | */
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[1949] | 24 | public FileExporter(ExtensionFileFilter filter) {
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| 25 | this.filter = filter;
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[5459] | 26 | this.enabled = true;
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[1949] | 27 | }
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| 28 |
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| 29 | public boolean acceptFile(File pathname, Layer layer) {
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| 30 | return filter.acceptName(pathname.getName());
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| 31 | }
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| 32 |
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| 33 | public void exportData(File file, Layer layer) throws IOException {
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[2181] | 34 | throw new IOException(tr("Could not export ''{0}''.", file.getName()));
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[1949] | 35 | }
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[5459] | 36 |
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| 37 | /**
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[6830] | 38 | * Returns the enabled state of this {@code FileExporter}. When enabled, it is listed and usable in "File->Save" dialogs.
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[5459] | 39 | * @return true if this {@code FileExporter} is enabled
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| 40 | * @since 5459
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| 41 | */
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| 42 | public final boolean isEnabled() {
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| 43 | return enabled;
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| 44 | }
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| 45 |
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| 46 | /**
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[6830] | 47 | * Sets the enabled state of the {@code FileExporter}. When enabled, it is listed and usable in "File->Save" dialogs.
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[5459] | 48 | * @param enabled true to enable this {@code FileExporter}, false to disable it
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| 49 | * @since 5459
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| 50 | */
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| 51 | public final void setEnabled(boolean enabled) {
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| 52 | this.enabled = enabled;
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| 53 | }
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| 54 |
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| 55 | @Override
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| 56 | public void activeLayerChange(Layer oldLayer, Layer newLayer) {
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| 57 | // To be overriden by subclasses if their enabled state depends of the active layer nature
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| 58 | }
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| 59 |
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| 60 | @Override
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| 61 | public void layerAdded(Layer newLayer) {
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| 62 | // To be overriden by subclasses if needed
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| 63 | }
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| 64 |
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| 65 | @Override
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| 66 | public void layerRemoved(Layer oldLayer) {
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| 67 | // To be overriden by subclasses if needed
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| 68 | }
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[6815] | 69 |
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| 70 | /**
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| 71 | * Determines if this exporter has been canceled during export.
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| 72 | * @return true if this {@code FileExporter} has been canceled
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| 73 | * @since 6815
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| 74 | */
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| 75 | public final boolean isCanceled() {
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| 76 | return canceled;
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| 77 | }
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| 78 |
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| 79 | /**
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| 80 | * Marks this exporter as canceled.
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| 81 | * @param canceled true to mark this exporter as canceled, {@code false} otherwise
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| 82 | * @since 6815
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| 83 | */
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| 84 | public final void setCanceled(boolean canceled) {
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| 85 | this.canceled = canceled;
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| 86 | }
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[1949] | 87 | }
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