Added compatibility file

[wxWidgets.git] / src / mgl / window.cpp

diff --git a/src/mgl/window.cpp b/src/mgl/window.cpp
index 915341e1a4b0dfb32a1e98f0a6ad1dbb462dc29d..4de9b27e9b95d3cba934407c2c51c5d9476f90a9 100644 (file)
--- a/src/mgl/window.cpp
+++ b/src/mgl/window.cpp
@@ -4,7 +4,7 @@
 // Author:      Vaclav Slavik
 //              (based on GTK & MSW implementations)
 // RCS-ID:      $Id$
 // Author:      Vaclav Slavik
 //              (based on GTK & MSW implementations)
 // RCS-ID:      $Id$

-// Copyright:   (c) 2001 SciTech Software, Inc. (www.scitechsoft.com)
+// Copyright:   (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com)

 // Licence:     wxWindows license
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows license
 /////////////////////////////////////////////////////////////////////////////
 


@@ -29,6 +29,7 @@
 
 #ifndef WX_PRECOMP
     #include "wx/window.h"
 
 #ifndef WX_PRECOMP
     #include "wx/window.h"

+    #include "wx/msgdlg.h"

     #include "wx/accel.h"
     #include "wx/setup.h"
     #include "wx/dc.h"
     #include "wx/accel.h"
     #include "wx/setup.h"
     #include "wx/dc.h"


@@ -65,6 +66,9 @@ MGLDevCtx *g_displayDC = NULL;
 
 // the window that has keyboard focus: 
 static wxWindowMGL *gs_focusedWindow = NULL;
 
 // the window that has keyboard focus: 
 static wxWindowMGL *gs_focusedWindow = NULL;

+// the window that is about to be focused after currently focused 
+// one looses focus:
+static wxWindow *gs_toBeFocusedWindow = NULL;

 // the window that is currently under mouse cursor:
 static wxWindowMGL *gs_windowUnderMouse = NULL;
 // the window that has mouse capture
 // the window that is currently under mouse cursor:
 static wxWindowMGL *gs_windowUnderMouse = NULL;
 // the window that has mouse capture


@@ -99,20 +103,28 @@ static wxWindowMGL* wxGetTopLevelParent(wxWindowMGL *win)
     return p;
 }
 
     return p;
 }
 

-#ifdef __WXDEBUG__
-// Add an easy way to capture screenshots:
-static void CaptureScreenshot()
+// An easy way to capture screenshots:
+static void wxCaptureScreenshot()

 {
 {

-    wxBusyCursor bcur;
-    
+#ifdef __DOS__
+    #define SCREENSHOT_FILENAME _T("sshot%03i.png")
+#else
+    #define SCREENSHOT_FILENAME _T("screenshot-%03i.png")
+#endif

     static int screenshot_num = 0;
     static int screenshot_num = 0;

-    char screenshot[128];
-    sprintf(screenshot, "screenshot-%03i.png", screenshot_num++);
-    g_displayDC->savePNGFromDC(screenshot, 0, 0, 
+    wxString screenshot;
+    
+    do 
+    {
+        screenshot.Printf(SCREENSHOT_FILENAME, screenshot_num++);
+    } while ( wxFileExists(screenshot) && screenshot_num < 1000 );
+    
+    g_displayDC->savePNGFromDC(screenshot.mb_str(), 0, 0, 

                                g_displayDC->sizex(), 
                                g_displayDC->sizey());
                                g_displayDC->sizex(), 
                                g_displayDC->sizey());

+    
+    wxMessageBox(_("Screenshot captured: ") + wxString(screenshot));

 }
 }

-#endif

 
 // ---------------------------------------------------------------------------
 // MGL_WM hooks:
 
 // ---------------------------------------------------------------------------
 // MGL_WM hooks:


@@ -159,22 +171,39 @@ static ibool MGLAPI wxWindowMouseHandler(window_t *wnd, event_t *e)
     event.m_leftDown = e->modifiers & EVT_LEFTBUT;
     event.m_middleDown = e->modifiers & EVT_MIDDLEBUT;
     event.m_rightDown = e->modifiers & EVT_RIGHTBUT;
     event.m_leftDown = e->modifiers & EVT_LEFTBUT;
     event.m_middleDown = e->modifiers & EVT_MIDDLEBUT;
     event.m_rightDown = e->modifiers & EVT_RIGHTBUT;

-    
+   

     switch (e->what)
     {
         case EVT_MOUSEDOWN:
     switch (e->what)
     {
         case EVT_MOUSEDOWN:

+            // Change focus if the user clicks outside focused window:
+            if ( win->AcceptsFocus() && wxWindow::FindFocus() != win )
+                win->SetFocus();
+

             if ( e->message & EVT_LEFTBMASK )
             if ( e->message & EVT_LEFTBMASK )

-                type = (e->message & EVT_DBLCLICK) ?
-                        wxEVT_LEFT_DCLICK : wxEVT_LEFT_DOWN;
+                type = wxEVT_LEFT_DOWN;

             else if ( e->message & EVT_MIDDLEBMASK )
             else if ( e->message & EVT_MIDDLEBMASK )

-                type = (e->message & EVT_DBLCLICK) ?
-                        wxEVT_MIDDLE_DCLICK : wxEVT_MIDDLE_DOWN;
+                type = wxEVT_MIDDLE_DOWN;

             else if ( e->message & EVT_RIGHTBMASK )
             else if ( e->message & EVT_RIGHTBMASK )

-                type = (e->message & EVT_DBLCLICK) ? 
-                        wxEVT_RIGHT_DCLICK : wxEVT_RIGHT_DOWN;
+                type = wxEVT_RIGHT_DOWN;

 
 

-            if ( win->AcceptsFocus() && wxWindow::FindFocus() != win )
-                win->SetFocus();
+            if ( e->message & EVT_DBLCLICK )
+            {
+                // MGL doesn't generate two subsequent single clicks prior
+                // to a double click, but rather only fires one single click
+                // followed by one double click. wxWindows expects two single
+                // clicks, so we have to emulate the second one.
+                event.SetEventType(type);
+                win->GetEventHandler()->ProcessEvent(event);
+            
+                // And change event type for the real double click event
+                // that will be generated later in this function:
+                if ( e->message & EVT_LEFTBMASK )
+                    type = wxEVT_LEFT_DCLICK;
+                else if ( e->message & EVT_MIDDLEBMASK )
+                    type = wxEVT_MIDDLE_DCLICK;
+                else if ( e->message & EVT_RIGHTBMASK )
+                    type = wxEVT_RIGHT_DCLICK;
+            }

 
             break;
 
 
             break;
 


@@ -399,6 +428,30 @@ static long wxScanToKeyCode(event_t *event, bool translate)
     return key;
 }
 
     return key;
 }
 

+static bool wxHandleSpecialKeys(wxKeyEvent& event)
+{
+    // Add an easy way to capture screenshots:
+    if ( event.m_keyCode == WXK_SNAPSHOT
+    #ifdef __WXDEBUG__ // FIXME_MGL - remove when KB_sysReq works in MGL!
+         || (event.m_keyCode == WXK_F1 && 
+            event.m_shiftDown && event.m_controlDown) 
+       )
+    #endif
+    {
+        wxCaptureScreenshot();
+        return TRUE;
+    }
+
+    if ( event.m_keyCode == WXK_F4 && event.m_altDown &&
+         gs_activeFrame != NULL )
+    {
+        gs_activeFrame->Close();
+        return TRUE;
+    }
+    
+    return FALSE;
+}
+

 static ibool MGLAPI wxWindowKeybHandler(window_t *wnd, event_t *e)
 {
     wxWindowMGL *win = (wxWindowMGL*)MGL_wmGetWindowUserData(wnd);
 static ibool MGLAPI wxWindowKeybHandler(window_t *wnd, event_t *e)
 {
     wxWindowMGL *win = (wxWindowMGL*)MGL_wmGetWindowUserData(wnd);


@@ -436,35 +489,9 @@ static ibool MGLAPI wxWindowKeybHandler(window_t *wnd, event_t *e)
     
         ret = win->GetEventHandler()->ProcessEvent(event);
 
     
         ret = win->GetEventHandler()->ProcessEvent(event);
 

-
-#ifdef __WXDEBUG__
-        // Add an easy way to capture screenshots:
-        if ( event.m_keyCode == WXK_F1 && 
-             event.m_shiftDown && event.m_controlDown )
-            CaptureScreenshot();
-#endif
-
-#if wxUSE_ACCEL
-        if ( !ret )
-        {
-            for (wxWindowMGL *w = win; w; w = w->GetParent())
-            {
-                int command = w->GetAcceleratorTable()->GetCommand(event);
-                if ( command != -1 )
-                {
-                    wxCommandEvent eventc(wxEVT_COMMAND_MENU_SELECTED, command);
-                    ret = w->GetEventHandler()->ProcessEvent(eventc);
-                    break;
-                }
-                if ( w->IsTopLevel() )
-                    break;
-            }
-        }
-#endif // wxUSE_ACCEL
-

         // wxMSW doesn't send char events with Alt pressed
         // Only send wxEVT_CHAR event if not processed yet. Thus, ALT-x
         // wxMSW doesn't send char events with Alt pressed
         // Only send wxEVT_CHAR event if not processed yet. Thus, ALT-x

-        // will only be sent if it is not in an accelerator table.
+        // will only be sent if it is not in an accelerator table:

         event2.m_keyCode = wxScanToKeyCode(e, FALSE);
         if ( !ret && event2.m_keyCode != 0 )
         {
         event2.m_keyCode = wxScanToKeyCode(e, FALSE);
         if ( !ret && event2.m_keyCode != 0 )
         {


@@ -473,7 +500,7 @@ static ibool MGLAPI wxWindowKeybHandler(window_t *wnd, event_t *e)
         }
         
         // Synthetize navigation key event, but do it only if the TAB key
         }
         
         // Synthetize navigation key event, but do it only if the TAB key

-        // wasn't handled yet.
+        // wasn't handled yet:

         if ( !ret && event.m_keyCode == WXK_TAB &&
              win->GetParent() && win->GetParent()->HasFlag(wxTAB_TRAVERSAL) )
         {
         if ( !ret && event.m_keyCode == WXK_TAB &&
              win->GetParent() && win->GetParent()->HasFlag(wxTAB_TRAVERSAL) )
         {


@@ -487,6 +514,11 @@ static ibool MGLAPI wxWindowKeybHandler(window_t *wnd, event_t *e)
             ret = win->GetParent()->GetEventHandler()->ProcessEvent(navEvent);
         }
         
             ret = win->GetParent()->GetEventHandler()->ProcessEvent(navEvent);
         }
         

+        // Finally, process special meaning keys that are usually 
+        // a responsibility of OS or window manager:
+        if ( !ret )
+            ret = wxHandleSpecialKeys(event);
+        

         return ret;
     }
 }
         return ret;
     }
 }


@@ -499,6 +531,7 @@ static ibool MGLAPI wxWindowKeybHandler(window_t *wnd, event_t *e)
 IMPLEMENT_ABSTRACT_CLASS(wxWindowMGL, wxWindowBase)
 
 BEGIN_EVENT_TABLE(wxWindowMGL, wxWindowBase)
 IMPLEMENT_ABSTRACT_CLASS(wxWindowMGL, wxWindowBase)
 
 BEGIN_EVENT_TABLE(wxWindowMGL, wxWindowBase)

+    EVT_IDLE(wxWindowMGL::OnIdle)

 END_EVENT_TABLE()
 
 // ===========================================================================
 END_EVENT_TABLE()
 
 // ===========================================================================


@@ -653,8 +686,14 @@ void wxWindowMGL::SetFocus()
 {
     if ( gs_focusedWindow == this ) return;
 
 {
     if ( gs_focusedWindow == this ) return;
 

+    wxWindowMGL *oldFocusedWindow = gs_focusedWindow;
+

     if ( gs_focusedWindow )
     if ( gs_focusedWindow )

+    {
+        gs_toBeFocusedWindow = (wxWindow*)this;

         gs_focusedWindow->KillFocus();
         gs_focusedWindow->KillFocus();

+        gs_toBeFocusedWindow = NULL;
+    }

     
     gs_focusedWindow = this;
     
     
     gs_focusedWindow = this;
     


@@ -678,6 +717,7 @@ void wxWindowMGL::SetFocus()
     
     wxFocusEvent event(wxEVT_SET_FOCUS, GetId());
     event.SetEventObject(this);
     
     wxFocusEvent event(wxEVT_SET_FOCUS, GetId());
     event.SetEventObject(this);

+    event.SetWindow((wxWindow*)oldFocusedWindow);

     GetEventHandler()->ProcessEvent(event);
 
 #if wxUSE_CARET
     GetEventHandler()->ProcessEvent(event);
 
 #if wxUSE_CARET


@@ -706,6 +746,7 @@ void wxWindowMGL::KillFocus()
 
     wxFocusEvent event(wxEVT_KILL_FOCUS, GetId());
     event.SetEventObject(this);
 
     wxFocusEvent event(wxEVT_KILL_FOCUS, GetId());
     event.SetEventObject(this);

+    event.SetWindow(gs_toBeFocusedWindow);

     GetEventHandler()->ProcessEvent(event);
 }
 
     GetEventHandler()->ProcessEvent(event);
 }
 


@@ -1205,3 +1246,13 @@ wxWindow* wxFindWindowAtPoint(const wxPoint& pt)
     window_t *wnd = MGL_wmGetWindowAtPosition(g_winMng, pt.x, pt.y);
     return (wxWindow*)wnd->userData;
 }
     window_t *wnd = MGL_wmGetWindowAtPosition(g_winMng, pt.x, pt.y);
     return (wxWindow*)wnd->userData;
 }

+
+
+// ---------------------------------------------------------------------------
+// idle events processing
+// ---------------------------------------------------------------------------
+
+void wxWindowMGL::OnIdle(wxIdleEvent& WXUNUSED(event))
+{
+    UpdateWindowUI();
+}