JFTable: java/JFTable/src/cz/frantovo/gui/tabulky/JTable.java@0359f2c3b3ba

     1 package cz.frantovo.gui.tabulky;

     4 import java.awt.Point;

     5 import java.awt.event.MouseEvent;

     7 import javax.swing.ImageIcon;

     8 import javax.swing.table.TableModel;

    10 /**

    11  * Tahle t��da umo��uje jednoduch�m zp�sobem p�idat va�im tabulk�m funkci

    12  * �azen�. Sta�� ve va�� t��d� nahradit: <br>

    13  * "import javax.swing.JTable;" <br>

    14  * t�mto importem: " import cz.frantovo.gui.tabulky.JTable;<br>

    15  * <br>

    16  * Pomoc� kl�vesy ctrl jde �adit podle v�ce sloupc�" <br>

    17  * <br>

    18  * Tak� p�id�v� funkci zobrazov�n� tooltipu (zobrazuje obsah bu�ky)

    19  *

    20  * Proto�e t��d�c� model a skute�n� model obsahuj� ��dky v jin�m po�ad�,<br>

    21  * je pot�eba p�epo��tat index z�skan� metodou getSelectedRow() na index ve skute�n�m modelu<br>

    22  * <br>

    23  * k tomu slou�� tento postup:<br>

    24  * int r = jTable1.getSelectedRow();<br>

    25  * int rr = ((TableSorterModel)tabulka.getModel()).modelIndex(r);<br>

    26  * <br>

    27  * rr je potom index ��dku ve skute�n�m modelu. *

    28  *

    29  * @author František Kučera

    30  */

    31 public class JTable extends javax.swing.JTable {

    33         private static final long serialVersionUID = -5133441062459764995L;

    35         private TableSorterModel tableSorterModel;

    37         private TableModel realTableModel;

    39         private boolean showTooltips = false;

    41         public boolean isShowTooltips ()

    42         {

    43                 return showTooltips;

    44         }

    46         /** Nastavuje, zda se maj� zobrazovat tooltipy zobrazuj�c� obsah bu�ky */

    47         public void setShowTooltips (boolean showTooltips)

    48         {

    49                 this.showTooltips = showTooltips;

    50         }

    52         /**

    53          * Nastav� TableModel a zabal� ho do TableSorterModelu, tabulka t�m

    54          * z�sk� schopnost �azen� ��dk�

    55          */

    56     @Override

    57         public void setModel (TableModel dataModel)

    58         {

    59                 realTableModel = dataModel;

    60                 tableSorterModel = new TableSorterModel(dataModel);

    62                 tableSorterModel.setTableHeader(getTableHeader());

    64                 super.setModel(tableSorterModel);

    65         }

    67         /**

    68          * @return TableModel, kter� obsahuje data. Nen� tedy zabalen do

    69          *         TableSorterModelu

    70          */

    71         public TableModel getRealTableModel ()

    72         {

    73                 return realTableModel;

    74         }

    76         /**

    77          * @return TableSorterModel, kter� obaluje skute�n� TableModel, kter�

    78          *         obsahuje data. TableSorterModel slou�� pouze k �azen� polo�ek

    79          */

    80     @Override

    81         public TableModel getModel ()

    82         {

    83                 return super.getModel();

    84         }

    86         /**

    87          * Pokud je nastaveno showTooltips, zobrazuje v tooltipu obsah bu�ky pod

    88          * my�� (hod� se, pokud je obsah bu�ky p��li� dlouh�). Pokud bu�ka

    89          * obsahuje ImageIcon, pak tooltip zobrazuje ImageIcon.getDescription()

    90          */

    91     @Override

    92         public String getToolTipText (MouseEvent event)

    93         {

    94                 if (showTooltips) {

    95                         Point p = event.getPoint();

    96                         int col = columnAtPoint(p);

    97                         int rw = rowAtPoint(p);

    98                         if (col >= 0 && rw >= 0) {

    99                                 Object o = getValueAt(rw,

   100                                                       col);

   101                                 if (o != null) {

   102                                         if (o instanceof ImageIcon) {

   103                                                 return ((ImageIcon) o).getDescription();

   104                                         } else {

   105                                                 return o.toString();

   106                                         }

   107                                 }

   108                         }

   109                         return super.getToolTipText();

   110                 } else {

   111                         return super.getToolTipText();

   112                 }

   113         }

   115 }

author	František Kučera <franta-hg@frantovo.cz>
	Sat Feb 28 16:51:54 2009 +0100 (2009-02-28)
changeset 0	0359f2c3b3ba
child 2	29fb34084b12
permissions	-rwxr-xr-x