DECLARE_EVENT_TABLE()
};
+// MyTopLabels
+
+class MyTopLabels: public wxWindow
+{
+public:
+ MyTopLabels() {}
+ MyTopLabels( wxScrolledWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size );
+
+ void OnPaint( wxPaintEvent &event );
+
+private:
+ wxScrolledWindow *m_owner;
+
+ DECLARE_DYNAMIC_CLASS(MyTopLabels)
+ DECLARE_EVENT_TABLE()
+};
+
+// MyRightLabels
+
+class MyRightLabels: public wxWindow
+{
+public:
+ MyRightLabels() {}
+ MyRightLabels( wxScrolledWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size );
+
+ void OnPaint( wxPaintEvent &event );
+
+private:
+ wxScrolledWindow *m_owner;
+
+ DECLARE_DYNAMIC_CLASS(MyRightLabels)
+ DECLARE_EVENT_TABLE()
+};
+
// MyCanvas
class MyCanvas: public wxPanel
{
public:
MyCanvas() {}
- MyCanvas( wxScrolledWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size );
+ MyCanvas( wxScrolledWindow *parent, MyTopLabels *top, MyRightLabels *right,
+ wxWindowID id, const wxPoint &pos, const wxSize &size );
~MyCanvas();
void OnPaint( wxPaintEvent &event );
+ void ScrollWindow( int dx, int dy, const wxRect *rect );
private:
wxScrolledWindow *m_owner;
+ MyTopLabels *m_topLabels;
+ MyRightLabels *m_rightLabels;
DECLARE_DYNAMIC_CLASS(MyCanvas)
DECLARE_EVENT_TABLE()
void OnAbout( wxCommandEvent &event );
void OnQuit( wxCommandEvent &event );
+ void OnFullScreen( wxCommandEvent &event );
wxScrolledWindow *m_scrolled;
wxTextCtrl *m_log;
const wxPoint &pos, const wxSize &size )
: wxScrolledWindow( parent, id, pos, size, wxSUNKEN_BORDER, "test canvas" )
{
- m_canvas = new MyCanvas( this, -1, wxDefaultPosition, wxDefaultSize );
-
+ MyTopLabels *top = new MyTopLabels( this, -1, wxDefaultPosition, wxSize(-1,25) );
+ MyRightLabels *right = new MyRightLabels( this, -1, wxDefaultPosition, wxSize(60,-1) );
+
+ m_canvas = new MyCanvas( this, top, right, -1, wxDefaultPosition, wxDefaultSize );
+
SetTargetWindow( m_canvas );
- SetBackgroundColour( "WHEAT" );
-
+ SetBackgroundColour( wxT("WHEAT") );
+
SetCursor( wxCursor( wxCURSOR_HAND ) );
-
-
- wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
-
- topsizer->Add( m_canvas, 1, wxEXPAND|wxALL, 30 );
+
+ wxBoxSizer *mainsizer = new wxBoxSizer( wxVERTICAL );
+
+ wxBoxSizer *topsizer = new wxBoxSizer( wxHORIZONTAL );
+ topsizer->Add( 60,25 );
+ topsizer->Add( top, 1, wxEXPAND );
+
+ mainsizer->Add( topsizer, 0, wxEXPAND );
+
+ wxBoxSizer *middlesizer = new wxBoxSizer( wxHORIZONTAL );
+ middlesizer->Add( right, 0, wxEXPAND );
+ middlesizer->Add( m_canvas, 1, wxEXPAND );
+
+ mainsizer->Add( middlesizer, 1, wxEXPAND );
SetAutoLayout( TRUE );
- SetSizer( topsizer );
+ SetSizer( mainsizer );
}
MyScrolledWindow::~MyScrolledWindow()
{
wxPaintDC dc( this );
+/*
wxSize size( GetClientSize() );
-
+
long w,h;
dc.GetTextExtent( wxT("Headline"), &w, &h );
dc.DrawText( wxT("Headline"), long (size.x / 2 - w / 2), 10 );
+*/
+}
+
+// MyTopLabels
+
+IMPLEMENT_DYNAMIC_CLASS(MyTopLabels,wxWindow)
+
+BEGIN_EVENT_TABLE(MyTopLabels, wxWindow)
+ EVT_PAINT( MyTopLabels::OnPaint)
+END_EVENT_TABLE()
+
+MyTopLabels::MyTopLabels( wxScrolledWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size )
+ : wxWindow( parent, id, pos, size )
+{
+ m_owner = parent;
+}
+
+void MyTopLabels::OnPaint( wxPaintEvent &event )
+{
+ wxPaintDC dc(this);
+ m_owner->PrepareDC( dc );
+ dc.DrawText( "Column 1", 5, 5 );
+ dc.DrawText( "Column 2", 105, 5 );
+ dc.DrawText( "Column 3", 205, 5 );
+}
+
+// MyRightLabels
+
+IMPLEMENT_DYNAMIC_CLASS(MyRightLabels,wxWindow)
+
+BEGIN_EVENT_TABLE(MyRightLabels, wxWindow)
+ EVT_PAINT( MyRightLabels::OnPaint)
+END_EVENT_TABLE()
+
+MyRightLabels::MyRightLabels( wxScrolledWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size )
+ : wxWindow( parent, id, pos, size )
+{
+ m_owner = parent;
+}
+
+void MyRightLabels::OnPaint( wxPaintEvent &event )
+{
+ wxPaintDC dc(this);
+ m_owner->PrepareDC( dc );
+ dc.DrawText( "Row 1", 5, 5 );
+ dc.DrawText( "Row 2", 5, 30 );
+ dc.DrawText( "Row 3", 5, 55 );
+ dc.DrawText( "Row 4", 5, 80 );
+ dc.DrawText( "Row 5", 5, 105 );
+ dc.DrawText( "Row 6", 5, 130 );
}
// MyCanvas
EVT_PAINT( MyCanvas::OnPaint)
END_EVENT_TABLE()
-MyCanvas::MyCanvas( wxScrolledWindow *parent, wxWindowID id,
- const wxPoint &pos, const wxSize &size )
+MyCanvas::MyCanvas( wxScrolledWindow *parent, MyTopLabels *top, MyRightLabels *right,
+ wxWindowID id, const wxPoint &pos, const wxSize &size )
: wxPanel( parent, id, pos, size, wxSUNKEN_BORDER, "test canvas" )
{
m_owner = parent;
-
- (void)new wxButton( this, -1, "Hallo I", wxPoint(20,20), wxSize(100,30) );
- (void)new wxButton( this, -1, "Hallo II", wxPoint(220,20), wxSize(100,30) );
+ m_topLabels = top;
+ m_rightLabels = right;
+
+ (void)new wxButton( this, -1, "Hallo I", wxPoint(0,50), wxSize(100,25) );
+ (void)new wxButton( this, -1, "Hallo II", wxPoint(200,50), wxSize(100,25) );
+
+ (void)new wxTextCtrl( this, -1, "Text I", wxPoint(0,100), wxSize(100,25) );
+ (void)new wxTextCtrl( this, -1, "Text II", wxPoint(200,100), wxSize(100,25) );
+
+ SetBackgroundColour( wxT("WHEAT") );
- SetBackgroundColour( *wxWHITE );
-
SetCursor( wxCursor( wxCURSOR_IBEAM ) );
}
wxPaintDC dc( this );
m_owner->PrepareDC( dc );
- dc.DrawText( "Some text", 140, 140 );
-
- dc.DrawRectangle( 100, 160, 200, 200 );
-
- dc.SetBrush( *wxTRANSPARENT_BRUSH );
-
- dc.DrawRectangle( 10, 10, 480, 980 );
+ dc.SetPen( *wxBLACK_PEN );
+
+ // OK, let's assume we are a grid control and we have two
+ // grid cells. Here in OnPaint we want to know which cell
+ // to redraw so that we prevent redrawing cells that don't
+ // need to get redrawn. We have one cell at (0,0) and one
+ // more at (200,0), both having a size of (100,25).
+
+ // We can query how much the window has been scrolled
+ // by calling CalcUnscrolledPosition()
+
+ int scroll_x = 0;
+ int scroll_y = 0;
+ m_owner->CalcUnscrolledPosition( scroll_x, scroll_y, &scroll_x, &scroll_y );
+
+ // We also need to know the size of the window to see which
+ // cells are completely hidden and not get redrawn
+
+ int size_x = 0;
+ int size_y = 0;
+ GetClientSize( &size_x, &size_y );
+
+ // First cell: (0,0)(100,25)
+ // It it on screen?
+ if ((0+100-scroll_x > 0) && (0+25-scroll_y > 0) &&
+ (0-scroll_x < size_x) && (0-scroll_y < size_y))
+ {
+ // Has the region on screen been exposed?
+ if (IsExposed(0,0,100,25))
+ {
+ wxLogMessage( wxT("Redraw first cell") );
+ dc.DrawRectangle( 0, 0, 100, 25 );
+ dc.DrawText( "First Cell", 5, 5 );
+ }
+ }
+
+
+ // Second cell: (0,200)(100,25)
+ // It it on screen?
+ if ((200+100-scroll_x > 0) && (0+25-scroll_y > 0) &&
+ (200-scroll_x < size_x) && (0-scroll_y < size_y))
+ {
+ // Has the region on screen been exposed?
+ if (IsExposed(200,0,100,25))
+ {
+ wxLogMessage( wxT("Redraw second cell") );
+ dc.DrawRectangle( 200, 0, 100, 25 );
+ dc.DrawText( "Second Cell", 205, 5 );
+ }
+ }
+
}
+void MyCanvas::ScrollWindow( int dx, int dy, const wxRect *rect )
+{
+ wxPanel::ScrollWindow( dx, dy, rect );
+ m_topLabels->ScrollWindow( dx, 0, rect );
+ m_rightLabels->ScrollWindow( 0, dy, rect );
+}
// MyFrame
const int ID_QUIT = 108;
-const int ID_ABOUT = 109;
+const int ID_FULL = 109;
+const int ID_ABOUT = 110;
IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
BEGIN_EVENT_TABLE(MyFrame,wxFrame)
EVT_MENU (ID_ABOUT, MyFrame::OnAbout)
EVT_MENU (ID_QUIT, MyFrame::OnQuit)
+ EVT_MENU (ID_FULL, MyFrame::OnFullScreen)
END_EVENT_TABLE()
MyFrame::MyFrame()
wxPoint(20,20), wxSize(470,500) )
{
wxMenu *file_menu = new wxMenu();
- file_menu->Append( ID_ABOUT, "&About..");
+ file_menu->Append( ID_ABOUT, "&About...");
+ file_menu->Append( ID_FULL, "&Full screen on/off");
file_menu->Append( ID_QUIT, "E&xit\tAlt-X");
wxMenuBar *menu_bar = new wxMenuBar();
int widths[] = { -1, 100 };
SetStatusWidths( 2, widths );
- m_scrolled = new MyScrolledWindow( this, -1, wxPoint(0,0), wxSize(100,100) );
+ m_scrolled = new MyScrolledWindow( this, -1, wxDefaultPosition, wxSize(100,100) );
m_scrolled->SetScrollbars( 10, 10, 50, 100 );
-
+
m_log = new wxTextCtrl( this, -1, "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;
-
+
wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
-
topsizer->Add( m_scrolled, 1, wxEXPAND );
topsizer->Add( m_log, 0, wxEXPAND );
Close( TRUE );
}
+void MyFrame::OnFullScreen( wxCommandEvent &WXUNUSED(event) )
+{
+ ShowFullScreen( !IsFullScreen(), wxFULLSCREEN_NOBORDER|wxFULLSCREEN_NOCAPTION );
+}
+
void MyFrame::OnAbout( wxCommandEvent &WXUNUSED(event) )
{
(void)wxMessageBox( "wxScroll demo II\n"
projects / wxWidgets.git / blobdiff