X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77ffb5937e89927b621128789401db8921fe580f..b9efe021b554fa3967d1442cf758435c5cd5ae8f:/src/gtk1/textctrl.cpp?ds=inline diff --git a/src/gtk1/textctrl.cpp b/src/gtk1/textctrl.cpp index 590e88f272..e852530107 100644 --- a/src/gtk1/textctrl.cpp +++ b/src/gtk1/textctrl.cpp @@ -4,7 +4,7 @@ // Author: Robert Roebling // Id: $Id$ // Copyright: (c) 1998 Robert Roebling, Vadim Zeitlin -// Licence: wxWidgets licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) @@ -26,7 +26,7 @@ #include #include #include -#include // for fabs +#include "wx/math.h" #include "wx/gtk/private.h" #include @@ -42,7 +42,6 @@ extern bool g_isIdle; // data //----------------------------------------------------------------------------- -extern bool g_blockEventsOnDrag; extern wxCursor g_globalCursor; extern wxWindowGTK *g_delayedFocus; @@ -51,35 +50,103 @@ extern wxWindowGTK *g_delayedFocus; // ---------------------------------------------------------------------------- #ifdef __WXGTK20__ +extern "C" { +static void wxGtkOnRemoveTag(GtkTextBuffer *buffer, + GtkTextTag *tag, + GtkTextIter *start, + GtkTextIter *end, + gpointer user_data) +{ + gchar *name; + g_object_get (tag, "name", &name, NULL); + + if (!name || strncmp(name, "WX", 2)) // anonymous tag or not starting with "WX" + g_signal_stop_emission_by_name(buffer, "remove_tag"); + + g_free(name); +} +} + +extern "C" { +static void wxGtkTextApplyTagsFromAttr(GtkTextBuffer *text_buffer, + const wxTextAttr& attr, + GtkTextIter *start, + GtkTextIter *end) +{ + static gchar buf[1024]; + GtkTextTag *tag; + + gulong remove_handler_id = g_signal_connect( text_buffer, "remove_tag", + G_CALLBACK(wxGtkOnRemoveTag), NULL); + gtk_text_buffer_remove_all_tags(text_buffer, start, end); + g_signal_handler_disconnect( text_buffer, remove_handler_id ); + + if (attr.HasFont()) + { + char *font_string; + PangoFontDescription *font_description = attr.GetFont().GetNativeFontInfo()->description; + font_string = pango_font_description_to_string(font_description); + g_snprintf(buf, sizeof(buf), "WXFONT %s", font_string); + tag = gtk_text_tag_table_lookup( gtk_text_buffer_get_tag_table( text_buffer ), + buf ); + if (!tag) + tag = gtk_text_buffer_create_tag( text_buffer, buf, + "font-desc", font_description, + NULL ); + gtk_text_buffer_apply_tag (text_buffer, tag, start, end); + g_free (font_string); + } + + if (attr.HasTextColour()) + { + GdkColor *colFg = attr.GetTextColour().GetColor(); + g_snprintf(buf, sizeof(buf), "WXFORECOLOR %d %d %d", + colFg->red, colFg->green, colFg->blue); + tag = gtk_text_tag_table_lookup( gtk_text_buffer_get_tag_table( text_buffer ), + buf ); + if (!tag) + tag = gtk_text_buffer_create_tag( text_buffer, buf, + "foreground-gdk", colFg, NULL ); + gtk_text_buffer_apply_tag (text_buffer, tag, start, end); + } + + if (attr.HasBackgroundColour()) + { + GdkColor *colBg = attr.GetBackgroundColour().GetColor(); + g_snprintf(buf, sizeof(buf), "WXBACKCOLOR %d %d %d", + colBg->red, colBg->green, colBg->blue); + tag = gtk_text_tag_table_lookup( gtk_text_buffer_get_tag_table( text_buffer ), + buf ); + if (!tag) + tag = gtk_text_buffer_create_tag( text_buffer, buf, + "background-gdk", colBg, NULL ); + gtk_text_buffer_apply_tag (text_buffer, tag, start, end); + } +} +} + +extern "C" { static void wxGtkTextInsert(GtkWidget *text, GtkTextBuffer *text_buffer, const wxTextAttr& attr, wxCharBuffer buffer) { - PangoFontDescription *font_description = attr.HasFont() - ? attr.GetFont().GetNativeFontInfo()->description - : NULL; - - GdkColor *colFg = attr.HasTextColour() ? attr.GetTextColour().GetColor() - : NULL; - - GdkColor *colBg = attr.HasBackgroundColour() - ? attr.GetBackgroundColour().GetColor() - : NULL; + gint start_offset; + GtkTextIter iter, start; - GtkTextTag *tag; - tag = gtk_text_buffer_create_tag( text_buffer, NULL, "font-desc", font_description, - "foreground-gdk", colFg, - "background-gdk", colBg, NULL ); - - GtkTextIter iter; gtk_text_buffer_get_iter_at_mark( text_buffer, &iter, gtk_text_buffer_get_insert (text_buffer) ); + start_offset = gtk_text_iter_get_offset (&iter); + gtk_text_buffer_insert( text_buffer, &iter, buffer, strlen(buffer) ); - gtk_text_buffer_insert_with_tags( text_buffer, &iter, buffer, strlen(buffer), tag, NULL ); + gtk_text_buffer_get_iter_at_offset (text_buffer, &start, start_offset); + + wxGtkTextApplyTagsFromAttr(text_buffer, attr, &start, &iter); +} } #else +extern "C" { static void wxGtkTextInsert(GtkWidget *text, const wxTextAttr& attr, const char *txt, @@ -97,12 +164,14 @@ static void wxGtkTextInsert(GtkWidget *text, gtk_text_insert( GTK_TEXT(text), font, colFg, colBg, txt, len ); } +} #endif // GTK 1.x // ---------------------------------------------------------------------------- // "insert_text" for GtkEntry // ---------------------------------------------------------------------------- +extern "C" { static void gtk_insert_text_callback(GtkEditable *editable, const gchar *new_text, @@ -138,11 +207,222 @@ gtk_insert_text_callback(GtkEditable *editable, win->GetEventHandler()->ProcessEvent( event ); } } +} + +#ifdef __WXGTK20__ +// Implementation of wxTE_AUTO_URL for wxGTK2 by Mart Raudsepp, + +extern "C" { +static void +au_apply_tag_callback(GtkTextBuffer *buffer, + GtkTextTag *tag, + GtkTextIter *start, + GtkTextIter *end, + gpointer textctrl) +{ + if(tag == gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl")) + g_signal_stop_emission_by_name(buffer, "apply_tag"); +} +} + +//----------------------------------------------------------------------------- +// GtkTextCharPredicates for gtk_text_iter_*_find_char +//----------------------------------------------------------------------------- + +extern "C" { +static gboolean +pred_whitespace (gunichar ch, gpointer user_data) +{ + return g_unichar_isspace(ch); +} +} + +extern "C" { +static gboolean +pred_non_whitespace (gunichar ch, gpointer user_data) +{ + return !g_unichar_isspace(ch); +} +} + +extern "C" { +static gboolean +pred_nonpunct (gunichar ch, gpointer user_data) +{ + return !g_unichar_ispunct(ch); +} +} + +extern "C" { +static gboolean +pred_nonpunct_or_slash (gunichar ch, gpointer user_data) +{ + return !g_unichar_ispunct(ch) || ch == '/'; +} +} + +//----------------------------------------------------------------------------- +// Check for links between s and e and correct tags as necessary +//----------------------------------------------------------------------------- + +// This function should be made match better while being efficient at one point. +// Most probably with a row of regular expressions. +extern "C" { +static void +au_check_word( GtkTextIter *s, GtkTextIter *e ) +{ + static const char *URIPrefixes[] = + { + "http://", + "ftp://", + "www.", + "ftp.", + "mailto://", + "https://", + "file://", + "nntp://", + "news://", + "telnet://", + "mms://", + "gopher://", + "prospero://", + "wais://", + }; + + GtkTextIter start = *s, end = *e; + GtkTextBuffer *buffer = gtk_text_iter_get_buffer(s); + + // Get our special link tag + GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl"); + + // Get rid of punctuation from beginning and end. + // Might want to move this to au_check_range if an improved link checking doesn't + // use some intelligent punctuation checking itself (beware of undesired iter modifications). + if(g_unichar_ispunct( gtk_text_iter_get_char( &start ) ) ) + gtk_text_iter_forward_find_char( &start, pred_nonpunct, NULL, e ); + + gtk_text_iter_backward_find_char( &end, pred_nonpunct_or_slash, NULL, &start ); + gtk_text_iter_forward_char(&end); + + gchar* text = gtk_text_iter_get_text( &start, &end ); + size_t len = strlen(text), prefix_len; + size_t n; + + for( n = 0; n < WXSIZEOF(URIPrefixes); ++n ) + { + prefix_len = strlen(URIPrefixes[n]); + if((len > prefix_len) && !strncasecmp(text, URIPrefixes[n], prefix_len)) + break; + } + + if(n < WXSIZEOF(URIPrefixes)) + { + gulong signal_id = g_signal_handler_find(buffer, + (GSignalMatchType) (G_SIGNAL_MATCH_FUNC), + 0, 0, NULL, + (gpointer)au_apply_tag_callback, NULL); + + g_signal_handler_block(buffer, signal_id); + gtk_text_buffer_apply_tag(buffer, tag, &start, &end); + g_signal_handler_unblock(buffer, signal_id); + } +} +} + +extern "C" { +static void +au_check_range(GtkTextIter *s, + GtkTextIter *range_end) +{ + GtkTextIter range_start = *s; + GtkTextIter word_end; + GtkTextBuffer *buffer = gtk_text_iter_get_buffer(s); + GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl"); + + gtk_text_buffer_remove_tag(buffer, tag, s, range_end); + + if(g_unichar_isspace(gtk_text_iter_get_char(&range_start))) + gtk_text_iter_forward_find_char(&range_start, pred_non_whitespace, NULL, range_end); + + while(!gtk_text_iter_equal(&range_start, range_end)) + { + word_end = range_start; + gtk_text_iter_forward_find_char(&word_end, pred_whitespace, NULL, range_end); + + // Now we should have a word delimited by range_start and word_end, correct link tags + au_check_word(&range_start, &word_end); + + range_start = word_end; + gtk_text_iter_forward_find_char(&range_start, pred_non_whitespace, NULL, range_end); + } +} +} + +//----------------------------------------------------------------------------- +// "insert-text" for GtkTextBuffer +//----------------------------------------------------------------------------- + +extern "C" { +static void +au_insert_text_callback(GtkTextBuffer *buffer, + GtkTextIter *end, + gchar *text, + gint len, + wxTextCtrl *win) +{ + if (!len || !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) ) + return; + + GtkTextIter start = *end; + gtk_text_iter_backward_chars(&start, g_utf8_strlen(text, len)); + + GtkTextIter line_start = start; + GtkTextIter line_end = *end; + GtkTextIter words_start = start; + GtkTextIter words_end = *end; + + gtk_text_iter_set_line(&line_start, gtk_text_iter_get_line(&start)); + gtk_text_iter_forward_to_line_end(&line_end); + gtk_text_iter_backward_find_char(&words_start, pred_whitespace, NULL, &line_start); + gtk_text_iter_forward_find_char(&words_end, pred_whitespace, NULL, &line_end); + + au_check_range(&words_start, &words_end); +} +} + +//----------------------------------------------------------------------------- +// "delete-range" for GtkTextBuffer +//----------------------------------------------------------------------------- + +extern "C" { +static void +au_delete_range_callback(GtkTextBuffer *buffer, + GtkTextIter *start, + GtkTextIter *end, + wxTextCtrl *win) +{ + if( !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) ) + return; + + GtkTextIter line_start = *start, line_end = *end; + + gtk_text_iter_set_line(&line_start, gtk_text_iter_get_line(start)); + gtk_text_iter_forward_to_line_end(&line_end); + gtk_text_iter_backward_find_char(start, pred_whitespace, NULL, &line_start); + gtk_text_iter_forward_find_char(end, pred_whitespace, NULL, &line_end); + + au_check_range(start, end); +} +} + + +#endif //----------------------------------------------------------------------------- // "changed" //----------------------------------------------------------------------------- +extern "C" { static void gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win ) { @@ -155,19 +435,36 @@ gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win ) wxapp_install_idle_handler(); win->SetModified(); +#ifndef __WXGTK20__ win->UpdateFontIfNeeded(); +#endif // !__WXGTK20__ wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() ); event.SetEventObject( win ); - event.SetString( win->GetValue() ); win->GetEventHandler()->ProcessEvent( event ); } +} + +//----------------------------------------------------------------------------- +// "expose_event" from scrolled window and textview +//----------------------------------------------------------------------------- + +#ifdef __WXGTK20__ +extern "C" { +static gboolean +gtk_text_exposed_callback( GtkWidget *widget, GdkEventExpose *event, wxTextCtrl *win ) +{ + return TRUE; +} +} +#endif //----------------------------------------------------------------------------- // "changed" from vertical scrollbar //----------------------------------------------------------------------------- #ifndef __WXGTK20__ +extern "C" { static void gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win ) { @@ -178,6 +475,7 @@ gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win ) win->CalculateScrollbar(); } +} #endif // ---------------------------------------------------------------------------- @@ -199,8 +497,8 @@ extern "C" { static GtkDrawCallback gs_gtk_text_draw = NULL; -extern "C" -void wxgtk_text_draw( GtkWidget *widget, GdkRectangle *rect) +extern "C" { +static void wxgtk_text_draw( GtkWidget *widget, GdkRectangle *rect) { if ( !wxIsInsideYield ) { @@ -210,6 +508,7 @@ void wxgtk_text_draw( GtkWidget *widget, GdkRectangle *rect) gs_gtk_text_draw(widget, rect); } } +} #endif // __WXGTK20__ @@ -233,15 +532,42 @@ BEGIN_EVENT_TABLE(wxTextCtrl, wxControl) EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste) EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo) EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo) + +#ifdef __WXGTK20__ + // wxTE_AUTO_URL wxTextUrl support. Currently only creates + // wxTextUrlEvent in the same cases as wxMSW, more can be added here. + EVT_MOTION (wxTextCtrl::OnUrlMouseEvent) + EVT_LEFT_DOWN (wxTextCtrl::OnUrlMouseEvent) + EVT_LEFT_UP (wxTextCtrl::OnUrlMouseEvent) + EVT_LEFT_DCLICK (wxTextCtrl::OnUrlMouseEvent) + EVT_RIGHT_DOWN (wxTextCtrl::OnUrlMouseEvent) + EVT_RIGHT_UP (wxTextCtrl::OnUrlMouseEvent) + EVT_RIGHT_DCLICK(wxTextCtrl::OnUrlMouseEvent) +#endif END_EVENT_TABLE() void wxTextCtrl::Init() { m_ignoreNextUpdate = - m_modified = FALSE; - m_updateFont = FALSE; + m_modified = false; + SetUpdateFont(false); m_text = m_vScrollbar = (GtkWidget *)NULL; +#ifdef __WXGTK20__ + m_frozenness = 0; + m_gdkHandCursor = NULL; + m_gdkXTermCursor = NULL; +#endif +} + +wxTextCtrl::~wxTextCtrl() +{ +#ifdef __WXGTK20__ + if(m_gdkHandCursor) + gdk_cursor_unref(m_gdkHandCursor); + if(m_gdkXTermCursor) + gdk_cursor_unref(m_gdkXTermCursor); +#endif } wxTextCtrl::wxTextCtrl( wxWindow *parent, @@ -267,32 +593,28 @@ bool wxTextCtrl::Create( wxWindow *parent, const wxValidator& validator, const wxString &name ) { - m_needParent = TRUE; - m_acceptsFocus = TRUE; + m_needParent = true; + m_acceptsFocus = true; if (!PreCreation( parent, pos, size ) || !CreateBase( parent, id, pos, size, style, validator, name )) { wxFAIL_MSG( wxT("wxTextCtrl creation failed") ); - return FALSE; + return false; } - m_vScrollbarVisible = FALSE; + m_vScrollbarVisible = false; bool multi_line = (style & wxTE_MULTILINE) != 0; -#ifdef __WXGTK20__ - GtkTextBuffer *buffer = NULL; -#endif - if (multi_line) { #ifdef __WXGTK20__ // Create view m_text = gtk_text_view_new(); - buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); + m_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); // create scrolled window m_widget = gtk_scrolled_window_new( NULL, NULL ); @@ -302,22 +624,41 @@ bool wxTextCtrl::Create( wxWindow *parent, // Insert view into scrolled window gtk_container_add( GTK_CONTAINER(m_widget), m_text ); - // Global settings which can be overridden by tags, I guess. - if (HasFlag( wxHSCROLL ) || HasFlag( wxTE_DONTWRAP )) - gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), GTK_WRAP_NONE ); - else - gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), GTK_WRAP_WORD ); + // translate wx wrapping style to GTK+ + GtkWrapMode wrap; + if ( HasFlag( wxTE_DONTWRAP ) ) + wrap = GTK_WRAP_NONE; + else if ( HasFlag( wxTE_CHARWRAP ) ) + wrap = GTK_WRAP_CHAR; + else if ( HasFlag( wxTE_WORDWRAP ) ) + wrap = GTK_WRAP_WORD; + else // HasFlag(wxTE_BESTWRAP) always true as wxTE_BESTWRAP == 0 + { + // GTK_WRAP_WORD_CHAR seems to be new in GTK+ 2.4 +#ifdef __WXGTK24__ + if ( !gtk_check_version(2,4,0) ) + { + wrap = GTK_WRAP_WORD_CHAR; + } + else +#endif + wrap = GTK_WRAP_WORD; + } + + gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), wrap ); if (!HasFlag(wxNO_BORDER)) gtk_scrolled_window_set_shadow_type( GTK_SCROLLED_WINDOW(m_widget), GTK_SHADOW_IN ); - + + gtk_widget_add_events( GTK_WIDGET(m_text), GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK ); + GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS ); -#else +#else // GTK+ 1 // create our control ... m_text = gtk_text_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL ); // ... and put into the upper left hand corner of the table - bool bHasHScrollbar = FALSE; + bool bHasHScrollbar = false; 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, @@ -335,13 +676,18 @@ bool wxTextCtrl::Create( wxWindow *parent, GTK_FILL, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK), 0, 0); -#endif +#endif // GTK+ 2/1 } else { // a single-line text control: no need for scrollbars m_widget = m_text = gtk_entry_new(); + +#ifdef __WXGTK20__ + if (style & wxNO_BORDER) + g_object_set( GTK_ENTRY(m_text), "has-frame", FALSE, NULL ); +#endif } m_parent->DoAddChild( this ); @@ -373,7 +719,7 @@ bool wxTextCtrl::Create( wxWindow *parent, } #endif // GTK+ 1.x - if (!value.IsEmpty()) + if (!value.empty()) { #ifdef __WXGTK20__ SetValue( value ); @@ -424,17 +770,76 @@ bool wxTextCtrl::Create( wxWindow *parent, #endif } - +#ifdef __WXGTK20__ + if (multi_line) + { + if (style & wxTE_RIGHT) + gtk_text_view_set_justification( GTK_TEXT_VIEW(m_text), GTK_JUSTIFY_RIGHT ); + else if (style & wxTE_CENTRE) + gtk_text_view_set_justification( GTK_TEXT_VIEW(m_text), GTK_JUSTIFY_CENTER ); + // Left justify (alignment) is the default and we don't need to apply GTK_JUSTIFY_LEFT + } + else + { +#ifdef __WXGTK24__ + // gtk_entry_set_alignment was introduced in gtk+-2.3.5 + if (!gtk_check_version(2,4,0)) + { + if (style & wxTE_RIGHT) + gtk_entry_set_alignment( GTK_ENTRY(m_text), 1.0 ); + else if (style & wxTE_CENTRE) + gtk_entry_set_alignment( GTK_ENTRY(m_text), 0.5 ); + } +#endif + } +#endif // __WXGTK20__ + // We want to be notified about text changes. #ifdef __WXGTK20__ if (multi_line) { - g_signal_connect( G_OBJECT(buffer), "changed", + g_signal_connect( G_OBJECT(m_buffer), "changed", GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); + + // .. and handle URLs on multi-line controls with wxTE_AUTO_URL style + if (style & wxTE_AUTO_URL) + { + GtkTextIter start, end; + m_gdkHandCursor = gdk_cursor_new(GDK_HAND2); + m_gdkXTermCursor = gdk_cursor_new(GDK_XTERM); + + // We create our wxUrl tag here for slight efficiency gain - we + // don't have to check for the tag existance in callbacks, + // hereby it's guaranteed to exist. + gtk_text_buffer_create_tag(m_buffer, "wxUrl", + "foreground", "blue", + "underline", PANGO_UNDERLINE_SINGLE, + NULL); + + // Check for URLs after each text change + g_signal_connect_after( G_OBJECT(m_buffer), "insert_text", + GTK_SIGNAL_FUNC(au_insert_text_callback), (gpointer)this); + g_signal_connect_after( G_OBJECT(m_buffer), "delete_range", + GTK_SIGNAL_FUNC(au_delete_range_callback), (gpointer)this); + + // Block all wxUrl tag applying unless we do it ourselves, in which case we + // block this callback temporarily. This takes care of gtk+ internal + // gtk_text_buffer_insert_range* calls that would copy our URL tag otherwise, + // which is undesired because only a part of the URL might be copied. + // The insert-text signal emitted inside it will take care of newly formed + // or wholly copied URLs. + g_signal_connect( G_OBJECT(m_buffer), "apply_tag", + GTK_SIGNAL_FUNC(au_apply_tag_callback), NULL); + + // Check for URLs in the initial string passed to Create + gtk_text_buffer_get_start_iter(m_buffer, &start); + gtk_text_buffer_get_end_iter(m_buffer, &end); + au_check_range(&start, &end); + } } else #endif - + { gtk_signal_connect( GTK_OBJECT(m_text), "changed", GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); @@ -445,7 +850,7 @@ bool wxTextCtrl::Create( wxWindow *parent, wxTextAttr attrDef(GetForegroundColour(), GetBackgroundColour(), GetFont()); SetDefaultStyle( attrDef ); - return TRUE; + return true; } @@ -461,7 +866,7 @@ void wxTextCtrl::CalculateScrollbar() if (m_vScrollbarVisible) { gtk_widget_hide( m_vScrollbar ); - m_vScrollbarVisible = FALSE; + m_vScrollbarVisible = false; } } else @@ -469,7 +874,7 @@ void wxTextCtrl::CalculateScrollbar() if (!m_vScrollbarVisible) { gtk_widget_show( m_vScrollbar ); - m_vScrollbarVisible = TRUE; + m_vScrollbarVisible = true; } } #endif @@ -477,26 +882,25 @@ void wxTextCtrl::CalculateScrollbar() wxString wxTextCtrl::GetValue() const { - wxCHECK_MSG( m_text != NULL, wxT(""), wxT("invalid text ctrl") ); + wxCHECK_MSG( m_text != NULL, wxEmptyString, wxT("invalid text ctrl") ); wxString tmp; if (m_windowStyle & wxTE_MULTILINE) { #ifdef __WXGTK20__ - GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); - GtkTextIter start; - gtk_text_buffer_get_start_iter( text_buffer, &start ); + gtk_text_buffer_get_start_iter( m_buffer, &start ); GtkTextIter end; - gtk_text_buffer_get_end_iter( text_buffer, &end ); - gchar *text = gtk_text_buffer_get_text( text_buffer, &start, &end, TRUE ); + gtk_text_buffer_get_end_iter( m_buffer, &end ); + gchar *text = gtk_text_buffer_get_text( m_buffer, &start, &end, TRUE ); #if wxUSE_UNICODE wxWCharBuffer buffer( wxConvUTF8.cMB2WX( text ) ); #else wxCharBuffer buffer( wxConvLocal.cWC2WX( wxConvUTF8.cMB2WC( text ) ) ); #endif - tmp = buffer; + if ( buffer ) + tmp = buffer; g_free( text ); #else @@ -527,8 +931,16 @@ void wxTextCtrl::SetValue( const wxString &value ) #else wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( value ) ) ); #endif - GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); - gtk_text_buffer_set_text( text_buffer, buffer, strlen(buffer) ); + if (gtk_text_buffer_get_char_count(m_buffer) != 0) + IgnoreNextTextUpdate(); + + if ( !buffer ) + { + // what else can we do? at least don't crash... + return; + } + + gtk_text_buffer_set_text( m_buffer, buffer, strlen(buffer) ); #else gint len = gtk_text_get_length( GTK_TEXT(m_text) ); @@ -547,7 +959,7 @@ void wxTextCtrl::SetValue( const wxString &value ) // customize this behaviour. SetInsertionPoint(0); - m_modified = FALSE; + m_modified = false; } void wxTextCtrl::WriteText( const wxString &text ) @@ -557,6 +969,11 @@ void wxTextCtrl::WriteText( const wxString &text ) if ( text.empty() ) return; + // gtk_text_changed_callback() will set m_modified to true but m_modified + // shouldn't be changed by the program writing to the text control itself, + // so save the old value and restore when we're done + bool oldModified = m_modified; + if ( m_windowStyle & wxTE_MULTILINE ) { #ifdef __WXGTK20__ @@ -566,17 +983,21 @@ void wxTextCtrl::WriteText( const wxString &text ) #else wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) ) ); #endif - GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); + if ( !buffer ) + { + // what else can we do? at least don't crash... + return; + } // TODO: Call whatever is needed to delete the selection. - wxGtkTextInsert( m_text, text_buffer, m_defaultStyle, buffer ); + wxGtkTextInsert( m_text, m_buffer, m_defaultStyle, buffer ); GtkAdjustment *adj = gtk_scrolled_window_get_vadjustment( GTK_SCROLLED_WINDOW(m_widget) ); // Scroll to cursor, but only if scrollbar thumb is at the very bottom if ( adj->value == adj->upper - adj->page_size ) { gtk_text_view_scroll_to_mark( GTK_TEXT_VIEW(m_text), - gtk_text_buffer_get_insert( text_buffer ), 0.0, FALSE, 0.0, 1.0 ); + gtk_text_buffer_get_insert( m_buffer ), 0.0, FALSE, 0.0, 1.0 ); } #else // GTK 1.x // After cursor movements, gtk_text_get_point() is wrong by one. @@ -592,7 +1013,7 @@ void wxTextCtrl::WriteText( const wxString &text ) // in UpdateFontIfNeeded() any longer if ( !text.empty() ) { - m_updateFont = FALSE; + SetUpdateFont(false); } // Bring editable's cursor back uptodate. @@ -614,6 +1035,12 @@ void wxTextCtrl::WriteText( const wxString &text ) #else wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) ) ); #endif + if ( !buffer ) + { + // what else can we do? at least don't crash... + return; + } + gtk_editable_insert_text( GTK_EDITABLE(m_text), buffer, strlen(buffer), &len ); #else @@ -624,7 +1051,7 @@ void wxTextCtrl::WriteText( const wxString &text ) gtk_entry_set_position( GTK_ENTRY(m_text), len ); } - m_modified = TRUE; + m_modified = oldModified; } void wxTextCtrl::AppendText( const wxString &text ) @@ -643,7 +1070,7 @@ wxString wxTextCtrl::GetLineText( long lineNo ) const if (text) { - wxString buf(wxT("")); + wxString buf; long i; int currentLine = 0; for (i = 0; currentLine != lineNo && text[i]; i++ ) @@ -662,13 +1089,11 @@ wxString wxTextCtrl::GetLineText( long lineNo ) const return wxEmptyString; } #else - GtkTextBuffer *text_buffer; - text_buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(m_text)); GtkTextIter line; - gtk_text_buffer_get_iter_at_line(text_buffer,&line,lineNo); + gtk_text_buffer_get_iter_at_line(m_buffer,&line,lineNo); GtkTextIter end; - gtk_text_buffer_get_end_iter(text_buffer,&end ); - gchar *text = gtk_text_buffer_get_text(text_buffer,&line,&end,TRUE); + gtk_text_buffer_get_end_iter(m_buffer,&end ); + gchar *text = gtk_text_buffer_get_text(m_buffer,&line,&end,TRUE); wxString result(wxGTK_CONV_BACK(text)); g_free(text); return result.BeforeFirst(wxT('\n')); @@ -696,7 +1121,7 @@ bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const // cast to prevent warning. But pos really should've been unsigned. if( (unsigned long)pos > text.Len() ) - return FALSE; + return false; *x=0; // First Col *y=0; // First Line @@ -723,11 +1148,11 @@ bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const else { // index out of bounds - return FALSE; + return false; } } - return TRUE; + return true; } long wxTextCtrl::XYToPosition(long x, long y ) const @@ -752,9 +1177,7 @@ int wxTextCtrl::GetNumberOfLines() const if (m_windowStyle & wxTE_MULTILINE) { #ifdef __WXGTK20__ - GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); - - return gtk_text_buffer_get_line_count( buffer ); + return gtk_text_buffer_get_line_count( m_buffer ); #else gint len = gtk_text_get_length( GTK_TEXT(m_text) ); char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len ); @@ -788,14 +1211,18 @@ void wxTextCtrl::SetInsertionPoint( long pos ) { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - if (m_windowStyle & wxTE_MULTILINE) + if ( IsMultiLine() ) { #ifdef __WXGTK20__ - GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); GtkTextIter iter; - gtk_text_buffer_get_iter_at_offset( text_buffer, &iter, pos ); - gtk_text_buffer_place_cursor( text_buffer, &iter ); -#else + gtk_text_buffer_get_iter_at_offset( m_buffer, &iter, pos ); + gtk_text_buffer_place_cursor( m_buffer, &iter ); + gtk_text_view_scroll_mark_onscreen + ( + GTK_TEXT_VIEW(m_text), + gtk_text_buffer_get_insert( m_buffer ) + ); +#else // GTK+ 1.x gtk_signal_disconnect_by_func( GTK_OBJECT(m_text), GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); @@ -812,7 +1239,7 @@ void wxTextCtrl::SetInsertionPoint( long pos ) // bring editable's cursor uptodate. Bug in GTK. SET_EDITABLE_POS(m_text, gtk_text_get_point( GTK_TEXT(m_text) )); -#endif +#endif // GTK+ 2/1 } else { @@ -830,10 +1257,9 @@ void wxTextCtrl::SetInsertionPointEnd() if (m_windowStyle & wxTE_MULTILINE) { #ifdef __WXGTK20__ - GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); GtkTextIter end; - gtk_text_buffer_get_end_iter( text_buffer, &end ); - gtk_text_buffer_place_cursor( text_buffer, &end ); + gtk_text_buffer_get_end_iter( m_buffer, &end ); + gtk_text_buffer_place_cursor( m_buffer, &end ); #else SetInsertionPoint(gtk_text_get_length(GTK_TEXT(m_text))); #endif @@ -867,7 +1293,7 @@ bool wxTextCtrl::Enable( bool enable ) if (!wxWindowBase::Enable(enable)) { // nothing to do - return FALSE; + return false; } if (m_windowStyle & wxTE_MULTILINE) @@ -884,7 +1310,7 @@ bool wxTextCtrl::Enable( bool enable ) gtk_widget_set_sensitive( m_text, enable ); } - return TRUE; + return true; } // wxGTK-specific: called recursively by Enable, @@ -909,12 +1335,12 @@ void wxTextCtrl::OnParentEnable( bool enable ) void wxTextCtrl::MarkDirty() { - m_modified = TRUE; + m_modified = true; } void wxTextCtrl::DiscardEdits() { - m_modified = FALSE; + m_modified = false; } // ---------------------------------------------------------------------------- @@ -923,19 +1349,19 @@ void wxTextCtrl::DiscardEdits() void wxTextCtrl::IgnoreNextTextUpdate() { - m_ignoreNextUpdate = TRUE; + m_ignoreNextUpdate = true; } bool wxTextCtrl::IgnoreTextUpdate() { if ( m_ignoreNextUpdate ) { - m_ignoreNextUpdate = FALSE; + m_ignoreNextUpdate = false; - return TRUE; + return true; } - return FALSE; + return false; } void wxTextCtrl::SetMaxLength(unsigned long len) @@ -995,14 +1421,12 @@ void wxTextCtrl::SetSelection( long from, long to ) if (m_windowStyle & wxTE_MULTILINE) { #ifdef __WXGTK20__ - GtkTextBuffer *buf = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); - GtkTextIter fromi, toi; - gtk_text_buffer_get_iter_at_offset( buf, &fromi, from ); - gtk_text_buffer_get_iter_at_offset( buf, &toi, to ); + gtk_text_buffer_get_iter_at_offset( m_buffer, &fromi, from ); + gtk_text_buffer_get_iter_at_offset( m_buffer, &toi, to ); - gtk_text_buffer_place_cursor( buf, &toi ); - gtk_text_buffer_move_mark_by_name( buf, "selection_bound", &fromi ); + gtk_text_buffer_place_cursor( m_buffer, &toi ); + gtk_text_buffer_move_mark_by_name( m_buffer, "selection_bound", &fromi ); #else gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to ); #endif @@ -1018,11 +1442,10 @@ void wxTextCtrl::ShowPosition( long pos ) if (m_windowStyle & wxTE_MULTILINE) { #ifdef __WXGTK20__ - GtkTextBuffer *buf = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); GtkTextIter iter; - gtk_text_buffer_get_start_iter( buf, &iter ); + gtk_text_buffer_get_start_iter( m_buffer, &iter ); gtk_text_iter_set_offset( &iter, pos ); - GtkTextMark *mark = gtk_text_buffer_create_mark( buf, NULL, &iter, TRUE ); + GtkTextMark *mark = gtk_text_buffer_create_mark( m_buffer, NULL, &iter, TRUE ); gtk_text_view_scroll_to_mark( GTK_TEXT_VIEW(m_text), mark, 0.0, FALSE, 0.0, 0.0 ); #else // GTK 1.x GtkAdjustment *vp = GTK_TEXT(m_text)->vadj; @@ -1037,6 +1460,36 @@ void wxTextCtrl::ShowPosition( long pos ) } } +#ifdef __WXGTK20__ + +wxTextCtrlHitTestResult +wxTextCtrl::HitTest(const wxPoint& pt, long *pos) const +{ + if ( !IsMultiLine() ) + { + // not supported + return wxTE_HT_UNKNOWN; + } + + int x, y; + gtk_text_view_window_to_buffer_coords + ( + GTK_TEXT_VIEW(m_text), + GTK_TEXT_WINDOW_TEXT, + pt.x, pt.y, + &x, &y + ); + + GtkTextIter iter; + gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(m_text), &iter, x, y); + if ( pos ) + *pos = gtk_text_iter_get_offset(&iter); + + return wxTE_HT_ON_TEXT; +} + +#endif // __WXGTK20__ + long wxTextCtrl::GetInsertionPoint() const { wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") ); @@ -1044,15 +1497,13 @@ long wxTextCtrl::GetInsertionPoint() const #ifdef __WXGTK20__ if (m_windowStyle & wxTE_MULTILINE) { - GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); - // There is no direct accessor for the cursor, but // internally, the cursor is the "mark" called // "insert" in the text view's btree structure. - GtkTextMark *mark = gtk_text_buffer_get_insert( text_buffer ); + GtkTextMark *mark = gtk_text_buffer_get_insert( m_buffer ); GtkTextIter cursor; - gtk_text_buffer_get_iter_at_mark( text_buffer, &cursor, mark ); + gtk_text_buffer_get_iter_at_mark( m_buffer, &cursor, mark ); return gtk_text_iter_get_offset( &cursor ); } @@ -1063,7 +1514,7 @@ long wxTextCtrl::GetInsertionPoint() const } } -long wxTextCtrl::GetLastPosition() const +wxTextPos wxTextCtrl::GetLastPosition() const { wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") ); @@ -1072,9 +1523,8 @@ long wxTextCtrl::GetLastPosition() const if (m_windowStyle & wxTE_MULTILINE) { #ifdef __WXGTK20__ - GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); GtkTextIter end; - gtk_text_buffer_get_end_iter( text_buffer, &end ); + gtk_text_buffer_get_end_iter( m_buffer, &end ); pos = gtk_text_iter_get_offset( &end ); #else @@ -1096,14 +1546,11 @@ void wxTextCtrl::Remove( long from, long to ) #ifdef __WXGTK20__ if (m_windowStyle & wxTE_MULTILINE) { - GtkTextBuffer * - text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); - GtkTextIter fromi, toi; - gtk_text_buffer_get_iter_at_offset( text_buffer, &fromi, from ); - gtk_text_buffer_get_iter_at_offset( text_buffer, &toi, to ); + gtk_text_buffer_get_iter_at_offset( m_buffer, &fromi, from ); + gtk_text_buffer_get_iter_at_offset( m_buffer, &toi, to ); - gtk_text_buffer_delete( text_buffer, &fromi, &toi ); + gtk_text_buffer_delete( m_buffer, &fromi, &toi ); } else // single line #endif @@ -1116,7 +1563,7 @@ void wxTextCtrl::Replace( long from, long to, const wxString &value ) Remove( from, to ); - if (!value.IsEmpty()) + if (!value.empty()) { #ifdef __WXGTK20__ SetInsertionPoint( from ); @@ -1137,27 +1584,36 @@ void wxTextCtrl::Cut() { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); -#ifndef __WXGTK20__ - gtk_editable_cut_clipboard( GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG ); +#ifdef __WXGTK20__ + if (m_windowStyle & wxTE_MULTILINE) + g_signal_emit_by_name(m_text, "cut-clipboard"); + else #endif + gtk_editable_cut_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG); } void wxTextCtrl::Copy() { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); -#ifndef __WXGTK20__ - gtk_editable_copy_clipboard( GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG ); +#ifdef __WXGTK20__ + if (m_windowStyle & wxTE_MULTILINE) + g_signal_emit_by_name(m_text, "copy-clipboard"); + else #endif + gtk_editable_copy_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG); } void wxTextCtrl::Paste() { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); -#ifndef __WXGTK20__ - gtk_editable_paste_clipboard( GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG ); +#ifdef __WXGTK20__ + if (m_windowStyle & wxTE_MULTILINE) + g_signal_emit_by_name(m_text, "paste-clipboard"); + else #endif + gtk_editable_paste_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG); } // Undo/redo @@ -1177,14 +1633,14 @@ bool wxTextCtrl::CanUndo() const { // TODO //wxFAIL_MSG( wxT("wxTextCtrl::CanUndo not implemented") ); - return FALSE; + return false; } bool wxTextCtrl::CanRedo() const { // TODO //wxFAIL_MSG( wxT("wxTextCtrl::CanRedo not implemented") ); - return FALSE; + return false; } // If the return values from and to are the same, there is no @@ -1195,16 +1651,15 @@ void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const gint from = -1; gint to = -1; - bool haveSelection = FALSE; + bool haveSelection = false; #ifdef __WXGTK20__ if (m_windowStyle & wxTE_MULTILINE) { - GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (m_text)); GtkTextIter ifrom, ito; - if ( gtk_text_buffer_get_selection_bounds(buffer, &ifrom, &ito) ) + if ( gtk_text_buffer_get_selection_bounds(m_buffer, &ifrom, &ito) ) { - haveSelection = TRUE; + haveSelection = true; from = gtk_text_iter_get_offset(&ifrom); to = gtk_text_iter_get_offset(&ito); } @@ -1214,13 +1669,13 @@ void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const if ( gtk_editable_get_selection_bounds( GTK_EDITABLE(m_text), &from, &to) ) { - haveSelection = TRUE; + haveSelection = true; } } #else // not GTK2 if ( (GTK_EDITABLE(m_text)->has_selection) ) { - haveSelection = TRUE; + haveSelection = true; from = (long) GTK_EDITABLE(m_text)->selection_start_pos; to = (long) GTK_EDITABLE(m_text)->selection_end_pos; } @@ -1246,7 +1701,7 @@ void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const bool wxTextCtrl::IsEditable() const { - wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") ); + wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") ); #ifdef __WXGTK20__ if (m_windowStyle & wxTE_MULTILINE) @@ -1269,7 +1724,7 @@ bool wxTextCtrl::IsModified() const void wxTextCtrl::Clear() { - SetValue( wxT("") ); + SetValue( wxEmptyString ); } void wxTextCtrl::OnChar( wxKeyEvent &key_event ) @@ -1332,87 +1787,93 @@ bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window ) // the font will change for subsequent text insertiongs bool wxTextCtrl::SetFont( const wxFont &font ) { - wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") ); + wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") ); if ( !wxTextCtrlBase::SetFont(font) ) { // font didn't change, nothing to do - return FALSE; + return false; } if ( m_windowStyle & wxTE_MULTILINE ) { - m_updateFont = TRUE; + SetUpdateFont(true); m_defaultStyle.SetFont(font); ChangeFontGlobally(); } - return TRUE; + return true; } void wxTextCtrl::ChangeFontGlobally() { // this method is very inefficient and hence should be called as rarely as // possible! + // + // TODO: it can be implemented much more efficiently for GTK2 +#ifndef __WXGTK20__ wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE) && m_updateFont, + + _T("shouldn't be called for single line controls") ); +#else + wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE), _T("shouldn't be called for single line controls") ); +#endif wxString value = GetValue(); - if ( !value.IsEmpty() ) + if ( !value.empty() ) { - m_updateFont = FALSE; + SetUpdateFont(false); Clear(); AppendText(value); } } +#ifndef __WXGTK20__ + void wxTextCtrl::UpdateFontIfNeeded() { if ( m_updateFont ) ChangeFontGlobally(); } +#endif // GTK+ 1.x + bool wxTextCtrl::SetForegroundColour(const wxColour& colour) { if ( !wxControl::SetForegroundColour(colour) ) - return FALSE; + return false; // update default fg colour too m_defaultStyle.SetTextColour(colour); - return TRUE; + return true; } bool wxTextCtrl::SetBackgroundColour( const wxColour &colour ) { - wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") ); + wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") ); if ( !wxControl::SetBackgroundColour( colour ) ) - return FALSE; + return false; +#ifndef __WXGTK20__ if (!m_widget->window) - return FALSE; - - wxColour sysbg = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE ); - if (sysbg.Red() == colour.Red() && - sysbg.Green() == colour.Green() && - sysbg.Blue() == colour.Blue()) - { - return FALSE; // FIXME or TRUE? - } + return false; +#endif if (!m_backgroundColour.Ok()) - return FALSE; + return false; if (m_windowStyle & wxTE_MULTILINE) { #ifndef __WXGTK20__ GdkWindow *window = GTK_TEXT(m_text)->text_area; if (!window) - return FALSE; + return false; m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) ); gdk_window_set_background( window, m_backgroundColour.GetColor() ); gdk_window_clear( window ); @@ -1422,7 +1883,7 @@ bool wxTextCtrl::SetBackgroundColour( const wxColour &colour ) // change active background color too m_defaultStyle.SetBackgroundColour( colour ); - return TRUE; + return true; } bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style ) @@ -1432,49 +1893,32 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style ) if ( style.IsDefault() ) { // nothing to do - return TRUE; + return true; } + #ifdef __WXGTK20__ - GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); - gint l = gtk_text_buffer_get_char_count( text_buffer ); + gint l = gtk_text_buffer_get_char_count( m_buffer ); - wxCHECK_MSG( start >= 0 && end <= l, FALSE, + wxCHECK_MSG( start >= 0 && end <= l, false, _T("invalid range in wxTextCtrl::SetStyle") ); GtkTextIter starti, endi; - gtk_text_buffer_get_iter_at_offset( text_buffer, &starti, start ); - gtk_text_buffer_get_iter_at_offset( text_buffer, &endi, end ); + gtk_text_buffer_get_iter_at_offset( m_buffer, &starti, start ); + gtk_text_buffer_get_iter_at_offset( m_buffer, &endi, end ); // use the attributes from style which are set in it and fall back // first to the default style and then to the text control default // colours for the others wxTextAttr attr = wxTextAttr::Combine(style, m_defaultStyle, this); - PangoFontDescription *font_description = attr.HasFont() - ? attr.GetFont().GetNativeFontInfo()->description - : NULL; - - GdkColor *colFg = attr.HasTextColour() ? attr.GetTextColour().GetColor() - : NULL; - - GdkColor *colBg = attr.HasBackgroundColour() - ? attr.GetBackgroundColour().GetColor() - : NULL; - - GtkTextTag *tag; - tag = gtk_text_buffer_create_tag( text_buffer, NULL, "font-desc", font_description, - "foreground-gdk", colFg, - "background-gdk", colBg, NULL ); - gtk_text_buffer_apply_tag( text_buffer, tag, &starti, &endi ); - - return TRUE; + wxGtkTextApplyTagsFromAttr( m_buffer, attr, &starti, &endi ); #else // VERY dirty way to do that - removes the required text and re-adds it // with styling (FIXME) gint l = gtk_text_get_length( GTK_TEXT(m_text) ); - wxCHECK_MSG( start >= 0 && end <= l, FALSE, + wxCHECK_MSG( start >= 0 && end <= l, false, _T("invalid range in wxTextCtrl::SetStyle") ); gint old_pos = gtk_editable_get_position( GTK_EDITABLE(m_text) ); @@ -1485,14 +1929,14 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style ) gtk_editable_delete_text( GTK_EDITABLE(m_text), start, end ); gtk_editable_set_position( GTK_EDITABLE(m_text), start ); -#if wxUSE_UNICODE + #if wxUSE_UNICODE wxWX2MBbuf buf = tmp.mbc_str(); const char *txt = buf; size_t txtlen = strlen(buf); -#else + #else const char *txt = tmp; size_t txtlen = tmp.length(); -#endif + #endif // use the attributes from style which are set in it and fall back // first to the default style and then to the text control default @@ -1506,19 +1950,18 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style ) gtk_editable_set_position( GTK_EDITABLE(m_text), old_pos ); */ SetInsertionPoint( old_pos ); #endif - return TRUE; - } - else // singe line - { - // cannot do this for GTK+'s Entry widget - return FALSE; + + return true; } + + // else single line + // cannot do this for GTK+'s Entry widget + return false; } -void wxTextCtrl::ApplyWidgetStyle() +void wxTextCtrl::DoApplyWidgetStyle(GtkRcStyle *style) { - SetWidgetStyle(); - gtk_widget_set_style( m_text, m_widgetStyle ); + gtk_widget_modify_style(m_text, style); } void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event)) @@ -1614,7 +2057,9 @@ wxSize wxTextCtrl::DoGetBestSize() const { // FIXME should be different for multi-line controls... wxSize ret( wxControl::DoGetBestSize() ); - return wxSize(80, ret.y); + wxSize best(80, ret.y); + CacheBestSize(best); + return best; } // ---------------------------------------------------------------------------- @@ -1623,25 +2068,105 @@ wxSize wxTextCtrl::DoGetBestSize() const void wxTextCtrl::Freeze() { -#ifndef __WXGTK20__ if ( HasFlag(wxTE_MULTILINE) ) { - gtk_text_freeze(GTK_TEXT(m_text)); +#ifdef __WXGTK20__ + if ( !m_frozenness++ ) + { + // freeze textview updates and remove buffer + g_signal_connect( G_OBJECT(m_text), "expose_event", + GTK_SIGNAL_FUNC(gtk_text_exposed_callback), (gpointer)this); + g_signal_connect( G_OBJECT(m_widget), "expose_event", + GTK_SIGNAL_FUNC(gtk_text_exposed_callback), (gpointer)this); + gtk_widget_set_sensitive(m_widget, false); + g_object_ref(m_buffer); + gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), gtk_text_buffer_new(NULL)); } +#else + gtk_text_freeze(GTK_TEXT(m_text)); #endif + } } void wxTextCtrl::Thaw() { -#ifndef __WXGTK20__ if ( HasFlag(wxTE_MULTILINE) ) { +#ifdef __WXGTK20__ + wxASSERT_MSG( m_frozenness > 0, _T("Thaw() without matching Freeze()") ); + + if ( !--m_frozenness ) + { + // Reattach buffer and thaw textview updates + gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), m_buffer); + g_object_unref(m_buffer); + gtk_widget_set_sensitive(m_widget, true); + g_signal_handlers_disconnect_by_func(m_widget, (gpointer)gtk_text_exposed_callback, this); + g_signal_handlers_disconnect_by_func(m_text, (gpointer)gtk_text_exposed_callback, this); + } +#else GTK_TEXT(m_text)->vadj->value = 0.0; gtk_text_thaw(GTK_TEXT(m_text)); - } #endif + } +} + +// ---------------------------------------------------------------------------- +// wxTextUrlEvent passing if style & wxTE_AUTO_URL +// ---------------------------------------------------------------------------- + +#ifdef __WXGTK20__ + +// FIXME: when dragging on a link the sample gets an "Unknown event". +// This might be an excessive event from us or a buggy wxMouseEvent::Moving() or +// a buggy sample, or something else +void wxTextCtrl::OnUrlMouseEvent(wxMouseEvent& event) +{ + event.Skip(); + if(!(m_windowStyle & wxTE_AUTO_URL)) + return; + + gint x, y; + GtkTextIter start, end; + GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(m_buffer), + "wxUrl"); + + gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(m_text), GTK_TEXT_WINDOW_WIDGET, + event.GetX(), event.GetY(), &x, &y); + + gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(m_text), &end, x, y); + if (!gtk_text_iter_has_tag(&end, tag)) + { + gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text), + GTK_TEXT_WINDOW_TEXT), m_gdkXTermCursor); + return; + } + + gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text), + GTK_TEXT_WINDOW_TEXT), m_gdkHandCursor); + + start = end; + if(!gtk_text_iter_begins_tag(&start, tag)) + gtk_text_iter_backward_to_tag_toggle(&start, tag); + if(!gtk_text_iter_ends_tag(&end, tag)) + gtk_text_iter_forward_to_tag_toggle(&end, tag); + + // Native context menu is probably not desired on an URL. + // Consider making this dependant on ProcessEvent(wxTextUrlEvent) return value + if(event.GetEventType() == wxEVT_RIGHT_DOWN) + event.Skip(false); + + wxTextUrlEvent url_event(m_windowId, event, + gtk_text_iter_get_offset(&start), + gtk_text_iter_get_offset(&end)); + + InitCommandEvent(url_event); + // Is that a good idea? Seems not (pleasure with gtk_text_view_start_selection_drag) + //event.Skip(!GetEventHandler()->ProcessEvent(url_event)); + GetEventHandler()->ProcessEvent(url_event); } +#endif // gtk2 // ---------------------------------------------------------------------------- // scrolling @@ -1649,16 +2174,18 @@ void wxTextCtrl::Thaw() GtkAdjustment *wxTextCtrl::GetVAdj() const { + if ( !IsMultiLine() ) + return NULL; + #ifdef __WXGTK20__ - return NULL; + return gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(m_widget)); #else - return HasFlag(wxTE_MULTILINE) ? GTK_TEXT(m_text)->vadj : NULL; + return GTK_TEXT(m_text)->vadj; #endif } bool wxTextCtrl::DoScroll(GtkAdjustment *adj, int diff) { -#ifndef __WXGTK20__ float value = adj->value + diff; if ( value < 0 ) @@ -1672,44 +2199,43 @@ bool wxTextCtrl::DoScroll(GtkAdjustment *adj, int diff) if ( fabs(adj->value - value) < 0.2 ) { // well, this is what Robert does in wxScrollBar, so it must be good... - return FALSE; + return false; } adj->value = value; +#ifdef __WXGTK20__ + gtk_adjustment_value_changed(GTK_ADJUSTMENT(adj)); +#else gtk_signal_emit_by_name(GTK_OBJECT(adj), "value_changed"); - #endif - return TRUE; + + return true; } bool wxTextCtrl::ScrollLines(int lines) { -#ifdef __WXGTK20__ - return FALSE; -#else GtkAdjustment *adj = GetVAdj(); if ( !adj ) - return FALSE; + return false; +#ifdef __WXGTK20__ + int diff = (int)ceil(lines*adj->step_increment); +#else // this is hardcoded to 10 in GTK+ 1.2 (great idea) - static const int KEY_SCROLL_PIXELS = 10; - - return DoScroll(adj, lines*KEY_SCROLL_PIXELS); + int diff = 10*lines; #endif + + return DoScroll(adj, diff); } bool wxTextCtrl::ScrollPages(int pages) { -#ifdef __WXGTK20__ - return FALSE; -#else GtkAdjustment *adj = GetVAdj(); if ( !adj ) - return FALSE; + return false; return DoScroll(adj, (int)ceil(pages*adj->page_increment)); -#endif }