///////////////////////////////////////////////////////////////////////////////
-// Name: menuitem.cpp
+// Name: src/msw/menuitem.cpp
// Purpose: wxMenuItem implementation
// Author: Vadim Zeitlin
// Modified by:
// Created: 11.11.97
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// Licence: wxWindows license
+// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// ===========================================================================
// headers
// ---------------------------------------------------------------------------
-#ifdef __GNUG__
- #pragma implementation "menuitem.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
+#if wxUSE_MENUS
+
+#include "wx/menuitem.h"
+#include "wx/stockitem.h"
+
#ifndef WX_PRECOMP
+ #include "wx/app.h"
+ #include "wx/dcmemory.h"
#include "wx/font.h"
#include "wx/bitmap.h"
#include "wx/settings.h"
- #include "wx/font.h"
#include "wx/window.h"
#include "wx/accel.h"
- #include "wx/menu.h"
#include "wx/string.h"
+ #include "wx/log.h"
+ #include "wx/menu.h"
#endif
-#include "wx/menuitem.h"
-#include "wx/log.h"
-
#if wxUSE_ACCEL
#include "wx/accel.h"
#endif // wxUSE_ACCEL
#include "wx/msw/private.h"
+#include "wx/msw/dc.h"
+
+#ifdef __WXWINCE__
+// Implemented in menu.cpp
+UINT GetMenuState(HMENU hMenu, UINT id, UINT flags) ;
+#endif
+
+#if wxUSE_UXTHEME
+ #include "wx/msw/uxtheme.h"
+#endif
// ---------------------------------------------------------------------------
// macro
// hide the ugly cast
#define GetHMenuOf(menu) ((HMENU)menu->GetHMenu())
-// conditional compilation
-#if wxUSE_OWNER_DRAWN
- #define OWNER_DRAWN_ONLY( code ) if ( IsOwnerDrawn() ) code
-#else // !wxUSE_OWNER_DRAWN
- #define OWNER_DRAWN_ONLY( code )
-#endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
+// ----------------------------------------------------------------------------
+// helper classes for temporarily changing HDC parameters
+// ----------------------------------------------------------------------------
+
+namespace
+{
+
+// This class just stores an HDC.
+class HDCHandler
+{
+protected:
+ HDCHandler(HDC hdc) : m_hdc(hdc) { }
+
+ const HDC m_hdc;
+};
+
+class HDCTextColChanger : HDCHandler
+{
+public:
+ HDCTextColChanger(HDC hdc, COLORREF col)
+ : HDCHandler(hdc),
+ m_colOld(::SetTextColor(hdc, col))
+ {
+ }
+
+ ~HDCTextColChanger()
+ {
+ ::SetTextColor(m_hdc, m_colOld);
+ }
+
+private:
+ COLORREF m_colOld;
+};
+
+class HDCBgColChanger : HDCHandler
+{
+public:
+ HDCBgColChanger(HDC hdc, COLORREF col)
+ : HDCHandler(hdc),
+ m_colOld(::SetBkColor(hdc, col))
+ {
+ }
+
+ ~HDCBgColChanger()
+ {
+ ::SetBkColor(m_hdc, m_colOld);
+ }
+
+private:
+ COLORREF m_colOld;
+};
+
+class HDCBgModeChanger : HDCHandler
+{
+public:
+ HDCBgModeChanger(HDC hdc, int mode)
+ : HDCHandler(hdc),
+ m_modeOld(::SetBkMode(hdc, mode))
+ {
+ }
+
+ ~HDCBgModeChanger()
+ {
+ ::SetBkMode(m_hdc, m_modeOld);
+ }
+
+private:
+ int m_modeOld;
+};
+
+} // anonymous namespace
// ============================================================================
// implementation
// ============================================================================
+#if wxUSE_OWNER_DRAWN
+
+#include "wx/fontutil.h"
+#include "wx/msw/private/metrics.h"
+
+#ifndef SPI_GETKEYBOARDCUES
+#define SPI_GETKEYBOARDCUES 0x100A
+#endif
+
+#ifndef DSS_HIDEPREFIX
+#define DSS_HIDEPREFIX 0x0200
+#endif
+
+#if wxUSE_UXTHEME
+
+enum MENUPARTS
+{
+ MENU_MENUITEM_TMSCHEMA = 1,
+ MENU_SEPARATOR_TMSCHEMA = 6,
+ MENU_POPUPBACKGROUND = 9,
+ MENU_POPUPBORDERS = 10,
+ MENU_POPUPCHECK = 11,
+ MENU_POPUPCHECKBACKGROUND = 12,
+ MENU_POPUPGUTTER = 13,
+ MENU_POPUPITEM = 14,
+ MENU_POPUPSEPARATOR = 15,
+ MENU_POPUPSUBMENU = 16,
+};
+
+
+enum POPUPITEMSTATES
+{
+ MPI_NORMAL = 1,
+ MPI_HOT = 2,
+ MPI_DISABLED = 3,
+ MPI_DISABLEDHOT = 4,
+};
+
+enum POPUPCHECKBACKGROUNDSTATES
+{
+ MCB_DISABLED = 1,
+ MCB_NORMAL = 2,
+ MCB_BITMAP = 3,
+};
+
+enum POPUPCHECKSTATES
+{
+ MC_CHECKMARKNORMAL = 1,
+ MC_CHECKMARKDISABLED = 2,
+ MC_BULLETNORMAL = 3,
+ MC_BULLETDISABLED = 4,
+};
+
+const int TMT_MENUFONT = 803;
+const int TMT_BORDERSIZE = 2403;
+const int TMT_CONTENTMARGINS = 3602;
+const int TMT_SIZINGMARGINS = 3601;
+
+#endif // wxUSE_UXTHEME
+
+#endif // wxUSE_OWNER_DRAWN
+
// ----------------------------------------------------------------------------
// dynamic classes implementation
// ----------------------------------------------------------------------------
- #if wxUSE_OWNER_DRAWN
- IMPLEMENT_DYNAMIC_CLASS2(wxMenuItem, wxMenuItemBase, wxOwnerDrawn)
- #else //!USE_OWNER_DRAWN
- IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxMenuItemBase)
- #endif //USE_OWNER_DRAWN
-
// ----------------------------------------------------------------------------
// wxMenuItem
// ----------------------------------------------------------------------------
+#if wxUSE_OWNER_DRAWN
+
+namespace
+{
+
+// helper class to keep information about metrics and other stuff
+// needed for measuring and drawing menu item
+class MenuDrawData
+{
+public:
+ // Wrapper around standard MARGINS structure providing some helper
+ // functions and automatically initializing the margin fields to 0.
+ struct Margins : MARGINS
+ {
+ Margins()
+ {
+ cxLeftWidth =
+ cxRightWidth =
+ cyTopHeight =
+ cyBottomHeight = 0;
+ }
+
+ int GetTotalX() const { return cxLeftWidth + cxRightWidth; }
+ int GetTotalY() const { return cyTopHeight + cyBottomHeight; }
+
+ void ApplyTo(RECT& rect) const
+ {
+ rect.top += cyTopHeight;
+ rect.left += cxLeftWidth;
+ rect.right -= cyTopHeight;
+ rect.bottom -= cyBottomHeight;
+ }
+
+ void UnapplyFrom(RECT& rect) const
+ {
+ rect.top -= cyTopHeight;
+ rect.left -= cxLeftWidth;
+ rect.right += cyTopHeight;
+ rect.bottom += cyBottomHeight;
+ }
+ };
+
+ Margins ItemMargin; // popup item margins
+
+ Margins CheckMargin; // popup check margins
+ Margins CheckBgMargin; // popup check background margins
+
+ Margins ArrowMargin; // popup submenu arrow margins
+
+ Margins SeparatorMargin; // popup separator margins
+
+ SIZE CheckSize; // popup check size metric
+ SIZE ArrowSize; // popup submenu arrow size metric
+ SIZE SeparatorSize; // popup separator size metric
+
+ int TextBorder; // popup border space between
+ // item text and gutter
+
+ int AccelBorder; // popup border space between
+ // item text and accelerator
+
+ int ArrowBorder; // popup border space between
+ // item accelerator and submenu arrow
+
+ int Offset; // system added space at the end of the menu,
+ // add this offset for remove the extra space
+
+ wxFont Font; // default menu font
+
+ bool AlwaysShowCues; // must keyboard cues always be shown?
+
+ bool Theme; // is data initialized for FullTheme?
+
+ static const MenuDrawData* Get()
+ {
+ // notice that s_menuData can't be created as a global variable because
+ // it needs a window to initialize and no windows exist at the time of
+ // globals initialization yet
+ if ( !ms_instance )
+ {
+ static MenuDrawData s_menuData;
+ ms_instance = &s_menuData;
+ }
+
+ #if wxUSE_UXTHEME
+ bool theme = MenuLayout() == FullTheme;
+ if ( ms_instance->Theme != theme )
+ ms_instance->Init();
+ #endif // wxUSE_UXTHEME
+ return ms_instance;
+ }
+
+ MenuDrawData()
+ {
+ Init();
+ }
+
+
+ // get the theme engine or NULL if themes
+ // are not available or not supported on menu
+ static wxUxThemeEngine *GetUxThemeEngine()
+ {
+ #if wxUSE_UXTHEME
+ if ( MenuLayout() == FullTheme )
+ return wxUxThemeEngine::GetIfActive();
+ #endif // wxUSE_UXTHEME
+ return NULL;
+ }
+
+
+ enum MenuLayoutType
+ {
+ FullTheme, // full menu themes (Vista or new)
+ PseudoTheme, // pseudo menu themes (on XP)
+ Classic
+ };
+
+ static MenuLayoutType MenuLayout()
+ {
+ MenuLayoutType menu = Classic;
+ #if wxUSE_UXTHEME
+ if ( wxUxThemeEngine::GetIfActive() != NULL )
+ {
+ static wxWinVersion ver = wxGetWinVersion();
+ if ( ver >= wxWinVersion_Vista )
+ menu = FullTheme;
+ else if ( ver == wxWinVersion_XP )
+ menu = PseudoTheme;
+ }
+ #endif // wxUSE_UXTHEME
+ return menu;
+ }
+
+private:
+ void Init();
+
+ static MenuDrawData* ms_instance;
+};
+
+MenuDrawData* MenuDrawData::ms_instance = NULL;
+
+void MenuDrawData::Init()
+{
+#if wxUSE_UXTHEME
+ wxUxThemeEngine* theme = GetUxThemeEngine();
+ if ( theme )
+ {
+ wxWindow* window = static_cast<wxApp*>(wxApp::GetInstance())->GetTopWindow();
+ wxUxThemeHandle hTheme(window, L"MENU");
+
+ theme->GetThemeMargins(hTheme, NULL, MENU_POPUPITEM, 0,
+ TMT_CONTENTMARGINS, NULL,
+ &ItemMargin);
+
+ theme->GetThemeMargins(hTheme, NULL, MENU_POPUPCHECK, 0,
+ TMT_CONTENTMARGINS, NULL,
+ &CheckMargin);
+ theme->GetThemeMargins(hTheme, NULL, MENU_POPUPCHECKBACKGROUND, 0,
+ TMT_CONTENTMARGINS, NULL,
+ &CheckBgMargin);
+
+ theme->GetThemeMargins(hTheme, NULL, MENU_POPUPSUBMENU, 0,
+ TMT_CONTENTMARGINS, NULL,
+ &ArrowMargin);
+
+ theme->GetThemeMargins(hTheme, NULL, MENU_POPUPSEPARATOR, 0,
+ TMT_SIZINGMARGINS, NULL,
+ &SeparatorMargin);
+
+ theme->GetThemePartSize(hTheme, NULL, MENU_POPUPCHECK, 0,
+ NULL, TS_TRUE, &CheckSize);
+
+ theme->GetThemePartSize(hTheme, NULL, MENU_POPUPSUBMENU, 0,
+ NULL, TS_TRUE, &ArrowSize);
+
+ theme->GetThemePartSize(hTheme, NULL, MENU_POPUPSEPARATOR, 0,
+ NULL, TS_TRUE, &SeparatorSize);
+
+ theme->GetThemeInt(hTheme, MENU_POPUPBACKGROUND, 0, TMT_BORDERSIZE, &TextBorder);
+
+ AccelBorder = 34;
+ ArrowBorder = 0;
+
+ Offset = -14;
+
+ wxUxThemeFont themeFont;
+ theme->GetThemeSysFont(hTheme, TMT_MENUFONT, themeFont.GetPtr());
+ Font = wxFont(themeFont.GetLOGFONT());
+
+ Theme = true;
+
+ // native menu doesn't uses the vertical margins
+ ItemMargin.cyTopHeight =
+ ItemMargin.cyBottomHeight = 0;
+
+ // native menu uses small top margin for separator
+ if ( SeparatorMargin.cyTopHeight >= 2 )
+ SeparatorMargin.cyTopHeight -= 2;
+ }
+ else
+#endif // wxUSE_UXTHEME
+ {
+ const NONCLIENTMETRICS& metrics = wxMSWImpl::GetNonClientMetrics();
+
+ CheckMargin.cxLeftWidth =
+ CheckMargin.cxRightWidth = ::GetSystemMetrics(SM_CXEDGE);
+ CheckMargin.cyTopHeight =
+ CheckMargin.cyBottomHeight = ::GetSystemMetrics(SM_CYEDGE);
+
+ CheckSize.cx = ::GetSystemMetrics(SM_CXMENUCHECK);
+ CheckSize.cy = ::GetSystemMetrics(SM_CYMENUCHECK);
+
+ ArrowSize = CheckSize;
+
+ // separator height with margins
+ int sepFullSize = metrics.iMenuHeight / 2;
+
+ SeparatorMargin.cxLeftWidth =
+ SeparatorMargin.cxRightWidth = 1;
+ SeparatorMargin.cyTopHeight =
+ SeparatorMargin.cyBottomHeight = sepFullSize / 2 - 1;
+
+ SeparatorSize.cx = 1;
+ SeparatorSize.cy = sepFullSize - SeparatorMargin.GetTotalY();
+
+ TextBorder = 0;
+ AccelBorder = 8;
+ ArrowBorder = 6;
+
+ Offset = -12;
+
+ Font = wxFont(wxNativeFontInfo(metrics.lfMenuFont));
+
+ Theme = false;
+ }
+
+ int value;
+ if ( ::SystemParametersInfo(SPI_GETKEYBOARDCUES, 0, &value, 0) == 0 )
+ {
+ // if it's not supported, we must be on an old Windows version
+ // which always shows them
+ value = 1;
+ }
+
+ AlwaysShowCues = value == 1;
+
+}
+
+} // anonymous namespace
+
+#endif // wxUSE_OWNER_DRAWN
+
+
// ctor & dtor
// -----------
int id,
const wxString& text,
const wxString& strHelp,
- bool bCheckable,
- wxMenu *pSubMenu) :
-#if wxUSE_OWNER_DRAWN
- wxOwnerDrawn(text, bCheckable)
-#endif // owner drawn
+ wxItemKind kind,
+ wxMenu *pSubMenu)
+ : wxMenuItemBase(pParentMenu, id, text, strHelp, kind, pSubMenu)
+{
+ Init();
+}
+
+#if WXWIN_COMPATIBILITY_2_8
+wxMenuItem::wxMenuItem(wxMenu *parentMenu,
+ int id,
+ const wxString& text,
+ const wxString& help,
+ bool isCheckable,
+ wxMenu *subMenu)
+ : wxMenuItemBase(parentMenu, id, text, help,
+ isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
{
- wxASSERT_MSG( pParentMenu != NULL, wxT("a menu item should have a parent") );
+ Init();
+}
+#endif
+void wxMenuItem::Init()
+{
#if wxUSE_OWNER_DRAWN
- // set default menu colors
- #define SYS_COLOR(c) (wxSystemSettings::GetSystemColour(wxSYS_COLOUR_##c))
- SetTextColour(SYS_COLOR(MENUTEXT));
- SetBackgroundColour(SYS_COLOR(MENU));
+ // when the color is not valid, wxOwnerDraw takes the default ones.
+ // If we set the colors here and they are changed by the user during
+ // the execution, then the colors are not updated until the application
+ // is restarted and our menus look bad
+ SetTextColour(wxNullColour);
+ SetBackgroundColour(wxNullColour);
- // we don't want normal items be owner-drawn
- ResetOwnerDrawn();
+ // setting default colors switched ownerdraw on: switch it off again
+ SetOwnerDrawn(false);
- #undef SYS_COLOR
-#endif // wxUSE_OWNER_DRAWN
+ // switch ownerdraw back on if using a non default margin
+ if ( !IsSeparator() )
+ SetMarginWidth(GetMarginWidth());
- m_parentMenu = pParentMenu;
- m_subMenu = pSubMenu;
- m_isEnabled = TRUE;
- m_isChecked = FALSE;
- m_id = id;
- m_text = text;
- m_isCheckable = bCheckable;
- m_help = strHelp;
+#endif // wxUSE_OWNER_DRAWN
}
wxMenuItem::~wxMenuItem()
// ----
// return the id for calling Win32 API functions
-int wxMenuItem::GetRealId() const
+WXWPARAM wxMenuItem::GetMSWId() const
{
- return m_subMenu ? (int)m_subMenu->GetHMenu() : GetId();
+ // we must use ids in unsigned short range with Windows functions, if we
+ // pass ids > USHRT_MAX to them they get very confused (e.g. start
+ // generating WM_COMMAND messages with negative high word of wParam), so
+ // use the cast to ensure the id is in range
+ return m_subMenu ? wxPtrToUInt(m_subMenu->GetHMenu())
+ : static_cast<unsigned short>(GetId());
}
// get item state
bool wxMenuItem::IsChecked() const
{
- int flag = ::GetMenuState(GetHMenuOf(m_parentMenu), GetId(), MF_BYCOMMAND);
-
- return (flag & MF_CHECKED) != 0;
-}
-
-wxString wxMenuItem::GetLabel() const
-{
- return wxStripMenuCodes(m_text);
-}
+ // fix that RTTI is always getting the correct state (separators cannot be
+ // checked, but the Windows call below returns true
+ if ( IsSeparator() )
+ return false;
-// accelerators
-// ------------
+ // the item might not be attached to a menu yet
+ //
+ // TODO: shouldn't we just always call the base class version? It seems
+ // like it ought to always be in sync
+ if ( !m_parentMenu )
+ return wxMenuItemBase::IsChecked();
-#if wxUSE_ACCEL
+ HMENU hmenu = GetHMenuOf(m_parentMenu);
+ int flag = ::GetMenuState(hmenu, GetMSWId(), MF_BYCOMMAND);
-wxAcceleratorEntry *wxMenuItem::GetAccel() const
-{
- return wxGetAccelFromString(GetText());
+ return (flag & MF_CHECKED) != 0;
}
-#endif // wxUSE_ACCEL
-
// change item state
// -----------------
if ( m_isEnabled == enable )
return;
- long rc = EnableMenuItem(GetHMenuOf(m_parentMenu),
- GetRealId(),
- MF_BYCOMMAND |
- (enable ? MF_ENABLED : MF_GRAYED));
+ if ( m_parentMenu )
+ {
+ long rc = EnableMenuItem(GetHMenuOf(m_parentMenu),
+ GetMSWId(),
+ MF_BYCOMMAND |
+ (enable ? MF_ENABLED : MF_GRAYED));
- if ( rc == -1 ) {
- wxLogLastError("EnableMenuItem");
+ if ( rc == -1 )
+ {
+ wxLogLastError(wxT("EnableMenuItem"));
+ }
}
wxMenuItemBase::Enable(enable);
void wxMenuItem::Check(bool check)
{
- wxCHECK_RET( m_isCheckable, wxT("only checkable items may be checked") );
+ wxCHECK_RET( IsCheckable(), wxT("only checkable items may be checked") );
if ( m_isChecked == check )
return;
- long rc = CheckMenuItem(GetHMenuOf(m_parentMenu),
- GetRealId(),
- MF_BYCOMMAND |
- (check ? MF_CHECKED : MF_UNCHECKED));
+ if ( m_parentMenu )
+ {
+ int flags = check ? MF_CHECKED : MF_UNCHECKED;
+ HMENU hmenu = GetHMenuOf(m_parentMenu);
+
+ if ( GetKind() == wxITEM_RADIO )
+ {
+ // it doesn't make sense to uncheck a radio item -- what would this
+ // do?
+ if ( !check )
+ return;
+
+ // get the index of this item in the menu
+ const wxMenuItemList& items = m_parentMenu->GetMenuItems();
+ int pos = items.IndexOf(this);
+ wxCHECK_RET( pos != wxNOT_FOUND,
+ wxT("menuitem not found in the menu items list?") );
+
+ // get the radio group range
+ int start,
+ end;
+
+ if ( !m_parentMenu->MSWGetRadioGroupRange(pos, &start, &end) )
+ {
+ wxFAIL_MSG( wxT("Menu radio item not part of radio group?") );
+ return;
+ }
+
+#ifdef __WIN32__
+ // calling CheckMenuRadioItem() with such parameters hangs my system
+ // (NT4 SP6) and I suspect this could happen to the others as well,
+ // so don't do it!
+ wxCHECK_RET( start != -1 && end != -1,
+ wxT("invalid ::CheckMenuRadioItem() parameter(s)") );
- if ( rc == -1 ) {
- wxLogLastError("CheckMenuItem");
+ if ( !::CheckMenuRadioItem(hmenu,
+ start, // the first radio group item
+ end, // the last one
+ pos, // the one to check
+ MF_BYPOSITION) )
+ {
+ wxLogLastError(wxT("CheckMenuRadioItem"));
+ }
+#endif // __WIN32__
+
+ // also uncheck all the other items in this radio group
+ wxMenuItemList::compatibility_iterator node = items.Item(start);
+ for ( int n = start; n <= end && node; n++ )
+ {
+ if ( n != pos )
+ {
+ node->GetData()->m_isChecked = false;
+ }
+
+ node = node->GetNext();
+ }
+ }
+ else // check item
+ {
+ if ( ::CheckMenuItem(hmenu,
+ GetMSWId(),
+ MF_BYCOMMAND | flags) == (DWORD)-1 )
+ {
+ wxFAIL_MSG(wxT("CheckMenuItem() failed, item not in the menu?"));
+ }
+ }
}
wxMenuItemBase::Check(check);
}
-void wxMenuItem::SetText(const wxString& text)
+void wxMenuItem::SetItemLabel(const wxString& txt)
{
+ wxString text = txt;
+
// don't do anything if label didn't change
- if ( m_text == text )
+ if ( m_text == txt )
return;
- wxMenuItemBase::SetText(text);
- OWNER_DRAWN_ONLY( wxOwnerDrawn::SetName(text) );
+ // wxMenuItemBase will do stock ID checks
+ wxMenuItemBase::SetItemLabel(text);
- HMENU hMenu = GetHMenuOf(m_parentMenu);
- wxCHECK_RET( hMenu, wxT("menuitem without menu") );
+ // the item can be not attached to any menu yet and SetItemLabel() is still
+ // valid to call in this case and should do nothing else
+ if ( !m_parentMenu )
+ return;
#if wxUSE_ACCEL
m_parentMenu->UpdateAccel(this);
#endif // wxUSE_ACCEL
- UINT id = GetRealId();
- UINT flagsOld = ::GetMenuState(hMenu, id, MF_BYCOMMAND);
- if ( flagsOld == 0xFFFFFFFF )
+ const UINT id = GetMSWId();
+ HMENU hMenu = GetHMenuOf(m_parentMenu);
+ if ( !hMenu || ::GetMenuState(hMenu, id, MF_BYCOMMAND) == (UINT)-1 )
+ return;
+
+#if wxUSE_OWNER_DRAWN
+ if ( IsOwnerDrawn() )
{
- wxLogLastError("GetMenuState");
+ // we don't need to do anything for owner drawn items, they will redraw
+ // themselves using the new text the next time they're displayed
+ return;
}
+#endif // owner drawn
+
+ // update the text of the native menu item
+ WinStruct<MENUITEMINFO> info;
+
+ // surprisingly, calling SetMenuItemInfo() with just MIIM_STRING doesn't
+ // work as it resets the menu bitmap, so we need to first get the old item
+ // state and then modify it
+ const bool isLaterThanWin95 = wxGetWinVersion() > wxWinVersion_95;
+ info.fMask = MIIM_STATE |
+ MIIM_ID |
+ MIIM_SUBMENU |
+ MIIM_CHECKMARKS |
+ MIIM_DATA;
+ if ( isLaterThanWin95 )
+ info.fMask |= MIIM_BITMAP | MIIM_FTYPE;
else
+ info.fMask |= MIIM_TYPE;
+ if ( !::GetMenuItemInfo(hMenu, id, FALSE, &info) )
+ {
+ wxLogLastError(wxT("GetMenuItemInfo"));
+ return;
+ }
+
+ if ( isLaterThanWin95 )
+ info.fMask |= MIIM_STRING;
+ //else: MIIM_TYPE already specified
+ info.dwTypeData = (LPTSTR)m_text.wx_str();
+ info.cch = m_text.length();
+ if ( !::SetMenuItemInfo(hMenu, id, FALSE, &info) )
{
- if ( IsSubMenu() )
+ wxLogLastError(wxT("SetMenuItemInfo"));
+ }
+}
+
+#if wxUSE_OWNER_DRAWN
+
+int wxMenuItem::MeasureAccelWidth() const
+{
+ wxString accel = GetItemLabel().AfterFirst(wxT('\t'));
+
+ wxMemoryDC dc;
+ wxFont font;
+ GetFontToUse(font);
+ dc.SetFont(font);
+
+ wxCoord w;
+ dc.GetTextExtent(accel, &w, NULL);
+
+ return w;
+}
+
+wxString wxMenuItem::GetName() const
+{
+ return GetItemLabelText();
+}
+
+bool wxMenuItem::OnMeasureItem(size_t *width, size_t *height)
+{
+ const MenuDrawData* data = MenuDrawData::Get();
+
+ if ( IsOwnerDrawn() )
+ {
+ *width = data->ItemMargin.GetTotalX();
+ *height = data->ItemMargin.GetTotalY();
+
+ if ( IsSeparator() )
{
- // high byte contains the number of items in a submenu for submenus
- flagsOld &= 0xFF;
- flagsOld |= MF_POPUP;
+ *width += data->SeparatorSize.cx
+ + data->SeparatorMargin.GetTotalX();
+ *height += data->SeparatorSize.cy
+ + data->SeparatorMargin.GetTotalY();
+ return true;
}
- LPCTSTR data;
+ wxString str = GetName();
+
+ wxMemoryDC dc;
+ wxFont font;
+ GetFontToUse(font);
+ dc.SetFont(font);
+
+ wxCoord w, h;
+ dc.GetTextExtent(str, &w, &h);
+
+ *width = data->TextBorder + w + data->AccelBorder;
+ *height = h;
+
+ w = m_parentMenu->GetMaxAccelWidth();
+ if ( w > 0 )
+ *width += w + data->ArrowBorder;
+
+ *width += data->Offset;
+ *width += data->ArrowMargin.GetTotalX() + data->ArrowSize.cx;
+ }
+ else // don't draw the text, just the bitmap (if any)
+ {
+ *width = 0;
+ *height = 0;
+ }
+
+ // bitmap
+
+ if ( IsOwnerDrawn() )
+ {
+ // width of menu icon with margins in ownerdrawn menu
+ // if any bitmap is not set, the width of space reserved for icon
+ // image is equal to the width of std check mark,
+ // if bitmap is set, then the width is set to the width of the widest
+ // bitmap in menu (GetMarginWidth()) unless std check mark is wider,
+ // then it's is set to std mark's width
+ int imgWidth = wxMax(GetMarginWidth(), data->CheckSize.cx)
+ + data->CheckMargin.GetTotalX();
+
+ *width += imgWidth + data->CheckBgMargin.GetTotalX();
+ }
+
+ if ( m_bmpChecked.IsOk() || m_bmpUnchecked.IsOk() )
+ {
+ // get size of bitmap always return valid value (0 for invalid bitmap),
+ // so we don't needed check if bitmap is valid ;)
+ size_t heightBmp = wxMax(m_bmpChecked.GetHeight(), m_bmpUnchecked.GetHeight());
+ size_t widthBmp = wxMax(m_bmpChecked.GetWidth(), m_bmpUnchecked.GetWidth());
-#if wxUSE_OWNER_DRAWN
if ( IsOwnerDrawn() )
{
- flagsOld |= MF_OWNERDRAW;
- data = (LPCTSTR)this;
+ heightBmp += data->CheckMargin.GetTotalY();
}
else
-#endif //owner drawn
{
- flagsOld |= MF_STRING;
- data = (char*) text.c_str();
+ // we must allocate enough space for the bitmap
+ *width += widthBmp;
}
- if ( ::ModifyMenu(hMenu, id,
- MF_BYCOMMAND | flagsOld,
- id, data) == (int)0xFFFFFFFF )
+ // Is BMP height larger than text height?
+ if ( *height < heightBmp )
+ *height = heightBmp;
+ }
+
+ // make sure that this item is at least as tall as the system menu height
+ const size_t menuHeight = data->CheckMargin.GetTotalY()
+ + data->CheckSize.cy;
+ if (*height < menuHeight)
+ *height = menuHeight;
+
+ return true;
+}
+
+bool wxMenuItem::OnDrawItem(wxDC& dc, const wxRect& rc,
+ wxODAction WXUNUSED(act), wxODStatus stat)
+{
+ const MenuDrawData* data = MenuDrawData::Get();
+
+ wxMSWDCImpl *impl = (wxMSWDCImpl*) dc.GetImpl();
+ HDC hdc = GetHdcOf(*impl);
+
+ RECT rect;
+ wxCopyRectToRECT(rc, rect);
+
+ int imgWidth = wxMax(GetMarginWidth(), data->CheckSize.cx);
+
+ if ( IsOwnerDrawn() )
+ {
+ // font and colors to use
+ wxFont font;
+ GetFontToUse(font);
+
+ wxColour colText, colBack;
+ GetColourToUse(stat, colText, colBack);
+
+ // calculate metrics of item parts
+ RECT rcSelection = rect;
+ data->ItemMargin.ApplyTo(rcSelection);
+
+ RECT rcSeparator = rcSelection;
+ data->SeparatorMargin.ApplyTo(rcSeparator);
+
+ RECT rcGutter = rcSelection;
+ rcGutter.right = data->ItemMargin.cxLeftWidth
+ + data->CheckBgMargin.cxLeftWidth
+ + data->CheckMargin.cxLeftWidth
+ + imgWidth
+ + data->CheckMargin.cxRightWidth
+ + data->CheckBgMargin.cxRightWidth;
+
+ RECT rcText = rcSelection;
+ rcText.left = rcGutter.right + data->TextBorder;
+
+ // we draw the text label vertically centered, but this results in it
+ // being 1px too low compared to native menus for some reason, fix it
+ if ( data->MenuLayout() != MenuDrawData::FullTheme )
+ rcText.top--;
+
+#if wxUSE_UXTHEME
+ // If a custom background colour is explicitly specified, we should use
+ // it instead of the default theme background.
+ wxUxThemeEngine* const theme = GetBackgroundColour().IsOk()
+ ? NULL
+ : MenuDrawData::GetUxThemeEngine();
+ if ( theme )
{
- wxLogLastError(wxT("ModifyMenu"));
+ POPUPITEMSTATES state;
+ if ( stat & wxODDisabled )
+ {
+ state = (stat & wxODSelected) ? MPI_DISABLEDHOT
+ : MPI_DISABLED;
+ }
+ else if ( stat & wxODSelected )
+ {
+ state = MPI_HOT;
+ }
+ else
+ {
+ state = MPI_NORMAL;
+ }
+
+ wxUxThemeHandle hTheme(GetMenu()->GetWindow(), L"MENU");
+
+ if ( theme->IsThemeBackgroundPartiallyTransparent(hTheme,
+ MENU_POPUPITEM, state) )
+ {
+ theme->DrawThemeBackground(hTheme, hdc,
+ MENU_POPUPBACKGROUND,
+ 0, &rect, NULL);
+ }
+
+ theme->DrawThemeBackground(hTheme, hdc, MENU_POPUPGUTTER,
+ 0, &rcGutter, NULL);
+
+ if ( IsSeparator() )
+ {
+ rcSeparator.left = rcGutter.right;
+ theme->DrawThemeBackground(hTheme, hdc, MENU_POPUPSEPARATOR,
+ 0, &rcSeparator, NULL);
+ return true;
+ }
+
+ theme->DrawThemeBackground(hTheme, hdc, MENU_POPUPITEM,
+ state, &rcSelection, NULL);
+
+ }
+ else
+#endif // wxUSE_UXTHEME
+ {
+ if ( IsSeparator() )
+ {
+ DrawEdge(hdc, &rcSeparator, EDGE_ETCHED, BF_TOP);
+ return true;
+ }
+
+ AutoHBRUSH hbr(colBack.GetPixel());
+ SelectInHDC selBrush(hdc, hbr);
+ ::FillRect(hdc, &rcSelection, hbr);
+ }
+
+
+ // draw text label
+ // using native API because it recognizes '&'
+
+ HDCTextColChanger changeTextCol(hdc, colText.GetPixel());
+ HDCBgColChanger changeBgCol(hdc, colBack.GetPixel());
+ HDCBgModeChanger changeBgMode(hdc, TRANSPARENT);
+
+ SelectInHDC selFont(hdc, GetHfontOf(font));
+
+
+ // item text name without mnemonic for calculating size
+ wxString text = GetName();
+
+ SIZE textSize;
+ ::GetTextExtentPoint32(hdc, text.c_str(), text.length(), &textSize);
+
+ // item text name with mnemonic
+ text = GetItemLabel().BeforeFirst('\t');
+
+ int flags = DST_PREFIXTEXT;
+ // themes menu is using specified color for disabled labels
+ if ( data->MenuLayout() == MenuDrawData::Classic &&
+ (stat & wxODDisabled) && !(stat & wxODSelected) )
+ flags |= DSS_DISABLED;
+
+ if ( (stat & wxODHidePrefix) && !data->AlwaysShowCues )
+ flags |= DSS_HIDEPREFIX;
+
+ int x = rcText.left;
+ int y = rcText.top + (rcText.bottom - rcText.top - textSize.cy) / 2;
+
+ ::DrawState(hdc, NULL, NULL, (LPARAM)text.wx_str(),
+ text.length(), x, y, 0, 0, flags);
+
+ // ::SetTextAlign(hdc, TA_RIGHT) doesn't work with DSS_DISABLED or DSS_MONO
+ // as the last parameter in DrawState() (at least with Windows98). So we have
+ // to take care of right alignment ourselves.
+ wxString accel = GetItemLabel().AfterFirst(wxT('\t'));
+ if ( !accel.empty() )
+ {
+ SIZE accelSize;
+ ::GetTextExtentPoint32(hdc, accel.c_str(), accel.length(), &accelSize);
+
+ int flags = DST_TEXT;
+ // themes menu is using specified color for disabled labels
+ if ( data->MenuLayout() == MenuDrawData::Classic &&
+ (stat & wxODDisabled) && !(stat & wxODSelected) )
+ flags |= DSS_DISABLED;
+
+ int x = rcText.right - data->ArrowMargin.GetTotalX()
+ - data->ArrowSize.cx
+ - data->ArrowBorder;
+
+ // right align accel on FullTheme menu, left otherwise
+ if ( data->MenuLayout() == MenuDrawData::FullTheme)
+ x -= accelSize.cx;
+ else
+ x -= m_parentMenu->GetMaxAccelWidth();
+
+ int y = rcText.top + (rcText.bottom - rcText.top - accelSize.cy) / 2;
+
+ ::DrawState(hdc, NULL, NULL, (LPARAM)accel.wx_str(),
+ accel.length(), x, y, 0, 0, flags);
}
}
+
+
+ // draw the bitmap
+
+ RECT rcImg;
+ SetRect(&rcImg,
+ rect.left + data->ItemMargin.cxLeftWidth
+ + data->CheckBgMargin.cxLeftWidth
+ + data->CheckMargin.cxLeftWidth,
+ rect.top + data->ItemMargin.cyTopHeight
+ + data->CheckBgMargin.cyTopHeight
+ + data->CheckMargin.cyTopHeight,
+ rect.left + data->ItemMargin.cxLeftWidth
+ + data->CheckBgMargin.cxLeftWidth
+ + data->CheckMargin.cxLeftWidth
+ + imgWidth,
+ rect.bottom - data->ItemMargin.cyBottomHeight
+ - data->CheckBgMargin.cyBottomHeight
+ - data->CheckMargin.cyBottomHeight);
+
+ if ( IsCheckable() && !m_bmpChecked.IsOk() )
+ {
+ if ( stat & wxODChecked )
+ {
+ DrawStdCheckMark((WXHDC)hdc, &rcImg, stat);
+ }
+ }
+ else
+ {
+ wxBitmap bmp;
+
+ if ( stat & wxODDisabled )
+ {
+ bmp = GetDisabledBitmap();
+ }
+
+ if ( !bmp.IsOk() )
+ {
+ // for not checkable bitmaps we should always use unchecked one
+ // because their checked bitmap is not set
+ bmp = GetBitmap(!IsCheckable() || (stat & wxODChecked));
+
+#if wxUSE_IMAGE
+ if ( bmp.IsOk() && stat & wxODDisabled )
+ {
+ // we need to grey out the bitmap as we don't have any specific
+ // disabled bitmap
+ wxImage imgGrey = bmp.ConvertToImage().ConvertToGreyscale();
+ if ( imgGrey.IsOk() )
+ bmp = wxBitmap(imgGrey);
+ }
+#endif // wxUSE_IMAGE
+ }
+
+ if ( bmp.IsOk() )
+ {
+ wxMemoryDC dcMem(&dc);
+ dcMem.SelectObjectAsSource(bmp);
+
+ // center bitmap
+ int nBmpWidth = bmp.GetWidth(),
+ nBmpHeight = bmp.GetHeight();
+
+ // there should be enough space!
+ wxASSERT( nBmpWidth <= imgWidth && nBmpHeight <= (rcImg.bottom - rcImg.top) );
+
+ int x = rcImg.left + (imgWidth - nBmpWidth) / 2;
+ int y = rcImg.top + (rcImg.bottom - rcImg.top - nBmpHeight) / 2;
+ dc.Blit(x, y, nBmpWidth, nBmpHeight, &dcMem, 0, 0, wxCOPY, true);
+ }
+ }
+
+ return true;
+
}
-void wxMenuItem::SetCheckable(bool checkable)
+namespace
+{
+
+// helper function for draw coloured check mark
+void DrawColorCheckMark(HDC hdc, int x, int y, int cx, int cy, HDC hdcCheckMask, int idxColor)
{
- wxMenuItemBase::SetCheckable(checkable);
- OWNER_DRAWN_ONLY( wxOwnerDrawn::SetCheckable(checkable) );
+ const COLORREF colBlack = RGB(0, 0, 0);
+ const COLORREF colWhite = RGB(255, 255, 255);
+
+ HDCTextColChanger changeTextCol(hdc, colBlack);
+ HDCBgColChanger changeBgCol(hdc, colWhite);
+ HDCBgModeChanger changeBgMode(hdc, TRANSPARENT);
+
+ // memory DC for color bitmap
+ MemoryHDC hdcMem(hdc);
+ CompatibleBitmap hbmpMem(hdc, cx, cy);
+ SelectInHDC selMem(hdcMem, hbmpMem);
+
+ RECT rect = { 0, 0, cx, cy };
+ ::FillRect(hdcMem, &rect, ::GetSysColorBrush(idxColor));
+
+ const COLORREF colCheck = ::GetSysColor(idxColor);
+ if ( colCheck == colWhite )
+ {
+ ::BitBlt(hdc, x, y, cx, cy, hdcCheckMask, 0, 0, MERGEPAINT);
+ ::BitBlt(hdc, x, y, cx, cy, hdcMem, 0, 0, SRCAND);
+ }
+ else
+ {
+ if ( colCheck != colBlack )
+ {
+ const DWORD ROP_DSna = 0x00220326; // dest = (NOT src) AND dest
+ ::BitBlt(hdcMem, 0, 0, cx, cy, hdcCheckMask, 0, 0, ROP_DSna);
+ }
+
+ ::BitBlt(hdc, x, y, cx, cy, hdcCheckMask, 0, 0, SRCAND);
+ ::BitBlt(hdc, x, y, cx, cy, hdcMem, 0, 0, SRCPAINT);
+ }
}
+} // anonymous namespace
+
+void wxMenuItem::DrawStdCheckMark(WXHDC hdc_, const RECT* rc, wxODStatus stat)
+{
+ HDC hdc = (HDC)hdc_;
+
+#if wxUSE_UXTHEME
+ wxUxThemeEngine* theme = MenuDrawData::GetUxThemeEngine();
+ if ( theme )
+ {
+ wxUxThemeHandle hTheme(GetMenu()->GetWindow(), L"MENU");
+
+ const MenuDrawData* data = MenuDrawData::Get();
+
+ // rect for background must be without check margins
+ RECT rcBg = *rc;
+ data->CheckMargin.UnapplyFrom(rcBg);
+
+ POPUPCHECKBACKGROUNDSTATES stateCheckBg = (stat & wxODDisabled)
+ ? MCB_DISABLED
+ : MCB_NORMAL;
+
+ theme->DrawThemeBackground(hTheme, hdc, MENU_POPUPCHECKBACKGROUND,
+ stateCheckBg, &rcBg, NULL);
+
+ POPUPCHECKSTATES stateCheck;
+ if ( GetKind() == wxITEM_CHECK )
+ {
+ stateCheck = (stat & wxODDisabled) ? MC_CHECKMARKDISABLED
+ : MC_CHECKMARKNORMAL;
+ }
+ else
+ {
+ stateCheck = (stat & wxODDisabled) ? MC_BULLETDISABLED
+ : MC_BULLETNORMAL;
+ }
+
+ theme->DrawThemeBackground(hTheme, hdc, MENU_POPUPCHECK,
+ stateCheck, rc, NULL);
+ }
+ else
+#endif // wxUSE_UXTHEME
+ {
+ int cx = rc->right - rc->left;
+ int cy = rc->bottom - rc->top;
+
+ // first create mask of check mark
+ MemoryHDC hdcMask(hdc);
+ MonoBitmap hbmpMask(cx, cy);
+ SelectInHDC selMask(hdcMask,hbmpMask);
+
+ // then draw a check mark into it
+ UINT stateCheck = (GetKind() == wxITEM_CHECK) ? DFCS_MENUCHECK
+ : DFCS_MENUBULLET;
+ RECT rect = { 0, 0, cx, cy };
+ ::DrawFrameControl(hdcMask, &rect, DFC_MENU, stateCheck);
+
+ // first draw shadow if disabled
+ if ( (stat & wxODDisabled) && !(stat & wxODSelected) )
+ {
+ DrawColorCheckMark(hdc, rc->left + 1, rc->top + 1,
+ cx, cy, hdcMask, COLOR_3DHILIGHT);
+ }
+
+ // then draw a check mark
+ int color = COLOR_MENUTEXT;
+ if ( stat & wxODDisabled )
+ color = COLOR_BTNSHADOW;
+ else if ( stat & wxODSelected )
+ color = COLOR_HIGHLIGHTTEXT;
+
+ DrawColorCheckMark(hdc, rc->left, rc->top, cx, cy, hdcMask, color);
+ }
+}
+
+void wxMenuItem::GetFontToUse(wxFont& font) const
+{
+ font = GetFont();
+ if ( !font.IsOk() )
+ font = MenuDrawData::Get()->Font;
+}
+
+void wxMenuItem::GetColourToUse(wxODStatus stat, wxColour& colText, wxColour& colBack) const
+{
+#if wxUSE_UXTHEME
+ wxUxThemeEngine* theme = MenuDrawData::GetUxThemeEngine();
+ if ( theme )
+ {
+ wxUxThemeHandle hTheme(GetMenu()->GetWindow(), L"MENU");
+
+ if ( stat & wxODDisabled)
+ {
+ wxRGBToColour(colText, theme->GetThemeSysColor(hTheme, COLOR_GRAYTEXT));
+ }
+ else
+ {
+ colText = GetTextColour();
+ if ( !colText.IsOk() )
+ wxRGBToColour(colText, theme->GetThemeSysColor(hTheme, COLOR_MENUTEXT));
+ }
+
+ if ( stat & wxODSelected )
+ {
+ wxRGBToColour(colBack, theme->GetThemeSysColor(hTheme, COLOR_HIGHLIGHT));
+ }
+ else
+ {
+ colBack = GetBackgroundColour();
+ if ( !colBack.IsOk() )
+ wxRGBToColour(colBack, theme->GetThemeSysColor(hTheme, COLOR_MENU));
+ }
+ }
+ else
+#endif // wxUSE_UXTHEME
+ {
+ wxOwnerDrawn::GetColourToUse(stat, colText, colBack);
+ }
+}
+#endif // wxUSE_OWNER_DRAWN
+
// ----------------------------------------------------------------------------
// wxMenuItemBase
// ----------------------------------------------------------------------------
int id,
const wxString& name,
const wxString& help,
- bool isCheckable,
+ wxItemKind kind,
wxMenu *subMenu)
{
- return new wxMenuItem(parentMenu, id, name, help, isCheckable, subMenu);
+ return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
}
+
+#endif // wxUSE_MENUS
projects / wxWidgets.git / blobdiff