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utils/mxtk/mxpopupmenu.cpp

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+//
+//                 mxToolKit (c) 1999 by Mete Ciragan
+//
+// file:           mxPopupMenu.cpp
+// implementation: Win32 API
+// last modified:  Mar 18 1999, Mete Ciragan
+// copyright:      The programs and associated files contained in this
+//                 distribution were developed by Mete Ciragan. The programs
+//                 are not in the public domain, but they are freely
+//                 distributable without licensing fees. These programs are
+//                 provided without guarantee or warrantee expressed or
+//                 implied.
+//
+#include "mxtk/mxPopupMenu.h"
+#include <windows.h>
+
+
+
+class mxPopupMenu_i
+{
+public:
+	int dummy;
+};
+
+
+
+mxPopupMenu::mxPopupMenu ()
+: mxWidget (0, 0, 0, 0, 0)
+{
+	void *handle = (void *) CreatePopupMenu ();
+	setHandle (handle);
+	setType (MX_POPUPMENU);
+}
+
+
+
+mxPopupMenu::~mxPopupMenu ()
+{
+}
+
+
+
+int
+mxPopupMenu::popup (mxWidget *widget, int x, int y)
+{
+	POINT pt;
+	pt.x = x;
+	pt.y = y;
+
+	ClientToScreen ((HWND) widget->getHandle (), &pt);
+	return (int) TrackPopupMenu ((HMENU) getHandle (), /*TPM_NONOTIFY | TPM_RETURNCMD | */ TPM_LEFTALIGN | TPM_TOPALIGN, pt.x, pt.y, 0, (HWND) widget->getHandle (), NULL);
+}
+
+
+
+void
+mxPopupMenu::add (const char *item, int id)
+{
+	AppendMenu ((HMENU) getHandle (), MF_STRING, (UINT) id, item);
+}
+
+
+
+void
+mxPopupMenu::addMenu (const char *item, mxPopupMenu *menu)
+{
+	AppendMenu ((HMENU) getHandle (), MF_POPUP, (UINT) menu->getHandle (), item);
+}
+
+
+
+void
+mxPopupMenu::addSeparator ()
+{
+	AppendMenu ((HMENU) getHandle (), MF_SEPARATOR, 0, 0);
+}
+
+
+
+void
+mxPopupMenu::setEnabled (int id, bool b)
+{
+	EnableMenuItem ((HMENU) getHandle (), (UINT) id, MF_BYCOMMAND | (b ? MF_ENABLED:MF_GRAYED));
+}
+
+
+
+void
+mxPopupMenu::setChecked (int id, bool b)
+{
+	CheckMenuItem ((HMENU) getHandle (), (UINT) id, MF_BYCOMMAND | (b ? MF_CHECKED:MF_UNCHECKED));
+}
+
+
+
+bool
+mxPopupMenu::isEnabled (int id) const
+{
+	MENUITEMINFO mii;
+
+	memset (&mii, 0, sizeof (mii));
+	mii.cbSize = sizeof (mii);
+	mii.fMask = MIIM_STATE;
+	GetMenuItemInfo ((HMENU) getHandle (), (UINT) id, false, &mii);
+	if (mii.fState & MFS_GRAYED)
+		return true;
+
+	return false;
+}
+
+
+
+bool
+mxPopupMenu::isChecked (int id) const
+{
+	MENUITEMINFO mii;
+
+	memset (&mii, 0, sizeof (mii));
+	mii.cbSize = sizeof (mii);
+	mii.fMask = MIIM_STATE;
+	GetMenuItemInfo ((HMENU) getHandle (), (UINT) id, false, &mii);
+	if (mii.fState & MFS_CHECKED)
+		return true;
+
+	return false;
+}