test for timegm() added

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

diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp
index 5649a599c93b05a99494d6ac452d4cb82570e052..ea20ee7168722f7dd98554227f19f448d4350fb2 100644 (file)
--- a/src/common/sizer.cpp
+++ b/src/common/sizer.cpp
@@ -1,255 +1,557 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        sizer.cpp
 /////////////////////////////////////////////////////////////////////////////
 // Name:        sizer.cpp

-// Purpose:     provide wxNewSizer class for layounting
+// Purpose:     provide new wxSizer class for layout

 // Author:      Robert Roebling and Robin Dunn
 // Modified by:
 // Author:      Robert Roebling and Robin Dunn
 // Modified by:

-// Created:     
+// Created:

 // RCS-ID:      $Id$
 // Copyright:   (c) Robin Dunn, Dirk Holtwick and Robert Roebling
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // RCS-ID:      $Id$
 // Copyright:   (c) Robin Dunn, Dirk Holtwick and Robert Roebling
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-#ifndef __WXSIZERS_H__
-#define __WXSIZERS_H__
-

 #ifdef __GNUG__
 #pragma implementation "sizer.h"
 #endif
 
 #ifdef __GNUG__
 #pragma implementation "sizer.h"
 #endif
 

+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+

 #include "wx/sizer.h"
 #include "wx/sizer.h"

+#include "wx/utils.h"
+#include "wx/statbox.h"

 
 

+//---------------------------------------------------------------------------
+
+IMPLEMENT_ABSTRACT_CLASS(wxSizerItem, wxObject);
+IMPLEMENT_ABSTRACT_CLASS(wxSizer, wxObject);
+IMPLEMENT_ABSTRACT_CLASS(wxBoxSizer, wxSizer);
+IMPLEMENT_ABSTRACT_CLASS(wxStaticBoxSizer, wxBoxSizer);

 
 //---------------------------------------------------------------------------
 
 //---------------------------------------------------------------------------

-// wxNewSizerItem
+// wxSizerItem

 //---------------------------------------------------------------------------
 
 //---------------------------------------------------------------------------
 

-wxNewSizerItem::wxNewSizerItem( int width, int height, int option )
+wxSizerItem::wxSizerItem( int width, int height, int option, int flag, int border, wxObject* userData )

 {
     m_window = (wxWindow *) NULL;
 {
     m_window = (wxWindow *) NULL;

-    m_sizer = (wxNewSizer *) NULL;
+    m_sizer = (wxSizer *) NULL;
+    m_option = option;
+    m_border = border;
+    m_flag = flag;
+    m_userData = userData;
+
+    // minimal size is the initial size

     m_minSize.x = width;
     m_minSize.y = height;
     m_minSize.x = width;
     m_minSize.y = height;

-    m_option = option;
+
+    SetRatio(width, height);
+
+    // size is set directly
+    m_size = m_minSize;

 }
 
 }
 

-wxNewSizerItem::wxNewSizerItem( wxWindow *window, int option )
+wxSizerItem::wxSizerItem( wxWindow *window, int option, int flag, int border, wxObject* userData )

 {
     m_window = window;
 {
     m_window = window;

-    m_sizer = (wxNewSizer *) NULL;
-    m_minSize = window->GetSize();
+    m_sizer = (wxSizer *) NULL;

     m_option = option;
     m_option = option;

+    m_border = border;
+    m_flag = flag;
+    m_userData = userData;
+
+    // minimal size is the initial size
+    m_minSize = window->GetSize();
+
+    // aspect ratio calculated from initial size
+    SetRatio(m_minSize);
+
+    // size is calculated later
+    // m_size = ...

 }
 
 }
 

-wxNewSizerItem::wxNewSizerItem( wxNewSizer *sizer, int option )
+wxSizerItem::wxSizerItem( wxSizer *sizer, int option, int flag, int border, wxObject* userData )

 {
     m_window = (wxWindow *) NULL;
     m_sizer = sizer;
 {
     m_window = (wxWindow *) NULL;
     m_sizer = sizer;

-    m_minSize = sizer->GetSize();

     m_option = option;
     m_option = option;

+    m_border = border;
+    m_flag = flag;
+    m_userData = userData;
+
+    // minimal size is calculated later
+    // m_minSize = ...
+    m_ratio = 0;
+
+    // size is calculated later
+    // m_size = ...

 }
 
 }
 

-wxSize wxNewSizerItem::GetSize()
+wxSizerItem::~wxSizerItem()

 {
 {

-    if (IsNewSizer())
-        return m_sizer->GetSize();
-       
+    if (m_userData)
+        delete m_userData;
+    if (m_sizer)
+        delete m_sizer;
+}
+
+
+wxSize wxSizerItem::GetSize()
+{
+    wxSize ret;
+    if (IsSizer())
+        ret = m_sizer->GetSize();
+    else

     if (IsWindow())
     if (IsWindow())

-        return m_window->GetSize();
-       
-    return m_minSize;
+        ret = m_window->GetSize();
+    else ret = m_size;
+
+    if (m_flag & wxWEST)
+        ret.x += m_border;
+    if (m_flag & wxEAST)
+        ret.x += m_border;
+    if (m_flag & wxNORTH)
+        ret.y += m_border;
+    if (m_flag & wxSOUTH)
+        ret.y += m_border;
+
+    return ret;

 }
 
 }
 

-wxSize wxNewSizerItem::CalcMin()
+wxSize wxSizerItem::CalcMin()

 {
 {

-    if (IsNewSizer())
-        return m_sizer->CalcMin();
-       
+    wxSize ret;
+    if (IsSizer())
+    {
+        ret = m_sizer->CalcMin();
+        // 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);
+    }
+
+/*
+    The minimum size of a window should be the
+    initial size, as saved in m_minSize, not the
+    current size.
+
+    else

     if (IsWindow())
     if (IsWindow())

-        return m_window->GetSize();
-       
-    return m_minSize;
+        ret = m_window->GetSize();
+*/
+    else ret = m_minSize;
+
+    if (m_flag & wxWEST)
+        ret.x += m_border;
+    if (m_flag & wxEAST)
+        ret.x += m_border;
+    if (m_flag & wxNORTH)
+        ret.y += m_border;
+    if (m_flag & wxSOUTH)
+        ret.y += m_border;
+
+    return ret;

 }
 
 }
 

-void wxNewSizerItem::SetDimension( wxPoint pos, wxSize size )
+void wxSizerItem::SetDimension( wxPoint pos, wxSize size )

 {
 {

-    if (IsNewSizer())
+    if (m_flag & wxWEST)
+    {
+        pos.x += m_border;
+        size.x -= m_border;
+    }
+    if (m_flag & wxEAST)
+    {
+        size.x -= m_border;
+    }
+    if (m_flag & wxNORTH)
+    {
+        pos.y += m_border;
+        size.y -= m_border;
+    }
+    if (m_flag & wxSOUTH)
+    {
+        size.y -= m_border;
+    }
+    if (m_flag & wxSHAPED) {
+        // adjust aspect ratio
+        int rwidth = (int) (size.y * m_ratio);
+        if (rwidth > size.x) {
+            // fit horizontally
+            int rheight = (int) (size.x / m_ratio);
+            // add vertical space
+            if (m_flag & wxALIGN_CENTER_VERTICAL)
+                pos.y += (size.y - rheight) / 2;
+            else if (m_flag & wxALIGN_BOTTOM)
+                pos.y += (size.y - rheight);
+            // use reduced dimensions
+            size.y =rheight;
+        } else if (rwidth < size.x) {
+            // add horizontal space
+            if (m_flag & wxALIGN_CENTER_HORIZONTAL)
+                pos.x += (size.x - rwidth) / 2;
+            else if (m_flag & wxALIGN_RIGHT)
+                pos.x += (size.x - rwidth);
+            size.x = rwidth;
+        }
+    }
+
+    if (IsSizer())

         m_sizer->SetDimension( pos.x, pos.y, size.x, size.y );
         m_sizer->SetDimension( pos.x, pos.y, size.x, size.y );

-       
+

     if (IsWindow())
         m_window->SetSize( pos.x, pos.y, size.x, size.y );
     if (IsWindow())
         m_window->SetSize( pos.x, pos.y, size.x, size.y );

-       
-    m_minSize = size;
+
+    m_size = size;

 }
 
 }
 

-bool wxNewSizerItem::IsWindow()
+bool wxSizerItem::IsWindow()

 {
     return (m_window != NULL);
 }
 
 {
     return (m_window != NULL);
 }
 

-bool wxNewSizerItem::IsNewSizer()
+bool wxSizerItem::IsSizer()

 {
     return (m_sizer != NULL);
 }
 
 {
     return (m_sizer != NULL);
 }
 

-bool wxNewSizerItem::IsSpacer()
+bool wxSizerItem::IsSpacer()

 {
     return (m_window == NULL) && (m_sizer == NULL);
 }
 
 //---------------------------------------------------------------------------
 {
     return (m_window == NULL) && (m_sizer == NULL);
 }
 
 //---------------------------------------------------------------------------

-// wxNewSizer
+// wxSizer

 //---------------------------------------------------------------------------
 
 //---------------------------------------------------------------------------
 

-wxNewSizer::wxNewSizer()
+wxSizer::wxSizer()

 {
     m_children.DeleteContents( TRUE );
 }
 
 {
     m_children.DeleteContents( TRUE );
 }
 

-wxNewSizer::~wxNewSizer()
+wxSizer::~wxSizer()
+{
+}
+
+void wxSizer::Add( wxWindow *window, int option, int flag, int border, wxObject* userData )

 {
 {

+    m_children.Append( new wxSizerItem( window, option, flag, border, userData ) );

 }
 }

-   
-void wxNewSizer::Add( wxWindow *window, int option )
+
+void wxSizer::Add( wxSizer *sizer, int option, int flag, int border, wxObject* userData )

 {
 {

-    m_children.Append( new wxNewSizerItem( window, option ) );
+    m_children.Append( new wxSizerItem( sizer, option, flag, border, userData ) );

 }
 
 }
 

-void wxNewSizer::Add( wxNewSizer *sizer, int option )
+void wxSizer::Add( int width, int height, int option, int flag, int border, wxObject* userData )

 {
 {

-    m_children.Append( new wxNewSizerItem( sizer, option ) );
+    m_children.Append( new wxSizerItem( width, height, option, flag, border, userData ) );

 }
 
 }
 

-void wxNewSizer::Add( int width, int height, int option )
+void wxSizer::Prepend( wxWindow *window, int option, int flag, int border, wxObject* userData )

 {
 {

-    m_children.Append( new wxNewSizerItem( width, height, option ) );
+    m_children.Insert( new wxSizerItem( window, option, flag, border, userData ) );

 }
 
 }
 

-void wxNewSizer::Fit( wxWindow *window )
+void wxSizer::Prepend( wxSizer *sizer, int option, int flag, int border, wxObject* userData )
+{
+    m_children.Insert( new wxSizerItem( sizer, option, flag, border, userData ) );
+}
+
+void wxSizer::Prepend( int width, int height, int option, int flag, int border, wxObject* userData )
+{
+    m_children.Insert( new wxSizerItem( width, height, option, flag, border, userData ) );
+}
+
+bool wxSizer::Remove( wxWindow *window )
+{
+    wxASSERT( window );
+
+    wxNode *node = m_children.First();
+    while (node)
+    {
+        wxSizerItem *item = (wxSizerItem*)node->Data();
+       if (item->GetWindow() == window)
+       {
+            m_children.DeleteNode( node );
+           return TRUE;
+       }
+        node = node->Next();
+    }
+
+    return FALSE;
+}
+
+bool wxSizer::Remove( wxSizer *sizer )
+{
+    wxASSERT( sizer );
+
+    wxNode *node = m_children.First();
+    while (node)
+    {
+        wxSizerItem *item = (wxSizerItem*)node->Data();
+       if (item->GetSizer() == sizer)
+       {
+            m_children.DeleteNode( node );
+           return TRUE;
+       }
+        node = node->Next();
+    }
+
+    return FALSE;
+}
+
+bool wxSizer::Remove( int pos )
+{
+    wxNode *node = m_children.Nth( pos );
+    if (!node) return FALSE;
+
+    m_children.DeleteNode( node );
+
+    return TRUE;
+}
+
+void wxSizer::Fit( wxWindow *window )

 {
     window->SetSize( GetMinWindowSize( window ) );
 }
 
 {
     window->SetSize( GetMinWindowSize( window ) );
 }
 

-void wxNewSizer::Layout()
+void wxSizer::Layout()

 {
 {

-    m_size = CalcMin();
+    CalcMin();

     RecalcSizes();
 }
 
     RecalcSizes();
 }
 

-void wxNewSizer::SetSizeHints( wxWindow *window )
+void wxSizer::SetSizeHints( wxWindow *window )

 {
     wxSize size( GetMinWindowSize( window ) );
     window->SetSizeHints( size.x, size.y );
 }
 
 {
     wxSize size( GetMinWindowSize( window ) );
     window->SetSizeHints( size.x, size.y );
 }
 

-wxSize wxNewSizer::GetMinWindowSize( wxWindow *window )
+wxSize wxSizer::GetMinWindowSize( wxWindow *window )

 {
 {

-    wxSize min( GetMinSize() );
+    wxSize minSize( GetMinSize() );

     wxSize size( window->GetSize() );
     wxSize client_size( window->GetClientSize() );
     wxSize size( window->GetSize() );
     wxSize client_size( window->GetClientSize() );

-    return wxSize( min.x+size.x-client_size.x, min.y+size.y-client_size.y ); 
+    return wxSize( minSize.x+size.x-client_size.x,
+                   minSize.y+size.y-client_size.y );

 }
 
 }
 

-void wxNewSizer::SetDimension( int x, int y, int width, int height )
+void wxSizer::SetDimension( int x, int y, int width, int height )

 {
     m_position.x = x;
     m_position.y = y;
     m_size.x = width;
     m_size.y = height;
 {
     m_position.x = x;
     m_position.y = y;
     m_size.x = width;
     m_size.y = height;

+    CalcMin();

     RecalcSizes();
 }
 
 //---------------------------------------------------------------------------
     RecalcSizes();
 }
 
 //---------------------------------------------------------------------------

-// wxBorderNewSizer
+// wxBoxSizer

 //---------------------------------------------------------------------------
 
 //---------------------------------------------------------------------------
 

-wxBorderNewSizer::wxBorderNewSizer( int sides )
-{
-    m_sides = sides;
-}
-
-void wxBorderNewSizer::Add( wxWindow *window, int option )
-{
-   wxCHECK_RET( m_children.GetCount() == 0, _T("border sizer can only hold one child") );
-   
-   wxNewSizer::Add( window, option );
-}
-
-void wxBorderNewSizer::Add( wxNewSizer *sizer, int option )
+wxBoxSizer::wxBoxSizer( int orient )

 {
 {

-   wxCHECK_RET( m_children.GetCount() == 0, _T("border sizer can only hold one child") );
-   
-   wxNewSizer::Add( sizer, option );
+    m_orient = orient;

 }
 
 }
 

-void wxBorderNewSizer::Add( int width, int height, int option )
+void wxBoxSizer::RecalcSizes()

 {
 {

-   wxCHECK_RET( m_children.GetCount() == 0, _T("border sizer can only hold one child") );
-   
-   wxNewSizer::Add( width, height, option );
-}
+    if (m_children.GetCount() == 0)
+        return;

 
 

-void wxBorderNewSizer::RecalcSizes()
-{
-    wxNode *node = m_children.GetFirst();
-    
-    if (!node)
+    int delta = 0;
+    int extra = 0;
+    if (m_stretchable)

     {
     {

-        SetDimension( m_position.x, m_position.y, 2, 2 );
-        return;
+        if (m_orient == wxHORIZONTAL)
+        {
+            delta = (m_size.x - m_fixedWidth) / m_stretchable;
+            extra = (m_size.x - m_fixedWidth) % m_stretchable;
+       }
+       else
+       {
+            delta = (m_size.y - m_fixedHeight) / m_stretchable;
+            extra = (m_size.y - m_fixedHeight) % m_stretchable;
+       }

     }
     }

-    
-    wxNewSizerItem *item = (wxNewSizerItem*) node->Data();
-    
-    wxSize size( m_size );
+

     wxPoint pt( m_position );
     wxPoint pt( m_position );

-    int borderSize = item->GetOption();
-    
-    if (m_sides & wxWEST)
-    {
-        size.x -= borderSize;
-        pt.x += borderSize;
-    }
-    if (m_sides & wxEAST)
-    {
-        size.x -= borderSize;
-    }
-    if (m_sides & wxNORTH)
+
+    wxNode *node = m_children.GetFirst();
+    while (node)

     {
     {

-        size.y -= borderSize;
-       pt.y += borderSize;
+        wxSizerItem *item = (wxSizerItem*) node->Data();
+
+       int weight = 1;
+       if (item->GetOption())
+           weight = item->GetOption();
+
+       wxSize size( item->CalcMin() );
+
+       if (m_orient == wxVERTICAL)
+       {
+           long height = size.y;
+           if (item->GetOption())
+           {
+               height = (delta * weight) + extra;
+               extra = 0; // only the first item will get the remainder as extra size
+           }
+
+           wxPoint child_pos( pt );
+           wxSize  child_size( wxSize( size.x, height) );
+
+           if (item->GetFlag() & (wxEXPAND | wxSHAPED))
+             child_size.x = m_size.x;
+           else if (item->GetFlag() & wxALIGN_RIGHT)
+             child_pos.x += m_size.x - size.x;
+           else if (item->GetFlag() & (wxCENTER | wxALIGN_CENTER_HORIZONTAL))
+             // XXX wxCENTER is added for backward compatibility;
+             //     wxALIGN_CENTER should be used in new code
+             child_pos.x += (m_size.x - size.x) / 2;
+
+           item->SetDimension( child_pos, child_size );
+
+           pt.y += height;
+       }
+       else
+       {
+           long width = size.x;
+           if (item->GetOption())
+           {
+               width = (delta * weight) + extra;
+               extra = 0; // only the first item will get the remainder as extra size
+           }
+
+           wxPoint child_pos( pt );
+           wxSize  child_size( wxSize(width, size.y) );
+
+           if (item->GetFlag() & (wxEXPAND | wxSHAPED))
+             child_size.y = m_size.y;
+           else if (item->GetFlag() & wxALIGN_BOTTOM)
+             child_pos.y += m_size.y - size.y;
+           else if (item->GetFlag() & (wxCENTER | wxALIGN_CENTER_VERTICAL))
+             // XXX wxCENTER is added for backward compatibility;
+             //     wxALIGN_CENTER should be used in new code
+             child_pos.y += (m_size.y - size.y) / 2;
+
+           item->SetDimension( child_pos, child_size );
+
+           pt.x += width;
+       }
+
+       node = node->Next();

     }
     }

-    if (m_sides & wxSOUTH)
+}
+
+wxSize wxBoxSizer::CalcMin()
+{
+    if (m_children.GetCount() == 0)
+        return wxSize(2,2);
+
+    m_stretchable = 0;
+    m_minWidth = 0;
+    m_minHeight = 0;
+    m_fixedWidth = 0;
+    m_fixedHeight = 0;
+
+    wxNode *node = m_children.GetFirst();
+    while (node)

     {
     {

-        size.y -= borderSize;
+        wxSizerItem *item = (wxSizerItem*) node->Data();
+
+       int weight = 1;
+       if (item->GetOption())
+           weight = item->GetOption();
+
+       wxSize size( item->CalcMin() );
+
+       if (m_orient == wxHORIZONTAL)
+       {
+           m_minWidth += (size.x * weight);
+           m_minHeight = wxMax( m_minHeight, size.y );
+       }
+       else
+       {
+           m_minHeight += (size.y * weight);
+           m_minWidth = wxMax( m_minWidth, size.x );
+       }
+
+       if (item->GetOption())
+       {
+           m_stretchable += weight;
+       }
+       else
+       {
+           if (m_orient == wxVERTICAL)
+           {
+               m_fixedHeight += size.y;
+               m_fixedWidth = wxMax( m_fixedWidth, size.x );
+           }
+           else
+           {
+               m_fixedWidth += size.x;
+               m_fixedHeight = wxMax( m_fixedHeight, size.y );
+           }
+       }
+
+       node = node->Next();

     }
     }

-    
-    item->SetDimension( pt, size );
+
+    return wxSize( m_minWidth, m_minHeight );

 }
 
 }
 

-wxSize wxBorderNewSizer::CalcMin()
+//---------------------------------------------------------------------------
+// wxStaticBoxSizer
+//---------------------------------------------------------------------------
+
+wxStaticBoxSizer::wxStaticBoxSizer( wxStaticBox *box, int orient )
+  : wxBoxSizer( orient )

 {
 {

-    wxNode *node = m_children.GetFirst();
-    
-    if (!node)
-        return wxSize(2,2);
-    
-    wxNewSizerItem *item = (wxNewSizerItem*) node->Data();
-    
-    wxSize size( item->CalcMin() );
-    
-    int borderSize = item->GetOption();
-    
-    if (m_sides & wxWEST)
-        size.x += borderSize;
-    if (m_sides & wxEAST)
-        size.x += borderSize;
-    if (m_sides & wxNORTH)
-        size.y += borderSize;
-    if (m_sides & wxSOUTH)
-        size.y += borderSize;
-       
-    return size;
+    wxASSERT_MSG( box, wxT("wxStaticBoxSizer needs a static box") );
+
+    m_staticBox = box;

 }
 
 }
 

-#endif
-  // __SIZERS_H__
+void wxStaticBoxSizer::RecalcSizes()
+{
+    // this will have to be done platform by platform
+    // as there is no way to guess the thickness of
+    // a wxStaticBox border
+    int top_border = 15;
+    if (m_staticBox->GetLabel().IsEmpty()) top_border = 5;
+    int other_border = 5;
+
+    m_staticBox->SetSize( m_position.x, m_position.y, m_size.x, m_size.y );
+
+    wxPoint old_pos( m_position );
+    m_position.x += other_border;
+    m_position.y += top_border;
+    wxSize old_size( m_size );
+    m_size.x -= 2*other_border;
+    m_size.y -= top_border + other_border;
+
+    wxBoxSizer::RecalcSizes();
+
+    m_position = old_pos;
+    m_size = old_size;
+}
+
+wxSize wxStaticBoxSizer::CalcMin()
+{
+    // this will have to be done platform by platform
+    // as there is no way to guess the thickness of
+    // a wxStaticBox border
+    int top_border = 15;
+    if (m_staticBox->GetLabel().IsEmpty()) top_border = 5;
+    int other_border = 5;
+
+    wxSize ret( wxBoxSizer::CalcMin() );
+    ret.x += 2*top_border;
+    ret.y += other_border + top_border;
+
+    return ret;
+}