X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5bb372168ad19be2ee8888913589116e5a5c0eec..763163a80ae0d5a0684633e72f928302578c1214:/src/msw/filedlg.cpp diff --git a/src/msw/filedlg.cpp b/src/msw/filedlg.cpp index 6fb7c89d07..d1bb415709 100644 --- a/src/msw/filedlg.cpp +++ b/src/msw/filedlg.cpp @@ -26,26 +26,25 @@ #if wxUSE_FILEDLG && !(defined(__SMARTPHONE__) && defined(__WXWINCE__)) +#include "wx/filedlg.h" + #ifndef WX_PRECOMP + #include "wx/msw/wrapcdlg.h" + #include "wx/msw/missing.h" #include "wx/utils.h" #include "wx/msgdlg.h" - #include "wx/filedlg.h" #include "wx/filefn.h" #include "wx/intl.h" #include "wx/log.h" #include "wx/app.h" + #include "wx/math.h" #endif -#include "wx/msw/wrapcdlg.h" - #include #include #include "wx/filename.h" #include "wx/tokenzr.h" -#include "wx/math.h" - -#include "wx/msw/missing.h" // ---------------------------------------------------------------------------- // constants @@ -65,7 +64,8 @@ // globals // ---------------------------------------------------------------------------- -// standard dialog size +// standard dialog size for the old Windows systems where the dialog wasn't +// resizeable static wxRect gs_rectDialog(0, 0, 428, 266); // ============================================================================ @@ -84,36 +84,28 @@ wxFileDialogHookFunction(HWND hDlg, WPARAM WXUNUSED(wParam), LPARAM lParam) { - HWND hwndDialog; - hwndDialog = ::GetParent( hDlg ); - switch (iMsg) + switch ( iMsg ) { - case WM_DESTROY: - { - RECT dlgRect; - GetWindowRect( hwndDialog, & dlgRect ); - gs_rectDialog.x = dlgRect.left; - gs_rectDialog.y = dlgRect.top; - gs_rectDialog.width = dlgRect.right - dlgRect.left; - gs_rectDialog.height = dlgRect.bottom - dlgRect.top; - } - break; - case WM_NOTIFY: { - OFNOTIFY * pNotifyCode; - pNotifyCode = (LPOFNOTIFY) lParam; - if (CDN_INITDONE == (pNotifyCode->hdr).code) + OFNOTIFY *pNotifyCode = reinterpret_cast(lParam); + if ( pNotifyCode->hdr.code == CDN_INITDONE ) { - SetWindowPos( hwndDialog, HWND_TOP, - gs_rectDialog.x, - gs_rectDialog.y, - gs_rectDialog.width, - gs_rectDialog.height, - SWP_NOZORDER|SWP_NOSIZE); + reinterpret_cast( + pNotifyCode->lpOFN->lCustData) + ->MSWOnInitDone((WXHWND)hDlg); } } break; + + case WM_DESTROY: + // reuse the position used for the dialog the next time by default + // + // NB: at least under Windows 2003 this is useless as after the + // first time it's shown the dialog always remembers its size + // and position itself and ignores any later SetWindowPos calls + wxCopyRECTToRect(wxGetWindowRect(::GetParent(hDlg)), gs_rectDialog); + break; } // do the default processing @@ -130,23 +122,25 @@ wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& defaultFileName, const wxString& wildCard, long style, - const wxPoint& pos) + const wxPoint& pos, + const wxSize& sz, + const wxString& name) : wxFileDialogBase(parent, message, defaultDir, defaultFileName, - wildCard, style, pos) + wildCard, style, pos, sz, name) { - if ( ( m_dialogStyle & wxMULTIPLE ) && ( m_dialogStyle & wxSAVE ) ) - m_dialogStyle &= ~wxMULTIPLE; + // NB: all style checks are done by wxFileDialogBase::Create m_bMovedWindow = false; + m_centreDir = 0; // Must set to zero, otherwise the wx routines won't size the window // the second time you call the file dialog, because it thinks it is // already at the requested size.. (when centering) gs_rectDialog.x = gs_rectDialog.y = 0; - } + void wxFileDialog::GetPaths(wxArrayString& paths) const { paths.Empty(); @@ -178,41 +172,91 @@ void wxFileDialog::SetPath(const wxString& path) m_fileName << _T('.') << ext; } -void wxFileDialog::DoGetPosition( int *x, int *y ) const +void wxFileDialog::DoGetPosition(int *x, int *y) const { - *x = gs_rectDialog.x; - *y = gs_rectDialog.y; + if ( x ) + *x = gs_rectDialog.x; + if ( y ) + *y = gs_rectDialog.y; } - void wxFileDialog::DoGetSize(int *width, int *height) const { - *width = gs_rectDialog.width; - *height = gs_rectDialog.height; + if ( width ) + *width = gs_rectDialog.width; + if ( height ) + *height = gs_rectDialog.height; } -void wxFileDialog::DoMoveWindow(int x, int y, int WXUNUSED(width), int WXUNUSED(height)) +void wxFileDialog::DoMoveWindow(int x, int y, int WXUNUSED(w), int WXUNUSED(h)) { - m_bMovedWindow = true; - gs_rectDialog.x = x; gs_rectDialog.y = y; - /* - The width and height can not be set by the programmer - its just not possible. But the program can get the - size of the Dlg after it has been shown, in case they need - that data. - */ + // our HWND is only set when we're called from MSWOnInitDone(), test if + // this is the case + HWND hwnd = GetHwnd(); + if ( hwnd ) + { + // size of the dialog can't be changed because the controls are not + // laid out correctly then + ::SetWindowPos(hwnd, HWND_TOP, x, y, 0, 0, SWP_NOZORDER | SWP_NOSIZE); + } + else // just remember that we were requested to move the window + { + m_bMovedWindow = true; + + // if Centre() had been called before, it shouldn't be taken into + // account now + m_centreDir = 0; + } +} + +void wxFileDialog::DoCentre(int dir) +{ + m_centreDir = dir; + m_bMovedWindow = true; + + // it's unnecessary to do anything else at this stage as we'll redo it in + // MSWOnInitDone() anyhow +} + +void wxFileDialog::MSWOnInitDone(WXHWND hDlg) +{ + // note the the dialog is the parent window: hDlg is a child of it when + // OFN_EXPLORER is used + HWND hFileDlg = ::GetParent((HWND)hDlg); + + // set HWND so that our DoMoveWindow() works correctly + SetHWND((WXHWND)hFileDlg); + + if ( m_centreDir ) + { + // now we have the real dialog size, remember it + RECT rect; + GetWindowRect(hFileDlg, &rect); + gs_rectDialog = wxRectFromRECT(rect); + + // and position the window correctly: notice that we must use the base + // class version as our own doesn't do anything except setting flags + wxFileDialogBase::DoCentre(m_centreDir); + } + else // need to just move it to the correct place + { + SetPosition(gs_rectDialog.GetPosition()); + } + + // we shouldn't destroy this HWND + SetHWND(NULL); } -// helper used below in ShowModal(): style is used to determine whether to show -// the "Save file" dialog (if it contains wxSAVE bit) or "Open file" one; -// returns true on success or false on failure in which case err is filled with -// the CDERR_XXX constant +// helper used below in ShowCommFileDialog(): style is used to determine +// whether to show the "Save file" dialog (if it contains wxFD_SAVE bit) or +// "Open file" one; returns true on success or false on failure in which case +// err is filled with the CDERR_XXX constant static bool DoShowCommFileDialog(OPENFILENAME *of, long style, DWORD *err) { - if ( style & wxSAVE ? GetSaveFileName(of) : GetOpenFileName(of) ) + if ( style & wxFD_SAVE ? GetSaveFileName(of) : GetOpenFileName(of) ) return true; if ( err ) @@ -230,20 +274,20 @@ static bool DoShowCommFileDialog(OPENFILENAME *of, long style, DWORD *err) return false; } -// Basically, the problem is that we need to use the "new" size of the -// OPENFILENAME structure -// (OPENFILENAME_SIZE_VERSION_400 + void* + DWORD + DWORD) -// in Windows 2000 and XP so that the new-style file dialog with the -// "Places Bar" shows up. Unfortunately, there seems to be no reliable way -// to test for it in the headers, so we need to always make one -// with the extra bytes. +// We want to use OPENFILENAME struct version 5 (Windows 2000/XP) but we don't +// know if the OPENFILENAME declared in the currently used headers is a V5 or +// V4 (smaller) one so we try to manually extend the struct in case it is the +// old one. // -// We don't do this on Windows CE, however. -#ifdef __WXWINCE__ +// We don't do this on Windows CE nor under Win64, however, as there are no +// compilers with old headers for these architectures +#if defined(__WXWINCE__) || defined(__WIN64__) typedef OPENFILENAME wxOPENFILENAME; - static const DWORD wxOPENFILENAME_V5_SIZE = sizeof(OPENFILENAME); -#else // !__WXWINCE__ + static const DWORD gs_ofStructSize = sizeof(OPENFILENAME); +#else // !__WXWINCE__ || __WIN64__ + #define wxTRY_SMALLER_OPENFILENAME + struct wxOPENFILENAME : public OPENFILENAME { // fields added in Windows 2000/XP comdlg32.dll version @@ -259,10 +303,62 @@ static bool DoShowCommFileDialog(OPENFILENAME *of, long style, DWORD *err) // this is hardcoded sizeof(OPENFILENAME_NT4) from Platform SDK static const DWORD wxOPENFILENAME_V4_SIZE = 76; -#endif // __WXWINCE__/!__WXWINCE__ -// always try the new one first -static DWORD gs_ofStructSize = wxOPENFILENAME_V5_SIZE; + // always try the new one first + static DWORD gs_ofStructSize = wxOPENFILENAME_V5_SIZE; +#endif // __WXWINCE__ || __WIN64__/!... + +static bool ShowCommFileDialog(OPENFILENAME *of, long style) +{ + DWORD errCode; + bool success = DoShowCommFileDialog(of, style, &errCode); + +#ifdef wxTRY_SMALLER_OPENFILENAME + // the system might be too old to support the new version file dialog + // boxes, try with the old size + if ( !success && errCode == CDERR_STRUCTSIZE && + of->lStructSize != wxOPENFILENAME_V4_SIZE ) + { + of->lStructSize = wxOPENFILENAME_V4_SIZE; + + success = DoShowCommFileDialog(of, style, &errCode); + + if ( success || !errCode ) + { + // use this struct size for subsequent dialogs + gs_ofStructSize = of->lStructSize; + } + } +#endif // wxTRY_SMALLER_OPENFILENAME + + if ( !success && + // FNERR_INVALIDFILENAME is not defined under CE (besides we don't + // use CommDlgExtendedError() there anyhow) +#ifndef __WXWINCE__ + errCode == FNERR_INVALIDFILENAME && +#endif // !__WXWINCE__ + of->lpstrFile[0] ) + { + // this can happen if the default file name is invalid, try without it + // now + of->lpstrFile[0] = _T('\0'); + success = DoShowCommFileDialog(of, style, &errCode); + } + + if ( !success ) + { + // common dialog failed - why? + if ( errCode != 0 ) + { + wxLogError(_("File dialog failed with error code %0lx."), errCode); + } + //else: it was just cancelled + + return false; + } + + return true; +} int wxFileDialog::ShowModal() { @@ -277,15 +373,9 @@ int wxFileDialog::ShowModal() *fileNameBuffer = wxT('\0'); *titleBuffer = wxT('\0'); -#if WXWIN_COMPATIBILITY_2_4 - long msw_flags = 0; - if ( (m_dialogStyle & wxHIDE_READONLY) || (m_dialogStyle & wxSAVE) ) - msw_flags |= OFN_HIDEREADONLY; -#else long msw_flags = OFN_HIDEREADONLY; -#endif - if ( m_dialogStyle & wxFILE_MUST_EXIST ) + if ( HasFdFlag(wxFD_FILE_MUST_EXIST) ) msw_flags |= OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST; /* If the window has been moved the programmer is probably @@ -303,21 +393,21 @@ int wxFileDialog::ShowModal() #endif } - if (m_dialogStyle & wxMULTIPLE ) + if ( HasFdFlag(wxFD_MULTIPLE) ) { // OFN_EXPLORER must always be specified with OFN_ALLOWMULTISELECT msw_flags |= OFN_EXPLORER | OFN_ALLOWMULTISELECT; } - // if wxCHANGE_DIR flag is not given we shouldn't change the CWD which the + // if wxFD_CHANGE_DIR flag is not given we shouldn't change the CWD which the // standard dialog does by default (notice that under NT it does it anyhow, // OFN_NOCHANGEDIR or not, see below) - if ( !(m_dialogStyle & wxCHANGE_DIR) ) + if ( !HasFdFlag(wxFD_CHANGE_DIR) ) { msw_flags |= OFN_NOCHANGEDIR; } - if ( m_dialogStyle & wxOVERWRITE_PROMPT ) + if ( HasFdFlag(wxFD_OVERWRITE_PROMPT) ) { msw_flags |= OFN_OVERWRITEPROMPT; } @@ -327,7 +417,7 @@ int wxFileDialog::ShowModal() of.lStructSize = gs_ofStructSize; of.hwndOwner = hWnd; - of.lpstrTitle = WXSTRINGCAST m_message; + of.lpstrTitle = m_message.wx_str(); of.lpstrFileTitle = titleBuffer; of.nMaxFileTitle = wxMAXFILE + 1 + wxMAXEXT; @@ -374,6 +464,7 @@ int wxFileDialog::ShowModal() of.Flags = msw_flags; of.lpfnHook = wxFileDialogHookFunction; + of.lCustData = (LPARAM)this; wxArrayString wildDescriptions, wildFilters; @@ -392,31 +483,30 @@ int wxFileDialog::ShowModal() } // Replace | with \0 - for (i = 0; i < filterBuffer.Len(); i++ ) { + for (i = 0; i < filterBuffer.length(); i++ ) { if ( filterBuffer.GetChar(i) == wxT('|') ) { filterBuffer[i] = wxT('\0'); } } - of.lpstrFilter = (LPTSTR)filterBuffer.c_str(); + of.lpstrFilter = (LPTSTR)filterBuffer.wx_str(); of.nFilterIndex = m_filterIndex + 1; //=== Setting defaultFileName >>========================================= - wxStrncpy( fileNameBuffer, (const wxChar *)m_fileName, wxMAXPATH-1 ); - fileNameBuffer[ wxMAXPATH-1 ] = wxT('\0'); + wxStrlcpy(fileNameBuffer, m_fileName.c_str(), WXSIZEOF(fileNameBuffer)); of.lpstrFile = fileNameBuffer; // holds returned filename of.nMaxFile = wxMAXPATH; // we must set the default extension because otherwise Windows would check - // for the existing of a wrong file with wxOVERWRITE_PROMPT (i.e. if the + // for the existing of a wrong file with wxFD_OVERWRITE_PROMPT (i.e. if the // user types "foo" and the default extension is ".bar" we should force it // to check for "foo.bar" existence and not "foo") wxString defextBuffer; // we need it to be alive until GetSaveFileName()! - if (m_dialogStyle & wxSAVE) + if (HasFdFlag(wxFD_SAVE)) { - const wxChar* extension = filterBuffer; + const wxChar* extension = filterBuffer.wx_str(); int maxFilter = (int)(of.nFilterIndex*2L) - 1; for( int i = 0; i < maxFilter; i++ ) // get extension @@ -426,7 +516,7 @@ int wxFileDialog::ShowModal() defextBuffer = AppendExtension(wxT("a"), extension); if (defextBuffer.StartsWith(wxT("a."))) { - defextBuffer.Mid(2); + defextBuffer = defextBuffer.Mid(2); // remove "a." of.lpstrDefExt = defextBuffer.c_str(); } } @@ -436,122 +526,86 @@ int wxFileDialog::ShowModal() //== Execute FileDialog >>================================================= - DWORD errCode; - bool success = DoShowCommFileDialog(&of, m_dialogStyle, &errCode); + if ( !ShowCommFileDialog(&of, m_windowStyle) ) + return wxID_CANCEL; -#ifndef __WXWINCE__ - // the system might be too old to support the new version file dialog - // boxes, try with the old size - if ( !success && errCode == CDERR_STRUCTSIZE && - of.lStructSize != wxOPENFILENAME_V4_SIZE ) + // GetOpenFileName will always change the current working directory on + // (according to MSDN) "Windows NT 4.0/2000/XP" because the flag + // OFN_NOCHANGEDIR has no effect. If the user did not specify + // wxFD_CHANGE_DIR let's restore the current working directory to what it + // was before the dialog was shown. + if ( msw_flags & OFN_NOCHANGEDIR ) { - of.lStructSize = wxOPENFILENAME_V4_SIZE; - - success = DoShowCommFileDialog(&of, m_dialogStyle, &errCode); - - if ( success || !errCode ) - { - // use this struct size for subsequent dialogs - gs_ofStructSize = of.lStructSize; - } + wxSetWorkingDirectory(cwdOrig); } -#endif // !__WXWINCE__ - if ( success ) - { - // GetOpenFileName will always change the current working directory on - // (according to MSDN) "Windows NT 4.0/2000/XP" because the flag - // OFN_NOCHANGEDIR has no effect. If the user did not specify - // wxCHANGE_DIR let's restore the current working directory to what it - // was before the dialog was shown. - if ( msw_flags & OFN_NOCHANGEDIR ) - { - wxSetWorkingDirectory(cwdOrig); - } - - m_fileNames.Empty(); + m_fileNames.Empty(); - if ( ( m_dialogStyle & wxMULTIPLE ) && + if ( ( HasFdFlag(wxFD_MULTIPLE) ) && #if defined(OFN_EXPLORER) - ( fileNameBuffer[of.nFileOffset-1] == wxT('\0') ) + ( fileNameBuffer[of.nFileOffset-1] == wxT('\0') ) #else - ( fileNameBuffer[of.nFileOffset-1] == wxT(' ') ) + ( fileNameBuffer[of.nFileOffset-1] == wxT(' ') ) #endif // OFN_EXPLORER - ) - { + ) + { #if defined(OFN_EXPLORER) - m_dir = fileNameBuffer; - i = of.nFileOffset; - m_fileName = &fileNameBuffer[i]; - m_fileNames.Add(m_fileName); - i += m_fileName.Len() + 1; + m_dir = fileNameBuffer; + i = of.nFileOffset; + m_fileName = &fileNameBuffer[i]; + m_fileNames.Add(m_fileName); + i += m_fileName.length() + 1; - while (fileNameBuffer[i] != wxT('\0')) - { - m_fileNames.Add(&fileNameBuffer[i]); - i += wxStrlen(&fileNameBuffer[i]) + 1; - } + while (fileNameBuffer[i] != wxT('\0')) + { + m_fileNames.Add(&fileNameBuffer[i]); + i += wxStrlen(&fileNameBuffer[i]) + 1; + } #else - wxStringTokenizer toke(fileNameBuffer, _T(" \t\r\n")); - m_dir = toke.GetNextToken(); - m_fileName = toke.GetNextToken(); - m_fileNames.Add(m_fileName); + wxStringTokenizer toke(fileNameBuffer, _T(" \t\r\n")); + m_dir = toke.GetNextToken(); + m_fileName = toke.GetNextToken(); + m_fileNames.Add(m_fileName); - while (toke.HasMoreTokens()) - m_fileNames.Add(toke.GetNextToken()); + while (toke.HasMoreTokens()) + m_fileNames.Add(toke.GetNextToken()); #endif // OFN_EXPLORER - wxString dir(m_dir); - if ( m_dir.Last() != _T('\\') ) - dir += _T('\\'); + wxString dir(m_dir); + if ( m_dir.Last() != _T('\\') ) + dir += _T('\\'); - m_path = dir + m_fileName; - m_filterIndex = (int)of.nFilterIndex - 1; - } - else - { - //=== Adding the correct extension >>================================= - - m_filterIndex = (int)of.nFilterIndex - 1; + m_path = dir + m_fileName; + m_filterIndex = (int)of.nFilterIndex - 1; + } + else + { + //=== Adding the correct extension >>================================= - if ( !of.nFileExtension || - (of.nFileExtension && fileNameBuffer[of.nFileExtension] == wxT('\0')) ) - { - // User has typed a filename without an extension: - const wxChar* extension = filterBuffer; - int maxFilter = (int)(of.nFilterIndex*2L) - 1; + m_filterIndex = (int)of.nFilterIndex - 1; - for( int i = 0; i < maxFilter; i++ ) // get extension - extension = extension + wxStrlen( extension ) + 1; + if ( !of.nFileExtension || + (of.nFileExtension && fileNameBuffer[of.nFileExtension] == wxT('\0')) ) + { + // User has typed a filename without an extension: + const wxChar* extension = filterBuffer.wx_str(); + int maxFilter = (int)(of.nFilterIndex*2L) - 1; - m_fileName = AppendExtension(fileNameBuffer, extension); - wxStrncpy(fileNameBuffer, m_fileName.c_str(), wxMin(m_fileName.Len(), wxMAXPATH-1)); - fileNameBuffer[wxMin(m_fileName.Len(), wxMAXPATH-1)] = wxT('\0'); - } + for( int i = 0; i < maxFilter; i++ ) // get extension + extension = extension + wxStrlen( extension ) + 1; - m_path = fileNameBuffer; - m_fileName = wxFileNameFromPath(fileNameBuffer); - m_fileNames.Add(m_fileName); - m_dir = wxPathOnly(fileNameBuffer); + m_fileName = AppendExtension(fileNameBuffer, extension); + wxStrlcpy(fileNameBuffer, m_fileName.c_str(), WXSIZEOF(fileNameBuffer)); } - } -#ifdef __WXDEBUG__ - else - { - // common dialog failed - why? - if ( errCode != 0 ) - { - // this msg is only for developers so don't translate it - wxLogError(wxT("Common dialog failed with error code %0lx."), - errCode); + + m_path = fileNameBuffer; + m_fileName = wxFileNameFromPath(fileNameBuffer); + m_fileNames.Add(m_fileName); + m_dir = wxPathOnly(fileNameBuffer); } - //else: it was just cancelled - } -#endif // __WXDEBUG__ - return success ? wxID_OK : wxID_CANCEL; + return wxID_OK; } #endif // wxUSE_FILEDLG && !(__SMARTPHONE__ && __WXWINCE__) -