X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/51d5ec540813b54e5590cc473b0252d51754e152..74a8f67d96591cec101def2a7d47c64072aff7fd:/src/msw/cursor.cpp diff --git a/src/msw/cursor.cpp b/src/msw/cursor.cpp index bf69c83f6d..74f57dcf52 100644 --- a/src/msw/cursor.cpp +++ b/src/msw/cursor.cpp @@ -17,10 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "cursor.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -28,19 +24,21 @@ #pragma hdrstop #endif +#include "wx/cursor.h" + #ifndef WX_PRECOMP #include "wx/utils.h" #include "wx/app.h" #include "wx/bitmap.h" #include "wx/icon.h" - #include "wx/cursor.h" #include "wx/settings.h" #include "wx/intl.h" + #include "wx/image.h" + #include "wx/module.h" #endif -#include "wx/module.h" -#include "wx/image.h" #include "wx/msw/private.h" +#include "wx/msw/missing.h" // IDC_HAND // define functions missing in MicroWin #ifdef __WXMICROWIN__ @@ -102,13 +100,12 @@ public: { gs_globalCursor = new wxCursor; - return TRUE; + return true; } virtual void OnExit() { - delete gs_globalCursor; - gs_globalCursor = (wxCursor *)NULL; + wxDELETE(gs_globalCursor); } }; @@ -155,8 +152,10 @@ void wxCursorRefData::Free() { if ( m_hCursor ) { +#ifndef __WXWINCE__ if ( m_destroyCursor ) ::DestroyCursor((HCURSOR)m_hCursor); +#endif m_hCursor = 0; } @@ -170,6 +169,7 @@ wxCursor::wxCursor() { } +#if wxUSE_IMAGE wxCursor::wxCursor(const wxImage& image) { // image has to be of the standard cursor size, otherwise we won't be able @@ -177,19 +177,37 @@ wxCursor::wxCursor(const wxImage& image) const int w = wxCursorRefData::GetStandardWidth(); const int h = wxCursorRefData::GetStandardHeight(); - const int hotSpotX = image.GetOptionInt(wxCUR_HOTSPOT_X); - const int hotSpotY = image.GetOptionInt(wxCUR_HOTSPOT_Y); + int hotSpotX = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_X); + int hotSpotY = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y); + int image_w = image.GetWidth(); + int image_h = image.GetHeight(); - wxASSERT_MSG( hotSpotX >= 0 && hotSpotX < w && - hotSpotY >= 0 && hotSpotY < h, - _T("invalid cursor hot spot coordinates") ); + wxASSERT_MSG( hotSpotX >= 0 && hotSpotX < image_w && + hotSpotY >= 0 && hotSpotY < image_h, + wxT("invalid cursor hot spot coordinates") ); + + wxImage imageSized(image); // final image of correct size + + // if image is too small then place it in the center, resize it if too big + if ((w > image_w) && (h > image_h)) + { + wxPoint offset((w - image_w)/2, (h - image_h)/2); + hotSpotX = hotSpotX + offset.x; + hotSpotY = hotSpotY + offset.y; + + imageSized = image.Size(wxSize(w, h), offset); + } + else if ((w != image_w) || (h != image_h)) + { + hotSpotX = int(hotSpotX * double(w) / double(image_w)); + hotSpotY = int(hotSpotY * double(h) / double(image_h)); + + imageSized = image.Scale(w, h); + } + + HCURSOR hcursor = wxBitmapToHCURSOR( wxBitmap(imageSized), + hotSpotX, hotSpotY ); - HCURSOR hcursor = wxBitmapToHCURSOR - ( - wxBitmap(image.Scale(w, h)), - hotSpotX, - hotSpotY - ); if ( !hcursor ) { wxLogWarning(_("Failed to create cursor.")); @@ -198,33 +216,19 @@ wxCursor::wxCursor(const wxImage& image) m_refData = new wxCursorRefData(hcursor, true /* delete it later */); } - -wxCursor::wxCursor(const char WXUNUSED(bits)[], - int WXUNUSED(width), - int WXUNUSED(height), - int WXUNUSED(hotSpotX), int WXUNUSED(hotSpotY), - const char WXUNUSED(maskBits)[]) -{ -} +#endif // wxUSE_IMAGE // MicroWin doesn't have support needed for the other ctors #ifdef __WXMICROWIN__ -wxCursor::wxCursor(const wxString& WXUNUSED(filename), - long WXUNUSED(kind), - int WXUNUSED(hotSpotX), - int WXUNUSED(hotSpotY)) -{ -} - -wxCursor::wxCursor(int WXUNUSED(cursor_type)) +wxCursor::InitFromStock(wxStockCursor WXUNUSED(cursor_type)) { } #else // !__WXMICROWIN__ wxCursor::wxCursor(const wxString& filename, - long kind, + wxBitmapType kind, int hotSpotX, int hotSpotY) { @@ -232,12 +236,14 @@ wxCursor::wxCursor(const wxString& filename, switch ( kind ) { case wxBITMAP_TYPE_CUR_RESOURCE: - hcursor = ::LoadCursor(wxGetInstance(), filename); + hcursor = ::LoadCursor(wxGetInstance(), filename.t_str()); break; +#ifndef __WXWINCE__ case wxBITMAP_TYPE_CUR: - hcursor = ::LoadCursorFromFile(filename); + hcursor = ::LoadCursorFromFile(filename.t_str()); break; +#endif case wxBITMAP_TYPE_ICO: hcursor = wxBitmapToHCURSOR @@ -258,7 +264,7 @@ wxCursor::wxCursor(const wxString& filename, break; default: - wxFAIL_MSG( _T("unknown cursor resource type") ); + wxLogError( wxT("unknown cursor resource type '%d'"), kind ); hcursor = NULL; } @@ -266,17 +272,13 @@ wxCursor::wxCursor(const wxString& filename, if ( hcursor ) { m_refData = new wxCursorRefData(hcursor, true /* delete it later */); - -#if WXWIN_COMPATIBILITY_2 - ((wxCursorRefData *)m_refData)->SetOk(); -#endif // WXWIN_COMPATIBILITY_2 } } // Cursors by stock number -wxCursor::wxCursor(int idCursor) +void wxCursor::InitFromStock(wxStockCursor idCursor) { - // all wxWindows standard cursors + // all wxWidgets standard cursors static const struct StdCursor { // is this a standard Windows cursor? @@ -288,31 +290,38 @@ wxCursor::wxCursor(int idCursor) { { true, NULL }, // wxCURSOR_NONE { true, IDC_ARROW }, // wxCURSOR_ARROW - { false, _T("wxCURSOR_RIGHT_ARROW") }, // wxCURSOR_RIGHT_ARROW - { false, _T("wxCURSOR_BULLSEYE") }, // wxCURSOR_BULLSEYE - { true, IDC_ARROW }, // wxCURSOR_CHAR - { true, IDC_CROSS }, // wxCURSOR_CROSS - { false, _T("wxCURSOR_HAND") }, // wxCURSOR_HAND - { true, IDC_IBEAM }, // wxCURSOR_IBEAM - { true, IDC_ARROW }, // wxCURSOR_LEFT_BUTTON - { false, _T("wxCURSOR_MAGNIFIER") }, // wxCURSOR_MAGNIFIER - { true, IDC_ARROW }, // wxCURSOR_MIDDLE_BUTTON - { true, IDC_NO }, // wxCURSOR_NO_ENTRY - { false, _T("wxCURSOR_PAINT_BRUSH") }, // wxCURSOR_PAINT_BRUSH - { false, _T("wxCURSOR_PENCIL") }, // wxCURSOR_PENCIL - { false, _T("wxCURSOR_POINT_LEFT") }, // wxCURSOR_POINT_LEFT - { false, _T("wxCURSOR_POINT_RIGHT") }, // wxCURSOR_POINT_RIGHT - { true, IDC_HELP }, // wxCURSOR_QUESTION_ARROW - { true, IDC_ARROW }, // wxCURSOR_RIGHT_BUTTON - { true, IDC_SIZENESW }, // wxCURSOR_SIZENESW - { true, IDC_SIZENS }, // wxCURSOR_SIZENS - { true, IDC_SIZENWSE }, // wxCURSOR_SIZENWSE - { true, IDC_SIZEWE }, // wxCURSOR_SIZEWE - { true, IDC_SIZEALL }, // wxCURSOR_SIZING - { false, _T("wxCURSOR_SPRAYCAN") }, // wxCURSOR_SPRAYCAN - { true, IDC_WAIT }, // wxCURSOR_WAIT - { true, IDC_WAIT }, // wxCURSOR_WATCH - { false, _T("wxCURSOR_BLANK") }, // wxCURSOR_BLANK + { false, wxT("WXCURSOR_RIGHT_ARROW") }, // wxCURSOR_RIGHT_ARROW + { false, wxT("WXCURSOR_BULLSEYE") }, // wxCURSOR_BULLSEYE + { true, IDC_ARROW }, // WXCURSOR_CHAR + + // Displays as an I-beam on XP, so use a cursor file +// { true, IDC_CROSS }, // WXCURSOR_CROSS + { false, wxT("WXCURSOR_CROSS") }, // WXCURSOR_CROSS + + // See special handling below for wxCURSOR_HAND +// { false, wxT("WXCURSOR_HAND") }, // wxCURSOR_HAND + { true, IDC_HAND }, // wxCURSOR_HAND + + { true, IDC_IBEAM }, // WXCURSOR_IBEAM + { true, IDC_ARROW }, // WXCURSOR_LEFT_BUTTON + { false, wxT("WXCURSOR_MAGNIFIER") }, // wxCURSOR_MAGNIFIER + { true, IDC_ARROW }, // WXCURSOR_MIDDLE_BUTTON + { true, IDC_NO }, // WXCURSOR_NO_ENTRY + { false, wxT("WXCURSOR_PBRUSH") }, // wxCURSOR_PAINT_BRUSH + { false, wxT("WXCURSOR_PENCIL") }, // wxCURSOR_PENCIL + { false, wxT("WXCURSOR_PLEFT") }, // wxCURSOR_POINT_LEFT + { false, wxT("WXCURSOR_PRIGHT") }, // wxCURSOR_POINT_RIGHT + { true, IDC_HELP }, // WXCURSOR_QUESTION_ARROW + { true, IDC_ARROW }, // WXCURSOR_RIGHT_BUTTON + { true, IDC_SIZENESW }, // WXCURSOR_SIZENESW + { true, IDC_SIZENS }, // WXCURSOR_SIZENS + { true, IDC_SIZENWSE }, // WXCURSOR_SIZENWSE + { true, IDC_SIZEWE }, // WXCURSOR_SIZEWE + { true, IDC_SIZEALL }, // WXCURSOR_SIZING + { false, wxT("WXCURSOR_PBRUSH") }, // wxCURSOR_SPRAYCAN + { true, IDC_WAIT }, // WXCURSOR_WAIT + { true, IDC_WAIT }, // WXCURSOR_WATCH + { false, wxT("WXCURSOR_BLANK") }, // wxCURSOR_BLANK { true, IDC_APPSTARTING }, // wxCURSOR_ARROWWAIT // no entry for wxCURSOR_MAX @@ -322,20 +331,37 @@ wxCursor::wxCursor(int idCursor) CursorsIdArrayMismatch ); wxCHECK_RET( idCursor > 0 && (size_t)idCursor < WXSIZEOF(stdCursors), - _T("invalid cursor id in wxCursor() ctor") ); + wxT("invalid cursor id in wxCursor() ctor") ); const StdCursor& stdCursor = stdCursors[idCursor]; + bool deleteLater = !stdCursor.isStd; HCURSOR hcursor = ::LoadCursor(stdCursor.isStd ? NULL : wxGetInstance(), stdCursor.name); + // IDC_HAND may not be available on some versions of Windows. + if ( !hcursor && idCursor == wxCURSOR_HAND) + { + hcursor = ::LoadCursor(wxGetInstance(), wxT("WXCURSOR_HAND")); + deleteLater = true; + } + if ( !hcursor ) { - wxLogLastError(_T("LoadCursor")); + if ( !stdCursor.isStd ) + { + // it may be not obvious to the programmer why did loading fail, + // try to help by pointing to the by far the most probable reason + wxFAIL_MSG(wxT("Loading a cursor defined by wxWidgets failed, ") + wxT("did you include include/wx/msw/wx.rc file from ") + wxT("your resource file?")); + } + + wxLogLastError(wxT("LoadCursor")); } else { - m_refData = new wxCursorRefData(hcursor); + m_refData = new wxCursorRefData(hcursor, deleteLater); } } @@ -349,16 +375,6 @@ wxCursor::~wxCursor() // other wxCursor functions // ---------------------------------------------------------------------------- -bool wxCursor::operator==(const wxCursor& cursor) const -{ - if ( !m_refData ) - return !cursor.m_refData; - - return cursor.m_refData && - ((wxCursorRefData *)m_refData)->m_hCursor == - ((wxCursorRefData *)cursor.m_refData)->m_hCursor; -} - wxGDIImageRefData *wxCursor::CreateData() const { return new wxCursorRefData; @@ -375,7 +391,7 @@ const wxCursor *wxGetGlobalCursor() void wxSetCursor(const wxCursor& cursor) { - if ( cursor.Ok() ) + if ( cursor.IsOk() ) { ::SetCursor(GetHcursorOf(cursor)); @@ -383,5 +399,3 @@ void wxSetCursor(const wxCursor& cursor) *gs_globalCursor = cursor; } } - -