X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/184144794d383a1ddd6167443f6c22a3281aa96c..066f1b7a9580fc6c487efa753d61e3683de61407:/src/common/textcmn.cpp diff --git a/src/common/textcmn.cpp b/src/common/textcmn.cpp index 0ada7cb2f2..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 +69,100 @@ 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, + 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(); + } + + 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)) @@ -77,10 +171,24 @@ 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) +bool wxTextCtrlBase::SetDefaultStyle(const wxTextAttr& style) { - m_defaultStyle = 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; } @@ -131,7 +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 @@ -236,7 +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() @@ -244,11 +455,16 @@ void wxTextCtrlBase::SelectAll() SetSelection(0, GetLastPosition()); } -wxString wxTextCtrlBase::GetSelection() const +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 ) { @@ -258,6 +474,20 @@ wxString wxTextCtrlBase::GetSelection() 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