Bug 250604 [FieldAssist] API - ContentProposalAdapter needs isShowing() method
Please implement a method ContentProposalAdapter.isShwoing(). The method should return a boolean whether the content assistant proposal popup is open or not.
bundles/org.eclipse.jface/src/org/eclipse/jface/fieldassist/ContentProposalAdapter.java
getControl());
					
					
					
					
					if (pos > 0) {
						asyncRecomputeProposals(filterText);
					}
					break;
				default:
					
					
					
					if (Character.isDefined(key)) {
						if (filterStyle == FILTER_CUMULATIVE) {
							filterText = filterText + String.valueOf(key);
						} else if (filterStyle == FILTER_CHARACTER) {
							filterText = String.valueOf(key);
						}
						
						asyncRecomputeProposals(filterText);
					}
					break;
				}
			}
		}
		/*
		 * Internal class used to implement the secondary popup.
		 */
		private class InfoPopupDialog extends PopupDialog {