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- // custmenu.cpp : custom menu
- //
- // This is a part of the Microsoft Foundation Classes C++ library.
- // Copyright (C) 1992-1998 Microsoft Corporation
- // All rights reserved.
- //
- // This source code is only intended as a supplement to the
- // Microsoft Foundation Classes Reference and related
- // electronic documentation provided with the library.
- // See these sources for detailed information regarding the
- // Microsoft Foundation Classes product.
-
- #include "stdafx.h"
- #include "ctrltest.h"
-
- /////////////////////////////////////////////////////////////////////////////
-
- // for owner draw menus, the CMenu object is embedded in the main frame window
- // the CMenu stays attached to the HMENU while it is running so that
- // owner draw messages are delegated to this class.
- // Since we attach the HMENU to a menu bar (with ModifyMenu below), we
- // don't want to delete the menu twice - so we detach on the destructor.
-
- CColorMenu::CColorMenu()
- {
- VERIFY(CreateMenu());
- }
-
- CColorMenu::~CColorMenu()
- {
- Detach();
- ASSERT(m_hMenu == NULL); // defaul CMenu::~CMenu will destroy
- }
-
- void CColorMenu::AppendColorMenuItem(UINT nID, COLORREF color)
- {
- VERIFY(AppendMenu(MF_ENABLED | MF_OWNERDRAW, nID, (LPCTSTR)color));
- }
-
- /////////////////////////////////////////////////////////////////////////////
-
- #define COLOR_BOX_WIDTH 20
- #define COLOR_BOX_HEIGHT 20
-
-
- void CColorMenu::MeasureItem(LPMEASUREITEMSTRUCT lpMIS)
- {
- // all items are of fixed size
- lpMIS->itemWidth = COLOR_BOX_WIDTH;
- lpMIS->itemHeight = COLOR_BOX_HEIGHT;
- }
-
- void CColorMenu::DrawItem(LPDRAWITEMSTRUCT lpDIS)
- {
- CDC* pDC = CDC::FromHandle(lpDIS->hDC);
- COLORREF cr = (COLORREF)lpDIS->itemData; // RGB in item data
-
- if (lpDIS->itemAction & ODA_DRAWENTIRE)
- {
- // Paint the color item in the color requested
- CBrush br(cr);
- pDC->FillRect(&lpDIS->rcItem, &br);
- }
-
- if ((lpDIS->itemState & ODS_SELECTED) &&
- (lpDIS->itemAction & (ODA_SELECT | ODA_DRAWENTIRE)))
- {
- // item has been selected - hilite frame
- COLORREF crHilite = RGB(255-GetRValue(cr),
- 255-GetGValue(cr), 255-GetBValue(cr));
- CBrush br(crHilite);
- pDC->FrameRect(&lpDIS->rcItem, &br);
- }
-
- if (!(lpDIS->itemState & ODS_SELECTED) &&
- (lpDIS->itemAction & ODA_SELECT))
- {
- // Item has been de-selected -- remove frame
- CBrush br(cr);
- pDC->FrameRect(&lpDIS->rcItem, &br);
- }
- }
-
- /////////////////////////////////////////////////////////////////////////////
- // custom menu test - menu ids: index of color.
-
- static COLORREF colors[] = {
- 0x00000000, // black
- 0x00FF0000, // blue
- 0x0000FF00, // green
- 0x00FFFF00, // cyan
- 0x000000FF, // red
- 0x00FF00FF, // magenta
- 0x0000FFFF, // yellow
- 0x00FFFFFF // white
- };
- const int nColors = sizeof(colors)/sizeof(colors[0]);
-
-
- /////////////////////////////////////////////////////////////////////////////
-
- // Call AttachCustomMenu once
- // it will replace the menu item with the ID 'IDM_TEST_CUSTOM_MENU'
- // with a color menu popup
- // Replace the specified menu item with a color popup
- void CTestWindow::AttachCustomMenu()
- {
- // now add a few new menu items
-
- for (int iColor = 0; iColor < nColors; iColor++)
- m_colorMenu.AppendColorMenuItem(IDS_COLOR_NAME_FIRST + iColor, colors[iColor]);
-
- // Replace the specified menu item with a color popup
- // (note: will only work once)
- CMenu* pMenuBar = GetMenu();
- ASSERT(pMenuBar != NULL);
- TCHAR szString[256]; // don't change the string
-
- pMenuBar->GetMenuString(IDM_TEST_CUSTOM_MENU, szString, sizeof(szString),
- MF_BYCOMMAND);
- VERIFY(GetMenu()->ModifyMenu(IDM_TEST_CUSTOM_MENU, MF_BYCOMMAND | MF_POPUP,
- (UINT)m_colorMenu.m_hMenu, szString));
- }
-
- /////////////////////////////////////////////////////////////////////////////
-
-
- BOOL CTestWindow::OnCommand(WPARAM wParam, LPARAM lParam)
- {
- if (wParam < IDS_COLOR_NAME_FIRST || wParam >= IDS_COLOR_NAME_FIRST + nColors)
- return CFrameWnd::OnCommand(wParam, lParam); // default
-
- // special color selected
- CString strYouPicked;
- strYouPicked.LoadString(IDS_YOU_PICKED_COLOR);
-
- CString strColor;
- strColor.LoadString(wParam);
-
- CString strMsg;
- strMsg.Format(strYouPicked, (LPCTSTR)strColor);
-
- CString strMenuTest;
- strMenuTest.LoadString(IDS_MENU_TEST);
-
- MessageBox(strMsg, strMenuTest);
-
- return TRUE;
- }
-
- /////////////////////////////////////////////////////////////////////////////
-