X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2997ca30d66c2dc778ed9a84c8c94fea6ec1c958..cb0b7b7d811356f729315fc14c7e0d311f43384d:/src/common/sizer.cpp

diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp
index 0ce0b9977a..b250c0c048 100644
--- a/src/common/sizer.cpp
+++ b/src/common/sizer.cpp
@@ -10,10 +10,6 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "sizer.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
@@ -24,6 +20,7 @@
 #ifndef WX_PRECOMP
     #include "wx/string.h"
     #include "wx/intl.h"
+    #include "wx/math.h"
 #endif // WX_PRECOMP
 
 #include "wx/sizer.h"
@@ -36,10 +33,6 @@
     #include "wx/notebook.h"
 #endif
 
-#ifdef __WXMAC__
-#   include "wx/mac/uma.h"
-#endif
-
 //---------------------------------------------------------------------------
 
 IMPLEMENT_CLASS(wxSizerItem, wxObject)
@@ -54,7 +47,7 @@ IMPLEMENT_CLASS(wxStaticBoxSizer, wxBoxSizer)
 IMPLEMENT_CLASS(wxStdDialogButtonSizer, wxBoxSizer)
 #endif
 
-WX_DEFINE_EXPORTED_LIST( wxSizerItemList );
+WX_DEFINE_EXPORTED_LIST( wxSizerItemList )
 
 /*
     TODO PROPERTIES
@@ -89,18 +82,9 @@ WX_DEFINE_EXPORTED_LIST( wxSizerItemList );
     minsize
 */
 
-//---------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
 // wxSizerItem
-//---------------------------------------------------------------------------
-
-void wxSizerItem::Init()
-{
-    m_window = NULL;
-    m_sizer = NULL;
-    m_show = true;
-    m_userData = NULL;
-    m_zoneRect = wxRect();
-}
+// ----------------------------------------------------------------------------
 
 void wxSizerItem::Init(const wxSizerFlags& flags)
 {
@@ -111,89 +95,156 @@ void wxSizerItem::Init(const wxSizerFlags& flags)
     m_border = flags.GetBorderInPixels();
 }
 
-wxSizerItem::wxSizerItem( int width, int height, int proportion, int flag, int border, wxObject* userData )
-    : m_window( NULL )
-    , m_sizer( NULL )
-    , m_size( wxSize( width, height ) ) // size is set directly
-    , m_minSize( m_size )               // minimal size is the initial size
-    , m_proportion( proportion )
-    , m_border( border )
-    , m_flag( flag )
-    , m_zoneRect()
-    , m_show( true )
-    , m_userData( userData )
-{
-    SetRatio( m_size );
-}
-
-wxSizerItem::wxSizerItem( wxWindow *window, int proportion, int flag, int border, wxObject* userData )
-    : m_window( window )
-    , m_sizer( NULL )
-    , m_proportion( proportion )
-    , m_border( border )
-    , m_flag( flag )
-    , m_zoneRect()
-    , m_show( true )
-    , m_userData( userData )
-{
-    if (flag & wxFIXED_MINSIZE)
-        window->SetMinSize(window->GetSize());
+wxSizerItem::wxSizerItem()
+{
+    Init();
+
+    m_proportion = 0;
+    m_border = 0;
+    m_flag = 0;
+
+    m_kind = Item_None;
+}
+
+// window item
+void wxSizerItem::SetWindow(wxWindow *window)
+{
+    wxCHECK_RET( window, _T("NULL window in wxSizerItem::SetWindow()") );
+
+    m_kind = Item_Window;
+    m_window = window;
+
+    // window doesn't become smaller than its initial size, whatever happens
     m_minSize = window->GetSize();
 
+    if ( m_flag & wxFIXED_MINSIZE )
+        window->SetMinSize(m_minSize);
+
     // aspect ratio calculated from initial size
-    SetRatio( m_minSize );
+    SetRatio(m_minSize);
+}
 
-    // m_size is calculated later
+wxSizerItem::wxSizerItem(wxWindow *window,
+                         int proportion,
+                         int flag,
+                         int border,
+                         wxObject* userData)
+           : m_proportion(proportion),
+             m_border(border),
+             m_flag(flag),
+             m_userData(userData)
+{
+    SetWindow(window);
 }
 
-wxSizerItem::wxSizerItem( wxSizer *sizer, int proportion, int flag, int border, wxObject* userData )
-    : m_window( NULL )
-    , m_sizer( sizer )
-    , m_proportion( proportion )
-    , m_border( border )
-    , m_flag( flag )
-    , m_zoneRect()
-    , m_show( true )
-    , m_ratio( 0.0 )
-    , m_userData( userData )
+// sizer item
+void wxSizerItem::SetSizer(wxSizer *sizer)
 {
-    // m_minSize is calculated later
-    // m_size is calculated later
+    m_kind = Item_Sizer;
+    m_sizer = sizer;
 }
 
-wxSizerItem::wxSizerItem()
+wxSizerItem::wxSizerItem(wxSizer *sizer,
+                         int proportion,
+                         int flag,
+                         int border,
+                         wxObject* userData)
+           : m_proportion(proportion),
+             m_border(border),
+             m_flag(flag),
+             m_ratio(0.0),
+             m_userData(userData)
 {
-    Init();
+    SetSizer(sizer);
 
-    m_proportion = 0;
-    m_border = 0;
-    m_flag = 0;
+    // m_minSize is set later
+}
+
+// spacer item
+void wxSizerItem::SetSpacer(const wxSize& size)
+{
+    m_kind = Item_Spacer;
+    m_spacer = new wxSizerSpacer(size);
+    m_minSize = size;
+    SetRatio(size);
+}
+
+wxSizerItem::wxSizerItem(int width,
+                         int height,
+                         int proportion,
+                         int flag,
+                         int border,
+                         wxObject* userData)
+           : m_minSize(width, height), // minimal size is the initial size
+             m_proportion(proportion),
+             m_border(border),
+             m_flag(flag),
+             m_userData(userData)
+{
+    SetSpacer(width, height);
 }
 
 wxSizerItem::~wxSizerItem()
 {
     delete m_userData;
 
-    if ( m_window )
+    switch ( m_kind )
     {
-        m_window->SetContainingSizer(NULL);
-    }
-    else // we must be a sizer
-    {
-        delete m_sizer;
+        case Item_None:
+            break;
+
+        case Item_Window:
+            m_window->SetContainingSizer(NULL);
+            break;
+
+        case Item_Sizer:
+            delete m_sizer;
+            break;
+
+        case Item_Spacer:
+            delete m_spacer;
+            break;
+
+        case Item_Max:
+        default:
+            wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
     }
 }
 
+wxSize wxSizerItem::GetSpacer() const
+{
+    wxSize size;
+    if ( m_kind == Item_Spacer )
+        size = m_spacer->GetSize();
+
+    return size;
+}
+
 
 wxSize wxSizerItem::GetSize() const
 {
     wxSize ret;
-    if (IsSizer())
-        ret = m_sizer->GetSize();
-    else
-    if (IsWindow())
-        ret = m_window->GetSize();
-    else ret = m_size;
+    switch ( m_kind )
+    {
+        case Item_None:
+            break;
+
+        case Item_Window:
+            ret = m_window->GetSize();
+            break;
+
+        case Item_Sizer:
+            ret = m_sizer->GetSize();
+            break;
+
+        case Item_Spacer:
+            ret = m_spacer->GetSize();
+            break;
+
+        case Item_Max:
+        default:
+            wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+    }
 
     if (m_flag & wxWEST)
         ret.x += m_border;
@@ -215,7 +266,7 @@ wxSize wxSizerItem::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)
+        if ( (m_flag & wxSHAPED) && wxIsNullDouble(m_ratio) )
             SetRatio(m_minSize);
     }
     else if ( IsWindow() )
@@ -245,8 +296,10 @@ wxSize wxSizerItem::GetMinSizeWithBorder() const
 }
 
 
-void wxSizerItem::SetDimension( wxPoint pos, wxSize size )
+void wxSizerItem::SetDimension( const wxPoint& pos_, const wxSize& size_ )
 {
+    wxPoint pos = pos_;
+    wxSize size = size_;
     if (m_flag & wxSHAPED)
     {
         // adjust aspect ratio
@@ -298,53 +351,126 @@ void wxSizerItem::SetDimension( wxPoint pos, wxSize size )
         size.y -= m_border;
     }
 
-    if (IsSizer())
-        m_sizer->SetDimension( pos.x, pos.y, size.x, size.y );
+    m_rect = wxRect(pos, size);
+
+    switch ( m_kind )
+    {
+        case Item_None:
+            wxFAIL_MSG( _T("can't set size of uninitialized sizer item") );
+            break;
+
+        case Item_Window:
+            m_window->SetSize(pos.x, pos.y, size.x, size.y,
+                              wxSIZE_ALLOW_MINUS_ONE);
+            break;
+
+        case Item_Sizer:
+            m_sizer->SetDimension(pos.x, pos.y, size.x, size.y);
+            break;
 
-    m_zoneRect = wxRect(pos, size);
-    if (IsWindow())
-        m_window->SetSize( pos.x, pos.y, size.x, size.y, wxSIZE_ALLOW_MINUS_ONE );
+        case Item_Spacer:
+            m_spacer->SetSize(size);
+            break;
 
-    m_size = size;
+        case Item_Max:
+        default:
+            wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+    }
 }
 
 void wxSizerItem::DeleteWindows()
 {
-    if (m_window)
+    switch ( m_kind )
     {
-         m_window->Destroy();
-         m_window = NULL;
+        case Item_None:
+        case Item_Spacer:
+            break;
+
+        case Item_Window:
+            //We are deleting the window from this sizer - normally
+            //the window destroys the sizer associated with it,
+            //which might destroy this, which we don't want
+            m_window->SetContainingSizer(NULL);
+            m_window->Destroy();
+            //Putting this after the switch will result in a spacer
+            //not being deleted properly on destruction
+            m_kind = Item_None;
+            break;
+
+        case Item_Sizer:
+            m_sizer->DeleteWindows();
+            break;
+
+        case Item_Max:
+        default:
+            wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
     }
 
-    if (m_sizer)
-        m_sizer->DeleteWindows();
 }
 
-bool wxSizerItem::IsWindow() const
+void wxSizerItem::Show( bool show )
 {
-    return (m_window != NULL);
-}
+    switch ( m_kind )
+    {
+        case Item_None:
+            wxFAIL_MSG( _T("can't show uninitialized sizer item") );
+            break;
 
-bool wxSizerItem::IsSizer() const
-{
-    return (m_sizer != NULL);
-}
+        case Item_Window:
+            m_window->Show(show);
+            break;
 
-bool wxSizerItem::IsSpacer() const
-{
-    return (m_window == NULL) && (m_sizer == NULL);
+        case Item_Sizer:
+            m_sizer->Show(show);
+            break;
+
+        case Item_Spacer:
+            m_spacer->Show(show);
+            break;
+
+        case Item_Max:
+        default:
+            wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+    }
 }
 
-void wxSizerItem::Show( bool show )
+bool wxSizerItem::IsShown() const
 {
-    m_show = show;
+    switch ( m_kind )
+    {
+        case Item_None:
+            // we may be called from CalcMin(), just return false so that we're
+            // not used
+            break;
 
-    if( IsWindow() )
-        m_window->Show( show );
-    else if( IsSizer() )
-        m_sizer->ShowItems( show );
+        case Item_Window:
+            return m_window->IsShown();
 
-    // ... nothing else to do to hide/show spacers
+        case Item_Sizer:
+            // arbitrarily decide that if at least one of our elements is
+            // shown, so are we (this arbitrariness is the reason for
+            // deprecating this function)
+            {
+                for ( wxSizerItemList::compatibility_iterator
+                        node = m_sizer->GetChildren().GetFirst();
+                      node;
+                      node = node->GetNext() )
+                {
+                    if ( node->GetData()->IsShown() )
+                        return true;
+                }
+            }
+            return false;
+
+        case Item_Spacer:
+            return m_spacer->IsShown();
+
+        case Item_Max:
+        default:
+            wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+    }
+
+    return false;
 }
 
 void wxSizerItem::SetOption( int option )
@@ -362,11 +488,6 @@ int wxSizerItem::GetOption() const
 // wxSizer
 //---------------------------------------------------------------------------
 
-wxSizer::wxSizer()
-        :m_minSize()
-{
-}
-
 wxSizer::~wxSizer()
 {
     WX_CLEAR_LIST(wxSizerItemList, m_children);
@@ -376,7 +497,7 @@ wxSizerItem* wxSizer::Insert( size_t index, wxSizerItem *item )
 {
     m_children.Insert( index, item );
 
-    if( item->GetWindow() )
+    if ( item->GetWindow() )
         item->GetWindow()->SetContainingSizer( this );
 
     return item;
@@ -421,7 +542,7 @@ bool wxSizer::Remove( int index )
 
     wxSizerItem *item = node->GetData();
 
-    if( item->IsWindow() )
+    if ( item->IsWindow() )
         item->GetWindow()->SetContainingSizer( NULL );
 
     delete item;
@@ -485,9 +606,9 @@ bool wxSizer::Detach( int index )
 
     wxSizerItem *item = node->GetData();
 
-    if( item->IsSizer() )
+    if ( item->IsSizer() )
         item->DetachSizer();
-    else if( item->IsWindow() )
+    else if ( item->IsWindow() )
         item->GetWindow()->SetContainingSizer( NULL );
 
     delete item;
@@ -624,7 +745,7 @@ wxSize wxSizer::GetMaxClientSize( wxWindow *window ) const
 {
     wxSize maxSize( window->GetMaxSize() );
 
-    if( maxSize != wxDefaultSize )
+    if ( maxSize != wxDefaultSize )
     {
         wxSize size( window->GetSize() );
         wxSize client_size( window->GetClientSize() );
@@ -940,23 +1061,19 @@ bool wxSizer::IsShown( size_t index ) const
 //---------------------------------------------------------------------------
 
 wxGridSizer::wxGridSizer( int rows, int cols, int vgap, int hgap )
-    : m_rows( rows )
+    : m_rows( ( cols == 0 && rows == 0 ) ? 1 : rows )
     , m_cols( cols )
     , m_vgap( vgap )
     , m_hgap( hgap )
 {
-    if (m_rows == 0 && m_cols == 0)
-        m_rows = 1;
 }
 
 wxGridSizer::wxGridSizer( int cols, int vgap, int hgap )
-    : m_rows( 0 )
+    : m_rows( cols == 0 ? 1 : 0 )
     , m_cols( cols )
     , m_vgap( vgap )
     , m_hgap( hgap )
 {
-    if (m_rows == 0 && m_cols == 0)
-        m_rows = 1;
 }
 
 int wxGridSizer::CalcRowsCols(int& nrows, int& ncols) const
@@ -1215,10 +1332,12 @@ void wxFlexGridSizer::AdjustForFlexDirection()
         wxArrayInt& array = m_flexDirection == wxVERTICAL ? m_colWidths
                                                           : m_rowHeights;
 
-        const int count = array.GetCount();
+        const size_t count = array.GetCount();
 
         // find the largest value in this array
-        int n, largest = 0;
+        size_t n;
+        int largest = 0;
+
         for ( n = 0; n < count; ++n )
         {
             if ( array[n] > largest )
@@ -1473,11 +1592,12 @@ wxSize wxBoxSizer::CalcMin()
     {
         wxSizerItem *item = node->GetData();
 
-        if (item->IsShown())
+        if ( item->IsShown() )
+        {
             item->CalcMin();  // result is stored in the item
 
-        if (item->IsShown() && item->GetProportion() != 0)
             m_stretchable += item->GetProportion();
+        }
 
         node = node->GetNext();
     }
@@ -1582,43 +1702,7 @@ static void GetStaticBoxBorders( wxStaticBox *box,
 {
     // this has to be done platform by platform as there is no way to
     // guess the thickness of a wxStaticBox border
-#ifdef __WXCOCOA__
-    box->GetBordersForSizer(borderTop,borderOther);
-#elif defined(__WXMAC__)
-
-    static int extraTop = -1; // Uninitted
-    static int other = 5;
-
-    if ( extraTop == -1 )
-    {
-        // The minimal border used for the top. Later on the staticbox'
-        // font height is added to this.
-        extraTop = 0;
-
-        if ( UMAGetSystemVersion() >= 0x1030 /*Panther*/ )
-        {
-            // As indicated by the HIG, Panther needs an extra border of 11
-            // pixels (otherwise overlapping occurs at the top). The "other"
-            // border has to be 11.
-            extraTop = 11;
-            other = 11;
-        }
-
-    }
-
-    *borderTop = extraTop + box->GetCharHeight();
-    *borderOther = other;
-
-#else
-#ifdef __WXGTK__
-    if ( box->GetLabel().empty() )
-        *borderTop = 5;
-    else
-#endif // __WXGTK__
-        *borderTop = box->GetCharHeight();
-
-    *borderOther = 5;
-#endif // __WXCOCOA__
+    box->GetBordersForSizer(borderTop, borderOther);
 }
 
 void wxStaticBoxSizer::RecalcSizes()
@@ -1666,12 +1750,18 @@ void wxStaticBoxSizer::ShowItems( bool show )
 wxStdDialogButtonSizer::wxStdDialogButtonSizer()
     : wxBoxSizer(wxHORIZONTAL)
 {
+    // Vertical buttons with lots of space on either side
+    // looks rubbish on WinCE, so let's not do this for now.
+    // If we are going to use vertical buttons, we should
+    // put the sizer to the right of other controls in the dialog,
+    // and that's beyond the scope of this sizer.
+#ifndef __WXWINCE__
     bool is_pda = (wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA);
-
     // If we have a PDA screen, put yes/no button over
     // all other buttons, otherwise on the left side.
     if (is_pda)
         m_orient = wxVERTICAL;
+#endif
 
     m_buttonAffirmative = NULL;
     m_buttonApply = NULL;
@@ -1722,7 +1812,7 @@ void wxStdDialogButtonSizer::SetCancelButton( wxButton *button )
     m_buttonCancel = button;
 }
 
-void wxStdDialogButtonSizer::Finalise()
+void wxStdDialogButtonSizer::Realize()
 {
 #ifdef __WXMAC__
         Add(0, 0, 0, wxLEFT, 6);
@@ -1784,11 +1874,32 @@ void wxStdDialogButtonSizer::Finalise()
 
         if (m_buttonAffirmative)
             Add((wxWindow*)m_buttonAffirmative, 0, wxALIGN_CENTRE | wxLEFT, 6);
+#elif defined(__WXMSW__)
+        // Windows
+
+        // right-justify buttons
+        Add(0, 0, 1, wxEXPAND, 0);
+
+        if (m_buttonAffirmative){
+            Add((wxWindow*)m_buttonAffirmative, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonAffirmative->ConvertDialogToPixels(wxSize(2, 0)).x);
+        }
+
+        if (m_buttonNegative){
+            Add((wxWindow*)m_buttonNegative, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonNegative->ConvertDialogToPixels(wxSize(2, 0)).x);
+        }
+
+        if (m_buttonCancel){
+            Add((wxWindow*)m_buttonCancel, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonCancel->ConvertDialogToPixels(wxSize(2, 0)).x);
+        }
+        if (m_buttonApply)
+            Add((wxWindow*)m_buttonApply, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonApply->ConvertDialogToPixels(wxSize(2, 0)).x);
+
+        if (m_buttonHelp)
+            Add((wxWindow*)m_buttonHelp, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonHelp->ConvertDialogToPixels(wxSize(2, 0)).x);
 #else
-    // do the same thing for GTK1 and Windows platforms
-    // and assume any platform not accounted for here will use
-    // Windows style
-        Add(0, 0, 0, wxLEFT, 9);
+        // GTK+1 and any other platform
+
+        // Add(0, 0, 0, wxLEFT, 5); // Not sure what this was for but it unbalances the dialog
         if (m_buttonHelp)
             Add((wxWindow*)m_buttonHelp, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonHelp->ConvertDialogToPixels(wxSize(4, 0)).x);
 
@@ -1807,7 +1918,7 @@ void wxStdDialogButtonSizer::Finalise()
         }
 
         if (m_buttonCancel){
-            Add((wxWindow*)m_buttonCancel, 0, wxALIGN_CENTRE | wxLEFT, m_buttonCancel->ConvertDialogToPixels(wxSize(4, 0)).x);
+            Add((wxWindow*)m_buttonCancel, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonCancel->ConvertDialogToPixels(wxSize(4, 0)).x);
             // Cancel or help should be default
             // m_buttonCancel->SetDefaultButton();
         }
@@ -1845,7 +1956,7 @@ void wxBookCtrlSizer::RecalcSizes()
 
 wxSize wxBookCtrlSizer::CalcMin()
 {
-    wxSize sizeBorder = m_bookctrl->CalcSizeFromPage(wxSize());
+    wxSize sizeBorder = m_bookctrl->CalcSizeFromPage(wxSize(0,0));
 
     sizeBorder.x += 5;
     sizeBorder.y += 5;