public static int getColumnIndex(Table table, Point pointCursor) {
// searching current column index
int currentColumnIndex = -1;
TableColumn[] columns = table.getColumns();
for (int i = 0, width = 0; i < columns.length; i++) {
TableColumn column = columns[i];
int widthColumn = column.getWidth();
if (pointCursor.x >= width
&& pointCursor.x <= width + widthColumn
&& ((!WindowSystem.isGTK()
&& pointCursor.y > table.getHeaderHeight()
&& pointCursor.y
< table.getHeaderHeight() + table.getItemCount() * table.getItemHeight())
|| (WindowSystem.isGTK()
&& pointCursor.y > 0
&& pointCursor.y
< table.getItemCount() * table.getItemHeight() + table.getItemHeight()))) {
currentColumnIndex = i;
break;
}
width += widthColumn;
}
return currentColumnIndex;
}
public int getColumnIndex(Point pointCursor) {
// searching current column index
int currentColumnIndex = -1;
TableColumn[] columns = table.getColumns();
int minY = 0;
int maxY =
table.getHeaderHeight()
+ (table.getItemCount()
* (table.getItemHeight()
+ table.getBorderWidth()
+ (WindowSystem.isGTK() ? 2 : 0)));
for (int i = 0, width = 0; i < columns.length; i++) {
TableColumn column = columns[i];
int widthColumn = column.getWidth();
if (pointCursor.x >= width
&& pointCursor.x <= width + widthColumn
&& pointCursor.y > minY
&& pointCursor.y < maxY) {
currentColumnIndex = i;
break;
}
width += widthColumn;
}
return currentColumnIndex;
}
private void changeColumnLayoutData(final TableColumn currentTableColumn, Rectangle bounds) {
Integer columnIndex = getColumnIndex(currentTableColumn);
ColumnLayoutData columnLayoutData = columnsLayoutData.get(columnIndex);
if (columnLayoutData instanceof ColumnPixelData) {
ColumnPixelData columnPixelData = (ColumnPixelData) columnLayoutData;
columnPixelData.width = currentTableColumn.getWidth();
// System.out.println("columnPixelData.width="+columnPixelData.width);
} else if (columnLayoutData instanceof ColumnWeightData) {
ColumnWeightData columnWeightData = (ColumnWeightData) columnLayoutData;
Table table = currentTableColumn.getParent();
TableColumn[] columns = table.getColumns();
// int totalWidthWithoutWeight = 0;
int totalWidthWithWeight = 0;
int totalWeight = 0;
for (int i = 0; i < columns.length; i++) {
ColumnLayoutData data = columnsLayoutData.get(i);
if (data instanceof ColumnWeightData) {
int weight = ((ColumnWeightData) data).weight;
totalWeight += weight;
totalWidthWithWeight += columns[i].getWidth();
} else {
if (WindowSystem.isGTK()) {
totalWidthWithWeight += columns[i].getWidth();
}
}
}
float coef =
(float) currentTableColumn.getWidth()
* (float) totalWeight
/ ((float) totalWidthWithWeight);
columnWeightData.weight = Math.round(coef);
}
}
/**
* DOC amaumont Comment method "resizeControl".
*
* @param e
*/
private synchronized void controlResizedExecute(ControlEvent e) {
final TableColumn currentTableColumn = (TableColumn) e.widget;
if (!WindowSystem.isGTK() && !columnsResizingByLayout && (fillHorizontal || continuousLayout)) {
// System.out.println("controlResizedExecute");
if (continuousLayout && !fillHorizontal) {
// asyncThreadingForManualColumnResizingFalse.interrupt();
// if (!fillHorizontal) {
// manualResizing = false;
// }
}
if (!manualResizing) {
manualResizing = true;
final Table table = currentTableColumn.getParent();
Rectangle bounds = table.getClientArea();
// System.out.println("currentTableColumn.getWidth()=" + currentTableColumn.getWidth());
// System.out.println("columnsResizingByLayout=" + columnsResizingByLayout);
// System.out.println("currentTableColumn.hashCode()=" + currentTableColumn.hashCode());
if (table.getHorizontalBar().getSelection() == 0) {
if (!WindowSystem.isGTK()) {
changeColumnLayoutData(currentTableColumn, bounds);
}
lastDisplayedWidth = bounds.width + widthAdjustValue;
// System.out.println("lastWidth="+lastDisplayedWidth);
// System.out.println("referenceWidth="+referenceWidth);
referenceWidth = computeCurrentTableWidth();
TableColumn[] tableColumns = table.getColumns();
if (fillHorizontal && tableColumns.length - 1 >= 0) {
int widthAll = referenceWidth;
int indexLastColumn = tableColumns.length - 1;
TableColumn lastTableColumn = tableColumns[indexLastColumn];
TableViewerCreatorColumnNotModifiable tableViewerCreatorColumn =
(TableViewerCreatorColumnNotModifiable)
tableViewerCreator.getColumns().get(indexLastColumn);
ColumnLayoutData columnLayoutData = columnsLayoutData.get(indexLastColumn);
int minimumWidth = 0;
if (columnLayoutData instanceof ColumnWeightData) {
minimumWidth = ((ColumnWeightData) columnLayoutData).minimumWidth;
} else if (columnLayoutData instanceof ColumnPixelData) {
minimumWidth = ((ColumnPixelData) columnLayoutData).width;
}
int widthLastColumn = lastTableColumn.getWidth();
int newColumnWidth = lastDisplayedWidth - (widthAll - widthLastColumn);
if (newColumnWidth > minimumWidth) {
if (referenceWidth - widthLastColumn < lastDisplayedWidth) {
if (newColumnWidth > 0) {
// System.out.println("change");
lastTableColumn.setWidth(newColumnWidth);
changeColumnLayoutData(lastTableColumn, bounds);
}
} else {
int width = tableViewerCreatorColumn.getWidth();
// System.out.println("weight=" + weight);
// System.out.println("width=" + width);
if (columnLayoutData instanceof ColumnWeightData) {
lastTableColumn.setWidth(width);
changeColumnLayoutData(lastTableColumn, bounds);
}
}
}
referenceWidth = computeCurrentTableWidth() + widthAdjustValue;
// System.out.println("referenceWidth=" + referenceWidth);
}
}
if (continuousLayout && !fillHorizontal) {
// asyncThreadingForManualColumnResizingFalse.start();
Runnable runable =
new Runnable() {
public void run() {
try {
synchronized (this) {
wait(500);
manualResizing = false;
}
} catch (InterruptedException e) {
manualResizing = false;
}
}
};
new Thread(runable).start();
}
}
if (fillHorizontal) {
manualResizing = false;
}
tableViewerCreator.redrawTableEditorControls();
}
}
private void layout(final Composite c) {
// System.out.println("Layout" + System.currentTimeMillis());
final Table table = (Table) c;
Rectangle bounds = table.getBounds();
Rectangle clientArea = table.getClientArea();
if (WindowSystem.isGTK()) {
bounds = table.getClientArea();
} else {
bounds = table.getBounds();
}
int displayedWidth = 0;
int heightFilledByRows = table.getItemCount() * table.getItemHeight() + table.getHeaderHeight();
if (firstTime) {
displayedWidth = bounds.width - 2 * c.getBorderWidth() + widthAdjustValue;
if (bounds.height < heightFilledByRows) {
displayedWidth += -table.getVerticalBar().getSize().x;
}
} else {
if (WindowSystem.isGTK()) {
heightFilledByRows -= table.getHeaderHeight();
}
if (fillHorizontal) {
if (bounds.height < heightFilledByRows) {
displayedWidth = clientArea.width + widthAdjustValue;
} else {
displayedWidth = bounds.width + widthAdjustValue;
}
referenceWidth = displayedWidth;
lastDisplayedWidth = displayedWidth;
} else {
int newVisibleWidth = bounds.width + widthAdjustValue;
if (bounds.height < heightFilledByRows) {
newVisibleWidth += -table.getVerticalBar().getSize().x;
}
displayedWidth =
referenceWidth - 2 * c.getBorderWidth() - (lastDisplayedWidth - newVisibleWidth);
}
}
if (firstTime) {
referenceWidth = displayedWidth;
lastDisplayedWidth = displayedWidth;
}
// XXX: Layout is being called with an invalid value the first time
// it is being called on Linux. This method resets the
// Layout to null so we make sure we run it only when
// the value is OK.
if (displayedWidth <= 1) {
return;
}
Item[] tableColumns = getColumns(c);
int size = Math.min(columnsLayoutData.size(), tableColumns.length);
int[] widths = new int[size];
int fixedWidth = 0;
int numberOfWeightColumns = 0;
int totalWeight = 0;
// First calc space occupied by fixed columns
for (int i = 0; i < size; i++) {
ColumnLayoutData col = (ColumnLayoutData) columnsLayoutData.get(i);
if (col instanceof ColumnPixelData) {
ColumnPixelData cpd = (ColumnPixelData) col;
int pixels = cpd.width;
if (cpd.addTrim) {
pixels += COLUMN_TRIM;
}
widths[i] = pixels;
fixedWidth += pixels;
} else if (col instanceof ColumnWeightData) {
ColumnWeightData cw = (ColumnWeightData) col;
numberOfWeightColumns++;
// first time, use the weight specified by the column data,
// otherwise use the actual width as the weight
// int weight = firstTime ? cw.weight :
// tableColumns[i].getWidth();
int weight = cw.weight;
totalWeight += weight;
} else {
Assert.isTrue(false, "Unknown column layout data"); // $NON-NLS-1$
}
}
// Do we have columns that have a weight
if (numberOfWeightColumns > 0) {
// Now distribute the rest to the columns with weight.
int rest = displayedWidth - fixedWidth;
int totalDistributed = 0;
for (int i = 0; i < size; ++i) {
ColumnLayoutData col = (ColumnLayoutData) columnsLayoutData.get(i);
if (col instanceof ColumnWeightData) {
ColumnWeightData cw = (ColumnWeightData) col;
// calculate weight as above
// int weight = firstTime ? cw.weight :
// tableColumns[i].getWidth();
int weight = cw.weight;
int pixels = totalWeight == 0 ? 0 : weight * rest / totalWeight;
if (pixels < cw.minimumWidth) {
pixels = cw.minimumWidth;
}
totalDistributed += pixels;
widths[i] = pixels;
}
}
// Distribute any remaining pixels to columns with weight.
int diff = rest - totalDistributed;
for (int i = 0; diff > 0; ++i) {
if (i == size) {
i = 0;
}
ColumnLayoutData col = (ColumnLayoutData) columnsLayoutData.get(i);
if (col instanceof ColumnWeightData) {
++widths[i];
--diff;
}
}
}
columnsResizingByLayout = true;
final boolean previousVisible = table.getVisible();
if (previousVisible) {
table.setVisible(false);
}
for (int i = 0; i < size; i++) {
setWidth(tableColumns[i], widths[i]);
}
table.setVisible(previousVisible);
columnsResizingByLayout = false;
firstTime = false;
}
