X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/664e13143ee51a6b1aa1c30d1401ac04b11bdcca..7313db77a7c6d9606c258145994b27ab993f0883:/src/msw/menu.cpp diff --git a/src/msw/menu.cpp b/src/msw/menu.cpp index b7c688c171..444a991ef8 100644 --- a/src/msw/menu.cpp +++ b/src/msw/menu.cpp @@ -33,6 +33,7 @@ #include "wx/utils.h" #include "wx/intl.h" #include "wx/log.h" + #include "wx/image.h" #endif #if wxUSE_OWNER_DRAWN @@ -105,7 +106,31 @@ void SetDefaultMenuItem(HMENU WXUNUSED_IN_WINCE(hmenu), { wxLogLastError(wxT("SetMenuItemInfo")); } -#endif +#endif // !__WXWINCE__ +} + +// make the given menu item owner-drawn +void SetOwnerDrawnMenuItem(HMENU WXUNUSED_IN_WINCE(hmenu), + UINT WXUNUSED_IN_WINCE(id), + ULONG_PTR WXUNUSED_IN_WINCE(data), + BOOL WXUNUSED_IN_WINCE(byPositon = FALSE)) +{ +#ifndef __WXWINCE__ + MENUITEMINFO mii; + wxZeroMemory(mii); + mii.cbSize = sizeof(MENUITEMINFO); + mii.fMask = MIIM_FTYPE | MIIM_DATA; + mii.fType = MFT_OWNERDRAW; + mii.dwItemData = data; + + if ( reinterpret_cast(data)->IsSeparator() ) + mii.fType |= MFT_SEPARATOR; + + if ( !::SetMenuItemInfo(hmenu, id, byPositon, &mii) ) + { + wxLogLastError(wxT("SetMenuItemInfo")); + } +#endif // !__WXWINCE__ } #ifdef __WXWINCE__ @@ -117,12 +142,14 @@ UINT GetMenuState(HMENU hMenu, UINT id, UINT flags) info.fMask = MIIM_STATE; // MF_BYCOMMAND is zero so test MF_BYPOSITION if ( !::GetMenuItemInfo(hMenu, id, flags & MF_BYPOSITION ? TRUE : FALSE , & info) ) + { wxLogLastError(wxT("GetMenuItemInfo")); + } return info.fState; } #endif // __WXWINCE__ -bool IsLessThanStdSize(const wxBitmap& bmp) +inline bool IsLessThanStdSize(const wxBitmap& bmp) { // FIXME: these +4 are chosen so that 16*16 bitmaps pass this test with // default SM_CXMENUCHECK value but I have no idea what do we really @@ -241,6 +268,12 @@ void wxMenu::Init() m_doBreak = false; m_startRadioGroup = -1; +#if wxUSE_OWNER_DRAWN + m_ownerDrawn = false; + m_maxBitmapWidth = 0; + m_maxAccelWidth = -1; +#endif // wxUSE_OWNER_DRAWN + // create the menu m_hMenu = (WXHMENU)CreatePopupMenu(); if ( !m_hMenu ) @@ -357,12 +390,60 @@ void wxMenu::UpdateAccel(wxMenuItem *item) { GetMenuBar()->RebuildAccelTable(); } + + ResetMaxAccelWidth(); } //else: it is a separator, they can't have accels, nothing to do } #endif // wxUSE_ACCEL +namespace +{ + +// helper of DoInsertOrAppend(): returns the HBITMAP to use in MENUITEMINFO +HBITMAP GetHBitmapForMenu(wxMenuItem *pItem, bool checked = true) +{ + // Under versions of Windows older than Vista we can't pass HBITMAP + // directly as hbmpItem for 2 reasons: + // 1. We can't draw it with transparency then (this is not + // very important now but would be with themed menu bg) + // 2. Worse, Windows inverts the bitmap for the selected + // item and this looks downright ugly + // + // So we prefer to instead draw it ourselves in MSWOnDrawItem().by using + // HBMMENU_CALLBACK when inserting it + // + // However under Vista using HBMMENU_CALLBACK causes the entire menu to be + // drawn using the classic theme instead of the current one and it does + // handle transparency just fine so do use the real bitmap there +#if wxUSE_IMAGE + if ( wxGetWinVersion() >= wxWinVersion_Vista ) + { + wxBitmap bmp = pItem->GetBitmap(checked); + if ( bmp.IsOk() ) + { + // we must use PARGB DIB for the menu bitmaps so ensure that we do + wxImage img(bmp.ConvertToImage()); + if ( !img.HasAlpha() ) + { + img.InitAlpha(); + pItem->SetBitmap(img, checked); + } + + return GetHbitmapOf(pItem->GetBitmap(checked)); + } + //else: bitmap is not set + + return NULL; + } +#endif // wxUSE_IMAGE + + return HBMMENU_CALLBACK; +} + +} // anonymous namespace + // append a new item or submenu to the menu bool wxMenu::DoInsertOrAppend(wxMenuItem *pItem, size_t pos) { @@ -419,122 +500,112 @@ bool wxMenu::DoInsertOrAppend(wxMenuItem *pItem, size_t pos) BOOL ok = false; #if wxUSE_OWNER_DRAWN - // Currently, mixing owner-drawn and non-owner-drawn items results in - // inconsistent margins, so we force this to be owner-drawn if any other - // items already are. Later we might want to use a boolean in the wxMenu - // to avoid search. Also we might make this fix unnecessary by getting the correct - // margin using NONCLIENTMETRICS. - if ( !pItem->IsOwnerDrawn() && !pItem->IsSeparator() ) - { - // Check if any other items are ownerdrawn, and make ownerdrawn if so - wxMenuItemList::compatibility_iterator node = GetMenuItems().GetFirst(); - while (node) - { - if (node->GetData()->IsOwnerDrawn()) - { - pItem->SetOwnerDrawn(true); - break; - } - node = node->GetNext(); - } - } -#endif + // Under older systems mixing owner-drawn and non-owner-drawn items results + // in inconsistent margins, so we force this one to be owner-drawn if any + // other items already are. + if ( m_ownerDrawn ) + pItem->SetOwnerDrawn(true); +#endif // wxUSE_OWNER_DRAWN // check if we have something more than a simple text item #if wxUSE_OWNER_DRAWN if ( pItem->IsOwnerDrawn() ) { #ifndef __DMC__ - // if the item is owner-drawn just because of the [checked] bitmap and - // the bitmap uses standard menu bitmap size we can avoid making it - // owner-drawn and use built-in support for menu bitmaps instead - bool mustUseOwnerDrawn = pItem->GetTextColour().Ok() || - pItem->GetBackgroundColour().Ok() || - pItem->GetFont().Ok(); - if ( !mustUseOwnerDrawn ) - { - const wxBitmap& bmpUnchecked = pItem->GetBitmap(false), - bmpChecked = pItem->GetBitmap(true); - if ( (bmpUnchecked.Ok() && !IsLessThanStdSize(bmpUnchecked)) || - (bmpChecked.Ok() && !IsLessThanStdSize(bmpChecked)) ) - { - mustUseOwnerDrawn = true; - } - } - // MIIM_BITMAP only works under WinME/2000+ - if ( !mustUseOwnerDrawn && wxGetWinVersion() >= wxWinVersion_98 ) + if ( !m_ownerDrawn && !pItem->IsSeparator() ) { - // use InsertMenuItem() as it's guaranteed to look correct while - // our owner-drawn code is not - WinStruct mii; - mii.fMask = MIIM_STRING | MIIM_DATA | MIIM_BITMAP; - if ( pItem->IsCheckable() ) + // MIIM_BITMAP only works under WinME/2000+ so we always use owner + // drawn item under the previous versions and we also have to use + // them in any case if the item has custom colours or font + static const wxWinVersion winver = wxGetWinVersion(); + bool mustUseOwnerDrawn = winver < wxWinVersion_98 || + pItem->GetTextColour().Ok() || + pItem->GetBackgroundColour().Ok() || + pItem->GetFont().Ok(); + + if ( !mustUseOwnerDrawn ) { - // need to set checked/unchecked bitmaps as otherwise our - // MSWOnDrawItem() item is not called - mii.fMask |= MIIM_CHECKMARKS; - } + const wxBitmap& bmpUnchecked = pItem->GetBitmap(false), + bmpChecked = pItem->GetBitmap(true); - mii.cch = itemText.length(); - mii.dwTypeData = const_cast(itemText.wx_str()); - - if (flags & MF_POPUP) - { - mii.fMask |= MIIM_SUBMENU; - mii.hSubMenu = (HMENU)pItem->GetSubMenu()->GetHMenu(); - } - else - { - mii.fMask |= MIIM_ID; - mii.wID = id; + if ( (bmpUnchecked.Ok() && !IsLessThanStdSize(bmpUnchecked)) || + (bmpChecked.Ok() && !IsLessThanStdSize(bmpChecked)) ) + { + mustUseOwnerDrawn = true; + } } - // we can't pass HBITMAP directly as hbmpItem for 2 reasons: - // 1. we can't draw it with transparency then (this is not - // very important now but would be with themed menu bg) - // 2. worse, Windows inverts the bitmap for the selected - // item and this looks downright ugly - // - // so instead draw it ourselves in MSWOnDrawItem() - mii.dwItemData = reinterpret_cast(pItem); - if ( pItem->IsCheckable() ) + // use InsertMenuItem() if possible as it's guaranteed to look + // correct while our owner-drawn code is not + if ( !mustUseOwnerDrawn ) { - mii.hbmpChecked = - mii.hbmpUnchecked = HBMMENU_CALLBACK; - } - mii.hbmpItem = HBMMENU_CALLBACK; + WinStruct mii; + mii.fMask = MIIM_STRING | MIIM_DATA; - ok = ::InsertMenuItem(GetHmenu(), pos, TRUE /* by pos */, &mii); - if ( !ok ) - { - wxLogLastError(wxT("InsertMenuItem()")); - } - else // InsertMenuItem() ok - { - // we need to remove the extra indent which is reserved for - // the checkboxes by default as it looks ugly unless check - // boxes are used together with bitmaps and this is not the - // case in wx API - WinStruct mi; - - // don't call SetMenuInfo() directly, this would prevent - // the app from starting up under Windows 95/NT 4 - typedef BOOL (WINAPI *SetMenuInfo_t)(HMENU, MENUINFO *); - - wxDynamicLibrary dllUser(_T("user32")); - wxDYNLIB_FUNCTION(SetMenuInfo_t, SetMenuInfo, dllUser); - if ( pfnSetMenuInfo ) + // don't set hbmpItem for the checkable items as it would + // be used for both checked and unchecked state + if ( pItem->IsCheckable() ) + { + mii.fMask |= MIIM_CHECKMARKS; + mii.hbmpChecked = GetHBitmapForMenu(pItem, true); + mii.hbmpUnchecked = GetHBitmapForMenu(pItem, false); + } + else if ( pItem->GetBitmap().IsOk() ) { - mi.fMask = MIM_STYLE; - mi.dwStyle = MNS_CHECKORBMP; - if ( !(*pfnSetMenuInfo)(GetHmenu(), &mi) ) - wxLogLastError(_T("SetMenuInfo(MNS_NOCHECK)")); + mii.fMask |= MIIM_BITMAP; + mii.hbmpItem = GetHBitmapForMenu(pItem); } - // tell the item that it's not really owner-drawn but only - // needs to draw its bitmap, the rest is done by Windows - pItem->ResetOwnerDrawn(); + mii.cch = itemText.length(); + mii.dwTypeData = const_cast(itemText.wx_str()); + + if ( flags & MF_POPUP ) + { + mii.fMask |= MIIM_SUBMENU; + mii.hSubMenu = GetHmenuOf(pItem->GetSubMenu()); + } + else + { + mii.fMask |= MIIM_ID; + mii.wID = id; + } + + mii.dwItemData = reinterpret_cast(pItem); + + ok = ::InsertMenuItem(GetHmenu(), pos, TRUE /* by pos */, &mii); + if ( !ok ) + { + wxLogLastError(wxT("InsertMenuItem()")); + } + else // InsertMenuItem() ok + { + // we need to remove the extra indent which is reserved for + // the checkboxes by default as it looks ugly unless check + // boxes are used together with bitmaps and this is not the + // case in wx API + WinStruct mi; + + // don't call SetMenuInfo() directly, this would prevent + // the app from starting up under Windows 95/NT 4 + typedef BOOL (WINAPI *SetMenuInfo_t)(HMENU, MENUINFO *); + + wxDynamicLibrary dllUser(wxT("user32")); + wxDYNLIB_FUNCTION(SetMenuInfo_t, SetMenuInfo, dllUser); + if ( pfnSetMenuInfo ) + { + mi.fMask = MIM_STYLE; + mi.dwStyle = MNS_CHECKORBMP; + if ( !(*pfnSetMenuInfo)(GetHmenu(), &mi) ) + { + wxLogLastError(wxT("SetMenuInfo(MNS_NOCHECK)")); + } + } + + // tell the item that it's not really owner-drawn but only + // needs to draw its bitmap, the rest is done by Windows + pItem->SetOwnerDrawn(false); + } } } #endif // __DMC__ @@ -544,6 +615,60 @@ bool wxMenu::DoInsertOrAppend(wxMenuItem *pItem, size_t pos) // item draws itself, pass pointer to it in data parameter flags |= MF_OWNERDRAW; pData = (LPCTSTR)pItem; + + bool updateAllMargins = false; + + // get size of bitmap always return valid value (0 for invalid bitmap), + // so we don't needed check if bitmap is valid ;) + int uncheckedW = pItem->GetBitmap(false).GetWidth(); + int checkedW = pItem->GetBitmap(true).GetWidth(); + + if ( m_maxBitmapWidth < uncheckedW ) + { + m_maxBitmapWidth = uncheckedW; + updateAllMargins = true; + } + + if ( m_maxBitmapWidth < checkedW ) + { + m_maxBitmapWidth = checkedW; + updateAllMargins = true; + } + + // make other item ownerdrawn and update margin width for equals alignment + if ( !m_ownerDrawn || updateAllMargins ) + { + // we must use position in SetOwnerDrawnMenuItem because + // all separators have the same id + int pos = 0; + wxMenuItemList::compatibility_iterator node = GetMenuItems().GetFirst(); + while (node) + { + wxMenuItem* item = node->GetData(); + + if ( !item->IsOwnerDrawn()) + { + item->SetOwnerDrawn(true); + SetOwnerDrawnMenuItem(GetHmenu(), pos, + reinterpret_cast(item), TRUE); + } + + item->SetMarginWidth(m_maxBitmapWidth); + + node = node->GetNext(); + pos++; + } + + // set menu as ownerdrawn + m_ownerDrawn = true; + + ResetMaxAccelWidth(); + } + // only update our margin for equals alignment to other item + else if ( !updateAllMargins ) + { + pItem->SetMarginWidth(m_maxBitmapWidth); + } } } else @@ -595,7 +720,7 @@ void wxMenu::EndRadioGroup() wxMenuItem* wxMenu::DoAppend(wxMenuItem *item) { - wxCHECK_MSG( item, NULL, _T("NULL item in wxMenu::DoAppend") ); + wxCHECK_MSG( item, NULL, wxT("NULL item in wxMenu::DoAppend") ); bool check = false; @@ -627,7 +752,7 @@ wxMenuItem* wxMenu::DoAppend(wxMenuItem *item) } else { - wxFAIL_MSG( _T("where is the radio group start item?") ); + wxFAIL_MSG( wxT("where is the radio group start item?") ); } } } @@ -682,6 +807,8 @@ wxMenuItem *wxMenu::DoRemove(wxMenuItem *item) delete m_accels[n]; m_accels.RemoveAt(n); + + ResetMaxAccelWidth(); } //else: this item doesn't have an accel, nothing to do #endif // wxUSE_ACCEL @@ -732,6 +859,34 @@ wxAcceleratorTable *wxMenu::CreateAccelTable() const #endif // wxUSE_ACCEL +// --------------------------------------------------------------------------- +// ownerdrawn helpers +// --------------------------------------------------------------------------- + +#if wxUSE_OWNER_DRAWN + +void wxMenu::CalculateMaxAccelWidth() +{ + wxASSERT_MSG( m_maxAccelWidth == -1, wxT("it's really needed?") ); + + wxMenuItemList::compatibility_iterator node = GetMenuItems().GetFirst(); + while (node) + { + wxMenuItem* item = node->GetData(); + + if ( item->IsOwnerDrawn() ) + { + int width = item->MeasureAccelWidth(); + if (width > m_maxAccelWidth ) + m_maxAccelWidth = width; + } + + node = node->GetNext(); + } +} + +#endif // wxUSE_OWNER_DRAWN + // --------------------------------------------------------------------------- // set wxMenu title // --------------------------------------------------------------------------- @@ -1406,9 +1561,13 @@ bool wxMenuBar::AddAdornments(long style) if (style & wxCLOSE_BOX) { if (!CommandBar_AddAdornments((HWND) m_commandBar, 0, 0)) + { wxLogLastError(wxT("CommandBar_AddAdornments")); + } else + { return true; + } } return false; }