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this should have committed before... dunno why it iddn't

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git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@352759 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Andrew C. Oliver 2002-07-05 18:22:05 +00:00
parent 148afcc96f
commit d01b6e7db0
2 changed files with 52 additions and 91 deletions
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104
src/contrib/src/org/apache/poi/hssf/contrib/view/SVTableCellRenderer.java
View File

@ -87,50 +87,29 @@ import org.apache.poi.hssf.util.HSSFColor.WHITE;
public class SVTableCellRenderer extends JLabel public class SVTableCellRenderer extends JLabel
implements TableCellRenderer, Serializable implements TableCellRenderer, Serializable
{ {
protected static Border noFocusBorder = new EmptyBorder(1, 1, 1, 1); protected static Border noFocusBorder = new EmptyBorder(1, 1, 1, 1);
private Color unselFG;
private Color unselBG;
private HSSFWorkbook wb = null; private HSSFWorkbook wb = null;
private HSSFSheet st = null;
private Hashtable colors = HSSFColor.getIndexHash(); private Hashtable colors = HSSFColor.getIndexHash();
public SVTableCellRenderer(HSSFWorkbook wb, HSSFSheet st) { public SVTableCellRenderer(HSSFWorkbook wb) {
super(); super();
setOpaque(true); setOpaque(true);
setBorder(noFocusBorder); setBorder(noFocusBorder);
this.wb = wb; this.wb = wb;
this.st = st;
}
public void setForeground(Color c) {
super.setForeground(c);
unselFG = c;
}
public void setBackground(Color c) {
super.setBackground(c);
unselBG = c;
}
public void updateUI() {
super.updateUI();
setForeground(null);
setBackground(null);
} }
public Component getTableCellRendererComponent(JTable table, Object value, public Component getTableCellRendererComponent(JTable table, Object value,
boolean isSelected, boolean hasFocus, int row, int column) { boolean isSelected, boolean hasFocus, int row, int column) {
boolean isBorderSet = false; boolean isBorderSet = false;
if (isSelected) { if (isSelected) {
super.setForeground(table.getSelectionForeground()); setForeground(table.getSelectionForeground());
super.setBackground(table.getSelectionBackground()); setBackground(table.getSelectionBackground());
} }
HSSFCell c = getCell(row,column); //If the JTables default cell renderer has been setup correctly the
//value will be the HSSFCell that we are trying to render
HSSFCell c = (HSSFCell)value;
if (c != null) { if (c != null) {
@ -139,7 +118,7 @@ public class SVTableCellRenderer extends JLabel
boolean isbold = f.getBoldweight() > HSSFFont.BOLDWEIGHT_NORMAL; boolean isbold = f.getBoldweight() > HSSFFont.BOLDWEIGHT_NORMAL;
boolean isitalics = f.getItalic(); boolean isitalics = f.getItalic();
int fontstyle = 0; int fontstyle = Font.PLAIN;
if (isbold) fontstyle = Font.BOLD; if (isbold) fontstyle = Font.BOLD;
if (isitalics) fontstyle = fontstyle | Font.ITALIC; if (isitalics) fontstyle = fontstyle | Font.ITALIC;
@ -150,7 +129,6 @@ public class SVTableCellRenderer extends JLabel
Font font = new Font(f.getFontName(),fontstyle,fontheight); Font font = new Font(f.getFontName(),fontstyle,fontheight);
setFont(font); setFont(font);
HSSFColor clr = null; HSSFColor clr = null;
if (s.getFillPattern() == HSSFCellStyle.SOLID_FOREGROUND) { if (s.getFillPattern() == HSSFCellStyle.SOLID_FOREGROUND) {
clr = (HSSFColor)colors.get(new Integer(s.getFillForegroundColor())); clr = (HSSFColor)colors.get(new Integer(s.getFillForegroundColor()));
@ -178,6 +156,8 @@ public class SVTableCellRenderer extends JLabel
int borderBottom = s.getBorderBottom(); int borderBottom = s.getBorderBottom();
int borderLeft = s.getBorderLeft(); int borderLeft = s.getBorderLeft();
//OUCH! This could causing rendering performance problems.
//Need to somehow create once and store
SVBorder border = new SVBorder(Color.black, Color.black, SVBorder border = new SVBorder(Color.black, Color.black,
Color.black, Color.black, Color.black, Color.black,
borderTop, borderRight, borderTop, borderRight,
@ -189,25 +169,7 @@ public class SVTableCellRenderer extends JLabel
setBorder(border); setBorder(border);
isBorderSet=true; isBorderSet=true;
// } //Set the value that is rendered for the cell
} else {
setBackground(Color.white);
}
if (hasFocus) {
if (!isBorderSet) {
setBorder( UIManager.getBorder("Table.focusCellHighlightBorder") );
}
if (table.isCellEditable(row, column)) {
super.setForeground( UIManager.getColor("Table.focusCellForeground") );
super.setBackground( UIManager.getColor("Table.focusCellBackground") );
}
} else if (!isBorderSet) {
setBorder(noFocusBorder);
}
if (c != null) {
switch (c.getCellType()) { switch (c.getCellType()) {
case HSSFCell.CELL_TYPE_BLANK: case HSSFCell.CELL_TYPE_BLANK:
setValue(""); setValue("");
@ -229,11 +191,44 @@ public class SVTableCellRenderer extends JLabel
default: default:
setValue("?"); setValue("?");
} }
//Set the text alignment of the cell
switch (s.getAlignment()) {
case HSSFCellStyle.ALIGN_GENERAL:
case HSSFCellStyle.ALIGN_LEFT:
case HSSFCellStyle.ALIGN_JUSTIFY:
case HSSFCellStyle.ALIGN_FILL:
setHorizontalAlignment(SwingConstants.LEFT);
break;
case HSSFCellStyle.ALIGN_CENTER:
case HSSFCellStyle.ALIGN_CENTER_SELECTION:
setHorizontalAlignment(SwingConstants.CENTER);
break;
case HSSFCellStyle.ALIGN_RIGHT:
setHorizontalAlignment(SwingConstants.RIGHT);
break;
default:
setHorizontalAlignment(SwingConstants.LEFT);
break;
}
// }
} else { } else {
setValue(""); setValue("");
setBackground(Color.white);
} }
if (hasFocus) {
if (!isBorderSet) {
setBorder( UIManager.getBorder("Table.focusCellHighlightBorder") );
}
if (table.isCellEditable(row, column)) {
setForeground( UIManager.getColor("Table.focusCellForeground") );
setBackground( UIManager.getColor("Table.focusCellBackground") );
}
} else if (!isBorderSet) {
setBorder(noFocusBorder);
}
// ---- begin optimization to avoid painting background ---- // ---- begin optimization to avoid painting background ----
Color back = getBackground(); Color back = getBackground();
boolean colorMatch = (back != null) && ( back.equals(table.getBackground()) ) && table.isOpaque(); boolean colorMatch = (back != null) && ( back.equals(table.getBackground()) ) && table.isOpaque();
@ -261,7 +256,6 @@ public class SVTableCellRenderer extends JLabel
public void firePropertyChange(String propertyName, boolean oldValue, boolean newValue) { } public void firePropertyChange(String propertyName, boolean oldValue, boolean newValue) { }
/** /**
* Sets the string to either the value or "" if the value is null. * Sets the string to either the value or "" if the value is null.
* *
@ -269,16 +263,4 @@ public class SVTableCellRenderer extends JLabel
protected void setValue(Object value) { protected void setValue(Object value) {
setText((value == null) ? "" : value.toString()); setText((value == null) ? "" : value.toString());
} }
/**
* Get a cell at a given row (warning: slow)
*
*/
private HSSFCell getCell(int row, int col) {
HSSFRow r = st.getRow(row);
HSSFCell c = null;
if ( r != null)
c = r.getCell((short)col);
return c;
}
} }

39
src/contrib/src/org/apache/poi/hssf/contrib/view/SViewer.java
View File

@ -78,13 +78,11 @@ import org.apache.poi.hssf.usermodel.HSSFCell;
* *
* @author Andrew C. Oliver * @author Andrew C. Oliver
*/ */
public class SViewer extends Applet { public class SViewer extends JApplet {
private SViewerPanel panel;
boolean isStandalone = false; boolean isStandalone = false;
String filename = null; String filename = null;
BorderLayout borderLayout = new BorderLayout();
JScrollPane mainScrollPane = new JScrollPane();
JTable mainTable = new JTable();
URLConnection uc = null;
/**Get a parameter value*/ /**Get a parameter value*/
public String getParameter(String key, String def) { public String getParameter(String key, String def) {
return isStandalone ? System.getProperty(key, def) : return isStandalone ? System.getProperty(key, def) :
@ -94,6 +92,7 @@ public class SViewer extends Applet {
/**Construct the applet*/ /**Construct the applet*/
public SViewer() { public SViewer() {
} }
/**Initialize the applet*/ /**Initialize the applet*/
public void init() { public void init() {
try { try {
@ -103,6 +102,7 @@ public class SViewer extends Applet {
e.printStackTrace(); e.printStackTrace();
} }
} }
/**Component initialization*/ /**Component initialization*/
private void jbInit() throws Exception { private void jbInit() throws Exception {
InputStream i = null; InputStream i = null;
@ -121,16 +121,9 @@ public class SViewer extends Applet {
} else { } else {
wb = constructWorkbook(filename); wb = constructWorkbook(filename);
} }
panel = new SViewerPanel(wb);
HSSFSheet st = wb.getSheetAt(0); getContentPane().setLayout(new BorderLayout());
SVTableModel tm = constructTableModel(wb,st); getContentPane().add(panel, BorderLayout.CENTER);
mainTable.setModel(tm);
SVTableCellRenderer rnd = new SVTableCellRenderer(wb, st);
mainTable.setDefaultRenderer(HSSFCell.class,rnd);
this.setLayout(borderLayout);
this.add(mainScrollPane, BorderLayout.CENTER);
mainScrollPane.getViewport().add(mainTable, null);
} }
private HSSFWorkbook constructWorkbook(String filename) { private HSSFWorkbook constructWorkbook(String filename) {
@ -159,18 +152,6 @@ public class SViewer extends Applet {
return wb; return wb;
} }
private SVTableModel constructTableModel(HSSFWorkbook wb, HSSFSheet st) {
SVTableModel retval = null;
try {
retval = new SVTableModel(st);
} catch (Exception e) {
e.printStackTrace();
}
return retval;
}
/**Start the applet*/ /**Start the applet*/
public void start() { public void start() {
} }
@ -197,9 +178,7 @@ public class SViewer extends Applet {
InputStream is = null; InputStream is = null;
try { try {
URL url = new URL(urlstring); URL url = new URL(urlstring);
uc = url.openConnection(); is = url.openStream();
uc.connect();
is = uc.getInputStream();
} catch (Exception e) { } catch (Exception e) {
e.printStackTrace(); e.printStackTrace();
} }