added null check for attachment entry and move button state management to the auto preview method.
This commit is contained in:
Heng Sin Low
parent
4aef583e4f
commit
8675e83423
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@ -57,7 +57,7 @@ import org.zkoss.zul.Hbox;
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import org.zkoss.zul.Iframe;
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/**
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*
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*
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* @author Low Heng Sin
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*
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*/
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@ -72,10 +72,10 @@ public class WAttachment extends Window implements EventListener
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/** Window No */
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private int m_WindowNo;
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/** Attachment */
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private MAttachment m_attachment;
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/** Change */
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private boolean m_change = false;
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@ -94,13 +94,13 @@ public class WAttachment extends Window implements EventListener
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private Button bCancel = new Button();
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private Button bOk = new Button();
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private Button bRefresh = new Button();
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private Panel previewPanel = new Panel();
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private Borderlayout mainPanel = new Borderlayout();
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private Hbox toolBar = new Hbox();
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private Hbox toolBar = new Hbox();
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private Hbox confirmPanel = new Hbox();
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private int displayIndex;
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@ -125,12 +125,12 @@ public class WAttachment extends Window implements EventListener
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* @param Record_ID record key
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* @param trxName transaction
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*/
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public WAttachment( int WindowNo, int AD_Attachment_ID,
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int AD_Table_ID, int Record_ID, String trxName)
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{
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super();
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log.config("ID=" + AD_Attachment_ID + ", Table=" + AD_Table_ID + ", Record=" + Record_ID);
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m_WindowNo = WindowNo;
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@ -143,19 +143,19 @@ public class WAttachment extends Window implements EventListener
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{
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log.log(Level.SEVERE, "", ex);
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}
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// Create Model
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if (AD_Attachment_ID == 0)
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m_attachment = new MAttachment (Env.getCtx(), AD_Table_ID, Record_ID, trxName);
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else
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m_attachment = new MAttachment (Env.getCtx(), AD_Attachment_ID, trxName);
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loadAttachments();
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try
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{
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setAttribute(Window.MODE_KEY, Window.MODE_HIGHLIGHTED);
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setAttribute(Window.MODE_KEY, Window.MODE_HIGHLIGHTED);
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AEnv.showWindow(this);
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if (autoPreview(0, true))
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{
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@ -163,14 +163,14 @@ public class WAttachment extends Window implements EventListener
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preview.getUuid() + "').src\", 1000)";
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Clients.response(new AuScript(null, script));
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}
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//enter modal
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doModal();
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}
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catch (Exception e)
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{
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}
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} // WAttachment
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/**
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@ -186,7 +186,7 @@ public class WAttachment extends Window implements EventListener
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* </pre>
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* @throws Exception
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*/
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void staticInit() throws Exception
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{
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this.setMaximizable(true);
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@ -198,22 +198,22 @@ public class WAttachment extends Window implements EventListener
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this.setBorder("normal");
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this.appendChild(mainPanel);
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mainPanel.setHeight("100%");
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mainPanel.setWidth("100%");
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mainPanel.setWidth("100%");
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North northPanel = new North();
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northPanel.setCollapsible(false);
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northPanel.setSplittable(false);
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cbContent.setMold("select");
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cbContent.setRows(0);
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cbContent.addEventListener(Events.ON_SELECT, this);
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toolBar.appendChild(bLoad);
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toolBar.appendChild(bDelete);
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toolBar.appendChild(bSave);
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toolBar.appendChild(cbContent);
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toolBar.appendChild(sizeLabel);
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mainPanel.appendChild(northPanel);
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Div div = new Div();
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div.appendChild(toolBar);
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@ -221,7 +221,7 @@ public class WAttachment extends Window implements EventListener
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text.setWidth("100%");
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div.appendChild(text);
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northPanel.appendChild(div);
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bSave.setEnabled(false);
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bSave.setImage("/images/Export24.png");
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bSave.setTooltiptext(Msg.getMsg(Env.getCtx(), "AttachmentSave"));
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@ -238,30 +238,30 @@ public class WAttachment extends Window implements EventListener
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previewPanel.appendChild(preview);
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preview.setHeight("100%");
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preview.setWidth("100%");
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Center centerPane = new Center();
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centerPane.setAutoscroll(true);
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centerPane.setFlex(true);
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mainPanel.appendChild(centerPane);
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centerPane.appendChild(previewPanel);
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South southPane = new South();
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mainPanel.appendChild(southPane);
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southPane.appendChild(confirmPanel);
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southPane.setHeight("30px");
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bCancel.setImage("/images/Cancel24.png");
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bCancel.addEventListener(Events.ON_CLICK, this);
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bOk.setImage("/images/Ok24.png");
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bOk.addEventListener(Events.ON_CLICK, this);
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bDeleteAll.setImage("/images/Delete24.png");
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bDeleteAll.addEventListener(Events.ON_CLICK, this);
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bRefresh.setImage("/images/Refresh24.png");
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bRefresh.addEventListener(Events.ON_CLICK, this);
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confirmPanel.appendChild(bDeleteAll);
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confirmPanel.appendChild(bRefresh);
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confirmPanel.appendChild(bCancel);
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@ -269,70 +269,83 @@ public class WAttachment extends Window implements EventListener
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text.setTooltiptext(Msg.getElement(Env.getCtx(), "TextMsg"));
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}
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/**
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* Dispose
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*/
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public void dispose ()
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{
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preview = null;
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this.detach();
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} // dispose
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/**
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* Load Attachments
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*/
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private void loadAttachments()
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{
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log.config("");
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// Set Text/Description
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String sText = m_attachment.getTextMsg();
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if (sText == null)
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text .setText("");
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else
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text.setText(sText);
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// Set Combo
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int size = m_attachment.getEntryCount();
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for (int i = 0; i < size; i++)
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cbContent.appendItem(m_attachment.getEntryName(i), m_attachment.getEntryName(i));
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if (size > 0)
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{
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cbContent.setSelectedIndex(0);
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}
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cbContent.setSelectedIndex(0);
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}
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} // loadAttachment
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private boolean autoPreview(int index, boolean immediate)
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{
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MAttachmentEntry entry = m_attachment.getEntry(index);
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String mimeType = entry.getContentType();
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byte[] data = entry.getData();
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String unit = " KB";
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BigDecimal size = new BigDecimal(data != null ? data.length : 0);
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size = size.divide(new BigDecimal("1024"));
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if (size.compareTo(new BigDecimal("1024")) >= 0)
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if (entry != null)
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{
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String mimeType = entry.getContentType();
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byte[] data = entry.getData();
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String unit = " KB";
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BigDecimal size = new BigDecimal(data != null ? data.length : 0);
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size = size.divide(new BigDecimal("1024"));
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unit = " MB";
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}
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size = size.setScale(2, BigDecimal.ROUND_HALF_EVEN);
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sizeLabel.setText(size.toPlainString() + unit);
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if (autoPreviewList.contains(mimeType))
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{
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displayData(index, immediate);
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return true;
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if (size.compareTo(new BigDecimal("1024")) >= 0)
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{
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size = size.divide(new BigDecimal("1024"));
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unit = " MB";
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}
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size = size.setScale(2, BigDecimal.ROUND_HALF_EVEN);
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sizeLabel.setText(size.toPlainString() + unit);
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bSave.setEnabled(true);
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bDelete.setEnabled(true);
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if (autoPreviewList.contains(mimeType))
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{
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displayData(index, immediate);
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return true;
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}
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else
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{
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return false;
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}
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}
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else
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{
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bSave.setEnabled(false);
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bDelete.setEnabled(false);
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return false;
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}
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}
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@ -341,15 +354,12 @@ public class WAttachment extends Window implements EventListener
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* Display gif or jpg in gifPanel
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* @param index index
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*/
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private void displayData (int index, boolean immediate)
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{
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// Reset UI
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// Reset UI
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preview.setSrc(null);
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bDelete.setEnabled(false);
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bSave.setEnabled(false);
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displayIndex = index;
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if (immediate)
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@ -368,20 +378,17 @@ public class WAttachment extends Window implements EventListener
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* Use to refresh preview frame, don't call directly.
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*/
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public void displaySelected() {
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MAttachmentEntry entry = m_attachment.getEntry(displayIndex);
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MAttachmentEntry entry = m_attachment.getEntry(displayIndex);
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log.config("Index=" + displayIndex + " - " + entry);
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if (entry != null && entry.getData() != null)
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{
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bSave.setEnabled(true);
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bDelete.setEnabled(true);
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log.config(entry.toStringX());
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try
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{
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String contentType = entry.getContentType();
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AMedia media = new AMedia(entry.getName(), null, contentType, entry.getData());
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preview.setContent(media);
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preview.setVisible(true);
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preview.invalidate();
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@ -392,23 +399,23 @@ public class WAttachment extends Window implements EventListener
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}
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}
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}
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/**
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* Get File Name with index
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* @param index index
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* @return file name or null
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*/
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private String getFileName (int index)
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{
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String fileName = null;
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if (cbContent.getItemCount() > index)
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{
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ListItem listitem = cbContent.getItemAtIndex(index);
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fileName = (String)listitem.getValue();
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}
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return fileName;
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} // getFileName
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@ -416,26 +423,26 @@ public class WAttachment extends Window implements EventListener
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* Action Listener
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* @param e event
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*/
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public void onEvent(Event e)
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{
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// Save and Close
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if (e.getTarget() == bOk)
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{
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String newText = text.getText();
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if (newText == null)
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newText = "";
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String oldText = m_attachment.getTextMsg();
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if (oldText == null)
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oldText = "";
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if (!m_change)
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m_change = !newText.equals(oldText);
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if (newText.length() > 0 || m_attachment.getEntryCount() > 0)
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{
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if (m_change)
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@ -447,92 +454,92 @@ public class WAttachment extends Window implements EventListener
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}
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else
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m_attachment.delete(true);
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dispose();
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}
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// Cancel
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else if (e.getTarget() == bCancel)
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{
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dispose();
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}
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// Delete Attachment
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else if (e.getTarget() == bDeleteAll)
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{
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deleteAttachment();
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dispose();
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}
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// Delete individual entry and Return
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else if (e.getTarget() == bDelete)
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deleteAttachmentEntry();
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// Show Data
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else if (e.getTarget() == cbContent)
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{
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clearPreview();
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autoPreview (cbContent.getSelectedIndex(), false);
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}
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// Load Attachment
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else if (e.getTarget() == bLoad)
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loadFile();
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// Open Attachment
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else if (e.getTarget() == bSave)
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saveAttachmentToFile();
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else if (e.getTarget() == bRefresh)
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displayData(cbContent.getSelectedIndex(), true);
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} // onEvent
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/**************************************************************************
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* Load file for attachment
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*/
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private void loadFile()
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{
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log.info("");
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preview.setVisible(false);
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Media media = null;
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try
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try
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{
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media = Fileupload.get(true);
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media = Fileupload.get(true);
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if (media != null)
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{
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// pdfViewer.setContent(media);
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;
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}
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else
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else
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{
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preview.setVisible(true);
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preview.invalidate();
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return;
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}
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}
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catch (InterruptedException e)
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catch (InterruptedException e)
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{
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log.log(Level.WARNING, e.getLocalizedMessage(), e);
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}
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String fileName = media.getName();
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String fileName = media.getName();
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log.config(fileName);
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int cnt = m_attachment.getEntryCount();
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//update
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for (int i = 0; i < cnt; i++)
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//update
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for (int i = 0; i < cnt; i++)
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{
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if (m_attachment.getEntryName(i).equals(fileName))
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{
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@ -544,8 +551,8 @@ public class WAttachment extends Window implements EventListener
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return;
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}
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}
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//new
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//new
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if (m_attachment.addEntry(fileName, getMediaData(media)))
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{
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cbContent.appendItem(media.getName(), media.getName());
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@ -558,10 +565,10 @@ public class WAttachment extends Window implements EventListener
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private byte[] getMediaData(Media media) {
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byte[] bytes = null;
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if (media.inMemory())
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bytes = media.getByteData();
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else {
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else {
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InputStream is = media.getStreamData();
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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byte[] buf = new byte[ 1000 ];
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@ -575,7 +582,7 @@ public class WAttachment extends Window implements EventListener
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}
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bytes = baos.toByteArray();
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}
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return bytes;
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}
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@ -585,7 +592,7 @@ public class WAttachment extends Window implements EventListener
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private void deleteAttachment()
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{
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log.info("");
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if (FDialog.ask(m_WindowNo, this, "AttachmentDelete?"))
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m_attachment.delete(true);
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} // deleteAttachment
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@ -593,14 +600,14 @@ public class WAttachment extends Window implements EventListener
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/**
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* Delete Attachment Entry
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*/
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private void deleteAttachmentEntry()
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{
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log.info("");
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int index = cbContent.getSelectedIndex();
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String fileName = getFileName(index);
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if (fileName == null)
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return;
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@ -608,7 +615,7 @@ public class WAttachment extends Window implements EventListener
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{
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if (m_attachment.deleteEntry(index))
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cbContent.removeItemAt(index);
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m_change = true;
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}
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} // deleteAttachment
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@ -616,12 +623,12 @@ public class WAttachment extends Window implements EventListener
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/**
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* Save Attachment to File
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*/
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private void saveAttachmentToFile()
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{
|
||||
int index = cbContent.getSelectedIndex();
|
||||
log.info("index=" + index);
|
||||
|
||||
|
||||
if (m_attachment.getEntryCount() < index)
|
||||
return;
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue