// Created: 17/09/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "dialog.h"
#endif
+#ifdef __VMS
+#define XtDisplay XTDISPLAY
+#define XtWindow XTWINDOW
+#define XtParent XTPARENT
+#define XtScreen XTSCREEN
+#endif
+
#include "wx/dialog.h"
#include "wx/utils.h"
#include "wx/frame.h"
#include "wx/app.h"
#include "wx/settings.h"
+#ifdef __VMS__
+#pragma message disable nosimpint
+#endif
#include <Xm/Xm.h>
#include <X11/Shell.h>
#if XmVersion > 1000
#include <Xm/Protocols.h>
#endif
+#ifdef __VMS__
+#pragma message enable nosimpint
+#endif
#include "wx/motif/private.h"
static void wxCloseDialogCallback(Widget widget, XtPointer client_data, XmAnyCallbackStruct *cbs);
-static void wxDialogBoxRepaintProc(Widget w, XtPointer c_data, XEvent *event, char *);
static void wxDialogBoxEventHandler (Widget wid,
XtPointer client_data,
XEvent* event,
#define wxUSE_INVISIBLE_RESIZE 1
-#if !USE_SHARED_LIBRARY
IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxPanel)
BEGIN_EVENT_TABLE(wxDialog, wxPanel)
-EVT_BUTTON(wxID_OK, wxDialog::OnOK)
-EVT_BUTTON(wxID_APPLY, wxDialog::OnApply)
-EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel)
-EVT_CHAR_HOOK(wxDialog::OnCharHook)
-EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged)
-EVT_CLOSE(wxDialog::OnCloseWindow)
+ EVT_SIZE(wxDialog::OnSize)
+ EVT_BUTTON(wxID_OK, wxDialog::OnOK)
+ EVT_BUTTON(wxID_APPLY, wxDialog::OnApply)
+ EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel)
+ EVT_CHAR_HOOK(wxDialog::OnCharHook)
+ EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged)
+ EVT_CLOSE(wxDialog::OnCloseWindow)
END_EVENT_TABLE()
-#endif
wxDialog::wxDialog()
{
m_windowStyle = style;
m_modalShowing = FALSE;
m_dialogTitle = title;
-
+
m_backgroundColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE);
m_foregroundColour = *wxBLACK;
-
+
SetName(name);
-
+
if (!parent)
wxTopLevelWindows.Append(this);
-
+
if (parent) parent->AddChild(this);
-
+
if ( id == -1 )
m_windowId = (int)NewControlId();
else
m_windowId = id;
-
+
Widget parentWidget = (Widget) 0;
if (parent)
parentWidget = (Widget) parent->GetTopWidget();
if (!parent)
parentWidget = (Widget) wxTheApp->GetTopLevelWidget();
-
+
wxASSERT_MSG( (parentWidget != (Widget) 0), "Could not find a suitable parent shell for dialog." );
-
+
Arg args[2];
XtSetArg (args[0], XmNdefaultPosition, False);
XtSetArg (args[1], XmNautoUnmanage, False);
Widget dialogShell = XmCreateBulletinBoardDialog(parentWidget, (char*) (const char*) name, args, 2);
m_mainWidget = (WXWidget) dialogShell;
-
+
// We don't want margins, since there is enough elsewhere.
XtVaSetValues(dialogShell,
XmNmarginHeight, 0,
XmNmarginWidth, 0,
XmNresizePolicy, XmRESIZE_NONE,
NULL) ;
-
+
Widget shell = XtParent(dialogShell) ;
if (!title.IsNull())
{
NULL);
XmStringFree(str);
}
-
- m_windowFont = wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT);
+
+ m_font = wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT);
ChangeFont(FALSE);
-
+
wxAddWindowToTable(dialogShell, this);
-
+
// Intercept CLOSE messages from the window manager
Atom WM_DELETE_WINDOW = XmInternAtom(XtDisplay(shell), "WM_DELETE_WINDOW", False);
-
+
/* Remove and add WM_DELETE_WINDOW so ours is only handler */
/* Why do we have to do this for wxDialog, but not wxFrame? */
XmRemoveWMProtocols(shell, &WM_DELETE_WINDOW, 1);
XmAddWMProtocols(shell, &WM_DELETE_WINDOW, 1);
XmActivateWMProtocol(shell, WM_DELETE_WINDOW);
-
+
// Modified Steve Hammes for Motif 2.0
#if (XmREVISION > 1 || XmVERSION > 1)
XmAddWMProtocolCallback(shell, WM_DELETE_WINDOW, (XtCallbackProc) wxCloseDialogCallback, (XtPointer)this);
#else
XmAddWMProtocolCallback(shell, WM_DELETE_WINDOW, (void (*)())wxCloseDialogCallback, (caddr_t)this);
#endif
-
+
XtTranslations ptr ;
XtOverrideTranslations(dialogShell,
ptr = XtParseTranslationTable("<Configure>: resize()"));
XtFree((char *)ptr);
-
+
// Can't remember what this was about... but I think it's necessary.
-
+
if (wxUSE_INVISIBLE_RESIZE)
{
if (pos.x > -1)
if (pos.y > -1)
XtVaSetValues(dialogShell, XmNy, pos.y,
NULL);
-
+
if (size.x > -1)
XtVaSetValues(dialogShell, XmNwidth, size.x, NULL);
if (size.y > -1)
XtVaSetValues(dialogShell, XmNheight, size.y, NULL);
}
-
+
// This patch come from Torsten Liermann lier@lier1.muc.de
if (XmIsMotifWMRunning(shell))
{
decor |= MWM_DECOR_MINIMIZE;
if (m_windowStyle & wxMAXIMIZE_BOX)
decor |= MWM_DECOR_MAXIMIZE;
-
+
XtVaSetValues(shell,XmNmwmDecorations,decor,NULL) ;
}
// This allows non-Motif window managers to support at least the
if ((m_windowStyle & wxCAPTION) != wxCAPTION)
XtVaSetValues((Widget) shell,XmNoverrideRedirect,TRUE,NULL);
}
-
+
XtRealizeWidget(dialogShell);
-
+
XtAddCallback(dialogShell,XmNunmapCallback,
(XtCallbackProc)wxUnmapBulletinBoard,this) ;
-
+
// Positioning of the dialog doesn't work properly unless the dialog
// is managed, so we manage without mapping to the screen.
// To show, we map the shell (actually it's parent).
if (!wxUSE_INVISIBLE_RESIZE)
XtVaSetValues(shell, XmNmappedWhenManaged, FALSE, NULL);
-
+
if (!wxUSE_INVISIBLE_RESIZE)
{
XtManageChild(dialogShell);
SetSize(pos.x, pos.y, size.x, size.y);
}
XtAddEventHandler(dialogShell,ExposureMask,FALSE,
- wxDialogBoxRepaintProc, (XtPointer) this);
-
+ wxUniversalRepaintProc, (XtPointer) this);
+
XtAddEventHandler(dialogShell,
ButtonPressMask | ButtonReleaseMask | PointerMotionMask | KeyPressMask,
FALSE,
wxDialogBoxEventHandler,
(XtPointer)this);
-
+
ChangeBackgroundColour();
-
+
return TRUE;
}
else
if ( m_windowStyle & wxDIALOG_MODAL )
m_windowStyle -= wxDIALOG_MODAL ;
-
+
wxModelessWindows.DeleteObject(this);
if (!flag)
wxModelessWindows.Append(this);
wxDialog::~wxDialog()
{
+ m_isBeingDeleted = TRUE;
+
+ if (m_mainWidget)
+ XtRemoveEventHandler((Widget) m_mainWidget, ExposureMask, FALSE,
+ wxUniversalRepaintProc, (XtPointer) this);
+
m_modalShowing = FALSE;
if (!wxUSE_INVISIBLE_RESIZE && m_mainWidget)
{
XtUnmapWidget((Widget) m_mainWidget);
}
-
+
wxTopLevelWindows.DeleteObject(this);
-
+
if ( (GetWindowStyleFlag() & wxDIALOG_MODAL) != wxDIALOG_MODAL )
wxModelessWindows.DeleteObject(this);
-
+
// If this is the last top-level window, exit.
if (wxTheApp && (wxTopLevelWindows.Number() == 0))
{
wxTheApp->SetTopWindow(NULL);
-
+
if (wxTheApp->GetExitOnFrameDelete())
{
wxTheApp->ExitMainLoop();
}
}
-
+
// This event-flushing code used to be in wxWindow::PostDestroyChildren (wx_dialog.cpp)
// but I think this should work, if we destroy the children first.
// Note that this might need to be done for wxFrame also.
DestroyChildren();
-
- // This causes a crash in e.g. the resource sample when closing
- // the example dialog. TODO: Probably not necessary (?)
-#if 0
- // Now process all events, because otherwise
- // this might remain on the screen.
- Display* display;
- if (m_mainWidget)
- display = XtDisplay((Widget) m_mainWidget);
- else
- display = (Display*) wxGetDisplay();
-
- XSync(display, FALSE);
- XEvent event;
- while (XtAppPending((XtAppContext) wxTheApp->GetAppContext())) {
- XFlush(display);
- XtAppNextEvent((XtAppContext) wxTheApp->GetAppContext(), &event);
- XtDispatchEvent(&event);
+
+ // The idea about doing it here is that if you have to remove the
+ // XtDestroyWidget from ~wxWindow, at least top-level windows
+ // will still be deleted (and destroy children implicitly).
+ if (GetMainWidget())
+ {
+ DetachWidget(GetMainWidget()); // Removes event handlers
+ XtDestroyWidget((Widget) GetMainWidget());
+ SetMainWidget((WXWidget) NULL);
}
-#endif
}
// By default, pressing escape cancels the dialog
wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
cancelEvent.SetEventObject( this );
GetEventHandler()->ProcessEvent(cancelEvent);
-
+
return;
}
// We didn't process this event.
// XtVaSetValues((Widget) m_mainWidget, XmNiconic, iconize, NULL);
}
+// Default resizing behaviour - if only ONE subwindow,
+// resize to client rectangle size
+void wxDialog::OnSize(wxSizeEvent& WXUNUSED(event))
+{
+ // if we're using constraints - do use them
+#if wxUSE_CONSTRAINTS
+ if ( GetAutoLayout() ) {
+ Layout();
+ return;
+ }
+#endif
+
+ // do we have _exactly_ one child?
+ wxWindow *child = NULL;
+ for ( wxNode *node = GetChildren().First(); node; node = node->Next() )
+ {
+ wxWindow *win = (wxWindow *)node->Data();
+ if ( !win->IsKindOf(CLASSINFO(wxFrame)) &&
+ !win->IsKindOf(CLASSINFO(wxDialog)) )
+ {
+ if ( child )
+ return; // it's our second subwindow - nothing to do
+ child = win;
+ }
+ }
+
+ if ( child ) {
+ // we have exactly one child - set it's size to fill the whole frame
+ int clientW, clientH;
+ GetClientSize(&clientW, &clientH);
+
+ int x = 0;
+ int y = 0;
+
+ child->SetSize(x, y, clientW, clientH);
+ }
+}
+
+
bool wxDialog::IsIconized() const
{
/*
return FALSE;
}
-void wxDialog::SetSize(int x, int y, int width, int height, int sizeFlags)
+void wxDialog::DoSetSize(int x, int y, int width, int height, int sizeFlags)
{
XtVaSetValues((Widget) m_mainWidget, XmNresizePolicy, XmRESIZE_ANY, NULL);
- wxWindow::SetSize(x, y, width, height, sizeFlags);
+ wxWindow::DoSetSize(x, y, width, height, sizeFlags);
XtVaSetValues((Widget) m_mainWidget, XmNresizePolicy, XmRESIZE_NONE, NULL);
}
-void wxDialog::SetClientSize(int width, int height)
+void wxDialog::DoSetClientSize(int width, int height)
{
- SetSize(-1, -1, width, height);
+ wxWindow::SetSize(-1, -1, width, height);
}
-
void wxDialog::SetTitle(const wxString& title)
{
m_dialogTitle = title;
if (!title.IsNull())
{
XmString str = XmStringCreateSimple((char*) (const char*) title);
- XtVaSetValues((Widget) m_mainWidget,
+ XtVaSetValues((Widget) m_mainWidget,
XmNtitle, (char*) (const char*) title,
XmNdialogTitle, str, // Roberto Cocchi
XmNiconName, (char*) (const char*) title,
return m_dialogTitle;
}
-void wxDialog::Centre(int direction)
-{
- int x_offset,y_offset ;
- int display_width, display_height;
- int width, height, x, y;
- wxWindow *parent = GetParent();
- if ((direction & wxCENTER_FRAME) && parent)
- {
- parent->GetPosition(&x_offset,&y_offset) ;
- parent->GetSize(&display_width,&display_height) ;
- }
- else
- {
- wxDisplaySize(&display_width, &display_height);
- x_offset = 0 ;
- y_offset = 0 ;
- }
-
- GetSize(&width, &height);
- GetPosition(&x, &y);
-
- if (direction & wxHORIZONTAL)
- x = (int)((display_width - width)/2);
- if (direction & wxVERTICAL)
- y = (int)((display_height - height)/2);
-
- SetSize(x+x_offset, y+y_offset, width, height);
-}
-
void wxDialog::Raise()
{
Window parent_window = XtWindow((Widget) m_mainWidget),
bool wxDialog::Show(bool show)
{
m_isShown = show;
-
+
if (show)
{
if (!wxUSE_INVISIBLE_RESIZE)
XtMapWidget(XtParent((Widget) m_mainWidget));
else
- XtManageChild((Widget) m_mainWidget) ;
-
+ XtManageChild((Widget) m_mainWidget) ;
+
XRaiseWindow(XtDisplay((Widget) m_mainWidget), XtWindow((Widget) m_mainWidget));
-
+
}
else
{
XtUnmapWidget(XtParent((Widget) m_mainWidget));
else
XtUnmanageChild((Widget) m_mainWidget) ;
-
+
XFlush(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()));
XSync(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()), FALSE);
}
-
+
return TRUE;
}
int wxDialog::ShowModal()
{
m_windowStyle |= wxDIALOG_MODAL;
-
+
Show(TRUE);
-
+
if (m_modalShowing)
return 0;
-
+
wxModalShowingStack.Insert((wxObject *)TRUE);
-
+
m_modalShowing = TRUE;
XtAddGrab((Widget) m_mainWidget, TRUE, FALSE);
-
+
XEvent event;
-
+
// Loop until we signal that the dialog should be closed
while ((wxModalShowingStack.Number() > 0) && ((int)(wxModalShowingStack.First()->Data()) != 0))
{
// XtAppProcessEvent((XtAppContext) wxTheApp->GetAppContext(), XtIMAll);
-
+
XtAppNextEvent((XtAppContext) wxTheApp->GetAppContext(), &event);
wxTheApp->ProcessXEvent((WXEvent*) &event);
+
+ if (XtAppPending( (XtAppContext) wxTheApp->GetAppContext() ) == 0)
+ {
+ if (!wxTheApp->ProcessIdle())
+ {
+#if wxUSE_THREADS
+ // leave the main loop to give other threads a chance to
+ // perform their GUI work
+ wxMutexGuiLeave();
+ wxUsleep(20);
+ wxMutexGuiEnter();
+#endif
+ }
+ }
}
-
+
// Remove modal dialog flag from stack
wxNode *node = wxModalShowingStack.First();
if (node)
delete node;
-
+
// Now process all events in case they get sent to a destroyed dialog
XSync(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()), FALSE);
while (XtAppPending((XtAppContext) wxTheApp->GetAppContext()))
{
XFlush(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()));
XtAppNextEvent((XtAppContext) wxTheApp->GetAppContext(), &event);
-
+
wxTheApp->ProcessXEvent((WXEvent*) &event);
}
-
+
// TODO: is it safe to call this, if the dialog may have been deleted
// by now? Probably only if we're using delayed deletion of dialogs.
return GetReturnCode();
{
if (!m_modalShowing)
return;
-
+
SetReturnCode(retCode);
-
+
// Strangely, we don't seem to need this now.
// XtRemoveGrab((Widget) m_mainWidget);
-
+
Show(FALSE);
-
+
m_modalShowing = FALSE;
-
+
wxNode *node = wxModalShowingStack.First();
if (node)
node->SetData((wxObject *)FALSE);
}
}
-bool wxDialog::OnClose()
+void wxDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
{
- // Behaviour changed in 2.0: we'll send a Cancel message by default,
+ // We'll send a Cancel message by default,
// which may close the dialog.
- // Check for looping if the Cancel event handler calls Close()
-
+ // Check for looping if the Cancel event handler calls Close().
+
+ // Note that if a cancel button and handler aren't present in the dialog,
+ // nothing will happen when you close the dialog via the window manager, or
+ // via Close().
+ // We wouldn't want to destroy the dialog by default, since the dialog may have been
+ // created on the stack.
+ // However, this does mean that calling dialog->Close() won't delete the dialog
+ // unless the handler for wxID_CANCEL does so. So use Destroy() if you want to be
+ // sure to destroy the dialog.
+ // The default OnCancel (above) simply ends a modal dialog, and hides a modeless dialog.
+
static wxList closing;
-
+
if ( closing.Member(this) )
- return FALSE;
-
+ return;
+
closing.Append(this);
-
+
wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
cancelEvent.SetEventObject( this );
- GetEventHandler()->ProcessEvent(cancelEvent);
-
+ GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog
+
closing.DeleteObject(this);
-
- return FALSE;
}
-void wxDialog::OnCloseWindow(wxCloseEvent& event)
+void wxDialog::OnPaint(wxPaintEvent &WXUNUSED(event))
{
- // Compatibility
- if ( GetEventHandler()->OnClose() || event.GetForce())
- {
- this->Destroy();
- }
+ // added for compatiblity only
}
// Destroy the window (delayed, if a managed window)
Refresh();
}
-void wxDialog::Fit()
-{
-}
-
// Handle a close event from the window manager
-static void wxCloseDialogCallback( Widget WXUNUSED(widget), XtPointer client_data,
+static void wxCloseDialogCallback( Widget WXUNUSED(widget), XtPointer client_data,
XmAnyCallbackStruct *WXUNUSED(cbs))
{
wxDialog *dialog = (wxDialog *)client_data;
wxCloseEvent closeEvent(wxEVT_CLOSE_WINDOW, dialog->GetId());
closeEvent.SetEventObject(dialog);
-
+
// May delete the dialog (with delayed deletion)
dialog->GetEventHandler()->ProcessEvent(closeEvent);
}
-// TODO: Preferably, we should have a universal repaint proc.
-// Meanwhile, use a special one for dialogs.
-static void wxDialogBoxRepaintProc(Widget w, XtPointer WXUNUSED(c_data), XEvent *event, char *)
-{
- Window window;
- Display *display;
-
- wxWindow* win = (wxWindow *)wxWidgetHashTable->Get((long)w);
- if (!win)
- return;
-
- switch(event -> type)
- {
- case Expose :
- {
- window = (Window) win -> GetXWindow();
- display = (Display *) win -> GetXDisplay();
-
- wxRect* rect = new wxRect(event->xexpose.x, event->xexpose.y,
- event->xexpose.width, event->xexpose.height);
- win->m_updateRects.Append((wxObject*) rect);
-
- if (event -> xexpose.count == 0)
- {
- wxPaintEvent event(win->GetId());
- event.SetEventObject(win);
- win->GetEventHandler()->ProcessEvent(event);
-
- win->ClearUpdateRects();
- }
- break;
- }
- default :
- {
- cout << "\n\nNew Event ! is = " << event -> type << "\n";
- break;
- }
- }
-}
-
-static void wxDialogBoxEventHandler (Widget wid,
- XtPointer WXUNUSED(client_data),
- XEvent* event,
- Boolean *continueToDispatch)
+void wxDialogBoxEventHandler(Widget wid,
+ XtPointer WXUNUSED(client_data),
+ XEvent* event,
+ Boolean* continueToDispatch)
{
- wxDialog *dialog = (wxDialog *)wxWidgetHashTable->Get((long)wid);
+ wxDialog *dialog = (wxDialog *)wxGetWindowFromTable(wid);
if (dialog)
{
wxMouseEvent wxevent(wxEVT_NULL);
}
else
{
- keyEvent.SetEventType(wxEVT_CHAR);
- dialog->GetEventHandler()->ProcessEvent(keyEvent);
+ // For simplicity, OnKeyDown is the same as OnChar
+ // TODO: filter modifier key presses from OnChar
+ keyEvent.SetEventType(wxEVT_KEY_DOWN);
+
+ // Only process OnChar if OnKeyDown didn't swallow it
+ if (!dialog->GetEventHandler()->ProcessEvent (keyEvent))
+ {
+ keyEvent.SetEventType(wxEVT_CHAR);
+ dialog->GetEventHandler()->ProcessEvent(keyEvent);
+ }
}
}
}
projects / wxWidgets.git / blobdiff