[C++知识库]37、wxWidgets小部件之wxTreebook

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#include <wx/wx.h>
#include <wx/treebook.h>
#include <wx/treectrl.h>

class Simple:public wxFrame
{
public:
? ? Simple(const wxString& title);
protected:
? ? void OnQuit(wxCommandEvent& event);
? ? void OnChanged(wxBookCtrlEvent& event);

? ? wxTreebook* book;
? ? wxTreeCtrl* treeChild;
};

Simple::Simple(const wxString& title)
? ? :wxFrame(NULL,-1,title)
{
? ? wxImage::AddHandler(new wxPNGHandler);
? ? wxImageList* ilMain = new wxImageList(16,16);
? ? ilMain->Add(wxBitmap("add.png",wxBITMAP_TYPE_PNG));
? ? ilMain->Add(wxBitmap("del.png",wxBITMAP_TYPE_PNG));
? ? ilMain->Add(wxBitmap("edit.png",wxBITMAP_TYPE_PNG));

? ? book = new wxTreebook(this,-1,wxPoint(-1,-1),wxSize(-1,-1),wxNB_LEFT);
? ? book->SetImageList(ilMain);
? ? treeChild = book->GetTreeCtrl();
? ? treeChild->SetMinSize(wxSize(100,100));//预留左侧树空间
// ? ?treeChild->SetMaxSize(wxSize(300,100));

? ? MyGrid* grid1 = new MyGrid(book);
? ? MyGrid* grid2 = new MyGrid(book);
? ? MyGrid* grid3 = new MyGrid(book);

? ? book->AddPage(grid1,wxT("标签1"),false,0);
? ? book->AddSubPage(grid3,wxT("1-1"),false,3);
? ? book->AddPage(grid2,wxT("标签2"),false,1);
? ? book->AddPage(grid3,wxT("标签3"),false,2);

? ? book->SetSelection(2);//调用此函数会产生页面更改事件
? ? book->ChangeSelection(1);//调用此函数不产生页面更改事件

? ? Bind(wxEVT_TREEBOOK_PAGE_CHANGED
? ? ? ? ?,wxTreebookEventHandler(Simple::OnChanged)
? ? ? ? ?,this
? ? ? ? ?,book->GetId()
? ? ? ? ?);
? ? CreateStatusBar();

? ? Centre();
}

void Simple::OnChanged(wxBookCtrlEvent& event)
{
? ? long index = book->GetSelection();
? ? if(index !=-1)
? ? {
? ? ? ? wxMessageBox(book->GetPageText(index)
? ? ? ? ? ? ? ? ? ? ?,wxString::Format("ID=%i ",index)
? ? ? ? ? ? ? ? ? ? ?);
? ? }else
? ? {
? ? ? ? wxMessageBox("Not found");
? ? }
}