X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1f11220943f14b4bb5190db0dfd0054304f5015c..ee3510132b8b4160f848bd4f502a6f5315f90dbc:/src/msw/dialog.cpp diff --git a/src/msw/dialog.cpp b/src/msw/dialog.cpp index 765092e7da..d528829c9d 100644 --- a/src/msw/dialog.cpp +++ b/src/msw/dialog.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: dialog.cpp +// Name: src/msw/dialog.cpp // Purpose: wxDialog class // Author: Julian Smart // Modified by: @@ -9,614 +9,484 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- + #ifdef __GNUG__ -#pragma implementation "dialog.h" + #pragma implementation "dialog.h" #endif // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif #ifndef WX_PRECOMP -#include "wx/dialog.h" -#include "wx/utils.h" -#include "wx/frame.h" -#include "wx/app.h" -#include "wx/settings.h" + #include "wx/dialog.h" + #include "wx/utils.h" + #include "wx/frame.h" + #include "wx/app.h" + #include "wx/settings.h" + #include "wx/intl.h" + #include "wx/log.h" #endif #include "wx/msw/private.h" +#include "wx/log.h" -#if wxUSE_COMMON_DIALOGS -#include +#if wxUSE_COMMON_DIALOGS && !defined(__WXMICROWIN__) + #include #endif +// ---------------------------------------------------------------------------- +// constants +// ---------------------------------------------------------------------------- + +// default dialog pos and size + #define wxDIALOG_DEFAULT_X 300 #define wxDIALOG_DEFAULT_Y 300 -// Lists to keep track of windows, so we can disable/enable them -// for modal dialogs -wxList wxModalDialogs; -wxList wxModelessWindows; // Frames and modeless dialogs -extern wxList WXDLLEXPORT wxPendingDelete; - -#if !USE_SHARED_LIBRARY -IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxPanel) - -BEGIN_EVENT_TABLE(wxDialog, wxPanel) - EVT_SIZE(wxDialog::OnSize) - EVT_BUTTON(wxID_OK, wxDialog::OnOK) - EVT_BUTTON(wxID_APPLY, wxDialog::OnApply) - EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel) - EVT_CHAR_HOOK(wxDialog::OnCharHook) - EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged) - EVT_CLOSE(wxDialog::OnCloseWindow) -END_EVENT_TABLE() +#define wxDIALOG_DEFAULT_WIDTH 500 +#define wxDIALOG_DEFAULT_HEIGHT 500 -#endif +// ---------------------------------------------------------------------------- +// globals +// ---------------------------------------------------------------------------- -long wxDialog::MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) -{ - return ::CallWindowProc(CASTWNDPROC m_oldWndProc, (HWND) GetHWND(), (UINT) nMsg, (WPARAM) wParam, (LPARAM) lParam); -} +// all modal dialogs currently shown +static wxWindowList wxModalDialogs; -bool wxDialog::MSWProcessMessage(WXMSG* pMsg) -{ - return (::IsDialogMessage((HWND) GetHWND(), (MSG*)pMsg) != 0); -} +// ---------------------------------------------------------------------------- +// wxWin macros +// ---------------------------------------------------------------------------- -bool wxDialog::MSWOnClose(void) -{ - return Close(); -} +IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxTopLevelWindow) -wxDialog::wxDialog(void) -{ - m_isShown = FALSE; - m_modalShowing = FALSE; +BEGIN_EVENT_TABLE(wxDialog, wxDialogBase) + EVT_BUTTON(wxID_OK, wxDialog::OnOK) + EVT_BUTTON(wxID_APPLY, wxDialog::OnApply) + EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel) - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); -} + EVT_CHAR_HOOK(wxDialog::OnCharHook) -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); + EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged) -// windowFont = wxTheFontList->FindOrCreateFont(11, wxSWISS, wxNORMAL, wxNORMAL); + EVT_CLOSE(wxDialog::OnCloseWindow) +END_EVENT_TABLE() + +// ============================================================================ +// implementation +// ============================================================================ - if (parent) parent->AddChild(this); +// ---------------------------------------------------------------------------- +// wxDialog construction +// ---------------------------------------------------------------------------- - if ( id == -1 ) - m_windowId = (int)NewControlId(); - else - m_windowId = id; +void wxDialog::Init() +{ + m_oldFocus = (wxWindow *)NULL; - int x = pos.x; - int y = pos.y; - int width = size.x; - int height = size.y; + m_isShown = FALSE; - if (x < 0) x = wxDIALOG_DEFAULT_X; - if (y < 0) y = wxDIALOG_DEFAULT_Y; + m_windowDisabler = (wxWindowDisabler *)NULL; - m_windowStyle = style; + SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE)); +} - m_isShown = FALSE; - m_modalShowing = FALSE; +bool wxDialog::Create(wxWindow *parent, + wxWindowID id, + const wxString& title, + const wxPoint& pos, + const wxSize& size, + long style, + const wxString& name) +{ + Init(); - if (width < 0) - width = 500; - if (height < 0) - height = 500; + SetExtraStyle(GetExtraStyle() | wxTOPLEVEL_EX_DIALOG); - WXDWORD extendedStyle = MakeExtendedStyle(m_windowStyle); - if (m_windowStyle & wxSTAY_ON_TOP) - extendedStyle |= WS_EX_TOPMOST; + // save focus before doing anything which can potentially change it + m_oldFocus = FindFocus(); - // Allows creation of dialogs with & without captions under MSWindows - if(style & wxCAPTION){ - MSWCreate(m_windowId, (wxWindow *)parent, NULL, this, NULL, x, y, width, height, 0, "wxCaptionDialog", - extendedStyle); - } - else{ - MSWCreate(m_windowId, (wxWindow *)parent, NULL, this, NULL, x, y, width, height, 0, "wxNoCaptionDialog", - extendedStyle); - } + // All dialogs should really have this style + style |= wxTAB_TRAVERSAL; - SubclassWin(GetHWND()); + if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) ) + return FALSE; - SetWindowText((HWND) GetHWND(), (const char *)title); - SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT)); + SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT)); - return TRUE; + return TRUE; } void wxDialog::SetModal(bool flag) { - if ( flag ) - m_windowStyle |= wxDIALOG_MODAL ; - else - if ( m_windowStyle & wxDIALOG_MODAL ) - m_windowStyle -= wxDIALOG_MODAL ; - - wxModelessWindows.DeleteObject(this); - if (!flag) - wxModelessWindows.Append(this); + if ( flag ) + { + m_windowStyle |= wxDIALOG_MODAL; + + wxModelessWindows.DeleteObject(this); + } + else + { + m_windowStyle &= ~wxDIALOG_MODAL; + + wxModelessWindows.Append(this); + } } wxDialog::~wxDialog() { - m_isBeingDeleted = TRUE; - - wxTopLevelWindows.DeleteObject(this); + m_isBeingDeleted = TRUE; - if (m_modalShowing) - { + // this will also reenable all the other windows for a modal dialog Show(FALSE); - // 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; - if ( GetHWND() ) - ShowWindow((HWND) GetHWND(), SW_HIDE); - - if ( (GetWindowStyleFlag() & wxDIALOG_MODAL) != wxDIALOG_MODAL ) - wxModelessWindows.DeleteObject(this); - - UnsubclassWin(); - - // If this is the last top-level window, exit. - if (wxTheApp && (wxTopLevelWindows.Number() == 0)) - { - wxTheApp->SetTopWindow(NULL); - - if (wxTheApp->GetExitOnFrameDelete()) - { - PostQuitMessage(0); - } - } } +// ---------------------------------------------------------------------------- +// kbd handling +// ---------------------------------------------------------------------------- + // By default, pressing escape cancels the dialog void wxDialog::OnCharHook(wxKeyEvent& event) { - if (GetHWND()) - { - if (event.m_keyCode == WXK_ESCAPE) + if (GetHWND()) { - // 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); + // "Esc" works as an accelerator for the "Cancel" button, but it + // shouldn't close the dialog which doesn't have any cancel button + if ( (event.m_keyCode == WXK_ESCAPE) && FindWindow(wxID_CANCEL) ) + { + 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; + return; + } } - } - // We didn't process this event. - event.Skip(); -} -void wxDialog::OnPaint(wxPaintEvent& event) -{ - // No: if you call the default procedure, it makes - // the following painting code not work. -// wxWindow::OnPaint(event); + // We didn't process this event. + event.Skip(); } -void wxDialog::Fit(void) -{ - wxWindow::Fit(); -} +// ---------------------------------------------------------------------------- +// showing the dialogs +// ---------------------------------------------------------------------------- -void wxDialog::Iconize(bool WXUNUSED(iconize)) +bool wxDialog::IsModal() const { - // Windows dialog boxes can't be iconized + return (GetWindowStyleFlag() & wxDIALOG_MODAL) != 0; } -bool wxDialog::IsIconized(void) const +bool wxDialog::IsModalShowing() const { - return FALSE; + return wxModalDialogs.Find((wxDialog *)this) != NULL; // const_cast } -void wxDialog::SetClientSize(int width, int height) +void wxDialog::DoShowModal() { - HWND hWnd = (HWND) GetHWND(); - RECT rect; - GetClientRect(hWnd, &rect); + wxCHECK_RET( !IsModalShowing(), _T("DoShowModal() called twice") ); + wxCHECK_RET( IsModal(), _T("can't DoShowModal() modeless dialog") ); - RECT rect2; - GetWindowRect(hWnd, &rect2); + wxModalDialogs.Append(this); - // 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; + wxWindow *parent = GetParent(); - MoveWindow(hWnd, rect2.left, rect2.top, actual_width, actual_height, TRUE); + wxWindow* oldFocus = m_oldFocus; - wxSizeEvent event(wxSize(actual_width, actual_height), m_windowId); - event.SetEventObject( this ); - GetEventHandler()->ProcessEvent(event); -} + // 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 = 0; + if (oldFocus) + hwndOldFocus = (HWND) oldFocus->GetHWND(); -void wxDialog::GetPosition(int *x, int *y) const -{ - HWND hWnd = (HWND) GetHWND(); - RECT rect; - GetWindowRect(hWnd, &rect); + // remember where the focus was + if ( !oldFocus ) + { + oldFocus = parent; + if ( parent ) + hwndOldFocus = GetHwndOf(parent); + } - *x = rect.left; - *y = rect.top; -} + // disable all other app windows + wxASSERT_MSG( !m_windowDisabler, _T("disabling windows twice?") ); -bool wxDialog::IsShown(void) const -{ - return m_isShown; -} + m_windowDisabler = new wxWindowDisabler(this); -bool wxDialog::Show(bool show) -{ - m_isShown = show; + // enter the modal loop + while ( IsModalShowing() ) + { +#if wxUSE_THREADS + wxMutexGuiLeaveOrEnter(); +#endif // wxUSE_THREADS - if (show) - InitDialog(); + while ( !wxTheApp->Pending() && wxTheApp->ProcessIdle() ) + ; - bool modal = ((GetWindowStyleFlag() & wxDIALOG_MODAL) == wxDIALOG_MODAL) ; + // a message came or no more idle processing to do + wxTheApp->DoMessage(); + } -#if WXGARBAGE_COLLECTION_ON /* MATTHEW: GC */ - if (!modal) { - if (show) { - if (!wxModelessWindows.Member(this)) - wxModelessWindows.Append(this); - } else - wxModelessWindows.DeleteObject(this); - } - if (show) { - if (!wxTopLevelWindows.Member(this)) - wxTopLevelWindows.Append(this); - } else - wxTopLevelWindows.DeleteObject(this); -#endif + // 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 is likely to prove that the object still exists + if (wxFindWinFromHandle((WXHWND) hwndOldFocus) == oldFocus) + oldFocus->SetFocus(); + } +} - if (modal) - { - if (show) +bool wxDialog::Show(bool show) +{ + if ( !show ) { - m_hwndOldFocus = (WXHWND)::GetFocus(); - - 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.Member(this)) - wxModalDialogs.Append(this); - - MSG msg; - // Must test whether this dialog still exists: we may not process - // a message before the deletion. - while (wxModalDialogs.Member(this) && m_modalShowing && GetMessage(&msg, NULL, 0, 0)) - { - if (m_acceleratorTable.Ok() && - ::TranslateAccelerator((HWND) GetHWND(), (HACCEL) m_acceleratorTable.GetHACCEL(), &msg)) + // if we had disabled other app windows, reenable them back now because + // if they stay disabled Windows will activate another window (one + // which is enabled, anyhow) and we will lose activation + if ( m_windowDisabler ) { - // Have processed the message - } - else if (!IsDialogMessage((HWND) GetHWND(), &msg)) - { - TranslateMessage(&msg); - DispatchMessage(&msg); + delete m_windowDisabler; + m_windowDisabler = NULL; } + } + + // ShowModal() may be called for already shown dialog + if ( !wxDialogBase::Show(show) && !(show && IsModal()) ) + { + // nothing to do + return FALSE; + } - // If we get crashes (as per George Tasker's message) with nested modal dialogs, - // we should try removing the m_modalShowing test + if ( show ) + { + // usually will result in TransferDataToWindow() being called + InitDialog(); + } - 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. + if ( IsModal() ) + { + if ( show ) { - while (wxTheApp->ProcessIdle() && m_modalShowing) + // modal dialog needs a parent window, so try to find one + if ( !GetParent() ) + { + wxWindow *parent = wxTheApp->GetTopWindow(); + if ( parent && parent != this && parent->IsShown() ) { - // Keep going until we decide we've done enough + // use it + m_parent = parent; } - } - } - // 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.Member(win) || wxModelessWindows.Member(win)) - { - HWND hWnd = (HWND) win->GetHWND(); - if (::IsWindow(hWnd)) - ::EnableWindow(hWnd,TRUE); + } + + DoShowModal(); } - node=node->Next(); - } - } - else // !show - { - ::SetFocus((HWND)m_hwndOldFocus); - - wxModalDialogs.DeleteObject(this); - - wxNode *last = wxModalDialogs.Last(); - - // If there's still a modal dialog active, we - // enable it, else we enable all modeless windows - if (last) - { - wxDialog *box = (wxDialog *)last->Data(); - HWND hwnd = (HWND) box->GetHWND(); - if (box->m_winEnabled) - EnableWindow(hwnd, TRUE); - BringWindowToTop(hwnd); - } - else - { - wxNode *node = wxModelessWindows.First(); - while (node) + else // end of modal dialog { - wxWindow *win = (wxWindow *)node->Data(); - HWND hwnd = (HWND) win->GetHWND(); - // Only enable again if not user-disabled. - if (win->IsUserEnabled()) - EnableWindow(hwnd, TRUE); - node = node->Next(); + // this will cause IsModalShowing() return FALSE and our local + // message loop will terminate + wxModalDialogs.DeleteObject(this); } - } - // 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) - { - 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); - } - ShowWindow((HWND) GetHWND(), SW_HIDE); - } - } - return TRUE; -} -void wxDialog::SetTitle(const wxString& title) -{ - SetWindowText((HWND) GetHWND(), (const char *)title); -} - -wxString wxDialog::GetTitle(void) const -{ - GetWindowText((HWND) GetHWND(), wxBuffer, 1000); - return wxString(wxBuffer); + return TRUE; } -void wxDialog::Centre(int direction) +// a special version for Show(TRUE) for modal dialogs which returns return code +int wxDialog::ShowModal() { - int x_offset,y_offset ; - int display_width, display_height; - int width, height, x, y; - wxWindow *parent = GetParent(); - if ((direction & wxCENTER_FRAME) && parent) - { - parent->GetPosition(&x_offset,&y_offset) ; - parent->GetSize(&display_width,&display_height) ; - } - else - { - wxDisplaySize(&display_width, &display_height); - x_offset = 0 ; - y_offset = 0 ; - } - - GetSize(&width, &height); - GetPosition(&x, &y); - - if (direction & wxHORIZONTAL) - x = (int)((display_width - width)/2); - if (direction & wxVERTICAL) - y = (int)((display_height - height)/2); + if ( !IsModal() ) + { + SetModal(TRUE); + } - SetSize(x+x_offset, y+y_offset, width, height); -} + Show(TRUE); -// Replacement for Show(TRUE) for modal dialogs - returns return code -int wxDialog::ShowModal(void) -{ - m_windowStyle |= wxDIALOG_MODAL; - Show(TRUE); - return GetReturnCode(); + 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) { - SetReturnCode(retCode); - Show(FALSE); -} + SetReturnCode(retCode); -// Define for each class of dialog and control -WXHBRUSH wxDialog::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor, - WXUINT message, WXWPARAM wParam, WXLPARAM lParam) -{ -#if wxUSE_CTL3D - HBRUSH hbrush = Ctl3dCtlColorEx(message, wParam, lParam); - return (WXHBRUSH) hbrush; -#else - return 0; -#endif + Show(FALSE); } +// ---------------------------------------------------------------------------- +// wxWin event handlers +// ---------------------------------------------------------------------------- + // Standard buttons -void wxDialog::OnOK(wxCommandEvent& event) +void wxDialog::OnOK(wxCommandEvent& WXUNUSED(event)) { if ( Validate() && TransferDataFromWindow() ) { - if ( IsModal() ) - EndModal(wxID_OK); - else - { - SetReturnCode(wxID_OK); - this->Show(FALSE); - } + EndModal(wxID_OK); } } -void wxDialog::OnApply(wxCommandEvent& event) +void wxDialog::OnApply(wxCommandEvent& WXUNUSED(event)) { - if (Validate()) - TransferDataFromWindow(); - // TODO probably need to disable the Apply button until things change again + if ( Validate() ) + TransferDataFromWindow(); + + // TODO probably need to disable the Apply button until things change again } -void wxDialog::OnCancel(wxCommandEvent& event) +void wxDialog::OnCancel(wxCommandEvent& WXUNUSED(event)) { - if ( IsModal() ) - EndModal(wxID_CANCEL); - else - { - SetReturnCode(wxID_CANCEL); - this->Show(FALSE); - } + EndModal(wxID_CANCEL); } -bool wxDialog::OnClose(void) +void wxDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event)) { - // Behaviour changed in 2.0: we'll send a Cancel message by default, - // which may close the dialog. - // Check for looping if the Cancel event handler calls Close() - + // We'll send a Cancel message by default, which may close the dialog. + // Check for looping if the Cancel event handler calls Close(). + + // Note that if a cancel button and handler aren't present in the dialog, + // nothing will happen when you close the dialog via the window manager, or + // via Close(). We wouldn't want to destroy the dialog by default, since + // the dialog may have been created on the stack. However, this does mean + // that calling dialog->Close() won't delete the dialog unless the handler + // for wxID_CANCEL does so. So use Destroy() if you want to be sure to + // destroy the dialog. The default OnCancel (above) simply ends a modal + // dialog, and hides a modeless dialog. + + // VZ: this is horrible and MT-unsafe. Can't we reuse some of these global + // lists here? don't dare to change it now, but should be done later! static wxList closing; if ( closing.Member(this) ) - return FALSE; + return; closing.Append(this); wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL); cancelEvent.SetEventObject( this ); - GetEventHandler()->ProcessEvent(cancelEvent); + GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog closing.DeleteObject(this); - - return FALSE; } -void wxDialog::OnSize(wxSizeEvent& WXUNUSED(event)) +void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event)) { - // if we're using constraints - do use them - #if wxUSE_CONSTRAINTS - if ( GetAutoLayout() ) { - Layout(); - } - #endif +#if wxUSE_CTL3D + Ctl3dColorChange(); +#else + SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE)); + Refresh(); +#endif } -void wxDialog::OnCloseWindow(wxCloseEvent& event) +// --------------------------------------------------------------------------- +// dialog window proc +// --------------------------------------------------------------------------- + +long wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam) { - // Compatibility - if ( GetEventHandler()->OnClose() || event.GetForce()) + long rc = 0; + bool processed = FALSE; + + switch ( message ) { - this->Destroy(); +#if 0 // now that we got owner window right it doesn't seem to be needed + case WM_ACTIVATE: + switch ( LOWORD(wParam) ) + { + case WA_ACTIVE: + case WA_CLICKACTIVE: + if ( IsModalShowing() && GetParent() ) + { + // bring the owner window to top as the standard dialog + // boxes do + if ( !::SetWindowPos + ( + GetHwndOf(GetParent()), + GetHwnd(), + 0, 0, + 0, 0, + SWP_NOACTIVATE | + SWP_NOMOVE | + SWP_NOSIZE + ) ) + { + wxLogLastError(wxT("SetWindowPos(SWP_NOACTIVATE)")); + } + } + // fall through to process it normally as well + } + break; +#endif // 0 + + case WM_CLOSE: + // if we can't close, tell the system that we processed the + // message - otherwise it would close us + processed = !Close(); + 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 ( IsModalShowing() && 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__ } - else - event.Veto(TRUE); -} -// Destroy the window (delayed, if a managed window) -bool wxDialog::Destroy(void) -{ - if (!wxPendingDelete.Member(this)) - wxPendingDelete.Append(this); - return TRUE; + if ( !processed ) + rc = wxWindow::MSWWindowProc(message, wParam, lParam); + + return rc; } -void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& event) -{ #if wxUSE_CTL3D - Ctl3dColorChange(); -#else - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); - Refresh(); -#endif -} -long wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam) +// 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 wxWindow::MSWWindowProc(message, wParam, lParam); + return (WXHBRUSH)Ctl3dCtlColorEx(message, wParam, lParam); } +#endif // wxUSE_CTL3D +