avoid creating and immediately destroying a wxGraphicsContext when creating a wxDC...

[wxWidgets.git] / include / wx / timer.h

diff --git a/include/wx/timer.h b/include/wx/timer.h
index 2ce27b648c3bf8761f658eb17e782cda1f38266d..0b9a63b0825b9a0596a065d76ef059bea93af8af 100644 (file)
--- a/include/wx/timer.h
+++ b/include/wx/timer.h
@@ -15,12 +15,13 @@
 
 #include "wx/defs.h"
 
 
 #include "wx/defs.h"
 

-#if wxUSE_GUI && wxUSE_TIMER
+#if wxUSE_TIMER

 
 #include "wx/object.h"
 #include "wx/longlong.h"
 #include "wx/event.h"
 #include "wx/stopwatch.h" // for backwards compatibility
 
 #include "wx/object.h"
 #include "wx/longlong.h"
 #include "wx/event.h"
 #include "wx/stopwatch.h" // for backwards compatibility

+#include "wx/utils.h"

 
 
 // more readable flags for Start():
 
 
 // more readable flags for Start():


@@ -31,8 +32,14 @@
 // only send the notification once and then stop the timer
 #define wxTIMER_ONE_SHOT true
 
 // only send the notification once and then stop the timer
 #define wxTIMER_ONE_SHOT true
 

+class WXDLLIMPEXP_FWD_BASE wxTimerImpl;
+class WXDLLIMPEXP_FWD_BASE wxTimerEvent;
+
+// timer event type
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_BASE, wxEVT_TIMER, wxTimerEvent);
+

 // the interface of wxTimer class
 // the interface of wxTimer class

-class WXDLLEXPORT wxTimerBase : public wxEvtHandler
+class WXDLLIMPEXP_BASE wxTimer : public wxEvtHandler

 {
 public:
     // ctors and initializers
 {
 public:
     // ctors and initializers


@@ -40,29 +47,33 @@ public:
 
     // default: if you don't call SetOwner(), your only chance to get timer
     // notifications is to override Notify() in the derived class
 
     // default: if you don't call SetOwner(), your only chance to get timer
     // notifications is to override Notify() in the derived class

-    wxTimerBase()
-        { Init(); SetOwner(this); }
+    wxTimer()
+    {
+        Init();
+        SetOwner(this);
+    }

 
     // ctor which allows to avoid having to override Notify() in the derived
     // class: the owner will get timer notifications which can be handled with
     // EVT_TIMER
 
     // ctor which allows to avoid having to override Notify() in the derived
     // class: the owner will get timer notifications which can be handled with
     // EVT_TIMER

-    wxTimerBase(wxEvtHandler *owner, int timerid = wxID_ANY)
-        { Init(); SetOwner(owner, timerid); }
-
-    // same as ctor above
-    void SetOwner(wxEvtHandler *owner, int timerid = wxID_ANY)
+    wxTimer(wxEvtHandler *owner, int timerid = wxID_ANY)

     {
     {

-        m_owner = owner;
-        m_idTimer = timerid == wxID_ANY ? wxWindow::NewControlId() : timerid;
+        Init();
+        SetOwner(owner, timerid);

     }
 
     }
 

-    wxEvtHandler *GetOwner() const { return m_owner; }
+    // same as ctor above
+    void SetOwner(wxEvtHandler *owner, int timerid = wxID_ANY);
+
+    virtual ~wxTimer();

 
 

-    virtual ~wxTimerBase();

 
     // working with the timer
     // ----------------------
 
 
     // working with the timer
     // ----------------------
 

+    // NB: Start() and Stop() are not supposed to be overridden, they are only
+    //     virtual for historical reasons, only Notify() can be overridden
+

     // start the timer: if milliseconds == -1, use the same value as for the
     // last Start()
     //
     // start the timer: if milliseconds == -1, use the same value as for the
     // last Start()
     //


@@ -70,68 +81,46 @@ public:
     // timer if it is already running
     virtual bool Start(int milliseconds = -1, bool oneShot = false);
 
     // timer if it is already running
     virtual bool Start(int milliseconds = -1, bool oneShot = false);
 

-    // stop the timer
-    virtual void Stop() = 0;
+    // stop the timer, does nothing if the timer is not running
+    virtual void Stop();

 
     // override this in your wxTimer-derived class if you want to process timer
     // messages in it, use non default ctor or SetOwner() otherwise
     virtual void Notify();
 
 
     // override this in your wxTimer-derived class if you want to process timer
     // messages in it, use non default ctor or SetOwner() otherwise
     virtual void Notify();
 

-    // getting info
-    // ------------
+
+    // accessors
+    // ---------
+
+    // get the object notified about the timer events
+    wxEvtHandler *GetOwner() const;

 
     // return true if the timer is running
 
     // return true if the timer is running

-    virtual bool IsRunning() const = 0;
+    bool IsRunning() const;

 
     // return the timer ID
 
     // return the timer ID

-    int GetId() const { return m_idTimer; }
+    int GetId() const;

 
     // get the (last) timer interval in milliseconds
 
     // get the (last) timer interval in milliseconds

-    int GetInterval() const { return m_milli; }
+    int GetInterval() const;

 
     // return true if the timer is one shot
 
     // return true if the timer is one shot

-    bool IsOneShot() const { return m_oneShot; }
+    bool IsOneShot() const;

 
 protected:
     // common part of all ctors
 
 protected:
     // common part of all ctors

-    void Init()
-        { m_owner = NULL; m_idTimer = wxID_ANY; m_milli = 0; m_oneShot = false; }
+    void Init();

 
 

-    wxEvtHandler *m_owner;
-    int     m_idTimer;
-    int     m_milli;        // the timer interval
-    bool    m_oneShot;      // true if one shot
+    wxTimerImpl *m_impl;

 
 

-    DECLARE_NO_COPY_CLASS(wxTimerBase)
+    wxDECLARE_NO_COPY_CLASS(wxTimer);

 };
 
 };
 

-// ----------------------------------------------------------------------------
-// wxTimer itself
-// ----------------------------------------------------------------------------
-
-#if defined(__WXMSW__)
-    #include "wx/msw/timer.h"
-#elif defined(__WXMOTIF__)
-    #include "wx/motif/timer.h"
-#elif defined(__WXGTK20__)
-    #include "wx/gtk/timer.h"
-#elif defined(__WXGTK__)
-    #include "wx/gtk1/timer.h"
-#elif defined(__WXX11__) || defined(__WXMGL__) || defined(__WXDFB__)
-    #include "wx/generic/timer.h"
-#elif defined (__WXCOCOA__)
-    #include "wx/cocoa/timer.h"
-#elif defined(__WXMAC__)
-    #include "wx/mac/timer.h"
-#elif defined(__WXPM__)
-    #include "wx/os2/timer.h"
-#endif
-

 // ----------------------------------------------------------------------------
 // wxTimerRunner: starts the timer in its ctor, stops in the dtor
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // wxTimerRunner: starts the timer in its ctor, stops in the dtor
 // ----------------------------------------------------------------------------
 

-class WXDLLEXPORT wxTimerRunner
+class WXDLLIMPEXP_BASE wxTimerRunner

 {
 public:
     wxTimerRunner(wxTimer& timer) : m_timer(timer) { }
 {
 public:
     wxTimerRunner(wxTimer& timer) : m_timer(timer) { }


@@ -157,31 +146,36 @@ public:
 private:
     wxTimer& m_timer;
 
 private:
     wxTimer& m_timer;
 

-    DECLARE_NO_COPY_CLASS(wxTimerRunner)
+    wxDECLARE_NO_COPY_CLASS(wxTimerRunner);

 };
 
 // ----------------------------------------------------------------------------
 // wxTimerEvent
 // ----------------------------------------------------------------------------
 
 };
 
 // ----------------------------------------------------------------------------
 // wxTimerEvent
 // ----------------------------------------------------------------------------
 

-class WXDLLEXPORT wxTimerEvent : public wxEvent
+class WXDLLIMPEXP_BASE wxTimerEvent : public wxEvent

 {
 public:
 {
 public:

-    wxTimerEvent(int timerid = 0, int interval = 0) : wxEvent(timerid)
-    {
-        m_eventType = wxEVT_TIMER;
+    wxTimerEvent()
+        : wxEvent(wxID_ANY, wxEVT_TIMER) { m_timer=NULL; }

 
 

-        m_interval = interval;
+    wxTimerEvent(wxTimer& timer)
+        : wxEvent(timer.GetId(), wxEVT_TIMER),
+          m_timer(&timer)
+    {
+        SetEventObject(timer.GetOwner());

     }
 
     // accessors
     }
 
     // accessors

-    int GetInterval() const { return m_interval; }
+    int GetInterval() const { return m_timer->GetInterval(); }
+    wxTimer& GetTimer() const { return *m_timer; }

 
     // implement the base class pure virtual
     virtual wxEvent *Clone() const { return new wxTimerEvent(*this); }
 
     // implement the base class pure virtual
     virtual wxEvent *Clone() const { return new wxTimerEvent(*this); }

+    virtual wxEventCategory GetEventCategory() const { return wxEVT_CATEGORY_TIMER; }

 
 private:
 
 private:

-    int m_interval;
+    wxTimer* m_timer;

 
     DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxTimerEvent)
 };
 
     DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxTimerEvent)
 };


@@ -189,12 +183,11 @@ private:
 typedef void (wxEvtHandler::*wxTimerEventFunction)(wxTimerEvent&);
 
 #define wxTimerEventHandler(func) \
 typedef void (wxEvtHandler::*wxTimerEventFunction)(wxTimerEvent&);
 
 #define wxTimerEventHandler(func) \

-    (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxTimerEventFunction, &func)
+    wxEVENT_HANDLER_CAST(wxTimerEventFunction, func)

 
 #define EVT_TIMER(timerid, func) \
     wx__DECLARE_EVT1(wxEVT_TIMER, timerid, wxTimerEventHandler(func))
 
 
 #define EVT_TIMER(timerid, func) \
     wx__DECLARE_EVT1(wxEVT_TIMER, timerid, wxTimerEventHandler(func))
 

-#endif // wxUSE_GUI && wxUSE_TIMER
+#endif // wxUSE_TIMER

 
 

-#endif
-    // _WX_TIMER_H_BASE_
+#endif // _WX_TIMER_H_BASE_