erik/LifeBlogger
erik/LifeBlogger
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Added image preview.

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Base64 encoding is now done thru a temporary file.
This commit is contained in:
Erik C. Thauvin 2004-07-23 16:41:21 +00:00
parent 891603dea2
commit 3f61e9b35b
5 changed files with 380 additions and 193 deletions
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252
src/net/thauvin/lifeblogger/LifeBlogger.java
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@ -40,18 +40,19 @@ import thinlet.FrameLauncher;
import thinlet.Thinlet;
import java.awt.*;
import java.awt.geom.AffineTransform;
import java.awt.image.BufferedImage;
import java.io.*;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
import java.sql.*;
import java.text.SimpleDateFormat;
import java.util.Properties;
import javax.imageio.ImageIO;
import javax.swing.*;
@ -225,66 +226,74 @@ public class LifeBlogger extends Thinlet
}
}
final Connection con = DriverManager.getConnection(JDBC_PREFIX + _homeDir.getAbsolutePath() + DATABASE);
Connection con = null;
Statement st = null;
ResultSet rs = null;
final Statement st = con.createStatement();
final ResultSet rs =
st.executeQuery("SELECT * FROM HooverObject WHERE MobileFavourite = 'true' ORDER BY TimeStamp DESC");
Object row;
Object cell;
String ts;
String name;
boolean first = true;
int found = 0;
while (rs.next())
try
{
ts = rs.getString("TimeStamp");
name = rs.getString("name");
con = DriverManager.getConnection(JDBC_PREFIX + _homeDir.getAbsolutePath() + DATABASE);
row = Thinlet.create("row");
st = con.createStatement();
rs = st.executeQuery("SELECT * FROM HooverObject WHERE MobileFavourite = 'true' ORDER BY TimeStamp DESC");
cell = Thinlet.create("cell");
thinlet.setString(cell, "text", name);
Object row;
Object cell;
String ts;
String name;
if (name.toLowerCase().endsWith("jpg"))
boolean first = true;
int found = 0;
while (rs.next())
{
thinlet.setIcon(cell, "icon", getIcon("/icon/image.gif"));
}
else if (name.toLowerCase().endsWith("3gp"))
{
thinlet.setIcon(cell, "icon", getIcon("/icon/movie.gif"));
}
else
{
thinlet.setIcon(cell, "icon", getIcon("/icon/text.gif"));
ts = rs.getString("TimeStamp");
name = rs.getString("name");
row = Thinlet.create("row");
cell = Thinlet.create("cell");
thinlet.setString(cell, "text", name);
if (name.toLowerCase().endsWith("jpg"))
{
thinlet.setIcon(cell, "icon", getIcon("/icon/image.gif"));
}
else if (name.toLowerCase().endsWith("3gp"))
{
thinlet.setIcon(cell, "icon", getIcon("/icon/movie.gif"));
}
else
{
thinlet.setIcon(cell, "icon", getIcon("/icon/text.gif"));
}
thinlet.putProperty(cell, "oid", rs.getString("HooverObjectID"));
thinlet.add(row, cell);
cell = Thinlet.create("cell");
thinlet.setString(cell, "text", ts.substring(0, ts.lastIndexOf(':')));
thinlet.add(row, cell);
if (first)
{
thinlet.setBoolean(row, "selected", true);
first = false;
}
thinlet.add(table, row);
found++;
}
thinlet.putProperty(cell, "oid", rs.getString("HooverObjectID"));
thinlet.add(row, cell);
cell = Thinlet.create("cell");
thinlet.setString(cell, "text", ts.substring(0, ts.lastIndexOf(':')));
thinlet.add(row, cell);
if (first)
{
thinlet.setBoolean(row, "selected", true);
first = false;
}
thinlet.add(table, row);
found++;
thinlet.setString(find(buttonsPanel, "favslbl"), "text", "Favorites: " + found);
}
finally
{
st.close();
rs.close();
con.close();
}
thinlet.setString(find(buttonsPanel, "favslbl"), "text", "Favorites: " + found);
st.close();
rs.close();
con.close();
toggleButton(table, find(buttonsPanel, "blogbtn"));
}
@ -304,30 +313,21 @@ public class LifeBlogger extends Thinlet
if (selected != -1)
{
final Object row = getItem(table, selected);
final String name = String.valueOf(getProperty(getItem(row, 0), "oid"));
final String oid = String.valueOf(getProperty(getItem(row, 0), "oid"));
final Connection con = DriverManager.getConnection(JDBC_PREFIX + _homeDir.getAbsolutePath() + DATABASE);
final String[] info = fileInfo(oid);
final Statement st = con.createStatement();
final ResultSet rs = st.executeQuery("SELECT * FROM BinaryItem WHERE HooverObjectID = " + name);
if (rs.next())
if (info[0].length() > 0)
{
if ("ftp".equals(_action))
{
ftpDialog(_homeDir.getAbsolutePath() + "\\DataStore" + rs.getString("Pathname") +
rs.getString("Filename"));
ftpDialog(info[1]);
}
else
{
mwDialog(_homeDir.getAbsolutePath() + "\\DataStore" + rs.getString("Pathname") +
rs.getString("Filename"), rs.getString("ObjectMimeType"));
mwDialog(info[1], info[2]);
}
}
st.close();
rs.close();
con.close();
}
}
@ -484,6 +484,76 @@ public class LifeBlogger extends Thinlet
}
}
/**
* Previews a JPEG image.
*
* @param table The data table.
*
* @throws Exception If an error occurs while previewing the image.
*/
public final void preview(Object table)
throws Exception
{
final int selected = getSelectedIndex(table);
if (selected != -1)
{
final Object row = getItem(table, selected);
final String oid = String.valueOf(getProperty(getItem(row, 0), "oid"));
final String[] info = fileInfo(oid);
if (info[0].length() > 0)
{
if ((info[2].length() > 0) && info[2].endsWith("jpeg"))
{
// Retrieve the jpg image
final BufferedImage in = ImageIO.read(new File(info[1]));
final int maxDim = 200;
final int height = in.getHeight();
final int width = in.getWidth();
// Determine the scale.
double scale = (double) maxDim / (double) height;
if (in.getWidth() > in.getHeight())
{
scale = (double) maxDim / (double) width;
}
int scaledW = (int) (scale * (double) width);
int scaledH = (int) (scale * (double) height);
// Set the scale.
final AffineTransform tx = new AffineTransform();
if (scale <= 1.0d)
{
tx.scale(scale, scale);
}
else
{
scaledW = width;
scaledH = height;
}
final BufferedImage out = new BufferedImage(scaledW, scaledH, BufferedImage.TYPE_INT_RGB);
final Graphics2D g2d = out.createGraphics();
g2d.drawImage(in, tx, null);
g2d.dispose();
final Object preview = parse("preview.xml");
setString(preview, "text", info[0]);
setIcon(find(preview, "image"), "icon", out);
add(preview);
}
}
}
}
/**
* Displays an exception stacktrace.
*
@ -534,6 +604,50 @@ public class LifeBlogger extends Thinlet
}
}
// Returns an array containg the file name, location and mime type.
private String[] fileInfo(String objectID)
throws SQLException
{
final String[] info = new String[] { "", "", "" };
Connection con = null;
Statement st = null;
ResultSet rs = null;
try
{
con = DriverManager.getConnection(JDBC_PREFIX + _homeDir.getAbsolutePath() + DATABASE);
st = con.createStatement();
rs = st.executeQuery("SELECT * FROM BinaryItem WHERE HooverObjectID = " + objectID);
if (rs.next())
{
info[0] = rs.getString("Filename");
info[1] = _homeDir.getAbsolutePath() + "\\DataStore" + rs.getString("Pathname") + info[0];
info[2] = rs.getString("ObjectMimeType");
}
}
finally
{
if (st != null)
{
st.close();
}
if (rs != null)
{
rs.close();
}
if (con != null)
{
con.close();
}
}
return info;
}
// Display the FTP dialog.
private void ftpDialog(String file)
{