Help not shown in "Import preferences" dialog #2759

- Add preferences import and export help contexts to IWorkbenchHelpContextIds.java
- Register missing help contexts for WizardPreferencesExportPage1.java and WizardPreferencesImportPage1.java to the help system.

Fixes #2759

Author: reedenb

bundles/org.eclipse.ui.workbench/eclipseui/org/eclipse/ui/internal/IWorkbenchHelpContextIds.java

@@ -249,5 +249,10 @@ public interface IWorkbenchHelpContextIds {
 	String WORKING_SET_EDIT_WIZARD = PREFIX + "working_set_edit_wizard_context"; //$NON-NLS-1$
 
 	String CAPABILITY_PREFERENCE_PAGE = PREFIX + "capabilities_preference_page_context"; //$NON-NLS-1$
+
 	String TOGGLE_COOLBAR_ACTION = PREFIX + "toggle_coolbar_action"; //$NON-NLS-1$
+
+	String PREFERENCES_IMPORT_WIZARD_PAGE = PREFIX + "preferences_import_wizard_page"; //$NON-NLS-1$
+
+	String PREFERENCES_EXPORT_WIZARD_PAGE = PREFIX + "preferences_export_wizard_page"; //$NON-NLS-1$
 }

bundles/org.eclipse.ui.workbench/eclipseui/org/eclipse/ui/internal/wizards/preferences/WizardPreferencesExportPage1.java

@@ -25,6 +25,8 @@
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Shell;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.internal.IWorkbenchHelpContextIds;
 import org.eclipse.ui.internal.WorkbenchPlugin;
 import org.eclipse.ui.internal.preferences.PreferenceTransferElement;
 
@@ -54,6 +56,12 @@ public WizardPreferencesExportPage1() {
 		this(PREFERENCESEXPORTPAGE1);
 	}
 
+	@Override
+	public void createControl(Composite composite) {
+		super.createControl(composite);
+		PlatformUI.setHelp(composite, IWorkbenchHelpContextIds.PREFERENCES_IMPORT_WIZARD_PAGE);
+	}
+
 	protected String getOutputSuffix() {
 		return ".epf"; //$NON-NLS-1$
 	}

bundles/org.eclipse.ui.workbench/eclipseui/org/eclipse/ui/internal/wizards/preferences/WizardPreferencesImportPage1.java

@@ -25,6 +25,8 @@
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Event;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.internal.IWorkbenchHelpContextIds;
 import org.eclipse.ui.internal.WorkbenchPlugin;
 import org.eclipse.ui.internal.preferences.PreferenceTransferElement;
 
@@ -52,6 +54,12 @@ public WizardPreferencesImportPage1() {
 		this("preferencesImportPage1");//$NON-NLS-1$
 	}
 
+	@Override
+	public void createControl(Composite composite) {
+		super.createControl(composite);
+		PlatformUI.setHelp(composite, IWorkbenchHelpContextIds.PREFERENCES_IMPORT_WIZARD_PAGE);
+	}
+
 	@Override
 	protected String getAllButtonText() {
 		return PreferencesMessages.WizardPreferencesImportPage1_all;