changed wxDC::GetTextExtent() and related methods to take const wxFont pointer, for...

[wxWidgets.git] / include / wx / gtk / private.h

diff --git a/include/wx/gtk/private.h b/include/wx/gtk/private.h
index 50d08255011037cf141a8c45dfb1499e75031dad..d19eed94ea93e96afbd471a19c386dd265ace82b 100644 (file)
--- a/include/wx/gtk/private.h
+++ b/include/wx/gtk/private.h
@@ -5,17 +5,17 @@
 // Modified by:
 // Created:     12.03.02
 // RCS-ID:      $Id$
 // Modified by:
 // Created:     12.03.02
 // RCS-ID:      $Id$

-// Copyright:   (c) 2002 Vadim Zeitlin <vadim@wxwindows.org>
+// Copyright:   (c) 2002 Vadim Zeitlin <vadim@wxwidgets.org>

 // Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_GTK_PRIVATE_H_
 #define _WX_GTK_PRIVATE_H_
 
 // Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_GTK_PRIVATE_H_
 #define _WX_GTK_PRIVATE_H_
 

-#include <gdk/gdk.h>

 #include <gtk/gtk.h>
 
 #include "wx/event.h"
 #include <gtk/gtk.h>
 
 #include "wx/event.h"

+#include "wx/gtk/private/string.h"

 
 // fail all version tests if the GTK+ version is so ancient that it doesn't
 // even have GTK_CHECK_VERSION
 
 // fail all version tests if the GTK+ version is so ancient that it doesn't
 // even have GTK_CHECK_VERSION


@@ -23,147 +23,125 @@
     #define GTK_CHECK_VERSION(a, b, c) 0
 #endif
 
     #define GTK_CHECK_VERSION(a, b, c) 0
 #endif
 

-#ifdef __WXGTK20__
-#if wxUSE_UNICODE
-    #define wxGTK_CONV(s) wxConvUTF8.cWX2MB(s)
-    #define wxGTK_CONV_BACK(s) wxConvUTF8.cMB2WX(s)
-#else
-    #define wxGTK_CONV(s) wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC(s) )
-    #define wxGTK_CONV_BACK(s)  wxConvLocal.cWC2WX( (wxConvUTF8.cMB2WC( s ) ) )
-#endif
-#else
-    #define wxGTK_CONV(s) s.c_str()
-    #define wxGTK_CONV_BACK(s) s
-#endif
-
-
-// GTK+ 2.0 compatibility define is broken when used from C++ as it
-// casts enum to int implicitly
-#ifdef __WXGTK20__
-    #undef gtk_signal_disconnect_by_func
-    #define gtk_signal_disconnect_by_func(object,func,data) \
-        gtk_signal_compat_matched((object), (func), (data), \
-                                  (GSignalMatchType)(G_SIGNAL_MATCH_FUNC | \
-                                                     G_SIGNAL_MATCH_DATA), 0)
-#endif
-
-// child is not a member of GTK_BUTTON() any more in GTK+ 2.0
-#ifdef __WXGTK20__
-    #define BUTTON_CHILD(w) GTK_BIN((w))->child
-#else
-    #define BUTTON_CHILD(w) GTK_BUTTON((w))->child
-#endif
-
-// event_window has disappeared from GtkToggleButton in GTK+ 2.0
-#ifdef __WXGTK20__
-    #define TOGGLE_BUTTON_EVENT_WIN(w) GTK_BUTTON((w))->event_window
-#else
-    #define TOGGLE_BUTTON_EVENT_WIN(w) GTK_TOGGLE_BUTTON((w))->event_window
-#endif
-
-// gtk_editable_{copy|cut|paste}_clipboard() had an extra argument under
-// previous GTK+ versions but no more
-#if defined(__WXGTK20__) || (GTK_MINOR_VERSION > 0)
-    #define DUMMY_CLIPBOARD_ARG
-#else
-    #define DUMMY_CLIPBOARD_ARG  ,0
-#endif
+// pango_version_check symbol is quite recent ATM (4/2007)... so we
+// use our own wrapper which implements a smart trick.
+// Use this function as you'd use pango_version_check:
+//
+//  if (!wx_pango_version_check(1,18,0))
+//     ... call to a function available only in pango >= 1.18 ...
+//
+// and use it only to test for pango versions >= 1.16.0
+extern const gchar *wx_pango_version_check(int major, int minor, int micro);

 
 

-// _GtkEditable is now private
-#ifdef __WXGTK20__
-    #define GET_EDITABLE_POS(w) gtk_editable_get_position(GTK_EDITABLE(w))
-    #define SET_EDITABLE_POS(w, pos) \
-        gtk_editable_set_position(GTK_EDITABLE(w), (pos))
+#if wxUSE_UNICODE
+    #define wxGTK_CONV(s) wxConvUTF8.cWX2MB((s))
+    #define wxGTK_CONV_ENC(s, enc) wxGTK_CONV((s))
+    #define wxGTK_CONV_FONT(s, font) wxGTK_CONV((s))
+    #define wxGTK_CONV_SYS(s) wxGTK_CONV((s))
+
+    #define wxGTK_CONV_BACK(s) wxConvUTF8.cMB2WX((s))
+    #define wxGTK_CONV_BACK_ENC(s, enc) wxGTK_CONV_BACK(s)
+    #define wxGTK_CONV_BACK_FONT(s, font) wxGTK_CONV_BACK(s)
+    #define wxGTK_CONV_BACK_SYS(s) wxGTK_CONV_BACK(s)

 #else
 #else

-    #define GET_EDITABLE_POS(w) GTK_EDITABLE((w))->current_pos
-    #define SET_EDITABLE_POS(w, pos) \
-        GTK_EDITABLE((w))->current_pos = (pos)
-#endif
+    #include "wx/font.h"

 
 

-// this GtkNotebook struct field has been renamed
-#ifdef __WXGTK20__
-    #define NOTEBOOK_PANEL(nb)  GTK_NOTEBOOK(nb)->event_window
-#else
-    #define NOTEBOOK_PANEL(nb)  GTK_NOTEBOOK(nb)->panel
-#endif
+    // convert the text between the given encoding and UTF-8 used by wxGTK
+    extern wxCharBuffer
+    wxConvertToGTK(const wxString& s,
+                   wxFontEncoding enc = wxFONTENCODING_SYSTEM);

 
 

-#ifdef __WXGTK20__
-    #define SCROLLBAR_CBACK_ARG
-    #define GET_SCROLL_TYPE(w)   GTK_SCROLL_JUMP
-#else
-    #define SCROLLBAR_CBACK_ARG
-    #define GET_SCROLL_TYPE(w)   GTK_RANGE((w))->scroll_type
-#endif
+    extern wxCharBuffer
+    wxConvertFromGTK(const wxString& s,
+                     wxFontEncoding enc = wxFONTENCODING_SYSTEM);

 
 

-// translate a GTK+ scroll type to a wxEventType
-inline wxEventType GtkScrollTypeToWx(guint scrollType)
-{
-    wxEventType command;
-    switch ( scrollType )
+    // helper: use the encoding of the given font if it's valid
+    inline wxCharBuffer wxConvertToGTK(const wxString& s, const wxFont& font)

     {
     {

-        case GTK_SCROLL_STEP_BACKWARD:
-            command = wxEVT_SCROLL_LINEUP;
-            break;
-
-        case GTK_SCROLL_STEP_FORWARD:
-            command = wxEVT_SCROLL_LINEDOWN;
-            break;
-
-        case GTK_SCROLL_PAGE_BACKWARD:
-            command = wxEVT_SCROLL_PAGEUP;
-            break;
-
-        case GTK_SCROLL_PAGE_FORWARD:
-            command = wxEVT_SCROLL_PAGEDOWN;
-            break;
+        return wxConvertToGTK(s, font.Ok() ? font.GetEncoding()
+                                           : wxFONTENCODING_SYSTEM);
+    }

 
 

-        default:
-            command = wxEVT_SCROLL_THUMBTRACK;
+    inline wxCharBuffer wxConvertFromGTK(const wxString& s, const wxFont& font)
+    {
+        return wxConvertFromGTK(s, font.Ok() ? font.GetEncoding()
+                                             : wxFONTENCODING_SYSTEM);

     }
 
     }
 

-    return command;
-}
+    // more helpers: allow passing GTK+ strings directly
+    inline wxCharBuffer
+    wxConvertFromGTK(const wxGtkString& gs,
+                     wxFontEncoding enc = wxFONTENCODING_SYSTEM)
+    {
+        return wxConvertFromGTK(gs.c_str(), enc);
+    }

 
 

-inline wxEventType GtkScrollWinTypeToWx(guint scrollType)
-{
-    // GtkScrollTypeToWx() returns SCROLL_XXX, not SCROLLWIN_XXX as we need
-    return GtkScrollTypeToWx(scrollType) +
-            wxEVT_SCROLLWIN_TOP - wxEVT_SCROLL_TOP;
-}
+    inline wxCharBuffer
+    wxConvertFromGTK(const wxGtkString& gs, const wxFont& font)
+    {
+        return wxConvertFromGTK(gs.c_str(), font);
+    }

 
 

+    #define wxGTK_CONV(s) wxGTK_CONV_FONT((s), m_font)
+    #define wxGTK_CONV_ENC(s, enc) wxConvertToGTK((s), (enc))
+    #define wxGTK_CONV_FONT(s, font) wxConvertToGTK((s), (font))
+    #define wxGTK_CONV_SYS(s) wxConvertToGTK((s))

 
 

+    #define wxGTK_CONV_BACK(s) wxConvertFromGTK((s), m_font)
+    #define wxGTK_CONV_BACK_ENC(s, enc) wxConvertFromGTK((s), (enc))
+    #define wxGTK_CONV_BACK_FONT(s, font) wxConvertFromGTK((s), (font))
+    #define wxGTK_CONV_BACK_SYS(s) wxConvertFromGTK((s))
+#endif

 
 

-// In wxGTK2 the wxMessageDialog is not a real wxDialog, instead a
-// gtk_message_dialog is created, shown and destroyed inside the ShowModal()
-// call.  Since its m_widget will always be NULL there would normally be lots
-// of wxCHECK asserts triggered by calling base class methods that are valid
-// calls (or just ignored) on other wx ports.  Using these macros instead of
-// wxCHECK will silence those asserts if the window is a wxMessageDialog and
-// will let the method doing the check just be ignored in that case.  If it's
-// not a wxMessageDialog then it behaves just like before.
-//
-// NOTE: Once more native dialogs are used then this will need to be
-//       generalized a bit, perhaps with a IsNativeGTKDialog method or
-//       something...
-
-#if wxUSE_MSGDLG && defined(__WXGTK20__) && !defined(__WXGPE__)
-#define wxCHECK_VALID_WIDGET(rc)   \
-    if (!(m_widget != NULL)) { \
-        if (!wxIsKindOf(this, wxMessageDialog)) { wxFAIL_MSG(wxT("invalid window")); } \
-        return rc; \
-    }
+// Some deprecated GTK+ prototypes we still use often
+// FIXME: Don't use them if possible.
+G_BEGIN_DECLS
+
+// Should use gtk_image_new, but the mask seems to be handled different,
+// and we need to migrate
+GtkWidget* gtk_pixmap_new (GdkPixmap *pixmap,
+                           GdkBitmap *mask);
+
+// Deprecated since GTK+-1.3.7:
+// Trivial wrapper around gtk_window_move, with some side effects we seem to rely on
+void gtk_widget_set_uposition (GtkWidget *widget,
+                               gint      x,
+                               gint      y);
+
+// We rely on the allow_shrink parameter in one place
+void gtk_window_set_policy (GtkWindow *window,
+                            gint       allow_shrink,
+                            gint       allow_grow,
+                            gint       auto_shrink);
+
+G_END_DECLS
+
+//-----------------------------------------------------------------------------
+// Misc. functions
+//-----------------------------------------------------------------------------
+
+// Needed for implementing e.g. combobox on wxGTK within a modal dialog.
+void wxAddGrab(wxWindow* window);
+void wxRemoveGrab(wxWindow* window);
+
+// Escapes string so that it is valid Pango markup XML string:
+WXDLLIMPEXP_CORE wxString wxEscapeStringForPangoMarkup(const wxString& str);
+
+// The declaration for gtk_icon_size_lookup was accidentally ifdefed out in
+// GTK+ 2.1.0 which Sun seem to have shipped with some versions of JDS
+// for Solaris 9 x86.
+#ifdef NEED_GTK_ICON_SIZE_LOOKUP
+extern "C" gboolean gtk_icon_size_lookup  (GtkIconSize  size,
+                                           gint         *width,
+                                           gint         *height);
+#endif

 
 

-#define wxCHECK_VALID_WIDGET_RET()    \
-    if (!(m_widget != NULL)) { \
-        if (!wxIsKindOf(this, wxMessageDialog)) { wxFAIL_MSG(wxT("invalid window")); } \
-        return; \
-    }
+#ifdef __WXGTK20__
+#include <gdk/gdktypes.h>

 
 

-#else  // not wxGTK2, so just use wxCHECK
-#define wxCHECK_VALID_WIDGET(rc)   wxCHECK_MSG( (m_widget != NULL), rc, wxT("invalid window") )
-#define wxCHECK_VALID_WIDGET_RET() wxCHECK_RET( (m_widget != NULL),     wxT("invalid window") );
+// Returns stock accelerator modifier and key code for the given ID
+WXDLLEXPORT bool wxGetStockGtkAccelerator(const char *id, GdkModifierType *mod, guint *key);

 #endif
 
 #endif
 

-

 #endif // _WX_GTK_PRIVATE_H_
 
 #endif // _WX_GTK_PRIVATE_H_