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1026 lines
34 KiB
C++
1026 lines
34 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: src/common/layout.cpp
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// Purpose: Constraint layout system classes
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// Author: Julian Smart
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// Modified by:
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// Created: 04/01/98
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// Copyright: (c) Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// =============================================================================
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// declarations
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// =============================================================================
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#if wxUSE_CONSTRAINTS
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#include "wx/layout.h"
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#ifndef WX_PRECOMP
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#include "wx/window.h"
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#include "wx/utils.h"
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#include "wx/dialog.h"
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#include "wx/msgdlg.h"
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#include "wx/intl.h"
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#endif
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IMPLEMENT_DYNAMIC_CLASS(wxIndividualLayoutConstraint, wxObject)
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IMPLEMENT_DYNAMIC_CLASS(wxLayoutConstraints, wxObject)
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inline void wxGetAsIs(wxWindowBase* win, int* w, int* h)
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{
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#if 1
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// The old way. Works for me.
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win->GetSize(w, h);
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#endif
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#if 0
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// Vadim's change. Breaks wxPython's LayoutAnchors
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win->GetBestSize(w, h);
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#endif
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#if 0
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// Proposed compromise. Doesn't work.
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int sw, sh, bw, bh;
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win->GetSize(&sw, &sh);
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win->GetBestSize(&bw, &bh);
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if (w)
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*w = wxMax(sw, bw);
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if (h)
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*h = wxMax(sh, bh);
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#endif
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}
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wxIndividualLayoutConstraint::wxIndividualLayoutConstraint()
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{
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myEdge = wxTop;
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relationship = wxUnconstrained;
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margin = 0;
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value = 0;
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percent = 0;
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otherEdge = wxTop;
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done = false;
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otherWin = NULL;
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}
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void wxIndividualLayoutConstraint::Set(wxRelationship rel, wxWindowBase *otherW, wxEdge otherE, int val, int marg)
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{
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if (rel == wxSameAs)
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{
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// If Set is called by the user with wxSameAs then call SameAs to do
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// it since it will actually use wxPercent instead.
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SameAs(otherW, otherE, marg);
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return;
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}
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relationship = rel;
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otherWin = otherW;
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otherEdge = otherE;
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if ( rel == wxPercentOf )
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{
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percent = val;
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}
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else
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{
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value = val;
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}
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margin = marg;
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}
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void wxIndividualLayoutConstraint::LeftOf(wxWindowBase *sibling, int marg)
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{
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Set(wxLeftOf, sibling, wxLeft, 0, marg);
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}
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void wxIndividualLayoutConstraint::RightOf(wxWindowBase *sibling, int marg)
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{
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Set(wxRightOf, sibling, wxRight, 0, marg);
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}
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void wxIndividualLayoutConstraint::Above(wxWindowBase *sibling, int marg)
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{
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Set(wxAbove, sibling, wxTop, 0, marg);
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}
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void wxIndividualLayoutConstraint::Below(wxWindowBase *sibling, int marg)
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{
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Set(wxBelow, sibling, wxBottom, 0, marg);
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}
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//
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// 'Same edge' alignment
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//
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void wxIndividualLayoutConstraint::SameAs(wxWindowBase *otherW, wxEdge edge, int marg)
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{
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Set(wxPercentOf, otherW, edge, 100, marg);
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}
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// The edge is a percentage of the other window's edge
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void wxIndividualLayoutConstraint::PercentOf(wxWindowBase *otherW, wxEdge wh, int per)
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{
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Set(wxPercentOf, otherW, wh, per);
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}
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//
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// Edge has absolute value
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//
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void wxIndividualLayoutConstraint::Absolute(int val)
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{
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value = val;
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relationship = wxAbsolute;
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}
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// Reset constraint if it mentions otherWin
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bool wxIndividualLayoutConstraint::ResetIfWin(wxWindowBase *otherW)
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{
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if (otherW == otherWin)
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{
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myEdge = wxTop;
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relationship = wxAsIs;
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margin = 0;
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value = 0;
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percent = 0;
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otherEdge = wxTop;
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otherWin = NULL;
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return true;
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}
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return false;
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}
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// Try to satisfy constraint
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bool wxIndividualLayoutConstraint::SatisfyConstraint(wxLayoutConstraints *constraints, wxWindowBase *win)
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{
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if (relationship == wxAbsolute)
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{
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done = true;
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return true;
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}
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switch (myEdge)
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{
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case wxLeft:
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{
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switch (relationship)
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{
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case wxLeftOf:
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{
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// We can know this edge if: otherWin is win's
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// parent, or otherWin has a satisfied constraint,
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// or otherWin has no constraint.
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = edgePos - margin;
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxRightOf:
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{
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = edgePos + margin;
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxPercentOf:
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{
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = (int)(edgePos*(((float)percent)*0.01) + margin);
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxUnconstrained:
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{
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// We know the left-hand edge position if we know
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// the right-hand edge and we know the width; OR if
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// we know the centre and the width.
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if (constraints->right.GetDone() && constraints->width.GetDone())
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{
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value = (constraints->right.GetValue() - constraints->width.GetValue() + margin);
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done = true;
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return true;
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}
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else if (constraints->centreX.GetDone() && constraints->width.GetDone())
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{
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value = (int)(constraints->centreX.GetValue() - (constraints->width.GetValue()/2) + margin);
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxAsIs:
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{
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int y;
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win->GetPosition(&value, &y);
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done = true;
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return true;
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}
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default:
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break;
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}
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break;
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}
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case wxRight:
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{
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switch (relationship)
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{
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case wxLeftOf:
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{
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// We can know this edge if: otherWin is win's
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// parent, or otherWin has a satisfied constraint,
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// or otherWin has no constraint.
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = edgePos - margin;
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxRightOf:
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{
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = edgePos + margin;
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxPercentOf:
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{
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = (int)(edgePos*(((float)percent)*0.01) - margin);
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxUnconstrained:
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{
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// We know the right-hand edge position if we know the
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// left-hand edge and we know the width, OR if we know the
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// centre edge and the width.
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if (constraints->left.GetDone() && constraints->width.GetDone())
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{
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value = (constraints->left.GetValue() + constraints->width.GetValue() - margin);
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done = true;
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return true;
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}
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else if (constraints->centreX.GetDone() && constraints->width.GetDone())
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{
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value = (int)(constraints->centreX.GetValue() + (constraints->width.GetValue()/2) - margin);
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxAsIs:
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{
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int x, y;
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int w, h;
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wxGetAsIs(win, &w, &h);
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win->GetPosition(&x, &y);
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value = x + w;
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done = true;
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return true;
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}
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default:
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break;
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}
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break;
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}
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case wxTop:
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{
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switch (relationship)
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{
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case wxAbove:
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{
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// We can know this edge if: otherWin is win's
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// parent, or otherWin has a satisfied constraint,
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// or otherWin has no constraint.
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = edgePos - margin;
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxBelow:
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{
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = edgePos + margin;
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxPercentOf:
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{
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = (int)(edgePos*(((float)percent)*0.01) + margin);
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxUnconstrained:
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{
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// We know the top edge position if we know the bottom edge
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// and we know the height; OR if we know the centre edge and
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// the height.
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if (constraints->bottom.GetDone() && constraints->height.GetDone())
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{
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value = (constraints->bottom.GetValue() - constraints->height.GetValue() + margin);
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done = true;
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return true;
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}
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else if (constraints->centreY.GetDone() && constraints->height.GetDone())
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{
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value = (constraints->centreY.GetValue() - (constraints->height.GetValue()/2) + margin);
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxAsIs:
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{
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int x;
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win->GetPosition(&x, &value);
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done = true;
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return true;
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}
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default:
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break;
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}
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break;
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}
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case wxBottom:
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{
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switch (relationship)
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{
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case wxAbove:
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{
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// We can know this edge if: otherWin is win's parent,
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// or otherWin has a satisfied constraint, or
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// otherWin has no constraint.
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = edgePos + margin;
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxBelow:
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{
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = edgePos - margin;
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxPercentOf:
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{
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = (int)(edgePos*(((float)percent)*0.01) - margin);
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxUnconstrained:
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{
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// We know the bottom edge position if we know the top edge
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// and we know the height; OR if we know the centre edge and
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// the height.
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if (constraints->top.GetDone() && constraints->height.GetDone())
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{
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value = (constraints->top.GetValue() + constraints->height.GetValue() - margin);
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done = true;
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return true;
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}
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else if (constraints->centreY.GetDone() && constraints->height.GetDone())
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{
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value = (constraints->centreY.GetValue() + (constraints->height.GetValue()/2) - margin);
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxAsIs:
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{
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int x, y;
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int w, h;
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wxGetAsIs(win, &w, &h);
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win->GetPosition(&x, &y);
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value = h + y;
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done = true;
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return true;
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}
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default:
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break;
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}
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break;
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}
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case wxCentreX:
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{
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switch (relationship)
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{
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case wxLeftOf:
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{
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// We can know this edge if: otherWin is win's parent, or
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// otherWin has a satisfied constraint, or otherWin has no
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// constraint.
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = edgePos - margin;
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxRightOf:
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{
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = edgePos + margin;
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxPercentOf:
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{
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = (int)(edgePos*(((float)percent)*0.01) + margin);
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxUnconstrained:
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{
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// We know the centre position if we know
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// the left-hand edge and we know the width, OR
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// the right-hand edge and the width
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if (constraints->left.GetDone() && constraints->width.GetDone())
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{
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value = (int)(constraints->left.GetValue() + (constraints->width.GetValue()/2) + margin);
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done = true;
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return true;
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}
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else if (constraints->right.GetDone() && constraints->width.GetDone())
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{
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value = (int)(constraints->left.GetValue() - (constraints->width.GetValue()/2) + margin);
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done = true;
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return true;
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}
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else
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return false;
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}
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default:
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break;
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}
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break;
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}
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case wxCentreY:
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{
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switch (relationship)
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{
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case wxAbove:
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{
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// We can know this edge if: otherWin is win's parent,
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// or otherWin has a satisfied constraint, or otherWin
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// has no constraint.
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = edgePos - margin;
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxBelow:
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{
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = edgePos + margin;
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done = true;
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return true;
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}
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else
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return false;
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}
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case wxPercentOf:
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{
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int edgePos = GetEdge(otherEdge, win, otherWin);
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if (edgePos != -1)
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{
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value = (int)(edgePos*(((float)percent)*0.01) + margin);
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done = true;
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return true;
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}
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else
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return false;
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}
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|
case wxUnconstrained:
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|
{
|
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// We know the centre position if we know
|
|
// the top edge and we know the height, OR
|
|
// the bottom edge and the height.
|
|
if (constraints->bottom.GetDone() && constraints->height.GetDone())
|
|
{
|
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value = (int)(constraints->bottom.GetValue() - (constraints->height.GetValue()/2) + margin);
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done = true;
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return true;
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}
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else if (constraints->top.GetDone() && constraints->height.GetDone())
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{
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value = (int)(constraints->top.GetValue() + (constraints->height.GetValue()/2) + margin);
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done = true;
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return true;
|
|
}
|
|
else
|
|
return false;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
case wxWidth:
|
|
{
|
|
switch (relationship)
|
|
{
|
|
case wxPercentOf:
|
|
{
|
|
int edgePos = GetEdge(otherEdge, win, otherWin);
|
|
if (edgePos != -1)
|
|
{
|
|
value = (int)(edgePos*(((float)percent)*0.01));
|
|
done = true;
|
|
return true;
|
|
}
|
|
else
|
|
return false;
|
|
}
|
|
case wxAsIs:
|
|
{
|
|
if (win)
|
|
{
|
|
int h;
|
|
wxGetAsIs(win, &value, &h);
|
|
done = true;
|
|
return true;
|
|
}
|
|
else return false;
|
|
}
|
|
case wxUnconstrained:
|
|
{
|
|
// We know the width if we know the left edge and the right edge, OR
|
|
// if we know the left edge and the centre, OR
|
|
// if we know the right edge and the centre
|
|
if (constraints->left.GetDone() && constraints->right.GetDone())
|
|
{
|
|
value = constraints->right.GetValue() - constraints->left.GetValue();
|
|
done = true;
|
|
return true;
|
|
}
|
|
else if (constraints->centreX.GetDone() && constraints->left.GetDone())
|
|
{
|
|
value = (int)(2*(constraints->centreX.GetValue() - constraints->left.GetValue()));
|
|
done = true;
|
|
return true;
|
|
}
|
|
else if (constraints->centreX.GetDone() && constraints->right.GetDone())
|
|
{
|
|
value = (int)(2*(constraints->right.GetValue() - constraints->centreX.GetValue()));
|
|
done = true;
|
|
return true;
|
|
}
|
|
else
|
|
return false;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
case wxHeight:
|
|
{
|
|
switch (relationship)
|
|
{
|
|
case wxPercentOf:
|
|
{
|
|
int edgePos = GetEdge(otherEdge, win, otherWin);
|
|
if (edgePos != -1)
|
|
{
|
|
value = (int)(edgePos*(((float)percent)*0.01));
|
|
done = true;
|
|
return true;
|
|
}
|
|
else
|
|
return false;
|
|
}
|
|
case wxAsIs:
|
|
{
|
|
if (win)
|
|
{
|
|
int w;
|
|
wxGetAsIs(win, &w, &value);
|
|
done = true;
|
|
return true;
|
|
}
|
|
else return false;
|
|
}
|
|
case wxUnconstrained:
|
|
{
|
|
// We know the height if we know the top edge and the bottom edge, OR
|
|
// if we know the top edge and the centre, OR
|
|
// if we know the bottom edge and the centre
|
|
if (constraints->top.GetDone() && constraints->bottom.GetDone())
|
|
{
|
|
value = constraints->bottom.GetValue() - constraints->top.GetValue();
|
|
done = true;
|
|
return true;
|
|
}
|
|
else if (constraints->top.GetDone() && constraints->centreY.GetDone())
|
|
{
|
|
value = (int)(2*(constraints->centreY.GetValue() - constraints->top.GetValue()));
|
|
done = true;
|
|
return true;
|
|
}
|
|
else if (constraints->bottom.GetDone() && constraints->centreY.GetDone())
|
|
{
|
|
value = (int)(2*(constraints->bottom.GetValue() - constraints->centreY.GetValue()));
|
|
done = true;
|
|
return true;
|
|
}
|
|
else
|
|
return false;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Get the value of this edge or dimension, or if this is not determinable, -1.
|
|
int wxIndividualLayoutConstraint::GetEdge(wxEdge which,
|
|
wxWindowBase *thisWin,
|
|
wxWindowBase *other) const
|
|
{
|
|
// If the edge or dimension belongs to the parent, then we know the
|
|
// dimension is obtainable immediately. E.g. a wxExpandSizer may contain a
|
|
// button (but the button's true parent is a panel, not the sizer)
|
|
if (other->GetChildren().Find((wxWindow*)thisWin))
|
|
{
|
|
switch (which)
|
|
{
|
|
case wxLeft:
|
|
{
|
|
return 0;
|
|
}
|
|
case wxTop:
|
|
{
|
|
return 0;
|
|
}
|
|
case wxRight:
|
|
{
|
|
int w, h;
|
|
other->GetClientSizeConstraint(&w, &h);
|
|
return w;
|
|
}
|
|
case wxBottom:
|
|
{
|
|
int w, h;
|
|
other->GetClientSizeConstraint(&w, &h);
|
|
return h;
|
|
}
|
|
case wxWidth:
|
|
{
|
|
int w, h;
|
|
other->GetClientSizeConstraint(&w, &h);
|
|
return w;
|
|
}
|
|
case wxHeight:
|
|
{
|
|
int w, h;
|
|
other->GetClientSizeConstraint(&w, &h);
|
|
return h;
|
|
}
|
|
case wxCentreX:
|
|
case wxCentreY:
|
|
{
|
|
int w, h;
|
|
other->GetClientSizeConstraint(&w, &h);
|
|
if (which == wxCentreX)
|
|
return (int)(w/2);
|
|
else
|
|
return (int)(h/2);
|
|
}
|
|
default:
|
|
return -1;
|
|
}
|
|
}
|
|
switch (which)
|
|
{
|
|
case wxLeft:
|
|
{
|
|
wxLayoutConstraints *constr = other->GetConstraints();
|
|
// If no constraints, it means the window is not dependent
|
|
// on anything, and therefore we know its value immediately
|
|
if (constr)
|
|
{
|
|
if (constr->left.GetDone())
|
|
return constr->left.GetValue();
|
|
else
|
|
return -1;
|
|
}
|
|
else
|
|
{
|
|
int x, y;
|
|
other->GetPosition(&x, &y);
|
|
return x;
|
|
}
|
|
}
|
|
case wxTop:
|
|
{
|
|
wxLayoutConstraints *constr = other->GetConstraints();
|
|
// If no constraints, it means the window is not dependent
|
|
// on anything, and therefore we know its value immediately
|
|
if (constr)
|
|
{
|
|
if (constr->top.GetDone())
|
|
return constr->top.GetValue();
|
|
else
|
|
return -1;
|
|
}
|
|
else
|
|
{
|
|
int x, y;
|
|
other->GetPosition(&x, &y);
|
|
return y;
|
|
}
|
|
}
|
|
case wxRight:
|
|
{
|
|
wxLayoutConstraints *constr = other->GetConstraints();
|
|
// If no constraints, it means the window is not dependent
|
|
// on anything, and therefore we know its value immediately
|
|
if (constr)
|
|
{
|
|
if (constr->right.GetDone())
|
|
return constr->right.GetValue();
|
|
else
|
|
return -1;
|
|
}
|
|
else
|
|
{
|
|
int x, y, w, h;
|
|
other->GetPosition(&x, &y);
|
|
other->GetSize(&w, &h);
|
|
return (int)(x + w);
|
|
}
|
|
}
|
|
case wxBottom:
|
|
{
|
|
wxLayoutConstraints *constr = other->GetConstraints();
|
|
// If no constraints, it means the window is not dependent
|
|
// on anything, and therefore we know its value immediately
|
|
if (constr)
|
|
{
|
|
if (constr->bottom.GetDone())
|
|
return constr->bottom.GetValue();
|
|
else
|
|
return -1;
|
|
}
|
|
else
|
|
{
|
|
int x, y, w, h;
|
|
other->GetPosition(&x, &y);
|
|
other->GetSize(&w, &h);
|
|
return (int)(y + h);
|
|
}
|
|
}
|
|
case wxWidth:
|
|
{
|
|
wxLayoutConstraints *constr = other->GetConstraints();
|
|
// If no constraints, it means the window is not dependent
|
|
// on anything, and therefore we know its value immediately
|
|
if (constr)
|
|
{
|
|
if (constr->width.GetDone())
|
|
return constr->width.GetValue();
|
|
else
|
|
return -1;
|
|
}
|
|
else
|
|
{
|
|
int w, h;
|
|
other->GetSize(&w, &h);
|
|
return w;
|
|
}
|
|
}
|
|
case wxHeight:
|
|
{
|
|
wxLayoutConstraints *constr = other->GetConstraints();
|
|
// If no constraints, it means the window is not dependent
|
|
// on anything, and therefore we know its value immediately
|
|
if (constr)
|
|
{
|
|
if (constr->height.GetDone())
|
|
return constr->height.GetValue();
|
|
else
|
|
return -1;
|
|
}
|
|
else
|
|
{
|
|
int w, h;
|
|
other->GetSize(&w, &h);
|
|
return h;
|
|
}
|
|
}
|
|
case wxCentreX:
|
|
{
|
|
wxLayoutConstraints *constr = other->GetConstraints();
|
|
// If no constraints, it means the window is not dependent
|
|
// on anything, and therefore we know its value immediately
|
|
if (constr)
|
|
{
|
|
if (constr->centreX.GetDone())
|
|
return constr->centreX.GetValue();
|
|
else
|
|
return -1;
|
|
}
|
|
else
|
|
{
|
|
int x, y, w, h;
|
|
other->GetPosition(&x, &y);
|
|
other->GetSize(&w, &h);
|
|
return (int)(x + (w/2));
|
|
}
|
|
}
|
|
case wxCentreY:
|
|
{
|
|
wxLayoutConstraints *constr = other->GetConstraints();
|
|
// If no constraints, it means the window is not dependent
|
|
// on anything, and therefore we know its value immediately
|
|
if (constr)
|
|
{
|
|
if (constr->centreY.GetDone())
|
|
return constr->centreY.GetValue();
|
|
else
|
|
return -1;
|
|
}
|
|
else
|
|
{
|
|
int x, y, w, h;
|
|
other->GetPosition(&x, &y);
|
|
other->GetSize(&w, &h);
|
|
return (int)(y + (h/2));
|
|
}
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
wxLayoutConstraints::wxLayoutConstraints()
|
|
{
|
|
left.SetEdge(wxLeft);
|
|
top.SetEdge(wxTop);
|
|
right.SetEdge(wxRight);
|
|
bottom.SetEdge(wxBottom);
|
|
centreX.SetEdge(wxCentreX);
|
|
centreY.SetEdge(wxCentreY);
|
|
width.SetEdge(wxWidth);
|
|
height.SetEdge(wxHeight);
|
|
}
|
|
|
|
bool wxLayoutConstraints::SatisfyConstraints(wxWindowBase *win, int *nChanges)
|
|
{
|
|
int noChanges = 0;
|
|
|
|
bool done = width.GetDone();
|
|
bool newDone = (done ? true : width.SatisfyConstraint(this, win));
|
|
if (newDone != done)
|
|
noChanges ++;
|
|
|
|
done = height.GetDone();
|
|
newDone = (done ? true : height.SatisfyConstraint(this, win));
|
|
if (newDone != done)
|
|
noChanges ++;
|
|
|
|
done = left.GetDone();
|
|
newDone = (done ? true : left.SatisfyConstraint(this, win));
|
|
if (newDone != done)
|
|
noChanges ++;
|
|
|
|
done = top.GetDone();
|
|
newDone = (done ? true : top.SatisfyConstraint(this, win));
|
|
if (newDone != done)
|
|
noChanges ++;
|
|
|
|
done = right.GetDone();
|
|
newDone = (done ? true : right.SatisfyConstraint(this, win));
|
|
if (newDone != done)
|
|
noChanges ++;
|
|
|
|
done = bottom.GetDone();
|
|
newDone = (done ? true : bottom.SatisfyConstraint(this, win));
|
|
if (newDone != done)
|
|
noChanges ++;
|
|
|
|
done = centreX.GetDone();
|
|
newDone = (done ? true : centreX.SatisfyConstraint(this, win));
|
|
if (newDone != done)
|
|
noChanges ++;
|
|
|
|
done = centreY.GetDone();
|
|
newDone = (done ? true : centreY.SatisfyConstraint(this, win));
|
|
if (newDone != done)
|
|
noChanges ++;
|
|
|
|
*nChanges = noChanges;
|
|
|
|
return AreSatisfied();
|
|
}
|
|
|
|
#endif // wxUSE_CONSTRAINTS
|