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[wxWidgets.git] / src / gtk1 / control.cpp

diff --git a/src/gtk1/control.cpp b/src/gtk1/control.cpp
index ed8b2147e84540abf8e75c377a131aeae5eecb02..d77a65f4e8b37acaeddb54de970beb43ff3767ad 100644 (file)
--- a/src/gtk1/control.cpp
+++ b/src/gtk1/control.cpp
@@ -1,39 +1,40 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        control.cpp
-// Purpose:
+// Name:        src/gtk1/control.cpp
+// Purpose:     wxControl implementation for wxGTK

 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling, Julian Smart and Vadim Zeitlin
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling, Julian Smart and Vadim Zeitlin
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "control.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 

-#include "wx/defs.h"
-

 #if wxUSE_CONTROLS
 
 #include "wx/control.h"
 #if wxUSE_CONTROLS
 
 #include "wx/control.h"

+
+#ifndef WX_PRECOMP
+    #include "wx/log.h"
+#endif
+

 #include "wx/fontutil.h"
 #include "wx/settings.h"
 #include "wx/fontutil.h"
 #include "wx/settings.h"

+#include "wx/gtk1/private.h"

 
 

-#include <gtk/gtk.h>
+// ============================================================================
+// wxControl implementation
+// ============================================================================

 
 

-//-----------------------------------------------------------------------------
-// wxControl
-//-----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
+// wxControl creation
+// ----------------------------------------------------------------------------

 
 IMPLEMENT_DYNAMIC_CLASS(wxControl, wxWindow)
 
 wxControl::wxControl()
 {
     m_needParent = TRUE;
 
 IMPLEMENT_DYNAMIC_CLASS(wxControl, wxWindow)
 
 wxControl::wxControl()
 {
     m_needParent = TRUE;

-    m_createComplete = false;

 }
 
 bool wxControl::Create( wxWindow *parent,
 }
 
 bool wxControl::Create( wxWindow *parent,


@@ -44,9 +45,8 @@ bool wxControl::Create( wxWindow *parent,
                       const wxValidator& validator,
                       const wxString &name )
 {
                       const wxValidator& validator,
                       const wxString &name )
 {

-    m_createComplete = false;

     bool ret = wxWindow::Create(parent, id, pos, size, style, name);
     bool ret = wxWindow::Create(parent, id, pos, size, style, name);

-    
+

 #if wxUSE_VALIDATORS
     SetValidator(validator);
 #endif
 #if wxUSE_VALIDATORS
     SetValidator(validator);
 #endif


@@ -54,36 +54,6 @@ bool wxControl::Create( wxWindow *parent,
     return ret;
 }
 
     return ret;
 }
 

-void wxControl::SetLabel( const wxString &label )
-{
-    m_label.Empty();
-    for ( const wxChar *pc = label; *pc != wxT('\0'); pc++ )
-    {
-        if ( *pc == wxT('&') )
-        {
-            pc++; // skip it
-#if 0 // it would be unused anyhow for now - kbd interface not done yet
-            if ( *pc != wxT('&') ) m_chAccel = *pc;
-#endif
-        }
-        m_label << *pc;
-    }
-}
-
-void wxControl::PostSetLabel()
-{
-    // make sure the widget has been created, and that PostCreate has already
-    // been called
-    if (m_widget && m_createComplete && GetAdjustMinSizeFlag())
-        SetBestSize(wxDefaultSize);
-}
-
-wxString wxControl::GetLabel() const
-{
-    return m_label;
-}
-
-

 wxSize wxControl::DoGetBestSize() const
 {
     // Do not return any arbitrary default value...
 wxSize wxControl::DoGetBestSize() const
 {
     // Do not return any arbitrary default value...


@@ -95,7 +65,9 @@ wxSize wxControl::DoGetBestSize() const
     (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
         (m_widget, &req );
 
     (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
         (m_widget, &req );
 

-    return wxSize(req.width, req.height);
+    wxSize best(req.width, req.height);
+    CacheBestSize(best);
+    return best;

 }
 
 
 }
 
 


@@ -109,58 +81,87 @@ void wxControl::PostCreation(const wxSize& size)
     //     size. This call ensure that a style is available at the time
     //     GetBestSize is called.
     gtk_widget_ensure_style(m_widget);
     //     size. This call ensure that a style is available at the time
     //     GetBestSize is called.
     gtk_widget_ensure_style(m_widget);

-    
-    InheritAttributes();
+

     ApplyWidgetStyle();
     SetInitialBestSize(size);
     ApplyWidgetStyle();
     SetInitialBestSize(size);

-    m_createComplete = true;

 }
 
 }
 

+// ----------------------------------------------------------------------------
+// wxControl dealing with labels
+// ----------------------------------------------------------------------------
+
+void wxControl::SetLabel( const wxString &label )
+{
+    // keep the original string internally to be able to return it later (for
+    // consistency with the other ports)
+    m_label = label;
+
+    InvalidateBestSize();
+}
+
+wxString wxControl::GetLabel() const
+{
+    return m_label;
+}
+
+void wxControl::GTKSetLabelForLabel(GtkLabel *w, const wxString& label)
+{
+    // don't call the virtual function which might call this one back again
+    wxControl::SetLabel(label);
+
+    const wxString labelGTK = GTKRemoveMnemonics(label);
+
+    gtk_label_set(w, wxGTK_CONV(labelGTK));
+}
+
+void wxControl::GTKSetLabelForFrame(GtkFrame *w, const wxString& label)
+{
+    wxControl::SetLabel(label);
+
+    const wxString labelGTK = GTKRemoveMnemonics(label);

 
 

-#ifdef __WXGTK20__
-wxString wxControl::PrepareLabelMnemonics( const wxString &label ) const
+    gtk_frame_set_label(w, labelGTK.empty() ? (char *)NULL
+                                            : wxGTK_CONV(labelGTK));
+}
+
+/* static */
+wxString wxControl::GTKRemoveMnemonics(const wxString& label)

 {
 {

-    //Format mnemonics properly for GTK2. This can be called from GTK1.x, but
-    //it's not very useful because mnemonics don't exist prior to GTK2.
-    wxString label2;
-    for (size_t i = 0; i < label.Len(); i++)
+    const size_t len = label.length();
+    wxString labelGTK;
+    labelGTK.reserve(len);
+    for ( size_t i = 0; i < len; i++ )

     {
     {

-        if (label.GetChar(i) == wxT('&'))
+        wxChar ch = label[i];
+
+        if ( ch == _T('&') )

         {
         {

-            //Mnemonic escape sequence "&&" is a literal "&" in the output.
-            if (label.GetChar(i + 1) == wxT('&'))
-            {
-                label2 << wxT('&');
-                i++;
-            }
-            //Handle special case of "&_" (i.e. "_" is the mnemonic).
-            //FIXME - Is it possible to use "_" as a GTK mnemonic? Just use a
-            //dash for now.
-            else if (label.GetChar(i + 1) == wxT('_'))
+            if ( i == len - 1 )

             {
             {

-                label2 << wxT("_-");
-                i++;
+                // "&" at the end of string is an error
+                wxLogDebug(wxT("Invalid label \"%s\"."), label.c_str());
+                break;

             }
             }

-            //Replace WX mnemonic indicator "&" with GTK indicator "_".
-            else
+
+            ch = label[++i]; // skip '&' itself
+            if ( ch == _T('&') )

             {
             {

-                label2 << wxT('_');
+                // special case: "&&" is not a mnemonic at all but just an
+                // escaped "&"
+                labelGTK += wxT('&');
+                continue;

             }
         }
             }
         }

-        else if (label.GetChar(i) == wxT('_'))
-        {
-            //Escape any underlines in the string so GTK doesn't use them.
-            label2 << wxT("__");
-        }
-        else
-        {
-            label2 << label.GetChar(i);
-        }
+
+        labelGTK += ch;

     }
     }

-    return label2;
+
+    return labelGTK;

 }
 }

-#endif

 
 

+// ----------------------------------------------------------------------------
+// wxControl styles (a.k.a. attributes)
+// ----------------------------------------------------------------------------

 
 wxVisualAttributes wxControl::GetDefaultAttributes() const
 {
 
 wxVisualAttributes wxControl::GetDefaultAttributes() const
 {


@@ -191,7 +192,7 @@ wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* widget,
 
     if (state == -1)
         state = GTK_STATE_NORMAL;
 
     if (state == -1)
         state = GTK_STATE_NORMAL;

-        
+

     // get the style's colours
     attr.colFg = wxColour(style->fg[state].red   >> SHIFT,
                           style->fg[state].green >> SHIFT,
     // get the style's colours
     attr.colFg = wxColour(style->fg[state].red   >> SHIFT,
                           style->fg[state].green >> SHIFT,


@@ -206,93 +207,60 @@ wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* widget,
                               style->bg[state].blue  >> SHIFT);
 
     // get the style's font
                               style->bg[state].blue  >> SHIFT);
 
     // get the style's font

-#ifdef __WXGTK20__
-    if ( !style->font_desc )
-        style = gtk_widget_get_default_style();  
-    if ( style && style->font_desc )
-    {  
-        wxNativeFontInfo info;  
-        info.description = style->font_desc;  
-        attr.font = wxFont(info);  
-    }  
-    else  
-    {  
-        GtkSettings *settings = gtk_settings_get_default();
-        gchar *font_name = NULL;
-        g_object_get ( settings,
-                       "gtk-font-name", 
-                       &font_name,
-                       NULL);
-        if (!font_name)
-            attr.font = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT );
-        else
-            attr.font = wxFont(wxString::FromAscii(font_name));
-        g_free (font_name);
-    }  
-#else

     // TODO: isn't there a way to get a standard gtk 1.2 font?
     attr.font = wxFont( 12, wxSWISS, wxNORMAL, wxNORMAL );
     // TODO: isn't there a way to get a standard gtk 1.2 font?
     attr.font = wxFont( 12, wxSWISS, wxNORMAL, wxNORMAL );

-#endif
-    
+

     return attr;
 }
 
 
 //static
 wxVisualAttributes
     return attr;
 }
 
 
 //static
 wxVisualAttributes

-wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* (*widget_new)(void),
+wxControl::GetDefaultAttributesFromGTKWidget(wxGtkWidgetNew_t widget_new,

                                              bool useBase,
                                              int state)
 {
     wxVisualAttributes attr;
                                              bool useBase,
                                              int state)
 {
     wxVisualAttributes attr;

+    // NB: we need toplevel window so that GTK+ can find the right style
+    GtkWidget *wnd = gtk_window_new(GTK_WINDOW_TOPLEVEL);

     GtkWidget* widget = widget_new();
     GtkWidget* widget = widget_new();

+    gtk_container_add(GTK_CONTAINER(wnd), widget);

     attr = GetDefaultAttributesFromGTKWidget(widget, useBase, state);
     attr = GetDefaultAttributesFromGTKWidget(widget, useBase, state);

-    gtk_widget_destroy(widget);
+    gtk_widget_destroy(wnd);

     return attr;
 }
 
 //static
 wxVisualAttributes
     return attr;
 }
 
 //static
 wxVisualAttributes

-wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* (*widget_new)(const gchar*),
+wxControl::GetDefaultAttributesFromGTKWidget(wxGtkWidgetNewFromStr_t widget_new,

                                              bool useBase,
                                              int state)
 {
     wxVisualAttributes attr;
                                              bool useBase,
                                              int state)
 {
     wxVisualAttributes attr;

+    // NB: we need toplevel window so that GTK+ can find the right style
+    GtkWidget *wnd = gtk_window_new(GTK_WINDOW_TOPLEVEL);

     GtkWidget* widget = widget_new("");
     GtkWidget* widget = widget_new("");

+    gtk_container_add(GTK_CONTAINER(wnd), widget);

     attr = GetDefaultAttributesFromGTKWidget(widget, useBase, state);
     attr = GetDefaultAttributesFromGTKWidget(widget, useBase, state);

-    gtk_widget_destroy(widget);
+    gtk_widget_destroy(wnd);

     return attr;
 }
 
 
 //static
 wxVisualAttributes
     return attr;
 }
 
 
 //static
 wxVisualAttributes

-wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* (*widget_new)(GtkAdjustment*),
+wxControl::GetDefaultAttributesFromGTKWidget(wxGtkWidgetNewFromAdj_t widget_new,

                                              bool useBase,
                                              int state)
 {
     wxVisualAttributes attr;
                                              bool useBase,
                                              int state)
 {
     wxVisualAttributes attr;

+    // NB: we need toplevel window so that GTK+ can find the right style
+    GtkWidget *wnd = gtk_window_new(GTK_WINDOW_TOPLEVEL);

     GtkWidget* widget = widget_new(NULL);
     GtkWidget* widget = widget_new(NULL);

+    gtk_container_add(GTK_CONTAINER(wnd), widget);

     attr = GetDefaultAttributesFromGTKWidget(widget, useBase, state);
     attr = GetDefaultAttributesFromGTKWidget(widget, useBase, state);

-    gtk_widget_destroy(widget);
+    gtk_widget_destroy(wnd);

     return attr;
 }
 
     return attr;
 }
 

-void wxControl::ApplyWidgetStyle(bool forceStyle)
-{
-    GtkRcStyle *style = CreateWidgetStyle(forceStyle);
-    if ( style )
-    {
-        DoApplyWidgetStyle(style);
-        gtk_rc_style_unref(style);
-    }
-}
-
-void wxControl::DoApplyWidgetStyle(GtkRcStyle *style)
-{
-    gtk_widget_modify_style(m_widget, style);
-}
-
-

 #endif // wxUSE_CONTROLS
 #endif // wxUSE_CONTROLS

-