SetLabel() adjusts the label size

[wxWidgets.git] / src / gtk / dialog.cpp

diff --git a/src/gtk/dialog.cpp b/src/gtk/dialog.cpp
index 0c63e39f11f4eaf864dfa20286ef457d66a3eed8..822015862d24be615ad48589ae3bfa07b84f37a0 100644 (file)
--- a/src/gtk/dialog.cpp
+++ b/src/gtk/dialog.cpp
@@ -2,10 +2,9 @@
 // Name:        dialog.cpp
 // Purpose:
 // Author:      Robert Roebling
 // Name:        dialog.cpp
 // Purpose:
 // Author:      Robert Roebling

-// Created:     01/02/97
-// Id:
-// Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence:    wxWindows licence
+// Id:          $Id$
+// Copyright:   (c) 1998 Robert Roebling
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__


@@ -15,198 +14,476 @@
 #include "wx/dialog.h"
 #include "wx/frame.h"
 #include "wx/app.h"
 #include "wx/dialog.h"
 #include "wx/frame.h"
 #include "wx/app.h"

+
+#include "gdk/gdk.h"
+#include "gtk/gtk.h"

 #include "wx/gtk/win_gtk.h"
 
 //-----------------------------------------------------------------------------
 #include "wx/gtk/win_gtk.h"
 
 //-----------------------------------------------------------------------------

-// delete
+
+extern wxList wxPendingDelete;
+
+//-----------------------------------------------------------------------------
+// "delete_event"
+//-----------------------------------------------------------------------------

 
 bool gtk_dialog_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxDialog *win )
 
 bool gtk_dialog_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxDialog *win )

-{ 
+{
+/*
+    printf( "OnDelete from " );
+    if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
+        printf( win->GetClassInfo()->GetClassName() );
+    printf( ".\n" );
+*/
+
+    win->Close();
+
+    return TRUE;
+}
+
+//-----------------------------------------------------------------------------
+// "size_allocate"
+//-----------------------------------------------------------------------------
+
+static void gtk_dialog_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxDialog *win )
+{
+    if (!win->HasVMT()) return;
+

 /*
 /*

-  printf( "OnDelete from " );
-  if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
-    printf( win->GetClassInfo()->GetClassName() );
-  printf( ".\n" );
+    printf( "OnDialogResize from " );
+    if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
+        printf( win->GetClassInfo()->GetClassName() );
+    printf( ".\n" );

 */
 */

-  
-  win->Close();

 
 

-  return TRUE;
-};
+   if ((win->m_width != alloc->width) || (win->m_height != alloc->height))
+   {
+       win->m_sizeSet = FALSE;
+       win->m_width = alloc->width;
+       win->m_height = alloc->height;
+   }
+}
+
+//-----------------------------------------------------------------------------
+// "configure_event"
+//-----------------------------------------------------------------------------
+
+static gint gtk_dialog_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *event, wxDialog *win )
+{
+    if (!win->HasVMT()) return FALSE;
+
+    win->m_x = event->x;
+    win->m_y = event->y;
+
+    wxMoveEvent mevent( wxPoint(win->m_x,win->m_y), win->GetId() );
+    mevent.SetEventObject( win );
+    win->GetEventHandler()->ProcessEvent( mevent );
+
+    return FALSE;
+}

 
 //-----------------------------------------------------------------------------
 // wxDialog
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // wxDialog
 //-----------------------------------------------------------------------------
 

-BEGIN_EVENT_TABLE(wxDialog,wxWindow)
-  EVT_BUTTON  (wxID_OK,       wxDialog::OnOk)
-  EVT_BUTTON  (wxID_CANCEL,   wxDialog::OnCancel)
-  EVT_BUTTON  (wxID_APPLY,    wxDialog::OnApply)
-  EVT_CLOSE   (wxDialog::OnCloseWindow)
+BEGIN_EVENT_TABLE(wxDialog,wxPanel)
+    EVT_BUTTON  (wxID_OK,       wxDialog::OnOK)
+    EVT_BUTTON  (wxID_CANCEL,   wxDialog::OnCancel)
+    EVT_BUTTON  (wxID_APPLY,    wxDialog::OnApply)
+    EVT_SIZE    (wxDialog::OnSize)
+    EVT_CLOSE   (wxDialog::OnCloseWindow)

 END_EVENT_TABLE()
 
 END_EVENT_TABLE()
 

-IMPLEMENT_DYNAMIC_CLASS(wxDialog,wxWindow)
+IMPLEMENT_DYNAMIC_CLASS(wxDialog,wxPanel)

 
 

-wxDialog::wxDialog(void)
+void wxDialog::Init()

 {
 {

-  m_title = "";
-  m_modalShowing = TRUE;
-  wxTopLevelWindows.Insert( this );
-};
+    m_sizeSet = FALSE;
+    m_modalShowing = FALSE;
+}

 
 

-wxDialog::wxDialog( wxWindow *parent, 
-      wxWindowID id, const wxString &title,
-      const wxPoint &pos, const wxSize &size, 
-      const long style, const wxString &name )
+wxDialog::wxDialog( wxWindow *parent,
+                    wxWindowID id, const wxString &title,
+                    const wxPoint &pos, const wxSize &size,
+                    long style, const wxString &name )

 {
 {

-  wxTopLevelWindows.Insert( this );
-  Create( parent, id, title, pos, size, style, name );
-};
+    Init();
+
+    Create( parent, id, title, pos, size, style, name );
+}

 
 bool wxDialog::Create( wxWindow *parent,
 
 bool wxDialog::Create( wxWindow *parent,

-      wxWindowID id, const wxString &title,
-      const wxPoint &pos, const wxSize &size, 
-      const long style, const wxString &name )
-{
-  m_needParent = FALSE;
-  
-  PreCreation( parent, id, pos, size, style, name );
-  
-  m_modalShowing = ((m_windowStyle & wxDIALOG_MODAL) == wxDIALOG_MODAL);
-  
-  m_widget = gtk_window_new( GTK_WINDOW_TOPLEVEL );
-  GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
- 
-  gtk_widget_set( m_widget, "GtkWindow::allow_shrink", TRUE, NULL);
-  
-  gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event", 
-    GTK_SIGNAL_FUNC(gtk_dialog_delete_callback), (gpointer)this );
-    
-  m_wxwindow = gtk_myfixed_new();
-  gtk_widget_show( m_wxwindow );
-  GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
-  
-  gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow );
-  
-  SetTitle( title );
-  
-  PostCreation();
-  
-  return TRUE;
-};
-
-wxDialog::~wxDialog(void)
-{
-  wxTopLevelWindows.DeleteObject( this );
-  if (wxTopLevelWindows.Number() == 0) wxTheApp->ExitMainLoop();
-};
-
-void wxDialog::SetTitle(const wxString& title )
-{
-  m_title = title;
-  gtk_window_set_title( GTK_WINDOW(m_widget), m_title );
-};
-
-wxString wxDialog::GetTitle(void) const
-{
-  return (wxString&)m_title;
-};
+                       wxWindowID id, const wxString &title,
+                       const wxPoint &pos, const wxSize &size,
+                       long style, const wxString &name )
+{
+    wxTopLevelWindows.Append( this );
+
+    m_needParent = FALSE;
+
+    PreCreation( parent, id, pos, size, style, name );
+
+    m_widget = gtk_window_new( GTK_WINDOW_TOPLEVEL );
+    GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
+
+    gtk_widget_set( m_widget, "GtkWindow::allow_shrink", TRUE, NULL);
+
+    gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
+        GTK_SIGNAL_FUNC(gtk_dialog_delete_callback), (gpointer)this );
+
+    m_wxwindow = gtk_myfixed_new();
+    gtk_widget_show( m_wxwindow );
+    GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
+
+    gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow );
+
+    SetTitle( title );
+
+    if (m_parent) m_parent->AddChild( this );
+
+    PostCreation();
+
+    gtk_widget_realize( m_widget );
+
+    gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate",
+        GTK_SIGNAL_FUNC(gtk_dialog_size_callback), (gpointer)this );
+
+    gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event",
+        GTK_SIGNAL_FUNC(gtk_dialog_configure_callback), (gpointer)this );
+
+    return TRUE;
+}
+
+wxDialog::~wxDialog()
+{
+    wxTopLevelWindows.DeleteObject( this );
+
+    if (wxTheApp->GetTopWindow() == this)
+    {
+        wxTheApp->SetTopWindow( (wxWindow*) NULL );
+    }
+
+    if (wxTopLevelWindows.Number() == 0)
+    {
+        wxTheApp->ExitMainLoop();
+    }
+}
+
+void wxDialog::SetTitle( const wxString& title )
+{
+    m_title = title;
+    if (m_title.IsNull()) m_title = "";
+    gtk_window_set_title( GTK_WINDOW(m_widget), m_title );
+}
+
+wxString wxDialog::GetTitle() const
+{
+    return (wxString&)m_title;
+}

 
 void wxDialog::OnApply( wxCommandEvent &WXUNUSED(event) )
 {
 
 void wxDialog::OnApply( wxCommandEvent &WXUNUSED(event) )
 {

-  if (Validate()) TransferDataFromWindow();
-};
+    if (Validate()) TransferDataFromWindow();
+}

 
 void wxDialog::OnCancel( wxCommandEvent &WXUNUSED(event) )
 {
 
 void wxDialog::OnCancel( wxCommandEvent &WXUNUSED(event) )
 {

-  if (IsModal())
-    EndModal(wxID_CANCEL);
-  else
-  {
-    SetReturnCode(wxID_CANCEL);
-    this->Show(FALSE);
-  };
-};
-
-void wxDialog::OnOk( wxCommandEvent &WXUNUSED(event) )
-{
-  if ( Validate() && TransferDataFromWindow())
-  {
-    if (IsModal()) 
-      EndModal(wxID_OK);
+    if (IsModal())
+    {
+        EndModal(wxID_CANCEL);
+    }

     else
     {
     else
     {

-      SetReturnCode(wxID_OK);
-      this->Show(FALSE);
-    };
-  };
-  EndModal( wxID_OK );
-};
+        SetReturnCode(wxID_CANCEL);
+        this->Show(FALSE);
+    }
+}
+
+void wxDialog::OnOK( wxCommandEvent &WXUNUSED(event) )
+{
+    if ( Validate() && TransferDataFromWindow())
+    {
+        if (IsModal())
+        {
+            EndModal(wxID_OK);
+        }
+        else
+        {
+            SetReturnCode(wxID_OK);
+            this->Show(FALSE);
+        }
+    }
+}

 
 void wxDialog::OnPaint( wxPaintEvent& WXUNUSED(event) )
 {
 
 void wxDialog::OnPaint( wxPaintEvent& WXUNUSED(event) )
 {

-  // yes
-};
+    // yes
+}

 
 

-bool wxDialog::OnClose(void)
+void wxDialog::OnCloseWindow(wxCloseEvent& event)

 {
 {

-  static wxList closing;
+    // 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.

 
 

-  if (closing.Member(this)) return FALSE;   // no loops
+    static wxList closing;

 
 

-  closing.Append(this);
+    if (closing.Member(this))
+        return;   // no loops

 
 

-  wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
-  cancelEvent.SetEventObject( this );
-  GetEventHandler()->ProcessEvent(cancelEvent);
-  closing.DeleteObject(this);
-  
-  return FALSE;
+    closing.Append(this);
+
+    wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
+    cancelEvent.SetEventObject( this );
+    GetEventHandler()->ProcessEvent(cancelEvent);
+    closing.DeleteObject(this);

 }
 
 }
 

-void wxDialog::OnCloseWindow(wxCloseEvent& event)
+bool wxDialog::Destroy()
+{
+    if (!wxPendingDelete.Member(this)) wxPendingDelete.Append(this);
+
+    return TRUE;
+}
+
+void wxDialog::OnSize( wxSizeEvent &WXUNUSED(event) )
+{
+    wxASSERT_MSG( (m_widget != NULL), "invalid dialog" );
+
+    if (GetAutoLayout())
+    {
+        Layout();
+    }
+    else
+    {
+        /* no child: go out ! */
+        if (!GetChildren().First()) return;
+
+        /* do we have exactly one child? */
+        wxWindow *child = (wxWindow *) NULL;
+        for(wxNode *node = GetChildren().First(); node; node = node->Next())
+        {
+            wxWindow *win = (wxWindow *)node->Data();
+            if (!wxIS_KIND_OF(win,wxFrame) && !wxIS_KIND_OF(win,wxDialog))
+            {
+                /* it's the second one: do nothing */
+                if (child) return;
+                child = win;
+            }
+        }
+
+        /* yes: set it's size to fill all the frame */
+        int client_x, client_y;
+        GetClientSize( &client_x, &client_y );
+        child->SetSize( 1, 1, client_x-2, client_y);
+    }
+}
+
+void wxDialog::DoSetSize( int x, int y, int width, int height, int sizeFlags )
+{
+    wxASSERT_MSG( (m_widget != NULL), "invalid dialog" );
+    wxASSERT_MSG( (m_wxwindow != NULL), "invalid dialog" );
+
+    if (m_resizing) return; /* I don't like recursions */
+    m_resizing = TRUE;
+
+    int old_x = m_x;
+    int old_y = m_y;
+    int old_width = m_width;
+    int old_height = m_height;
+
+    if ((sizeFlags & wxSIZE_USE_EXISTING) == wxSIZE_USE_EXISTING)
+    {
+        if (x != -1) m_x = x;
+        if (y != -1) m_y = y;
+        if (width != -1) m_width = width;
+        if (height != -1) m_height = height;
+    }
+    else
+    {
+        m_x = x;
+        m_y = y;
+        m_width = width;
+        m_height = height;
+    }
+
+    if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
+    {
+        if (width == -1) m_width = 80;
+    }
+
+    if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
+    {
+       if (height == -1) m_height = 26;
+    }
+
+    if ((m_minWidth != -1) && (m_width < m_minWidth)) m_width = m_minWidth;
+    if ((m_minHeight != -1) && (m_height < m_minHeight)) m_height = m_minHeight;
+    if ((m_maxWidth != -1) && (m_width > m_maxWidth)) m_width = m_maxWidth;
+    if ((m_maxHeight != -1) && (m_height > m_maxHeight)) m_height = m_maxHeight;
+
+    if ((m_x != -1) || (m_y != -1))
+    {
+        if ((m_x != old_x) || (m_y != old_y))
+       {
+            /* m_sizeSet = FALSE; */
+            gtk_widget_set_uposition( m_widget, m_x, m_y );
+       }
+    }
+
+    if ((m_width != old_width) || (m_height != old_height))
+    {
+        m_sizeSet = FALSE;
+    }
+
+    m_resizing = FALSE;
+}
+
+void wxDialog::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y), int width, int height )
+{
+    // due to a bug in gtk, x,y are always 0
+    // m_x = x;
+    // m_y = y;
+
+    if ((m_height == height) && (m_width == width) && (m_sizeSet)) return;
+    if (!m_wxwindow) return;
+
+    m_width = width;
+    m_height = height;
+
+    if ((m_minWidth != -1) && (m_width < m_minWidth)) m_width = m_minWidth;
+    if ((m_minHeight != -1) && (m_height < m_minHeight)) m_height = m_minHeight;
+    if ((m_maxWidth != -1) && (m_width > m_maxWidth)) m_width = m_maxWidth;
+    if ((m_maxHeight != -1) && (m_height > m_maxHeight)) m_height = m_maxHeight;
+
+    /* we actually set the size of a frame here and no-where else */
+    gtk_widget_set_usize( m_widget, m_width, m_height );
+
+    m_sizeSet = TRUE;
+
+    wxSizeEvent event( wxSize(m_width,m_height), GetId() );
+    event.SetEventObject( this );
+    GetEventHandler()->ProcessEvent( event );
+}
+
+void wxDialog::Centre( int direction )
+{
+    wxASSERT_MSG( (m_widget != NULL), "invalid dialog" );
+
+    int x = 0;
+    int y = 0;
+
+    if ((direction & wxHORIZONTAL) == wxHORIZONTAL) x = (gdk_screen_width () - m_width) / 2;
+    if ((direction & wxVERTICAL) == wxVERTICAL) y = (gdk_screen_height () - m_height) / 2;
+
+    Move( x, y );
+}
+
+void wxDialog::OnInternalIdle()

 {
 {

-  if (GetEventHandler()->OnClose() || event.GetForce())
-  {
-    this->Destroy();
-  };
-};
-
-bool wxDialog::Show( const bool show )
-{
-  if (!show && m_modalShowing)
-  {
-    EndModal( wxID_CANCEL );
-  };
-
-  wxWindow::Show( show );
-  
-  if (show) InitDialog();
-  
-  if (show && m_modalShowing)
-  {
+    if (!m_sizeSet)
+        GtkOnSize( m_x, m_y, m_width, m_height );
+}
+
+bool wxDialog::Show( bool show )
+{
+    if (!show && IsModal())
+    {
+        EndModal( wxID_CANCEL );
+    }
+
+    if (show && !m_sizeSet)
+    {
+        /* by calling GtkOnSize here, we don't have to call
+           either after showing the frame, which would entail
+           much ugly flicker nor from within the size_allocate
+           handler, because GTK 1.1.X forbids that. */
+
+        GtkOnSize( m_x, m_y, m_width, m_height );
+    }
+
+    wxWindow::Show( show );
+
+    if (show) InitDialog();
+
+    return TRUE;
+}
+
+bool wxDialog::IsModal() const
+{
+    return m_modalShowing;
+}
+
+void wxDialog::SetModal( bool WXUNUSED(flag) )
+{
+/*
+  if (flag)
+    m_windowStyle |= wxDIALOG_MODAL;
+  else
+    if (m_windowStyle & wxDIALOG_MODAL) m_windowStyle -= wxDIALOG_MODAL;
+*/
+    wxFAIL_MSG( "wxDialog:SetModal obsolete now" );
+}
+
+int wxDialog::ShowModal()
+{
+    if (IsModal())
+    {
+       wxFAIL_MSG( "wxDialog:ShowModal called twice" );
+       return GetReturnCode();
+    }
+
+    Show( TRUE );
+
+    m_modalShowing = TRUE;
+

     gtk_grab_add( m_widget );
     gtk_main();
     gtk_grab_remove( m_widget );
     gtk_grab_add( m_widget );
     gtk_main();
     gtk_grab_remove( m_widget );

-  };
-  
-  return TRUE;
-};

 
 

-int wxDialog::ShowModal(void)
-{
-  Show( TRUE );
-  return GetReturnCode();
-};
+    return GetReturnCode();
+}

 
 void wxDialog::EndModal( int retCode )
 {
 
 void wxDialog::EndModal( int retCode )
 {

-  gtk_main_quit();
-  SetReturnCode( retCode );
-};
+    SetReturnCode( retCode );
+
+    if (!IsModal())
+    {
+        wxFAIL_MSG( "wxDialog:EndModal called twice" );
+        return;
+    }

 
 

-void wxDialog::InitDialog(void)
+    m_modalShowing = FALSE;
+
+    gtk_main_quit();
+
+    Show( FALSE );
+}
+
+void wxDialog::InitDialog()

 {
 {

-  wxWindow::InitDialog();
-};
+    wxWindow::InitDialog();
+}

 
 

+void wxDialog::SetIcon( const wxIcon &icon )
+{
+    m_icon = icon;
+    if (!icon.Ok()) return;
+
+    wxMask *mask = icon.GetMask();
+    GdkBitmap *bm = (GdkBitmap *) NULL;
+    if (mask) bm = mask->GetBitmap();
+
+    gdk_window_set_icon( m_widget->window, (GdkWindow *) NULL, icon.GetPixmap(), bm );
+}