adding constant which appears in Leopard SDK only

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

diff --git a/src/motif/button.cpp b/src/motif/button.cpp
index d7cdab1c6a2359692750f578e8484b3ac65c1105..7b85a01c74b8f79e896b16e81dcc654d5975becb 100644 (file)
--- a/src/motif/button.cpp
+++ b/src/motif/button.cpp
@@ -1,71 +1,235 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

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

 // Purpose:     wxButton
 // Author:      Julian Smart
 // Modified by:
 // Created:     17/09/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
 // Purpose:     wxButton
 // Author:      Julian Smart
 // Modified by:
 // Created:     17/09/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart

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

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

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

 
 #include "wx/button.h"
 
 
 #include "wx/button.h"
 

-#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxButton, wxControl)
+#ifdef __VMS__
+#pragma message disable nosimpint

 #endif
 #endif

+#include <Xm/PushBG.h>
+#include <Xm/PushB.h>
+#ifdef __VMS__
+#pragma message enable nosimpint
+#endif
+
+
+#ifndef WX_PRECOMP
+    #include "wx/toplevel.h"
+#endif
+
+#include "wx/stockitem.h"
+#include "wx/motif/private.h"
+#include "wx/sysopt.h"
+
+void wxButtonCallback (Widget w, XtPointer clientData, XtPointer ptr);
+
+IMPLEMENT_DYNAMIC_CLASS(wxButton, wxControl)
+
+#define MIN_WIDTH 78
+#define MIN_LARGE_HEIGHT 30

 
 // Button
 
 
 // Button
 

-bool wxButton::Create(wxWindow *parent, wxWindowID id, const wxString& label,
-           const wxPoint& pos,
-           const wxSize& size, long style,
-           const wxValidator& validator,
-           const wxString& name)
+bool wxButton::Create(wxWindow *parent, wxWindowID id, const wxString& lbl,
+                      const wxPoint& pos,
+                      const wxSize& size, long style,
+                      const wxValidator& validator,
+                      const wxString& name)
+{
+    wxString label(lbl);
+    if (label.empty() && wxIsStockID(id))
+        label = wxGetStockLabel(id);
+
+    if( !CreateControl( parent, id, pos, size, style, validator, name ) )
+        return false;
+    PreCreation();
+
+    wxXmString text( GetLabelText(label) );
+
+    Widget parentWidget = (Widget) parent->GetClientWidget();
+
+    /*
+    * Patch Note (important)
+    * There is no major reason to put a defaultButtonThickness here.
+    * Not requesting it give the ability to put wxButton with a spacing
+    * as small as requested. However, if some button become a DefaultButton,
+    * other buttons are no more aligned -- This is why we set
+    * defaultButtonThickness of ALL buttons belonging to the same wxPanel,
+    * in the ::SetDefaultButton method.
+    */
+    m_mainWidget = (WXWidget) XtVaCreateManagedWidget ("button",
+        xmPushButtonWidgetClass,
+        parentWidget,
+        wxFont::GetFontTag(), m_font.GetFontTypeC(XtDisplay(parentWidget)),
+        XmNlabelString, text(),
+        XmNrecomputeSize, False,
+        // See comment for wxButton::SetDefault
+        // XmNdefaultButtonShadowThickness, 1,
+        NULL);
+
+    XtAddCallback ((Widget) m_mainWidget,
+                   XmNactivateCallback, (XtCallbackProc) wxButtonCallback,
+                   (XtPointer) this);
+
+    wxSize best = GetBestSize();
+    if( size.x != -1 ) best.x = size.x;
+    if( size.y != -1 ) best.y = size.y;
+
+    PostCreation();
+    AttachWidget (parent, m_mainWidget, (WXWidget) NULL,
+                  pos.x, pos.y, best.x, best.y);
+
+    return true;
+}
+
+void wxButton::SetDefaultShadowThicknessAndResize()

 {
 {

-    SetName(name);
-    SetValidator(validator);
-    m_windowStyle = style;
+    Widget buttonWidget = (Widget)GetMainWidget();
+    bool managed = XtIsManaged( buttonWidget );
+    if( managed )
+        XtUnmanageChild( buttonWidget );
+
+    XtVaSetValues( buttonWidget,
+                   XmNdefaultButtonShadowThickness, 1,
+                   NULL );
+
+    if( managed )
+        XtManageChild( buttonWidget );
+
+    // this can't currently be done, because user code that calls SetDefault
+    // will break otherwise
+#if 0
+    wxSize best = GetBestSize(), actual = GetSize();
+    if( best.x < actual.x ) best.x = actual.x;
+    if( best.y < actual.y ) best.y = actual.y;
+
+    if( best != actual )
+        SetSize( best );
+#endif
+    InvalidateBestSize();
+}

 
 

-    parent->AddChild((wxButton *)this);

 
 

-    if (id == -1)
-        m_windowId = NewControlId();
-    else
-        m_windowId = id;
+wxWindow *wxButton::SetDefault()
+{
+    wxWindow *oldDefault = wxButtonBase::SetDefault();
+
+    // We initially do not set XmNdefaultShadowThickness, to have
+    // small buttons.  Unfortunately, buttons are now mis-aligned. We
+    // try to correct this now -- setting this ressource to 1 for each
+    // button in the same row.  Because it's very hard to find
+    // wxButton in the same row, correction is straighforward: we set
+    // resource for all wxButton in this parent (but not sub panels)
+
+    wxWindow *parent = GetParent();
+    for (wxWindowList::compatibility_iterator node = parent->GetChildren().GetFirst ();
+         node; node = node->GetNext ())
+    {
+        wxWindow *win = node->GetData ();
+        wxButton *item = wxDynamicCast(win, wxButton);
+        if (item)
+            item->SetDefaultShadowThicknessAndResize();
+    }
+
+    XtVaSetValues ((Widget) parent->GetMainWidget(),
+                   XmNdefaultButton, (Widget) GetMainWidget(),
+                   NULL);
+
+    return oldDefault;
+}

 
 

-    // TODO: create button
+static inline bool wxMotifLargeButtons()
+{
+    return wxSystemOptions::HasOption("motif.largebuttons")
+        && wxSystemOptions::GetOptionInt("motif.largebuttons") != 0;
+}

 
 

-    return FALSE;
+/* static */
+wxSize wxButton::GetDefaultSize()
+{
+    // TODO: check font size as in wxMSW ?  MB
+    // Note: this is the button size (text + margin + shadow + defaultBorder)
+    return wxSize( MIN_WIDTH, MIN_LARGE_HEIGHT );

 }
 
 }
 

-void wxButton::SetSize(int x, int y, int width, int height, int sizeFlags)
+wxSize wxButton::DoGetBestSize() const

 {
 {

-    // TODO
+    if( wxMotifLargeButtons() )
+        return OldGetBestSize();
+
+    wxSize best = wxControl::DoGetBestSize();
+
+    if( HasFlag( wxBU_EXACTFIT ) )
+        return best;
+    else if( best.x < MIN_WIDTH )
+        best.x = MIN_WIDTH;
+
+    return best;

 }
 
 }
 

-void wxButton::SetDefault()
+wxSize wxButton::GetMinSize() const

 {
 {

-    wxWindow *parent = (wxWindow *)GetParent();
-    if (parent)
-        parent->SetDefaultItem(this);
+    if( wxMotifLargeButtons() )
+        return OldGetMinSize();

 
 

-    // TODO: make button the default
+    return DoGetBestSize();

 }
 
 }
 

-wxString wxButton::GetLabel() const
+wxSize wxButton::OldGetMinSize() const

 {
 {

-    // TODO
-    return wxString("");
+    return OldGetBestSize();

 }
 
 }
 

-void wxButton::SetLabel(const wxString& label)
+wxSize wxButton::OldGetBestSize() const

 {
 {

-    // TODO
+    Dimension xmargin, ymargin, highlight, shadow, defThickness;
+
+    XtVaGetValues( (Widget)m_mainWidget,
+                   XmNmarginWidth, &xmargin,
+                   XmNmarginHeight, &ymargin,
+                   XmNhighlightThickness, &highlight,
+                   XmNshadowThickness, &shadow,
+                   XmNdefaultButtonShadowThickness, &defThickness,
+                   NULL );
+
+    int x = 0;  int y = 0;
+    GetTextExtent( GetLabel(), &x, &y );
+
+    int margin = highlight * 2 +
+        ( defThickness ? ( ( shadow + defThickness ) * 4 ) : ( shadow * 2 ) );
+
+    wxSize best( x + xmargin * 2 + margin,
+                 y + ymargin * 2 + margin );
+
+    // all buttons have at least the standard size unless the user explicitly
+    // wants them to be of smaller size and used wxBU_EXACTFIT style when
+    // creating the button
+    if( !HasFlag( wxBU_EXACTFIT ) )
+    {
+        wxSize def = GetDefaultSize();
+        int margin =  highlight * 2 +
+            ( defThickness ? ( shadow * 4 + defThickness * 4 ) : 0 );
+        def.x += margin;
+        def.y += margin;
+
+        if( def.x > best.x )
+            best.x = def.x;
+        if( def.y > best.y )
+            best.y = def.y;
+    }
+
+    return best;

 }
 
 void wxButton::Command (wxCommandEvent & event)
 }
 
 void wxButton::Command (wxCommandEvent & event)


@@ -73,3 +237,14 @@ void wxButton::Command (wxCommandEvent & event)
     ProcessCommand (event);
 }
 
     ProcessCommand (event);
 }
 

+void wxButtonCallback (Widget w, XtPointer clientData, XtPointer WXUNUSED(ptr))
+{
+    if (!wxGetWindowFromTable(w))
+        // Widget has been deleted!
+        return;
+
+    wxButton *item = (wxButton *) clientData;
+    wxCommandEvent event (wxEVT_COMMAND_BUTTON_CLICKED, item->GetId());
+    event.SetEventObject(item);
+    item->ProcessCommand (event);
+}