X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/223d09f6b523aac674ef9b72a883dfa8d37c5d4e..84c5b38d579e140df28cfbb649587e8862148c89:/src/os2/dialog.cpp diff --git a/src/os2/dialog.cpp b/src/os2/dialog.cpp index 90afc50400..a0b3fa7c7b 100644 --- a/src/os2/dialog.cpp +++ b/src/os2/dialog.cpp @@ -1,12 +1,12 @@ ///////////////////////////////////////////////////////////////////////////// // Name: dialog.cpp // Purpose: wxDialog class -// Author: AUTHOR +// Author: David Webster // Modified by: -// Created: ??/??/98 +// Created: 10/14/99 // RCS-ID: $Id$ -// Copyright: (c) AUTHOR -// Licence: wxWindows licence +// Copyright: (c) David Webster +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// // For compilers that support precompilation, includes "wx.h". @@ -25,20 +25,18 @@ #include "wx/os2/private.h" #include "wx/log.h" -#if wxUSE_COMMON_DIALOGS -#include -#endif - #define wxDIALOG_DEFAULT_X 300 #define wxDIALOG_DEFAULT_Y 300 +#define wxDIALOG_DEFAULT_WIDTH 500 +#define wxDIALOG_DEFAULT_HEIGHT 500 + // Lists to keep track of windows, so we can disable/enable them // for modal dialogs wxWindowList wxModalDialogs; wxWindowList wxModelessWindows; // Frames and modeless dialogs extern wxList WXDLLEXPORT wxPendingDelete; -#if !USE_SHARED_LIBRARY IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxPanel) BEGIN_EVENT_TABLE(wxDialog, wxPanel) @@ -50,336 +48,424 @@ extern wxList WXDLLEXPORT wxPendingDelete; EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged) EVT_CLOSE(wxDialog::OnCloseWindow) END_EVENT_TABLE() -#endif -wxDialog::wxDialog() +void wxDialog::Init() { + m_pOldFocus = (wxWindow *)NULL; m_isShown = FALSE; - m_modalShowing = FALSE; - + m_pWindowDisabler = (wxWindowDisabler *)NULL; SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); -} - -bool wxDialog::Create(wxWindow *parent, wxWindowID id, - const wxString& title, - const wxPoint& pos, - const wxSize& size, - long style, - const wxString& name) +} // end of wxDialog::Init + +bool wxDialog::Create( + wxWindow* pParent +, wxWindowID vId +, const wxString& rsTitle +, const wxPoint& rPos +, const wxSize& rSize +, long lStyle +, const wxString& rsName +) { -#if wxUSE_TOOLTIPS - m_hwndToolTip = 0; -#endif - - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); - SetName(name); - - if (!parent) - wxTopLevelWindows.Append(this); - - if (parent) parent->AddChild(this); - - if ( id == -1 ) - m_windowId = (int)NewControlId(); + long lX = rPos.x; + long lY = rPos.y; + long lWidth = rSize.x; + long lHeight = rSize.y; + const char* zDlg; + WXDWORD dwExtendedStyle = 0L; + HWND hWnd; + + Init(); + m_pOldFocus = (wxWindow*)FindFocus(); + SetName(rsName); + wxTopLevelWindows.Append(this); + if (pParent) + pParent->AddChild(this); + if (vId == -1) + m_windowId = NewControlId(); else - m_windowId = id; - - int x = pos.x; - int y = pos.y; - int width = size.x; - int height = size.y; - - if (x < 0) x = wxDIALOG_DEFAULT_X; - if (y < 0) y = wxDIALOG_DEFAULT_Y; - - m_windowStyle = style; - - m_isShown = FALSE; - m_modalShowing = FALSE; - - if (width < 0) - width = 500; - if (height < 0) - height = 500; - - // TODO: convert below to OS/2 PM code - + m_windowId = vId; + if (lX < 0) + lX = wxDIALOG_DEFAULT_X; + if (lY < 0) + lY = wxDIALOG_DEFAULT_Y; + m_windowStyle = lStyle; + if (lWidth < 0) + lWidth = wxDIALOG_DEFAULT_WIDTH; + if (lHeight < 0) + lHeight = wxDIALOG_DEFAULT_HEIGHT; + + // // 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; -// + // + m_windowStyle |= wxTAB_TRAVERSAL; + + // // 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(wxT("Failed to create dialog.")); -// -// return FALSE; -// } -// -// SubclassWin(GetHWND()); -// -// SetWindowText(hwnd, title); -// SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT)); -// + // + if (lStyle & wxRESIZE_BORDER ) + zDlg = "wxResizeableDialog"; + else if (lStyle & wxCAPTION ) + zDlg = "wxCaptionDialog"; + else + zDlg = "wxNoCaptionDialog"; + OS2Create( GetWinHwnd(pParent) + ,NULL + ,rsTitle.c_str() + ,0L + ,lX + ,lY + ,lWidth + ,lHeight + ,GetWinHwnd(pParent) + ,HWND_TOP + ,(long)m_windowId + ,NULL + ,NULL + ); + hWnd = (HWND)GetHWND(); + if (!hWnd) + { + return FALSE; + } + SubclassWin(GetHWND()); + ::WinSetWindowText( hWnd + ,(PSZ)rsTitle.c_str() + ); + SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT)); return TRUE; -} +} // end of wxDialog::Create -void wxDialog::SetModal(bool flag) +void wxDialog::SetModal( + bool bFlag +) { - if ( flag ) + if (bFlag) m_windowStyle |= wxDIALOG_MODAL ; else if ( m_windowStyle & wxDIALOG_MODAL ) m_windowStyle -= wxDIALOG_MODAL ; wxModelessWindows.DeleteObject(this); - if (!flag) + if (!bFlag) wxModelessWindows.Append(this); -} +} // end of wxDialog::SetModal wxDialog::~wxDialog() { m_isBeingDeleted = TRUE; - wxTopLevelWindows.DeleteObject(this); - Show(FALSE); - - if (m_modalShowing) - { - if (GetParent() && GetParent()->GetHWND()) - // TODO: bring the parent to the top - return; - } - - m_modalShowing = FALSE; - if ( (GetWindowStyleFlag() & wxDIALOG_MODAL) != wxDIALOG_MODAL ) + if (!IsModal) wxModelessWindows.DeleteObject(this); - + // // If this is the last top-level window, exit. + // if (wxTheApp && (wxTopLevelWindows.Number() == 0)) { - wxTheApp->SetTopWindow(NULL); + wxTheApp->SetTopWindow(NULL); - if (wxTheApp->GetExitOnFrameDelete()) - { - // TODO: exit - } + if (wxTheApp->GetExitOnFrameDelete()) + { + ::WinPostMsg(GetHwnd(), WM_QUIT, 0, 0); + } } -} +} // end of wxDialog::~wxDialog +// // By default, pressing escape cancels the dialog -void wxDialog::OnCharHook(wxKeyEvent& event) +// +void wxDialog::OnCharHook( + wxKeyEvent& rEvent +) { if (GetHWND()) { - if (event.m_keyCode == WXK_ESCAPE) + if (rEvent.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); - + // + wxCommandEvent vCancelEvent( wxEVT_COMMAND_BUTTON_CLICKED + ,wxID_CANCEL + ); + + vCancelEvent.SetEventObject( this ); + GetEventHandler()->ProcessEvent(vCancelEvent); + + // + // Ensure that there is another message for this window so the + // ShowModal loop will exit and won't get stuck in GetMessage(). + // + ::WinPostMsg(GetHwnd(), WM_NULL, 0, 0); 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); -} - -void wxDialog::Fit() -{ - wxWindow::Fit(); + rEvent.Skip(); } -void wxDialog::Iconize(bool WXUNUSED(iconize)) +void wxDialog::Iconize( + bool WXUNUSED(bIconize) +) { - // Windows dialog boxes can't be iconized -} +} // end of wxDialog::Iconize bool wxDialog::IsIconized() const { return FALSE; -} +} // end of wxDialog::IsIconized -void wxDialog::DoSetClientSize(int width, int height) +void wxDialog::DoSetClientSize( + int nWidth +, int nHeight +) { - // TODO: Convert the below to OS/2 PM code - -// 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); -} -void wxDialog::GetPosition(int *x, int *y) const + HWND hWnd = (HWND) GetHWND(); + RECTL vRect; + RECTL vRect2; + + ::WinQueryWindowRect(hWnd, &vRect); + ::WinQueryWindowRect(hWnd, &vRect2); + + LONG lActualWidth = vRect2.xRight - vRect2.xLeft - vRect.xRight + nWidth; + LONG lActualHeight = vRect2.yTop + vRect2.yTop - vRect.yTop + nHeight; + + ::WinSetWindowPos( GetHwnd() + ,HWND_TOP + ,(LONG)vRect2.xLeft + ,(LONG)vRect2.yTop + ,(LONG)lActualWidth + ,(LONG)lActualHeight + ,SWP_SIZE | SWP_MOVE + ); + + wxSizeEvent vEvent( wxSize( lActualWidth + ,lActualHeight + ) + ,m_windowId + ); + + vEvent.SetEventObject( this ); + GetEventHandler()->ProcessEvent(vEvent); +} // end of wxDialog::DoSetClientSize + +void wxDialog::DoGetPosition( + int* pnX +, int* pnY +) const { - // TODO: Convert -// HWND hWnd = (HWND) GetHWND(); -// RECT rect; -// GetWindowRect(hWnd, &rect); - -// *x = rect.left; -// *y = rect.top; -} + RECTL vRect; -bool wxDialog::IsShown() const -{ - return m_isShown; -} + ::WinQueryWindowRect(GetHwnd(), &vRect); + if (pnX) + *pnX = vRect.xLeft; + if (pnY) + *pnY = vRect.yBottom; // OS/2's bottom is windows' top??? +} // end of wxDialog::DoGetPosition bool wxDialog::IsModal() const { - return wxModalDialogs.Find((wxDialog *)this) != 0; // const_cast -} + return (GetWindowStyleFlag() & wxDIALOG_MODAL) != 0; +} // end of wxDialog::IsModal -bool wxDialog::Show(bool show) +bool wxDialog::IsModalShowing() const { - // TODO: This is involved code, look at msw port for details - return FALSE; -} + return wxModalDialogs.Find((wxDialog *)this) != NULL; // const_cast +} // end of wxDialog::IsModalShowing -void wxDialog::SetTitle(const wxString& title) +void wxDialog::DoShowModal() { - ::WinSetWindowText((HWND) GetHWND(), title.c_str()); -} + wxWindow* pParent = GetParent(); + wxWindow* pOldFocus = m_pOldFocus; + HWND hWndOldFocus = 0; -wxString wxDialog::GetTitle() const -{ - ::WinQueryWindowText((HWND) GetHWND(), 1000, wxBuffer); - return wxString(wxBuffer); -} + wxCHECK_RET( !IsModalShowing(), _T("DoShowModal() called twice") ); + wxCHECK_RET( IsModal(), _T("can't DoShowModal() modeless dialog") ); -void wxDialog::Centre(int direction) + wxModalDialogs.Append(this); + if (pOldFocus) + hWndOldFocus = (HWND)pOldFocus->GetHWND(); + + // + // Remember where the focus was + // + if (!pOldFocus) + { + pOldFocus = pParent; + if (pParent) + hWndOldFocus = GetHwndOf(pParent); + } + + // + // Disable all other app windows + // + wxASSERT_MSG(!m_pWindowDisabler, _T("disabling windows twice?")); + + m_pWindowDisabler = new wxWindowDisabler(this); + + // + // 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(); + } + + // + // Snd 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 (pOldFocus && (pOldFocus != this) && ::WinIsWindow(vHabmain, hWndOldFocus)) + { + // + // This is likely to prove that the object still exists + // + if (wxFindWinFromHandle((WXHWND) hWndOldFocus) == pOldFocus) + pOldFocus->SetFocus(); + } +} // end of wxDialog::DoShowModal + +bool wxDialog::Show( + bool bShow +) { - 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); - - SetSize(x+x_offset, y+y_offset, width, height); -} + if (!bShow) + { + // + // 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_pWindowDisabler) + { + delete m_pWindowDisabler; + m_pWindowDisabler = NULL; + } + } + + // + // ShowModal() may be called for already shown dialog + // + if (!wxDialogBase::Show(bShow) && !(bShow && IsModal())) + { + // + // Nothing to do + // + return FALSE; + } + + if (bShow) + { + // + // Usually will result in TransferDataToWindow() being called + // + InitDialog(); + } + + if (IsModal()) + { + if (bShow) + { + // + // Modal dialog needs a parent window, so try to find one + // + if (!GetParent()) + { + wxWindow* pParent = wxTheApp->GetTopWindow(); + + if ( pParent && pParent != this && pParent->IsShown() ) + { + // + // Use it + // + m_parent = pParent; + + } + } + DoShowModal(); + } + else // end of modal dialog + { + // + // This will cause IsModalShowing() return FALSE and our local + // message loop will terminate + // + wxModalDialogs.DeleteObject(this); + } + } + return FALSE; +} // end of wxDialog::Show +// // Replacement for Show(TRUE) for modal dialogs - returns return code +// int wxDialog::ShowModal() { - m_windowStyle |= wxDIALOG_MODAL; + if (!IsModal()) + { + SetModal(TRUE); + } Show(TRUE); return GetReturnCode(); -} +} // end of wxDialog::ShowModal -void wxDialog::EndModal(int retCode) +void wxDialog::EndModal( + int nRetCode +) { - SetReturnCode(retCode); - // TODO modal un-showing + SetReturnCode(nRetCode); Show(FALSE); -} +} // end of wxDialog::EndModal -// Define for each class of dialog and control -WXHBRUSH wxDialog::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor, - WXUINT message, WXWPARAM wParam, WXLPARAM lParam) +void wxDialog::OnApply( + wxCommandEvent& rEvent +) { - return 0; -} + if (Validate()) + TransferDataFromWindow(); +} // end of wxDialog::OnApply + // Standard buttons -void wxDialog::OnOK(wxCommandEvent& event) +void wxDialog::OnOK( + wxCommandEvent& rEvent +) { if ( Validate() && TransferDataFromWindow() ) { - if ( IsModal() ) - EndModal(wxID_OK); - else - { - SetReturnCode(wxID_OK); - this->Show(FALSE); - } + EndModal(wxID_OK); } -} +} // end of wxDialog::OnOK -void wxDialog::OnApply(wxCommandEvent& event) +void wxDialog::OnCancel( + wxCommandEvent& rEvent +) { - if (Validate()) - TransferDataFromWindow(); - // TODO probably need to disable the Apply button until things change again -} + EndModal(wxID_CANCEL); +} // end of wxDialog::OnCancel -void wxDialog::OnCancel(wxCommandEvent& event) -{ - if ( IsModal() ) - EndModal(wxID_CANCEL); - else - { - SetReturnCode(wxID_CANCEL); - this->Show(FALSE); - } -} - -void wxDialog::OnCloseWindow(wxCloseEvent& event) +void wxDialog::OnCloseWindow( + wxCloseEvent& rEvent +) { + // // 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(). @@ -389,7 +475,11 @@ void wxDialog::OnCloseWindow(wxCloseEvent& event) // 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. + // + // + // Ugh??? This is not good but until I figure out a global list it'll have to do + // static wxList closing; if ( closing.Member(this) ) @@ -397,55 +487,58 @@ void wxDialog::OnCloseWindow(wxCloseEvent& event) closing.Append(this); - wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL); - cancelEvent.SetEventObject( this ); - GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog + wxCommandEvent vCancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL); + + vCancelEvent.SetEventObject( this ); + GetEventHandler()->ProcessEvent(vCancelEvent); // This may close the dialog closing.DeleteObject(this); -} +} // end of wxDialog::OnCloseWindow +// // Destroy the window (delayed, if a managed window) +// bool wxDialog::Destroy() { - if (!wxPendingDelete.Member(this)) - wxPendingDelete.Append(this); + wxCHECK_MSG( !wxPendingDelete.Member(this), FALSE, + _T("wxDialog destroyed twice") ); + wxPendingDelete.Append(this); return TRUE; -} +} // end of wxDialog::Destroy -void wxDialog::OnSize(wxSizeEvent& WXUNUSED(event)) +void wxDialog::OnSysColourChanged( + wxSysColourChangedEvent& rEvent +) { - // if we're using constraints - do use them - #if wxUSE_CONSTRAINTS - if ( GetAutoLayout() ) - { - Layout(); - } - #endif -} - -void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& event) -{ - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); - Refresh(); -} - -MRESULT wxDialog::OS2WindowProc(HWND hwnd, WXUINT message, WXWPARAM wParam, WXLPARAM lParam) + SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); + Refresh(); +} // end of wxDialog::OnSysColourChanged + +MRESULT wxDialog::OS2WindowProc( + WXUINT uMessage +, WXWPARAM wParam +, WXLPARAM lParam +) { - MRESULT rc = 0; - bool processed = FALSE; + MRESULT rc = 0; + bool bProcessed = FALSE; - switch ( message ) + switch (uMessage) { case WM_CLOSE: - // if we can't close, tell the system that we processed the + // + // If we can't close, tell the system that we processed the // message - otherwise it would close us - processed = !Close(); + // + bProcessed = !Close(); break; } - if ( !processed ) - rc = wxWindow::OS2WindowProc(hwnd, message, wParam, lParam); - + if (!bProcessed) + rc = wxWindow::OS2WindowProc( uMessage + ,wParam + ,lParam + ); return rc; -} +} // end of wxDialog::OS2WindowProc