Changes to WXDLLEXPORT keyword position for VC++ 6.0; changed

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

diff --git a/src/motif/textctrl.cpp b/src/motif/textctrl.cpp
index 3424be123464d99f784bcc81dd298a0ce0e382ea..b28bdf9ef51fa28190c64ecb75098d4434ba6ab1 100644 (file)
--- a/src/motif/textctrl.cpp
+++ b/src/motif/textctrl.cpp
@@ -80,6 +80,8 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
     m_modified = FALSE;
     m_processedDefault = FALSE;
     m_fileName = "";
+    m_backgroundColour = parent->GetBackgroundColour();
+    m_foregroundColour = parent->GetForegroundColour();
 
     SetName(name);
     SetValidator(validator);
@@ -141,11 +143,13 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
 
     XtAddCallback((Widget) m_mainWidget, XmNlosingFocusCallback, (XtCallbackProc)wxTextWindowLoseFocusProc, (XtPointer)this);
 
+    m_windowFont = parent->GetFont();
+    ChangeFont(FALSE);
+
     SetCanAddEventHandler(TRUE);
     AttachWidget (parent, m_mainWidget, (WXWidget) NULL, pos.x, pos.y, size.x, size.y);
 
-    SetFont(* parent->GetFont());
-    ChangeColour(m_mainWidget);
+    ChangeBackgroundColour();
 
     return TRUE;
 }
@@ -177,7 +181,9 @@ wxString wxTextCtrl::GetValue() const
 
 void wxTextCtrl::SetValue(const wxString& value)
 {
-    wxASSERT_MSG( (!value.IsNull()), "Must not pass a null string to wxTextCtrl::SetValue." ) ;
+  // This assert is wrong -- means that you can't set an empty
+  // string (IsNull == IsEmpty).
+  //    wxASSERT_MSG( (!value.IsNull()), "Must not pass a null string to wxTextCtrl::SetValue." ) ;
     m_inSetValue = TRUE;
 
     XmTextSetString ((Widget) m_mainWidget, (char*) (const char*) value);
@@ -255,37 +261,36 @@ bool wxTextCtrl::LoadFile(const wxString& file)
 
     Clear();
 
-    ifstream input((char*) (const char*) file, ios::nocreate | ios::in);
+    Widget textWidget = (Widget) m_mainWidget;
+    FILE *fp;
 
-    if (!input.bad())
+    struct stat statb;
+    if ((stat ((char*) (const char*) file, &statb) == -1) || (statb.st_mode & S_IFMT) != S_IFREG ||
+      !(fp = fopen ((char*) (const char*) file, "r")))
     {
-        struct stat stat_buf;
-        if (stat(file, &stat_buf) < 0)
-            return FALSE;
-        // This may need to be a bigger buffer than the file size suggests,
-        // if it's a UNIX file. Give it an extra 1000 just in case.
-        char *tmp_buffer = (char*)malloc((size_t)(stat_buf.st_size+1+1000));
-        long no_lines = 0;
-        long pos = 0;
-        while (!input.eof() && input.peek() != EOF)
-        {
-            input.getline(wxBuffer, 500);
-               int len = strlen(wxBuffer);
-               wxBuffer[len] = 13;
-               wxBuffer[len+1] = 10;
-               wxBuffer[len+2] = 0;
-               strcpy(tmp_buffer+pos, wxBuffer);
-               pos += strlen(wxBuffer);
-               no_lines++;
-         }
-
-         // TODO add line
-
-         free(tmp_buffer);
-
-         return TRUE;
+      return FALSE;
+    }
+    else
+    {
+      long len = statb.st_size;
+      char *text;
+      if (!(text = XtMalloc ((unsigned) (len + 1))))
+       {
+         fclose (fp);
+         return FALSE;
+       }
+      if (fread (text, sizeof (char), len, fp) != (size_t) len)
+       {
+       }
+      fclose (fp);
+
+      text[len] = 0;
+      XmTextSetString (textWidget, text);
+      //      m_textPosition = len;
+      XtFree (text);
+      m_modified = FALSE;
+      return TRUE;
     }
-    return FALSE;
 }
 
 // If file is null, try saved file name first
@@ -299,13 +304,31 @@ bool wxTextCtrl::SaveFile(const wxString& file)
         return FALSE;
     m_fileName = theFile;
 
-    ofstream output((char*) (const char*) theFile);
-    if (output.bad())
-           return FALSE;
+  Widget textWidget = (Widget) m_mainWidget;
+  FILE *fp;
 
-    // TODO get and save text
+  if (!(fp = fopen ((char*) (const char*) theFile, "w")))
+    {
+      return FALSE;
+    }
+  else
+    {
+      char *text = XmTextGetString (textWidget);
+      long len = XmTextGetLastPosition (textWidget);
 
-    return FALSE;
+      if (fwrite (text, sizeof (char), len, fp) != (size_t) len)
+       {
+         // Did not write whole file
+       }
+      // Make sure newline terminates the file
+      if (text[len - 1] != '\n')
+       fputc ('\n', fp);
+
+      fclose (fp);
+      XtFree (text);
+      m_modified = FALSE;
+      return TRUE;
+    }
 }
 
 void wxTextCtrl::WriteText(const wxString& text)
@@ -617,6 +640,57 @@ void wxTextCtrl::OnChar(wxKeyEvent& event)
   }
 }
 
+void wxTextCtrl::ChangeFont(bool keepOriginalSize)
+{
+    wxWindow::ChangeFont(keepOriginalSize);
+}
+
+void wxTextCtrl::ChangeBackgroundColour()
+{
+    wxWindow::ChangeBackgroundColour();
+
+    Widget parent = XtParent ((Widget) m_mainWidget);
+    Widget hsb, vsb;
+
+    XtVaGetValues (parent,
+                    XmNhorizontalScrollBar, &hsb,
+                    XmNverticalScrollBar, &vsb,
+                    NULL);
+
+    /* TODO: should scrollbars be affected? Should probably have separate
+     * function to change them (by default, taken from wxSystemSettings)
+    if (hsb)
+        DoChangeBackgroundColour((WXWidget) hsb, m_backgroundColour, TRUE);
+    if (vsb)
+        DoChangeBackgroundColour((WXWidget) vsb, m_backgroundColour, TRUE);
+     */
+
+    DoChangeBackgroundColour((WXWidget) parent, m_backgroundColour, TRUE);
+}
+
+void wxTextCtrl::ChangeForegroundColour()
+{
+    wxWindow::ChangeForegroundColour();
+
+
+    Widget parent = XtParent ((Widget) m_mainWidget);
+    Widget hsb, vsb;
+
+    XtVaGetValues (parent,
+                    XmNhorizontalScrollBar, &hsb,
+                    XmNverticalScrollBar, &vsb,
+                    NULL);
+
+    /* TODO: should scrollbars be affected? Should probably have separate
+     * function to change them (by default, taken from wxSystemSettings)
+    if (hsb)
+        DoChangeForegroundColour((WXWidget) hsb, m_foregroundColour);
+    if (vsb)
+        DoChangeForegroundColour((WXWidget) vsb, m_foregroundColour);
+     */
+    DoChangeForegroundColour((WXWidget) parent, m_foregroundColour);
+}
+
 static void wxTextWindowChangedProc (Widget w, XtPointer clientData, XtPointer ptr)
 {
   if (!wxGetWindowFromTable(w))