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1 /*
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2 * The main application window.
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3 */
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4 package name.blackcap.imageprep
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5
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6 import java.awt.Dimension
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7 import java.awt.datatransfer.DataFlavor
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8 import java.awt.datatransfer.Transferable
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9 import java.awt.datatransfer.UnsupportedFlavorException
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10 import java.awt.event.WindowEvent
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11 import java.awt.event.WindowListener
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12 import java.io.File
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13 import java.io.IOException
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14 import java.util.logging.Level
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15 import java.util.logging.Logger
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16 import javax.swing.*
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17 import javax.imageio.ImageIO
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18
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19 /* the main frame itself */
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20 class MainFrame : JFrame(Application.MYNAME) {
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21 /* default size */
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22 val WIDTH = 512
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23 val HEIGHT = 384
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24
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25 /* does a system exit when needed */
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26 private class KillIt() : WindowListener {
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27 /* events we don't care about */
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28 override fun windowActivated(e: WindowEvent) {}
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29 override fun windowClosed(e: WindowEvent) {}
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30 override fun windowDeactivated(e: WindowEvent) {}
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31 override fun windowDeiconified(e: WindowEvent) {}
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32 override fun windowIconified(e: WindowEvent) {}
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33 override fun windowOpened(e: WindowEvent) {}
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34
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35 /* and the one we do */
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36 override fun windowClosing(e: WindowEvent) {
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37 LOGGER.log(Level.INFO, "execution complete")
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38 System.exit(0)
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39 }
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40 }
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41
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42 /* acts on dragged files */
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43 private class MyTransferHandler : TransferHandler() {
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44 override fun canImport(support: TransferHandler.TransferSupport): Boolean {
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45 return support.isDataFlavorSupported(DataFlavor.javaFileListFlavor)
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46 }
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47
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48 override fun importData(support: TransferHandler.TransferSupport): Boolean {
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49 if (!canImport(support)) {
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50 return false
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51 }
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52 val files = try {
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53 support.transferable.getTransferData(DataFlavor.javaFileListFlavor) as List<File>
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54 } catch (e: UnsupportedFlavorException) {
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55 return false
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56 } catch (e: IOException) {
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57 return false
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58 }
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59 for (file in files) {
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60 RotateDialog.makeDialog(file)
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61 }
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62 return true
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63 }
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64 }
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65
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66 init {
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67 contentPane.add(
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68 JLabel("Drag image files into this window or choose File… Open & Scale from menu.").apply {
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69 horizontalAlignment = JLabel.CENTER
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70 verticalAlignment = JLabel.CENTER
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71 })
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72 preferredSize = Dimension(WIDTH, HEIGHT)
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73 transferHandler = MyTransferHandler()
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74 pack()
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75 addWindowListener(KillIt())
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76 }
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77 }
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78
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