Remove use of "size-request" signal for wxWindow sizing.

This signal has been removed from GTK3. Instead have wxPizza keep track of child
size, and use gtk_widget_set_size_request() for wxWindows in native containers.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@71465 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gtk/filepicker.h

@@ -107,8 +107,6 @@ public:     // overrides
     FILEDIRBTN_OVERRIDES
 
 protected:
-    virtual bool GTKShouldConnectSizeRequest() const { return false; }
-
     wxDialog *m_dialog;
 
 private:

include/wx/gtk/infobar.h

@@ -54,7 +54,6 @@ public:
     void GTKResponse(int btnid);
 
 protected:
-    virtual bool GTKShouldConnectSizeRequest() const { return false; }
     virtual void DoApplyWidgetStyle(GtkRcStyle *style);
 
 private:

include/wx/gtk/private/win_gtk.h

@@ -23,12 +23,13 @@ struct WXDLLIMPEXP_CORE wxPizza
 
     static GtkWidget* New(long windowStyle = 0);
     static GType type();
-    void move(GtkWidget* widget, int x, int y);
-    void put(GtkWidget* widget, int x, int y);
+    void move(GtkWidget* widget, int x, int y, int width, int height);
+    void put(GtkWidget* widget, int x, int y, int width, int height);
     void scroll(int dx, int dy);
     void get_border_widths(int& x, int& y);
 
     GtkFixed m_fixed;
+    GList* m_children;
     int m_scroll_x;
     int m_scroll_y;
     int m_border_style;

include/wx/gtk/window.h

@@ -382,11 +382,6 @@ protected:
     // just as it does.
     unsigned long GTKConnectWidget(const char *signal, wxGTKCallback callback);
 
-    // Return true from here if PostCreation() should connect to size_request
-    // signal: this is done by default but doesn't work for some native
-    // controls which override this function to return false
-    virtual bool GTKShouldConnectSizeRequest() const { return !IsTopLevel(); }
-
     void ConstrainSize();
 
 private: