public void onMouseDown(MouseDownEvent event) { setMouseDown(true); updateCSS(); DOM.setCapture(view.getElement()); dragStartX = event.getX(); dragStartY = event.getY(); event.preventDefault(); }
public void onMouseDown(@Nonnull final MouseDownEvent event) { dragging = true; // capturing the mouse to the dragged widget. DOM.setCapture(container.getElement()); startY = event.getY(); ClientLog.log("DOWN", null); event.stopPropagation(); event.preventDefault(); originalStyle = widget.getElement().getAttribute("style"); }
private void handleRowClick(MouseDownEvent event, TableRowElement row) { int modifiers = KeyboardShortcut.getModifierValue(event.getNativeEvent()); modifiers &= ~KeyboardShortcut.ALT; // ALT has no effect if (!allowMultiSelect_) modifiers = KeyboardShortcut.NONE; // We'll treat Ctrl and Meta as equivalent--and normalize to Ctrl. if (KeyboardShortcut.META == (modifiers & KeyboardShortcut.META)) modifiers |= KeyboardShortcut.CTRL; modifiers &= ~KeyboardShortcut.META; if (modifiers == KeyboardShortcut.NONE) { // Select only the target row clearSelection(); setSelected(row, true); } else if (modifiers == KeyboardShortcut.CTRL) { // Toggle the target row setSelected(row, !isSelected(row)); } else { // SHIFT or CTRL+SHIFT int target = row.getRowIndex(); Integer min = null; Integer max = null; for (TableRowElement selectedRow : selectedRows_) { if (min == null) min = selectedRow.getRowIndex(); max = selectedRow.getRowIndex(); } int offset; // selection offset int length; // selection length if (min == null) { // Nothing is selected offset = target; length = 1; } else if (target < min) { // Select target..max offset = target; length = max - target + 1; } else if (target > max) { offset = min; length = target - min + 1; } else { // target is in between min and max if (modifiers == (KeyboardShortcut.CTRL | KeyboardShortcut.SHIFT)) { offset = min; length = target - min + 1; } else { offset = target; length = 1; } } clearSelection(); if (length > 0) { setSelectedPhysical(offset, length, true); } } }
NodePresenter(VGraphExplorer parent, NodeProxy model) { this.parent = parent; this.model = model; graph = parent.getGraph(); view.setTitle(model.getId()); Style style = view.getElement().getStyle(); style.setLeft(model.getX(), Unit.PX); style.setTop(model.getY(), Unit.PX); view.addDomHandler(this, MouseDownEvent.getType()); view.addDomHandler(this, MouseMoveEvent.getType()); view.addDomHandler(this, MouseUpEvent.getType()); parent.add(view); }
@Override public HandlerRegistration addMouseDownHandler(final MouseDownHandler handler) { return handlers.addHandler(MouseDownEvent.getType(), handler); }
public HandlerRegistration addMouseDownHandler(MouseDownHandler handler) { return addDomHandler(handler, MouseDownEvent.getType()); }