eliminated flicker when selecting items

[wxWidgets.git] / src / msw / textctrl.cpp

diff --git a/src/msw/textctrl.cpp b/src/msw/textctrl.cpp
index ff6b6c1c97276f0bb412f9ad4155a417747866fd..caa8d82fe0bf23e8640ba183ba27e9e333966397 100644 (file)
--- a/src/msw/textctrl.cpp
+++ b/src/msw/textctrl.cpp
@@ -28,6 +28,8 @@
     #pragma hdrstop
 #endif
 
+#if wxUSE_TEXTCTRL
+
 #ifndef WX_PRECOMP
     #include "wx/textctrl.h"
     #include "wx/settings.h"
@@ -54,14 +56,17 @@
 #include <stdlib.h>
 #include <sys/types.h>
 
-#if wxUSE_IOSTREAMH
-#   include <fstream.h>
-#else
-#   include <fstream>
+#if wxUSE_RICHEDIT && (!defined(__GNUWIN32_OLD__) || defined(__CYGWIN10__))
+    #include <richedit.h>
 #endif
 
-#if wxUSE_RICHEDIT && !defined(__GNUWIN32_OLD__)
-    #include <richedit.h>
+// old mingw32 doesn't define this
+#ifndef CFM_CHARSET
+    #define CFM_CHARSET 0x08000000
+#endif // CFM_CHARSET
+
+#ifndef CFM_BACKCOLOR
+    #define CFM_BACKCOLOR 0x04000000
 #endif
 
 // ----------------------------------------------------------------------------
@@ -293,11 +298,19 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
 #if wxUSE_RICHEDIT
     if (m_isRich)
     {
-        // Have to enable events
-        ::SendMessage(GetHwnd(), EM_SETEVENTMASK, 0,
-                      ENM_CHANGE | ENM_DROPFILES | ENM_SELCHANGE | ENM_UPDATE);
+        // have to enable events manually
+        LPARAM mask = ENM_CHANGE | ENM_DROPFILES | ENM_SELCHANGE | ENM_UPDATE;
+
+        if ( m_windowStyle & wxTE_AUTO_URL )
+        {
+            mask |= ENM_LINK;
+
+            ::SendMessage(GetHwnd(), EM_AUTOURLDETECT, TRUE, 0);
+        }
+
+        ::SendMessage(GetHwnd(), EM_SETEVENTMASK, 0, mask);
     }
-#endif
+#endif // wxUSE_RICHEDIT
 
     SubclassWin(GetHWND());
 
@@ -1165,6 +1178,72 @@ void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
 // the rest of the file only deals with the rich edit controls
 #if wxUSE_RICHEDIT
 
+// ----------------------------------------------------------------------------
+// EN_LINK processing
+// ----------------------------------------------------------------------------
+
+bool wxTextCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
+{
+    NMHDR *hdr = (NMHDR* )lParam;
+    if ( hdr->code == EN_LINK )
+    {
+        ENLINK *enlink = (ENLINK *)hdr;
+
+        switch ( enlink->msg )
+        {
+            case WM_SETCURSOR:
+                // ok, so it is hardcoded - do we really nee to customize it?
+                ::SetCursor(GetHcursorOf(wxCursor(wxCURSOR_HAND)));
+                *result = TRUE;
+                break;
+
+            case WM_MOUSEMOVE:
+            case WM_LBUTTONDOWN:
+            case WM_LBUTTONUP:
+            case WM_LBUTTONDBLCLK:
+            case WM_RBUTTONDOWN:
+            case WM_RBUTTONUP:
+            case WM_RBUTTONDBLCLK:
+                // send a mouse event
+                {
+                    static const wxEventType eventsMouse[] =
+                    {
+                        wxEVT_MOTION,
+                        wxEVT_LEFT_DOWN,
+                        wxEVT_LEFT_UP,
+                        wxEVT_LEFT_DCLICK,
+                        wxEVT_RIGHT_DOWN,
+                        wxEVT_RIGHT_UP,
+                        wxEVT_RIGHT_DCLICK,
+                    };
+
+                    // the event ids are consecutive
+                    wxMouseEvent
+                        evtMouse(eventsMouse[enlink->msg - WM_MOUSEMOVE]);
+
+                    InitMouseEvent(evtMouse,
+                                   GET_X_LPARAM(enlink->lParam),
+                                   GET_Y_LPARAM(enlink->lParam),
+                                   enlink->wParam);
+
+                    wxTextUrlEvent event(m_windowId, evtMouse,
+                                         enlink->chrg.cpMin,
+                                         enlink->chrg.cpMax);
+
+                    InitCommandEvent(event);
+
+                    *result = ProcessCommand(event);
+                }
+                break;
+        }
+
+        return TRUE;
+    }
+
+    // not processed
+    return FALSE;
+}
+
 // ----------------------------------------------------------------------------
 // colour setting for the rich edit controls
 // ----------------------------------------------------------------------------
@@ -1228,10 +1307,11 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
 
     // the rich text control doesn't handle setting background colour, so don't
     // even try if it's the only thing we want to change
-    if ( !style.HasFont() && !style.HasTextColour() )
+    if ( wxRichEditModule::GetLoadedVersion() < 2 &&
+         !style.HasFont() && !style.HasTextColour() )
     {
-        // nothing to do: return TRUE if there was really nothing to doand
-        // FALSE fi we failed to set bg colour
+        // nothing to do: return TRUE if there was really nothing to do and
+        // FALSE if we failed to set bg colour
         return !style.HasBackgroundColour();
     }
 
@@ -1255,13 +1335,18 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
         SendMessage(GetHwnd(), EM_SETSEL, (WPARAM) start, (LPARAM) end);
 
     // initialize CHARFORMAT struct
+#if wxUSE_RICHEDIT2
+    CHARFORMAT2 cf;
+#else
     CHARFORMAT cf;
+#endif
     wxZeroMemory(cf);
     cf.cbSize = sizeof(cf);
 
     if ( style.HasFont() )
     {
-        cf.dwMask |= CFM_FACE | CFM_SIZE | CFM_CHARSET;
+        cf.dwMask |= CFM_FACE | CFM_SIZE | CFM_CHARSET |
+                     CFM_ITALIC | CFM_BOLD | CFM_UNDERLINE;
 
         // fill in data from LOGFONT but recalculate lfHeight because we need
         // the real height in twips and not the negative number which
@@ -1274,22 +1359,21 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
         cf.bPitchAndFamily = lf.lfPitchAndFamily;
         wxStrncpy( cf.szFaceName, lf.lfFaceName, WXSIZEOF(cf.szFaceName) );
 
-        // also deal with underline/italic/bold attributes
+        // also deal with underline/italic/bold attributes: note that we must
+        // always set CFM_ITALIC &c bits in dwMask, even if we don't set the
+        // style to allow clearing it
         if ( lf.lfItalic )
         {
-            cf.dwMask |= CFM_ITALIC;
             cf.dwEffects |= CFE_ITALIC;
         }
 
         if ( lf.lfWeight == FW_BOLD )
         {
-            cf.dwMask |= CFM_BOLD;
             cf.dwEffects |= CFE_BOLD;
         }
 
         if ( lf.lfUnderline )
         {
-            cf.dwMask |= CFM_UNDERLINE;
             cf.dwEffects |= CFE_UNDERLINE;
         }
 
@@ -1302,6 +1386,14 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
         cf.crTextColor = wxColourToRGB(style.GetTextColour());
     }
 
+#if wxUSE_RICHEDIT2
+    if ( wxRichEditModule::GetLoadedVersion() > 1 && style.HasBackgroundColour() )
+    {
+        cf.dwMask |= CFM_BACKCOLOR;
+        cf.crBackColor = wxColourToRGB(style.GetBackgroundColour());
+    }
+#endif // wxUSE_RICHEDIT2
+
     // do format the selection
     bool ok = ::SendMessage(GetHwnd(), EM_SETCHARFORMAT,
                             SCF_SELECTION, (LPARAM)&cf) != 0;
@@ -1382,3 +1474,4 @@ bool wxRichEditModule::Load(int version)
 
 #endif // wxUSE_RICHEDIT
 
+#endif // wxUSE_TEXTCTRL