/////////////////////////////////////////////////////////////////////////////
-// Name: sizer.cpp
+// Name: src/common/sizer.cpp
// Purpose: provide new wxSizer class for layout
// Author: Robert Roebling and Robin Dunn, contributions by
// Dirk Holtwick, Ron Lee
// 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"
#pragma hdrstop
#endif
+#include "wx/display.h"
+#include "wx/sizer.h"
+
#ifndef WX_PRECOMP
#include "wx/string.h"
#include "wx/intl.h"
+ #include "wx/math.h"
+ #include "wx/utils.h"
+ #include "wx/settings.h"
+ #include "wx/button.h"
+ #include "wx/statbox.h"
+ #include "wx/toplevel.h"
#endif // WX_PRECOMP
-#include "wx/sizer.h"
-#include "wx/utils.h"
-#include "wx/statbox.h"
-#include "wx/settings.h"
#include "wx/listimpl.cpp"
-#include "wx/intl.h"
-#if WXWIN_COMPATIBILITY_2_4
- #include "wx/notebook.h"
-#endif
+
//---------------------------------------------------------------------------
IMPLEMENT_CLASS(wxStdDialogButtonSizer, wxBoxSizer)
#endif
-WX_DEFINE_EXPORTED_LIST( wxSizerItemList );
+WX_DEFINE_EXPORTED_LIST( wxSizerItemList )
/*
TODO PROPERTIES
m_proportion = 0;
m_border = 0;
m_flag = 0;
-
- m_kind = Item_None;
}
// window item
-void wxSizerItem::SetWindow(wxWindow *window)
+void wxSizerItem::DoSetWindow(wxWindow *window)
{
wxCHECK_RET( window, _T("NULL window in wxSizerItem::SetWindow()") );
int flag,
int border,
wxObject* userData)
- : m_proportion(proportion),
+ : m_kind(Item_None),
+ m_proportion(proportion),
m_border(border),
m_flag(flag),
m_userData(userData)
{
- SetWindow(window);
+ DoSetWindow(window);
}
// sizer item
-void wxSizerItem::SetSizer(wxSizer *sizer)
+void wxSizerItem::DoSetSizer(wxSizer *sizer)
{
m_kind = Item_Sizer;
m_sizer = sizer;
int flag,
int border,
wxObject* userData)
- : m_proportion(proportion),
+ : m_kind(Item_None),
+ m_sizer(NULL),
+ m_proportion(proportion),
m_border(border),
m_flag(flag),
m_ratio(0.0),
m_userData(userData)
{
- SetSizer(sizer);
+ DoSetSizer(sizer);
// m_minSize is set later
}
// spacer item
-void wxSizerItem::SetSpacer(const wxSize& size)
+void wxSizerItem::DoSetSpacer(const wxSize& size)
{
m_kind = Item_Spacer;
m_spacer = new wxSizerSpacer(size);
int flag,
int border,
wxObject* userData)
- : m_minSize(width, height), // minimal size is the initial size
+ : m_kind(Item_None),
+ m_sizer(NULL),
+ 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);
+ DoSetSpacer(wxSize(width, height));
}
wxSizerItem::~wxSizerItem()
{
delete m_userData;
+ Free();
+}
+void wxSizerItem::Free()
+{
switch ( m_kind )
{
case Item_None:
default:
wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
}
+
+ m_kind = Item_None;
}
wxSize wxSizerItem::GetSpacer() const
// 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() )
{
// Since the size of the window may change during runtime, we
// should use the current minimal/best size.
- m_minSize = m_window->GetBestFittingSize();
+ m_minSize = m_window->GetEffectiveMinSize();
}
return GetMinSizeWithBorder();
}
-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
size.y -= m_border;
}
+ if (size.x < 0)
+ size.x = 0;
+ if (size.y < 0)
+ size.y = 0;
+
m_rect = wxRect(pos, size);
switch ( m_kind )
m_window->Destroy();
//Putting this after the switch will result in a spacer
//not being deleted properly on destruction
- m_kind = Item_None;
+ m_kind = Item_None;
break;
case Item_Sizer:
switch ( m_kind )
{
case Item_None:
- wxFAIL_MSG( _T("uninitialized sizer item") );
+ // we may be called from CalcMin(), just return false so that we're
+ // not used
break;
case Item_Window:
return m_window->IsShown();
case Item_Sizer:
- return m_sizer->IsShown();
+ // arbitrarily decide that if at least one of our elements is
+ // shown, so are we (this arbitrariness is the reason for
+ // deprecating this function)
+ {
+ // Some apps (such as dialog editors) depend on an empty sizer still
+ // being laid out correctly and reporting the correct size and position.
+ if (m_sizer->GetChildren().GetCount() == 0)
+ return true;
+
+ 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();
return false;
}
+#if WXWIN_COMPATIBILITY_2_6
void wxSizerItem::SetOption( int option )
{
SetProportion( option );
{
return GetProportion();
}
+#endif // WXWIN_COMPATIBILITY_2_6
//---------------------------------------------------------------------------
// wxSizer
//---------------------------------------------------------------------------
-wxSizer::wxSizer()
-{
- m_isShown = true;
-}
-
wxSizer::~wxSizer()
{
WX_CLEAR_LIST(wxSizerItemList, m_children);
return item;
}
+void wxSizer::SetContainingWindow(wxWindow *win)
+{
+ if ( win == m_containingWindow )
+ return;
+
+ m_containingWindow = win;
+
+ // set the same window for all nested sizers as well, they also are in the
+ // same window
+ for ( wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ node;
+ node = node->GetNext() )
+ {
+ wxSizerItem *const item = node->GetData();
+ wxSizer *const sizer = item->GetSizer();
+
+ if ( sizer )
+ {
+ sizer->SetContainingWindow(win);
+ }
+ }
+}
+
+#if WXWIN_COMPATIBILITY_2_6
bool wxSizer::Remove( wxWindow *window )
{
return Detach( window );
}
+#endif // WXWIN_COMPATIBILITY_2_6
bool wxSizer::Remove( wxSizer *sizer )
{
wxCHECK_MSG( node, false, _T("Failed to find child node") );
- wxSizerItem *item = node->GetData();
-
- if ( item->IsWindow() )
- item->GetWindow()->SetContainingSizer( NULL );
-
- delete item;
+ delete node->GetData();
m_children.Erase( node );
+
return true;
}
if (item->GetWindow() == window)
{
- item->GetWindow()->SetContainingSizer( NULL );
delete item;
m_children.Erase( node );
return true;
if ( item->IsSizer() )
item->DetachSizer();
- else if ( item->IsWindow() )
- item->GetWindow()->SetContainingSizer( NULL );
delete item;
m_children.Erase( node );
return true;
}
+bool wxSizer::Replace( wxWindow *oldwin, wxWindow *newwin, bool recursive )
+{
+ wxASSERT_MSG( oldwin, _T("Replacing NULL window") );
+ wxASSERT_MSG( newwin, _T("Replacing with NULL window") );
+
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if (item->GetWindow() == oldwin)
+ {
+ item->AssignWindow(newwin);
+ newwin->SetContainingSizer( this );
+ return true;
+ }
+ else if (recursive && item->IsSizer())
+ {
+ if (item->GetSizer()->Replace( oldwin, newwin, true ))
+ return true;
+ }
+
+ node = node->GetNext();
+ }
+
+ return false;
+}
+
+bool wxSizer::Replace( wxSizer *oldsz, wxSizer *newsz, bool recursive )
+{
+ wxASSERT_MSG( oldsz, _T("Replacing NULL sizer") );
+ wxASSERT_MSG( newsz, _T("Replacing with NULL sizer") );
+
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if (item->GetSizer() == oldsz)
+ {
+ item->AssignSizer(newsz);
+ return true;
+ }
+ else if (recursive && item->IsSizer())
+ {
+ if (item->GetSizer()->Replace( oldsz, newsz, true ))
+ return true;
+ }
+
+ node = node->GetNext();
+ }
+
+ return false;
+}
+
+bool wxSizer::Replace( size_t old, wxSizerItem *newitem )
+{
+ wxCHECK_MSG( old < m_children.GetCount(), false, _T("Replace index is out of range") );
+ wxASSERT_MSG( newitem, _T("Replacing with NULL item") );
+
+ wxSizerItemList::compatibility_iterator node = m_children.Item( old );
+
+ wxCHECK_MSG( node, false, _T("Failed to find child node") );
+
+ wxSizerItem *item = node->GetData();
+ node->SetData(newitem);
+ delete item;
+
+ return true;
+}
+
void wxSizer::Clear( bool delete_windows )
{
// First clear the ContainingSizer pointers
wxSize wxSizer::Fit( wxWindow *window )
{
- wxSize size(window->IsTopLevel() ? FitSize(window)
- : GetMinWindowSize(window));
+ // take the min size by default and limit it by max size
+ wxSize size = GetMinWindowSize(window);
+ wxSize sizeMax = GetMaxWindowSize(window);
+
+ wxTopLevelWindow *tlw = wxDynamicCast(window, wxTopLevelWindow);
+ if ( tlw )
+ {
+ // hack for small screen devices where TLWs are always full screen
+ if ( tlw->IsAlwaysMaximized() )
+ {
+ size = tlw->GetSize();
+ }
+ else // normal situation
+ {
+ // limit the window to the size of the display it is on
+ int disp = wxDisplay::GetFromWindow(window);
+ if ( disp == wxNOT_FOUND )
+ {
+ // or, if we don't know which one it is, of the main one
+ disp = 0;
+ }
+
+ sizeMax = wxDisplay(disp).GetClientArea().GetSize();
+ }
+ }
+
+ if ( sizeMax.x != wxDefaultCoord && size.x > sizeMax.x )
+ size.x = sizeMax.x;
+ if ( sizeMax.y != wxDefaultCoord && size.y > sizeMax.y )
+ size.y = sizeMax.y;
+
window->SetSize( size );
// TODO on mac we need a function that determines how much free space this
// min size contains, in order to make sure that we have 20 pixels of free
// space around the controls
-
-// Return a window size that will fit within the screens dimensions
-wxSize wxSizer::FitSize( wxWindow *window )
-{
- wxSize size = GetMinWindowSize( window );
- wxSize sizeMax = GetMaxWindowSize( window );
-
- // Limit the size if sizeMax != wxDefaultSize
-
- if ( size.x > sizeMax.x && sizeMax.x != wxDefaultCoord )
- size.x = sizeMax.x;
- if ( size.y > sizeMax.y && sizeMax.y != wxDefaultCoord )
- size.y = sizeMax.y;
-
- return size;
-}
-
wxSize wxSizer::GetMaxClientSize( wxWindow *window ) const
{
wxSize maxSize( window->GetMaxSize() );
//---------------------------------------------------------------------------
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
{
int nrows, ncols;
if ( CalcRowsCols(nrows, ncols) == 0 )
- return wxSize(10, 10);
+ return wxSize();
// Find the max width and height for any component
int w = 0;
// Number of rows/columns can change as items are added or removed.
if ( !CalcRowsCols(nrows, ncols) )
- return wxSize(10, 10);
+ return wxSize();
m_rowHeights.SetCount(nrows);
m_colWidths.SetCount(ncols);
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 )
m_growableRowsProportions.Add( proportion );
}
-void wxFlexGridSizer::RemoveGrowableRow( size_t idx )
-{
- m_growableRows.Remove( idx );
-}
-
void wxFlexGridSizer::AddGrowableCol( size_t idx, int proportion )
{
m_growableCols.Add( idx );
m_growableColsProportions.Add( proportion );
}
+// helper function for RemoveGrowableCol/Row()
+static void
+DoRemoveFromArrays(size_t idx, wxArrayInt& items, wxArrayInt& proportions)
+{
+ const size_t count = items.size();
+ for ( size_t n = 0; n < count; n++ )
+ {
+ if ( (size_t)items[n] == idx )
+ {
+ items.RemoveAt(n);
+ proportions.RemoveAt(n);
+ return;
+ }
+ }
+
+ wxFAIL_MSG( _T("column/row is already not growable") );
+}
+
void wxFlexGridSizer::RemoveGrowableCol( size_t idx )
{
- m_growableCols.Remove( idx );
+ DoRemoveFromArrays(idx, m_growableCols, m_growableColsProportions);
+}
+
+void wxFlexGridSizer::RemoveGrowableRow( size_t idx )
+{
+ DoRemoveFromArrays(idx, m_growableRows, m_growableRowsProportions);
}
//---------------------------------------------------------------------------
// wxALIGN_CENTER should be used in new code
child_pos.y += (m_size.y - size.y) / 2;
+ if ( m_containingWindow )
+ {
+ child_pos.x = m_containingWindow->AdjustForLayoutDirection
+ (
+ child_pos.x,
+ width,
+ m_size.x
+ );
+ }
+
item->SetDimension( child_pos, child_size );
pt.x += width;
wxSize wxBoxSizer::CalcMin()
{
if (m_children.GetCount() == 0)
- return wxSize(10,10);
+ return wxSize();
m_stretchable = 0;
m_minWidth = 0;
#if wxUSE_STATBOX
wxStaticBoxSizer::wxStaticBoxSizer( wxStaticBox *box, int orient )
- : wxBoxSizer( orient )
- , m_staticBox( box )
+ : wxBoxSizer( orient ),
+ m_staticBox( box )
{
wxASSERT_MSG( box, wxT("wxStaticBoxSizer needs a static box") );
+
+ // do this so that our Detach() is called if the static box is destroyed
+ // before we are
+ m_staticBox->SetContainingSizer(this);
}
wxStaticBoxSizer::wxStaticBoxSizer(int orient, wxWindow *win, const wxString& s)
: wxBoxSizer(orient),
m_staticBox(new wxStaticBox(win, wxID_ANY, s))
{
+ // same as above
+ m_staticBox->SetContainingSizer(this);
+}
+
+wxStaticBoxSizer::~wxStaticBoxSizer()
+{
+ delete m_staticBox;
}
static void GetStaticBoxBorders( wxStaticBox *box,
wxBoxSizer::ShowItems( show );
}
+bool wxStaticBoxSizer::Detach( wxWindow *window )
+{
+ // avoid deleting m_staticBox in our dtor if it's being detached from the
+ // sizer (which can happen because it's being already destroyed for
+ // example)
+ if ( window == m_staticBox )
+ {
+ m_staticBox = NULL;
+ return true;
+ }
+
+ return wxSizer::Detach( window );
+}
+
#endif // wxUSE_STATBOX
#if wxUSE_BUTTON
if (m_buttonAffirmative->GetId() == wxID_SAVE){
// these buttons have set labels under Mac so we should use them
m_buttonAffirmative->SetLabel(_("Save"));
- m_buttonNegative->SetLabel(_("Don't Save"));
+ if (m_buttonNegative)
+ m_buttonNegative->SetLabel(_("Don't Save"));
}
}
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
+ // 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);
}
#endif // wxUSE_BUTTON
-
-#if WXWIN_COMPATIBILITY_2_4
-
-// ----------------------------------------------------------------------------
-// wxNotebookSizer
-// ----------------------------------------------------------------------------
-
-#if wxUSE_BOOKCTRL
-IMPLEMENT_CLASS(wxBookCtrlSizer, wxSizer)
-#if wxUSE_NOTEBOOK
-IMPLEMENT_CLASS(wxNotebookSizer, wxBookCtrlSizer)
-#endif // wxUSE_NOTEBOOK
-#endif // wxUSE_BOOKCTRL
-
-#if wxUSE_BOOKCTRL
-
-wxBookCtrlSizer::wxBookCtrlSizer(wxBookCtrlBase *bookctrl)
- : m_bookctrl(bookctrl)
-{
- wxASSERT_MSG( bookctrl, wxT("wxBookCtrlSizer needs a control") );
-}
-
-void wxBookCtrlSizer::RecalcSizes()
-{
- m_bookctrl->SetSize( m_position.x, m_position.y, m_size.x, m_size.y );
-}
-
-wxSize wxBookCtrlSizer::CalcMin()
-{
- wxSize sizeBorder = m_bookctrl->CalcSizeFromPage(wxSize(0,0));
-
- sizeBorder.x += 5;
- sizeBorder.y += 5;
-
- if ( m_bookctrl->GetPageCount() == 0 )
- {
- return wxSize(sizeBorder.x + 10, sizeBorder.y + 10);
- }
-
- int maxX = 0;
- int maxY = 0;
-
- wxWindowList::compatibility_iterator
- node = m_bookctrl->GetChildren().GetFirst();
- while (node)
- {
- wxWindow *item = node->GetData();
- wxSizer *itemsizer = item->GetSizer();
-
- if (itemsizer)
- {
- wxSize subsize( itemsizer->CalcMin() );
-
- if (subsize.x > maxX)
- maxX = subsize.x;
- if (subsize.y > maxY)
- maxY = subsize.y;
- }
-
- node = node->GetNext();
- }
-
- return wxSize( maxX, maxY ) + sizeBorder;
-}
-
-#if wxUSE_NOTEBOOK
-
-wxNotebookSizer::wxNotebookSizer(wxNotebook *nb)
-{
- wxASSERT_MSG( nb, wxT("wxNotebookSizer needs a control") );
- m_bookctrl = nb;
-}
-
-#endif // wxUSE_NOTEBOOOK
-#endif // wxUSE_BOOKCTRL
-
-#endif // WXWIN_COMPATIBILITY_2_4
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