wxDC::SetFont can now handle invalid font and doesn't assert anymore (other ports...

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

diff --git a/src/motif/menuitem.cpp b/src/motif/menuitem.cpp
index 619ccde1032a264d1ca2c9f7a56ac19502c8387f..bb464edeaecfe88deecfcbd700c704511f56fb52 100644 (file)
--- a/src/motif/menuitem.cpp
+++ b/src/motif/menuitem.cpp
@@ -10,11 +10,49 @@
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================

-// headers & declarations
+// declarations

 // ============================================================================
 
 // ============================================================================
 

+#ifdef __GNUG__
+    #pragma implementation "menuitem.h"
+#endif
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+#include "wx/defs.h"
+

 #include "wx/menu.h"
 #include "wx/menuitem.h"
 #include "wx/menu.h"
 #include "wx/menuitem.h"

+#include "wx/utils.h"
+#include "wx/frame.h"
+
+#ifdef __VMS__
+#pragma message disable nosimpint
+#endif
+#include <Xm/Label.h>
+#include <Xm/LabelG.h>
+#include <Xm/CascadeBG.h>
+#include <Xm/CascadeB.h>
+#include <Xm/SeparatoG.h>
+#include <Xm/PushBG.h>
+#include <Xm/ToggleB.h>
+#include <Xm/ToggleBG.h>
+#include <Xm/RowColumn.h>
+#ifdef __VMS__
+#pragma message enable nosimpint
+#endif
+
+#include "wx/motif/private.h"
+
+// ----------------------------------------------------------------------------
+// functions prototypes
+// ----------------------------------------------------------------------------
+
+static void wxMenuItemCallback(Widget w, XtPointer clientData, XtPointer ptr);
+static void wxMenuItemArmCallback(Widget w, XtPointer clientData, XtPointer ptr);
+static void wxMenuItemDisarmCallback(Widget w, XtPointer clientData, XtPointer ptr);

 
 // ============================================================================
 // implementation
 
 // ============================================================================
 // implementation


@@ -24,9 +62,7 @@
 // dynamic classes implementation
 // ----------------------------------------------------------------------------
 
 // dynamic classes implementation
 // ----------------------------------------------------------------------------
 

-#if !USE_SHARED_LIBRARY
-  IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
-#endif  //USE_SHARED_LIBRARY
+    IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)

 
 // ----------------------------------------------------------------------------
 // wxMenuItem
 
 // ----------------------------------------------------------------------------
 // wxMenuItem


@@ -38,20 +74,27 @@
 wxMenuItem::wxMenuItem(wxMenu *pParentMenu, int id,
                        const wxString& strName, const wxString& strHelp,
                        bool bCheckable,
 wxMenuItem::wxMenuItem(wxMenu *pParentMenu, int id,
                        const wxString& strName, const wxString& strHelp,
                        bool bCheckable,

-                       wxMenu *pSubMenu) :
-                        m_bCheckable(bCheckable),
-                        m_strName(strName),
-                        m_strHelp(strHelp)
+                       wxMenu *pSubMenu)

 {
 {

-  wxASSERT( pParentMenu != NULL );
+    wxASSERT_MSG( pParentMenu != NULL, wxT("menuitem should have a menu") );
+
+    // common init
+    m_parentMenu  = pParentMenu;
+    m_subMenu     = pSubMenu;
+    m_id          = id;
+    m_isEnabled   = TRUE;
+    m_isChecked   = FALSE;
+    m_help        = strHelp;
+    m_isCheckable = bCheckable;
+    m_text        = strName;

 
 

-  m_pParentMenu = pParentMenu;
-  m_pSubMenu    = pSubMenu;
-  m_idItem      = id;
-  m_bEnabled    = TRUE;
+    // Motif-specific
+    m_menuBar      = NULL;
+    m_buttonWidget = (WXWidget) NULL;
+    m_topMenu      = NULL;

 }
 
 }
 

-wxMenuItem::~wxMenuItem() 
+wxMenuItem::~wxMenuItem()

 {
 }
 
 {
 }
 


@@ -61,10 +104,10 @@ wxMenuItem::~wxMenuItem()
 // delete the sub menu
 void wxMenuItem::DeleteSubMenu()
 {
 // delete the sub menu
 void wxMenuItem::DeleteSubMenu()
 {

-  wxASSERT( m_pSubMenu != NULL );
+    wxASSERT( m_subMenu != NULL );

 
 

-  delete m_pSubMenu;
-  m_pSubMenu = NULL;
+    delete m_subMenu;
+    m_subMenu = NULL;

 }
 
 // change item state
 }
 
 // change item state


@@ -72,25 +115,297 @@ void wxMenuItem::DeleteSubMenu()
 
 void wxMenuItem::Enable(bool bDoEnable)
 {
 
 void wxMenuItem::Enable(bool bDoEnable)
 {

-  if ( m_bEnabled != bDoEnable ) {
-    if ( m_pSubMenu == NULL ) {     // normal menu item
-        // TODO
+    if ( m_isEnabled != bDoEnable )
+    {
+        if ( !IsSubMenu() )
+        {
+            // normal menu item
+            if (m_buttonWidget)
+                XtSetSensitive( (Widget) m_buttonWidget, (Boolean) bDoEnable);
+        }
+        else                            // submenu
+        {
+            // Maybe we should apply this to all items in the submenu?
+            // Or perhaps it works anyway.
+            if (m_buttonWidget)
+                XtSetSensitive( (Widget) m_buttonWidget, (Boolean) bDoEnable);
+        }
+
+        wxMenuItemBase::Enable(bDoEnable);

     }
     }

-    else                            // submenu
+}
+
+void wxMenuItem::Check(bool bDoCheck)
+{
+    wxCHECK_RET( IsCheckable(), "only checkable items may be checked" );
+
+    if ( m_isChecked != bDoCheck )

     {
     {

-        // TODO
+        if ( m_buttonWidget )
+        {
+            wxASSERT_MSG( XtIsSubclass((Widget)m_buttonWidget,
+                                       xmToggleButtonGadgetClass),
+                          wxT("checkable menu item must be a toggle button") );
+
+            XtVaSetValues((Widget)m_buttonWidget,
+                          XmNset, (Boolean)bDoCheck,
+                          NULL);
+        }
+
+        wxMenuItemBase::Check(bDoCheck);

     }
     }

+}

 
 

-    m_bEnabled = bDoEnable;
-  }
+/* static */
+wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
+{
+    return wxStripMenuCodes(text);

 }
 
 }
 

-void wxMenuItem::Check(bool bDoCheck)
+// ----------------------------------------------------------------------------
+// wxMenuItemBase
+// ----------------------------------------------------------------------------
+
+wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
+                                int id,
+                                const wxString& name,
+                                const wxString& help,
+                                bool isCheckable,
+                                wxMenu *subMenu)
+{
+    return new wxMenuItem(parentMenu, id, name, help, isCheckable, subMenu);
+}
+
+// ----------------------------------------------------------------------------
+// Motif-specific
+// ----------------------------------------------------------------------------
+
+void wxMenuItem::CreateItem (WXWidget menu, wxMenuBar * menuBar, wxMenu * topMenu)

 {
 {

-  wxCHECK_RET( IsCheckable(), "only checkable items may be checked" );
+    m_menuBar = menuBar;
+    m_topMenu = topMenu;
+
+    if (GetId() == -2)
+    {
+        // Id=-2 identifies a Title item.
+        m_buttonWidget = (WXWidget) XtVaCreateManagedWidget
+            (wxStripMenuCodes(m_text),
+            xmLabelGadgetClass, (Widget) menu, NULL);
+    }
+    else if ((!m_text.IsNull() && m_text != "") && (!m_subMenu))
+    {
+        wxString strName = wxStripMenuCodes(m_text);
+        if (IsCheckable())
+        {
+            m_buttonWidget = (WXWidget) XtVaCreateManagedWidget (strName,
+                xmToggleButtonGadgetClass, (Widget) menu,
+                NULL);
+            XtVaSetValues ((Widget) m_buttonWidget, XmNset, (Boolean) IsChecked(), NULL);
+        }
+        else
+            m_buttonWidget = (WXWidget) XtVaCreateManagedWidget (strName,
+            xmPushButtonGadgetClass, (Widget) menu,
+            NULL);
+        char mnem = wxFindMnemonic (m_text);
+        if (mnem != 0)
+            XtVaSetValues ((Widget) m_buttonWidget, XmNmnemonic, mnem, NULL);
+
+        //// TODO: proper accelerator treatment. What does wxFindAccelerator
+        //// look for?
+        strName = m_text;
+        char *accel = wxFindAccelerator (strName);
+        if (accel)
+            XtVaSetValues ((Widget) m_buttonWidget, XmNaccelerator, accel, NULL);
+
+        // TODO: What does this do?
+        XmString accel_str = wxFindAcceleratorText (strName);
+        if (accel_str)
+        {
+            XtVaSetValues ((Widget) m_buttonWidget, XmNacceleratorText, accel_str, NULL);
+            XmStringFree (accel_str);
+        }
+
+        if (IsCheckable())
+            XtAddCallback ((Widget) m_buttonWidget,
+            XmNvalueChangedCallback,
+            (XtCallbackProc) wxMenuItemCallback,
+            (XtPointer) this);
+        else
+            XtAddCallback ((Widget) m_buttonWidget,
+            XmNactivateCallback,
+            (XtCallbackProc) wxMenuItemCallback,
+            (XtPointer) this);
+        XtAddCallback ((Widget) m_buttonWidget,
+            XmNarmCallback,
+            (XtCallbackProc) wxMenuItemArmCallback,
+            (XtPointer) this);
+        XtAddCallback ((Widget) m_buttonWidget,
+            XmNdisarmCallback,
+            (XtCallbackProc) wxMenuItemDisarmCallback,
+            (XtPointer) this);
+    }
+    else if (GetId() == -1)
+    {
+        m_buttonWidget = (WXWidget) XtVaCreateManagedWidget ("separator",
+            xmSeparatorGadgetClass, (Widget) menu, NULL);
+    }
+    else if (m_subMenu)
+    {
+        m_buttonWidget = m_subMenu->CreateMenu (menuBar, menu, topMenu, m_text, TRUE);
+        m_subMenu->SetButtonWidget(m_buttonWidget);
+        XtAddCallback ((Widget) m_buttonWidget,
+            XmNcascadingCallback,
+            (XtCallbackProc) wxMenuItemArmCallback,
+            (XtPointer) this);
+    }
+    if (m_buttonWidget)
+        XtSetSensitive ((Widget) m_buttonWidget, (Boolean) IsEnabled());
+}
+
+void wxMenuItem::DestroyItem(bool full)
+{
+    if (GetId() == -2)
+    {
+        ;      // Nothing
+
+    }
+    else if ((!m_text.IsNull() && (m_text != "")) && !m_subMenu)
+    {
+        if (m_buttonWidget)
+        {
+            if (IsCheckable())
+                XtRemoveCallback ((Widget) m_buttonWidget, XmNvalueChangedCallback,
+                wxMenuItemCallback, (XtPointer) this);
+            else
+                XtRemoveCallback ((Widget) m_buttonWidget, XmNactivateCallback,
+                wxMenuItemCallback, (XtPointer) this);
+            XtRemoveCallback ((Widget) m_buttonWidget, XmNarmCallback,
+                wxMenuItemArmCallback, (XtPointer) this);
+            XtRemoveCallback ((Widget) m_buttonWidget, XmNdisarmCallback,
+                wxMenuItemDisarmCallback, (XtPointer) this);
+        }
+    }
+    else if (GetId() == -1)
+    {
+        ;      // Nothing
+
+    }
+    else if (GetSubMenu())
+    {
+        if (m_buttonWidget)
+        {
+            XtRemoveCallback ((Widget) m_buttonWidget, XmNcascadingCallback,
+                wxMenuItemArmCallback, (XtPointer) this);
+        }
+        m_subMenu->DestroyMenu(full);
+        if (full)
+            m_buttonWidget = NULL;
+    }
+
+    if (m_buttonWidget && full)
+    {
+        XtDestroyWidget ((Widget) m_buttonWidget);
+        m_buttonWidget = (WXWidget) 0;
+    }
+}
+
+void wxMenuItem::SetText(const wxString& label)
+{
+    char mnem = wxFindMnemonic (label);
+    wxString label2 = wxStripMenuCodes(label);
+
+    m_text = label;
+
+    if (m_buttonWidget)
+    {
+        wxXmString label_str(label2);
+        XtVaSetValues ((Widget) m_buttonWidget,
+            XmNlabelString, label_str(),
+            NULL);
+        if (mnem != 0)
+            XtVaSetValues ((Widget) m_buttonWidget, XmNmnemonic, mnem, NULL);
+        char *accel = wxFindAccelerator (label2);
+        if (accel)
+            XtVaSetValues ((Widget) m_buttonWidget, XmNaccelerator, accel, NULL);
+
+        XmString accel_str = wxFindAcceleratorText (label2);
+        if (accel_str)
+        {
+            XtVaSetValues ((Widget) m_buttonWidget, XmNacceleratorText, accel_str, NULL);
+            XmStringFree (accel_str);
+        }
+    }
+}
+
+// ----------------------------------------------------------------------------
+// Motif callbacks
+// ----------------------------------------------------------------------------
+
+void wxMenuItemCallback (Widget WXUNUSED(w), XtPointer clientData,
+                         XtPointer WXUNUSED(ptr))
+{
+    wxMenuItem *item = (wxMenuItem *) clientData;
+    if (item)
+    {
+        if (item->IsCheckable())
+        {
+            Boolean isChecked = FALSE;
+            XtVaGetValues ((Widget) item->GetButtonWidget(), XmNset, & isChecked, NULL);
+
+            // only set the flag, don't actually check anything
+            item->wxMenuItemBase::Check(isChecked);
+        }
+        if (item->GetMenuBar() && item->GetMenuBar()->GetMenuBarFrame())
+        {
+            wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, item->GetId());
+            commandEvent.SetEventObject(item->GetMenuBar()->GetMenuBarFrame());
+            commandEvent.SetInt( item->GetId() );
+
+            item->GetMenuBar()->GetMenuBarFrame()->GetEventHandler()->ProcessEvent(commandEvent);
+        }
+        else if (item->GetTopMenu())
+        {
+            wxCommandEvent event (wxEVT_COMMAND_MENU_SELECTED, item->GetId());
+            event.SetEventObject(item->GetTopMenu());
+            event.SetInt( item->GetId() );
+
+            item->GetTopMenu()->ProcessCommand (event);
+        }
+    }
+}
+
+void wxMenuItemArmCallback (Widget WXUNUSED(w), XtPointer clientData,
+                       XtPointer WXUNUSED(ptr))
+{
+    wxMenuItem *item = (wxMenuItem *) clientData;
+    if (item)
+    {
+        if (item->GetMenuBar() && item->GetMenuBar()->GetMenuBarFrame())
+        {
+            wxMenuEvent menuEvent(wxEVT_MENU_HIGHLIGHT, item->GetId());
+            menuEvent.SetEventObject(item->GetMenuBar()->GetMenuBarFrame());
+
+            item->GetMenuBar()->GetMenuBarFrame()->GetEventHandler()->ProcessEvent(menuEvent);
+        }
+    }
+}
+
+void
+wxMenuItemDisarmCallback (Widget WXUNUSED(w), XtPointer clientData,
+                          XtPointer WXUNUSED(ptr))
+{
+    wxMenuItem *item = (wxMenuItem *) clientData;
+    if (item)
+    {
+        if (item->GetMenuBar() && item->GetMenuBar()->GetMenuBarFrame())
+        {
+            // TODO: not sure this is correct, since -1 means something
+            // special to event system
+            wxMenuEvent menuEvent(wxEVT_MENU_HIGHLIGHT, -1);
+            menuEvent.SetEventObject(item->GetMenuBar()->GetMenuBarFrame());
+
+            item->GetMenuBar()->GetMenuBarFrame()->GetEventHandler()->ProcessEvent(menuEvent);
+        }
+    }
+}

 
 

-  if ( m_bChecked != bDoCheck ) {
-    // TODO
-    m_bChecked = bDoCheck;
-  }
-}
\ No newline at end of file