vncpanel.h

   1 #ifndef QEMU_GUI_VNCPANEL_H
   2 #define QEMU_GUI_VNCPANEL_H
   3
   4 #include <wx/scrolwin.h>
   5 #include <wx/dcbuffer.h>
   6 #include <wx/timer.h>
   7 #include <wx/thread.h>
   8
   9 class VNCDisplayThread;
  10
  11 extern "C" {
  12         #include <rfb/rfbclient.h>
  13 }
  14
  15 class VNCPanel : public wxScrolledWindow {
  16 public:
  17         VNCPanel(wxWindow *parent,wxString host,int display);
  18         ~VNCPanel();
  19
  20         /**
  21          * trys to establish a connection to the given host/display
  22          */
  23         bool Connect(int display);
  24         bool Connect(wxString host,int display);
  25         /**
  26          * stops the vncdisplaythread relases memory used by the
  27          * vncclient, gets called from the destructor.
  28          */
  29         void Disconnect();
  30         void HandleProcessTermination(wxCommandEvent&);
  31         /**
  32          * paints the contents of the SDL surface to the wxPanel
  33          */
  34         void Paint();
  35
  36         /**
  37          * return the VNCClient
  38          */
  39
  40         rfbClient* GetVNCClient();
  41
  42         /**
  43          * draws the updates requested by VLC to the wxPanel
  44          */
  45
  46         void VNCUpdateRect(int x,int y,int w,int h);
  47
  48         /**
  49          * handles screen resizes and creates/allocates the frame buffer
  50          */
  51
  52         rfbBool VNCResize();
  53
  54         wxCriticalSection& GetCriticalSection();
  55         wxCriticalSection lock;
  56 private:
  57         /**
  58          * event handlers which get called from the libvncclient callback
  59          * functions.
  60          */
  61         void OnVNCUpdate(wxCommandEvent& event);
  62         void OnVNCResize(wxCommandEvent& event);
  63
  64         void OnTimer(wxTimerEvent& event);
  65         wxTimer timer;
  66         wxBitmap* VNCGenerateBitmap(int x,int y,int w,int h);
  67         /**
  68          * Called to paint the panel.
  69          *
  70          * @param event The triggering wxPaintEvent (unused).
  71          */
  72         void OnPaint(wxPaintEvent &event);
  73
  74         /**
  75          * Called to erase the background.
  76          *
  77          * @param event The triggering wxEraseEvent (unused).
  78          */
  79         void OnEraseBackground(wxEraseEvent &event);
  80
  81         /**
  82          * Captures all mouse events and sends them to the vncserver
  83          */
  84         void OnMouseEvent(wxMouseEvent& event);
  85
  86         /**
  87          * Captures all key events and sends them to the vncserver
  88          */
  89         void OnKeyDown(wxKeyEvent& event);
  90         void OnKeyUp(wxKeyEvent& event);
  91         rfbKeySym TranslateKeyCode(wxKeyEvent& event);
  92
  93         bool Lock();
  94         void UnLock();
  95         wxMutex *vncclientMutex;
  96
  97         rfbClient *vncclient;
  98         VNCDisplayThread *vncdisplaythread;
  99         bool locked;
 100
 101         DECLARE_EVENT_TABLE()
 102 };
 103
 104 #endif