/////////////////////////////////////////////////////////////////////////////
-// 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
/////////////////////////////////////////////////////////////////////////////
// ===========================================================================
#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"
#endif
+#if wxUSE_MDI_ARCHITECTURE && !defined(__WXUNIVERSAL__)
+
#include "wx/mdi.h"
#include "wx/msw/private.h"
-#if wxUSE_NATIVE_STATUSBAR
- #include <wx/msw/statbr95.h>
+#if wxUSE_STATUSBAR && wxUSE_NATIVE_STATUSBAR
+ #include "wx/msw/statbr95.h"
#endif
+#if wxUSE_TOOLBAR
+ #include "wx/toolbar.h"
+#endif // wxUSE_TOOLBAR
+
#include <string.h>
// ---------------------------------------------------------------------------
extern wxWindowList wxModelessWindows; // from dialog.cpp
extern wxMenu *wxCurrentPopupMenu;
-extern char wxMDIFrameClassName[];
-extern char wxMDIChildFrameClassName[];
-extern wxWindow *wxWndHook; // from window.cpp
+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);
-extern wxList *wxWinHandleList;
+static HWND invalidHandle = 0;
// ---------------------------------------------------------------------------
// constants
// ---------------------------------------------------------------------------
static const int IDM_WINDOWTILE = 4001;
+static const int IDM_WINDOWTILEHOR = 4001;
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;
static const int wxTHICK_LINE_BORDER = 3;
static const int wxTHICK_LINE_WIDTH = 1;
+// ---------------------------------------------------------------------------
+// private functions
+// ---------------------------------------------------------------------------
+
+// set the MDI menus (by sending the WM_MDISETMENU message) and update the menu
+// of the parent of win (which is supposed to be the MDI client window)
+static void MDISetMenu(wxWindow *win, HMENU hmenuFrame, HMENU hmenuWindow);
+
+// insert the window menu (subMenu) into menu just before "Help" submenu or at
+// 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
// ===========================================================================
// 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_ACTIVATE(wxMDIParentFrame::OnActivate)
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()
-// ---------------------------------------------------------------------------
-// wxMDIParentFrame
-// ---------------------------------------------------------------------------
+// ===========================================================================
+// wxMDIParentFrame: the frame which contains the client window which manages
+// the children
+// ===========================================================================
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,
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);
SetName(name);
m_windowStyle = style;
- if (parent) parent->AddChild(this);
+ if ( parent )
+ parent->AddChild(this);
if ( id > -1 )
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(), "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);
- return TRUE;
+ // unlike (almost?) all other windows, frames are created hidden
+ m_isShown = false;
+
+ return true;
}
wxMDIParentFrame::~wxMDIParentFrame()
{
- DestroyChildren();
+ DestroyChildren();
- DestroyMenu((HMENU) m_windowMenu); // Destroy dummy "Window" menu
- m_windowMenu = 0;
+ // already delete by DestroyChildren()
+ m_frameToolBar = NULL;
+ m_frameStatusBar = NULL;
- if (m_clientWindow->MSWGetOldWndProc())
- m_clientWindow->UnsubclassWin();
+ if (m_windowMenu)
+ {
+ delete m_windowMenu;
+ m_windowMenu = (wxMenu*) NULL;
+ }
- m_clientWindow->SetHWND(0);
- delete m_clientWindow;
-}
+ // 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;
+ }
-void wxMDIParentFrame::SetMenuBar(wxMenuBar *menu_bar)
-{
- if (!menu_bar)
- {
- m_frameMenuBar = NULL;
- return;
- }
+ if ( m_clientWindow )
+ {
+ if ( m_clientWindow->MSWGetOldWndProc() )
+ m_clientWindow->UnsubclassWin();
- if ( menu_bar->IsAttached() )
- return;
+ m_clientWindow->SetHWND(0);
+ delete m_clientWindow;
+ }
+}
- m_hMenu = menu_bar->Create();
+#if wxUSE_MENUS_NATIVE
- if (m_frameMenuBar)
- delete m_frameMenuBar;
+void wxMDIParentFrame::InternalSetMenuBar()
+{
+ m_parentFrameActive = true;
- // MDI parent-specific code follows
+ InsertWindowMenu(GetClientWindow(), m_hMenu, GetMDIWindowMenu(this));
+}
- HMENU subMenu = GetSubMenu((HMENU) m_windowMenu, 0);
+#endif // wxUSE_MENUS_NATIVE
- // Try to insert Window menu in front of Help, otherwise append it.
- HMENU menu = (HMENU)m_hMenu;
- int N = GetMenuItemCount(menu);
- bool success = FALSE;
- for (int i = 0; i < N; i++)
- {
- char buf[100];
- int chars = GetMenuString(menu, i, buf, 100, MF_BYPOSITION);
- if ((chars > 0) && (strcmp(buf, "&Help") == 0 ||
- strcmp(buf, "Help") == 0))
+void wxMDIParentFrame::SetWindowMenu(wxMenu* menu)
+{
+ if (m_windowMenu)
+ {
+ if (GetMenuBar())
{
- success = TRUE;
- InsertMenu(menu, i, MF_BYPOSITION | MF_POPUP | MF_STRING,
- (UINT)subMenu, "&Window");
- break;
+ // Remove old window menu
+ RemoveWindowMenu(GetClientWindow(), m_hMenu);
}
- }
- if (!success)
- AppendMenu(menu, MF_POPUP,
- (UINT)subMenu,
- "&Window");
- m_parentFrameActive = TRUE;
-#ifdef __WIN32__
- SendMessage((HWND) GetClientWindow()->GetHWND(), WM_MDISETMENU,
- (WPARAM)menu,
- (LPARAM)subMenu);
-#else
- SendMessage((HWND) GetClientWindow()->GetHWND(), WM_MDISETMENU, 0,
- MAKELPARAM(menu, subMenu));
-#endif
- DrawMenuBar((HWND) GetHWND());
- m_frameMenuBar = menu_bar;
- menu_bar->Attach(this);
-}
+ delete m_windowMenu;
+ m_windowMenu = (wxMenu*) NULL;
+ }
-void wxMDIParentFrame::OnSize(wxSizeEvent& event)
-{
-#if wxUSE_CONSTRAINTS
- if ( GetAutoLayout() )
+ if (menu)
{
- Layout();
- return;
+ m_windowMenu = menu;
+ if (GetMenuBar())
+ {
+ InsertWindowMenu(GetClientWindow(), m_hMenu,
+ GetHmenuOf(m_windowMenu));
+ }
}
-#endif // wxUSE_CONSTRAINTS
-
- int x = 0;
- int y = 0;
- int width, height;
- GetClientSize(&width, &height);
-
- if ( GetClientWindow() )
- GetClientWindow()->SetSize(x, y, width, height);
}
-void wxMDIParentFrame::OnActivate(wxActivateEvent& event)
+void wxMDIParentFrame::OnSize(wxSizeEvent&)
{
- // Do nothing
+ if ( GetClientWindow() )
+ {
+ int width, height;
+ GetClientSize(&width, &height);
+
+ GetClientWindow()->SetSize(0, 0, width, height);
+ }
}
// Returns the active MDI child window
{
if ( m_clientWindow )
{
- m_clientWindow->SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
+ m_clientWindow->SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
m_clientWindow->Refresh();
}
-/*
- if ( m_frameToolBar )
- {
- wxSysColourChangedEvent event2;
- event2.eventObject = m_frameToolBar;
- m_frameToolBar->GetEventHandler()->ProcessEvent(event2);
- }
-*/
- // Propagate the event to the non-top-level children
- wxFrame::OnSysColourChanged(event);
+ event.Skip();
+}
+
+WXHICON wxMDIParentFrame::GetDefaultIcon() const
+{
+ return (WXHICON)(wxSTD_MDIPARENTFRAME_ICON ? wxSTD_MDIPARENTFRAME_ICON
+ : wxDEFAULT_MDIPARENTFRAME_ICON);
}
+// ---------------------------------------------------------------------------
// MDI operations
+// ---------------------------------------------------------------------------
+
void wxMDIParentFrame::Cascade()
{
::SendMessage(GetWinHwnd(GetClientWindow()), WM_MDICASCADE, 0, 0);
}
+// TODO: add a direction argument (hor/vert)
void wxMDIParentFrame::Tile()
{
::SendMessage(GetWinHwnd(GetClientWindow()), WM_MDITILE, MDITILE_HORIZONTAL, 0);
::SendMessage(GetWinHwnd(GetClientWindow()), WM_MDINEXT, 0, 1);
}
+// ---------------------------------------------------------------------------
// the MDI parent frame window proc
+// ---------------------------------------------------------------------------
+
long wxMDIParentFrame::MSWWindowProc(WXUINT message,
WXWPARAM wParam,
WXLPARAM lParam)
{
long rc = 0;
- bool processed = FALSE;
+ bool processed = false;
switch ( message )
{
+ case WM_ACTIVATE:
+ {
+ WXWORD state, minimized;
+ WXHWND hwnd;
+ UnpackActivate(wParam, lParam, &state, &minimized, &hwnd);
+
+ processed = HandleActivate(state, minimized != 0, hwnd);
+ }
+ break;
+
+ case WM_COMMAND:
+ {
+ WXWORD id, cmd;
+ WXHWND hwnd;
+ UnpackCommand(wParam, lParam, &id, &hwnd, &cmd);
+
+ (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 did it,
+ // so pretend we processed the message anyhow
+ 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:
m_clientWindow = OnCreateClient();
// Uses own style for client style
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:
{
- WORD item = (WORD)wParam;
-#ifdef __WIN32__
- WORD flags = HIWORD(wParam);
- HMENU menu = (HMENU)lParam;
-#else
- WORD flags = LOWORD(lParam);
- HMENU menu = (HMENU)HIWORD(lParam);
-#endif
+ WXWORD item, flags;
+ WXHMENU hmenu;
+ UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
+
if ( m_parentFrameActive )
{
- processed = HandleMenuSelect(item, flags, (WXHMENU)menu);
+ processed = HandleMenuSelect(item, flags, hmenu);
}
else if (m_currentChild)
{
processed = m_currentChild->
- HandleMenuSelect(item, flags, (WXHMENU)menu);
+ HandleMenuSelect(item, flags, hmenu);
}
}
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 )
return rc;
}
-bool wxMDIParentFrame::MSWOnActivate(int state, bool minimized, WXHWND activate)
+bool wxMDIParentFrame::HandleActivate(int state, bool minimized, WXHWND activate)
{
- bool processed = FALSE;
+ bool processed = false;
- if ( wxWindow::MSWOnActivate(state, minimized, activate) )
+ 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
// to the current child.
- if ( (m_currentChild != NULL) &&
+ 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;
}
-bool wxMDIParentFrame::MSWOnCommand(WXWORD id, WXWORD cmd, WXHWND control)
+bool wxMDIParentFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND hwnd)
{
-// if (cmd == 0) // Why did I do this test?
- {
// In case it's e.g. a toolbar.
- wxWindow *win = wxFindWinFromHandle(control);
- if (win)
- return win->MSWCommand(cmd, id);
-
-/*
- if (wxCurrentPopupMenu)
+ if ( hwnd )
{
- wxMenu *popupMenu = wxCurrentPopupMenu;
- wxCurrentPopupMenu = NULL;
- if (!popupMenu->MSWCommand(cmd, id))
- return TRUE;
+ wxWindow *win = wxFindWinFromHandle(hwnd);
+ if ( win )
+ return win->MSWCommand(cmd, id);
}
-*/
- switch (id)
+ // is it one of standard MDI commands?
+ WXWPARAM wParam = 0;
+ WXLPARAM lParam = 0;
+ int msg;
+ switch ( id )
{
- case IDM_WINDOWCASCADE:
- SendMessage((HWND) GetClientWindow()->GetHWND(), WM_MDICASCADE, MDITILE_SKIPDISABLED, 0);
- return TRUE;
- case IDM_WINDOWTILE:
- SendMessage((HWND) GetClientWindow()->GetHWND(), WM_MDITILE, MDITILE_HORIZONTAL, 0);
- return TRUE;
- case IDM_WINDOWICONS:
- SendMessage((HWND) GetClientWindow()->GetHWND(), WM_MDIICONARRANGE, 0, 0);
- return TRUE;
- case IDM_WINDOWNEXT:
- SendMessage((HWND) GetClientWindow()->GetHWND(), WM_MDINEXT, 0, 0);
- return TRUE;
- default:
- break;
- }
- if (id >= 0xF000)
- {
- return FALSE; // Get WndProc to call default proc
+ case IDM_WINDOWCASCADE:
+ msg = WM_MDICASCADE;
+ wParam = MDITILE_SKIPDISABLED;
+ break;
+
+ case IDM_WINDOWTILEHOR:
+ wParam |= MDITILE_HORIZONTAL;
+ // fall through
+
+ case IDM_WINDOWTILEVERT:
+ if ( !wParam )
+ wParam = MDITILE_VERTICAL;
+ msg = WM_MDITILE;
+ wParam |= MDITILE_SKIPDISABLED;
+ break;
+
+ case IDM_WINDOWICONS:
+ msg = WM_MDIICONARRANGE;
+ break;
+
+ case IDM_WINDOWNEXT:
+ msg = WM_MDINEXT;
+ lParam = 0; // next child
+ break;
+
+ case IDM_WINDOWPREV:
+ msg = WM_MDINEXT;
+ lParam = 1; // previous child
+ break;
+
+ default:
+ msg = 0;
}
- if (m_parentFrameActive && (id < wxFIRST_MDI_CHILD || id > wxLAST_MDI_CHILD))
+ if ( msg )
{
- ProcessCommand(id);
- return TRUE;
+ ::SendMessage(GetWinHwnd(GetClientWindow()), msg, wParam, lParam);
+
+ return true;
}
- else if (m_currentChild && (id < wxFIRST_MDI_CHILD || id > wxLAST_MDI_CHILD))
+
+ // FIXME VZ: what does this test do??
+ if (id >= 0xF000)
{
- return m_currentChild->MSWOnCommand(id, cmd, control);
+ return false; // Get WndProc to call default proc
}
- }
- if (id >= wxFIRST_MDI_CHILD && id <= wxLAST_MDI_CHILD)
- {
- wxNode* node = GetChildren().First();
- while (node)
+
+ if ( IsMdiCommandId(id) )
{
- wxWindow* child = (wxWindow*) node->Data();
- if (child->GetHWND())
+ wxWindowList::Node *node = GetChildren().GetFirst();
+ while ( node )
{
-#ifdef __WIN32__
- long childId = GetWindowLong((HWND) child->GetHWND(), GWL_ID);
-#else
- long childId = GetWindowWord((HWND) child->GetHWND(), GWW_ID);
-#endif
- if (childId == id)
+ wxWindow *child = node->GetData();
+ if ( child->GetHWND() )
{
- ::SendMessage( (HWND) GetClientWindow()->GetHWND(), WM_MDIACTIVATE, (WPARAM) (HWND) child->GetHWND(), 0);
- return TRUE;
+ long childId = wxGetWindowId(child->GetHWND());
+ if (childId == (long)id)
+ {
+ ::SendMessage( GetWinHwnd(GetClientWindow()),
+ WM_MDIACTIVATE,
+ (WPARAM)child->GetHWND(), 0);
+ return true;
+ }
}
+ node = node->GetNext();
}
- node = node->Next();
}
-/*
- wxWindow* child = FindItem(id);
- if (child)
+ else if ( m_parentFrameActive )
{
- ::SendMessage( (HWND) GetClientWindow()->GetHWND(), WM_MDIACTIVATE, (WPARAM) (HWND) child->GetHWND(), 0);
- return TRUE;
+ return ProcessCommand(id);
+ }
+ else if ( m_currentChild )
+ {
+ return m_currentChild->HandleCommand(id, cmd, hwnd);
+ }
+ else
+ {
+ // 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(wxT("MDI parent frame is not active, yet there is no active MDI child?"));
}
-*/
- }
- return wxWindow::MSWOnCommand(id, cmd, control);
+ return false;
}
-long wxMDIParentFrame::MSWDefWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
+long wxMDIParentFrame::MSWDefWindowProc(WXUINT message,
+ WXWPARAM wParam,
+ WXLPARAM lParam)
{
WXHWND clientWnd;
if ( GetClientWindow() )
return DefFrameProc(GetHwnd(), (HWND)clientWnd, message, wParam, lParam);
}
-bool wxMDIParentFrame::MSWProcessMessage(WXMSG* msg)
-{
- return m_currentChild && m_currentChild->GetHWND() &&
- m_currentChild->MSWProcessMessage(msg);
-}
-
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_active = FALSE;
+ m_needsResize = true;
}
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 )
m_windowId = id;
else
m_windowId = (int)NewControlId();
- if (parent) parent->AddChild(this);
-
- wxWndHook = this;
+ if ( parent )
+ {
+ parent->AddChild(this);
+ }
int x = pos.x;
int y = pos.y;
MDICREATESTRUCT mcs;
- mcs.szClass = wxMDIChildFrameClassName;
+ mcs.szClass = style & wxNO_FULL_REPAINT_ON_RESIZE
+ ? wxMDIChildFrameClassNameNoRedraw
+ : wxMDIChildFrameClassName;
mcs.szTitle = title;
mcs.hOwner = wxGetInstance();
- if (x > -1) mcs.x = x;
- else mcs.x = CW_USEDEFAULT;
+ if (x > -1)
+ mcs.x = x;
+ else
+ mcs.x = CW_USEDEFAULT;
- if (y > -1) mcs.y = y;
- else mcs.y = CW_USEDEFAULT;
+ if (y > -1)
+ mcs.y = y;
+ else
+ mcs.y = CW_USEDEFAULT;
- if (width > -1) mcs.cx = width;
- else mcs.cx = CW_USEDEFAULT;
+ if (width > -1)
+ mcs.cx = width;
+ else
+ mcs.cx = CW_USEDEFAULT;
- if (height > -1) mcs.cy = height;
- else mcs.cy = CW_USEDEFAULT;
+ if (height > -1)
+ mcs.cy = height;
+ else
+ mcs.cy = CW_USEDEFAULT;
- DWORD msflags = WS_OVERLAPPED | WS_CLIPCHILDREN ;
+ DWORD msflags = WS_OVERLAPPED | WS_CLIPCHILDREN | WS_THICKFRAME | WS_VISIBLE ;
if (style & wxMINIMIZE_BOX)
msflags |= WS_MINIMIZEBOX;
if (style & wxMAXIMIZE_BOX)
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;
-
- // This gets reassigned so can't be stored
-// m_windowId = GetWindowLong((HWND) m_hWnd, GWL_ID);
+ wxWindowCreationHook hook(this);
- wxWndHook = NULL;
- wxWinHandleList->Append((long)GetHWND(), this);
+ m_hWnd = (WXHWND)::SendMessage(GetWinHwnd(parent->GetClientWindow()),
+ WM_MDICREATE, 0, (LONG)(LPSTR)&mcs);
- SetWindowLong((HWND) GetHWND(), 0, (long)this);
+ wxAssociateWinWithHandle((HWND) GetHWND(), this);
wxModelessWindows.Append(this);
- return TRUE;
+
+ return true;
}
wxMDIChildFrame::~wxMDIChildFrame()
{
- MSWDestroyWindow();
+ DestroyChildren();
+
+ // already deleted by DestroyChildren()
+ m_frameToolBar = NULL;
+ m_frameStatusBar = NULL;
- ResetWindowStyle(NULL);
+ RemoveWindowMenu(NULL, m_hMenu);
+
+ MSWDestroyWindow();
}
// Set the client size (i.e. leave the calculation of borders etc.
// to wxWindows)
void wxMDIChildFrame::DoSetClientSize(int width, int height)
{
- HWND hWnd = (HWND) GetHWND();
+ HWND hWnd = GetHwnd();
RECT rect;
::GetClientRect(hWnd, &rect);
int actual_width = rect2.right - rect2.left - rect.right + width;
int actual_height = rect2.bottom - rect2.top - rect.bottom + height;
- if (GetStatusBar())
+ if (GetStatusBar() && GetStatusBar()->IsShown())
{
int sx, sy;
GetStatusBar()->GetSize(&sx, &sy);
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 );
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;
*y = point.y;
}
-void wxMDIChildFrame::SetMenuBar(wxMenuBar *menu_bar)
+void wxMDIChildFrame::InternalSetMenuBar()
{
- if (!menu_bar)
- {
- m_frameMenuBar = NULL;
- return;
- }
-
- if ( menu_bar->IsAttached() )
- return;
-
- m_hMenu = menu_bar->Create();
-
- if (m_frameMenuBar)
- delete m_frameMenuBar;
-
- wxMDIParentFrame *parent = (wxMDIParentFrame *)GetParent();
+ wxMDIParentFrame *parent = (wxMDIParentFrame *)GetParent();
- parent->m_parentFrameActive = FALSE;
- HMENU subMenu = GetSubMenu((HMENU) parent->GetWindowMenu(), 0);
+ InsertWindowMenu(parent->GetClientWindow(),
+ m_hMenu, GetMDIWindowMenu(parent));
- // Try to insert Window menu in front of Help, otherwise append it.
- HMENU menu = (HMENU)m_hMenu;
- int N = GetMenuItemCount(menu);
- bool success = FALSE;
- for (int i = 0; i < N; i++)
- {
- char buf[100];
- int chars = GetMenuString(menu, i, buf, 100, MF_BYPOSITION);
- if ((chars > 0) && (strcmp(buf, "&Help") == 0 ||
- strcmp(buf, "Help") == 0))
- {
- success = TRUE;
- InsertMenu(menu, i, MF_BYPOSITION | MF_POPUP | MF_STRING,
- (UINT)subMenu, "&Window");
- break;
- }
- }
- if (!success)
- AppendMenu(menu, MF_POPUP,
- (UINT)subMenu,
- "&Window");
-#ifdef __WIN32__
- SendMessage((HWND) parent->GetClientWindow()->GetHWND(), WM_MDISETMENU,
- (WPARAM)menu,
- (LPARAM)subMenu);
-#else
- SendMessage((HWND) parent->GetClientWindow()->GetHWND(), WM_MDISETMENU, 0,
- MAKELPARAM(menu, subMenu));
-#endif
+ parent->m_parentFrameActive = false;
+}
- DrawMenuBar((HWND) parent->GetHWND());
- m_frameMenuBar = menu_bar;
- menu_bar->Attach(this);
+WXHICON wxMDIChildFrame::GetDefaultIcon() const
+{
+ return (WXHICON)(wxSTD_MDICHILDFRAME_ICON ? wxSTD_MDICHILDFRAME_ICON
+ : wxDEFAULT_MDICHILDFRAME_ICON);
}
+// ---------------------------------------------------------------------------
// 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);
+ }
}
-static HWND invalidHandle = 0;
-bool wxMDIChildFrame::MSWOnSize(int x, int y, WXUINT id)
+// ---------------------------------------------------------------------------
+// MDI window proc and message handlers
+// ---------------------------------------------------------------------------
+
+long wxMDIChildFrame::MSWWindowProc(WXUINT message,
+ WXWPARAM wParam,
+ WXLPARAM lParam)
{
- HWND hwnd = GetHwnd();
-
- if ( !hwnd || hwnd == invalidHandle )
- {
- return FALSE;
- }
-
- switch (id)
+ long rc = 0;
+ bool processed = false;
+
+ switch ( message )
{
- case SIZEFULLSCREEN:
- case SIZENORMAL:
- m_iconized = FALSE;
+ case WM_COMMAND:
+ {
+ WORD id, cmd;
+ WXHWND hwnd;
+ UnpackCommand((WXWPARAM)wParam, (WXLPARAM)lParam,
+ &id, &hwnd, &cmd);
+
+ processed = HandleCommand(id, cmd, (WXHWND)hwnd);
+ }
break;
- case SIZEICONIC:
- m_iconized = TRUE;
+ case WM_GETMINMAXINFO:
+ processed = HandleGetMinMaxInfo((MINMAXINFO *)lParam);
+ break;
+
+ case WM_MDIACTIVATE:
+ {
+ WXWORD act;
+ WXHWND hwndAct, hwndDeact;
+ UnpackMDIActivate(wParam, lParam, &act, &hwndAct, &hwndDeact);
+
+ 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;
}
-
- 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
-
- PositionStatusBar();
- PositionToolBar();
-
- return wxWindow::MSWOnSize(x, y, id);
- }
- else
- {
- return FALSE;
- }
+
+ if ( !processed )
+ rc = wxFrame::MSWWindowProc(message, wParam, lParam);
+
+ return rc;
}
-bool wxMDIChildFrame::MSWOnCommand(WXWORD id, WXWORD cmd, WXHWND control)
+bool wxMDIChildFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND hwnd)
{
-// if ((cmd == 0) && GetHWND())
- if (GetHWND())
- {
// In case it's e.g. a toolbar.
- wxWindow *win = wxFindWinFromHandle(control);
- if (win)
- return win->MSWCommand(cmd, id);
+ if ( hwnd )
+ {
+ wxWindow *win = wxFindWinFromHandle(hwnd);
+ if (win)
+ return win->MSWCommand(cmd, id);
+ }
if (wxCurrentPopupMenu)
{
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;
- return TRUE;
- }
- else
- return wxWindow::MSWOnCommand(id, cmd, control);
-}
+ {
+ processed = false;
+ }
-long wxMDIChildFrame::MSWDefWindowProc(WXUINT message, WXUINT wParam, WXLPARAM lParam)
-{
- if (GetHWND())
- return DefMDIChildProc((HWND) GetHWND(), (UINT) message, (WPARAM) wParam, (LPARAM) lParam);
- else return 0;
+ return processed;
}
-bool wxMDIChildFrame::MSWProcessMessage(WXMSG *msg)
+bool wxMDIChildFrame::HandleMDIActivate(long WXUNUSED(activate),
+ WXHWND hwndAct,
+ WXHWND hwndDeact)
{
- return FALSE;
+ wxMDIParentFrame *parent = (wxMDIParentFrame *)GetParent();
+
+ HMENU menuToSet = 0;
+
+ bool activated;
+
+ if ( m_hWnd == hwndAct )
+ {
+ activated = true;
+ parent->m_currentChild = this;
+
+ HMENU child_menu = (HMENU)GetWinMenu();
+ if ( child_menu )
+ {
+ parent->m_parentFrameActive = false;
+
+ menuToSet = child_menu;
+ }
+ }
+ else if ( m_hWnd == hwndDeact )
+ {
+ wxASSERT_MSG( parent->m_currentChild == this,
+ wxT("can't deactivate MDI child which wasn't active!") );
+
+ activated = false;
+ parent->m_currentChild = NULL;
+
+ HMENU parent_menu = (HMENU)parent->GetWinMenu();
+
+ // activate the the parent menu only when there is no other child
+ // that has been activated
+ if ( parent_menu && !hwndAct )
+ {
+ parent->m_parentFrameActive = true;
+
+ menuToSet = parent_menu;
+ }
+ }
+ else
+ {
+ // we have nothing to do with it
+ return false;
+ }
+
+ if ( menuToSet )
+ {
+ MDISetMenu(parent->GetClientWindow(),
+ menuToSet, GetMDIWindowMenu(parent));
+ }
+
+ wxActivateEvent event(wxEVT_ACTIVATE, activated, m_windowId);
+ event.SetEventObject( this );
+
+ ResetWindowStyle((void *)NULL);
+
+ return GetEventHandler()->ProcessEvent(event);
}
-bool wxMDIChildFrame::MSWTranslateMessage(WXMSG* msg)
+bool wxMDIChildFrame::HandleWindowPosChanging(void *pos)
{
- MSG *pMsg = (MSG *)msg;
- if (m_acceleratorTable.Ok())
- {
- wxFrame *parent = (wxFrame *)GetParent();
- HWND parent_hwnd = (HWND) parent->GetHWND();
- return (::TranslateAccelerator(parent_hwnd, (HACCEL) m_acceleratorTable.GetHACCEL(), pMsg) != 0);
- }
+ WINDOWPOS *lpPos = (WINDOWPOS *)pos;
+#if defined(__WIN95__)
+ if (!(lpPos->flags & SWP_NOSIZE))
+ {
+ RECT rectClient;
+ DWORD dwExStyle = ::GetWindowLong(GetHwnd(), GWL_EXSTYLE);
+ DWORD dwStyle = ::GetWindowLong(GetHwnd(), GWL_STYLE);
+ if (ResetWindowStyle((void *) & rectClient) && (dwStyle & WS_MAXIMIZE))
+ {
+ ::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;
+ }
+ wxMDIParentFrame* pFrameWnd = (wxMDIParentFrame *)GetParent();
+ if (pFrameWnd && pFrameWnd->GetToolBar() && pFrameWnd->GetToolBar()->IsShown())
+ {
+ pFrameWnd->GetToolBar()->Refresh();
+ }
+ }
+#endif // Win95
- return FALSE;
+ return false;
}
-bool wxMDIChildFrame::MSWOnMDIActivate(long activate, WXHWND WXUNUSED(one), WXHWND WXUNUSED(two))
+bool wxMDIChildFrame::HandleGetMinMaxInfo(void *mmInfo)
{
- wxMDIParentFrame *parent = (wxMDIParentFrame *)GetParent();
- HMENU parent_menu = (HMENU) parent->GetWinMenu();
- HMENU child_menu = (HMENU) GetWinMenu();
+ MINMAXINFO *info = (MINMAXINFO *)mmInfo;
- if (activate)
- {
-// m_active = TRUE;
- parent->m_currentChild = this;
- if (child_menu)
+ // 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 )
{
- parent->m_parentFrameActive = FALSE;
- HMENU subMenu = GetSubMenu((HMENU) parent->GetWindowMenu(), 0);
-#ifdef __WIN32__
- ::SendMessage((HWND) parent->GetClientWindow()->GetHWND(), WM_MDISETMENU,
- (WPARAM)child_menu,
- (LPARAM)subMenu);
-#else
- ::SendMessage((HWND) parent->GetClientWindow()->GetHWND(), WM_MDISETMENU, 0,
- MAKELONG(child_menu, subMenu));
-#endif
+ info->ptMinTrackSize.x = minWidth;
- ::DrawMenuBar((HWND) parent->GetHWND());
+ processed = true;
}
- wxActivateEvent event(wxEVT_ACTIVATE, TRUE, m_windowId);
- event.SetEventObject( this );
- return GetEventHandler()->ProcessEvent(event);
- }
- else
- {
- if (parent->m_currentChild == this)
- parent->m_currentChild = NULL;
-
- wxActivateEvent event(wxEVT_ACTIVATE, FALSE, m_windowId);
- event.SetEventObject( this );
- if ( GetEventHandler()->ProcessEvent(event) )
- return TRUE;
-// m_active = FALSE;
- if (parent_menu)
+ if ( minHeight != -1 )
{
- parent->m_parentFrameActive = TRUE;
- HMENU subMenu = GetSubMenu((HMENU) parent->GetWindowMenu(), 0);
-#ifdef __WIN32__
- ::SendMessage((HWND) parent->GetClientWindow()->GetHWND(), WM_MDISETMENU,
- (WPARAM)parent_menu,
- (LPARAM)subMenu);
-#else
- ::SendMessage((HWND) parent->GetClientWindow()->GetHWND(), WM_MDISETMENU, 0,
- MAKELONG(parent_menu, subMenu));
-#endif
+ info->ptMinTrackSize.y = minHeight;
- ::DrawMenuBar((HWND) parent->GetHWND());
+ processed = true;
}
- }
- bool flag = (activate != 0);
- wxActivateEvent event(wxEVT_ACTIVATE, flag, m_windowId);
- event.SetEventObject( this );
- return GetEventHandler()->ProcessEvent(event);
+
+ return true;
}
+// ---------------------------------------------------------------------------
+// MDI specific message translation/preprocessing
+// ---------------------------------------------------------------------------
+
+long wxMDIChildFrame::MSWDefWindowProc(WXUINT message, WXUINT wParam, WXLPARAM lParam)
+{
+ return DefMDIChildProc(GetHwnd(),
+ (UINT)message, (WPARAM)wParam, (LPARAM)lParam);
+}
+
+bool wxMDIChildFrame::MSWTranslateMessage(WXMSG* msg)
+{
+ return wxFrame::MSWTranslateMessage(msg);
+}
+
+// ---------------------------------------------------------------------------
+// misc
+// ---------------------------------------------------------------------------
+
void wxMDIChildFrame::MSWDestroyWindow()
{
- MSWDetachWindowMenu();
- invalidHandle = (HWND) GetHWND();
+ invalidHandle = GetHwnd();
- wxMDIParentFrame *parent = (wxMDIParentFrame *)GetParent();
+ wxMDIParentFrame *parent = (wxMDIParentFrame *)GetParent();
- // Must make sure this handle is invalidated (set to NULL)
- // since all sorts of things could happen after the
- // child client is destroyed, but before the wxFrame is
- // destroyed.
+ // Must make sure this handle is invalidated (set to NULL) since all sorts
+ // of things could happen after the child client is destroyed, but before
+ // 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, (HWND)oldHandle, 0);
-#endif
- invalidHandle = 0;
+ HWND oldHandle = (HWND)GetHWND();
+ SendMessage(GetWinHwnd(parent->GetClientWindow()), WM_MDIDESTROY,
+ (WPARAM)oldHandle, 0);
- if (m_hMenu)
- {
- ::DestroyMenu((HMENU) m_hMenu);
- m_hMenu = 0;
- }
- m_hWnd = 0;
+ if (parent->GetActiveChild() == (wxMDIChildFrame*) NULL)
+ ResetWindowStyle((void*) NULL);
+
+ invalidHandle = 0;
+
+ if (m_hMenu)
+ {
+ ::DestroyMenu((HMENU) m_hMenu);
+ m_hMenu = 0;
+ }
+ wxRemoveHandleAssociation(this);
+ m_hWnd = 0;
}
-// Change the client window's extended style so we don't
-// get a client edge style when a child is maximised (a double
-// border looks silly.)
+// Change the client window's extended style so we don't get a client edge
+// style when a child is maximised (a double border looks silly.)
bool wxMDIChildFrame::ResetWindowStyle(void *vrect)
{
#if defined(__WIN95__)
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)
{
- ::RedrawWindow((HWND) pFrameWnd->GetClientWindow()->GetHWND(), NULL, NULL, RDW_INVALIDATE | RDW_ALLCHILDREN);
- ::SetWindowLong((HWND) pFrameWnd->GetClientWindow()->GetHWND(), GWL_EXSTYLE, dwNewStyle);
- ::SetWindowPos((HWND) pFrameWnd->GetClientWindow()->GetHWND(), NULL, 0, 0, 0, 0,
- SWP_FRAMECHANGED | SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOCOPYBITS);
+ // 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) pFrameWnd->GetClientWindow()->GetHWND(), rect);
- return TRUE;
- }
- }
- return FALSE;
-#else
- return FALSE;
-#endif
-}
+ ::GetClientRect(hwndClient, rect);
-bool wxMDIChildFrame::MSWOnWindowPosChanging(void *pos)
-{
- WINDOWPOS *lpPos = (WINDOWPOS *)pos;
-#if defined(__WIN95__)
- if (!(lpPos->flags & SWP_NOSIZE))
- {
- RECT rectClient;
- DWORD dwExStyle = ::GetWindowLong((HWND) GetHWND(), GWL_EXSTYLE);
- DWORD dwStyle = ::GetWindowLong((HWND) GetHWND(), GWL_STYLE);
- if (ResetWindowStyle((void *) & rectClient) && (dwStyle & WS_MAXIMIZE))
- {
- ::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;
- }
- wxMDIParentFrame* pFrameWnd = (wxMDIParentFrame *)GetParent();
- if (pFrameWnd && pFrameWnd->GetToolBar())
- {
- pFrameWnd->GetToolBar()->Refresh();
+ return true;
}
}
-#endif
+#endif // Win95
- return FALSE;
+ return false;
}
-// Client window
-wxMDIClientWindow::wxMDIClientWindow()
-{
- m_scrollX = 0;
- m_scrollY = 0;
-}
-
-wxMDIClientWindow::~wxMDIClientWindow()
-{
-}
+// ===========================================================================
+// wxMDIClientWindow: the window of predefined (by Windows) class which
+// contains the child frames
+// ===========================================================================
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;
+ CLIENTCREATESTRUCT ccs;
+ m_windowStyle = style;
+ m_parent = parent;
+
+ ccs.hWindowMenu = GetMDIWindowMenu(parent);
+ ccs.idFirstChild = wxFIRST_MDI_CHILD;
- ccs.hWindowMenu = (HMENU) parent->GetWindowMenu();
- ccs.idFirstChild = wxFIRST_MDI_CHILD;
+ DWORD msStyle = MDIS_ALLCHILDSTYLES | WS_VISIBLE | WS_CHILD |
+ WS_CLIPCHILDREN | WS_CLIPSIBLINGS;
- DWORD msStyle = WS_VISIBLE | WS_CHILD | WS_CLIPCHILDREN ;
- if ( parent->GetWindowStyleFlag() & wxHSCROLL )
- msStyle |= WS_HSCROLL;
- if ( parent->GetWindowStyleFlag() & wxVSCROLL )
- msStyle |= WS_VSCROLL ;
+ if ( style & wxHSCROLL )
+ msStyle |= WS_HSCROLL;
+ if ( style & wxVSCROLL )
+ msStyle |= WS_VSCROLL;
#if defined(__WIN95__)
- DWORD exStyle = WS_EX_CLIENTEDGE;
+ DWORD exStyle = WS_EX_CLIENTEDGE;
#else
- DWORD exStyle = 0;
+ DWORD exStyle = 0;
#endif
- wxWndHook = this;
- m_hWnd = (WXHWND) ::CreateWindowEx(exStyle, "mdiclient", NULL,
- msStyle, 0, 0, 0, 0, (HWND) parent->GetHWND(), NULL,
- wxGetInstance(), (LPSTR)(LPCLIENTCREATESTRUCT)&ccs);
- SubclassWin(m_hWnd);
- wxWndHook = NULL;
+ wxWindowCreationHook hook(this);
+ m_hWnd = (WXHWND)::CreateWindowEx
+ (
+ exStyle,
+ wxT("MDICLIENT"),
+ NULL,
+ msStyle,
+ 0, 0, 0, 0,
+ GetWinHwnd(parent),
+ NULL,
+ wxGetInstance(),
+ (LPSTR)(LPCLIENTCREATESTRUCT)&ccs);
+ if ( !m_hWnd )
+ {
+ wxLogLastError(wxT("CreateWindowEx(MDI client)"));
- return (m_hWnd != 0) ;
-}
+ return false;
+ }
-// Window procedure: here for debugging purposes
-long wxMDIClientWindow::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
-{
- return wxWindow::MSWWindowProc(nMsg, wParam, lParam);
-// return MSWDefWindowProc(nMsg, wParam, lParam);
-}
+ SubclassWin(m_hWnd);
-long wxMDIClientWindow::MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
-{
- if ( MSWGetOldWndProc() != 0)
- return ::CallWindowProc(CASTWNDPROC MSWGetOldWndProc(), (HWND) GetHWND(), (UINT) nMsg, (WPARAM) wParam, (LPARAM) lParam);
- else
- return ::DefWindowProc((HWND) m_hWnd, (UINT) nMsg, (WPARAM) wParam, (LPARAM) lParam);
+ return true;
}
// Explicitly call default scroll behaviour
else
m_scrollY = event.GetPosition(); // Always returns zero!
- Default();
+ 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::Node *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
+// ---------------------------------------------------------------------------
+
+static void MDISetMenu(wxWindow *win, HMENU hmenuFrame, HMENU hmenuWindow)
+{
+ ::SendMessage(GetWinHwnd(win), WM_MDISETMENU,
+#ifdef __WIN32__
+ (WPARAM)hmenuFrame, (LPARAM)hmenuWindow
+#else
+ 0, MAKELPARAM(hmenuFrame, hmenuWindow)
+#endif
+ );
+
+ // update menu bar of the parent window
+ 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));
}
+
+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;
+
+ if (subMenu)
+ {
+ int N = GetMenuItemCount(hmenu);
+ bool success = false;
+ for ( int i = 0; i < N; i++ )
+ {
+ wxChar buf[256];
+ int chars = GetMenuString(hmenu, i, buf, WXSIZEOF(buf), MF_BYPOSITION);
+ if ( chars == 0 )
+ {
+ wxLogLastError(wxT("GetMenuString"));
+
+ continue;
+ }
+
+ if ( wxStripMenuCodes(wxString(buf)).IsSameAs(_("Help")) )
+ {
+ success = true;
+ ::InsertMenu(hmenu, i, MF_BYPOSITION | MF_POPUP | MF_STRING,
+ (UINT)subMenu, _("&Window"));
+ break;
+ }
+ }
+
+ if ( !success )
+ {
+ ::AppendMenu(hmenu, MF_POPUP, (UINT)subMenu, _("&Window"));
+ }
+ }
+
+ MDISetMenu(win, hmenu, subMenu);
+}
+
+static void RemoveWindowMenu(wxWindow *win, WXHMENU menu)
+{
+ HMENU hMenu = (HMENU)menu;
+
+ if ( hMenu )
+ {
+ 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;
+ }
+ }
+ }
+
+ 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;
+ *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_ARCHITECTURE && !defined(__WXUNIVERSAL__)
+
projects / wxWidgets.git / blobdiff