/** Changes the thumb position to the specified grid component */
void update(GridComponent gc) {
DesignerDragSource dds =
(DesignerDragSource) JETARegistry.lookup(DesignerDragSource.COMPONENT_ID);
if (dds != null && dds != this && dds.isDragging()) {
return;
}
if (isPaintMargin() && !m_dragging && m_compsrc.isSelectionTool()) {
m_gc = gc;
if (gc != null) {
GridView parentview = gc.getParentView();
if (parentview == m_view) {
m_gc = null;
} else {
if (parentview != null) {
Insets insets = parentview.getInsets();
int col_offset = gc.getColumn() + gc.getColumnSpan() - 1;
Point pt =
javax.swing.SwingUtilities.convertPoint(
parentview,
parentview.getColumnOrgX(col_offset)
+ parentview.getColumnWidth(col_offset)
+ insets.left,
0,
this);
m_xpos = pt.x;
}
}
}
repaint();
}
}
public void mousePressed(MouseEvent e) {
GridView view = getView();
if (view != null) view.deselectAll();
GridComponent cell = getComponent(e);
if (cell == m_comp) {
if (!handleControlButton(e)) {
GridView childview = m_comp.getChildView();
childview.deselectAll();
if (m_compsrc.isSelectionTool()) {
m_comp.setSelected(true);
m_comp.repaint();
if (e.getClickCount() > 1) {
m_comp.fireGridCellEvent(new GridCellEvent(GridCellEvent.EDIT_COMPONENT, m_comp));
} else if (e.getClickCount() == 1) {
setDragSource(this);
}
}
}
} else if (cell != null) {
CellMouseHandler handler = cell.getMouseHandler();
assert (handler != null);
if (handler != null) {
handler.mousePressed(e);
}
m_comp.repaint();
}
}
/**
* Builds the set of FocusKey objects for all focusable components on the form. A FocusKey allows
* us to store a reference to a focusable component and later find that component when a form has
* been de-serialized. We don't use the component name to reference the component because we don't
* want to keep track of when the user changes the name.
*/
public void buildFocusKeys(
HashSet currentFocusSet,
HashMap focus_key_map,
FormComponent form,
CompositeFocusKey compositeKey) {
for (int row = 1; row <= form.getRowCount(); row++) {
for (int col = 1; col <= form.getColumnCount(); col++) {
GridComponent gc = form.getGridComponent(col, row);
if (gc instanceof StandardComponent) {
Component comp = gc.getBeanDelegate();
if (comp != null) {
if (currentFocusSet.contains(comp)) {
CompositeFocusKey ckey = (CompositeFocusKey) compositeKey.clone();
ckey.add(new FormCellFocusKey(row, col, comp));
focus_key_map.put(comp, ckey);
} else {
/**
* This comp must be a container that contains components that are in the focus policy
* This can happen for Java Beans that are also panels which contain other components.
*/
if (comp instanceof Container) {
CompositeFocusKey ckey = (CompositeFocusKey) compositeKey.clone();
ckey.add(new FormCellFocusKey(row, col, comp));
buildContainerFocusKeys(currentFocusSet, focus_key_map, (Container) comp, ckey);
} else {
// ignore because this could be a component like
// a JLabel which does not need focus
}
}
}
} else if (gc instanceof FormComponent) {
FormComponent childform = (FormComponent) gc;
CompositeFocusKey ckey = (CompositeFocusKey) compositeKey.clone();
ckey.add(new FormCellFocusKey(row, col, gc));
buildFocusKeys(currentFocusSet, focus_key_map, childform, ckey);
} else {
if (gc != null) {
System.out.println(
"FormFocusManager.buildDefaultPolicyFailed found unknown comp: " + gc.getClass());
}
}
}
}
}
public void mouseReleased(MouseEvent e) {
if (isDragging()) {
GridComponent cell = getComponent(e);
if (cell == m_comp) {
if (getDragSource() != this) {
// mouse released on this entire form, so we replace the
// form.
}
} else if (cell != null) {
if (getDragSource() != this) {
// don't allow drops on children of this form if we are the
// drag source
CellMouseHandler handler = cell.getMouseHandler();
if (handler != null) {
handler.mouseReleased(e);
}
m_comp.repaint();
}
}
}
}
/**
* MouseMotionListener implementation. Note that the source will always be the top level window.
* So, we need to convert the mouse point to the coordinates of our associated overlay window
* before any other operation.
*/
public void mouseMoved(MouseEvent e) {
if (!m_compsrc.isSelectionTool() || isDragging()) {
GridView view = getView();
if (view != null) view.deselectAll();
}
GridOverlay overlay = m_comp.getChildOverlay();
GridComponent cell = getComponent(e);
if (cell != null) {
CellMouseHandler handler = cell.getMouseHandler();
if (handler == null) {
// System.out.println( "found null handler at row: " +
// cell.getRow() + " col: " + cell.getColumn() + " for: " +
// cell.getComponent() );
assert (false);
} else {
if (getDragSource() != this) {
if (handler != this) {
handler.mouseMoved(e);
}
}
}
}
}