+ UpdateProportions();
+}
+
+// ----------------------------------------------------------------------------
+// MyFlexSizerFrame
+// ----------------------------------------------------------------------------
+
+void MyFlexSizerFrame::InitFlexSizer(wxFlexGridSizer *sizer, wxWindow* parent)
+{
+ for ( int i = 0; i < 3; i++ )
+ {
+ for ( int j = 0; j < 3; j++ )
+ {
+ sizer->Add(new wxStaticText
+ (
+ parent,
+ wxID_ANY,
+ wxString::Format(_T("(%d, %d)"), i + 1, j + 1),
+ wxDefaultPosition,
+ wxDefaultSize,
+ wxALIGN_CENTER
+ ),
+ 0, wxEXPAND | wxALIGN_CENTER_VERTICAL | wxALL, 3);
+ }
+ }
+}
+
+MyFlexSizerFrame::MyFlexSizerFrame(const wxString &title, int x, int y )
+ : wxFrame(NULL, wxID_ANY, title, wxPoint(x, y) )
+{
+ wxFlexGridSizer *sizerFlex;
+ wxPanel* p = new wxPanel(this, wxID_ANY);
+
+ // consttuct the first column
+ wxSizer *sizerCol1 = new wxBoxSizer(wxVERTICAL);
+ sizerCol1->Add(new wxStaticText(p, wxID_ANY, _T("Ungrowable:")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerCol1->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ sizerCol1->Add(new wxStaticText(p, wxID_ANY, _T("Growable middle column:")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerFlex->AddGrowableCol(1);
+ sizerCol1->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ sizerCol1->Add(new wxStaticText(p, wxID_ANY, _T("Growable middle row:")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerFlex->AddGrowableRow(1);
+ sizerCol1->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ sizerCol1->Add(new wxStaticText(p, wxID_ANY, _T("All growable columns:")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerFlex->AddGrowableCol(0, 1);
+ sizerFlex->AddGrowableCol(1, 2);
+ sizerFlex->AddGrowableCol(2, 3);
+ sizerCol1->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ // the second one
+ wxSizer *sizerCol2 = new wxBoxSizer(wxVERTICAL);
+ sizerCol2->Add(new wxStaticText(p, wxID_ANY, _T("Growable middle row and column:")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerFlex->AddGrowableCol(1);
+ sizerFlex->AddGrowableRow(1);
+ sizerCol2->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ sizerCol2->Add(new wxStaticText(p, wxID_ANY, _T("Same with horz flex direction")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerFlex->AddGrowableCol(1);
+ sizerFlex->AddGrowableRow(1);
+ sizerFlex->SetFlexibleDirection(wxHORIZONTAL);
+ sizerCol2->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ sizerCol2->Add(new wxStaticText(p, wxID_ANY, _T("Same with grow mode == \"none\"")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerFlex->AddGrowableCol(1);
+ sizerFlex->AddGrowableRow(1);
+ sizerFlex->SetFlexibleDirection(wxHORIZONTAL);
+ sizerFlex->SetNonFlexibleGrowMode(wxFLEX_GROWMODE_NONE);
+ sizerCol2->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ sizerCol2->Add(new wxStaticText(p, wxID_ANY, _T("Same with grow mode == \"all\"")), 0, wxCENTER | wxTOP, 20);
+ sizerFlex = new wxFlexGridSizer(3, 3);
+ InitFlexSizer(sizerFlex, p);
+ sizerFlex->AddGrowableCol(1);
+ sizerFlex->AddGrowableRow(1);
+ sizerFlex->SetFlexibleDirection(wxHORIZONTAL);
+ sizerFlex->SetNonFlexibleGrowMode(wxFLEX_GROWMODE_ALL);
+ sizerCol2->Add(sizerFlex, 1, wxALL | wxEXPAND, 10);
+
+ // add both columns to grid sizer
+ wxGridSizer *sizerTop = new wxGridSizer(2, 0, 20);
+ sizerTop->Add(sizerCol1, 1, wxEXPAND);
+ sizerTop->Add(sizerCol2, 1, wxEXPAND);
+
+ p->SetSizer(sizerTop);
+ sizerTop->SetSizeHints(this);
+}