Java Code Examples for javax.swing.JTable#getFontMetrics()

The following examples show how to use javax.swing.JTable#getFontMetrics() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: HistoryUtils.java From netbeans with Apache License 2.0

6 votes

public static String computeFitText(JTable table, int rowIdx, int columnIdx, String text) {
    if(text == null) text = "";                                             // NOI18N
    if (text.length() <= VISIBLE_START_CHARS + 3) return text;

    FontMetrics fm = table.getFontMetrics(table.getFont());
    int width = table.getCellRect(rowIdx, columnIdx, false).width;

    String sufix = "...";                                                   // NOI18N
    int sufixLength = fm.stringWidth(sufix + " ");                          // NOI18N
    int desired = width - sufixLength;
    if (desired <= 0) return text;

    for (int i = 0; i <= text.length() - 1; i++) {
        String prefix = text.substring(0, i);
        int swidth = fm.stringWidth(prefix);
        if (swidth >= desired) {
            return prefix.length() > 0 ? prefix + sufix: text;
        }
    }
    return text;
}

Example 2

Source File: ResultsOutlineCellRenderer.java From netbeans with Apache License 2.0

5 votes

private String computeFitText(JTable table, int rowIdx, int columnIdx,
        String text) {
    if (text == null) {
        text = ""; // NOI18N
    }
    if (text.length() <= 3) {
        return text;
    }

    FontMetrics fm = table.getFontMetrics(table.getFont());
    int width = table.getCellRect(rowIdx, columnIdx, false).width;

    String prefix = "...";                                          //NOI18N
    int sufixLength = fm.stringWidth(prefix + "  ");                 //NOI18
    int desired = width - sufixLength - 15;
    if (desired <= 0) {
        return text;
    }

    for (int i = 1; i <= text.length() - 1; i++) {
        String part = text.substring(text.length() - i, text.length());
        int swidth = fm.stringWidth(part);
        if (swidth >= desired) {
            return part.length() > 0 ? prefix + part + " " : text;  //NOI18N
        }
    }
    return text;
}

Example 3

Source File: UiUtils.java From netbeans with Apache License 2.0

5 votes

public static void configureRowHeight(JTable table) {
    int height = table.getRowHeight();
    Font cellFont = UIManager.getFont("TextField.font");
    if (cellFont != null) {
        FontMetrics metrics = table.getFontMetrics(cellFont);
        if (metrics != null) {
            height = metrics.getHeight() + 2;
        }
    }
    table.setRowHeight(Math.max(table.getRowHeight(), height));
}

Example 4

Source File: Util.java From shakey with Apache License 2.0

5 votes

/** Resize all columns in the table to fit widest row including header. */ 
public static void resizeColumns( JTable table) {
	if (table.getGraphics() == null) {
		return;
	}
	
	DefaultTableCellRenderer renderer = new DefaultTableCellRenderer();
	FontMetrics fm = table.getFontMetrics( renderer.getFont() );

	TableColumnModel mod = table.getColumnModel();
	for (int iCol = 0; iCol < mod.getColumnCount(); iCol++) {
		TableColumn col = mod.getColumn( iCol);
		
		int max = col.getPreferredWidth() - BUF;
		
		String header = table.getModel().getColumnName( iCol);
		if (header != null) {
			max = Math.max( max, fm.stringWidth( header) );
		}
		
		for (int iRow = 0; iRow < table.getModel().getRowCount(); iRow++) {
			Object obj = table.getModel().getValueAt(iRow, iCol);
			String str = obj == null ? "" : obj.toString();
			max = Math.max( max, fm.stringWidth( str) );
		}

		col.setPreferredWidth( max + BUF);
		col.setMaxWidth( MAX);
	}
	table.revalidate();
	table.repaint();
}