// ============================================================================
// declarations
// ============================================================================
+
#ifdef __GNUG__
#pragma implementation "textctrlbase.h"
#endif
-
+
// for compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
+#if wxUSE_TEXTCTRL
+
#ifndef WX_PRECOMP
#include "wx/intl.h"
#include "wx/log.h"
// implementation
// ============================================================================
+IMPLEMENT_DYNAMIC_CLASS(wxTextUrlEvent, wxCommandEvent)
+
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_TEXT_UPDATED)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_TEXT_ENTER)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_TEXT_URL)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_TEXT_MAXLEN)
+
// ----------------------------------------------------------------------------
// ctor
// ----------------------------------------------------------------------------
wxTextCtrlBase::wxTextCtrlBase()
{
-#ifndef NO_TEXT_WINDOW_STREAM
- #if wxUSE_IOSTREAMH
- if (allocate())
- setp(base(),ebuf());
- #else
- m_streambuf=new char[64];
- setp(m_streambuf,m_streambuf+64);
- #endif //wxUSE_IOSTREAMH
-#endif // NO_TEXT_WINDOW_STREAM
}
wxTextCtrlBase::~wxTextCtrlBase()
{
-#ifndef NO_TEXT_WINDOW_STREAM
-#if !wxUSE_IOSTREAMH
- delete m_streambuf;
-#endif
-#endif
+}
+
+// ----------------------------------------------------------------------------
+// style functions - not implemented here
+// ----------------------------------------------------------------------------
+
+/* static */
+wxTextAttr wxTextAttr::Combine(const wxTextAttr& attr,
+ const wxTextAttr& attrDef,
+ const wxTextCtrlBase *text)
+{
+ wxFont font = attr.GetFont();
+ if ( !font.Ok() )
+ {
+ font = attrDef.GetFont();
+
+ if ( text && !font.Ok() )
+ font = text->GetFont();
+ }
+
+ wxColour colFg = attr.GetTextColour();
+ if ( !colFg.Ok() )
+ {
+ colFg = attrDef.GetTextColour();
+
+ if ( text && !colFg.Ok() )
+ colFg = text->GetForegroundColour();
+ }
+
+ wxColour colBg = attr.GetBackgroundColour();
+ if ( !colBg.Ok() )
+ {
+ colBg = attrDef.GetBackgroundColour();
+
+ if ( text && !colBg.Ok() )
+ colBg = text->GetBackgroundColour();
+ }
+
+ return wxTextAttr(colFg, colBg, font);
+}
+
+// apply styling to text range
+bool wxTextCtrlBase::SetStyle(long WXUNUSED(start), long WXUNUSED(end),
+ const wxTextAttr& WXUNUSED(style))
+{
+ // to be implemented in derived TextCtrl classes
+ return FALSE;
+}
+
+// change default text attributes
+bool wxTextCtrlBase::SetDefaultStyle(const wxTextAttr& style)
+{
+ // keep the old attributes if the new style doesn't specify them unless the
+ // new style is empty - then reset m_defaultStyle (as there is no other way
+ // to do it)
+ if ( style.IsDefault() )
+ m_defaultStyle = style;
+ else
+ m_defaultStyle = wxTextAttr::Combine(style, m_defaultStyle, this);
+
+ return TRUE;
+}
+
+// get default text attributes
+const wxTextAttr& wxTextCtrlBase::GetDefaultStyle() const
+{
+ return m_defaultStyle;
}
// ----------------------------------------------------------------------------
bool wxTextCtrlBase::LoadFile(const wxString& filename)
{
+#if wxUSE_FFILE
wxFFile file(filename);
if ( file.IsOpened() )
{
}
wxLogError(_("File couldn't be loaded."));
+#endif // wxUSE_FFILE
return FALSE;
}
return FALSE;
}
+#if wxUSE_FFILE
wxFFile file(filename, "w");
if ( file.IsOpened() && file.Write(GetValue()) )
{
}
wxLogError(_("The text couldn't be saved."));
+#endif // wxUSE_FFILE
return FALSE;
}
#ifndef NO_TEXT_WINDOW_STREAM
-int wxTextCtrlBase::overflow( int WXUNUSED(c) )
+int wxTextCtrlBase::overflow(int c)
+{
+ AppendText((wxChar)c);
+
+ // return something different from EOF
+ return 0;
+}
+
+#endif // NO_TEXT_WINDOW_STREAM
+
+// ----------------------------------------------------------------------------
+// clipboard stuff
+// ----------------------------------------------------------------------------
+
+bool wxTextCtrlBase::CanCopy() const
{
- int len = pptr() - pbase();
- char *txt = new char[len+1];
- strncpy(txt, pbase(), len);
- txt[len] = '\0';
- (*this) << txt;
- setp(pbase(), epptr());
- delete[] txt;
- return EOF;
+ // can copy if there's a selection
+ long from, to;
+ GetSelection(&from, &to);
+ return from != to;
}
-int wxTextCtrlBase::sync()
+bool wxTextCtrlBase::CanCut() const
{
- int len = pptr() - pbase();
- char *txt = new char[len+1];
- strncpy(txt, pbase(), len);
- txt[len] = '\0';
- (*this) << txt;
- setp(pbase(), epptr());
- delete[] txt;
- return 0;
+ // can cut if there's a selection and if we're not read only
+ return CanCopy() && IsEditable();
}
-int wxTextCtrlBase::underflow()
+bool wxTextCtrlBase::CanPaste() const
{
- return EOF;
+ // can paste if we are not read only
+ return IsEditable();
}
-#endif // NO_TEXT_WINDOW_STREAM
+// ----------------------------------------------------------------------------
+// emulating key presses
+// ----------------------------------------------------------------------------
+
+bool wxTextCtrlBase::EmulateKeyPress(const wxKeyEvent& event)
+{
+ // the generic version is unused in wxMSW
+#ifndef __WIN32__
+ wxChar ch;
+ int keycode = event.GetKeyCode();
+ switch ( keycode )
+ {
+ case WXK_NUMPAD0:
+ case WXK_NUMPAD1:
+ case WXK_NUMPAD2:
+ case WXK_NUMPAD3:
+ case WXK_NUMPAD4:
+ case WXK_NUMPAD5:
+ case WXK_NUMPAD6:
+ case WXK_NUMPAD7:
+ case WXK_NUMPAD8:
+ case WXK_NUMPAD9:
+ ch = _T('0') + keycode - WXK_NUMPAD0;
+ break;
+
+ case WXK_MULTIPLY:
+ case WXK_NUMPAD_MULTIPLY:
+ ch = _T('*');
+ break;
+
+ case WXK_ADD:
+ case WXK_NUMPAD_ADD:
+ ch = _T('+');
+ break;
+
+ case WXK_SUBTRACT:
+ case WXK_NUMPAD_SUBTRACT:
+ ch = _T('-');
+ break;
+
+ case WXK_DECIMAL:
+ case WXK_NUMPAD_DECIMAL:
+ ch = _T('.');
+ break;
+
+ case WXK_DIVIDE:
+ case WXK_NUMPAD_DIVIDE:
+ ch = _T('/');
+ break;
+
+ default:
+ if ( keycode < 256 && keycode >= 0 && wxIsprint(keycode) )
+ {
+ // FIXME this is not going to work for non letters...
+ if ( !event.ShiftDown() )
+ {
+ keycode = wxTolower(keycode);
+ }
+
+ ch = (wxChar)keycode;
+ }
+ else
+ {
+ ch = _T('\0');
+ }
+ }
+
+ if ( ch )
+ {
+ WriteText(ch);
+
+ return TRUE;
+ }
+#endif // !__WIN32__
+
+ return FALSE;
+}
+
+// ----------------------------------------------------------------------------
+// selection and ranges
+// ----------------------------------------------------------------------------
+
+void wxTextCtrlBase::SelectAll()
+{
+ SetSelection(0, GetLastPosition());
+}
+
+wxString wxTextCtrlBase::GetStringSelection() const
+{
+ long from, to;
+ GetSelection(&from, &to);
+
+ return GetRange(from, to);
+}
+
+wxString wxTextCtrlBase::GetRange(long from, long to) const
+{
+ wxString sel;
+ if ( from < to )
+ {
+ sel = GetValue().Mid(from, to - from);
+ }
+
+ return sel;
+}
+
+#else // !wxUSE_TEXTCTRL
+
+// define this one even if !wxUSE_TEXTCTRL because it is also used by other
+// controls (wxComboBox and wxSpinCtrl)
+#include "wx/event.h"
+
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_TEXT_UPDATED)
+
+#endif // wxUSE_TEXTCTRL/!wxUSE_TEXTCTRL
projects / wxWidgets.git / blobdiff