X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/eda40bfc08b7c15d395316768ea662959b5884b9..066f1b7a9580fc6c487efa753d61e3683de61407:/src/common/textcmn.cpp

diff --git a/src/common/textcmn.cpp b/src/common/textcmn.cpp
index 7e081b9037..d43238231f 100644
--- a/src/common/textcmn.cpp
+++ b/src/common/textcmn.cpp
@@ -6,7 +6,7 @@
 // Created:     13.07.99
 // RCS-ID:      $Id$
 // Copyright:   (c) wxWindows team
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
@@ -69,6 +69,30 @@ wxTextCtrlBase::~wxTextCtrlBase()
 // style functions - not implemented here
 // ----------------------------------------------------------------------------
 
+wxTextAttr::wxTextAttr(const wxColour& colText,
+               const wxColour& colBack,
+               const wxFont& font,
+               wxTextAttrAlignment alignment)
+    : m_colText(colText), m_colBack(colBack), m_font(font), m_textAlignment(alignment)
+{
+    m_flags = 0;
+    m_leftIndent = 0;
+    m_rightIndent = 0;
+    if (m_colText.Ok()) m_flags |= wxTEXT_ATTR_TEXT_COLOUR;
+    if (m_colBack.Ok()) m_flags |= wxTEXT_ATTR_BACKGROUND_COLOUR;
+    if (m_font.Ok()) m_flags |= wxTEXT_ATTR_FONT;
+    if (alignment != wxTEXT_ALIGNMENT_DEFAULT)
+        m_flags |= wxTEXT_ATTR_ALIGNMENT;
+}
+
+void wxTextAttr::Init()
+{
+    m_textAlignment = wxTEXT_ALIGNMENT_DEFAULT;
+    m_flags = 0;
+    m_leftIndent = 0;
+    m_rightIndent = 0;
+}
+
 /* static */
 wxTextAttr wxTextAttr::Combine(const wxTextAttr& attr,
                                const wxTextAttr& attrDef,
@@ -101,9 +125,44 @@ wxTextAttr wxTextAttr::Combine(const wxTextAttr& attr,
             colBg = text->GetBackgroundColour();
     }
 
-    return wxTextAttr(colFg, colBg, font);
+    wxTextAttr newAttr(colFg, colBg, font);
+    
+    if (attr.HasAlignment())
+        newAttr.SetAlignment(attr.GetAlignment());
+    else if (attrDef.HasAlignment())
+        newAttr.SetAlignment(attrDef.GetAlignment());
+    
+    if (attr.HasTabs())
+        newAttr.SetTabs(attr.GetTabs());
+    else if (attrDef.HasTabs())
+        newAttr.SetTabs(attrDef.GetTabs());
+    
+    if (attr.HasLeftIndent())
+        newAttr.SetLeftIndent(attr.GetLeftIndent());
+    else if (attrDef.HasLeftIndent())
+        newAttr.SetLeftIndent(attrDef.GetLeftIndent());
+    
+    if (attr.HasRightIndent())
+        newAttr.SetRightIndent(attr.GetRightIndent());
+    else if (attrDef.HasRightIndent())
+        newAttr.SetRightIndent(attrDef.GetRightIndent());    
+    
+    return newAttr;
 }
 
+void wxTextAttr::operator= (const wxTextAttr& attr)
+{
+    m_font = attr.m_font;
+    m_colText = attr.m_colText;
+    m_colBack = attr.m_colBack;
+    m_textAlignment = attr.m_textAlignment;
+    m_leftIndent = attr.m_leftIndent;
+    m_rightIndent = attr.m_rightIndent;
+    m_tabs = attr.m_tabs;
+    m_flags = attr.m_flags;
+}
+
+
 // apply styling to text range
 bool wxTextCtrlBase::SetStyle(long WXUNUSED(start), long WXUNUSED(end),
                               const wxTextAttr& WXUNUSED(style))
@@ -112,11 +171,23 @@ bool wxTextCtrlBase::SetStyle(long WXUNUSED(start), long WXUNUSED(end),
     return FALSE;
 }
 
+// get the styling at the given position
+bool wxTextCtrlBase::GetStyle(long WXUNUSED(position), 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
-    m_defaultStyle = wxTextAttr::Combine(style, m_defaultStyle, this);
+    // 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;
 }
@@ -168,7 +239,7 @@ bool wxTextCtrlBase::SaveFile(const wxString& filename)
     }
 
 #if wxUSE_FFILE
-    wxFFile file(filename, "w");
+    wxFFile file(filename, _T("w"));
     if ( file.IsOpened() && file.Write(GetValue()) )
     {
         // it's not modified any longer
@@ -273,7 +344,110 @@ bool wxTextCtrlBase::CanPaste() const
 }
 
 // ----------------------------------------------------------------------------
-// misc
+// emulating key presses
+// ----------------------------------------------------------------------------
+
+#ifdef __WIN32__
+// the generic version is unused in wxMSW
+bool wxTextCtrlBase::EmulateKeyPress(const wxKeyEvent& WXUNUSED(event))
+{
+    return FALSE;
+}
+#else // !__WIN32__
+bool wxTextCtrlBase::EmulateKeyPress(const wxKeyEvent& event)
+{
+    wxChar ch = 0;
+    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;
+
+        case WXK_DELETE:
+        case WXK_NUMPAD_DELETE:
+            // delete the character at cursor
+            {
+                const long pos = GetInsertionPoint(),
+                           last = GetLastPosition();
+                if ( pos < last )
+                    Remove(pos, pos + 1);
+            }
+            break;
+
+        case WXK_BACK:
+            // delete the character before the cursor
+            {
+                const long pos = GetInsertionPoint();
+                if ( pos > 0 )
+                    Remove(pos - 1, pos);
+            }
+            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;
+    }
+
+    return FALSE;
+}
+#endif // !__WIN32__
+
+// ----------------------------------------------------------------------------
+// selection and ranges
 // ----------------------------------------------------------------------------
 
 void wxTextCtrlBase::SelectAll()
@@ -286,6 +460,11 @@ 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 )
     {
@@ -295,6 +474,20 @@ wxString wxTextCtrlBase::GetStringSelection() const
     return sel;
 }
 
+// do the window-specific processing after processing the update event
+void wxTextCtrlBase::DoUpdateWindowUI(wxUpdateUIEvent& event)
+{
+    if ( event.GetSetEnabled() )
+        Enable(event.GetEnabled());
+    
+    if ( event.GetSetText() )
+    {
+        if ( event.GetText() != GetValue() )
+            SetValue(event.GetText());
+    }    
+}
+
+
 #else // !wxUSE_TEXTCTRL
 
 // define this one even if !wxUSE_TEXTCTRL because it is also used by other