d5a6a5a627
Add a unit test for a special case of a wrap sizer min size caclulation. Test wxWrapSizer::CalcMinFromMinor function for this case, when a wrap sizer used inside a sizer with the same alignment.
116 lines
3.9 KiB
C++
116 lines
3.9 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: tests/sizers/wrapsizer.cpp
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// Purpose: Unit tests for wxWrapSizer
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// Author: Catalin Raceanu
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// Created: 2010-10-23
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// Copyright: (c) 2010 wxWidgets development team
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///////////////////////////////////////////////////////////////////////////////
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#include "testprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#include "wx/app.h"
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#endif // WX_PRECOMP
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#include "wx/wrapsizer.h"
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#include "asserthelper.h"
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TEST_CASE("wxWrapSizer::CalcMin", "[wxWrapSizer]")
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{
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wxScopedPtr<wxWindow> win(new wxWindow(wxTheApp->GetTopWindow(), wxID_ANY));
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win->SetClientSize(180, 240);
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wxSizer *sizer = new wxWrapSizer(wxHORIZONTAL);
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win->SetSizer(sizer);
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wxSize sizeMinExpected;
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// With a single child the min size must be the same as child size.
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const wxSize sizeChild1 = wxSize(80, 60);
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sizeMinExpected = sizeChild1;
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wxWindow * const
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child1 = new wxWindow(win.get(), wxID_ANY, wxDefaultPosition, sizeChild1);
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child1->SetBackgroundColour(*wxRED);
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sizer->Add(child1);
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win->Layout();
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CHECK( sizeMinExpected == sizer->CalcMin() );
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// If both children can fit in the same row, the minimal size of the sizer
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// is determined by the sum of their minimal horizontal dimensions and
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// the maximum of their minimal vertical dimensions.
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const wxSize sizeChild2 = wxSize(100, 80);
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sizeMinExpected.x += sizeChild2.x;
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sizeMinExpected.y = wxMax(sizeChild1.y, sizeChild2.y);
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wxWindow * const
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child2 = new wxWindow(win.get(), wxID_ANY, wxDefaultPosition, sizeChild2);
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child2->SetBackgroundColour(*wxYELLOW);
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sizer->Add(child2);
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win->Layout();
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CHECK( sizeMinExpected == sizer->CalcMin() );
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// Three children will take at least two rows so the minimal size in
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// vertical direction must increase.
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const wxSize sizeChild3 = wxSize(90, 40);
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sizeMinExpected.y += sizeChild3.y;
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wxWindow * const
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child3 = new wxWindow(win.get(), wxID_ANY, wxDefaultPosition, sizeChild3);
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child3->SetBackgroundColour(*wxGREEN);
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sizer->Add(child3);
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win->Layout();
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CHECK( sizeMinExpected == sizer->CalcMin() );
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}
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TEST_CASE("wxWrapSizer::CalcMinFromMinor", "[wxWrapSizer]")
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{
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wxScopedPtr<wxWindow> win(new wxWindow(wxTheApp->GetTopWindow(), wxID_ANY));
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win->SetClientSize(180, 240);
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wxSizer* boxSizer = new wxBoxSizer(wxHORIZONTAL);
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win->SetSizer(boxSizer);
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// To test CalcMinFromMinor function the wrap sizer with the
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// horizonral align added to the box sizer with horizontal align.
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wxSizer* wrapSizer = new wxWrapSizer(wxHORIZONTAL);
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boxSizer->Add(wrapSizer);
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// Add three child windows. Sum of the first and the second windows widths should
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// be less than the width of the third window.
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const wxSize sizeChild1 = wxSize(40, 60);
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wxWindow * const
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child1 = new wxWindow(win.get(), wxID_ANY, wxDefaultPosition, sizeChild1);
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child1->SetBackgroundColour(*wxRED);
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wrapSizer->Add(child1);
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const wxSize sizeChild2 = wxSize(50, 80);
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wxWindow * const
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child2 = new wxWindow(win.get(), wxID_ANY, wxDefaultPosition, sizeChild2);
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child2->SetBackgroundColour(*wxGREEN);
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wrapSizer->Add(child2);
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const wxSize sizeChild3 = wxSize(100, 120);
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wxWindow * const
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child3 = new wxWindow(win.get(), wxID_ANY, wxDefaultPosition, sizeChild3);
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child3->SetBackgroundColour(*wxBLUE);
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wrapSizer->Add(child3);
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// First two windows should be in a first row and the third in a second row.
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const wxSize sizeMinExpected = wxSize(sizeChild3.x, sizeChild2.y + sizeChild3.y);
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win->Layout();
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CHECK(sizeMinExpected == wrapSizer->CalcMin());
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}
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