X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c3d434725bd76bc0306b9751e722ed70bd776876..ee65598f95309d64d69cfb4dd4191b3f567551fb:/src/os2/dialog.cpp diff --git a/src/os2/dialog.cpp b/src/os2/dialog.cpp index f15bd2b353..a0b3fa7c7b 100644 --- a/src/os2/dialog.cpp +++ b/src/os2/dialog.cpp @@ -1,243 +1,471 @@ ///////////////////////////////////////////////////////////////////////////// // 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 ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "dialog.h" -#endif +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" +#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/intl.h" +#include "wx/log.h" +#endif -// 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 wxPendingDelete; - -#if !USE_SHARED_LIBRARY -IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxPanel) - -BEGIN_EVENT_TABLE(wxDialog, wxPanel) - 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() +#include "wx/os2/private.h" +#include "wx/log.h" -#endif +#define wxDIALOG_DEFAULT_X 300 +#define wxDIALOG_DEFAULT_Y 300 + +#define wxDIALOG_DEFAULT_WIDTH 500 +#define wxDIALOG_DEFAULT_HEIGHT 500 -wxDialog::wxDialog() +// 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; + + 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() + +void wxDialog::Init() { + m_pOldFocus = (wxWindow *)NULL; + m_isShown = 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 +) { - m_windowStyle = style; - - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); - SetName(name); - - if (!parent) + 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 (parent) parent->AddChild(this); - - if ( id == -1 ) - m_windowId = (int)NewControlId(); - else - m_windowId = id; - - // TODO: create dialog - - return FALSE; -} - -void wxDialog::SetModal(bool flag) + if (pParent) + pParent->AddChild(this); + if (vId == -1) + m_windowId = NewControlId(); + else + 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; + + // + // 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) + // + 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 bFlag +) { - 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 (bFlag) + m_windowStyle |= wxDIALOG_MODAL ; + else if ( m_windowStyle & wxDIALOG_MODAL ) + m_windowStyle -= wxDIALOG_MODAL ; + + wxModelessWindows.DeleteObject(this); + if (!bFlag) + wxModelessWindows.Append(this); +} // end of wxDialog::SetModal wxDialog::~wxDialog() { - // TODO + m_isBeingDeleted = TRUE; wxTopLevelWindows.DeleteObject(this); + Show(FALSE); + if (!IsModal) + wxModelessWindows.DeleteObject(this); - if ( (GetWindowStyleFlag() & wxDIALOG_MODAL) != wxDIALOG_MODAL ) - 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 (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); - - return; - } - // We didn't process this event. - event.Skip(); + if (GetHWND()) + { + if (rEvent.m_keyCode == WXK_ESCAPE) + { + // + // Behaviour changed in 2.0: we'll send a Cancel message + // to the dialog instead of Close. + // + 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. + rEvent.Skip(); } -void wxDialog::Iconize(bool WXUNUSED(iconize)) +void wxDialog::Iconize( + bool WXUNUSED(bIconize) +) { - // TODO -} +} // end of wxDialog::Iconize bool wxDialog::IsIconized() const { - // TODO return FALSE; -} +} // end of wxDialog::IsIconized -void wxDialog::GetPosition(int *x, int *y) const +void wxDialog::DoSetClientSize( + int nWidth +, int nHeight +) { - // TODO -} + 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 +{ + RECTL vRect; + + ::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::Show(bool show) +bool wxDialog::IsModal() const { - // TODO - return FALSE; -} + return (GetWindowStyleFlag() & wxDIALOG_MODAL) != 0; +} // end of wxDialog::IsModal -void wxDialog::SetTitle(const wxString& title) +bool wxDialog::IsModalShowing() const { - // TODO -} + return wxModalDialogs.Find((wxDialog *)this) != NULL; // const_cast +} // end of wxDialog::IsModalShowing -wxString wxDialog::GetTitle() const +void wxDialog::DoShowModal() { - // TODO - return wxString(""); -} + wxWindow* pParent = GetParent(); + wxWindow* pOldFocus = m_pOldFocus; + HWND hWndOldFocus = 0; + + wxCHECK_RET( !IsModalShowing(), _T("DoShowModal() called twice") ); + wxCHECK_RET( IsModal(), _T("can't DoShowModal() modeless dialog") ); + + 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() ) + ; -void wxDialog::Centre(int direction) + // 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; - // TODO: modal showing - Show(TRUE); - return GetReturnCode(); -} - -void wxDialog::EndModal(int retCode) -{ - SetReturnCode(retCode); - // TODO modal un-showing - Show(FALSE); -} + if (!IsModal()) + { + SetModal(TRUE); + } + Show(TRUE); + return GetReturnCode(); +} // end of wxDialog::ShowModal -// Standard buttons -void wxDialog::OnOK(wxCommandEvent& event) +void wxDialog::EndModal( + int nRetCode +) { - if ( Validate() && TransferDataFromWindow() ) - { - if ( IsModal() ) - EndModal(wxID_OK); - else - { - SetReturnCode(wxID_OK); - this->Show(FALSE); - } - } -} + SetReturnCode(nRetCode); + Show(FALSE); +} // end of wxDialog::EndModal -void wxDialog::OnApply(wxCommandEvent& event) +void wxDialog::OnApply( + wxCommandEvent& rEvent +) { - if (Validate()) - TransferDataFromWindow(); - // TODO probably need to disable the Apply button until things change again -} + if (Validate()) + TransferDataFromWindow(); +} // end of wxDialog::OnApply -void wxDialog::OnCancel(wxCommandEvent& event) +// Standard buttons +void wxDialog::OnOK( + wxCommandEvent& rEvent +) { - if ( IsModal() ) - EndModal(wxID_CANCEL); - else + if ( Validate() && TransferDataFromWindow() ) { - SetReturnCode(wxID_CANCEL); - this->Show(FALSE); + EndModal(wxID_OK); } -} +} // end of wxDialog::OnOK + +void wxDialog::OnCancel( + wxCommandEvent& rEvent +) +{ + EndModal(wxID_CANCEL); +} // end of wxDialog::OnCancel -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(). @@ -247,7 +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) ) @@ -255,27 +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)) + wxCHECK_MSG( !wxPendingDelete.Member(this), FALSE, + _T("wxDialog destroyed twice") ); wxPendingDelete.Append(this); - return TRUE; -} + return TRUE; +} // end of wxDialog::Destroy -void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& event) +void wxDialog::OnSysColourChanged( + wxSysColourChangedEvent& rEvent +) { - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); - Refresh(); -} - -void wxDialog::Fit() + SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); + Refresh(); +} // end of wxDialog::OnSysColourChanged + +MRESULT wxDialog::OS2WindowProc( + WXUINT uMessage +, WXWPARAM wParam +, WXLPARAM lParam +) { -} + MRESULT rc = 0; + bool bProcessed = FALSE; + + switch (uMessage) + { + case WM_CLOSE: + // + // If we can't close, tell the system that we processed the + // message - otherwise it would close us + // + bProcessed = !Close(); + break; + } + + if (!bProcessed) + rc = wxWindow::OS2WindowProc( uMessage + ,wParam + ,lParam + ); + return rc; +} // end of wxDialog::OS2WindowProc +