X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1169a91932273bc84c23ed9dbd0a2da064d59d66..30c4dd918ad3fd79065f5253e012b39e5fe942c8:/src/msw/button.cpp diff --git a/src/msw/button.cpp b/src/msw/button.cpp index 2f9b8b58db..13f270d4c5 100644 --- a/src/msw/button.cpp +++ b/src/msw/button.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: msw/button.cpp +// Name: src/msw/button.cpp // Purpose: wxButton // Author: Julian Smart // Modified by: @@ -17,10 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma implementation "button.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -30,18 +26,52 @@ #if wxUSE_BUTTON +#include "wx/button.h" + #ifndef WX_PRECOMP #include "wx/app.h" - #include "wx/button.h" #include "wx/brush.h" #include "wx/panel.h" #include "wx/bmpbuttn.h" #include "wx/settings.h" #include "wx/dcscreen.h" + #include "wx/dcclient.h" + #include "wx/toplevel.h" #endif +#include "wx/stockitem.h" +#include "wx/tokenzr.h" #include "wx/msw/private.h" +#if wxUSE_UXTHEME + #include "wx/msw/uxtheme.h" + + // no need to include tmschema.h + #ifndef BP_PUSHBUTTON + #define BP_PUSHBUTTON 1 + + #define PBS_NORMAL 1 + #define PBS_HOT 2 + #define PBS_PRESSED 3 + #define PBS_DISABLED 4 + #define PBS_DEFAULTED 5 + + #define TMT_CONTENTMARGINS 3602 + #endif +#endif // wxUSE_UXTHEME + +#ifndef WM_THEMECHANGED + #define WM_THEMECHANGED 0x031A +#endif + +#ifndef ODS_NOACCEL + #define ODS_NOACCEL 0x0100 +#endif + +#ifndef ODS_NOFOCUSRECT + #define ODS_NOFOCUSRECT 0x0200 +#endif + // ---------------------------------------------------------------------------- // macros // ---------------------------------------------------------------------------- @@ -59,7 +89,7 @@ wxBEGIN_FLAGS( wxButtonStyle ) wxFLAGS_MEMBER(wxBORDER_RAISED) wxFLAGS_MEMBER(wxBORDER_STATIC) wxFLAGS_MEMBER(wxBORDER_NONE) - + // old style border flags wxFLAGS_MEMBER(wxSIMPLE_BORDER) wxFLAGS_MEMBER(wxSUNKEN_BORDER) @@ -88,12 +118,12 @@ wxEND_FLAGS( wxButtonStyle ) IMPLEMENT_DYNAMIC_CLASS_XTI(wxButton, wxControl,"wx/button.h") wxBEGIN_PROPERTIES_TABLE(wxButton) - wxEVENT_PROPERTY( Click , wxEVT_COMMAND_BUTTON_CLICKED , wxCommandEvent) + wxEVENT_PROPERTY( Click , wxEVT_COMMAND_BUTTON_CLICKED , wxCommandEvent) - wxPROPERTY( Font , wxFont , SetFont , GetFont , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) - wxPROPERTY( Label, wxString , SetLabel, GetLabel, wxString(), 0 /*flags*/ , wxT("Helpstring") , wxT("group") ) + wxPROPERTY( Font , wxFont , SetFont , GetFont , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) + wxPROPERTY( Label, wxString , SetLabel, GetLabel, wxString(), 0 /*flags*/ , wxT("Helpstring") , wxT("group") ) - wxPROPERTY_FLAGS( WindowStyle , wxButtonStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style + wxPROPERTY_FLAGS( WindowStyle , wxButtonStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style wxEND_PROPERTIES_TABLE() @@ -119,21 +149,32 @@ IMPLEMENT_DYNAMIC_CLASS(wxButton, wxControl) // creation/destruction // ---------------------------------------------------------------------------- -wxButtonBase::wxButtonBase() -{ -} - bool wxButton::Create(wxWindow *parent, wxWindowID id, - const wxString& label, + const wxString& lbl, const wxPoint& pos, const wxSize& size, long style, const wxValidator& validator, const wxString& name) { + wxString label(lbl); + if (label.empty() && wxIsStockID(id)) + { + // On Windows, some buttons aren't supposed to have + // mnemonics, so strip them out. + + label = wxGetStockLabel(id +#if defined(__WXMSW__) || defined(__WXWINCE__) + , ( id != wxID_OK && + id != wxID_CANCEL && + id != wxID_CLOSE ) +#endif + ); + } + if ( !CreateControl(parent, id, pos, size, style, validator, name) ) - return FALSE; + return false; WXDWORD exstyle; WXDWORD msStyle = MSWGetStyle(style, &exstyle); @@ -157,6 +198,11 @@ bool wxButton::Create(wxWindow *parent, wxButton::~wxButton() { + wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow); + if ( tlw && tlw->GetTmpDefaultItem() == this ) + { + UnsetTmpDefault(); + } } // ---------------------------------------------------------------------------- @@ -187,9 +233,11 @@ WXDWORD wxButton::MSWGetStyle(long style, WXDWORD *exstyle) const msStyle |= BS_TOP; if ( style & wxBU_BOTTOM ) msStyle |= BS_BOTTOM; +#ifndef __WXWINCE__ // flat 2d buttons if ( style & wxNO_BORDER ) msStyle |= BS_FLAT; +#endif // __WXWINCE__ #endif // __WIN32__ return msStyle; @@ -201,17 +249,16 @@ WXDWORD wxButton::MSWGetStyle(long style, WXDWORD *exstyle) const wxSize wxButton::DoGetBestSize() const { - int wBtn; - GetTextExtent(wxGetWindowText(GetHWND()), &wBtn, NULL); + wxClientDC dc(wx_const_cast(wxButton *, this)); + dc.SetFont(GetFont()); - int wChar, hChar; - wxGetCharSize(GetHWND(), &wChar, &hChar, &GetFont()); + wxCoord wBtn, + hBtn; + dc.GetMultiLineTextExtent(GetLabelText(), &wBtn, &hBtn); // add a margin -- the button is wider than just its label - wBtn += 3*wChar; - - // the button height is proportional to the height of the font used - int hBtn = BUTTON_HEIGHT_FROM_CHAR_HEIGHT(hChar); + wBtn += 3*GetCharWidth(); + hBtn = BUTTON_HEIGHT_FROM_CHAR_HEIGHT(hBtn); // all buttons have at least the standard size unless the user explicitly // wants them to be of smaller size and used wxBU_EXACTFIT style when @@ -227,7 +274,9 @@ wxSize wxButton::DoGetBestSize() const return sz; } - return wxSize(wBtn, hBtn); + wxSize best(wBtn, hBtn); + CacheBestSize(best); + return best; } /* static */ @@ -287,7 +336,7 @@ wxSize wxButtonBase::GetDefaultSize() NB: all this is quite complicated by now and the worst is that normally it shouldn't be necessary at all as for the normal Windows programs DefWindowProc() and IsDialogMessage() take care of all this - automatically -- however in wxWindows programs this doesn't work for + automatically -- however in wxWidgets programs this doesn't work for nested hierarchies (i.e. a notebook inside a notebook) for unknown reason and so we have to reproduce all this code ourselves. It would be very nice if we could avoid doing it. @@ -296,45 +345,45 @@ wxSize wxButtonBase::GetDefaultSize() // set this button as the (permanently) default one in its panel void wxButton::SetDefault() { - wxWindow *parent = GetParent(); + wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow); - wxCHECK_RET( parent, _T("button without parent?") ); + wxCHECK_RET( tlw, _T("button without top level window?") ); - // set this one as the default button both for wxWindows ... - wxWindow *winOldDefault = parent->SetDefaultItem(this); + // set this one as the default button both for wxWidgets ... + wxWindow *winOldDefault = tlw->SetDefaultItem(this); // ... and Windows - SetDefaultStyle(wxDynamicCast(winOldDefault, wxButton), FALSE); - SetDefaultStyle(this, TRUE); + SetDefaultStyle(wxDynamicCast(winOldDefault, wxButton), false); + SetDefaultStyle(this, true); } // set this button as being currently default void wxButton::SetTmpDefault() { - wxWindow *parent = GetParent(); + wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow); - wxCHECK_RET( parent, _T("button without parent?") ); + wxCHECK_RET( tlw, _T("button without top level window?") ); - wxWindow *winOldDefault = parent->GetDefaultItem(); - parent->SetTmpDefaultItem(this); + wxWindow *winOldDefault = tlw->GetDefaultItem(); + tlw->SetTmpDefaultItem(this); - SetDefaultStyle(wxDynamicCast(winOldDefault, wxButton), FALSE); - SetDefaultStyle(this, TRUE); + SetDefaultStyle(wxDynamicCast(winOldDefault, wxButton), false); + SetDefaultStyle(this, true); } // unset this button as currently default, it may still stay permanent default void wxButton::UnsetTmpDefault() { - wxWindow *parent = GetParent(); + wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow); - wxCHECK_RET( parent, _T("button without parent?") ); + wxCHECK_RET( tlw, _T("button without top level window?") ); - parent->SetTmpDefaultItem(NULL); + tlw->SetTmpDefaultItem(NULL); - wxWindow *winOldDefault = parent->GetDefaultItem(); + wxWindow *winOldDefault = tlw->GetDefaultItem(); - SetDefaultStyle(this, FALSE); - SetDefaultStyle(wxDynamicCast(winOldDefault, wxButton), TRUE); + SetDefaultStyle(this, false); + SetDefaultStyle(wxDynamicCast(winOldDefault, wxButton), true); } /* static */ @@ -354,18 +403,13 @@ wxButton::SetDefaultStyle(wxButton *btn, bool on) if ( !wxTheApp->IsActive() ) return; - // look for a panel-like window - wxWindow *win = btn->GetParent(); - while ( win && !win->HasFlag(wxTAB_TRAVERSAL) ) - win = win->GetParent(); + wxWindow * const tlw = wxGetTopLevelParent(btn); + wxCHECK_RET( tlw, _T("button without top level window?") ); - if ( win ) - { - ::SendMessage(GetHwndOf(win), DM_SETDEFID, btn->GetId(), 0L); + ::SendMessage(GetHwndOf(tlw), DM_SETDEFID, btn->GetId(), 0L); - // sending DM_SETDEFID also changes the button style to - // BS_DEFPUSHBUTTON so there is nothing more to do - } + // sending DM_SETDEFID also changes the button style to + // BS_DEFPUSHBUTTON so there is nothing more to do } // then also change the style as needed @@ -415,12 +459,12 @@ void wxButton::Command(wxCommandEvent & event) bool wxButton::MSWCommand(WXUINT param, WXWORD WXUNUSED(id)) { - bool processed = FALSE; + bool processed = false; switch ( param ) { // NOTE: Apparently older versions (NT 4?) of the common controls send // BN_DOUBLECLICKED but not a second BN_CLICKED for owner-drawn - // buttons, so in order to send two EVET_BUTTON events we should + // buttons, so in order to send two EVT_BUTTON events we should // catch both types. Currently (Feb 2003) up-to-date versions of // win98, win2k and winXP all send two BN_CLICKED messages for // all button types, so we don't catch BN_DOUBLECLICKED anymore @@ -437,9 +481,9 @@ bool wxButton::MSWCommand(WXUINT param, WXWORD WXUNUSED(id)) return processed; } -long wxButton::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) +WXLRESULT wxButton::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) { - // when we receive focus, we want to temporary become the default button in + // when we receive focus, we want to temporarily become the default button in // our parent panel so that pressing "Enter" would activate us -- and when // losing it we should restore the previous default button as well if ( nMsg == WM_SETFOCUS ) @@ -460,6 +504,27 @@ long wxButton::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) // and continue with processing the message normally as well } +#if wxUSE_UXTHEME + else if ( nMsg == WM_THEMECHANGED ) + { + // need to recalculate the best size here + // as the theme size might have changed + InvalidateBestSize(); + } + else if ( wxUxThemeEngine::GetIfActive() ) + { + // we need to Refresh() if mouse has entered or left window + // so we can update the hot tracking state + // must use m_mouseInWindow here instead of IsMouseInWindow() + // since we need to know the first time the mouse enters the window + // and IsMouseInWindow() would return true in this case + if ( ( nMsg == WM_MOUSEMOVE && !m_mouseInWindow ) || + nMsg == WM_MOUSELEAVE ) + { + Refresh(); + } + } +#endif // wxUSE_UXTHEME // let the base class do all real processing return wxControl::MSWWindowProc(nMsg, wParam, lParam); @@ -481,8 +546,31 @@ static void DrawButtonText(HDC hdc, COLORREF colOld = SetTextColor(hdc, col); int modeOld = SetBkMode(hdc, TRANSPARENT); - // Note: we must have DT_SINGLELINE for DT_VCENTER to work. - ::DrawText(hdc, text, text.length(), pRect, DT_SINGLELINE | DT_CENTER | DT_VCENTER); + if ( text.find(_T('\n')) != wxString::npos ) + { + // draw multiline label + + // first we need to compute its bounding rect + RECT rc; + ::CopyRect(&rc, pRect); + ::DrawText(hdc, text, text.length(), &rc, DT_CENTER | DT_CALCRECT); + + // now center this rect inside the entire button area + const LONG w = rc.right - rc.left; + const LONG h = rc.bottom - rc.top; + rc.left = (pRect->right - pRect->left)/2 - w/2; + rc.right = rc.left+w; + rc.top = (pRect->bottom - pRect->top)/2 - h/2; + rc.bottom = rc.top+h; + + ::DrawText(hdc, text, text.length(), &rc, DT_CENTER); + } + else // single line label + { + // Note: we must have DT_SINGLELINE for DT_VCENTER to work. + ::DrawText(hdc, text, text.length(), pRect, + DT_SINGLELINE | DT_CENTER | DT_VCENTER); + } SetBkMode(hdc, modeOld); SetTextColor(hdc, colOld); @@ -512,14 +600,14 @@ bool wxButton::SetBackgroundColour(const wxColour &colour) if ( !wxControl::SetBackgroundColour(colour) ) { // nothing to do - return FALSE; + return false; } MakeOwnerDrawn(); Refresh(); - return TRUE; + return true; } bool wxButton::SetForegroundColour(const wxColour &colour) @@ -527,14 +615,14 @@ bool wxButton::SetForegroundColour(const wxColour &colour) if ( !wxControl::SetForegroundColour(colour) ) { // nothing to do - return FALSE; + return false; } MakeOwnerDrawn(); Refresh(); - return TRUE; + return true; } /* @@ -594,7 +682,7 @@ static void DrawButtonFrame(HDC hdc, const RECT& rectBtn, DrawRect(hdc, r); (void)SelectObject(hdc, hpenGrey); - InflateRect(&r, -1, -1); + ::InflateRect(&r, -1, -1); DrawRect(hdc, r); } @@ -604,7 +692,7 @@ static void DrawButtonFrame(HDC hdc, const RECT& rectBtn, { DrawRect(hdc, r); - InflateRect(&r, -1, -1); + ::InflateRect(&r, -1, -1); } wxDrawLine(hdc, r.left, r.bottom, r.right, r.bottom); @@ -630,67 +718,145 @@ static void DrawButtonFrame(HDC hdc, const RECT& rectBtn, DeleteObject(hpenBlack); } -bool wxButton::MSWOnDraw(WXDRAWITEMSTRUCT *wxdis) +#if wxUSE_UXTHEME +static +void MSWDrawXPBackground(wxButton *button, WXDRAWITEMSTRUCT *wxdis) { LPDRAWITEMSTRUCT lpDIS = (LPDRAWITEMSTRUCT)wxdis; - - RECT rectBtn; - CopyRect(&rectBtn, &lpDIS->rcItem); - - COLORREF colBg = wxColourToRGB(GetBackgroundColour()), - colFg = wxColourToRGB(GetForegroundColour()); - HDC hdc = lpDIS->hDC; UINT state = lpDIS->itemState; + RECT rectBtn; + CopyRect(&rectBtn, &lpDIS->rcItem); - // first, draw the background - HBRUSH hbrushBackground = ::CreateSolidBrush(colBg); + wxUxThemeHandle theme(button, L"BUTTON"); + int iState; - FillRect(hdc, &rectBtn, hbrushBackground); + if ( state & ODS_SELECTED ) + { + iState = PBS_PRESSED; + } + else if ( button->HasCapture() || button->IsMouseInWindow() ) + { + iState = PBS_HOT; + } + else if ( state & ODS_FOCUS ) + { + iState = PBS_DEFAULTED; + } + else if ( state & ODS_DISABLED ) + { + iState = PBS_DISABLED; + } + else + { + iState = PBS_NORMAL; + } - // draw the border for the current state - bool selected = (state & ODS_SELECTED) != 0; - if ( !selected ) + // draw parent background if needed + if ( wxUxThemeEngine::Get()->IsThemeBackgroundPartiallyTransparent(theme, + BP_PUSHBUTTON, + iState) ) { - wxPanel *panel = wxDynamicCast(GetParent(), wxPanel); - if ( panel ) - { - selected = panel->GetDefaultItem() == this; - } + wxUxThemeEngine::Get()->DrawThemeParentBackground(GetHwndOf(button), hdc, &rectBtn); } - bool pushed = (SendMessage(GetHwnd(), BM_GETSTATE, 0, 0) & BST_PUSHED) != 0; - DrawButtonFrame(hdc, rectBtn, selected, pushed); + // draw background + wxUxThemeEngine::Get()->DrawThemeBackground(theme, hdc, BP_PUSHBUTTON, iState, + &rectBtn, NULL); - // draw the focus rect if needed - if ( state & ODS_FOCUS ) + // calculate content area margins + MARGINS margins; + wxUxThemeEngine::Get()->GetThemeMargins(theme, hdc, BP_PUSHBUTTON, iState, + TMT_CONTENTMARGINS, &rectBtn, &margins); + RECT rectClient; + ::CopyRect(&rectClient, &rectBtn); + ::InflateRect(&rectClient, -margins.cxLeftWidth, -margins.cyTopHeight); + + // if focused and !nofocus rect + if ( (state & ODS_FOCUS) && !(state & ODS_NOFOCUSRECT) ) { - RECT rectFocus; - CopyRect(&rectFocus, &rectBtn); + DrawFocusRect(hdc, &rectClient); + } - // I don't know where does this constant come from, but this is how - // Windows draws them - InflateRect(&rectFocus, -4, -4); + if ( button->UseBgCol() ) + { + COLORREF colBg = wxColourToRGB(button->GetBackgroundColour()); + HBRUSH hbrushBackground = ::CreateSolidBrush(colBg); - DrawFocusRect(hdc, &rectFocus); + // don't overwrite the focus rect + ::InflateRect(&rectClient, -1, -1); + FillRect(hdc, &rectClient, hbrushBackground); + ::DeleteObject(hbrushBackground); } +} +#endif // wxUSE_UXTHEME - if ( pushed ) +bool wxButton::MSWOnDraw(WXDRAWITEMSTRUCT *wxdis) +{ + LPDRAWITEMSTRUCT lpDIS = (LPDRAWITEMSTRUCT)wxdis; + HDC hdc = lpDIS->hDC; + UINT state = lpDIS->itemState; + RECT rectBtn; + CopyRect(&rectBtn, &lpDIS->rcItem); + +#if wxUSE_UXTHEME + if ( wxUxThemeEngine::GetIfActive() ) { - // the label is shifted by 1 pixel to create "pushed" effect - OffsetRect(&rectBtn, 1, 1); + MSWDrawXPBackground(this, wxdis); } + else +#endif // wxUSE_UXTHEME + { + COLORREF colBg = wxColourToRGB(GetBackgroundColour()); - DrawButtonText(hdc, &rectBtn, GetLabel(), - state & ODS_DISABLED ? GetSysColor(COLOR_GRAYTEXT) - : colFg); + // first, draw the background + HBRUSH hbrushBackground = ::CreateSolidBrush(colBg); + FillRect(hdc, &rectBtn, hbrushBackground); + ::DeleteObject(hbrushBackground); - ::DeleteObject(hbrushBackground); + // draw the border for the current state + bool selected = (state & ODS_SELECTED) != 0; + if ( !selected ) + { + wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow); + if ( tlw ) + { + selected = tlw->GetDefaultItem() == this; + } + } + bool pushed = (SendMessage(GetHwnd(), BM_GETSTATE, 0, 0) & BST_PUSHED) != 0; - return TRUE; + DrawButtonFrame(hdc, rectBtn, selected, pushed); + + // if focused and !nofocus rect + if ( (state & ODS_FOCUS) && !(state & ODS_NOFOCUSRECT) ) + { + RECT rectFocus; + CopyRect(&rectFocus, &rectBtn); + + // I don't know where does this constant come from, but this is how + // Windows draws them + InflateRect(&rectFocus, -4, -4); + + DrawFocusRect(hdc, &rectFocus); + } + + if ( pushed ) + { + // the label is shifted by 1 pixel to create "pushed" effect + OffsetRect(&rectBtn, 1, 1); + } + } + + COLORREF colFg = wxColourToRGB(GetForegroundColour()); + if ( state & ODS_DISABLED ) colFg = GetSysColor(COLOR_GRAYTEXT) ; + wxString label = GetLabel(); + if ( state & ODS_NOACCEL ) label = GetLabelText() ; + DrawButtonText(hdc, &rectBtn, label, colFg); + + return true; } #endif // __WIN32__ #endif // wxUSE_BUTTON -