Don't create a bitmap with dimensions <= 0...

[wxWidgets.git] / src / os2 / textctrl.cpp

diff --git a/src/os2/textctrl.cpp b/src/os2/textctrl.cpp
index 85de58bd684962f3e40efd43c7658e28031055ef..2849aec84f07e89727e1c78aa3623b328ced8a79 100644 (file)
--- a/src/os2/textctrl.cpp
+++ b/src/os2/textctrl.cpp
@@ -43,6 +43,11 @@
 #   include <fstream>
 #endif
 
+#if defined(__EMX__) && !defined(MLE_INDEX)
+#define MLE_INDEX  0
+#define MLE_RGB    1
+#endif
+
 
 // ----------------------------------------------------------------------------
 // event tables and other macros
@@ -93,6 +98,8 @@ bool wxTextCtrl::Create(
 , const wxString&                   rsName
 )
 {
+    HWND                            hParent;
+    int                             nTempy;
     //
     // Base initialization
     //
@@ -108,8 +115,39 @@ bool wxTextCtrl::Create(
                     ))
         return FALSE;
 
+    wxPoint                         vPos = rPos; // The OS/2 position
+
     if (pParent )
+    {
         pParent->AddChild(this);
+        hParent = GetWinHwnd(pParent);
+        //
+        // OS2 uses normal coordinates, no bassackwards Windows ones
+        //
+        if (pParent->IsKindOf(CLASSINFO(wxGenericScrolledWindow)) ||
+            pParent->IsKindOf(CLASSINFO(wxScrolledWindow))
+           )
+        {
+            wxWindow*               pGrandParent = NULL;
+
+            pGrandParent = pParent->GetParent();
+            if (pGrandParent)
+                nTempy = pGrandParent->GetSize().y - (vPos.y + rSize.y);
+            else
+                nTempy = pParent->GetSize().y - (vPos.y + rSize.y);
+        }
+        else
+            nTempy = pParent->GetSize().y - (vPos.y + rSize.y);
+        vPos.y = nTempy;
+    }
+    else
+    {
+        RECTL                   vRect;
+
+        ::WinQueryWindowRect(HWND_DESKTOP, &vRect);
+        hParent = HWND_DESKTOP;
+        vPos.y = vRect.yTop - (vPos.y + rSize.y);
+    }
 
     m_windowStyle = lStyle;
 
@@ -141,16 +179,20 @@ bool wxTextCtrl::Create(
         if (m_windowStyle & wxTE_PASSWORD) // hidden input
             lSstyle |= ES_UNREADABLE;
     }
+    if ( pParent->IsKindOf(CLASSINFO(wxGenericScrolledWindow)) ||
+         pParent->IsKindOf(CLASSINFO(wxScrolledWindow))
+       )
+        lSstyle |= WS_CLIPSIBLINGS;
     if (m_bIsMLE)
     {
         m_hWnd = (WXHWND)::WinCreateWindow( (HWND)GetHwndOf(pParent) // Parent window handle
                                            ,WC_MLE                   // Window class
                                            ,(PSZ)rsValue.c_str()     // Initial Text
                                            ,(ULONG)lSstyle           // Style flags
-                                           ,(LONG)rPos.x             // X pos of origin
-                                           ,(LONG)rPos.y             // Y pos of origin
-                                           ,(LONG)rSize.x            // field width
-                                           ,(LONG)rSize.y            // field height
+                                           ,(LONG)0                  // X pos of origin
+                                           ,(LONG)0                  // Y pos of origin
+                                           ,(LONG)0                  // field width
+                                           ,(LONG)0                  // field height
                                            ,(HWND)GetHwndOf(pParent) // owner window handle (same as parent
                                            ,HWND_TOP                 // initial z position
                                            ,(ULONG)vId               // Window identifier
@@ -164,10 +206,10 @@ bool wxTextCtrl::Create(
                                            ,WC_ENTRYFIELD            // Window class
                                            ,(PSZ)rsValue.c_str()     // Initial Text
                                            ,(ULONG)lSstyle           // Style flags
-                                           ,(LONG)rPos.x             // X pos of origin
-                                           ,(LONG)rPos.y             // Y pos of origin
-                                           ,(LONG)rSize.x            // field width
-                                           ,(LONG)rSize.y            // field height
+                                           ,(LONG)0                  // X pos of origin
+                                           ,(LONG)0                  // Y pos of origin
+                                           ,(LONG)0                  // field width
+                                           ,(LONG)0                  // field height
                                            ,(HWND)GetHwndOf(pParent) // owner window handle (same as parent
                                            ,HWND_TOP                 // initial z position
                                            ,(ULONG)vId               // Window identifier
@@ -201,8 +243,8 @@ bool wxTextCtrl::Create(
         SetValue(rsValue);
     }
     SetupColours();
-    SetSize( rPos.x
-            ,rPos.y
+    SetSize( vPos.x
+            ,vPos.y
             ,rSize.x
             ,rSize.y
            );
@@ -1189,3 +1231,50 @@ bool wxTextCtrl::SetForegroundColour(
     return TRUE;
 } // end of wxTextCtrl::SetForegroundColour
 
+bool wxTextCtrl::SetStyle(
+  long                              lStart
+, long                              lEnd
+, const wxTextAttr&                 rStyle
+)
+{
+    HWND                            hWnd = GetHwnd();
+
+    if (lStart > lEnd)
+    {
+        long                        lTmp = lStart;
+
+        lStart = lEnd;
+        lEnd   = lTmp;
+    }
+
+    //
+    // We can only change the format of the selection, so select the range we
+    // want and restore the old selection later
+    //
+    long                            lStartOld;
+    long                            lEndOld;
+
+    GetSelection( &lStartOld
+                 ,&lEndOld
+                );
+
+    //
+    // But do we really have to change the selection?
+    //
+    bool                            bChangeSel = lStart != lStartOld ||
+                                                 lEnd != lEndOld;
+
+    if (bChangeSel)
+    {
+        if (m_bIsMLE)
+            ::WinSendMsg(hWnd, MLM_SETSEL, MPFROM2SHORT((USHORT)lStart, (USHORT)lEnd), 0);
+        else
+            ::WinSendMsg(hWnd, EM_SETSEL, MPFROM2SHORT((USHORT)lStart, (USHORT)lEnd), 0);
+    }
+
+    //
+    // TODO:: finish this part
+    //
+    return TRUE;
+} // end of wxTextCtrl::SetStyle
+