X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6085b116d60c1f5e6b8a036aed1941477182867d..493c9f6bb22eef04391998cb1770cf32f1cc6efc:/src/gtk1/textctrl.cpp diff --git a/src/gtk1/textctrl.cpp b/src/gtk1/textctrl.cpp index c738901fb5..2ed849a995 100644 --- a/src/gtk1/textctrl.cpp +++ b/src/gtk1/textctrl.cpp @@ -14,7 +14,9 @@ #include "wx/textctrl.h" #include "wx/utils.h" #include "wx/intl.h" +#include "wx/log.h" #include "wx/settings.h" +#include "wx/panel.h" #include #include @@ -24,11 +26,19 @@ #include "gtk/gtk.h" #include "gdk/gdkkeysyms.h" +//----------------------------------------------------------------------------- +// idle system +//----------------------------------------------------------------------------- + +extern void wxapp_install_idle_handler(); +extern bool g_isIdle; + //----------------------------------------------------------------------------- // data //----------------------------------------------------------------------------- -extern bool g_blockEventsOnDrag; +extern bool g_blockEventsOnDrag; +extern wxCursor g_globalCursor; //----------------------------------------------------------------------------- // "changed" @@ -37,27 +47,145 @@ extern bool g_blockEventsOnDrag; static void gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win ) { - win->SetModified(); + if (!win->m_hasVMT) return; - win->CalculateScrollbar(); + if (g_isIdle) + wxapp_install_idle_handler(); + + win->SetModified(); + win->UpdateFontIfNeeded(); - wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->m_windowId ); - event.SetString( copystring(win->GetValue()) ); + wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() ); + event.SetString( win->GetValue() ); event.SetEventObject( win ); win->GetEventHandler()->ProcessEvent( event ); - delete[] event.GetString(); } //----------------------------------------------------------------------------- -// "size_allocate" +// "changed" from vertical scrollbar //----------------------------------------------------------------------------- static void -gtk_text_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* WXUNUSED(alloc), wxTextCtrl *win ) +gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win ) { + if (!win->m_hasVMT) return; + + if (g_isIdle) + wxapp_install_idle_handler(); + win->CalculateScrollbar(); } +//----------------------------------------------------------------------------- +// "focus_in_event" +//----------------------------------------------------------------------------- + +wxWindow *FindFocusedChild(wxWindow *win); +extern wxWindow *g_focusWindow; +extern bool g_blockEventsOnDrag; +// extern bool g_isIdle; + +static gint gtk_text_focus_in_callback( GtkWidget *widget, GdkEvent *WXUNUSED(event), wxWindow *win ) +{ + // Necessary? +#if 0 + if (g_isIdle) + wxapp_install_idle_handler(); +#endif + if (!win->m_hasVMT) return FALSE; + if (g_blockEventsOnDrag) return FALSE; + + g_focusWindow = win; + + wxPanel *panel = wxDynamicCast(win->GetParent(), wxPanel); + if (panel) + { + panel->SetLastFocus(win); + } + +#ifdef HAVE_XIM + if (win->m_ic) + gdk_im_begin(win->m_ic, win->m_wxwindow->window); +#endif + +#if 0 +#ifdef wxUSE_CARET + // caret needs to be informed about focus change + wxCaret *caret = win->GetCaret(); + if ( caret ) + { + caret->OnSetFocus(); + } +#endif // wxUSE_CARET +#endif + + wxFocusEvent event( wxEVT_SET_FOCUS, win->GetId() ); + event.SetEventObject( win ); + + if (win->GetEventHandler()->ProcessEvent( event )) + { + gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "focus_in_event" ); + return TRUE; + } + + return FALSE; +} + +//----------------------------------------------------------------------------- +// "focus_out_event" +//----------------------------------------------------------------------------- + +static gint gtk_text_focus_out_callback( GtkWidget *widget, GdkEvent *WXUNUSED(event), wxWindow *win ) +{ +#if 0 + if (g_isIdle) + wxapp_install_idle_handler(); +#endif + + if (!win->m_hasVMT) return FALSE; + if (g_blockEventsOnDrag) return FALSE; + +#if 0 + // if the focus goes out of our app alltogether, OnIdle() will send + // wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset + // g_sendActivateEvent to -1 + g_sendActivateEvent = 0; +#endif + + wxWindow *winFocus = FindFocusedChild(win); + if ( winFocus ) + win = winFocus; + + g_focusWindow = (wxWindow *)NULL; + +#ifdef HAVE_XIM + if (win->m_ic) + gdk_im_end(); +#endif + +#if 0 +#ifdef wxUSE_CARET + // caret needs to be informed about focus change + wxCaret *caret = win->GetCaret(); + if ( caret ) + { + caret->OnKillFocus(); + } +#endif // wxUSE_CARET +#endif + + wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() ); + event.SetEventObject( win ); + + if (win->GetEventHandler()->ProcessEvent( event )) + { + gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "focus_out_event" ); + return TRUE; + } + + return FALSE; +} + //----------------------------------------------------------------------------- // wxTextCtrl //----------------------------------------------------------------------------- @@ -66,127 +194,182 @@ IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl,wxControl) BEGIN_EVENT_TABLE(wxTextCtrl, wxControl) EVT_CHAR(wxTextCtrl::OnChar) -END_EVENT_TABLE() -#ifndef NO_TEXT_WINDOW_STREAM -wxTextCtrl::wxTextCtrl() : streambuf() -{ - if (allocate()) setp(base(),ebuf()); + EVT_MENU(wxID_CUT, wxTextCtrl::OnCut) + EVT_MENU(wxID_COPY, wxTextCtrl::OnCopy) + EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste) + EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo) + EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo) + + EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut) + EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy) + EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste) + EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo) + EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo) +END_EVENT_TABLE() - m_modified = FALSE; -} -#else -wxTextCtrl::wxTextCtrl() +void wxTextCtrl::Init() { m_modified = FALSE; + m_updateFont = FALSE; + m_text = + m_vScrollbar = (GtkWidget *)NULL; } -#endif -#ifndef NO_TEXT_WINDOW_STREAM -wxTextCtrl::wxTextCtrl( wxWindow *parent, wxWindowID id, const wxString &value, - const wxPoint &pos, const wxSize &size, - int style, const wxValidator& validator, const wxString &name ) : streambuf() +wxTextCtrl::wxTextCtrl( wxWindow *parent, + wxWindowID id, + const wxString &value, + const wxPoint &pos, + const wxSize &size, + long style, + const wxValidator& validator, + const wxString &name ) { - if (allocate()) setp(base(),ebuf()); + Init(); - m_modified = FALSE; - Create( parent, id, value, pos, size, style, validator, name ); -} -#else -wxTextCtrl::wxTextCtrl( wxWindow *parent, wxWindowID id, const wxString &value, - const wxPoint &pos, const wxSize &size, - int style, const wxValidator& validator, const wxString &name ) -{ - m_modified = FALSE; Create( parent, id, value, pos, size, style, validator, name ); } -#endif -bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value, - const wxPoint &pos, const wxSize &size, - int style, const wxValidator& validator, const wxString &name ) +bool wxTextCtrl::Create( wxWindow *parent, + wxWindowID id, + const wxString &value, + const wxPoint &pos, + const wxSize &size, + long style, + const wxValidator& validator, + const wxString &name ) { m_needParent = TRUE; m_acceptsFocus = TRUE; - PreCreation( parent, id, pos, size, style, name ); + if (!PreCreation( parent, pos, size ) || + !CreateBase( parent, id, pos, size, style, validator, name )) + { + wxFAIL_MSG( wxT("wxTextCtrl creation failed") ); + return FALSE; + } - SetValidator( validator ); - m_vScrollbarVisible = TRUE; + m_vScrollbarVisible = FALSE; bool multi_line = (style & wxTE_MULTILINE) != 0; - if ( multi_line ) + if (multi_line) { - // a multi-line edit control: create a vertical scrollbar by default and - // horizontal if requested +#if (GTK_MINOR_VERSION > 2) + /* a multi-line edit control: create a vertical scrollbar by default and + horizontal if requested */ bool bHasHScrollbar = (style & wxHSCROLL) != 0; +#else + bool bHasHScrollbar = FALSE; +#endif - // create our control... + /* create our control ... */ m_text = gtk_text_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL ); - // ... and put into the upper left hand corner of the table + /* ... and put into the upper left hand corner of the table */ m_widget = gtk_table_new(bHasHScrollbar ? 2 : 1, 2, FALSE); + GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS ); gtk_table_attach( GTK_TABLE(m_widget), m_text, 0, 1, 0, 1, (GtkAttachOptions)(GTK_FILL | GTK_EXPAND | GTK_SHRINK), (GtkAttachOptions)(GTK_FILL | GTK_EXPAND | GTK_SHRINK), 0, 0); - // put the horizontal scrollbar in the lower left hand corner + /* always wrap words */ + gtk_text_set_word_wrap( GTK_TEXT(m_text), TRUE ); + +#if (GTK_MINOR_VERSION > 2) + /* put the horizontal scrollbar in the lower left hand corner */ if (bHasHScrollbar) { GtkWidget *hscrollbar = gtk_hscrollbar_new(GTK_TEXT(m_text)->hadj); + GTK_WIDGET_UNSET_FLAGS( hscrollbar, GTK_CAN_FOCUS ); gtk_table_attach(GTK_TABLE(m_widget), hscrollbar, 0, 1, 1, 2, - (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), + (GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK), GTK_FILL, 0, 0); gtk_widget_show(hscrollbar); + + /* don't wrap lines, otherwise we wouldn't need the scrollbar */ + gtk_text_set_line_wrap( GTK_TEXT(m_text), FALSE ); } +#endif - // finally, put the vertical scrollbar in the upper right corner + /* finally, put the vertical scrollbar in the upper right corner */ m_vScrollbar = gtk_vscrollbar_new( GTK_TEXT(m_text)->vadj ); + GTK_WIDGET_UNSET_FLAGS( m_vScrollbar, GTK_CAN_FOCUS ); gtk_table_attach(GTK_TABLE(m_widget), m_vScrollbar, 1, 2, 0, 1, GTK_FILL, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK), 0, 0); - gtk_widget_show( m_vScrollbar ); - - gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate", - GTK_SIGNAL_FUNC(gtk_text_size_callback), (gpointer)this ); } else { - // a single-line text control: no need for scrollbars + /* a single-line text control: no need for scrollbars */ m_widget = m_text = gtk_entry_new(); } - wxSize newSize = size; - if (newSize.x == -1) newSize.x = 80; - if (newSize.y == -1) newSize.y = 26; - SetSize( newSize.x, newSize.y ); + m_parent->DoAddChild( this ); - m_parent->AddChild( this ); + PostCreation(); - (m_parent->m_insertCallback)( m_parent, this ); + SetFont( parent->GetFont() ); - PostCreation(); + wxSize size_best( DoGetBestSize() ); + wxSize new_size( size ); + if (new_size.x == -1) + new_size.x = size_best.x; + if (new_size.y == -1) + new_size.y = size_best.y; + if ((new_size.x != size.x) || (new_size.y != size.y)) + SetSize( new_size.x, new_size.y ); if (multi_line) - { - gtk_widget_realize(m_text); gtk_widget_show(m_text); + + if (multi_line) + { + gtk_signal_connect(GTK_OBJECT(GTK_TEXT(m_text)->vadj), "changed", + (GtkSignalFunc) gtk_scrollbar_changed_callback, (gpointer) this ); + + gtk_signal_connect( GTK_OBJECT(GTK_TEXT(m_text)), "focus_in_event", + GTK_SIGNAL_FUNC(gtk_text_focus_in_callback), (gpointer)this ); + + gtk_signal_connect( GTK_OBJECT(GTK_TEXT(m_text)), "focus_out_event", + GTK_SIGNAL_FUNC(gtk_text_focus_out_callback), (gpointer)this ); } + else + { + gtk_signal_connect( GTK_OBJECT(m_text), "focus_in_event", + GTK_SIGNAL_FUNC(gtk_text_focus_in_callback), (gpointer)this ); - // we want to be notified about text changes - gtk_signal_connect( GTK_OBJECT(m_text), "changed", - GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); + gtk_signal_connect( GTK_OBJECT(m_text), "focus_out_event", + GTK_SIGNAL_FUNC(gtk_text_focus_out_callback), (gpointer)this ); + } - if (!value.IsNull()) + if (!value.IsEmpty()) { gint tmp = 0; + +#if GTK_MINOR_VERSION == 0 + // if we don't realize it, GTK 1.0.6 dies with a SIGSEGV in + // gtk_editable_insert_text() + gtk_widget_realize(m_text); +#endif // GTK 1.0 + +#if wxUSE_UNICODE + wxWX2MBbuf val = value.mbc_str(); + gtk_editable_insert_text( GTK_EDITABLE(m_text), val, strlen(val), &tmp ); +#else // !Unicode gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &tmp ); - SetInsertionPointEnd(); +#endif // Unicode/!Unicode + + if (multi_line) + { + /* bring editable's cursor uptodate. bug in GTK. */ + + GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) ); + } } if (style & wxTE_PASSWORD) @@ -206,11 +389,19 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value, gtk_text_set_editable( GTK_TEXT(m_text), 1 ); } - Show( TRUE ); + /* we want to be notified about text changes */ + gtk_signal_connect( GTK_OBJECT(m_text), "changed", + GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); - SetBackgroundColour( parent->GetBackgroundColour() ); + /* we don't set a valid background colour, because the window + manager should use a default one */ + m_backgroundColour = wxColour(); SetForegroundColour( parent->GetForegroundColour() ); + m_cursor = wxCursor( wxCURSOR_IBEAM ); + + Show( TRUE ); + return TRUE; } @@ -224,171 +415,147 @@ void wxTextCtrl::CalculateScrollbar() { if (m_vScrollbarVisible) { - gtk_widget_hide( m_vScrollbar ); - - m_vScrollbarVisible = FALSE; + gtk_widget_hide( m_vScrollbar ); + m_vScrollbarVisible = FALSE; } } else { if (!m_vScrollbarVisible) { - gtk_widget_show( m_vScrollbar ); - - m_vScrollbarVisible = TRUE; + gtk_widget_show( m_vScrollbar ); + m_vScrollbarVisible = TRUE; } } } wxString wxTextCtrl::GetValue() const { - wxCHECK_MSG( m_text != NULL, "", "invalid text ctrl" ); + wxCHECK_MSG( m_text != NULL, wxT(""), wxT("invalid text ctrl") ); wxString tmp; if (m_windowStyle & wxTE_MULTILINE) { gint len = gtk_text_get_length( GTK_TEXT(m_text) ); char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len ); - tmp = text; + tmp = wxString(text,*wxConvCurrent); g_free( text ); } else { - tmp = gtk_entry_get_text( GTK_ENTRY(m_text) ); + tmp = wxString(gtk_entry_get_text( GTK_ENTRY(m_text) ),*wxConvCurrent); } return tmp; } void wxTextCtrl::SetValue( const wxString &value ) { - wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - wxString tmp = ""; - if (!value.IsNull()) tmp = value; if (m_windowStyle & wxTE_MULTILINE) { gint len = gtk_text_get_length( GTK_TEXT(m_text) ); gtk_editable_delete_text( GTK_EDITABLE(m_text), 0, len ); len = 0; - gtk_editable_insert_text( GTK_EDITABLE(m_text), tmp, tmp.Length(), &len ); +#if wxUSE_UNICODE + wxWX2MBbuf tmpbuf = value.mbc_str(); + gtk_editable_insert_text( GTK_EDITABLE(m_text), tmpbuf, strlen(tmpbuf), &len ); +#else + gtk_editable_insert_text( GTK_EDITABLE(m_text), value.mbc_str(), value.Length(), &len ); +#endif } else { - gtk_entry_set_text( GTK_ENTRY(m_text), tmp ); + gtk_entry_set_text( GTK_ENTRY(m_text), value.mbc_str() ); } + + // GRG, Jun/2000: Changed this after a lot of discussion in + // the lists. wxWindows 2.2 will have a set of flags to + // customize this behaviour. + SetInsertionPoint(0); + + m_modified = FALSE; } void wxTextCtrl::WriteText( const wxString &text ) { - wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - if (text.IsNull()) return; + if (text.IsEmpty()) return; if (m_windowStyle & wxTE_MULTILINE) { - gint len = gtk_text_get_length( GTK_TEXT(m_text) ); + /* this moves the cursor pos to behind the inserted text */ + gint len = GTK_EDITABLE(m_text)->current_pos; + +#if wxUSE_UNICODE + wxWX2MBbuf buf = text.mbc_str(); + gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &len ); +#else gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len ); +#endif + + /* bring editable's cursor uptodate. bug in GTK. */ + GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) ); } else { - gtk_entry_append_text( GTK_ENTRY(m_text), text ); + /* this moves the cursor pos to behind the inserted text */ + gint len = GTK_EDITABLE(m_text)->current_pos; +#if wxUSE_UNICODE + wxWX2MBbuf buf = text.mbc_str(); + gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &len ); +#else + gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len ); +#endif + + /* bring editable's cursor uptodate. bug in GTK. */ + GTK_EDITABLE(m_text)->current_pos += text.Len(); + + /* bring entry's cursor uptodate. bug in GTK. */ + gtk_entry_set_position( GTK_ENTRY(m_text), GTK_EDITABLE(m_text)->current_pos ); } } -bool wxTextCtrl::LoadFile( const wxString &file ) +void wxTextCtrl::AppendText( const wxString &text ) { - wxCHECK_MSG( m_text != NULL, FALSE, "invalid text ctrl" ); - - if (!wxFileExists(file)) return FALSE; - - Clear(); - - FILE *fp = (FILE*) NULL; - 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"))) - { - return FALSE; - } - else - { - gint len = statb.st_size; - char *text; - if (!(text = (char*)malloc ((unsigned) (len + 1)))) - { - fclose (fp); - return FALSE; - } - if (fread (text, sizeof (char), len, fp) != (size_t) len) - { - } - fclose (fp); + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - text[len] = 0; + if (text.IsEmpty()) return; if (m_windowStyle & wxTE_MULTILINE) { - gint pos = 0; - gtk_editable_insert_text( GTK_EDITABLE(m_text), text, len, &pos ); - } - else - { - gtk_entry_set_text( GTK_ENTRY(m_text), text ); - } - - free (text); - m_modified = FALSE; - return TRUE; - } - return FALSE; -} - -bool wxTextCtrl::SaveFile( const wxString &file ) -{ - wxCHECK_MSG( m_text != NULL, FALSE, "invalid text ctrl" ); - - if (file == "") return FALSE; + bool hasSpecialAttributes = m_font.Ok() || + m_foregroundColour.Ok(); + if ( hasSpecialAttributes ) + { + gtk_text_insert( GTK_TEXT(m_text), + m_font.GetInternalFont(), + m_foregroundColour.GetColor(), + m_backgroundColour.Ok() ? + m_backgroundColour.GetColor(): NULL, + text.mbc_str(), text.length()); - FILE *fp; + } + else + { + /* we'll insert at the last position */ + gint len = gtk_text_get_length( GTK_TEXT(m_text) ); +#if wxUSE_UNICODE + wxWX2MBbuf buf = text.mbc_str(); + gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &len ); +#else + gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len ); +#endif + } - if (!(fp = fopen ((char*) (const char*) file, "w"))) - { - return FALSE; + /* bring editable's cursor uptodate. bug in GTK. */ + GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) ); } - else + else { - char *text = (char*) NULL; - gint len = 0; - - if (m_windowStyle & wxTE_MULTILINE) - { - len = gtk_text_get_length( GTK_TEXT(m_text) ); - text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len ); - } - else - { - text = gtk_entry_get_text( GTK_ENTRY(m_text) ); - } - - 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); - - if (m_windowStyle & wxTE_MULTILINE) g_free( text ); - - m_modified = FALSE; - return TRUE; + gtk_entry_append_text( GTK_ENTRY(m_text), text.mbc_str() ); } - - return TRUE; } wxString wxTextCtrl::GetLineText( long lineNo ) const @@ -400,7 +567,7 @@ wxString wxTextCtrl::GetLineText( long lineNo ) const if (text) { - wxString buf(""); + wxString buf(wxT("")); long i; int currentLine = 0; for (i = 0; currentLine != lineNo && text[i]; i++ ) @@ -426,10 +593,12 @@ wxString wxTextCtrl::GetLineText( long lineNo ) const void wxTextCtrl::OnDropFiles( wxDropFilesEvent &WXUNUSED(event) ) { - wxFAIL_MSG( "wxTextCtrl::OnDropFiles not implemented" ); + /* If you implement this, don't forget to update the documentation! + * (file docs/latex/wx/text.tex) */ + wxFAIL_MSG( wxT("wxTextCtrl::OnDropFiles not implemented") ); } -long wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const +bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const { if ( m_windowStyle & wxTE_MULTILINE ) { @@ -439,19 +608,16 @@ long wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const if( (unsigned long)pos > text.Len() ) return FALSE; - *x=1; // Col 1 - *y=1; // Line 1 - - if (pos == 0) - return TRUE; + *x=0; // First Col + *y=0; // First Line - const char* stop = text.c_str() + pos; - for ( const char *p = text.c_str(); p < stop; p++ ) + const wxChar* stop = text.c_str() + pos; + for ( const wxChar *p = text.c_str(); p < stop; p++ ) { - if (*p == '\n') + if (*p == wxT('\n')) { (*y)++; - *x=1; + *x=0; } else (*x)++; @@ -461,7 +627,7 @@ long wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const { if ( pos <= GTK_ENTRY(m_text)->text_length ) { - *y = 1; + *y = 0; *x = pos; } else @@ -479,11 +645,9 @@ long wxTextCtrl::XYToPosition(long x, long y ) const if (!(m_windowStyle & wxTE_MULTILINE)) return 0; long pos=0; - /* This is a kludge; our XY values are 1-based, but GetLineLength() - * and --Text() start counting at 0. (and so say the docs) */ - for( int i=1; icurrent_pos = gtk_text_get_point( GTK_TEXT(m_text) ); + } else + { gtk_entry_set_position( GTK_ENTRY(m_text), (int)pos ); + + /* bring editable's cursor uptodate. bug in GTK. */ + + GTK_EDITABLE(m_text)->current_pos = (guint32)pos; + } } void wxTextCtrl::SetInsertionPointEnd() { - wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); if (m_windowStyle & wxTE_MULTILINE) SetInsertionPoint(gtk_text_get_length(GTK_TEXT(m_text))); @@ -546,7 +737,7 @@ void wxTextCtrl::SetInsertionPointEnd() void wxTextCtrl::SetEditable( bool editable ) { - wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); if (m_windowStyle & wxTE_MULTILINE) gtk_text_set_editable( GTK_TEXT(m_text), editable ); @@ -554,28 +745,82 @@ void wxTextCtrl::SetEditable( bool editable ) gtk_entry_set_editable( GTK_ENTRY(m_text), editable ); } +bool wxTextCtrl::Enable( bool enable ) +{ + if (!wxWindowBase::Enable(enable)) + { + // nothing to do + return FALSE; + } + + if (m_windowStyle & wxTE_MULTILINE) + { + gtk_text_set_editable( GTK_TEXT(m_text), enable ); + OnParentEnable(enable); + } + else + { + gtk_widget_set_sensitive( m_text, enable ); + } + + return TRUE; +} + +// wxGTK-specific: called recursively by Enable, +// to give widgets an oppprtunity to correct their colours after they +// have been changed by Enable +void wxTextCtrl::OnParentEnable( bool enable ) +{ + // If we have a custom background colour, we use this colour in both + // disabled and enabled mode, or we end up with a different colour under the + // text. + wxColour oldColour = GetBackgroundColour(); + if (oldColour.Ok()) + { + // Need to set twice or it'll optimize the useful stuff out + if (oldColour == * wxWHITE) + SetBackgroundColour(*wxBLACK); + else + SetBackgroundColour(*wxWHITE); + SetBackgroundColour(oldColour); + } +} + +void wxTextCtrl::DiscardEdits() +{ + m_modified = FALSE; +} + void wxTextCtrl::SetSelection( long from, long to ) { - wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); + + if ( (m_windowStyle & wxTE_MULTILINE) && + !GTK_TEXT(m_text)->line_start_cache ) + { + // tell the programmer that it didn't work + wxLogDebug(_T("Can't call SetSelection() before realizing the control")); + return; + } gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to ); } void wxTextCtrl::ShowPosition( long WXUNUSED(pos) ) { - wxFAIL_MSG( "wxTextCtrl::ShowPosition not implemented" ); +// SetInsertionPoint( pos ); } long wxTextCtrl::GetInsertionPoint() const { - wxCHECK_MSG( m_text != NULL, 0, "invalid text ctrl" ); + wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") ); return (long) GTK_EDITABLE(m_text)->current_pos; } long wxTextCtrl::GetLastPosition() const { - wxCHECK_MSG( m_text != NULL, 0, "invalid text ctrl" ); + wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") ); int pos = 0; if (m_windowStyle & wxTE_MULTILINE) @@ -583,31 +828,39 @@ long wxTextCtrl::GetLastPosition() const else pos = GTK_ENTRY(m_text)->text_length; - return (long)pos-1; + return (long)pos; } void wxTextCtrl::Remove( long from, long to ) { - wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to ); } void wxTextCtrl::Replace( long from, long to, const wxString &value ) { - wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to ); - if (value.IsNull()) return; - gint pos = (gint)from; - gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &pos ); + + if (!value.IsEmpty()) + { + gint pos = (gint)from; +#if wxUSE_UNICODE + wxWX2MBbuf buf = value.mbc_str(); + gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &pos ); +#else + gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &pos ); +#endif + } } void wxTextCtrl::Cut() { - wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); -#if (GTK_MINOR_VERSION == 1) +#if (GTK_MINOR_VERSION > 0) gtk_editable_cut_clipboard( GTK_EDITABLE(m_text) ); #else gtk_editable_cut_clipboard( GTK_EDITABLE(m_text), 0 ); @@ -616,9 +869,9 @@ void wxTextCtrl::Cut() void wxTextCtrl::Copy() { - wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); -#if (GTK_MINOR_VERSION == 1) +#if (GTK_MINOR_VERSION > 0) gtk_editable_copy_clipboard( GTK_EDITABLE(m_text) ); #else gtk_editable_copy_clipboard( GTK_EDITABLE(m_text), 0 ); @@ -627,112 +880,140 @@ void wxTextCtrl::Copy() void wxTextCtrl::Paste() { - wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); -#if (GTK_MINOR_VERSION == 1) +#if (GTK_MINOR_VERSION > 0) gtk_editable_paste_clipboard( GTK_EDITABLE(m_text) ); #else gtk_editable_paste_clipboard( GTK_EDITABLE(m_text), 0 ); #endif } -void wxTextCtrl::Clear() +bool wxTextCtrl::CanCopy() const { - SetValue( "" ); + // Can copy if there's a selection + long from, to; + GetSelection(& from, & to); + return (from != to) ; } -void wxTextCtrl::OnChar( wxKeyEvent &key_event ) +bool wxTextCtrl::CanCut() const { - wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); - - if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER)) - { - wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId); - event.SetEventObject(this); - if (GetEventHandler()->ProcessEvent(event)) return; - } + // Can cut if there's a selection + long from, to; + GetSelection(& from, & to); + return (from != to) && (IsEditable()); +} - key_event.Skip(); +bool wxTextCtrl::CanPaste() const +{ + return IsEditable() ; } -#ifndef NO_TEXT_WINDOW_STREAM -int wxTextCtrl::overflow( int WXUNUSED(c) ) +// Undo/redo +void wxTextCtrl::Undo() { - 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; + // TODO + wxFAIL_MSG( wxT("wxTextCtrl::Undo not implemented") ); } -int wxTextCtrl::sync() +void wxTextCtrl::Redo() { - 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; + // TODO + wxFAIL_MSG( wxT("wxTextCtrl::Redo not implemented") ); } -int wxTextCtrl::underflow() +bool wxTextCtrl::CanUndo() const { - return EOF; + // TODO + wxFAIL_MSG( wxT("wxTextCtrl::CanUndo not implemented") ); + return FALSE; } -wxTextCtrl& wxTextCtrl::operator<<(const wxString& s) +bool wxTextCtrl::CanRedo() const { - WriteText(s); - return *this; + // TODO + wxFAIL_MSG( wxT("wxTextCtrl::CanRedo not implemented") ); + return FALSE; } -wxTextCtrl& wxTextCtrl::operator<<(float f) +// If the return values from and to are the same, there is no +// selection. +void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const { - static char buf[100]; - sprintf(buf, "%.2f", f); - WriteText(buf); - return *this; + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); + + long from, to; + if ( !(GTK_EDITABLE(m_text)->has_selection) ) + { + from = + to = GetInsertionPoint(); + } + else // got selection + { + from = (long) GTK_EDITABLE(m_text)->selection_start_pos; + to = (long) GTK_EDITABLE(m_text)->selection_end_pos; + + if ( from > to ) + { + // exchange them to be compatible with wxMSW + long tmp = from; + from = to; + to = tmp; + } + } + + if ( fromOut ) + *fromOut = from; + if ( toOut ) + *toOut = to; } -wxTextCtrl& wxTextCtrl::operator<<(double d) +bool wxTextCtrl::IsEditable() const { - static char buf[100]; - sprintf(buf, "%.2f", d); - WriteText(buf); - return *this; + wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") ); + + return GTK_EDITABLE(m_text)->editable; } -wxTextCtrl& wxTextCtrl::operator<<(int i) +bool wxTextCtrl::IsModified() const { - static char buf[100]; - sprintf(buf, "%i", i); - WriteText(buf); - return *this; + return m_modified; } -wxTextCtrl& wxTextCtrl::operator<<(long i) +void wxTextCtrl::Clear() { - static char buf[100]; - sprintf(buf, "%ld", i); - WriteText(buf); - return *this; + SetValue( wxT("") ); } -wxTextCtrl& wxTextCtrl::operator<<(const char c) +void wxTextCtrl::OnChar( wxKeyEvent &key_event ) { - char buf[2]; + wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); + + if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER)) + { + wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId); + event.SetEventObject(this); + event.SetString(GetValue()); + if (GetEventHandler()->ProcessEvent(event)) return; + } + + if ((key_event.KeyCode() == WXK_RETURN) && !(m_windowStyle & wxTE_MULTILINE)) + { + wxWindow *top_frame = m_parent; + while (top_frame->GetParent() && !(top_frame->IsTopLevel())) + top_frame = top_frame->GetParent(); + GtkWindow *window = GTK_WINDOW(top_frame->m_widget); + + if (window->default_widget) + { + gtk_widget_activate (window->default_widget); + return; + } + } - buf[0] = c; - buf[1] = 0; - WriteText(buf); - return *this; + key_event.Skip(); } -#endif GtkWidget* wxTextCtrl::GetConnectWidget() { @@ -747,43 +1028,89 @@ bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window ) return (window == GTK_ENTRY(m_text)->text_area); } -void wxTextCtrl::SetFont( const wxFont &WXUNUSED(font) ) +// the font will change for subsequent text insertiongs +bool wxTextCtrl::SetFont( const wxFont &font ) { - wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); + wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") ); - // doesn't work + if ( !wxWindowBase::SetFont(font) ) + { + // font didn't change, nothing to do + return FALSE; + } + + if ( m_windowStyle & wxTE_MULTILINE ) + { + m_updateFont = TRUE; + + ChangeFontGlobally(); + } + + return TRUE; +} + +void wxTextCtrl::ChangeFontGlobally() +{ + // this method is very inefficient and hence should be called as rarely as + // possible! + wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE) && m_updateFont, + _T("shouldn't be called for single line controls") ); + + wxString value = GetValue(); + if ( !value.IsEmpty() ) + { + Clear(); + AppendText(value); + + m_updateFont = FALSE; + } +} + +void wxTextCtrl::UpdateFontIfNeeded() +{ + if ( m_updateFont ) + ChangeFontGlobally(); } -void wxTextCtrl::SetForegroundColour( const wxColour &WXUNUSED(colour) ) +bool wxTextCtrl::SetForegroundColour( const wxColour &WXUNUSED(colour) ) { - wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); + wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") ); // doesn't work + return FALSE; } -void wxTextCtrl::SetBackgroundColour( const wxColour &colour ) +bool wxTextCtrl::SetBackgroundColour( const wxColour &colour ) { - wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); + wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") ); wxControl::SetBackgroundColour( colour ); + if (!m_widget->window) + return FALSE; + wxColour sysbg = wxSystemSettings::GetSystemColour( wxSYS_COLOUR_BTNFACE ); if (sysbg.Red() == colour.Red() && sysbg.Green() == colour.Green() && sysbg.Blue() == colour.Blue()) { - return; + return FALSE; // FIXME or TRUE? } - if (!m_backgroundColour.Ok()) return; + if (!m_backgroundColour.Ok()) + return FALSE; if (m_windowStyle & wxTE_MULTILINE) { GdkWindow *window = GTK_TEXT(m_text)->text_area; + if (!window) + return FALSE; m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) ); gdk_window_set_background( window, m_backgroundColour.GetColor() ); gdk_window_clear( window ); } + + return TRUE; } void wxTextCtrl::ApplyWidgetStyle() @@ -799,3 +1126,86 @@ void wxTextCtrl::ApplyWidgetStyle() } } +void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event)) +{ + Cut(); +} + +void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event)) +{ + Copy(); +} + +void wxTextCtrl::OnPaste(wxCommandEvent& WXUNUSED(event)) +{ + Paste(); +} + +void wxTextCtrl::OnUndo(wxCommandEvent& WXUNUSED(event)) +{ + Undo(); +} + +void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event)) +{ + Redo(); +} + +void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event) +{ + event.Enable( CanCut() ); +} + +void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event) +{ + event.Enable( CanCopy() ); +} + +void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event) +{ + event.Enable( CanPaste() ); +} + +void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event) +{ + event.Enable( CanUndo() ); +} + +void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event) +{ + event.Enable( CanRedo() ); +} + +void wxTextCtrl::OnInternalIdle() +{ + wxCursor cursor = m_cursor; + if (g_globalCursor.Ok()) cursor = g_globalCursor; + + if (cursor.Ok()) + { + GdkWindow *window = (GdkWindow*) NULL; + if (HasFlag(wxTE_MULTILINE)) + window = GTK_TEXT(m_text)->text_area; + else + window = GTK_ENTRY(m_text)->text_area; + + if (window) + gdk_window_set_cursor( window, cursor.GetCursor() ); + + if (!g_globalCursor.Ok()) + cursor = *wxSTANDARD_CURSOR; + + window = m_widget->window; + if ((window) && !(GTK_WIDGET_NO_WINDOW(m_widget))) + gdk_window_set_cursor( window, cursor.GetCursor() ); + } + + UpdateWindowUI(); +} + +wxSize wxTextCtrl::DoGetBestSize() const +{ + // FIXME should be different for multi-line controls... + wxSize ret( wxControl::DoGetBestSize() ); + return wxSize(80, ret.y); +}