X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/837e57436a89516a5fa9f478f401e06bd872c17c..276c8cfb5326cd365f48a51972f43ff355a2707d:/src/msw/mdi.cpp diff --git a/src/msw/mdi.cpp b/src/msw/mdi.cpp index d305041600..4bbb0a2b56 100644 --- a/src/msw/mdi.cpp +++ b/src/msw/mdi.cpp @@ -1,12 +1,12 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: mdi.cpp -// Purpose: MDI classes +// Name: src/msw/mdi.cpp +// Purpose: MDI classes for wxMSW // Author: Julian Smart // Modified by: // Created: 04/01/98 // RCS-ID: $Id$ -// Copyright: (c) Julian Smart and Markus Holzem -// Licence: wxWindows license +// Copyright: (c) Julian Smart +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// // =========================================================================== @@ -17,7 +17,7 @@ // headers // --------------------------------------------------------------------------- -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "mdi.h" #endif @@ -28,6 +28,8 @@ #pragma hdrstop #endif +#if wxUSE_MDI && !defined(__WXUNIVERSAL__) + #ifndef WX_PRECOMP #include "wx/setup.h" #include "wx/frame.h" @@ -35,7 +37,9 @@ #include "wx/app.h" #include "wx/utils.h" #include "wx/dialog.h" - #include "wx/statusbr.h" + #if wxUSE_STATUSBAR + #include "wx/statusbr.h" + #endif #include "wx/settings.h" #include "wx/intl.h" #include "wx/log.h" @@ -44,24 +48,27 @@ #include "wx/mdi.h" #include "wx/msw/private.h" -#if wxUSE_NATIVE_STATUSBAR - #include +#if wxUSE_STATUSBAR && wxUSE_NATIVE_STATUSBAR + #include "wx/msw/statbr95.h" #endif +#if wxUSE_TOOLBAR + #include "wx/toolbar.h" +#endif // wxUSE_TOOLBAR + #include // --------------------------------------------------------------------------- // global variables // --------------------------------------------------------------------------- -extern wxWindowList wxModelessWindows; // from dialog.cpp extern wxMenu *wxCurrentPopupMenu; -extern wxChar wxMDIFrameClassName[]; -extern wxChar wxMDIChildFrameClassName[]; -extern wxWindow *wxWndHook; // from window.cpp - -extern wxList *wxWinHandleList; +extern const wxChar *wxMDIFrameClassName; // from app.cpp +extern const wxChar *wxMDIChildFrameClassName; +extern const wxChar *wxMDIChildFrameClassNameNoRedraw; +extern void wxAssociateWinWithHandle(HWND hWnd, wxWindow *win); +extern void wxRemoveHandleAssociation(wxWindow *win); static HWND invalidHandle = 0; @@ -75,6 +82,7 @@ static const int IDM_WINDOWCASCADE = 4002; static const int IDM_WINDOWICONS = 4003; static const int IDM_WINDOWNEXT = 4004; static const int IDM_WINDOWTILEVERT = 4005; +static const int IDM_WINDOWPREV = 4006; // This range gives a maximum of 500 MDI children. Should be enough :-) static const int wxFIRST_MDI_CHILD = 4100; @@ -96,15 +104,26 @@ static void MDISetMenu(wxWindow *win, HMENU hmenuFrame, HMENU hmenuWindow); // the very end if not found static void InsertWindowMenu(wxWindow *win, WXHMENU menu, HMENU subMenu); +// Remove the window menu +static void RemoveWindowMenu(wxWindow *win, WXHMENU menu); + // is this an id of an MDI child? inline bool IsMdiCommandId(int id) { return (id >= wxFIRST_MDI_CHILD) && (id <= wxLAST_MDI_CHILD); } +// unpack the parameters of WM_MDIACTIVATE message static void UnpackMDIActivate(WXWPARAM wParam, WXLPARAM lParam, WXWORD *activate, WXHWND *hwndAct, WXHWND *hwndDeact); +// return the HMENU of the MDI menu +static inline HMENU GetMDIWindowMenu(wxMDIParentFrame *frame) +{ + wxMenu *menu = frame->GetWindowMenu(); + return menu ? GetHmenuOf(menu) : 0; +} + // =========================================================================== // implementation // =========================================================================== @@ -113,17 +132,19 @@ static void UnpackMDIActivate(WXWPARAM wParam, WXLPARAM lParam, // wxWin macros // --------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARY - IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame, wxFrame) - IMPLEMENT_DYNAMIC_CLASS(wxMDIChildFrame, wxFrame) - IMPLEMENT_DYNAMIC_CLASS(wxMDIClientWindow, wxWindow) -#endif // USE_SHARED_LIBRARY +IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame, wxFrame) +IMPLEMENT_DYNAMIC_CLASS(wxMDIChildFrame, wxFrame) +IMPLEMENT_DYNAMIC_CLASS(wxMDIClientWindow, wxWindow) BEGIN_EVENT_TABLE(wxMDIParentFrame, wxFrame) EVT_SIZE(wxMDIParentFrame::OnSize) EVT_SYS_COLOUR_CHANGED(wxMDIParentFrame::OnSysColourChanged) END_EVENT_TABLE() +BEGIN_EVENT_TABLE(wxMDIChildFrame, wxFrame) + EVT_IDLE(wxMDIChildFrame::OnIdle) +END_EVENT_TABLE() + BEGIN_EVENT_TABLE(wxMDIClientWindow, wxWindow) EVT_SCROLL(wxMDIClientWindow::OnScroll) END_EVENT_TABLE() @@ -137,8 +158,8 @@ wxMDIParentFrame::wxMDIParentFrame() { m_clientWindow = NULL; m_currentChild = NULL; - m_windowMenu = 0; - m_parentFrameActive = TRUE; + m_windowMenu = (wxMenu*) NULL; + m_parentFrameActive = true; } bool wxMDIParentFrame::Create(wxWindow *parent, @@ -149,12 +170,29 @@ bool wxMDIParentFrame::Create(wxWindow *parent, long style, const wxString& name) { - m_defaultIcon = (WXHICON) (wxSTD_MDIPARENTFRAME_ICON ? wxSTD_MDIPARENTFRAME_ICON : wxDEFAULT_MDIPARENTFRAME_ICON); - m_clientWindow = NULL; m_currentChild = NULL; - m_windowMenu = 0; - m_parentFrameActive = TRUE; + + // this style can be used to prevent a window from having the standard MDI + // "Window" menu + if ( style & wxFRAME_NO_WINDOW_MENU ) + { + m_windowMenu = (wxMenu *)NULL; + } + else // normal case: we have the window menu, so construct it + { + m_windowMenu = new wxMenu; + + m_windowMenu->Append(IDM_WINDOWCASCADE, _("&Cascade")); + m_windowMenu->Append(IDM_WINDOWTILEHOR, _("Tile &Horizontally")); + m_windowMenu->Append(IDM_WINDOWTILEVERT, _("Tile &Vertically")); + m_windowMenu->AppendSeparator(); + m_windowMenu->Append(IDM_WINDOWICONS, _("&Arrange Icons")); + m_windowMenu->Append(IDM_WINDOWNEXT, _("&Next")); + m_windowMenu->Append(IDM_WINDOWPREV, _("&Previous")); + } + + m_parentFrameActive = true; if (!parent) wxTopLevelWindows.Append(this); @@ -162,55 +200,59 @@ bool wxMDIParentFrame::Create(wxWindow *parent, SetName(name); m_windowStyle = style; - if (parent) parent->AddChild(this); + if ( parent ) + parent->AddChild(this); - if ( id > -1 ) + if ( id != wxID_ANY ) m_windowId = id; else - m_windowId = (int)NewControlId(); - - int x = pos.x; - int y = pos.y; - int width = size.x; - int height = size.y; - - m_windowMenu = (WXHMENU) ::LoadMenu(wxGetInstance(), _T("wxWindowMenu")); - - DWORD msflags = WS_OVERLAPPED; - if (style & wxMINIMIZE_BOX) - msflags |= WS_MINIMIZEBOX; - if (style & wxMAXIMIZE_BOX) - msflags |= WS_MAXIMIZEBOX; - if (style & wxTHICK_FRAME) - msflags |= WS_THICKFRAME; - if (style & wxSYSTEM_MENU) - msflags |= WS_SYSMENU; - if ((style & wxMINIMIZE) || (style & wxICONIZE)) - msflags |= WS_MINIMIZE; - if (style & wxMAXIMIZE) - msflags |= WS_MAXIMIZE; - if (style & wxCAPTION) - msflags |= WS_CAPTION; - - // Adding WS_CLIPCHILDREN causes children not to be properly - // drawn when first displaying them. -// if (style & wxCLIP_CHILDREN) -// msflags |= WS_CLIPCHILDREN; - - wxWindow::MSWCreate(m_windowId, parent, wxMDIFrameClassName, this, title, x, y, width, height, - msflags); + m_windowId = NewControlId(); + + WXDWORD exflags; + WXDWORD msflags = MSWGetCreateWindowFlags(&exflags); + msflags &= ~WS_VSCROLL; + msflags &= ~WS_HSCROLL; + + if ( !wxWindow::MSWCreate(wxMDIFrameClassName, + title, + pos, size, + msflags, + exflags) ) + { + return false; + } - wxModelessWindows.Append(this); + // unlike (almost?) all other windows, frames are created hidden + m_isShown = false; - return TRUE; + return true; } wxMDIParentFrame::~wxMDIParentFrame() { + // see comment in ~wxMDIChildFrame +#if wxUSE_TOOLBAR + m_frameToolBar = NULL; +#endif +#if wxUSE_STATUSBAR + m_frameStatusBar = NULL; +#endif // wxUSE_STATUSBAR + DestroyChildren(); - ::DestroyMenu((HMENU)m_windowMenu); - m_windowMenu = 0; + if (m_windowMenu) + { + delete m_windowMenu; + m_windowMenu = (wxMenu*) NULL; + } + + // the MDI frame menubar is not automatically deleted by Windows unlike for + // the normal frames + if ( m_hMenu ) + { + ::DestroyMenu((HMENU)m_hMenu); + m_hMenu = (WXHMENU)NULL; + } if ( m_clientWindow ) { @@ -222,16 +264,71 @@ wxMDIParentFrame::~wxMDIParentFrame() } } +#if wxUSE_MENUS_NATIVE + void wxMDIParentFrame::InternalSetMenuBar() { - HMENU subMenu = GetSubMenu((HMENU) m_windowMenu, 0); + m_parentFrameActive = true; - m_parentFrameActive = TRUE; + InsertWindowMenu(GetClientWindow(), m_hMenu, GetMDIWindowMenu(this)); +} + +#endif // wxUSE_MENUS_NATIVE + +void wxMDIParentFrame::SetWindowMenu(wxMenu* menu) +{ + if (m_windowMenu) + { + if (GetMenuBar()) + { + // Remove old window menu + RemoveWindowMenu(GetClientWindow(), m_hMenu); + } - InsertWindowMenu(GetClientWindow(), m_hMenu, subMenu); + delete m_windowMenu; + m_windowMenu = (wxMenu*) NULL; + } + + if (menu) + { + m_windowMenu = menu; + if (GetMenuBar()) + { + InsertWindowMenu(GetClientWindow(), m_hMenu, + GetHmenuOf(m_windowMenu)); + } + } } -void wxMDIParentFrame::OnSize(wxSizeEvent& event) +void wxMDIParentFrame::DoMenuUpdates(wxMenu* menu) +{ + wxMDIChildFrame *child = GetActiveChild(); + if ( child ) + { + wxEvtHandler* source = child->GetEventHandler(); + wxMenuBar* bar = child->GetMenuBar(); + + if (menu) + { + menu->UpdateUI(source); + } + else + { + if ( bar != NULL ) + { + int nCount = bar->GetMenuCount(); + for (int n = 0; n < nCount; n++) + bar->GetMenu(n)->UpdateUI(source); + } + } + } + else + { + wxFrameBase::DoMenuUpdates(menu); + } +} + +void wxMDIParentFrame::OnSize(wxSizeEvent&) { if ( GetClientWindow() ) { @@ -265,13 +362,19 @@ void wxMDIParentFrame::OnSysColourChanged(wxSysColourChangedEvent& event) { if ( m_clientWindow ) { - m_clientWindow->SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE)); + m_clientWindow->SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE)); m_clientWindow->Refresh(); } event.Skip(); } +WXHICON wxMDIParentFrame::GetDefaultIcon() const +{ + // we don't have any standard icons (any more) + return (WXHICON)0; +} + // --------------------------------------------------------------------------- // MDI operations // --------------------------------------------------------------------------- @@ -306,12 +409,12 @@ void wxMDIParentFrame::ActivatePrevious() // the MDI parent frame window proc // --------------------------------------------------------------------------- -long wxMDIParentFrame::MSWWindowProc(WXUINT message, +WXLRESULT wxMDIParentFrame::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam) { - long rc = 0; - bool processed = FALSE; + WXLRESULT rc = 0; + bool processed = false; switch ( message ) { @@ -334,10 +437,14 @@ long wxMDIParentFrame::MSWWindowProc(WXUINT message, (void)HandleCommand(id, cmd, hwnd); // even if the frame didn't process it, there is no need to try it - // once again (i.e. call wxFrame::HandleCommand()) - we just dud it, + // once again (i.e. call wxFrame::HandleCommand()) - we just did it, // so pretend we processed the message anyhow - processed = TRUE; + processed = true; } + + // always pass this message DefFrameProc(), otherwise MDI menu + // commands (and sys commands - more surprisingly!) won't work + MSWDefWindowProc(message, wParam, lParam); break; case WM_CREATE: @@ -350,14 +457,14 @@ long wxMDIParentFrame::MSWWindowProc(WXUINT message, rc = -1; } - processed = TRUE; + processed = true; break; case WM_ERASEBKGND: - processed = TRUE; + processed = true; // we erase background ourselves - rc = TRUE; + rc = true; break; case WM_MENUSELECT: @@ -377,6 +484,12 @@ long wxMDIParentFrame::MSWWindowProc(WXUINT message, } } break; + + case WM_SIZE: + // as we don't (usually) resize the MDI client to exactly fit the + // client area (we put it below the toolbar, above statusbar &c), + // we should not pass this one to DefFrameProc + break; } if ( !processed ) @@ -387,12 +500,12 @@ long wxMDIParentFrame::MSWWindowProc(WXUINT message, bool wxMDIParentFrame::HandleActivate(int state, bool minimized, WXHWND activate) { - bool processed = FALSE; + bool processed = false; if ( wxWindow::HandleActivate(state, minimized, activate) ) { // already processed - processed = TRUE; + processed = true; } // If this window is an MDI parent, we must also send an OnActivate message @@ -400,10 +513,10 @@ bool wxMDIParentFrame::HandleActivate(int state, bool minimized, WXHWND activate if ( (m_currentChild != NULL) && ((state == WA_ACTIVE) || (state == WA_CLICKACTIVE)) ) { - wxActivateEvent event(wxEVT_ACTIVATE, TRUE, m_currentChild->GetId()); + wxActivateEvent event(wxEVT_ACTIVATE, true, m_currentChild->GetId()); event.SetEventObject( m_currentChild ); if ( m_currentChild->GetEventHandler()->ProcessEvent(event) ) - processed = TRUE; + processed = true; } return processed; @@ -421,6 +534,7 @@ bool wxMDIParentFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND hwnd) // is it one of standard MDI commands? WXWPARAM wParam = 0; + WXLPARAM lParam = 0; int msg; switch ( id ) { @@ -446,6 +560,12 @@ bool wxMDIParentFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND hwnd) case IDM_WINDOWNEXT: msg = WM_MDINEXT; + lParam = 0; // next child + break; + + case IDM_WINDOWPREV: + msg = WM_MDINEXT; + lParam = 1; // previous child break; default: @@ -454,32 +574,32 @@ bool wxMDIParentFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND hwnd) if ( msg ) { - ::SendMessage(GetWinHwnd(GetClientWindow()), msg, wParam, 0); + ::SendMessage(GetWinHwnd(GetClientWindow()), msg, wParam, lParam); - return TRUE; + return true; } // FIXME VZ: what does this test do?? if (id >= 0xF000) { - return FALSE; // Get WndProc to call default proc + return false; // Get WndProc to call default proc } if ( IsMdiCommandId(id) ) { - wxWindowList::Node* node = GetChildren().GetFirst(); + wxWindowList::compatibility_iterator node = GetChildren().GetFirst(); while ( node ) { - wxWindow* child = node->GetData(); + wxWindow *child = node->GetData(); if ( child->GetHWND() ) { long childId = wxGetWindowId(child->GetHWND()); - if (childId == id) + if (childId == (long)id) { ::SendMessage( GetWinHwnd(GetClientWindow()), WM_MDIACTIVATE, (WPARAM)child->GetHWND(), 0); - return TRUE; + return true; } } node = node->GetNext(); @@ -497,14 +617,13 @@ bool wxMDIParentFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND hwnd) { // this shouldn't happen because it means that our messages are being // lost (they're not sent to the parent frame nor to the children) - wxFAIL_MSG(_T("MDI parent frame is not active, " - "yet there is no active MDI child?")); + wxFAIL_MSG(wxT("MDI parent frame is not active, yet there is no active MDI child?")); } - return FALSE; + return false; } -long wxMDIParentFrame::MSWDefWindowProc(WXUINT message, +WXLRESULT wxMDIParentFrame::MSWDefWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam) { @@ -521,35 +640,36 @@ bool wxMDIParentFrame::MSWTranslateMessage(WXMSG* msg) { MSG *pMsg = (MSG *)msg; + // first let the current child get it if ( m_currentChild && m_currentChild->GetHWND() && m_currentChild->MSWTranslateMessage(msg) ) { - return TRUE; + return true; } - if ( m_acceleratorTable.Ok() && - ::TranslateAccelerator(GetHwnd(), - GetTableHaccel(m_acceleratorTable), - pMsg) ) + // then try out accel table (will also check the menu accels) + if ( wxFrame::MSWTranslateMessage(msg) ) { - return TRUE; + return true; } + // finally, check for MDI specific built in accel keys if ( pMsg->message == WM_KEYDOWN || pMsg->message == WM_SYSKEYDOWN ) { if ( ::TranslateMDISysAccel(GetWinHwnd(GetClientWindow()), pMsg)) - return TRUE; + return true; } - return FALSE; + return false; } // =========================================================================== // wxMDIChildFrame // =========================================================================== -wxMDIChildFrame::wxMDIChildFrame() +void wxMDIChildFrame::Init() { + m_needsResize = true; } bool wxMDIChildFrame::Create(wxMDIParentFrame *parent, @@ -560,12 +680,10 @@ bool wxMDIChildFrame::Create(wxMDIParentFrame *parent, long style, const wxString& name) { - m_defaultIcon = (WXHICON)(wxSTD_MDICHILDFRAME_ICON ? wxSTD_MDICHILDFRAME_ICON - : wxDEFAULT_MDICHILDFRAME_ICON); - SetName(name); + wxWindowBase::Show(true); // MDI child frame starts off shown - if ( id > -1 ) + if ( id != wxID_ANY ) m_windowId = id; else m_windowId = (int)NewControlId(); @@ -575,8 +693,6 @@ bool wxMDIChildFrame::Create(wxMDIParentFrame *parent, parent->AddChild(this); } - wxWndHook = this; - int x = pos.x; int y = pos.y; int width = size.x; @@ -584,30 +700,32 @@ bool wxMDIChildFrame::Create(wxMDIParentFrame *parent, MDICREATESTRUCT mcs; - mcs.szClass = wxMDIChildFrameClassName; + mcs.szClass = style & wxFULL_REPAINT_ON_RESIZE + ? wxMDIChildFrameClassName + : wxMDIChildFrameClassNameNoRedraw; mcs.szTitle = title; mcs.hOwner = wxGetInstance(); - if (x > -1) + if (x != wxDefaultCoord) mcs.x = x; else mcs.x = CW_USEDEFAULT; - if (y > -1) + if (y != wxDefaultCoord) mcs.y = y; else mcs.y = CW_USEDEFAULT; - if (width > -1) + if (width != wxDefaultCoord) mcs.cx = width; else mcs.cx = CW_USEDEFAULT; - if (height > -1) + if (height != wxDefaultCoord) mcs.cy = height; else mcs.cy = CW_USEDEFAULT; - DWORD msflags = WS_OVERLAPPED | WS_CLIPCHILDREN; + DWORD msflags = WS_OVERLAPPED | WS_CLIPCHILDREN | WS_VISIBLE ; if (style & wxMINIMIZE_BOX) msflags |= WS_MINIMIZEBOX; if (style & wxMAXIMIZE_BOX) @@ -627,35 +745,39 @@ bool wxMDIChildFrame::Create(wxMDIParentFrame *parent, mcs.lParam = 0; - DWORD Return = SendMessage((HWND) parent->GetClientWindow()->GetHWND(), - WM_MDICREATE, 0, (LONG)(LPSTR)&mcs); - - //handle = (HWND)LOWORD(Return); - // Must be the DWORRD for WIN32. And in 16 bits, HIWORD=0 (says Microsoft) - m_hWnd = (WXHWND)Return; + wxWindowCreationHook hook(this); - // This gets reassigned so can't be stored -// m_windowId = GetWindowLong((HWND) m_hWnd, GWL_ID); + m_hWnd = (WXHWND)::SendMessage(GetWinHwnd(parent->GetClientWindow()), + WM_MDICREATE, 0, (LONG)(LPSTR)&mcs); - wxWndHook = NULL; - wxWinHandleList->Append((long)GetHWND(), this); + wxAssociateWinWithHandle((HWND) GetHWND(), this); - SetWindowLong((HWND) GetHWND(), 0, (long)this); - - wxModelessWindows.Append(this); - return TRUE; + return true; } wxMDIChildFrame::~wxMDIChildFrame() { + // will be destroyed by DestroyChildren() but reset them before calling it + // to avoid using dangling pointers if a callback comes in the meanwhile +#if wxUSE_TOOLBAR + m_frameToolBar = NULL; +#endif +#if wxUSE_STATUSBAR + m_frameStatusBar = NULL; +#endif // wxUSE_STATUSBAR + + DestroyChildren(); + + RemoveWindowMenu(NULL, m_hMenu); + MSWDestroyWindow(); } // Set the client size (i.e. leave the calculation of borders etc. -// to wxWindows) +// to wxWidgets) void wxMDIChildFrame::DoSetClientSize(int width, int height) { - HWND hWnd = (HWND) GetHWND(); + HWND hWnd = GetHwnd(); RECT rect; ::GetClientRect(hWnd, &rect); @@ -669,12 +791,14 @@ void wxMDIChildFrame::DoSetClientSize(int width, int height) int actual_width = rect2.right - rect2.left - rect.right + width; int actual_height = rect2.bottom - rect2.top - rect.bottom + height; - if (GetStatusBar()) +#if wxUSE_STATUSBAR + if (GetStatusBar() && GetStatusBar()->IsShown()) { int sx, sy; GetStatusBar()->GetSize(&sx, &sy); actual_height += sy; } +#endif // wxUSE_STATUSBAR POINT point; point.x = rect2.left; @@ -685,7 +809,7 @@ void wxMDIChildFrame::DoSetClientSize(int width, int height) wxMDIParentFrame *mdiParent = (wxMDIParentFrame *)GetParent(); ::ScreenToClient((HWND) mdiParent->GetClientWindow()->GetHWND(), &point); - MoveWindow(hWnd, point.x, point.y, actual_width, actual_height, (BOOL)TRUE); + MoveWindow(hWnd, point.x, point.y, actual_width, actual_height, (BOOL)true); wxSizeEvent event(wxSize(width, height), m_windowId); event.SetEventObject( this ); @@ -695,7 +819,7 @@ void wxMDIChildFrame::DoSetClientSize(int width, int height) void wxMDIChildFrame::DoGetPosition(int *x, int *y) const { RECT rect; - GetWindowRect((HWND) GetHWND(), &rect); + GetWindowRect(GetHwnd(), &rect); POINT point; point.x = rect.left; point.y = rect.top; @@ -713,48 +837,63 @@ void wxMDIChildFrame::InternalSetMenuBar() { wxMDIParentFrame *parent = (wxMDIParentFrame *)GetParent(); - HMENU subMenu = GetSubMenu((HMENU)parent->GetWindowMenu(), 0); + InsertWindowMenu(parent->GetClientWindow(), + m_hMenu, GetMDIWindowMenu(parent)); - InsertWindowMenu(parent->GetClientWindow(), m_hMenu, subMenu); + parent->m_parentFrameActive = false; +} - parent->m_parentFrameActive = FALSE; +WXHICON wxMDIChildFrame::GetDefaultIcon() const +{ + // we don't have any standard icons (any more) + return (WXHICON)0; } // --------------------------------------------------------------------------- // MDI operations // --------------------------------------------------------------------------- -void wxMDIChildFrame::Maximize() +void wxMDIChildFrame::Maximize(bool maximize) { wxMDIParentFrame *parent = (wxMDIParentFrame *)GetParent(); if ( parent && parent->GetClientWindow() ) - ::SendMessage( (HWND) parent->GetClientWindow()->GetHWND(), WM_MDIMAXIMIZE, (WPARAM) (HWND) GetHWND(), 0); + { + ::SendMessage(GetWinHwnd(parent->GetClientWindow()), + maximize ? WM_MDIMAXIMIZE : WM_MDIRESTORE, + (WPARAM)GetHwnd(), 0); + } } void wxMDIChildFrame::Restore() { wxMDIParentFrame *parent = (wxMDIParentFrame *)GetParent(); if ( parent && parent->GetClientWindow() ) - ::SendMessage( (HWND) parent->GetClientWindow()->GetHWND(), WM_MDIRESTORE, (WPARAM) (HWND) GetHWND(), 0); + { + ::SendMessage(GetWinHwnd(parent->GetClientWindow()), WM_MDIRESTORE, + (WPARAM) GetHwnd(), 0); + } } void wxMDIChildFrame::Activate() { wxMDIParentFrame *parent = (wxMDIParentFrame *)GetParent(); if ( parent && parent->GetClientWindow() ) - ::SendMessage( (HWND) parent->GetClientWindow()->GetHWND(), WM_MDIACTIVATE, (WPARAM) (HWND) GetHWND(), 0); + { + ::SendMessage(GetWinHwnd(parent->GetClientWindow()), WM_MDIACTIVATE, + (WPARAM) GetHwnd(), 0); + } } // --------------------------------------------------------------------------- // MDI window proc and message handlers // --------------------------------------------------------------------------- -long wxMDIChildFrame::MSWWindowProc(WXUINT message, +WXLRESULT wxMDIChildFrame::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam) { - long rc = 0; - bool processed = FALSE; + WXLRESULT rc = 0; + bool processed = false; switch ( message ) { @@ -769,15 +908,9 @@ long wxMDIChildFrame::MSWWindowProc(WXUINT message, } break; - case WM_SIZE: - processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam); - break; - case WM_GETMINMAXINFO: - // let the default window proc calculate the size of MDI children - // frames because it is based on the size of the MDI client window, - // not on the values specified in wxWindow m_min/max variables - return MSWDefWindowProc(message, wParam, lParam); + processed = HandleGetMinMaxInfo((MINMAXINFO *)lParam); + break; case WM_MDIACTIVATE: { @@ -787,8 +920,25 @@ long wxMDIChildFrame::MSWWindowProc(WXUINT message, processed = HandleMDIActivate(act, hwndAct, hwndDeact); } + // fall through + + case WM_MOVE: + // must pass WM_MOVE to DefMDIChildProc() to recalculate MDI client + // scrollbars if necessary + + // fall through + + case WM_SIZE: + // must pass WM_SIZE to DefMDIChildProc(), otherwise many weird + // things happen + MSWDefWindowProc(message, wParam, lParam); break; + case WM_SYSCOMMAND: + // DefMDIChildProc handles SC_{NEXT/PREV}WINDOW here, so pass it + // the message (the base class version does not) + return MSWDefWindowProc(message, wParam, lParam); + case WM_WINDOWPOSCHANGING: processed = HandleWindowPosChanging((LPWINDOWPOS)lParam); break; @@ -800,51 +950,6 @@ long wxMDIChildFrame::MSWWindowProc(WXUINT message, return rc; } -bool wxMDIChildFrame::HandleSize(int x, int y, WXUINT id) -{ - HWND hwnd = GetHwnd(); - - if ( !hwnd || hwnd == invalidHandle ) - { - return FALSE; - } - - switch (id) - { - case SIZEFULLSCREEN: - case SIZENORMAL: - m_iconized = FALSE; - break; - - case SIZEICONIC: - m_iconized = TRUE; - break; - } - - if ( !m_iconized ) - { - // forward WM_SIZE to status bar control -#if wxUSE_NATIVE_STATUSBAR - if (m_frameStatusBar && m_frameStatusBar->IsKindOf(CLASSINFO(wxStatusBar95))) - { - wxSizeEvent event(wxSize(x, y), m_frameStatusBar->GetId()); - event.SetEventObject( m_frameStatusBar ); - - ((wxStatusBar95 *)m_frameStatusBar)->OnSize(event); - } -#endif // wxUSE_NATIVE_STATUSBAR - - PositionStatusBar(); - PositionToolBar(); - - return wxWindow::HandleSize(x, y, id); - } - else - { - return FALSE; - } -} - bool wxMDIChildFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND hwnd) { // In case it's e.g. a toolbar. @@ -860,18 +965,20 @@ bool wxMDIChildFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND hwnd) wxMenu *popupMenu = wxCurrentPopupMenu; wxCurrentPopupMenu = NULL; if (popupMenu->MSWCommand(cmd, id)) - return TRUE; + return true; } - if (GetMenuBar() && GetMenuBar()->FindItemForId(id)) + bool processed; + if (GetMenuBar() && GetMenuBar()->FindItem(id)) { - ProcessCommand(id); - return TRUE; + processed = ProcessCommand(id); } else - return FALSE; + { + processed = false; + } - return TRUE; + return processed; } bool wxMDIChildFrame::HandleMDIActivate(long WXUNUSED(activate), @@ -886,13 +993,13 @@ bool wxMDIChildFrame::HandleMDIActivate(long WXUNUSED(activate), if ( m_hWnd == hwndAct ) { - activated = TRUE; + activated = true; parent->m_currentChild = this; HMENU child_menu = (HMENU)GetWinMenu(); if ( child_menu ) { - parent->m_parentFrameActive = FALSE; + parent->m_parentFrameActive = false; menuToSet = child_menu; } @@ -900,35 +1007,39 @@ bool wxMDIChildFrame::HandleMDIActivate(long WXUNUSED(activate), else if ( m_hWnd == hwndDeact ) { wxASSERT_MSG( parent->m_currentChild == this, - _T("can't deactivate MDI child which wasn't active!") ); + wxT("can't deactivate MDI child which wasn't active!") ); - activated = FALSE; + activated = false; parent->m_currentChild = NULL; HMENU parent_menu = (HMENU)parent->GetWinMenu(); - if ( parent_menu ) + + // activate the the parent menu only when there is no other child + // that has been activated + if ( parent_menu && !hwndAct ) { - parent->m_parentFrameActive = TRUE; + parent->m_parentFrameActive = true; menuToSet = parent_menu; } } else { - // we have nothing to with it - return FALSE; + // we have nothing to do with it + return false; } if ( menuToSet ) { - HMENU subMenu = GetSubMenu((HMENU) parent->GetWindowMenu(), 0); - - MDISetMenu(parent->GetClientWindow(), menuToSet, subMenu); + MDISetMenu(parent->GetClientWindow(), + menuToSet, GetMDIWindowMenu(parent)); } wxActivateEvent event(wxEVT_ACTIVATE, activated, m_windowId); event.SetEventObject( this ); + ResetWindowStyle((void *)NULL); + return GetEventHandler()->ProcessEvent(event); } @@ -939,32 +1050,64 @@ bool wxMDIChildFrame::HandleWindowPosChanging(void *pos) if (!(lpPos->flags & SWP_NOSIZE)) { RECT rectClient; - DWORD dwExStyle = ::GetWindowLong((HWND) GetHWND(), GWL_EXSTYLE); - DWORD dwStyle = ::GetWindowLong((HWND) GetHWND(), GWL_STYLE); + DWORD dwExStyle = ::GetWindowLong(GetHwnd(), GWL_EXSTYLE); + DWORD dwStyle = ::GetWindowLong(GetHwnd(), GWL_STYLE); if (ResetWindowStyle((void *) & rectClient) && (dwStyle & WS_MAXIMIZE)) { - ::AdjustWindowRectEx(&rectClient, dwStyle, FALSE, dwExStyle); + ::AdjustWindowRectEx(&rectClient, dwStyle, false, dwExStyle); lpPos->x = rectClient.left; lpPos->y = rectClient.top; lpPos->cx = rectClient.right - rectClient.left; lpPos->cy = rectClient.bottom - rectClient.top; } +#if wxUSE_TOOLBAR wxMDIParentFrame* pFrameWnd = (wxMDIParentFrame *)GetParent(); - if (pFrameWnd && pFrameWnd->GetToolBar()) + if (pFrameWnd && pFrameWnd->GetToolBar() && pFrameWnd->GetToolBar()->IsShown()) { pFrameWnd->GetToolBar()->Refresh(); } +#endif } #endif // Win95 - return FALSE; + return false; +} + +bool wxMDIChildFrame::HandleGetMinMaxInfo(void *mmInfo) +{ + MINMAXINFO *info = (MINMAXINFO *)mmInfo; + + // let the default window proc calculate the size of MDI children + // frames because it is based on the size of the MDI client window, + // not on the values specified in wxWindow m_max variables + bool processed = MSWDefWindowProc(WM_GETMINMAXINFO, 0, (LPARAM)mmInfo) != 0; + + int minWidth = GetMinWidth(), + minHeight = GetMinHeight(); + + // but allow GetSizeHints() to set the min size + if ( minWidth != -1 ) + { + info->ptMinTrackSize.x = minWidth; + + processed = true; + } + + if ( minHeight != -1 ) + { + info->ptMinTrackSize.y = minHeight; + + processed = true; + } + + return processed; } // --------------------------------------------------------------------------- // MDI specific message translation/preprocessing // --------------------------------------------------------------------------- -long wxMDIChildFrame::MSWDefWindowProc(WXUINT message, WXUINT wParam, WXLPARAM lParam) +WXLRESULT wxMDIChildFrame::MSWDefWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam) { return DefMDIChildProc(GetHwnd(), (UINT)message, (WPARAM)wParam, (LPARAM)lParam); @@ -972,15 +1115,7 @@ long wxMDIChildFrame::MSWDefWindowProc(WXUINT message, WXUINT wParam, WXLPARAM l bool wxMDIChildFrame::MSWTranslateMessage(WXMSG* msg) { - MSG *pMsg = (MSG *)msg; - if ( m_acceleratorTable.Ok() ) - { - return ::TranslateAccelerator(GetWinHwnd(GetParent()), - GetTableHaccel(m_acceleratorTable), - pMsg) != 0; - } - - return FALSE; + return wxFrame::MSWTranslateMessage(msg); } // --------------------------------------------------------------------------- @@ -989,8 +1124,7 @@ bool wxMDIChildFrame::MSWTranslateMessage(WXMSG* msg) void wxMDIChildFrame::MSWDestroyWindow() { - MSWDetachWindowMenu(); - invalidHandle = (HWND) GetHWND(); + invalidHandle = GetHwnd(); wxMDIParentFrame *parent = (wxMDIParentFrame *)GetParent(); @@ -999,11 +1133,12 @@ void wxMDIChildFrame::MSWDestroyWindow() // the wxFrame is destroyed. HWND oldHandle = (HWND)GetHWND(); -#ifdef __WIN32__ - SendMessage((HWND) parent->GetClientWindow()->GetHWND(), WM_MDIDESTROY, (WPARAM)oldHandle, (LPARAM)0); -#else - SendMessage((HWND) parent->GetClientWindow()->GetHWND(), WM_MDIDESTROY, (WPARAM)oldHandle, 0); -#endif + SendMessage(GetWinHwnd(parent->GetClientWindow()), WM_MDIDESTROY, + (WPARAM)oldHandle, 0); + + if (parent->GetActiveChild() == (wxMDIChildFrame*) NULL) + ResetWindowStyle((void*) NULL); + invalidHandle = 0; if (m_hMenu) @@ -1011,6 +1146,7 @@ void wxMDIChildFrame::MSWDestroyWindow() ::DestroyMenu((HMENU) m_hMenu); m_hMenu = 0; } + wxRemoveHandleAssociation(this); m_hWnd = 0; } @@ -1024,32 +1160,38 @@ bool wxMDIChildFrame::ResetWindowStyle(void *vrect) wxMDIChildFrame* pChild = pFrameWnd->GetActiveChild(); if (!pChild || (pChild == this)) { - DWORD dwStyle = ::GetWindowLong((HWND) pFrameWnd->GetClientWindow()->GetHWND(), GWL_EXSTYLE); - DWORD dwThisStyle = ::GetWindowLong((HWND) GetHWND(), GWL_STYLE); + HWND hwndClient = GetWinHwnd(pFrameWnd->GetClientWindow()); + DWORD dwStyle = ::GetWindowLong(hwndClient, GWL_EXSTYLE); + + // we want to test whether there is a maximized child, so just set + // dwThisStyle to 0 if there is no child at all + DWORD dwThisStyle = pChild + ? ::GetWindowLong(GetWinHwnd(pChild), GWL_STYLE) : 0; DWORD dwNewStyle = dwStyle; - if (pChild != NULL && (dwThisStyle & WS_MAXIMIZE)) + if ( dwThisStyle & WS_MAXIMIZE ) dwNewStyle &= ~(WS_EX_CLIENTEDGE); else dwNewStyle |= WS_EX_CLIENTEDGE; if (dwStyle != dwNewStyle) { - HWND hwnd = GetWinHwnd(pFrameWnd->GetClientWindow()); - ::RedrawWindow(hwnd, NULL, NULL, RDW_INVALIDATE | RDW_ALLCHILDREN); - ::SetWindowLong(hwnd, GWL_EXSTYLE, dwNewStyle); - ::SetWindowPos(hwnd, NULL, 0, 0, 0, 0, + // force update of everything + ::RedrawWindow(hwndClient, NULL, NULL, + RDW_INVALIDATE | RDW_ALLCHILDREN); + ::SetWindowLong(hwndClient, GWL_EXSTYLE, dwNewStyle); + ::SetWindowPos(hwndClient, NULL, 0, 0, 0, 0, SWP_FRAMECHANGED | SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOCOPYBITS); if (rect) - ::GetClientRect(hwnd, rect); + ::GetClientRect(hwndClient, rect); - return TRUE; + return true; } } #endif // Win95 - return FALSE; + return false; } // =========================================================================== @@ -1059,16 +1201,18 @@ bool wxMDIChildFrame::ResetWindowStyle(void *vrect) bool wxMDIClientWindow::CreateClient(wxMDIParentFrame *parent, long style) { - m_backgroundColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE); + m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE); CLIENTCREATESTRUCT ccs; m_windowStyle = style; m_parent = parent; - ccs.hWindowMenu = (HMENU)parent->GetWindowMenu(); + ccs.hWindowMenu = GetMDIWindowMenu(parent); ccs.idFirstChild = wxFIRST_MDI_CHILD; - DWORD msStyle = WS_VISIBLE | WS_CHILD | WS_CLIPCHILDREN; + DWORD msStyle = MDIS_ALLCHILDSTYLES | WS_VISIBLE | WS_CHILD | + WS_CLIPCHILDREN | WS_CLIPSIBLINGS; + if ( style & wxHSCROLL ) msStyle |= WS_HSCROLL; if ( style & wxVSCROLL ) @@ -1080,11 +1224,11 @@ bool wxMDIClientWindow::CreateClient(wxMDIParentFrame *parent, long style) DWORD exStyle = 0; #endif - wxWndHook = this; + wxWindowCreationHook hook(this); m_hWnd = (WXHWND)::CreateWindowEx ( exStyle, - _T("MDICLIENT"), + wxT("MDICLIENT"), NULL, msStyle, 0, 0, 0, 0, @@ -1094,15 +1238,14 @@ bool wxMDIClientWindow::CreateClient(wxMDIParentFrame *parent, long style) (LPSTR)(LPCLIENTCREATESTRUCT)&ccs); if ( !m_hWnd ) { - wxLogLastError("CreateWindowEx(MDI client)"); + wxLogLastError(wxT("CreateWindowEx(MDI client)")); - return FALSE; + return false; } SubclassWin(m_hWnd); - wxWndHook = NULL; - return TRUE; + return true; } // Explicitly call default scroll behaviour @@ -1122,6 +1265,58 @@ void wxMDIClientWindow::OnScroll(wxScrollEvent& event) event.Skip(); } +void wxMDIClientWindow::DoSetSize(int x, int y, int width, int height, int sizeFlags) +{ + // Try to fix a problem whereby if you show an MDI child frame, then reposition the + // client area, you can end up with a non-refreshed portion in the client window + // (see OGL studio sample). So check if the position is changed and if so, + // redraw the MDI child frames. + + wxPoint oldPos = GetPosition(); + + wxWindow::DoSetSize(x, y, width, height, sizeFlags); + + wxPoint newPos = GetPosition(); + + if ((newPos.x != oldPos.x) || (newPos.y != oldPos.y)) + { + if (GetParent()) + { + wxWindowList::compatibility_iterator node = GetParent()->GetChildren().GetFirst(); + while (node) + { + wxWindow *child = node->GetData(); + if (child->IsKindOf(CLASSINFO(wxMDIChildFrame))) + { + ::RedrawWindow(GetHwndOf(child), + NULL, + NULL, + RDW_FRAME | + RDW_ALLCHILDREN | + RDW_INVALIDATE); + } + node = node->GetNext(); + } + } + } +} + +void wxMDIChildFrame::OnIdle(wxIdleEvent& event) +{ + // MDI child frames get their WM_SIZE when they're constructed but at this + // moment they don't have any children yet so all child windows will be + // positioned incorrectly when they are added later - to fix this, we + // generate an artificial size event here + if ( m_needsResize ) + { + m_needsResize = false; // avoid any possibility of recursion + + SendSizeEvent(); + } + + event.Skip(); +} + // --------------------------------------------------------------------------- // non member functions // --------------------------------------------------------------------------- @@ -1130,14 +1325,17 @@ static void MDISetMenu(wxWindow *win, HMENU hmenuFrame, HMENU hmenuWindow) { ::SendMessage(GetWinHwnd(win), WM_MDISETMENU, #ifdef __WIN32__ - (WPARAM)hmenuFrame, (LPARAM)hmenuWindow); + (WPARAM)hmenuFrame, (LPARAM)hmenuWindow #else - 0, MAKELPARAM(hmenuFrame, hmenuWindow)); + 0, MAKELPARAM(hmenuFrame, hmenuWindow) #endif + ); // update menu bar of the parent window wxWindow *parent = win->GetParent(); - wxCHECK_RET( parent, _T("MDI client without parent frame? weird...") ); + wxCHECK_RET( parent, wxT("MDI client without parent frame? weird...") ); + + ::SendMessage(GetWinHwnd(win), WM_MDIREFRESHMENU, 0, 0L); ::DrawMenuBar(GetWinHwnd(parent)); } @@ -1146,46 +1344,89 @@ static void InsertWindowMenu(wxWindow *win, WXHMENU menu, HMENU subMenu) { // Try to insert Window menu in front of Help, otherwise append it. HMENU hmenu = (HMENU)menu; - int N = GetMenuItemCount(hmenu); - bool success = FALSE; - for ( int i = 0; i < N; i++ ) + + if (subMenu) { - wxChar buf[256]; - int chars = GetMenuString(hmenu, i, buf, WXSIZEOF(buf), MF_BYPOSITION); - if ( chars == 0 ) + int N = GetMenuItemCount(hmenu); + bool success = false; + for ( int i = 0; i < N; i++ ) { - wxLogLastError(_T("GetMenuString")); + wxChar buf[256]; + int chars = GetMenuString(hmenu, i, buf, WXSIZEOF(buf), MF_BYPOSITION); + if ( chars == 0 ) + { + wxLogLastError(wxT("GetMenuString")); + + continue; + } - continue; + if ( wxStripMenuCodes(wxString(buf)).IsSameAs(_("Help")) ) + { + success = true; + ::InsertMenu(hmenu, i, MF_BYPOSITION | MF_POPUP | MF_STRING, + (UINT)subMenu, _("&Window")); + break; + } } - if ( wxStripMenuCodes(wxString(buf)).IsSameAs(_("Help")) ) + if ( !success ) { - success = TRUE; - ::InsertMenu(hmenu, i, MF_BYPOSITION | MF_POPUP | MF_STRING, - (UINT)subMenu, _T("&Window")); - break; + ::AppendMenu(hmenu, MF_POPUP, (UINT)subMenu, _("&Window")); } } - if ( !success ) + MDISetMenu(win, hmenu, subMenu); +} + +static void RemoveWindowMenu(wxWindow *win, WXHMENU menu) +{ + HMENU hMenu = (HMENU)menu; + + if ( hMenu ) { - ::AppendMenu(hmenu, MF_POPUP, (UINT)subMenu, _("&Window")); + wxChar buf[1024]; + + int N = ::GetMenuItemCount(hMenu); + for ( int i = 0; i < N; i++ ) + { + if ( !::GetMenuString(hMenu, i, buf, WXSIZEOF(buf), MF_BYPOSITION) ) + { + // Ignore successful read of menu string with length 0 which + // occurs, for example, for a maximized MDI childs system menu + if ( ::GetLastError() != 0 ) + { + wxLogLastError(wxT("GetMenuString")); + } + + continue; + } + + if ( wxStrcmp(buf, _("&Window")) == 0 ) + { + if ( !::RemoveMenu(hMenu, i, MF_BYPOSITION) ) + { + wxLogLastError(wxT("RemoveMenu")); + } + + break; + } + } } - MDISetMenu(win, hmenu, subMenu); + if ( win ) + { + // we don't change the windows menu, but we update the main one + MDISetMenu(win, hMenu, NULL); + } } static void UnpackMDIActivate(WXWPARAM wParam, WXLPARAM lParam, WXWORD *activate, WXHWND *hwndAct, WXHWND *hwndDeact) { -#ifdef __WIN32__ - *activate = TRUE; + *activate = true; *hwndAct = (WXHWND)lParam; *hwndDeact = (WXHWND)wParam; -#else // Win16 - *activate = (WXWORD)wParam; - *hwndAct = (WXHWND)LOWORD(lParam); - *hwndDeact = (WXHWND)HIWORD(lParam); -#endif // Win32/Win16 } + +#endif // wxUSE_MDI && !defined(__WXUNIVERSAL__) +