Add doc for wxGraphicsContext.Create(), which is a lightweight context with no target...

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

diff --git a/src/gtk/control.cpp b/src/gtk/control.cpp
index 40c21e9e15cd225caaed051db60b96fb080127d6..705da6fa502eba15a9843910cada8371965b582a 100644 (file)
--- a/src/gtk/control.cpp
+++ b/src/gtk/control.cpp
@@ -86,24 +86,9 @@ wxSize wxControl::DoGetBestSize() const
     }
     else
     {
-        GtkRequisition req;
-#ifdef __WXGTK3__
-        if (gtk_widget_get_request_mode(m_widget) != GTK_SIZE_REQUEST_HEIGHT_FOR_WIDTH)
-        {
-            gtk_widget_get_preferred_height(m_widget, NULL, &req.height);
-            gtk_widget_get_preferred_width_for_height(m_widget, req.height, NULL, &req.width);
-        }
-        else
-        {
-            gtk_widget_get_preferred_width(m_widget, NULL, &req.width);
-            gtk_widget_get_preferred_height_for_width(m_widget, req.width, NULL, &req.height);
-        }
-#else
-        GTK_WIDGET_GET_CLASS(m_widget)->size_request(m_widget, &req);
-#endif
-        best.Set(req.width, req.height);
+        best = GTKGetPreferredSize(m_widget);
     }
-    CacheBestSize(best);
+
     return best;
 }
 
@@ -120,7 +105,6 @@ void wxControl::PostCreation(const wxSize& size)
     gtk_widget_ensure_style(m_widget);
 #endif
 
-    GTKApplyWidgetStyle();
     SetInitialSize(size);
 }
 
@@ -139,9 +123,7 @@ void wxControl::GTKFixSensitivity(bool WXUNUSED_IN_GTK3(onlyIfUnderMouse))
 #endif
         )
     {
-        wxPoint pt = wxGetMousePosition();
-        wxRect rect(ClientToScreen(wxPoint(0, 0)), GetSize());
-        if (!onlyIfUnderMouse || rect.Contains(pt))
+        if (!onlyIfUnderMouse || GetScreenRect().Contains(wxGetMousePosition()))
         {
             Hide();
             Show();
@@ -251,6 +233,14 @@ wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* widget,
                                              int state)
 {
     wxVisualAttributes attr;
+
+    GtkWidget* tlw = NULL;
+    if (gtk_widget_get_parent(widget) == NULL)
+    {
+        tlw = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+        gtk_container_add(GTK_CONTAINER(tlw), widget);
+    }
+
 #ifdef __WXGTK3__
     GtkStateFlags stateFlag = GTK_STATE_FLAG_NORMAL;
     if (state)
@@ -275,29 +265,30 @@ wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* widget,
     if (!style)
         style = gtk_widget_get_default_style();
 
-    if (!style)
+    if (style)
     {
-        return wxWindow::GetClassDefaultAttributes(wxWINDOW_VARIANT_NORMAL);
-    }
-
-    // get the style's colours
-    attr.colFg = wxColour(style->fg[state]);
-    if (useBase)
-        attr.colBg = wxColour(style->base[state]);
-    else
-        attr.colBg = wxColour(style->bg[state]);
+        // get the style's colours
+        attr.colFg = wxColour(style->fg[state]);
+        if (useBase)
+            attr.colBg = wxColour(style->base[state]);
+        else
+            attr.colBg = wxColour(style->bg[state]);
 
-    // get the style's font
-    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);
-        info.description = NULL;
+        // get the style's font
+        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);
+            info.description = NULL;
+        }
     }
+    else
+        attr = wxWindow::GetClassDefaultAttributes(wxWINDOW_VARIANT_NORMAL);
 #endif
+
     if (!attr.font.IsOk())
     {
         GtkSettings *settings = gtk_settings_get_default();
@@ -313,57 +304,55 @@ wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* widget,
         g_free (font_name);
     }
 
-    return attr;
-}
-
+    if (tlw)
+        gtk_widget_destroy(tlw);
 
-//static
-wxVisualAttributes
-wxControl::GetDefaultAttributesFromGTKWidget(wxGtkWidgetNew_t widget_new,
-                                             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();
-    gtk_container_add(GTK_CONTAINER(wnd), widget);
-    attr = GetDefaultAttributesFromGTKWidget(widget, useBase, state);
-    gtk_widget_destroy(wnd);
     return attr;
 }
 
-//static
-wxVisualAttributes
-wxControl::GetDefaultAttributesFromGTKWidget(wxGtkWidgetNewFromStr_t widget_new,
-                                             bool useBase,
-                                             int state)
+// This is not the same as GetBestSize() because that size may have
+// been recalculated and cached by us. We want GTK+ information.
+wxSize wxControl::GTKGetPreferredSize(GtkWidget* widget) const
 {
-    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("");
-    gtk_container_add(GTK_CONTAINER(wnd), widget);
-    attr = GetDefaultAttributesFromGTKWidget(widget, useBase, state);
-    gtk_widget_destroy(wnd);
-    return attr;
-}
+    GtkRequisition req;
+#ifdef __WXGTK3__
+    gtk_widget_get_preferred_size(widget, NULL, &req);
+#else
+    GTK_WIDGET_GET_CLASS(widget)->size_request(widget, &req);
+#endif
 
+    return wxSize(req.width, req.height);
+}
 
-//static
-wxVisualAttributes
-wxControl::GetDefaultAttributesFromGTKWidget(wxGtkWidgetNewFromAdj_t widget_new,
-                                             bool useBase,
-                                             int state)
+wxPoint wxControl::GTKGetEntryMargins(GtkEntry* entry) const
 {
-    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);
-    gtk_container_add(GTK_CONTAINER(wnd), widget);
-    attr = GetDefaultAttributesFromGTKWidget(widget, useBase, state);
-    gtk_widget_destroy(wnd);
-    return attr;
+    wxPoint marg(0, 0);
+
+#ifndef __WXGTK3__
+#if GTK_CHECK_VERSION(2,10,0)
+    // The margins we have previously set
+    const GtkBorder* border = gtk_entry_get_inner_border(entry);
+    if ( border )
+    {
+        marg.x = border->left + border->right;
+        marg.y = border->top + border->bottom;
+    }
+#endif // GTK+ 2.10+
+#else // GTK+ 3
+    // Gtk3 does not use inner border, but StyleContext and CSS
+    // TODO: implement it, starting with wxTextEntry::DoSetMargins()
+#endif // GTK+ 2/3
+
+    int x, y;
+    gtk_entry_get_layout_offsets(entry, &x, &y);
+    // inner borders are included. Substract them so we can get other margins
+    x -= marg.x;
+    y -= marg.y;
+    marg.x += 2 * x + 2;
+    marg.y += 2 * y + 2;
+
+    return marg;
 }
 
+
 #endif // wxUSE_CONTROLS