fingers crossed..

[wxWidgets.git] / src / common / sizer.cpp

diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp
index 0a92ab056970a00e32c4854abc47d9f0c318c63a..8735020e9bcc7672e57e457de0a8fee312f04441 100644 (file)
--- a/src/common/sizer.cpp
+++ b/src/common/sizer.cpp
@@ -133,21 +133,28 @@ wxSize wxSizerItem::CalcMin()
     if (IsSizer())
     {
         ret = m_sizer->GetMinSize();
+
         // if we have to preserve aspect ratio _AND_ this is
         // the first-time calculation, consider ret to be initial size
-        if ((m_flag & wxSHAPED) && !m_ratio) SetRatio(ret);
+        if ((m_flag & wxSHAPED) && !m_ratio)
+            SetRatio(ret);
     }
-
-/*
-    The minimum size of a window should be the
-    initial size, as saved in m_minSize, not the
-    current size.
-
     else
-    if (IsWindow())
-        ret = m_window->GetSize();
-*/
-    else ret = m_minSize;
+    {
+        if ( IsWindow() && (m_flag & wxADJUST_MINSIZE) )
+        {
+            // check if the best (minimal, in fact) window size hadn't changed
+            // by chance: this may happen for, e.g. static text if its label
+            // changed
+            wxSize size = m_window->GetBestSize();
+            if ( size.x > m_minSize.x )
+                m_minSize.x = size.x;
+            if ( size.y > m_minSize.y )
+                m_minSize.y = size.y;
+        }
+
+        ret = m_minSize;
+    }
 
     if (m_flag & wxWEST)
         ret.x += m_border;
@@ -189,7 +196,7 @@ void wxSizerItem::SetDimension( wxPoint pos, wxSize size )
             size.x = rwidth;
         }
     }
-    
+
     // This is what GetPosition() returns. Since we calculate
     // borders afterwards, GetPosition() will be the left/top
     // corner of the surrounding border.
@@ -348,7 +355,13 @@ bool wxSizer::Remove( int pos )
 
 void wxSizer::Fit( wxWindow *window )
 {
-    window->SetSize( GetMinWindowSize( window ) );
+    wxSize size;
+    if (window->IsTopLevel())
+        size = FitSize( window );
+    else
+        size = GetMinWindowSize( window );
+
+    window->SetSize( size );
 }
 
 void wxSizer::Layout()
@@ -359,10 +372,27 @@ void wxSizer::Layout()
 
 void wxSizer::SetSizeHints( wxWindow *window )
 {
-    wxSize size( GetMinWindowSize( window ) );
+    wxSize size = FitSize( window );
     window->SetSizeHints( size.x, size.y );
 }
 
+wxSize wxSizer::GetMaxWindowSize( wxWindow *WXUNUSED(window) )
+{
+    wxRect rect = wxGetClientDisplayRect();
+    wxSize sizeMax (rect.width,rect.height);
+
+    // Make the max size a bit smaller than the visible portion of
+    // the screen.  A window which takes the entire screen doesn't
+    // look very nice either
+    sizeMax.x *= 9;
+    sizeMax.x /= 10;
+
+    sizeMax.y *= 9;
+    sizeMax.y /= 10;
+
+    return sizeMax;
+}
+
 wxSize wxSizer::GetMinWindowSize( wxWindow *window )
 {
     wxSize minSize( GetMinSize() );
@@ -372,6 +402,20 @@ wxSize wxSizer::GetMinWindowSize( wxWindow *window )
                    minSize.y+size.y-client_size.y );
 }
 
+// Return a window size that will fit within the screens dimensions
+wxSize wxSizer::FitSize( wxWindow *window )
+{
+    wxSize size     = GetMinWindowSize( window );
+    wxSize sizeMax  = GetMaxWindowSize( window );
+
+    if ( size.x > sizeMax.x )
+        size.x = sizeMax.x;
+    if ( size.y > sizeMax.y )
+        size.y = sizeMax.y;
+
+    return size;
+}
+
 void wxSizer::SetDimension( int x, int y, int width, int height )
 {
     m_position.x = x;
@@ -900,14 +944,43 @@ wxSize wxBoxSizer::CalcMin()
     m_fixedWidth = 0;
     m_fixedHeight = 0;
 
+    // Find how long each stretch unit needs to be
+    int stretchSize = 1;
     wxNode *node = m_children.GetFirst();
     while (node)
+    {
+        wxSizerItem *item = (wxSizerItem*) node->Data();
+        if (item->GetOption() != 0)
+        {
+            int stretch = item->GetOption();
+            wxSize size( item->CalcMin() );
+            int sizePerStretch;
+            // Integer division rounded up is (a + b - 1) / b
+            if (m_orient == wxHORIZONTAL)
+                sizePerStretch = ( size.x + stretch - 1 ) / stretch;
+            else
+                sizePerStretch = ( size.y + stretch - 1 ) / stretch;
+            if (sizePerStretch > stretchSize)
+                stretchSize = sizePerStretch;
+        }
+        node = node->Next();
+    }
+       // Calculate overall minimum size
+       node = m_children.GetFirst();
+    while (node)
     {
         wxSizerItem *item = (wxSizerItem*) node->Data();
 
         m_stretchable += item->GetOption();
-        
+
         wxSize size( item->CalcMin() );
+        if (item->GetOption() != 0)
+        {
+            if (m_orient == wxHORIZONTAL)
+                size.x = stretchSize * item->GetOption();
+            else
+                size.y = stretchSize * item->GetOption();
+        }
 
         if (m_orient == wxHORIZONTAL)
         {
@@ -928,7 +1001,7 @@ wxSize wxBoxSizer::CalcMin()
                 m_fixedWidth = wxMax( m_fixedWidth, size.x );
             }
             else
-            { 
+            {
                 m_fixedWidth += size.x;
                 m_fixedHeight = wxMax( m_fixedHeight, size.y );
             }
@@ -963,7 +1036,7 @@ static void GetStaticBoxBorders(wxStaticBox *box,
     else
 #endif // __WXGTK__
         *borderTop = 15;
-
+       (void)box;
     *borderOther = 5;
 }