From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Thu, 1 Apr 2004 13:55:21 +0000 (+0000)
Subject: implemented GetBestSize()
X-Git-Url: https://git.saurik.com/wxWidgets.git/commitdiff_plain/c4ca49cde3c56f0f7b249fc62925df3d99ab3c58?ds=sidebyside

implemented GetBestSize()


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@26549 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---

diff --git a/include/wx/gtk/radiobox.h b/include/wx/gtk/radiobox.h
index bba9a528e2..cfdcef9c94 100644
--- a/include/wx/gtk/radiobox.h
+++ b/include/wx/gtk/radiobox.h
@@ -122,7 +122,10 @@ public:
 #if wxUSE_TOOLTIPS
     void ApplyToolTip( GtkTooltips *tips, const wxChar *tip );
 #endif // wxUSE_TOOLTIPS
-    wxSize LayoutItems();
+
+    // reposition the radio buttons correctly unless justCalc == true and
+    // reutrn the total size needed to accomodate them
+    wxSize LayoutItems(bool justCalc) const;
 
     virtual void DoSetSize( int x, int y, int width, int height, int sizeFlags = wxSIZE_AUTO );
     virtual void OnInternalIdle();
@@ -133,6 +136,9 @@ public:
     wxList           m_boxes;
 
 protected:
+    // implement some base class methods
+    virtual wxSize DoGetBestSize() const;
+
     // common part of all ctors
     void Init();
 
diff --git a/include/wx/gtk1/radiobox.h b/include/wx/gtk1/radiobox.h
index bba9a528e2..cfdcef9c94 100644
--- a/include/wx/gtk1/radiobox.h
+++ b/include/wx/gtk1/radiobox.h
@@ -122,7 +122,10 @@ public:
 #if wxUSE_TOOLTIPS
     void ApplyToolTip( GtkTooltips *tips, const wxChar *tip );
 #endif // wxUSE_TOOLTIPS
-    wxSize LayoutItems();
+
+    // reposition the radio buttons correctly unless justCalc == true and
+    // reutrn the total size needed to accomodate them
+    wxSize LayoutItems(bool justCalc) const;
 
     virtual void DoSetSize( int x, int y, int width, int height, int sizeFlags = wxSIZE_AUTO );
     virtual void OnInternalIdle();
@@ -133,6 +136,9 @@ public:
     wxList           m_boxes;
 
 protected:
+    // implement some base class methods
+    virtual wxSize DoGetBestSize() const;
+
     // common part of all ctors
     void Init();
 
diff --git a/src/gtk/radiobox.cpp b/src/gtk/radiobox.cpp
index eb6dda8b25..551fc826aa 100644
--- a/src/gtk/radiobox.cpp
+++ b/src/gtk/radiobox.cpp
@@ -243,6 +243,9 @@ bool wxRadioBox::Create( wxWindow *parent, wxWindowID id, const wxString& title,
 
     m_parent->DoAddChild( this );
 
+    bool wasShown = IsShown();
+    if ( wasShown )
+        Hide(); // prevent PostCreation() from showing us
     PostCreation();
     InheritAttributes();
 
@@ -252,20 +255,10 @@ bool wxRadioBox::Create( wxWindow *parent, wxWindowID id, const wxString& title,
 
     SetFont( parent->GetFont() );
 
-    wxSize ls = LayoutItems();
+    SetBestSize( size );
 
-    GtkRequisition req;
-    req.width = 2;
-    req.height = 2;
-    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request ) (m_widget, &req );
-    if (req.width > ls.x) ls.x = req.width;
-
-    wxSize newSize = size;
-    if (newSize.x == -1) newSize.x = ls.x;
-    if (newSize.y == -1) newSize.y = ls.y;
-    SetSize( newSize.x, newSize.y );
-
-    Show( TRUE );
+    if ( wasShown )
+        Show();
 
     return TRUE;
 }
@@ -285,25 +278,34 @@ void wxRadioBox::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 {
     wxWindow::DoSetSize( x, y, width, height, sizeFlags );
 
-    LayoutItems();
+    LayoutItems(false);
 }
 
-wxSize wxRadioBox::LayoutItems()
+wxSize wxRadioBox::DoGetBestSize() const
 {
-    int x = 7;
-    int y = 15;
+    wxSize size = LayoutItems(true);
 
-    if ( m_majorDim == 0 )
-    {
-        // avoid dividing by 0 below
-        wxFAIL_MSG( wxT("dimension of radiobox should not be 0!") );
+    GtkRequisition req;
+    req.width = 2;
+    req.height = 2;
+    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request ) (m_widget, &req );
+    if (req.width > size.x)
+        size.x = req.width;
 
-        m_majorDim = 1;
-    }
+    return size;
+}
+
+wxSize wxRadioBox::LayoutItems(bool justCalc) const
+{
+    wxSize res( 0, 0 );
+
+    // avoid dividing by 0 below
+    wxCHECK_MSG( m_majorDim, res, wxT("dimension of radiobox should not be 0!") );
 
     int num_per_major = (m_boxes.GetCount() - 1) / m_majorDim +1;
 
-    wxSize res( 0, 0 );
+    int x = 7;
+    int y = 15;
 
     int num_of_cols = 0;
     int num_of_rows = 0;
@@ -342,7 +344,8 @@ wxSize wxRadioBox::LayoutItems()
                       
                 if (req.width > max_len) max_len = req.width;
 
-                gtk_pizza_move( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y );
+                if ( !justCalc )
+                    gtk_pizza_move( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y );
                 y += req.height;
 
                 node = node->GetNext();
@@ -356,7 +359,8 @@ wxSize wxRadioBox::LayoutItems()
             {
                 GtkWidget *button = GTK_WIDGET( node->GetData() );
 
-                gtk_pizza_resize( GTK_PIZZA(m_parent->m_wxwindow), button, max_len, lineheight );
+                if ( !justCalc )
+                    gtk_pizza_resize( GTK_PIZZA(m_parent->m_wxwindow), button, max_len, lineheight );
 
                 node = node->GetNext();
                 if (!node) break;
@@ -395,7 +399,8 @@ wxSize wxRadioBox::LayoutItems()
         {
             GtkWidget *button = GTK_WIDGET( node->GetData() );
 
-            gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y, max, lineheight );
+            if ( !justCalc )
+                gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y, max, lineheight );
             x += max;
 
             node = node->GetNext();
@@ -417,7 +422,7 @@ bool wxRadioBox::Show( bool show )
         return FALSE;
     }
 
-    if ((m_windowStyle & wxNO_BORDER) != 0)
+    if ( HasFlag(wxNO_BORDER) )
         gtk_widget_hide( m_widget );
 
     wxList::compatibility_iterator node = m_boxes.GetFirst();
diff --git a/src/gtk1/radiobox.cpp b/src/gtk1/radiobox.cpp
index eb6dda8b25..551fc826aa 100644
--- a/src/gtk1/radiobox.cpp
+++ b/src/gtk1/radiobox.cpp
@@ -243,6 +243,9 @@ bool wxRadioBox::Create( wxWindow *parent, wxWindowID id, const wxString& title,
 
     m_parent->DoAddChild( this );
 
+    bool wasShown = IsShown();
+    if ( wasShown )
+        Hide(); // prevent PostCreation() from showing us
     PostCreation();
     InheritAttributes();
 
@@ -252,20 +255,10 @@ bool wxRadioBox::Create( wxWindow *parent, wxWindowID id, const wxString& title,
 
     SetFont( parent->GetFont() );
 
-    wxSize ls = LayoutItems();
+    SetBestSize( size );
 
-    GtkRequisition req;
-    req.width = 2;
-    req.height = 2;
-    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request ) (m_widget, &req );
-    if (req.width > ls.x) ls.x = req.width;
-
-    wxSize newSize = size;
-    if (newSize.x == -1) newSize.x = ls.x;
-    if (newSize.y == -1) newSize.y = ls.y;
-    SetSize( newSize.x, newSize.y );
-
-    Show( TRUE );
+    if ( wasShown )
+        Show();
 
     return TRUE;
 }
@@ -285,25 +278,34 @@ void wxRadioBox::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 {
     wxWindow::DoSetSize( x, y, width, height, sizeFlags );
 
-    LayoutItems();
+    LayoutItems(false);
 }
 
-wxSize wxRadioBox::LayoutItems()
+wxSize wxRadioBox::DoGetBestSize() const
 {
-    int x = 7;
-    int y = 15;
+    wxSize size = LayoutItems(true);
 
-    if ( m_majorDim == 0 )
-    {
-        // avoid dividing by 0 below
-        wxFAIL_MSG( wxT("dimension of radiobox should not be 0!") );
+    GtkRequisition req;
+    req.width = 2;
+    req.height = 2;
+    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request ) (m_widget, &req );
+    if (req.width > size.x)
+        size.x = req.width;
 
-        m_majorDim = 1;
-    }
+    return size;
+}
+
+wxSize wxRadioBox::LayoutItems(bool justCalc) const
+{
+    wxSize res( 0, 0 );
+
+    // avoid dividing by 0 below
+    wxCHECK_MSG( m_majorDim, res, wxT("dimension of radiobox should not be 0!") );
 
     int num_per_major = (m_boxes.GetCount() - 1) / m_majorDim +1;
 
-    wxSize res( 0, 0 );
+    int x = 7;
+    int y = 15;
 
     int num_of_cols = 0;
     int num_of_rows = 0;
@@ -342,7 +344,8 @@ wxSize wxRadioBox::LayoutItems()
                       
                 if (req.width > max_len) max_len = req.width;
 
-                gtk_pizza_move( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y );
+                if ( !justCalc )
+                    gtk_pizza_move( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y );
                 y += req.height;
 
                 node = node->GetNext();
@@ -356,7 +359,8 @@ wxSize wxRadioBox::LayoutItems()
             {
                 GtkWidget *button = GTK_WIDGET( node->GetData() );
 
-                gtk_pizza_resize( GTK_PIZZA(m_parent->m_wxwindow), button, max_len, lineheight );
+                if ( !justCalc )
+                    gtk_pizza_resize( GTK_PIZZA(m_parent->m_wxwindow), button, max_len, lineheight );
 
                 node = node->GetNext();
                 if (!node) break;
@@ -395,7 +399,8 @@ wxSize wxRadioBox::LayoutItems()
         {
             GtkWidget *button = GTK_WIDGET( node->GetData() );
 
-            gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y, max, lineheight );
+            if ( !justCalc )
+                gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), button, m_x+x, m_y+y, max, lineheight );
             x += max;
 
             node = node->GetNext();
@@ -417,7 +422,7 @@ bool wxRadioBox::Show( bool show )
         return FALSE;
     }
 
-    if ((m_windowStyle & wxNO_BORDER) != 0)
+    if ( HasFlag(wxNO_BORDER) )
         gtk_widget_hide( m_widget );
 
     wxList::compatibility_iterator node = m_boxes.GetFirst();