X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7b32a8b736d33cdab7eba7592d2be34975d2c11d..fb8d7eb7a880f1f2e32d8830f9c5e12b2536e05f:/src/gtk/control.cpp

diff --git a/src/gtk/control.cpp b/src/gtk/control.cpp
index a92d109556..705da6fa50 100644
--- a/src/gtk/control.cpp
+++ b/src/gtk/control.cpp
@@ -20,8 +20,11 @@
 #endif
 
 #include "wx/fontutil.h"
-#include "wx/gtk/private.h"
+#include "wx/utils.h"
+#include "wx/sysopt.h"
 
+#include <gtk/gtk.h>
+#include "wx/gtk/private.h"
 #include "wx/gtk/private/mnemonics.h"
 
 // ============================================================================
@@ -55,19 +58,37 @@ bool wxControl::Create( wxWindow *parent,
     return ret;
 }
 
+#ifdef __WXGTK3__
+bool wxControl::SetFont(const wxFont& font)
+{
+    const bool changed = base_type::SetFont(font);
+    if (changed && !gtk_widget_get_realized(m_widget))
+    {
+        // GTK defers sending "style-updated" until widget is realized, but
+        // GetBestSize() won't compute correct result until the signal is sent,
+        // so we have to do it now
+        g_signal_emit_by_name(m_widget, "style-updated");
+    }
+    return changed;
+}
+#endif
+
 wxSize wxControl::DoGetBestSize() const
 {
     // Do not return any arbitrary default value...
     wxASSERT_MSG( m_widget, wxT("DoGetBestSize called before creation") );
 
-    GtkRequisition req;
-    req.width = 2;
-    req.height = 2;
-    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
-        (m_widget, &req );
+    wxSize best;
+    if (m_wxwindow)
+    {
+        // this is not a native control, size_request is likely to be (0,0)
+        best = wxControlBase::DoGetBestSize();
+    }
+    else
+    {
+        best = GTKGetPreferredSize(m_widget);
+    }
 
-    wxSize best(req.width, req.height);
-    CacheBestSize(best);
     return best;
 }
 
@@ -75,36 +96,61 @@ void wxControl::PostCreation(const wxSize& size)
 {
     wxWindow::PostCreation();
 
+#ifndef __WXGTK3__
     // NB: GetBestSize needs to know the style, otherwise it will assume
     //     default font and if the user uses a different font, determined
     //     best size will be different (typically, smaller) than the desired
     //     size. This call ensure that a style is available at the time
     //     GetBestSize is called.
     gtk_widget_ensure_style(m_widget);
+#endif
 
-    ApplyWidgetStyle();
     SetInitialSize(size);
 }
 
+// ----------------------------------------------------------------------------
+// Work around a GTK+ bug whereby button is insensitive after being
+// enabled
+// ----------------------------------------------------------------------------
+
+// Fix sensitivity due to bug in GTK+ < 2.14
+void wxControl::GTKFixSensitivity(bool WXUNUSED_IN_GTK3(onlyIfUnderMouse))
+{
+#ifndef __WXGTK3__
+    if (gtk_check_version(2,14,0)
+#if wxUSE_SYSTEM_OPTIONS
+        && (wxSystemOptions::GetOptionInt(wxT("gtk.control.disable-sensitivity-fix")) != 1)
+#endif
+        )
+    {
+        if (!onlyIfUnderMouse || GetScreenRect().Contains(wxGetMousePosition()))
+        {
+            Hide();
+            Show();
+        }
+    }
+#endif
+}
+
 // ----------------------------------------------------------------------------
 // wxControl dealing with labels
 // ----------------------------------------------------------------------------
 
 void wxControl::GTKSetLabelForLabel(GtkLabel *w, const wxString& label)
 {
-    // save the original label
-    wxControlBase::SetLabel(label);
-
     const wxString labelGTK = GTKConvertMnemonics(label);
     gtk_label_set_text_with_mnemonic(w, wxGTK_CONV(labelGTK));
 }
 
+#if wxUSE_MARKUP
+
 void wxControl::GTKSetLabelWithMarkupForLabel(GtkLabel *w, const wxString& label)
 {
     const wxString labelGTK = GTKConvertMnemonicsWithMarkup(label);
     gtk_label_set_markup_with_mnemonic(w, wxGTK_CONV(labelGTK));
 }
 
+#endif // wxUSE_MARKUP
 
 // ----------------------------------------------------------------------------
 // GtkFrame helpers
@@ -129,14 +175,16 @@ GtkWidget* wxControl::GTKCreateFrame(const wxString& label)
 
 void wxControl::GTKSetLabelForFrame(GtkFrame *w, const wxString& label)
 {
+    wxControlBase::SetLabel(label);
+
     GtkLabel* labelwidget = GTK_LABEL(gtk_frame_get_label_widget(w));
     GTKSetLabelForLabel(labelwidget, label);
 }
 
 void wxControl::GTKFrameApplyWidgetStyle(GtkFrame* w, GtkRcStyle* style)
 {
-    gtk_widget_modify_style(GTK_WIDGET(w), style);
-    gtk_widget_modify_style(gtk_frame_get_label_widget (w), style);
+    GTKApplyStyle(GTK_WIDGET(w), style);
+    GTKApplyStyle(gtk_frame_get_label_widget(w), style);
 }
 
 void wxControl::GTKFrameSetMnemonicWidget(GtkFrame* w, GtkWidget* widget)
@@ -181,41 +229,67 @@ wxVisualAttributes wxControl::GetDefaultAttributes() const
 // static
 wxVisualAttributes
 wxControl::GetDefaultAttributesFromGTKWidget(GtkWidget* widget,
-                                             bool useBase,
+                                             bool WXUNUSED_IN_GTK3(useBase),
                                              int state)
 {
-    GtkStyle* style;
     wxVisualAttributes attr;
 
-    style = gtk_rc_get_style(widget);
-    if (!style)
-        style = gtk_widget_get_default_style();
-
-    if (!style)
+    GtkWidget* tlw = NULL;
+    if (gtk_widget_get_parent(widget) == NULL)
     {
-        return wxWindow::GetClassDefaultAttributes(wxWINDOW_VARIANT_NORMAL);
+        tlw = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+        gtk_container_add(GTK_CONTAINER(tlw), widget);
     }
 
-    if (state == -1)
-        state = GTK_STATE_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]);
+#ifdef __WXGTK3__
+    GtkStateFlags stateFlag = GTK_STATE_FLAG_NORMAL;
+    if (state)
+    {
+        wxASSERT(state == GTK_STATE_ACTIVE);
+        stateFlag = GTK_STATE_FLAG_ACTIVE;
+    }
+    GtkStyleContext* sc = gtk_widget_get_style_context(widget);
+    GdkRGBA c;
+    gtk_style_context_get_color(sc, stateFlag, &c);
+    attr.colFg = wxColour(c);
+    gtk_style_context_get_background_color(sc, stateFlag, &c);
+    attr.colBg = wxColour(c);
+    wxNativeFontInfo info;
+    info.description = const_cast<PangoFontDescription*>(gtk_style_context_get_font(sc, stateFlag));
+    attr.font = wxFont(info);
+    info.description = NULL;
+#else
+    GtkStyle* style;
 
-    // get the style's font
-    if ( !style->font_desc )
+    style = gtk_rc_get_style(widget);
+    if (!style)
         style = gtk_widget_get_default_style();
-    if ( style && style->font_desc )
+
+    if (style)
     {
-        wxNativeFontInfo info;
-        info.description = pango_font_description_copy(style->font_desc);
-        attr.font = wxFont(info);
+        // 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;
+        }
     }
     else
+        attr = wxWindow::GetClassDefaultAttributes(wxWINDOW_VARIANT_NORMAL);
+#endif
+
+    if (!attr.font.IsOk())
     {
         GtkSettings *settings = gtk_settings_get_default();
         gchar *font_name = NULL;
@@ -230,75 +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
 
-//static
-wxVisualAttributes
-wxControl::GetDefaultAttributesFromGTKWidget(wxGtkWidgetNewFromAdj_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(NULL);
-    gtk_container_add(GTK_CONTAINER(wnd), widget);
-    attr = GetDefaultAttributesFromGTKWidget(widget, useBase, state);
-    gtk_widget_destroy(wnd);
-    return attr;
+    return wxSize(req.width, req.height);
 }
 
-// ----------------------------------------------------------------------------
-// idle handling
-// ----------------------------------------------------------------------------
-
-void wxControl::OnInternalIdle()
+wxPoint wxControl::GTKGetEntryMargins(GtkEntry* entry) const
 {
-    if ( GtkShowFromOnIdle() )
-        return;
+    wxPoint marg(0, 0);
 
-    if ( GTK_WIDGET_REALIZED(m_widget) )
+#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 )
     {
-        GTKUpdateCursor();
+        marg.x = border->left + border->right;
+        marg.y = border->top + border->bottom;
     }
-
-    if ( wxUpdateUIEvent::CanUpdate(this) && IsVisibleOnScreen() )
-        UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
+#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