X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9bb3479c68dd8e6cde9c997f4221fc5cfc5ca110..1ae82ba9f23ee688bc4db2cd449eca5bf97cfdf0:/src/msw/dialog.cpp diff --git a/src/msw/dialog.cpp b/src/msw/dialog.cpp index 888b7713d7..ed5230d7d1 100644 --- a/src/msw/dialog.cpp +++ b/src/msw/dialog.cpp @@ -5,7 +5,7 @@ // Modified by: // Created: 01/02/97 // RCS-ID: $Id$ -// Copyright: (c) Julian Smart and Markus Holzem +// Copyright: (c) Julian Smart // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -17,10 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "dialog.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -28,65 +24,127 @@ #pragma hdrstop #endif +#include "wx/dialog.h" + #ifndef WX_PRECOMP - #include "wx/dialog.h" #include "wx/utils.h" #include "wx/frame.h" #include "wx/app.h" + #include "wx/button.h" #include "wx/settings.h" #include "wx/intl.h" #include "wx/log.h" + #include "wx/toolbar.h" #endif #include "wx/msw/private.h" -#include "wx/log.h" +#include "wx/evtloop.h" +#include "wx/ptr_scpd.h" -#if wxUSE_COMMON_DIALOGS - #include -#endif +#include "wx/msw/wrapcdlg.h" + +#if defined(__SMARTPHONE__) && defined(__WXWINCE__) + #include "wx/msw/wince/resources.h" +#endif // __SMARTPHONE__ && __WXWINCE__ // ---------------------------------------------------------------------------- -// constants +// wxWin macros // ---------------------------------------------------------------------------- -// default dialog pos and size - -#define wxDIALOG_DEFAULT_X 300 -#define wxDIALOG_DEFAULT_Y 300 - -#define wxDIALOG_DEFAULT_WIDTH 500 -#define wxDIALOG_DEFAULT_HEIGHT 500 +#if wxUSE_EXTENDED_RTTI +WX_DEFINE_FLAGS( wxDialogStyle ) + +wxBEGIN_FLAGS( wxDialogStyle ) + // new style border flags, we put them first to + // use them for streaming out + wxFLAGS_MEMBER(wxBORDER_SIMPLE) + wxFLAGS_MEMBER(wxBORDER_SUNKEN) + wxFLAGS_MEMBER(wxBORDER_DOUBLE) + wxFLAGS_MEMBER(wxBORDER_RAISED) + wxFLAGS_MEMBER(wxBORDER_STATIC) + wxFLAGS_MEMBER(wxBORDER_NONE) + + // old style border flags + wxFLAGS_MEMBER(wxSIMPLE_BORDER) + wxFLAGS_MEMBER(wxSUNKEN_BORDER) + wxFLAGS_MEMBER(wxDOUBLE_BORDER) + wxFLAGS_MEMBER(wxRAISED_BORDER) + wxFLAGS_MEMBER(wxSTATIC_BORDER) + wxFLAGS_MEMBER(wxNO_BORDER) + + // standard window styles + wxFLAGS_MEMBER(wxTAB_TRAVERSAL) + wxFLAGS_MEMBER(wxCLIP_CHILDREN) + + // dialog styles + wxFLAGS_MEMBER(wxWS_EX_VALIDATE_RECURSIVELY) + wxFLAGS_MEMBER(wxSTAY_ON_TOP) + wxFLAGS_MEMBER(wxCAPTION) +#if WXWIN_COMPATIBILITY_2_6 + wxFLAGS_MEMBER(wxTHICK_FRAME) +#endif // WXWIN_COMPATIBILITY_2_6 + wxFLAGS_MEMBER(wxSYSTEM_MENU) + wxFLAGS_MEMBER(wxRESIZE_BORDER) +#if WXWIN_COMPATIBILITY_2_6 + wxFLAGS_MEMBER(wxRESIZE_BOX) +#endif // WXWIN_COMPATIBILITY_2_6 + wxFLAGS_MEMBER(wxCLOSE_BOX) + wxFLAGS_MEMBER(wxMAXIMIZE_BOX) + wxFLAGS_MEMBER(wxMINIMIZE_BOX) +wxEND_FLAGS( wxDialogStyle ) + +IMPLEMENT_DYNAMIC_CLASS_XTI(wxDialog, wxTopLevelWindow,"wx/dialog.h") + +wxBEGIN_PROPERTIES_TABLE(wxDialog) + wxPROPERTY( Title, wxString, SetTitle, GetTitle, wxString() , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) + wxPROPERTY_FLAGS( WindowStyle , wxDialogStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style +wxEND_PROPERTIES_TABLE() + +wxBEGIN_HANDLERS_TABLE(wxDialog) +wxEND_HANDLERS_TABLE() + +wxCONSTRUCTOR_6( wxDialog , wxWindow* , Parent , wxWindowID , Id , wxString , Title , wxPoint , Position , wxSize , Size , long , WindowStyle) -// ---------------------------------------------------------------------------- -// globals -// ---------------------------------------------------------------------------- +#else +IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxTopLevelWindow) +#endif -// all objects to be deleted during next idle processing - from window.cpp -extern wxList WXDLLEXPORT wxPendingDelete; +BEGIN_EVENT_TABLE(wxDialog, wxDialogBase) + EVT_BUTTON(wxID_OK, wxDialog::OnOK) + EVT_BUTTON(wxID_APPLY, wxDialog::OnApply) + EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel) -// all frames and modeless dialogs - not static, used in frame.cpp, mdi.cpp &c -wxWindowList wxModelessWindows; + EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged) -// all modal dialogs currently shown -static wxWindowList wxModalDialogs; + EVT_CLOSE(wxDialog::OnCloseWindow) +END_EVENT_TABLE() // ---------------------------------------------------------------------------- -// wxWin macros +// wxDialogModalData // ---------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxPanel) +// this is simply a container for any data we need to implement modality which +// allows us to avoid changing wxDialog each time the implementation changes +class wxDialogModalData +{ +public: + wxDialogModalData(wxDialog *dialog) : m_evtLoop(dialog) { } -BEGIN_EVENT_TABLE(wxDialog, wxPanel) - EVT_BUTTON(wxID_OK, wxDialog::OnOK) - EVT_BUTTON(wxID_APPLY, wxDialog::OnApply) - EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel) + void RunLoop() + { + m_evtLoop.Run(); + } - EVT_CHAR_HOOK(wxDialog::OnCharHook) + void ExitLoop() + { + m_evtLoop.Exit(); + } - EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged) +private: + wxModalEventLoop m_evtLoop; +}; - EVT_CLOSE(wxDialog::OnCloseWindow) -END_EVENT_TABLE() +wxDEFINE_TIED_SCOPED_PTR_TYPE(wxDialogModalData) // ============================================================================ // implementation @@ -96,546 +154,262 @@ END_EVENT_TABLE() // wxDialog construction // ---------------------------------------------------------------------------- -wxDialog::wxDialog() +void wxDialog::Init() { - m_isShown = FALSE; - - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); + m_oldFocus = (wxWindow *)NULL; + m_isShown = false; + m_modalData = NULL; + m_endModalCalled = false; +#if wxUSE_TOOLBAR && defined(__POCKETPC__) + m_dialogToolBar = NULL; +#endif } -bool wxDialog::Create(wxWindow *parent, wxWindowID id, +bool wxDialog::Create(wxWindow *parent, + wxWindowID id, const wxString& title, const wxPoint& pos, const wxSize& size, long style, const wxString& name) { - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); - SetName(name); - - if (!parent) - wxTopLevelWindows.Append(this); - - // windowFont = wxTheFontList->FindOrCreateFont(11, wxSWISS, wxNORMAL, wxNORMAL); - - if (parent) parent->AddChild(this); - - if ( id == -1 ) - m_windowId = (int)NewControlId(); - else - m_windowId = id; - - int x = pos.x; - int y = pos.y; - int width = size.x; - int height = size.y; + SetExtraStyle(GetExtraStyle() | wxTOPLEVEL_EX_DIALOG); - if (x < 0) - x = wxDIALOG_DEFAULT_X; - if (y < 0) - y = wxDIALOG_DEFAULT_Y; - - m_windowStyle = style; - - m_isShown = FALSE; - - if (width < 0) - width = wxDIALOG_DEFAULT_WIDTH; - if (height < 0) - height = wxDIALOG_DEFAULT_HEIGHT; + // save focus before doing anything which can potentially change it + m_oldFocus = FindFocus(); // All dialogs should really have this style - m_windowStyle |= wxTAB_TRAVERSAL; - - WXDWORD extendedStyle = MakeExtendedStyle(m_windowStyle); - if (m_windowStyle & wxSTAY_ON_TOP) - extendedStyle |= WS_EX_TOPMOST; - - // Allows creation of dialogs with & without captions under MSWindows, - // resizeable or not (but a resizeable dialog always has caption - - // otherwise it would look too strange) - const wxChar *dlg; - if ( style & wxRESIZE_BORDER ) - dlg = wxT("wxResizeableDialog"); - else if ( style & wxCAPTION ) - dlg = wxT("wxCaptionDialog"); - else - dlg = wxT("wxNoCaptionDialog"); - MSWCreate(m_windowId, parent, NULL, this, NULL, - x, y, width, height, - 0, // style is not used if we have dlg template - dlg, - extendedStyle); - - HWND hwnd = (HWND)GetHWND(); - - if ( !hwnd ) - { - wxLogError(_("Failed to create dialog.")); + style |= wxTAB_TRAVERSAL; - return FALSE; - } + if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) ) + return false; - SubclassWin(GetHWND()); + if ( !m_hasFont ) + SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT)); - SetWindowText(hwnd, title); - SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT)); +#if defined(__SMARTPHONE__) && defined(__WXWINCE__) + SetLeftMenu(wxID_OK, _("OK")); +#endif +#if wxUSE_TOOLBAR && defined(__POCKETPC__) + CreateToolBar(); +#endif - return TRUE; + return true; } -void wxDialog::SetModal(bool flag) +#if WXWIN_COMPATIBILITY_2_6 + +// deprecated ctor +wxDialog::wxDialog(wxWindow *parent, + const wxString& title, + bool WXUNUSED(modal), + int x, + int y, + int w, + int h, + long style, + const wxString& name) { - if ( flag ) - { - m_windowStyle |= wxDIALOG_MODAL; - - wxModelessWindows.DeleteObject(this); - } - else - { - m_windowStyle &= ~wxDIALOG_MODAL; + Init(); - wxModelessWindows.Append(this); - } + Create(parent, wxID_ANY, title, wxPoint(x, y), wxSize(w, h), style, name); } -wxDialog::~wxDialog() +void wxDialog::SetModal(bool WXUNUSED(flag)) { - m_isBeingDeleted = TRUE; - - wxTopLevelWindows.DeleteObject(this); - - Show(FALSE); - - // VZ: this is bogus and breaks focus handling - it won't be returned to - // the window which had it previosuly if we do this -#if 0 - if (m_modalShowing) - { - // For some reason, wxWindows can activate another task altogether - // when a frame is destroyed after a modal dialog has been invoked. - // Try to bring the parent to the top. - // dfgg: I moved this following line from end of function - - // must not call if another window is on top!! - // This can often happen with Close() and delayed deleting - if (GetParent() && GetParent()->GetHWND()) - ::BringWindowToTop((HWND) GetParent()->GetHWND()); - } - - m_modalShowing = FALSE; -#endif // 0 - - if ( !IsModal() ) - wxModelessWindows.DeleteObject(this); - - // If this is the last top-level window, exit. - if ( wxTheApp && (wxTopLevelWindows.Number() == 0) ) - { - wxTheApp->SetTopWindow(NULL); - - if ( wxTheApp->GetExitOnFrameDelete() ) - { - ::PostQuitMessage(0); - } - } + // nothing to do, obsolete method } -// ---------------------------------------------------------------------------- -// kbd handling -// ---------------------------------------------------------------------------- +#endif // WXWIN_COMPATIBILITY_2_6 -// By default, pressing escape cancels the dialog -void wxDialog::OnCharHook(wxKeyEvent& event) +wxDialog::~wxDialog() { - if (GetHWND()) - { - if (event.m_keyCode == WXK_ESCAPE) - { - // Behaviour changed in 2.0: we'll send a Cancel message - // to the dialog instead of Close. - wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL); - cancelEvent.SetEventObject( this ); - GetEventHandler()->ProcessEvent(cancelEvent); - - // ensure that there is another message for this window so the - // ShowModal loop will exit and won't get stuck in GetMessage(). - ::PostMessage(GetHwnd(), WM_NULL, 0, 0); - return; - } - } - // We didn't process this event. - event.Skip(); + m_isBeingDeleted = true; + + // this will also reenable all the other windows for a modal dialog + Show(false); } // ---------------------------------------------------------------------------- -// Windows dialog boxes can't be iconized +// showing the dialogs // ---------------------------------------------------------------------------- -void wxDialog::Iconize(bool WXUNUSED(iconize)) -{ -} +#if WXWIN_COMPATIBILITY_2_6 -bool wxDialog::IsIconized() const +bool wxDialog::IsModalShowing() const { - return FALSE; + return IsModal(); } -// ---------------------------------------------------------------------------- -// size/position handling -// ---------------------------------------------------------------------------- - -void wxDialog::DoSetClientSize(int width, int height) -{ - HWND hWnd = (HWND) GetHWND(); - RECT rect; - ::GetClientRect(hWnd, &rect); - - RECT rect2; - GetWindowRect(hWnd, &rect2); - - // Find the difference between the entire window (title bar and all) - // and the client area; add this to the new client size to move the - // window - int actual_width = rect2.right - rect2.left - rect.right + width; - int actual_height = rect2.bottom - rect2.top - rect.bottom + height; - - MoveWindow(hWnd, rect2.left, rect2.top, actual_width, actual_height, TRUE); - - wxSizeEvent event(wxSize(actual_width, actual_height), m_windowId); - event.SetEventObject( this ); - GetEventHandler()->ProcessEvent(event); -} +#endif // WXWIN_COMPATIBILITY_2_6 -void wxDialog::DoGetPosition(int *x, int *y) const +wxWindow *wxDialog::FindSuitableParent() const { - RECT rect; - GetWindowRect(GetHwnd(), &rect); - - if ( x ) - *x = rect.left; - if ( y ) - *y = rect.top; -} + // first try to use the currently active window + HWND hwndFg = ::GetForegroundWindow(); + wxWindow *parent = hwndFg ? wxFindWinFromHandle((WXHWND)hwndFg) + : NULL; + if ( !parent ) + { + // next try the main app window + parent = wxTheApp->GetTopWindow(); + } -// ---------------------------------------------------------------------------- -// showing the dialogs -// ---------------------------------------------------------------------------- + // finally, check if the parent we found is really suitable + if ( !parent || parent == (wxWindow *)this || !parent->IsShown() ) + { + // don't use this one + parent = NULL; + } -bool wxDialog::IsModal() const -{ - return (GetWindowStyleFlag() & wxDIALOG_MODAL) != 0; + return parent; } -// VZ: this is the old version unchanged (reindented only), it will be removed -// as soon as we're sure the new one works correctly -#if 0 - bool wxDialog::Show(bool show) { - m_isShown = show; + if ( show == IsShown() ) + return false; - if (show) - InitDialog(); - - bool modal = IsModal(); - - if (modal) + if ( !show && m_modalData ) { - if (show) - { - // find the top level window which had focus before - we will restore - // focus to it later - m_hwndOldFocus = 0; - for ( HWND hwnd = ::GetFocus(); hwnd; hwnd = ::GetParent(hwnd) ) - { - m_hwndOldFocus = (WXHWND)hwnd; - } - - if (m_modalShowing) - { - BringWindowToTop((HWND) GetHWND()); - return TRUE; - } - - m_modalShowing = TRUE; - wxNode *node = wxModalDialogs.First(); - while (node) - { - wxDialog *box = (wxDialog *)node->Data(); - if (box != this) - ::EnableWindow((HWND) box->GetHWND(), FALSE); - node = node->Next(); - } - - // if we don't do it, some window might be deleted while we have pointers - // to them in our disabledWindows list and the program will crash when it - // will try to reenable them after the modal dialog end - wxTheApp->DeletePendingObjects(); - wxList disabledWindows; - - node = wxModelessWindows.First(); - while (node) - { - wxWindow *win = (wxWindow *)node->Data(); - if (::IsWindowEnabled((HWND) win->GetHWND())) - { - ::EnableWindow((HWND) win->GetHWND(), FALSE); - disabledWindows.Append(win); - } - node = node->Next(); - } - - ShowWindow((HWND) GetHWND(), SW_SHOW); - EnableWindow((HWND) GetHWND(), TRUE); - BringWindowToTop((HWND) GetHWND()); - - if ( !wxModalDialogs.Find(this) ) - wxModalDialogs.Append(this); - - MSG msg; - // Must test whether this dialog still exists: we may not process - // a message before the deletion. - while (wxModalDialogs.Find(this) && m_modalShowing && GetMessage(&msg, NULL, 0, 0)) - { - if ( m_acceleratorTable.Ok() && - ::TranslateAccelerator((HWND)GetHWND(), - (HACCEL)m_acceleratorTable.GetHACCEL(), - &msg) ) - { - // Have processed the message - } - else if ( !wxTheApp->ProcessMessage((WXMSG *)&msg) ) - { - TranslateMessage(&msg); - DispatchMessage(&msg); - } - - // If we get crashes (as per George Tasker's message) with nested modal dialogs, - // we should try removing the m_modalShowing test - - if (m_modalShowing && !::PeekMessage(&msg, 0, 0, 0, PM_NOREMOVE)) - // dfgg: NB MUST test m_modalShowing again as the message loop could have triggered - // a Show(FALSE) in the mean time!!! - // Without the test, we might delete the dialog before the end of modal showing. - { - while (wxTheApp->ProcessIdle() && m_modalShowing) - { - // Keep going until we decide we've done enough - } - } - } - // dfgg: now must specifically re-enable all other app windows that we disabled earlier - node=disabledWindows.First(); - while(node) { - wxWindow* win = (wxWindow*) node->Data(); - if (wxModalDialogs.Find(win) || wxModelessWindows.Find(win)) - { - HWND hWnd = (HWND) win->GetHWND(); - if (::IsWindow(hWnd)) - ::EnableWindow(hWnd,TRUE); - } - node=node->Next(); - } - } - else // !show - { - ::SetFocus((HWND)m_hwndOldFocus); + // we need to do this before calling wxDialogBase version because if we + // had disabled other app windows, they must be reenabled right now as + // if they stay disabled Windows will activate another window (one + // which is enabled, anyhow) when we're hidden in the base class Show() + // and we will lose activation + m_modalData->ExitLoop(); + } - wxModalDialogs.DeleteObject(this); + if ( show ) + { + // this usually will result in TransferDataToWindow() being called + // which will change the controls values so do it before showing as + // otherwise we could have some flicker + InitDialog(); + } - wxNode *last = wxModalDialogs.Last(); + wxDialogBase::Show(show); - // If there's still a modal dialog active, we - // enable it, else we enable all modeless windows - if (last) - { - // VZ: I don't understand what this is supposed to do, so I'll leave - // it out for now and look for horrible consequences - wxDialog *box = (wxDialog *)last->Data(); - HWND hwnd = (HWND) box->GetHWND(); -#if 0 - if (box->IsUserEnabled()) -#endif // 0 - EnableWindow(hwnd, TRUE); - BringWindowToTop(hwnd); - } - else - { - wxNode *node = wxModelessWindows.First(); - while (node) - { - wxWindow *win = (wxWindow *)node->Data(); - HWND hwnd = (HWND) win->GetHWND(); - // Only enable again if not user-disabled. -#if 0 - if (win->IsUserEnabled()) -#endif // 0 - EnableWindow(hwnd, TRUE); - node = node->Next(); - } - } - // Try to highlight the correct window (the parent) - HWND hWndParent = 0; - if (GetParent()) - { - hWndParent = (HWND) GetParent()->GetHWND(); - if (hWndParent) - ::BringWindowToTop(hWndParent); - } - ShowWindow((HWND) GetHWND(), SW_HIDE); - m_modalShowing = FALSE; - } - } - else // !modal + if ( show ) { - if (show) - { - ShowWindow((HWND) GetHWND(), SW_SHOW); - BringWindowToTop((HWND) GetHWND()); - } - else - { - // Try to highlight the correct window (the parent) - HWND hWndParent = 0; - if (GetParent()) - { - hWndParent = (HWND) GetParent()->GetHWND(); - if (hWndParent) - ::BringWindowToTop(hWndParent); - } - - if ( m_hWnd ) - ShowWindow((HWND) GetHWND(), SW_HIDE); - } + // dialogs don't get WM_SIZE message after creation unlike most (all?) + // other windows and so could start their life non laid out correctly + // if we didn't call Layout() from here + // + // NB: normally we should call it just the first time but doing it + // every time is simpler than keeping a flag + Layout(); } - return TRUE; + return true; } -#else // 1 - -bool wxDialog::IsModalShowing() const +void wxDialog::Raise() { - return wxModalDialogs.Find((wxDialog *)this) != NULL; // const_cast + ::SetForegroundWindow(GetHwnd()); } -void wxDialog::DoShowModal() +// show dialog modally +int wxDialog::ShowModal() { - wxCHECK_RET( !IsModalShowing(), _T("DoShowModal() called twice") ); - - wxModalDialogs.Append(this); + wxASSERT_MSG( !IsModal(), _T("wxDialog::ShowModal() reentered?") ); - wxWindow *parent = GetParent(); + m_endModalCalled = false; - // remember where the focus was - wxWindow *winFocus = FindFocus(); - if ( !winFocus ) - { - winFocus = parent; - } - if ( !winFocus ) - { - winFocus = wxTheApp->GetTopWindow(); - } + Show(); - // disable the parent window first - HWND hwndParent = parent ? GetHwndOf(parent) : (HWND)NULL; - if ( hwndParent ) + // EndModal may have been called from InitDialog handler (called from + // inside Show()), which would cause an infinite loop if we didn't take it + // into account + if ( !m_endModalCalled ) { - ::EnableWindow(hwndParent, FALSE); - } - - // enter the modal loop - while ( IsModalShowing() ) - { -#if wxUSE_THREADS - wxMutexGuiLeaveOrEnter(); -#endif // wxUSE_THREADS - - while ( !wxTheApp->Pending() && wxTheApp->ProcessIdle() ) - ; - - // a message came or no more idle processing to do - wxTheApp->DoMessage(); - } - - // reenable the parent window if any - if ( hwndParent ) - { - ::EnableWindow(hwndParent, TRUE); - } + // modal dialog needs a parent window, so try to find one + wxWindow *parent = GetParent(); + if ( !parent ) + { + parent = FindSuitableParent(); + } - // and restore focus - if ( winFocus && (winFocus != this) ) - { - winFocus->SetFocus(); - } -} + // remember where the focus was + wxWindow *oldFocus = m_oldFocus; + if ( !oldFocus ) + { + // VZ: do we really want to do this? + oldFocus = parent; + } -bool wxDialog::Show(bool show) -{ - if ( !wxDialogBase::Show(show) ) - { - // nothing to do - return FALSE; - } + // We have to remember the HWND because we need to check + // the HWND still exists (oldFocus can be garbage when the dialog + // exits, if it has been destroyed) + HWND hwndOldFocus = oldFocus ? GetHwndOf(oldFocus) : NULL; - if ( show ) - { - // usually will result in TransferDataToWindow() being called - InitDialog(); - } - if ( IsModal() ) - { - if ( show ) + // enter and run the modal loop { - DoShowModal(); + wxDialogModalDataTiedPtr modalData(&m_modalData, + new wxDialogModalData(this)); + modalData->RunLoop(); } - else // end of modal dialog + + + // and restore focus + // Note that this code MUST NOT access the dialog object's data + // in case the object has been deleted (which will be the case + // for a modal dialog that has been destroyed before calling EndModal). + if ( oldFocus && (oldFocus != this) && ::IsWindow(hwndOldFocus)) { - // this will cause IsModalShowing() return FALSE and our local - // message loop will terminate - wxModalDialogs.DeleteObject(this); + // This is likely to prove that the object still exists + if (wxFindWinFromHandle((WXHWND) hwndOldFocus) == oldFocus) + oldFocus->SetFocus(); } } - return TRUE; -} - -#endif // 0/1 - -// Replacement for Show(TRUE) for modal dialogs - returns return code -int wxDialog::ShowModal() -{ - m_windowStyle |= wxDIALOG_MODAL; - Show(TRUE); return GetReturnCode(); } -// NB: this function (surprizingly) may be called for both modal and modeless -// dialogs and should work for both of them void wxDialog::EndModal(int retCode) { + wxASSERT_MSG( IsModal(), _T("EndModal() called for non modal dialog") ); + + m_endModalCalled = true; SetReturnCode(retCode); - Show(FALSE); + + Hide(); +} + +void wxDialog::EndDialog(int rc) +{ + if ( IsModal() ) + EndModal(rc); + else + Hide(); } // ---------------------------------------------------------------------------- // wxWin event handlers // ---------------------------------------------------------------------------- +bool wxDialog::EmulateButtonClickIfPresent(int id) +{ + wxButton *btn = wxDynamicCast(FindWindow(id), wxButton); + + if ( !btn || !btn->IsEnabled() || !btn->IsShown() ) + return false; + + btn->MSWCommand(BN_CLICKED, 0 /* unused */); + return true; +} + // Standard buttons -void wxDialog::OnOK(wxCommandEvent& event) +void wxDialog::OnOK(wxCommandEvent& WXUNUSED(event)) { if ( Validate() && TransferDataFromWindow() ) { - EndModal(wxID_OK); + EndDialog(wxID_OK); } } -void wxDialog::OnApply(wxCommandEvent& event) +void wxDialog::OnApply(wxCommandEvent& WXUNUSED(event)) { if ( Validate() ) TransferDataFromWindow(); @@ -643,12 +417,12 @@ void wxDialog::OnApply(wxCommandEvent& event) // TODO probably need to disable the Apply button until things change again } -void wxDialog::OnCancel(wxCommandEvent& event) +void wxDialog::OnCancel(wxCommandEvent& WXUNUSED(event)) { - EndModal(wxID_CANCEL); + EndDialog(wxID_CANCEL); } -void wxDialog::OnCloseWindow(wxCloseEvent& event) +void wxDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event)) { // We'll send a Cancel message by default, which may close the dialog. // Check for looping if the Cancel event handler calls Close(). @@ -678,43 +452,160 @@ void wxDialog::OnCloseWindow(wxCloseEvent& event) closing.DeleteObject(this); } -// Destroy the window (delayed, if a managed window) -bool wxDialog::Destroy() +void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event)) +{ + SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE)); + Refresh(); +} + +#ifdef __POCKETPC__ +// Responds to the OK button in a PocketPC titlebar. This +// can be overridden, or you can change the id used for +// sending the event, by calling SetAffirmativeId. +bool wxDialog::DoOK() { - wxCHECK_MSG( !wxPendingDelete.Member(this), FALSE, - _T("wxDialog destroyed twice") ); + const int idOk = GetAffirmativeId(); + if ( EmulateButtonClickIfPresent(idOk) ) + return true; - wxPendingDelete.Append(this); + wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, GetAffirmativeId()); + event.SetEventObject(this); - return TRUE; + return GetEventHandler()->ProcessEvent(event); } +#endif // __POCKETPC__ -void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& event) +#if wxUSE_TOOLBAR && defined(__POCKETPC__) +// create main toolbar by calling OnCreateToolBar() +wxToolBar* wxDialog::CreateToolBar(long style, wxWindowID winid, const wxString& name) { -#if wxUSE_CTL3D - Ctl3dColorChange(); -#else - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); - Refresh(); -#endif + m_dialogToolBar = OnCreateToolBar(style, winid, name); + + return m_dialogToolBar; +} + +// return a new toolbar +wxToolBar *wxDialog::OnCreateToolBar(long style, + wxWindowID winid, + const wxString& name) +{ + return new wxToolMenuBar(this, winid, + wxDefaultPosition, wxDefaultSize, + style, name); } +#endif // --------------------------------------------------------------------------- -// dialog window proc +// dialog Windows messages processing // --------------------------------------------------------------------------- -long wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam) +bool wxDialog::MSWProcessMessage(WXMSG* pMsg) { - long rc = 0; - bool processed = FALSE; + const MSG * const msg = wx_reinterpret_cast(MSG *, pMsg); + if ( msg->message == WM_KEYDOWN && msg->wParam == VK_ESCAPE ) + { + int idCancel = GetEscapeId(); + switch ( idCancel ) + { + case wxID_NONE: + // don't handle Esc specially at all + break; + + case wxID_ANY: + // this value is special: it means translate Esc to wxID_CANCEL + // but if there is no such button, then fall back to wxID_OK + if ( EmulateButtonClickIfPresent(wxID_CANCEL) ) + return true; + idCancel = wxID_OK; + // fall through + + default: + // translate Esc to button press for the button with given id + if ( EmulateButtonClickIfPresent(idCancel) ) + return true; + } + } + + return wxDialogBase::MSWProcessMessage(pMsg); +} + +WXLRESULT wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam) +{ + WXLRESULT rc = 0; + bool processed = false; switch ( message ) { +#ifdef __WXWINCE__ + // react to pressing the OK button in the title + case WM_COMMAND: + { + switch ( LOWORD(wParam) ) + { +#ifdef __POCKETPC__ + case IDOK: + processed = DoOK(); + if (!processed) + processed = !Close(); +#endif +#ifdef __SMARTPHONE__ + case IDM_LEFT: + case IDM_RIGHT: + processed = HandleCommand( LOWORD(wParam) , 0 , NULL ); + break; +#endif // __SMARTPHONE__ + } + break; + } +#endif case WM_CLOSE: // if we can't close, tell the system that we processed the // message - otherwise it would close us processed = !Close(); break; + + case WM_SIZE: + // the Windows dialogs unfortunately are not meant to be resizeable + // at all and their standard class doesn't include CS_[VH]REDRAW + // styles which means that the window is not refreshed properly + // after the resize and no amount of WS_CLIPCHILDREN/SIBLINGS can + // help with it - so we have to refresh it manually which certainly + // creates flicker but at least doesn't show garbage on the screen + rc = wxWindow::MSWWindowProc(message, wParam, lParam); + processed = true; + if ( HasFlag(wxFULL_REPAINT_ON_RESIZE) ) + { + ::InvalidateRect(GetHwnd(), NULL, false /* erase bg */); + } + break; + +#ifndef __WXMICROWIN__ + case WM_SETCURSOR: + // we want to override the busy cursor for modal dialogs: + // typically, wxBeginBusyCursor() is called and then a modal dialog + // is shown, but the modal dialog shouldn't have hourglass cursor + if ( IsModal() && wxIsBusy() ) + { + // set our cursor for all windows (but see below) + wxCursor cursor = m_cursor; + if ( !cursor.Ok() ) + cursor = wxCURSOR_ARROW; + + ::SetCursor(GetHcursorOf(cursor)); + + // in any case, stop here and don't let wxWindow process this + // message (it would set the busy cursor) + processed = true; + + // but return false to tell the child window (if the event + // comes from one of them and not from ourselves) that it can + // set its own cursor if it has one: thus, standard controls + // (e.g. text ctrl) still have correct cursors in a dialog + // invoked while wxIsBusy() + rc = false; + } + break; +#endif // __WXMICROWIN__ } if ( !processed ) @@ -722,19 +613,3 @@ long wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam) return rc; } - -#if wxUSE_CTL3D - -// Define for each class of dialog and control -WXHBRUSH wxDialog::OnCtlColor(WXHDC WXUNUSED(pDC), - WXHWND WXUNUSED(pWnd), - WXUINT WXUNUSED(nCtlColor), - WXUINT message, - WXWPARAM wParam, - WXLPARAM lParam) -{ - return (WXHBRUSH)Ctl3dCtlColorEx(message, wParam, lParam); -} - -#endif // wxUSE_CTL3D -