Initial revision
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@2 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Karsten Ballüder
391
src/gtk/textctrl.cpp
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391
src/gtk/textctrl.cpp
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/////////////////////////////////////////////////////////////////////////////
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// Name: textctrl.cpp
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// Purpose:
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// Author: Robert Roebling
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// Created: 01/02/97
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// Id:
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// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifdef __GNUG__
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#pragma implementation "textctrl.h"
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#endif
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#include "wx/textctrl.h"
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#include "wx/utils.h"
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//-----------------------------------------------------------------------------
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// wxTextCtrl
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//-----------------------------------------------------------------------------
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IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl,wxControl)
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BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
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// EVT_CHAR(wxTextCtrl::OnChar)
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END_EVENT_TABLE()
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wxTextCtrl::wxTextCtrl(void) : streambuf()
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{
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};
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wxTextCtrl::wxTextCtrl( wxWindow *parent, const wxWindowID id, const wxString &value,
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const wxPoint &pos, const wxSize &size,
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const int style, const wxString &name ) : streambuf()
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{
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Create( parent, id, value, pos, size, style, name );
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};
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bool wxTextCtrl::Create( wxWindow *parent, const wxWindowID id, const wxString &value,
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const wxPoint &pos, const wxSize &size,
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const int style, const wxString &name )
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{
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m_needParent = TRUE;
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PreCreation( parent, id, pos, size, style, name );
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if (style & wxTE_MULTILINE)
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m_widget = gtk_text_new( NULL, NULL );
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else
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m_widget = gtk_entry_new();
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if (!value.IsNull())
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{
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gint tmp = 0;
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gtk_editable_insert_text( GTK_EDITABLE(m_widget), value, value.Length(), &tmp );
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};
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wxSize newSize = size;
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if (newSize.x == -1) newSize.x = 80;
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if (newSize.y == -1) newSize.y = 26;
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SetSize( newSize.x, newSize.y );
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PostCreation();
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Show( TRUE );
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return TRUE;
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};
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wxString wxTextCtrl::GetValue(void) const
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{
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wxString tmp;
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if (m_windowStyle & wxTE_MULTILINE)
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{
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gint len = gtk_text_get_length( GTK_TEXT(m_widget) );
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tmp = gtk_editable_get_chars( GTK_EDITABLE(m_widget), 0, len-1 );
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}
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else
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{
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tmp = gtk_entry_get_text( GTK_ENTRY(m_widget) );
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};
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return tmp;
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};
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void wxTextCtrl::SetValue( const wxString &value )
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{
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wxString tmp = "";
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if (!value.IsNull()) tmp = value;
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if (m_windowStyle & wxTE_MULTILINE)
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{
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gint len = gtk_text_get_length( GTK_TEXT(m_widget) );
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gtk_editable_delete_text( GTK_EDITABLE(m_widget), 0, len-1 );
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len = 0;
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gtk_editable_insert_text( GTK_EDITABLE(m_widget), tmp, tmp.Length(), &len );
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}
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else
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{
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gtk_entry_set_text( GTK_ENTRY(m_widget), tmp );
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};
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};
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void wxTextCtrl::WriteText( const wxString &text )
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{
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if (text.IsNull()) return;
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if (m_windowStyle & wxTE_MULTILINE)
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{
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gint len = gtk_text_get_length( GTK_TEXT(m_widget) );
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gtk_editable_insert_text( GTK_EDITABLE(m_widget), text, text.Length(), &len );
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}
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else
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{
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gtk_entry_append_text( GTK_ENTRY(m_widget), text );
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};
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};
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/*
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wxString wxTextCtrl::GetLineText( const long lineNo ) const
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{
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};
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bool wxTextCtrl::LoadFile( const wxString &file )
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{
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};
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bool wxTextCtrl::SaveFile( const wxString &file )
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{
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};
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void wxTextCtrl::DiscardEdits(void)
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{
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};
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bool wxTextCtrl::IsModified(void)
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{
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};
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void wxTextCtrl::OnDropFiles( wxDropFilesEvent &event )
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{
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};
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long wxTextCtrl::PositionToXY( const long pos, long *x, long *y ) const
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{
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};
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long wxTextCtrl::XYToPosition( const long x, const long y )
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{
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};
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int wxTextCtrl::GetNumberOfLines(void)
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{
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};
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*/
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void wxTextCtrl::SetInsertionPoint( const long pos )
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{
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int tmp = (int) pos;
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if (m_windowStyle & wxTE_MULTILINE)
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gtk_text_set_point( GTK_TEXT(m_widget), tmp );
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else
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gtk_entry_set_position( GTK_ENTRY(m_widget), tmp );
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};
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void wxTextCtrl::SetInsertionPointEnd(void)
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{
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int pos = 0;
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if (m_windowStyle & wxTE_MULTILINE)
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pos = gtk_text_get_length( GTK_TEXT(m_widget) );
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else
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pos = GTK_ENTRY(m_widget)->text_length;
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SetInsertionPoint( pos-1 );
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};
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void wxTextCtrl::SetEditable( const bool editable )
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{
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if (m_windowStyle & wxTE_MULTILINE)
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gtk_text_set_editable( GTK_TEXT(m_widget), editable );
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else
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gtk_entry_set_editable( GTK_ENTRY(m_widget), editable );
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};
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void wxTextCtrl::SetSelection( const long from, const long to )
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{
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gtk_editable_select_region( GTK_EDITABLE(m_widget), (gint)from, (gint)to );
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};
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void wxTextCtrl::ShowPosition( const long WXUNUSED(pos) )
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{
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};
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long wxTextCtrl::GetInsertionPoint(void) const
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{
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return (long) GTK_EDITABLE(m_widget)->current_pos;
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};
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long wxTextCtrl::GetLastPosition(void) const
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{
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int pos = 0;
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if (m_windowStyle & wxTE_MULTILINE)
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pos = gtk_text_get_length( GTK_TEXT(m_widget) );
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else
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pos = GTK_ENTRY(m_widget)->text_length;
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return (long)pos-1;
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};
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void wxTextCtrl::Remove( const long from, const long to )
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{
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gtk_editable_delete_text( GTK_EDITABLE(m_widget), (gint)from, (gint)to );
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};
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void wxTextCtrl::Replace( const long from, const long to, const wxString &value )
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{
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gtk_editable_delete_text( GTK_EDITABLE(m_widget), (gint)from, (gint)to );
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if (value.IsNull()) return;
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gint pos = (gint)to;
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gtk_editable_insert_text( GTK_EDITABLE(m_widget), value, value.Length(), &pos );
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};
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void wxTextCtrl::Cut(void)
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{
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gtk_editable_cut_clipboard( GTK_EDITABLE(m_widget), 0 );
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};
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void wxTextCtrl::Copy(void)
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{
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gtk_editable_copy_clipboard( GTK_EDITABLE(m_widget), 0 );
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};
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void wxTextCtrl::Paste(void)
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{
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gtk_editable_paste_clipboard( GTK_EDITABLE(m_widget), 0 );
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};
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void wxTextCtrl::Delete(void)
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{
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SetValue( "" );
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};
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void wxTextCtrl::OnChar( wxKeyEvent &WXUNUSED(event) )
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{
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};
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int wxTextCtrl::overflow(int c)
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{
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// Make sure there is a holding area
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if ( allocate()==EOF )
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{
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wxError("Streambuf allocation failed","Internal error");
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return EOF;
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}
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// Verify that there are no characters in get area
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if ( gptr() && gptr() < egptr() )
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{
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wxError("Who's trespassing my get area?","Internal error");
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return EOF;
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}
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// Reset get area
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setg(0,0,0);
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// Make sure there is a put area
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if ( ! pptr() )
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{
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/* This doesn't seem to be fatal so comment out error message */
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// wxError("Put area not opened","Internal error");
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setp( base(), base() );
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}
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// Determine how many characters have been inserted but no consumed
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int plen = pptr() - pbase();
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// Now Jerry relies on the fact that the buffer is at least 2 chars
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// long, but the holding area "may be as small as 1" ???
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// And we need an additional \0, so let's keep this inefficient but
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// safe copy.
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// If c!=EOF, it is a character that must also be comsumed
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int xtra = c==EOF? 0 : 1;
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// Write temporary C-string to wxTextWindow
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{
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char *txt = new char[plen+xtra+1];
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memcpy(txt, pbase(), plen);
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txt[plen] = (char)c; // append c
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txt[plen+xtra] = '\0'; // append '\0' or overwrite c
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// If the put area already contained \0, output will be truncated there
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WriteText(txt);
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delete[] txt;
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}
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// Reset put area
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setp(pbase(), epptr());
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#if defined(__WATCOMC__)
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return __NOT_EOF;
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#elif defined(zapeof) // HP-UX (all cfront based?)
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return zapeof(c);
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#else
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return c!=EOF ? c : 0; // this should make everybody happy
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#endif
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/* OLD CODE
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int len = pptr() - pbase();
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char *txt = new char[len+1];
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strncpy(txt, pbase(), len);
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txt[len] = '\0';
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(*this) << txt;
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setp(pbase(), epptr());
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delete[] txt;
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return EOF;
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*/
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};
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int wxTextCtrl::sync(void)
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{
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// Verify that there are no characters in get area
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if ( gptr() && gptr() < egptr() )
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{
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wxError("Who's trespassing my get area?","Internal error");
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return EOF;
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}
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if ( pptr() && pptr() > pbase() ) return overflow(EOF);
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return 0;
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/* OLD CODE
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int len = pptr() - pbase();
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char *txt = new char[len+1];
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strncpy(txt, pbase(), len);
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txt[len] = '\0';
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(*this) << txt;
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setp(pbase(), epptr());
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delete[] txt;
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return 0;
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*/
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};
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int wxTextCtrl::underflow(void)
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{
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return EOF;
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};
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wxTextCtrl& wxTextCtrl::operator<<(const wxString& s)
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{
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WriteText(s);
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return *this;
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}
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wxTextCtrl& wxTextCtrl::operator<<(const float f)
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{
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static char buf[100];
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sprintf(buf, "%.2f", f);
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WriteText(buf);
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return *this;
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}
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wxTextCtrl& wxTextCtrl::operator<<(const double d)
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{
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static char buf[100];
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sprintf(buf, "%.2f", d);
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WriteText(buf);
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return *this;
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}
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wxTextCtrl& wxTextCtrl::operator<<(const int i)
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{
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static char buf[100];
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sprintf(buf, "%i", i);
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WriteText(buf);
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return *this;
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}
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wxTextCtrl& wxTextCtrl::operator<<(const long i)
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{
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static char buf[100];
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sprintf(buf, "%ld", i);
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WriteText(buf);
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return *this;
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}
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wxTextCtrl& wxTextCtrl::operator<<(const char c)
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{
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char buf[2];
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buf[0] = c;
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buf[1] = 0;
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WriteText(buf);
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return *this;
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}
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