diff options
Diffstat (limited to 'pdf-over-gui/src/main')
| -rw-r--r-- | pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/PositioningComposite.java | 37 | ||||
| -rw-r--r-- | pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PositioningState.java | 64 |
2 files changed, 55 insertions, 46 deletions
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/PositioningComposite.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/PositioningComposite.java index 8eb31752..327c8386 100644 --- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/PositioningComposite.java +++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/PositioningComposite.java @@ -22,11 +22,6 @@ import java.awt.Frame; import java.awt.Image; import java.awt.event.MouseWheelEvent; import java.awt.event.MouseWheelListener; -import java.io.File; -import java.io.IOException; -import java.io.RandomAccessFile; -import java.nio.ByteBuffer; -import java.nio.channels.FileChannel; import org.eclipse.swt.SWT; import org.eclipse.swt.awt.SWT_AWT; @@ -52,7 +47,6 @@ import at.asit.pdfover.gui.workflow.states.State; import at.asit.pdfover.signator.SignaturePosition; import com.sun.pdfview.PDFFile; -import com.sun.pdfview.decrypt.PDFAuthenticationFailureException; /** * Composite which allows to position the signature on a preview of the document @@ -66,8 +60,6 @@ public class PositioningComposite extends StateComposite { private SignaturePanel viewer = null; - private PDFFile pdf = null; - private Frame frame = null; private Composite mainArea = null; @@ -167,39 +159,18 @@ public class PositioningComposite extends StateComposite { * * @param document * document to display - * @throws IOException - * I/O Error */ - public void displayDocument(File document) throws IOException { - RandomAccessFile rafile = new RandomAccessFile(document, "r"); //$NON-NLS-1$ - FileChannel chan = rafile.getChannel(); - ByteBuffer buf = chan - .map(FileChannel.MapMode.READ_ONLY, 0, chan.size()); - chan.close(); - rafile.close(); - try - { - this.pdf = new PDFFile(buf); - } - catch (PDFAuthenticationFailureException e) { - throw new IOException(Messages.getString("error.PDFPwdProtected"), e); //$NON-NLS-1$ - } - catch (IOException e) { - throw new IOException(Messages.getString("error.MayNotBeAPDF"), e); //$NON-NLS-1$ - } - if (this.pdf.getDefaultDecrypter().isEncryptionPresent()) - throw new IOException(Messages.getString("error.PDFProtected")); //$NON-NLS-1$ - + public void displayDocument(PDFFile document) { if (this.viewer == null) { - this.viewer = new SignaturePanel(this.pdf); + this.viewer = new SignaturePanel(document); this.frame.add(this.viewer, BorderLayout.CENTER); this.viewer.setSignaturePlaceholderBorderColor(new Color( Constants.MAINBAR_ACTIVE_BACK_DARK.getRed(), Constants.MAINBAR_ACTIVE_BACK_DARK.getGreen(), Constants.MAINBAR_ACTIVE_BACK_DARK.getBlue())); } else - this.viewer.setDocument(this.pdf); - this.numPages = this.pdf.getNumPages(); + this.viewer.setDocument(document); + this.numPages = document.getNumPages(); this.scrollbar.setValues(1, 1, this.numPages + 1, 1, 1, 1); showPage(this.numPages); } diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PositioningState.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PositioningState.java index 8ba41059..b1f53c27 100644 --- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PositioningState.java +++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PositioningState.java @@ -16,7 +16,11 @@ package at.asit.pdfover.gui.workflow.states; //Imports +import java.io.File; import java.io.IOException; +import java.io.RandomAccessFile; +import java.nio.ByteBuffer; +import java.nio.channels.FileChannel; import org.eclipse.swt.SWT; import org.slf4j.Logger; @@ -25,8 +29,8 @@ import org.slf4j.LoggerFactory; import at.asit.pdfover.gui.MainWindow.Buttons; import at.asit.pdfover.gui.MainWindowBehavior; import at.asit.pdfover.gui.composites.PositioningComposite; -import at.asit.pdfover.gui.controls.ErrorDialog; import at.asit.pdfover.gui.controls.Dialog.BUTTONS; +import at.asit.pdfover.gui.controls.ErrorDialog; import at.asit.pdfover.gui.utils.Messages; import at.asit.pdfover.gui.workflow.StateMachine; import at.asit.pdfover.gui.workflow.Status; @@ -35,6 +39,9 @@ import at.asit.pdfover.signator.FileNameEmblem; import at.asit.pdfover.signator.SignatureParameter; import at.asit.pdfover.signator.SignaturePosition; +import com.sun.pdfview.PDFFile; +import com.sun.pdfview.decrypt.PDFAuthenticationFailureException; + /** * Decides where to position the signature block */ @@ -57,12 +64,39 @@ public class PositioningState extends State { private SignaturePosition previousPosition = null; - private PositioningComposite getPositioningComposite() throws IOException { + private File previousDocument = null; + + private PDFFile document = null; + + private PDFFile getPDFDocument() throws IOException { + PDFFile pdf = null; + RandomAccessFile rafile = new RandomAccessFile(this.stateMachine.getStatus().getDocument(), "r"); //$NON-NLS-1$ + FileChannel chan = rafile.getChannel(); + ByteBuffer buf = chan + .map(FileChannel.MapMode.READ_ONLY, 0, chan.size()); + chan.close(); + rafile.close(); + try + { + pdf = new PDFFile(buf); + } + catch (PDFAuthenticationFailureException e) { + throw new IOException(Messages.getString("error.PDFPwdProtected"), e); //$NON-NLS-1$ + } + catch (IOException e) { + throw new IOException(Messages.getString("error.MayNotBeAPDF"), e); //$NON-NLS-1$ + } + if (pdf.getDefaultDecrypter().isEncryptionPresent()) + throw new IOException(Messages.getString("error.PDFProtected")); //$NON-NLS-1$ + return pdf; + } + + private PositioningComposite getPositioningComposite(PDFFile document) { if (this.positionComposite == null) { this.positionComposite = this.stateMachine.getGUIProvider().createComposite(PositioningComposite.class, SWT.RESIZE, this); log.debug("Displaying " + this.stateMachine.getStatus().getDocument()); //$NON-NLS-1$ - this.positionComposite.displayDocument(this.stateMachine.getStatus().getDocument()); + this.positionComposite.displayDocument(document); } // Update possibly changed values SignatureParameter param = this.stateMachine.getPDFSigner().getPDFSigner().newParameter(); @@ -98,10 +132,13 @@ public class PositioningState extends State { status.setSignaturePosition(null); } - if(status.getSignaturePosition() == null) { - PositioningComposite position = null; + if ((this.document == null) || + (this.previousDocument != this.stateMachine.getStatus().getDocument())) { + this.document = null; + log.debug("Checking PDF document for encryption"); //$NON-NLS-1$ try { - position = this.getPositioningComposite(); + this.document = getPDFDocument(); + this.previousDocument = this.stateMachine.getStatus().getDocument(); } catch (IOException e) { this.positionComposite = null; log.error("Failed to display PDF document", e); //$NON-NLS-1$ @@ -112,9 +149,9 @@ public class PositioningState extends State { this.stateMachine.getGUIProvider().getMainShell(), message, BUTTONS.RETRY_CANCEL); if(dialog.open() == SWT.RETRY) { - this.stateMachine.update(); + run(); } else { - this.setNextState(new OpenState(this.stateMachine)); + setNextState(new OpenState(this.stateMachine)); } return; } catch(Exception ex) { @@ -123,14 +160,15 @@ public class PositioningState extends State { this.stateMachine.getGUIProvider().getMainShell(), Messages.getString("error.PositioningNotPossible"), BUTTONS.OK); //$NON-NLS-1$ dialog.open(); - status.setSignaturePosition(new SignaturePosition()); - this.setNextState(new BKUSelectionState(this.stateMachine)); - return; } - + } + + if (status.getSignaturePosition() == null) { + PositioningComposite position = this.getPositioningComposite(this.document); + this.stateMachine.getGUIProvider().display(position); status.setSignaturePosition(position.getPosition()); @@ -168,7 +206,7 @@ public class PositioningState extends State { } @Override - public String toString() { + public String toString() { return this.getClass().getName(); } } |