Added comments

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

diff --git a/src/motif/radiobox.cpp b/src/motif/radiobox.cpp
index ee9c66c2dd1b99385166106c01d752c8b744d364..6845b047db74b09c47360303a0dac61ccdef2906 100644 (file)
--- a/src/motif/radiobox.cpp
+++ b/src/motif/radiobox.cpp
@@ -6,7 +6,7 @@
 // Created:     17/09/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
 // Created:     17/09/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart

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

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


@@ -14,6 +14,20 @@
 #endif
 
 #include "wx/radiobox.h"
 #endif
 
 #include "wx/radiobox.h"

+#include "wx/utils.h"
+
+#include <Xm/Label.h>
+#include <Xm/LabelG.h>
+#include <Xm/ToggleB.h>
+#include <Xm/ToggleBG.h>
+#include <Xm/RowColumn.h>
+#include <Xm/Form.h>
+#include <Xm/Frame.h>
+
+#include <wx/motif/private.h>
+
+void wxRadioBoxCallback (Widget w, XtPointer clientData,
+                    XmToggleButtonCallbackStruct * cbs);

 
 #if !USE_SHARED_LIBRARY
 IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl)
 
 #if !USE_SHARED_LIBRARY
 IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl)


@@ -26,6 +40,12 @@ wxRadioBox::wxRadioBox()
     m_noItems = 0;
     m_noRowsOrCols = 0;
     m_majorDim = 0 ;
     m_noItems = 0;
     m_noRowsOrCols = 0;
     m_majorDim = 0 ;

+
+    m_formWidget = (WXWidget) 0;
+    m_frameWidget = (WXWidget) 0;
+    m_labelWidget = (WXWidget) 0;
+    m_radioButtons = (WXWidget*) NULL;
+    m_radioButtonLabels = (wxString*) NULL;

 }
 
 bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title,
 }
 
 bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title,


@@ -36,6 +56,14 @@ bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title,
 {
     m_selectedButton = -1;
     m_noItems = n;
 {
     m_selectedButton = -1;
     m_noItems = n;

+    m_formWidget = (WXWidget) 0;
+    m_frameWidget = (WXWidget) 0;
+    m_labelWidget = (WXWidget) 0;
+    m_radioButtons = (WXWidget*) NULL;
+    m_radioButtonLabels = (wxString*) NULL;
+    m_backgroundColour = parent->GetBackgroundColour();
+    m_foregroundColour = parent->GetForegroundColour();
+    m_font = parent->GetFont();

 
     SetName(name);
     SetValidator(val);
 
     SetName(name);
     SetValidator(val);


@@ -56,31 +84,179 @@ bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title,
     else
         m_majorDim = majorDim ;
 
     else
         m_majorDim = majorDim ;
 

+    Widget parentWidget = (Widget) parent->GetClientWidget();
+
+    wxString label1(wxStripMenuCodes(title));
+
+    Widget formWidget = XtVaCreateManagedWidget (name.c_str(),
+                                        xmFormWidgetClass, parentWidget,
+                                        XmNmarginHeight, 0,
+                                        XmNmarginWidth, 0,
+                                        NULL);
+
+    m_formWidget = (WXWidget) formWidget;
+
+    XmFontList fontList = (XmFontList) m_font.GetFontList(1.0, XtDisplay(parentWidget));
+    if (label1 != "")
+    {
+        wxXmString text(label1);
+        (void)XtVaCreateManagedWidget(label1.c_str(),
+#if wxUSE_GADGETS
+                                             style & wxCOLOURED ? xmLabelWidgetClass
+                                                                : xmLabelGadgetClass,
+                                             formWidget,
+#else
+                                             xmLabelWidgetClass, formWidget,
+#endif
+                                             XmNfontList, fontList,
+                                             XmNlabelString, text(),
+                                             NULL);
+    }
+
+    Widget frameWidget = XtVaCreateManagedWidget ("frame",
+                                        xmFrameWidgetClass, formWidget,
+                                        XmNshadowType, XmSHADOW_IN,
+//                                        XmNmarginHeight, 0,
+//                                        XmNmarginWidth, 0,
+                                        NULL);
+
+    m_frameWidget = (WXWidget) frameWidget;
+
+    Arg args[3];
+
+    m_majorDim = (n + m_majorDim - 1) / m_majorDim;
+
+    XtSetArg (args[0], XmNorientation, ((style & wxHORIZONTAL) == wxHORIZONTAL ?
+                                          XmHORIZONTAL : XmVERTICAL));
+    XtSetArg (args[1], XmNnumColumns, m_majorDim);
+
+    Widget radioBoxWidget = XmCreateRadioBox (frameWidget, "radioBoxWidget", args, 2);
+    m_mainWidget = (WXWidget) radioBoxWidget;
+
+
+    if (m_labelWidget)
+            XtVaSetValues ((Widget) m_labelWidget,
+                       XmNtopAttachment, XmATTACH_FORM,
+                       XmNleftAttachment, XmATTACH_FORM,
+                       XmNalignment, XmALIGNMENT_BEGINNING,
+                       NULL);
+
+    XtVaSetValues (radioBoxWidget,
+            XmNtopAttachment, m_labelWidget ? XmATTACH_WIDGET : XmATTACH_FORM,
+                     XmNtopWidget, m_labelWidget ? (Widget) m_labelWidget : formWidget,
+                     XmNbottomAttachment, XmATTACH_FORM,
+                     XmNleftAttachment, XmATTACH_FORM,
+                     XmNrightAttachment, XmATTACH_FORM,
+                     NULL);
+
+    //    if (style & wxFLAT)
+    //        XtVaSetValues (radioBoxWidget, XmNborderWidth, 1, NULL);
+
+    m_radioButtons = new WXWidget[n];
+    m_radioButtonLabels = new wxString[n];
+    int i;
+    for (i = 0; i < n; i++)
+    {
+        wxString str(wxStripMenuCodes(choices[i]));
+        m_radioButtonLabels[i] = str;
+        m_radioButtons[i] = (WXWidget) XtVaCreateManagedWidget ((char*) (const char*) str,
+#if wxUSE_GADGETS
+                            xmToggleButtonGadgetClass, radioBoxWidget,
+#else
+                                    xmToggleButtonWidgetClass, radioBoxWidget,
+#endif
+                                    XmNfontList, fontList,
+                                                 NULL);
+        XtAddCallback ((Widget) m_radioButtons[i], XmNvalueChangedCallback, (XtCallbackProc) wxRadioBoxCallback,
+                     (XtCallbackProc) this);
+
+    }
+    SetSelection (0);
+
+    m_font = parent->GetFont();
+    ChangeFont(FALSE);

 
 

-    // TODO create radiobox
-    return FALSE;
+    //    XtManageChild((Widget) m_formWidget);
+    XtManageChild (radioBoxWidget);
+
+    SetCanAddEventHandler(TRUE);
+    AttachWidget (parent, m_mainWidget, m_formWidget, pos.x, pos.y, size.x, size.y);
+
+    ChangeBackgroundColour();
+
+    return TRUE;

 }
 
 
 wxRadioBox::~wxRadioBox()
 {
 }
 
 
 wxRadioBox::~wxRadioBox()
 {

-    // TODO
+    delete[] m_radioButtonLabels;
+    delete[] m_radioButtons;
+
+    DetachWidget(m_formWidget);
+    DetachWidget(m_mainWidget);
+
+    if (m_labelWidget)
+       XtDestroyWidget((Widget) m_labelWidget);
+    XtDestroyWidget((Widget) m_mainWidget);
+    XtDestroyWidget((Widget) m_formWidget);
+
+    m_mainWidget = (WXWidget) 0;
+    m_formWidget = (WXWidget) 0;
+    m_labelWidget = (WXWidget) 0;

 }
 
 wxString wxRadioBox::GetLabel(int item) const
 {
 }
 
 wxString wxRadioBox::GetLabel(int item) const
 {

-    // TODO
-    return wxString("");
+    if (item < 0 || item >= m_noItems)
+        return wxEmptyString;
+
+    Widget widget = (Widget) m_radioButtons[item];
+    XmString text;
+    char *s;
+    XtVaGetValues (widget,
+                    XmNlabelString, &text,
+                    NULL);
+
+    if (XmStringGetLtoR (text, XmSTRING_DEFAULT_CHARSET, &s))
+    {
+        // Should we free 'text'???
+        XmStringFree(text);
+        wxString str(s);
+        XtFree (s);
+        return str;
+    }
+    else
+    {
+        XmStringFree(text);
+        return wxEmptyString;
+    }

 }
 
 void wxRadioBox::SetLabel(int item, const wxString& label)
 {
 }
 
 void wxRadioBox::SetLabel(int item, const wxString& label)
 {

-    // TODO
+    if (item < 0 || item >= m_noItems)
+        return;
+
+    Widget widget = (Widget) m_radioButtons[item];
+    if (label != "")
+    {
+        wxString label1(wxStripMenuCodes(label));
+        XmString text = XmStringCreateSimple ((char*) (const char*) label1);
+        XtVaSetValues (widget,
+                        XmNlabelString, text,
+                        XmNlabelType, XmSTRING,
+                        NULL);
+        XmStringFree (text);
+    }

 }
 
 int wxRadioBox::FindString(const wxString& s) const
 {
 }
 
 int wxRadioBox::FindString(const wxString& s) const
 {

-    // TODO
+    int i;
+    for (i = 0; i < m_noItems; i++)
+        if (s == m_radioButtonLabels[i])
+            return i;

     return -1;
 }
 
     return -1;
 }
 


@@ -88,9 +264,19 @@ void wxRadioBox::SetSelection(int n)
 {
     if ((n < 0) || (n >= m_noItems))
         return;
 {
     if ((n < 0) || (n >= m_noItems))
         return;

-    // TODO

 
     m_selectedButton = n;
 
     m_selectedButton = n;

+
+    m_inSetValue = TRUE;
+
+    XmToggleButtonSetState ((Widget) m_radioButtons[n], TRUE, FALSE);
+
+    int i;
+    for (i = 0; i < m_noItems; i++)
+        if (i != n)
+            XmToggleButtonSetState ((Widget) m_radioButtons[i], FALSE, FALSE);
+
+    m_inSetValue = FALSE;

 }
 
 // Get single selection, for single choice list items
 }
 
 // Get single selection, for single choice list items


@@ -102,65 +288,104 @@ int wxRadioBox::GetSelection() const
 // Find string for position
 wxString wxRadioBox::GetString(int n) const
 {
 // Find string for position
 wxString wxRadioBox::GetString(int n) const
 {

-    // TODO
-    return wxString("");
+    if ((n < 0) || (n >= m_noItems))
+        return wxEmptyString;
+    return m_radioButtonLabels[n];

 }
 
 }
 

-void wxRadioBox::SetSize(int x, int y, int width, int height, int sizeFlags)
+void wxRadioBox::DoSetSize(int x, int y, int width, int height, int sizeFlags)

 {
 {

-    // TODO
-}
+    bool managed = XtIsManaged((Widget) m_formWidget);

 
 

-void wxRadioBox::GetSize(int *width, int *height) const
-{
-    // TODO
-}
+    if (managed)
+        XtUnmanageChild ((Widget) m_formWidget);

 
 

-void wxRadioBox::GetPosition(int *x, int *y) const
-{
-    // TODO
-}
+    int xx = x; int yy = y;
+    AdjustForParentClientOrigin(xx, yy, sizeFlags);

 
 

-wxString wxRadioBox::GetLabel() const
-{
-    // TODO
-    return wxString("");
-}
+    if (x > -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+        XtVaSetValues ((Widget) m_formWidget, XmNleftAttachment, XmATTACH_SELF,
+                   XmNx, xx, NULL);
+    if (y > -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+        XtVaSetValues ((Widget) m_formWidget, XmNtopAttachment, XmATTACH_SELF,
+                   XmNy, yy, NULL);

 
 

-void wxRadioBox::SetLabel(const wxString& label)
-{
-    // TODO
-}
+    // Must set the actual RadioBox to be desired size MINUS label size
+    Dimension labelWidth = 0, labelHeight = 0, actualWidth = 0, actualHeight = 0;

 
 

-void wxRadioBox::SetFocus()
-{
-    // TODO
-}
+    if (m_labelWidget)
+        XtVaGetValues ((Widget) m_labelWidget, XmNwidth, &labelWidth, XmNheight, &labelHeight, NULL);

 
 

-bool wxRadioBox::Show(bool show)
-{
-    // TODO
-    return FALSE;
+    actualWidth = width;
+    actualHeight = height - labelHeight;
+
+    if (width > -1)
+    {
+        XtVaSetValues ((Widget) m_mainWidget, XmNwidth, actualWidth, NULL);
+    }
+    if (height > -1)
+    {
+        XtVaSetValues ((Widget) m_mainWidget, XmNheight, actualHeight, NULL);
+    }
+    if (managed)
+        XtManageChild ((Widget) m_formWidget);

 }
 
 // Enable a specific button
 }
 
 // Enable a specific button

-void wxRadioBox::Enable(int item, bool enable)
+void wxRadioBox::Enable(int n, bool enable)

 {
 {

-    // TODO
+    if ((n < 0) || (n >= m_noItems))
+        return;
+
+    XtSetSensitive ((Widget) m_radioButtons[n], (Boolean) enable);

 }
 
 // Enable all controls
 }
 
 // Enable all controls

-void wxRadioBox::Enable(bool enable)
+bool wxRadioBox::Enable(bool enable)

 {
 {

-    wxControl::Enable(enable);
+    if ( !wxControl::Enable(enable) )
+        return FALSE;
+
+    int i;
+    for (i = 0; i < m_noItems; i++)
+        XtSetSensitive ((Widget) m_radioButtons[i], (Boolean) enable);

 
 

-    // TODO
+    return TRUE;
+}
+
+bool wxRadioBox::Show(bool show)
+{
+    // TODO: show/hide all children
+    return wxControl::Show(show);

 }
 
 // Show a specific button
 }
 
 // Show a specific button

-void wxRadioBox::Show(int item, bool show)
+void wxRadioBox::Show(int n, bool show)

 {
 {

-    // TODO
+  // This method isn't complete, and we try do do our best...
+  // It's main purpose isn't for allowing Show/Unshow dynamically,
+  // but rather to provide a way to design wxRadioBox such:
+  //
+  //        o Val1  o Val2   o Val3 
+  //        o Val4           o Val6 
+  //        o Val7  o Val8   o Val9 
+  //
+  // In my case, this is a 'direction' box, and the Show(5,False) is
+  // coupled with an Enable(5,False)
+  //
+    if ((n < 0) || (n >= m_noItems))
+        return;
+
+    XtVaSetValues ((Widget) m_radioButtons[n],
+        XmNindicatorOn, (unsigned char) show,
+        NULL);
+
+    // Please note that this is all we can do: removing the label
+    // if switching to unshow state. However, when switching
+    // to the on state, it's the prog. resp. to call SetLabel(item,...)
+    // after this call!!
+    if (!show)
+        wxRadioBox::SetLabel (n, " ");

 }
 
 // For single selection items only
 }
 
 // For single selection items only


@@ -191,4 +416,78 @@ void wxRadioBox::Command (wxCommandEvent & event)
     ProcessCommand (event);
 }
 
     ProcessCommand (event);
 }
 

+void wxRadioBox::ChangeFont(bool keepOriginalSize)
+{
+    wxWindow::ChangeFont(keepOriginalSize);
+
+    XmFontList fontList = (XmFontList) m_font.GetFontList(1.0, XtDisplay((Widget) GetTopWidget()));
+
+    int i;
+    for (i = 0; i < m_noItems; i++)
+    {
+        WXWidget radioButton = m_radioButtons[i];
+
+        XtVaSetValues ((Widget) radioButton,
+                       XmNfontList, fontList,
+                       XmNtopAttachment, XmATTACH_FORM,
+                       NULL);
+    }
+}
+
+void wxRadioBox::ChangeBackgroundColour()
+{
+    wxWindow::ChangeBackgroundColour();
+
+    DoChangeBackgroundColour((Widget) m_frameWidget, m_backgroundColour);
+
+    int selectPixel = wxBLACK->AllocColour(wxGetDisplay());
+
+    int i;
+    for (i = 0; i < m_noItems; i++)
+    {
+        WXWidget radioButton = m_radioButtons[i];
+
+        DoChangeBackgroundColour(radioButton, m_backgroundColour, TRUE);
+
+        XtVaSetValues ((Widget) radioButton,
+          XmNselectColor, selectPixel,
+          NULL);
+    }
+}
+
+void wxRadioBox::ChangeForegroundColour()
+{
+    wxWindow::ChangeForegroundColour();
+
+    int i;
+    for (i = 0; i < m_noItems; i++)
+    {
+        WXWidget radioButton = m_radioButtons[i];
+
+        DoChangeForegroundColour(radioButton, m_foregroundColour);
+    }
+}
+
+void wxRadioBoxCallback (Widget w, XtPointer clientData,
+                    XmToggleButtonCallbackStruct * cbs)
+{
+  if (!cbs->set)
+    return;
+
+  wxRadioBox *item = (wxRadioBox *) clientData;
+  int sel = -1;
+  int i;
+  for (i = 0; i < item->Number(); i++)
+    if (item->GetRadioButtons() && ((Widget) (item->GetRadioButtons()[i]) == w))
+      sel = i;
+  item->SetSel(sel);
+
+  if (item->InSetValue())
+    return;
+
+  wxCommandEvent event (wxEVT_COMMAND_RADIOBOX_SELECTED, item->GetId());
+  event.m_commandInt = sel;
+  event.SetEventObject(item);
+  item->ProcessCommand (event);
+}