X-Git-Url: http://git.nikiroo.be/?p=fanfix.git;a=blobdiff_plain;f=src%2Fbe%2Fnikiroo%2Fjexer%2FTTableColumn.java;fp=src%2Fbe%2Fnikiroo%2Fjexer%2FTTableColumn.java;h=3eea23074de0ab31cece0c896223b2469edacddc;hp=0000000000000000000000000000000000000000;hb=8f34a7954f96acdd5d7be5ed6f08fea2713f7d75;hpb=4162793727db52a12e0efeaca48ac5dbdcb57bdf

diff --git a/src/be/nikiroo/jexer/TTableColumn.java b/src/be/nikiroo/jexer/TTableColumn.java
new file mode 100644
index 0000000..3eea230
--- /dev/null
+++ b/src/be/nikiroo/jexer/TTableColumn.java
@@ -0,0 +1,129 @@
+package be.nikiroo.jexer;
+
+import javax.swing.table.TableModel;
+
+import be.nikiroo.jexer.TTableCellRenderer.CellRendererMode;
+
+public class TTableColumn {
+	static private TTableCellRenderer defaultrenderer = new TTableCellRendererText(
+			CellRendererMode.NORMAL);
+
+	private TableModel model;
+	private int modelIndex;
+	private int width;
+	private boolean forcedWidth;
+
+	private TTableCellRenderer renderer;
+
+	/** The auto-computed width of the column (the width of the largest value) */
+	private int autoWidth;
+
+	private Object headerValue;
+
+	public TTableColumn(int modelIndex) {
+		this(modelIndex, null);
+	}
+
+	public TTableColumn(int modelIndex, String colName) {
+		this(modelIndex, colName, null);
+	}
+
+	// set the width and preferred with the the max data size
+	public TTableColumn(int modelIndex, Object colValue, TableModel model) {
+		this.model = model;
+		this.modelIndex = modelIndex;
+
+		reflowData();
+
+		if (colValue != null) {
+			setHeaderValue(colValue);
+		}
+	}
+
+	// never null
+	public TTableCellRenderer getRenderer() {
+		return renderer != null ? renderer : defaultrenderer;
+	}
+
+	public void setCellRenderer(TTableCellRenderer renderer) {
+		this.renderer = renderer;
+	}
+
+	/**
+	 * Recompute whatever data is displayed by this widget.
+	 * <p>
+	 * Will just update the sizes in this case.
+	 */
+	public void reflowData() {
+		if (model != null) {
+			int maxDataSize = 0;
+			for (int i = 0; i < model.getRowCount(); i++) {
+				maxDataSize = Math.max(
+						maxDataSize,
+						getRenderer().getWidthOf(
+								model.getValueAt(i, modelIndex)));
+			}
+
+			autoWidth = maxDataSize;
+			if (!forcedWidth) {
+				setWidth(maxDataSize);
+			}
+		} else {
+			autoWidth = 0;
+			forcedWidth = false;
+			width = 0;
+		}
+	}
+
+	public int getModelIndex() {
+		return modelIndex;
+	}
+
+	/**
+	 * The actual size of the column. This can be auto-computed in some cases.
+	 * 
+	 * @return the width (never &lt; 0)
+	 */
+	public int getWidth() {
+		return width;
+	}
+
+	/**
+	 * Set the actual size of the column or -1 for auto size.
+	 * 
+	 * @param width
+	 *            the width (or -1 for auto)
+	 */
+	public void setWidth(int width) {
+		forcedWidth = width >= 0;
+
+		if (forcedWidth) {
+			this.width = width;
+		} else {
+			this.width = autoWidth;
+		}
+	}
+
+	/**
+	 * The width was forced by the user (using
+	 * {@link TTableColumn#setWidth(int)} with a positive value).
+	 * 
+	 * @return TRUE if it was
+	 */
+	public boolean isForcedWidth() {
+		return forcedWidth;
+	}
+
+	// not an actual forced width, but does change the width return
+	void expandWidthTo(int width) {
+		this.width = width;
+	}
+
+	public Object getHeaderValue() {
+		return headerValue;
+	}
+
+	public void setHeaderValue(Object headerValue) {
+		this.headerValue = headerValue;
+	}
+}