X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7e1bcfa80e19ac853b8bc7084075fe3b01e63f03..fb8d7eb7a880f1f2e32d8830f9c5e12b2536e05f:/src/motif/dialog.cpp?ds=sidebyside

diff --git a/src/motif/dialog.cpp b/src/motif/dialog.cpp
index 1e3191c27e..25515e450a 100644
--- a/src/motif/dialog.cpp
+++ b/src/motif/dialog.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        dialog.cpp
+// Name:        src/motif/dialog.cpp
 // Purpose:     wxDialog class
 // Author:      Julian Smart
 // Modified by:
@@ -9,22 +9,19 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "dialog.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#include "wx/dialog.h"
 
-#ifdef __VMS
-#define XtDisplay XTDISPLAY
-#define XtWindow XTWINDOW
-#define XtParent XTPARENT
-#define XtScreen XTSCREEN
+#ifndef WX_PRECOMP
+    #include "wx/app.h"
+    #include "wx/utils.h"
+    #include "wx/settings.h"
 #endif
 
-#include "wx/dialog.h"
-#include "wx/utils.h"
-#include "wx/app.h"
-#include "wx/settings.h"
 #include "wx/evtloop.h"
+#include "wx/modalhook.h"
 
 #ifdef __VMS__
 #pragma message disable nosimpint
@@ -63,27 +60,13 @@
 // for modal dialogs
 wxList wxModalDialogs;
 extern wxList wxModelessWindows;  // Frames and modeless dialogs
-extern wxList wxPendingDelete;
 
 #define wxUSE_INVISIBLE_RESIZE 1
 
-IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxTopLevelWindow)
-
-BEGIN_EVENT_TABLE(wxDialog, wxTopLevelWindow)
-  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()
-
-
 wxDialog::wxDialog()
 {
-    m_modalShowing = FALSE;
+    m_modalShowing = false;
     m_eventLoop = NULL;
-    m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
 }
 
 bool wxDialog::Create(wxWindow *parent, wxWindowID id,
@@ -97,63 +80,58 @@ bool wxDialog::Create(wxWindow *parent, wxWindowID id,
 
     if( !wxTopLevelWindow::Create( parent, id, title, pos, size, style,
                                    name ) )
-        return FALSE;
+        return false;
 
-    m_modalShowing = FALSE;
+    m_modalShowing = false;
     m_eventLoop = NULL;
 
-    m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
-    m_foregroundColour = *wxBLACK;
-
     Widget dialogShell = (Widget) m_mainWidget;
-    Widget shell = XtParent(dialogShell) ;
 
     SetTitle( title );
 
-    m_font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
-    ChangeFont(FALSE);
-
     // Can't remember what this was about... but I think it's necessary.
-    if (wxUSE_INVISIBLE_RESIZE)
-    {
-        if (pos.x > -1)
-            XtVaSetValues(dialogShell, XmNx, pos.x,
-            NULL);
-        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);
-    }
+#if wxUSE_INVISIBLE_RESIZE
+    if (pos.x > -1)
+        XtVaSetValues(dialogShell, XmNx, pos.x,
+        NULL);
+    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);
+#endif
 
     // 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
+    Widget shell = XtParent(dialogShell) ;
+    XtVaSetValues(shell, XmNmappedWhenManaged, False, NULL);
+#endif
 
-    if (!wxUSE_INVISIBLE_RESIZE)
-    {
-        XtManageChild(dialogShell);
-        SetSize(pos.x, pos.y, size.x, size.y);
-    }
-    XtAddEventHandler(dialogShell,ExposureMask,FALSE,
+#if !wxUSE_INVISIBLE_RESIZE
+    XtManageChild(dialogShell);
+    SetSize(pos.x, pos.y, size.x, size.y);
+#endif
+
+    XtAddEventHandler(dialogShell,ExposureMask,False,
         wxUniversalRepaintProc, (XtPointer) this);
 
-    ChangeBackgroundColour();
+    PostCreation();
 
-    return TRUE;
+    return true;
 }
 
-bool wxDialog::DoCreate( wxWindow* parent, wxWindowID id,
-                         const wxString& title,
-                         const wxPoint& pos,
-                         const wxSize& size,
-                         long style,
-                         const wxString& name )
+bool wxDialog::XmDoCreateTLW(wxWindow* parent,
+                             wxWindowID WXUNUSED(id),
+                             const wxString& WXUNUSED(title),
+                             const wxPoint& WXUNUSED(pos),
+                             const wxSize& WXUNUSED(size),
+                             long WXUNUSED(style),
+                             const wxString& name)
 {
     Widget parentWidget = (Widget) 0;
     if( parent )
@@ -168,7 +146,8 @@ bool wxDialog::DoCreate( wxWindow* parent, wxWindowID id,
     XtSetArg (args[0], XmNdefaultPosition, False);
     XtSetArg (args[1], XmNautoUnmanage, False);
     Widget dialogShell =
-        XmCreateBulletinBoardDialog( parentWidget, (char*)name.c_str(),
+        XmCreateBulletinBoardDialog( parentWidget,
+                                     name.char_str(),
                                      args, 2);
     m_mainWidget = (WXWidget) dialogShell;
 
@@ -188,66 +167,50 @@ bool wxDialog::DoCreate( wxWindow* parent, wxWindowID id,
 
     wxAddWindowToTable( (Widget)m_mainWidget, this );
 
-    return TRUE;
+    return true;
 }
 
 void wxDialog::SetModal(bool flag)
 {
-    if ( flag )
-        m_windowStyle |= wxDIALOG_MODAL ;
-    else
-        if ( m_windowStyle & wxDIALOG_MODAL )
-            m_windowStyle -= wxDIALOG_MODAL ;
-
-        wxModelessWindows.DeleteObject(this);
-        if (!flag)
-            wxModelessWindows.Append(this);
+   if ( flag )
+       wxModelessWindows.DeleteObject(this);
+   else
+       wxModelessWindows.Append(this);
 }
 
 wxDialog::~wxDialog()
 {
-    m_isBeingDeleted = TRUE;
+    SendDestroyEvent();
+
+    // if the dialog is modal, this will end its event loop
+    Show(false);
+
     delete m_eventLoop;
 
     if (m_mainWidget)
     {
-        XtRemoveEventHandler((Widget) m_mainWidget, ExposureMask, FALSE,
+        XtRemoveEventHandler((Widget) m_mainWidget, ExposureMask, False,
                              wxUniversalRepaintProc, (XtPointer) this);
     }
 
-    m_modalShowing = FALSE;
-    if (!wxUSE_INVISIBLE_RESIZE && m_mainWidget)
+    m_modalShowing = false;
+
+#if !wxUSE_INVISIBLE_RESIZE
+    if (m_mainWidget)
     {
         XtUnmapWidget((Widget) m_mainWidget);
     }
-}
+#endif
 
-void wxDialog::DoDestroy()
-{
-    if( m_mainWidget )
+    PreDestroy();
+
+    if ( m_mainWidget )
     {
         wxDeleteWindowFromTable( (Widget)m_mainWidget );
         XtDestroyWidget( (Widget)m_mainWidget );
     }
 }
 
-// By default, pressing escape cancels the dialog
-void wxDialog::OnCharHook(wxKeyEvent& event)
-{
-    if (event.m_keyCode == WXK_ESCAPE)
-    {
-        // Behaviour changed in 2.0: we'll send a Cancel message
-        // to the dialog instead of Close.
-        wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
-        cancelEvent.SetEventObject( this );
-        GetEventHandler()->ProcessEvent(cancelEvent);
-
-        return;
-    }
-    // We didn't process this event.
-    event.Skip();
-}
-
 void wxDialog::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 {
     XtVaSetValues((Widget) m_mainWidget, XmNresizePolicy, XmRESIZE_ANY, NULL);
@@ -268,71 +231,84 @@ void wxDialog::SetTitle(const wxString& title)
     {
         wxXmString str( title );
         XtVaSetValues( (Widget)m_mainWidget,
-                       XmNtitle, title.c_str(),
-                       XmNdialogTitle, str(), // Roberto Cocchi
-                       XmNiconName, title.c_str(),
+                       XmNtitle, (const char*)title.mb_str(),
+                       XmNdialogTitle, str(),
+                       XmNiconName, (const char*)title.mb_str(),
                        NULL );
     }
 }
 
 bool wxDialog::Show( bool show )
 {
-    if( !wxTopLevelWindowMotif::Show( show ) )
-        return FALSE;
+    if( !wxWindowBase::Show( show ) )
+        return false;
+
+    if ( !show && IsModal() )
+        EndModal(wxID_CANCEL);
 
     m_isShown = show;
 
     if (show)
     {
-        if (!wxUSE_INVISIBLE_RESIZE)
-            XtMapWidget(XtParent((Widget) m_mainWidget));
-        else
-            XtManageChild((Widget)m_mainWidget) ;
+        if (CanDoLayoutAdaptation())
+            DoLayoutAdaptation();
+
+        // this usually will result in TransferDataToWindow() being called
+        // which will change the controls values so do it before showing as
+        // otherwise we could have some flicker
+        InitDialog();
+    }
+
+    if (show)
+    {
+#if !wxUSE_INVISIBLE_RESIZE
+        XtMapWidget(XtParent((Widget) m_mainWidget));
+#else
+        XtManageChild((Widget)m_mainWidget) ;
+#endif
 
-        XRaiseWindow( XtDisplay( (Widget)m_mainWidget ), 
+        XRaiseWindow( XtDisplay( (Widget)m_mainWidget ),
                       XtWindow( (Widget)m_mainWidget) );
 
     }
     else
     {
-        if (!wxUSE_INVISIBLE_RESIZE)
-            XtUnmapWidget(XtParent((Widget) m_mainWidget));
-        else
-            XtUnmanageChild((Widget)m_mainWidget) ;
+#if !wxUSE_INVISIBLE_RESIZE
+        XtUnmapWidget(XtParent((Widget) m_mainWidget));
+#else
+        XtUnmanageChild((Widget)m_mainWidget) ;
+#endif
 
-        XFlush(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()));
-        XSync(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()), FALSE);
+        XFlush(XtDisplay((Widget)m_mainWidget));
+        XSync(XtDisplay((Widget)m_mainWidget), False);
     }
 
-    return TRUE;
+    return true;
 }
 
 // Shows a dialog modally, returning a return code
 int wxDialog::ShowModal()
 {
-    m_windowStyle |= wxDIALOG_MODAL;
+    WX_HOOK_MODAL_DIALOG();
 
-    Show(TRUE);
+    Show(true);
+
+    // after the event loop ran, the widget might already have been destroyed
+    WXDisplay* display = (WXDisplay*)XtDisplay( (Widget)m_mainWidget );
 
     if (m_modalShowing)
         return 0;
     m_eventLoop = new wxEventLoop;
 
-    m_modalShowing = TRUE;
-    XtAddGrab((Widget) m_mainWidget, TRUE, FALSE);
+    m_modalShowing = true;
+    XtAddGrab((Widget) m_mainWidget, True, False);
 
     m_eventLoop->Run();
 
     // Now process all events in case they get sent to a destroyed dialog
-    XSync(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()), FALSE);
-    while (m_eventLoop->Pending())
-    {
-        XFlush(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()));
-        m_eventLoop->Dispatch();
-    }
+    wxFlushEvents( display );
 
-    delete m_eventLoop;
-    m_eventLoop = NULL;
+    wxDELETE(m_eventLoop);
 
     // 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.
@@ -349,73 +325,12 @@ void wxDialog::EndModal(int retCode)
     // Strangely, we don't seem to need this now.
     //    XtRemoveGrab((Widget) m_mainWidget);
 
-    Show(FALSE);
+    Show(false);
 
-    m_modalShowing = FALSE;
+    m_modalShowing = false;
     m_eventLoop->Exit();
-}
 
-// Standard buttons
-void wxDialog::OnOK(wxCommandEvent& WXUNUSED(event))
-{
-    if ( Validate() && TransferDataFromWindow() )
-    {
-        if ( IsModal() )
-            EndModal(wxID_OK);
-        else
-        {
-            SetReturnCode(wxID_OK);
-            this->Show(FALSE);
-        }
-    }
-}
-
-void wxDialog::OnApply(wxCommandEvent& WXUNUSED(event))
-{
-    if (Validate())
-        TransferDataFromWindow();
-    // TODO probably need to disable the Apply button until things change again
-}
-
-void wxDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
-{
-    if ( IsModal() )
-        EndModal(wxID_CANCEL);
-    else
-    {
-        SetReturnCode(wxID_CANCEL);
-        this->Show(FALSE);
-    }
-}
-
-void wxDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
-{
-    // We'll send a Cancel message by default,
-    // which may close the dialog.
-    // Check for looping if the Cancel event handler calls Close().
-
-    // Note that if a cancel button and handler aren't present in the dialog,
-    // nothing will happen when you close the dialog via the window manager, or
-    // via Close().
-    // 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;
-
-    closing.Append(this);
-
-    wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
-    cancelEvent.SetEventObject( this );
-    GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog
-
-    closing.DeleteObject(this);
+    SetModal(false);
 }
 
 // Destroy the window (delayed, if a managed window)
@@ -423,13 +338,7 @@ bool wxDialog::Destroy()
 {
     if (!wxPendingDelete.Member(this))
         wxPendingDelete.Append(this);
-    return TRUE;
-}
-
-void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
-{
-    SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
-    Refresh();
+    return true;
 }
 
 void wxDialog::ChangeFont(bool keepOriginalSize)
@@ -440,11 +349,11 @@ void wxDialog::ChangeFont(bool keepOriginalSize)
 void wxDialog::ChangeBackgroundColour()
 {
     if (GetMainWidget())
-        DoChangeBackgroundColour(GetMainWidget(), m_backgroundColour);
+        wxDoChangeBackgroundColour(GetMainWidget(), m_backgroundColour);
 }
 
 void wxDialog::ChangeForegroundColour()
 {
     if (GetMainWidget())
-        DoChangeForegroundColour(GetMainWidget(), m_foregroundColour);
+        wxDoChangeForegroundColour(GetMainWidget(), m_foregroundColour);
 }