X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4547faae1dbfbeffb584c1b16b8dd50d1edf26cd..160f78e09db9fff2f7c3a1484514835f1d83eb8e:/samples/scrollsub/scrollsub.cpp diff --git a/samples/scrollsub/scrollsub.cpp b/samples/scrollsub/scrollsub.cpp index 9539d17625..d1f400d426 100644 --- a/samples/scrollsub/scrollsub.cpp +++ b/samples/scrollsub/scrollsub.cpp @@ -38,8 +38,12 @@ class MyScrolledWindow: public wxScrolledWindow public: MyScrolledWindow() {} MyScrolledWindow( wxWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size ); - ~MyScrolledWindow(); + void OnPaint( wxPaintEvent &event ); + void OnSize( wxSizeEvent &event ); + +protected: + virtual wxSize GetSizeAvailableForScrollTarget(const wxSize& size); private: MyCanvas *m_canvas; @@ -87,10 +91,10 @@ private: class MyCanvas: public wxPanel { public: - MyCanvas() {} + MyCanvas(){}; MyCanvas( wxScrolledWindow *parent, MyTopLabels *top, MyRightLabels *right, wxWindowID id, const wxPoint &pos, const wxSize &size ); - ~MyCanvas(); + ~MyCanvas(){}; void OnPaint( wxPaintEvent &event ); void ScrollWindow( int dx, int dy, const wxRect *rect ); @@ -115,7 +119,9 @@ public: void OnFullScreen( wxCommandEvent &event ); wxScrolledWindow *m_scrolled; +#if wxUSE_LOG wxTextCtrl *m_log; +#endif // wxUSE_LOG private: DECLARE_DYNAMIC_CLASS(MyFrame) @@ -139,17 +145,18 @@ IMPLEMENT_APP(MyApp) IMPLEMENT_DYNAMIC_CLASS(MyScrolledWindow, wxScrolledWindow) BEGIN_EVENT_TABLE(MyScrolledWindow, wxScrolledWindow) - EVT_PAINT( MyScrolledWindow::OnPaint) + EVT_PAINT( MyScrolledWindow::OnPaint) + EVT_SIZE( MyScrolledWindow::OnSize) END_EVENT_TABLE() MyScrolledWindow::MyScrolledWindow( wxWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size ) : wxScrolledWindow( parent, id, pos, size, wxSUNKEN_BORDER, _T("test canvas") ) { - MyTopLabels *top = new MyTopLabels( this, -1, wxDefaultPosition, wxSize(-1,25) ); - MyRightLabels *right = new MyRightLabels( this, -1, wxDefaultPosition, wxSize(60,-1) ); + MyTopLabels *top = new MyTopLabels( this, wxID_ANY, wxDefaultPosition, wxSize(wxDefaultCoord,25) ); + MyRightLabels *right = new MyRightLabels( this, wxID_ANY, wxDefaultPosition, wxSize(60,wxDefaultCoord) ); - m_canvas = new MyCanvas( this, top, right, -1, wxDefaultPosition, wxDefaultSize ); + m_canvas = new MyCanvas( this, top, right, wxID_ANY, wxDefaultPosition, wxDefaultSize ); SetTargetWindow( m_canvas ); @@ -171,12 +178,31 @@ MyScrolledWindow::MyScrolledWindow( wxWindow *parent, wxWindowID id, mainsizer->Add( middlesizer, 1, wxEXPAND ); - SetAutoLayout( TRUE ); SetSizer( mainsizer ); } -MyScrolledWindow::~MyScrolledWindow() +wxSize MyScrolledWindow::GetSizeAvailableForScrollTarget(const wxSize& size) { + // decrease the total size by the size of the non-scrollable parts above/to + // the left of the canvas + wxSize sizeCanvas(size); + sizeCanvas.x -= 60; + sizeCanvas.y -= 25; + return sizeCanvas; +} + +void MyScrolledWindow::OnSize( wxSizeEvent &WXUNUSED(event) ) +{ + // We need to override OnSize so that our scrolled + // window a) does call Layout() to use sizers for + // positioning the controls but b) does not query + // the sizer for their size and use that for setting + // the scrollable area as set that ourselves by + // calling SetScrollbar() further down. + + Layout(); + + AdjustScrollbars(); } void MyScrolledWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) @@ -280,24 +306,20 @@ MyCanvas::MyCanvas( wxScrolledWindow *parent, MyTopLabels *top, MyRightLabels *r m_topLabels = top; m_rightLabels = right; - (void)new wxButton( this, -1, _T("Hallo I"), wxPoint(0,50), wxSize(100,25) ); - (void)new wxButton( this, -1, _T("Hallo II"), wxPoint(200,50), wxSize(100,25) ); + (void)new wxButton( this, wxID_ANY, _T("Hallo I"), wxPoint(0,50), wxSize(100,25) ); + (void)new wxButton( this, wxID_ANY, _T("Hallo II"), wxPoint(200,50), wxSize(100,25) ); - (void)new wxTextCtrl( this, -1, _T("Text I"), wxPoint(0,100), wxSize(100,25) ); - (void)new wxTextCtrl( this, -1, _T("Text II"), wxPoint(200,100), wxSize(100,25) ); + (void)new wxTextCtrl( this, wxID_ANY, _T("Text I"), wxPoint(0,100), wxSize(100,25) ); + (void)new wxTextCtrl( this, wxID_ANY, _T("Text II"), wxPoint(200,100), wxSize(100,25) ); - (void)new wxComboBox( this, -1, _T("ComboBox I"), wxPoint(0,150), wxSize(100,25), 0, NULL ); - (void)new wxComboBox( this, -1, _T("ComboBox II"), wxPoint(200,150), wxSize(100,25), 0, NULL ); + (void)new wxComboBox( this, wxID_ANY, _T("ComboBox I"), wxPoint(0,150), wxSize(100,25)); + (void)new wxComboBox( this, wxID_ANY, _T("ComboBox II"), wxPoint(200,150), wxSize(100,25)); SetBackgroundColour( wxT("WHEAT") ); SetCursor( wxCursor( wxCURSOR_IBEAM ) ); } -MyCanvas::~MyCanvas() -{ -} - void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) ) { wxPaintDC dc( this ); @@ -365,9 +387,9 @@ void MyCanvas::ScrollWindow( int dx, int dy, const wxRect *rect ) // MyFrame -const int ID_QUIT = 108; +const int ID_QUIT = wxID_EXIT; const int ID_FULL = 109; -const int ID_ABOUT = 110; +const int ID_ABOUT = wxID_ABOUT; IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame ) @@ -378,7 +400,7 @@ BEGIN_EVENT_TABLE(MyFrame,wxFrame) END_EVENT_TABLE() MyFrame::MyFrame() - : wxFrame( (wxFrame *)NULL, -1, _T("wxScrolledWindow sample"), + : wxFrame( (wxFrame *)NULL, wxID_ANY, _T("wxScrolledWindow sample"), wxPoint(20,20), wxSize(470,500) ) { wxMenu *file_menu = new wxMenu(); @@ -391,28 +413,33 @@ MyFrame::MyFrame() SetMenuBar( menu_bar ); +#if wxUSE_STATUSBAR CreateStatusBar(2); int widths[] = { -1, 100 }; SetStatusWidths( 2, widths ); +#endif // wxUSE_STATUSBAR - m_scrolled = new MyScrolledWindow( this, -1, wxDefaultPosition, wxSize(100,100) ); + m_scrolled = new MyScrolledWindow( this, wxID_ANY, wxDefaultPosition, wxSize(100,100) ); m_scrolled->SetScrollbars( 10, 10, 50, 50 ); - m_log = new wxTextCtrl( this, -1, _T("This is the log window.\n"), wxPoint(0,0), wxSize(100,100), wxTE_MULTILINE ); +#if wxUSE_LOG + m_log = new wxTextCtrl( this, wxID_ANY, _T("This is the log window.\n"), wxPoint(0,0), wxSize(100,100), wxTE_MULTILINE ); wxLog *old_log = wxLog::SetActiveTarget( new wxLogTextCtrl( m_log ) ); delete old_log; +#endif // wxUSE_LOG wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL ); topsizer->Add( m_scrolled, 1, wxEXPAND ); +#if wxUSE_LOG topsizer->Add( m_log, 0, wxEXPAND ); +#endif // wxUSE_LOG - SetAutoLayout( TRUE ); SetSizer( topsizer ); } void MyFrame::OnQuit( wxCommandEvent &WXUNUSED(event) ) { - Close( TRUE ); + Close( true ); } void MyFrame::OnFullScreen( wxCommandEvent &WXUNUSED(event) ) @@ -433,9 +460,12 @@ void MyFrame::OnAbout( wxCommandEvent &WXUNUSED(event) ) bool MyApp::OnInit() { + if ( !wxApp::OnInit() ) + return false; + wxFrame *frame = new MyFrame(); - frame->Show( TRUE ); + frame->Show( true ); - return TRUE; + return true; }