remove extraneous returns

[wxWidgets.git] / src / motif / checkbox.cpp

diff --git a/src/motif/checkbox.cpp b/src/motif/checkbox.cpp
index 7d40ee43305fd59d3ab83a25eb6047c741c4f625..e6fc7d7314a93455d35a7d1e4a1c812e9451a97e 100644 (file)
--- a/src/motif/checkbox.cpp
+++ b/src/motif/checkbox.cpp
@@ -1,180 +1,256 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        checkbox.cpp
+// Name:        src/motif/checkbox.cpp

 // Purpose:     wxCheckBox
 // Author:      Julian Smart
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
 // Purpose:     wxCheckBox
 // Author:      Julian Smart
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart

-// Licence:    wxWindows licence
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-#pragma implementation "checkbox.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"

 
 #include "wx/checkbox.h"
 
 
 #include "wx/checkbox.h"
 

+#ifndef WX_PRECOMP
+    #include "wx/utils.h"
+#endif
+
+#include "wx/tglbtn.h"
+
+#ifdef __VMS__
+#pragma message disable nosimpint
+#endif

 #include <Xm/Label.h>
 #include <Xm/LabelG.h>
 #include <Xm/ToggleB.h>
 #include <Xm/ToggleBG.h>
 #include <Xm/Label.h>
 #include <Xm/LabelG.h>
 #include <Xm/ToggleB.h>
 #include <Xm/ToggleBG.h>

+#ifdef __VMS__
+#pragma message enable nosimpint
+#endif
+
+#include "wx/motif/private.h"
+
+// define symbols that are missing in old versions of Motif.
+#if wxCHECK_MOTIF_VERSION( 2, 0 )
+    #define wxHAS_3STATE 1
+#else
+    #define wxHAS_3STATE 0
+#endif

 
 #include "wx/motif/private.h"
 
 void wxCheckBoxCallback (Widget w, XtPointer clientData,
 
 #include "wx/motif/private.h"
 
 void wxCheckBoxCallback (Widget w, XtPointer clientData,

-                   XtPointer ptr);
+                         XtPointer ptr);

 
 

-#if !USE_SHARED_LIBRARY

 IMPLEMENT_DYNAMIC_CLASS(wxCheckBox, wxControl)
 IMPLEMENT_DYNAMIC_CLASS(wxCheckBox, wxControl)

-IMPLEMENT_DYNAMIC_CLASS(wxBitmapCheckBox, wxCheckBox)
-#endif

 
 // Single check box item
 bool wxCheckBox::Create(wxWindow *parent, wxWindowID id, const wxString& label,
 
 // Single check box item
 bool wxCheckBox::Create(wxWindow *parent, wxWindowID id, const wxString& label,

-           const wxPoint& pos,
-           const wxSize& size, long style,
-           const wxValidator& validator,
-           const wxString& name)
+                        const wxPoint& pos,
+                        const wxSize& size, long style,
+                        const wxValidator& validator,
+                        const wxString& name)

 {
 {

-    SetName(name);
-    SetValidator(validator);
-    m_windowStyle = style;
-    m_backgroundColour = parent->GetBackgroundColour();
-    m_foregroundColour = parent->GetForegroundColour();
-
-    if (parent) parent->AddChild(this);
-
-    if ( id == -1 )
-        m_windowId = NewControlId();
-    else
-        m_windowId = id;
+    if( !wxControl::CreateControl( parent, id, pos, size, style, validator,
+                                   name ) )
+        return false;
+    PreCreation();

 
 

-    char* label1 = (label.IsNull() ? "" : (char*) (const char*) label);
+    wxXmString text( GetLabelText(label) );

 
 

-    XmString text = XmStringCreateSimple (label1);

     Widget parentWidget = (Widget) parent->GetClientWidget();
 
     m_mainWidget = (WXWidget) XtVaCreateManagedWidget ("toggle",
     Widget parentWidget = (Widget) parent->GetClientWidget();
 
     m_mainWidget = (WXWidget) XtVaCreateManagedWidget ("toggle",

-                                xmToggleButtonWidgetClass, parentWidget,
-                                XmNlabelString, text,
-                                NULL);
-    XmStringFree (text);
-
-    XtAddCallback ((Widget) m_mainWidget, XmNvalueChangedCallback, (XtCallbackProc) wxCheckBoxCallback,
-                (XtPointer) this);
+        xmToggleButtonWidgetClass, parentWidget,
+        wxFont::GetFontTag(), m_font.GetFontTypeC(XtDisplay(parentWidget)),
+        XmNlabelString, text(),
+        XmNrecomputeSize, False,
+        // XmNindicatorOn, XmINDICATOR_CHECK_BOX,
+        // XmNfillOnSelect, False,
+#if wxHAS_3STATE
+        XmNtoggleMode, Is3State() ? XmTOGGLE_INDETERMINATE : XmTOGGLE_BOOLEAN,
+#endif
+        NULL);

 
 

-    XmToggleButtonSetState ((Widget) m_mainWidget, FALSE, TRUE);
+    XtAddCallback( (Widget)m_mainWidget,
+                   XmNvalueChangedCallback, (XtCallbackProc)wxCheckBoxCallback,
+                   (XtPointer)this );

 
 

-    m_windowFont = parent->GetFont();
-    ChangeFont(FALSE);
+    XmToggleButtonSetState ((Widget) m_mainWidget, False, True);

 
 

-    SetCanAddEventHandler(TRUE);
-    AttachWidget (parent, m_mainWidget, (WXWidget) NULL, pos.x, pos.y, size.x, size.y);
+    PostCreation();
+    AttachWidget( parent, m_mainWidget, (WXWidget)NULL,
+                  pos.x, pos.y, size.x, size.y );

 
 

-    ChangeBackgroundColour();
-    return TRUE;
+    return true;

 }
 
 void wxCheckBox::SetValue(bool val)
 {
 }
 
 void wxCheckBox::SetValue(bool val)
 {

-    m_inSetValue = TRUE;
-    XmToggleButtonSetState ((Widget) m_mainWidget, (Boolean) val, TRUE);
-    m_inSetValue = FALSE;
+    if (val)
+    {
+        Set3StateValue(wxCHK_CHECKED);
+    }
+    else
+    {
+        Set3StateValue(wxCHK_UNCHECKED);
+    }

 }
 
 bool wxCheckBox::GetValue() const
 {
 }
 
 bool wxCheckBox::GetValue() const
 {

-    return (XmToggleButtonGetState ((Widget) m_mainWidget) != 0);
+    return (Get3StateValue() != 0);

 }
 
 void wxCheckBox::Command (wxCommandEvent & event)
 {
 }
 
 void wxCheckBox::Command (wxCommandEvent & event)
 {

-    SetValue ((event.GetInt() != 0));
-    ProcessCommand (event);
+    int state = event.GetInt();
+    wxCHECK_RET( (state == wxCHK_UNCHECKED) || (state == wxCHK_CHECKED)
+        || (state == wxCHK_UNDETERMINED),
+        wxT("event.GetInt() returned an invalid checkbox state") );
+
+    Set3StateValue((wxCheckBoxState) state);
+    ProcessCommand(event);

 }
 
 }
 

-// Bitmap checkbox
-bool wxBitmapCheckBox::Create(wxWindow *parent, wxWindowID id, const wxBitmap *label,
-           const wxPoint& pos,
-           const wxSize& size, long style,
-           const wxValidator& validator,
-           const wxString& name)
+void wxCheckBoxCallback (Widget WXUNUSED(w), XtPointer clientData,
+                         XtPointer WXUNUSED(ptr))

 {
 {

-    SetName(name);
-    SetValidator(validator);
-    m_windowStyle = style;
+    wxCheckBox *item = (wxCheckBox *) clientData;

 
 

-    if (parent) parent->AddChild(this);
+    if (item->InSetValue())
+        return;

 
 

-    if ( id == -1 )
-        m_windowId = NewControlId();
-    else
-        m_windowId = id;
+    wxCheckBoxState state = item->Get3StateValue();

 
 

-    // TODO: Create the bitmap checkbox
+    if( !item->Is3rdStateAllowedForUser() && state == wxCHK_UNDETERMINED )
+    {
+        state = wxCHK_UNCHECKED;
+        item->Set3StateValue( state );
+    }

 
 

-    return FALSE;
+    wxCommandEvent event( item->m_evtType, item->GetId() );
+    event.SetInt( (int)state );
+    event.SetEventObject( item );
+    item->ProcessCommand( event );

 }
 
 }
 

-void wxBitmapCheckBox::SetLabel(const wxBitmap *bitmap)
+void wxCheckBox::ChangeBackgroundColour()

 {
 {

-    // TODO
+    if (!m_backgroundColour.Ok())
+        return;
+
+    wxComputeColours (XtDisplay((Widget) m_mainWidget), & m_backgroundColour,
+        (wxColour*) NULL);
+
+    XtVaSetValues ((Widget) m_mainWidget,
+        XmNbackground, g_itemColors[wxBACK_INDEX].pixel,
+        XmNtopShadowColor, g_itemColors[wxTOPS_INDEX].pixel,
+        XmNbottomShadowColor, g_itemColors[wxBOTS_INDEX].pixel,
+        XmNforeground, g_itemColors[wxFORE_INDEX].pixel,
+        NULL);
+
+    wxColour colour = *wxBLACK;
+    WXPixel selectPixel = colour.AllocColour(XtDisplay((Widget)m_mainWidget));
+
+    // Better to have the checkbox selection in black, or it's
+    // hard to determine what state it is in.
+    XtVaSetValues ((Widget) m_mainWidget,
+           XmNselectColor, selectPixel,
+           NULL);

 }
 
 }
 

-void wxBitmapCheckBox::SetSize(int x, int y, int width, int height, int sizeFlags)
+void wxCheckBox::DoSet3StateValue(wxCheckBoxState state)

 {
 {

-    // TODO
-}
+    m_inSetValue = true;
+
+#if wxHAS_3STATE
+    unsigned char value;
+
+    switch (state)
+    {
+    case wxCHK_UNCHECKED: value = XmUNSET; break;
+    case wxCHK_CHECKED: value = XmSET; break;
+    case wxCHK_UNDETERMINED: value = XmINDETERMINATE; break;
+    default: wxASSERT(0); return;
+    }
+
+    XtVaSetValues( (Widget) m_mainWidget,
+                   XmNset, value,
+                   NULL );
+#else
+    XmToggleButtonSetState ((Widget) m_mainWidget,
+                            state == wxCHK_CHECKED, True);
+#endif

 
 

-void wxBitmapCheckBox::SetValue(bool val)
-{
-    // TODO
+    m_inSetValue = false;

 }
 
 }
 

-bool wxBitmapCheckBox::GetValue() const
+wxCheckBoxState wxCheckBox::DoGet3StateValue() const

 {
 {

-    // TODOD
-    return FALSE;
+#if wxHAS_3STATE
+    unsigned char value = 0;
+
+    XtVaGetValues( (Widget) m_mainWidget,
+                   XmNset, &value,
+                   NULL );
+
+    switch (value)
+    {
+    case XmUNSET: return wxCHK_UNCHECKED;
+    case XmSET: return wxCHK_CHECKED;
+    case XmINDETERMINATE: return wxCHK_UNDETERMINED;
+    }
+
+    // impossible...
+    return wxCHK_UNDETERMINED;
+#else
+    return wxCheckBoxState(XmToggleButtonGetState ((Widget) m_mainWidget));
+#endif

 }
 
 }
 

-void wxCheckBoxCallback (Widget w, XtPointer clientData,
-                   XtPointer ptr)
-{
-  wxCheckBox *item = (wxCheckBox *) clientData;
-
-  if (item->InSetValue())
-    return;
-    
-  wxCommandEvent event (wxEVT_COMMAND_CHECKBOX_CLICKED, item->GetId());
-  event.SetInt((int) item->GetValue ());
-  event.SetEventObject(item);
-  item->ProcessCommand (event);
-}
+///////////////////////////////////////////////////////////////////////////////
+// wxToggleButton
+///////////////////////////////////////////////////////////////////////////////

 
 

-void wxCheckBox::ChangeFont(bool keepOriginalSize)
-{
-    wxWindow::ChangeFont(keepOriginalSize);
-}
+#if wxUSE_TOGGLEBTN

 
 

-void wxCheckBox::ChangeBackgroundColour()
-{
-  wxComputeColours (XtDisplay((Widget) m_mainWidget), & m_backgroundColour,
-                           (wxColour*) NULL);
-
-  XtVaSetValues ((Widget) m_mainWidget,
-                  XmNbackground, g_itemColors[wxBACK_INDEX].pixel,
-                  XmNtopShadowColor, g_itemColors[wxTOPS_INDEX].pixel,
-                  XmNbottomShadowColor, g_itemColors[wxBOTS_INDEX].pixel,
-                  XmNforeground, g_itemColors[wxFORE_INDEX].pixel,
-                  NULL);
-
-  XtVaSetValues ((Widget) m_mainWidget,
-                  XmNselectColor, g_itemColors[wxSELE_INDEX].pixel,
-               NULL);
-}
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_TOGGLEBUTTON_CLICKED)
+IMPLEMENT_DYNAMIC_CLASS(wxToggleButton, wxControl)

 
 

-void wxCheckBox::ChangeForegroundColour()
+bool wxToggleButton::Create( wxWindow* parent, wxWindowID id,
+                             const wxString& label,
+                             const wxPoint& pos,
+                             const wxSize& size,
+                             long style,
+                             const wxValidator& val,
+                             const wxString &name )

 {
 {

-    wxWindow::ChangeForegroundColour();
+    if( !wxCheckBox::Create( parent, id, label, pos, size, style, val, name ) )
+        return false;
+
+    XtVaSetValues( (Widget)m_mainWidget,
+                   XmNindicatorSize, 0,
+#if XmVersion >= 2000
+                   XmNindicatorOn, XmINDICATOR_NONE,
+#else
+                   XmNindicatorOn, False,
+#endif
+                   XmNfillOnSelect, False,
+                   XmNshadowThickness, 2,
+                   XmNalignment, XmALIGNMENT_CENTER,
+                   XmNmarginLeft, 0,
+                   XmNmarginRight, 0,
+                   NULL );
+
+    // set it again, because the XtVaSetValue above resets it
+    if( size.x != -1 || size.y != -1 )
+        SetSize( size );
+
+    return true;

 }
 }

+
+#endif // wxUSE_TOGGLEBTN