Blackberry JAVA DEVELOPMENT ENVIRONMENT - - CRYPTOGRAPHIC SMART CARD DRIVER - DEVELOPMENT GUIDE Guía para resolver problemas descargar pdf (Pagina 26)

BlackBerry Java Development Environment Development Guide

textWidth );

}

Create custom context menus

Task Steps

Create the custom context menu

items.

> In your field class, create the custom context menu items.

private MenuItem myContextMenuItemA = new MenuItem( _resources,

MENUITEM_ONE, 200000, 10) {

public void run() {

onMyMenuItemA();

}

};

private MenuItem myContextMenuItemB = new MenuItem( _resources,

MENUITEM_ONE, 200000, 10) {

public void run() {

onMyMenuItemB();

}

};

Provide a context menu. > In your main application class, override makeContextMenu().

protected void makeContextMenu(ContextMenu contextMenu) {

contextMenu.addItem(myContextMenuItemA);

contextMenu.addItem(myContextMenuItemB);

}

Create the application menu. > In your main application class, override makeMenu(), invoking getLeafFieldWithFocus()

and getContextMenu() on the return value to determine which fields receive custom menu

items.

protected void makeMenu(Menu menu) {

Field focus =

UiApplication.getUiApplication().getActiveScreen().getLeafFieldWithFoc

us();

if (focus != null) {

ContextMenu contextMenu = focus.getContextMenu();

if (!contextMenu.isEmpty()) {

menu.add(contextMenu);

menu.addSeparator();

}

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Blackberry JAVA DEVELOPMENT ENVIRONMENT - - CRYPTOGRAPHIC SMART CARD DRIVER - DEVELOPMENT GUIDE Guía para resolver problemas Pagina 26