// 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
/////////////////////////////////////////////////////////////////////////////
// ===========================================================================
// headers
// ---------------------------------------------------------------------------
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "mdi.h"
#endif
#pragma hdrstop
#endif
+#if wxUSE_MDI && !defined(__WXUNIVERSAL__)
+
#ifndef WX_PRECOMP
#include "wx/setup.h"
#include "wx/frame.h"
// global variables
// ---------------------------------------------------------------------------
-extern wxWindowList wxModelessWindows; // from dialog.cpp
extern wxMenu *wxCurrentPopupMenu;
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 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;
m_clientWindow = NULL;
m_currentChild = NULL;
m_windowMenu = (wxMenu*) NULL;
- m_parentFrameActive = TRUE;
+ m_parentFrameActive = true;
}
bool wxMDIParentFrame::Create(wxWindow *parent,
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;
+ m_parentFrameActive = true;
if (!parent)
wxTopLevelWindows.Append(this);
if ( parent )
parent->AddChild(this);
- if ( id > -1 )
+ if ( id != wxID_ANY )
m_windowId = id;
else
m_windowId = NewControlId();
- long exflags;
- long msflags = MSWGetCreateWindowFlags(&exflags);
+ WXDWORD exflags;
+ WXDWORD msflags = MSWGetCreateWindowFlags(&exflags);
+ msflags &= ~WS_VSCROLL;
+ msflags &= ~WS_HSCROLL;
if ( !wxWindow::MSWCreate(wxMDIFrameClassName,
title,
msflags,
exflags) )
{
- return FALSE;
+ return false;
}
- wxModelessWindows.Append(this);
-
// unlike (almost?) all other windows, frames are created hidden
- m_isShown = FALSE;
+ m_isShown = false;
- return TRUE;
+ return true;
}
wxMDIParentFrame::~wxMDIParentFrame()
{
- DestroyChildren();
-
- // already delete by DestroyChildren()
+ // see comment in ~wxMDIChildFrame
+#if wxUSE_TOOLBAR
m_frameToolBar = NULL;
+#endif
+#if wxUSE_STATUSBAR
m_frameStatusBar = NULL;
+#endif // wxUSE_STATUSBAR
+
+ DestroyChildren();
if (m_windowMenu)
{
if ( m_hMenu )
{
::DestroyMenu((HMENU)m_hMenu);
- m_hMenu = NULL;
+ m_hMenu = (WXHMENU)NULL;
}
if ( m_clientWindow )
void wxMDIParentFrame::InternalSetMenuBar()
{
- m_parentFrameActive = TRUE;
+ m_parentFrameActive = true;
InsertWindowMenu(GetClientWindow(), m_hMenu, GetMDIWindowMenu(this));
}
}
}
+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() )
WXHICON wxMDIParentFrame::GetDefaultIcon() const
{
- return (WXHICON)(wxSTD_MDIPARENTFRAME_ICON ? wxSTD_MDIPARENTFRAME_ICON
- : wxDEFAULT_MDIPARENTFRAME_ICON);
+ // we don't have any standard icons (any more)
+ return (WXHICON)0;
}
// ---------------------------------------------------------------------------
// 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 )
{
(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 surprizingly!) won't work
+ // commands (and sys commands - more surprisingly!) won't work
MSWDefWindowProc(message, wParam, lParam);
break;
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:
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
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;
// is it one of standard MDI commands?
WXWPARAM wParam = 0;
+ WXLPARAM lParam = 0;
int msg;
switch ( id )
{
case IDM_WINDOWNEXT:
msg = WM_MDINEXT;
+ lParam = 0; // next child
+ break;
+
+ case IDM_WINDOWPREV:
+ msg = WM_MDINEXT;
+ lParam = 1; // previous child
break;
default:
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());
::SendMessage( GetWinHwnd(GetClientWindow()),
WM_MDIACTIVATE,
(WPARAM)child->GetHWND(), 0);
- return TRUE;
+ return true;
}
}
node = node->GetNext();
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)
{
if ( m_currentChild && m_currentChild->GetHWND() &&
m_currentChild->MSWTranslateMessage(msg) )
{
- return TRUE;
+ return true;
}
// 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;
}
// ===========================================================================
void wxMDIChildFrame::Init()
{
- m_needsResize = TRUE;
+ m_needsResize = true;
+ m_needsInitialShow = true;
}
bool wxMDIChildFrame::Create(wxMDIParentFrame *parent,
const wxString& name)
{
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();
MDICREATESTRUCT mcs;
- mcs.szClass = style & wxNO_FULL_REPAINT_ON_RESIZE
- ? wxMDIChildFrameClassNameNoRedraw
- : 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 | WS_THICKFRAME | WS_VISIBLE ;
+ DWORD msflags = WS_OVERLAPPED | WS_CLIPCHILDREN;
if (style & wxMINIMIZE_BOX)
msflags |= WS_MINIMIZEBOX;
if (style & wxMAXIMIZE_BOX)
wxAssociateWinWithHandle((HWND) GetHWND(), this);
- wxModelessWindows.Append(this);
-
- return TRUE;
+ return true;
}
wxMDIChildFrame::~wxMDIChildFrame()
{
- DestroyChildren();
-
- // already deleted by DestroyChildren()
+ // 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();
}
+bool wxMDIChildFrame::Show(bool show)
+{
+ m_needsInitialShow = false;
+ return wxFrame::Show(show);
+}
+
// 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 = GetHwnd();
int actual_width = rect2.right - rect2.left - rect.right + width;
int actual_height = rect2.bottom - rect2.top - rect.bottom + height;
+#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;
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);
+ wxSize size(width, height);
+ wxSizeEvent event(size, m_windowId);
event.SetEventObject( this );
GetEventHandler()->ProcessEvent(event);
}
InsertWindowMenu(parent->GetClientWindow(),
m_hMenu, GetMDIWindowMenu(parent));
- parent->m_parentFrameActive = FALSE;
+ parent->m_parentFrameActive = false;
}
WXHICON wxMDIChildFrame::GetDefaultIcon() const
{
- return (WXHICON)(wxSTD_MDICHILDFRAME_ICON ? wxSTD_MDICHILDFRAME_ICON
- : wxDEFAULT_MDICHILDFRAME_ICON);
+ // we don't have any standard icons (any more)
+ return (WXHICON)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 )
{
wxMenu *popupMenu = wxCurrentPopupMenu;
wxCurrentPopupMenu = NULL;
if (popupMenu->MSWCommand(cmd, id))
- return TRUE;
+ return true;
}
bool processed;
}
else
{
- processed = FALSE;
+ processed = false;
}
return processed;
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;
}
wxASSERT_MSG( parent->m_currentChild == this,
wxT("can't deactivate MDI child which wasn't active!") );
- activated = FALSE;
+ activated = false;
parent->m_currentChild = NULL;
HMENU parent_menu = (HMENU)parent->GetWinMenu();
// that has been activated
if ( parent_menu && !hwndAct )
{
- parent->m_parentFrameActive = TRUE;
+ parent->m_parentFrameActive = true;
menuToSet = parent_menu;
}
else
{
// we have nothing to do with it
- return FALSE;
+ return false;
}
if ( menuToSet )
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() && pFrameWnd->GetToolBar()->IsShown())
{
pFrameWnd->GetToolBar()->Refresh();
}
+#endif
}
#endif // Win95
- return FALSE;
+ return false;
}
bool wxMDIChildFrame::HandleGetMinMaxInfo(void *mmInfo)
// 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 ( m_minWidth != -1 )
+ if ( minWidth != -1 )
{
- info->ptMinTrackSize.x = m_minWidth;
+ info->ptMinTrackSize.x = minWidth;
- processed = TRUE;
+ processed = true;
}
- if ( m_minHeight != -1 )
+ if ( minHeight != -1 )
{
- info->ptMinTrackSize.y = m_minHeight;
+ info->ptMinTrackSize.y = minHeight;
- processed = TRUE;
+ processed = true;
}
- return 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);
if (rect)
::GetClientRect(hwndClient, rect);
- return TRUE;
+ return true;
}
}
#endif // Win95
- return FALSE;
+ return false;
}
// ===========================================================================
{
wxLogLastError(wxT("CreateWindowEx(MDI client)"));
- return FALSE;
+ return false;
}
SubclassWin(m_hWnd);
- return TRUE;
+ return true;
}
// Explicitly call default scroll behaviour
{
if (GetParent())
{
- wxNode* node = GetParent()->GetChildren().First();
+ wxWindowList::compatibility_iterator node = GetParent()->GetChildren().GetFirst();
while (node)
{
- wxWindow* child = (wxWindow*) node->Data();
+ wxWindow *child = node->GetData();
if (child->IsKindOf(CLASSINFO(wxMDIChildFrame)))
{
- HWND hWnd = (HWND) child->GetHWND();
- ::RedrawWindow(hWnd, NULL, NULL, RDW_FRAME|RDW_ALLCHILDREN|RDW_INVALIDATE );
+ ::RedrawWindow(GetHwndOf(child),
+ NULL,
+ NULL,
+ RDW_FRAME |
+ RDW_ALLCHILDREN |
+ RDW_INVALIDATE);
}
- node = node->Next();
+ node = node->GetNext();
}
}
}
void wxMDIChildFrame::OnIdle(wxIdleEvent& event)
{
+ // wxMSW prior to 2.5.3 created MDI child frames as visible, which resulted
+ // in flicker e.g. when the frame contained controls with non-trivial
+ // layout. Since 2.5.3, the frame is created hidden as all other top level
+ // windows. In order to maintain backward compatibility, the frame is shown
+ // in OnIdle, unless Show(false) was called by the programmer before.
+ if ( m_needsInitialShow )
+ {
+ Show(true);
+ }
+
// 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
+ m_needsResize = false; // avoid any possibility of recursion
SendSizeEvent();
}
wxWindow *parent = win->GetParent();
wxCHECK_RET( parent, wxT("MDI client without parent frame? weird...") );
-#ifndef __WIN16__
::SendMessage(GetWinHwnd(win), WM_MDIREFRESHMENU, 0, 0L);
-#endif
::DrawMenuBar(GetWinHwnd(parent));
}
if (subMenu)
{
int N = GetMenuItemCount(hmenu);
- bool success = FALSE;
+ bool success = false;
for ( int i = 0; i < N; i++ )
{
wxChar buf[256];
if ( wxStripMenuCodes(wxString(buf)).IsSameAs(_("Help")) )
{
- success = TRUE;
+ success = true;
::InsertMenu(hmenu, i, MF_BYPOSITION | MF_POPUP | MF_STRING,
(UINT)subMenu, _("&Window"));
break;
{
if ( !::GetMenuString(hMenu, i, buf, WXSIZEOF(buf), MF_BYPOSITION) )
{
- wxLogLastError(wxT("GetMenuString"));
+ // 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;
}
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__)
+
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