X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ff805cac748d91edbf55d82a7f1b567d5d4d3cc0..11a23db53128bf244a089123b7fd27deb577a889:/src/gtk/textctrl.cpp diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp index b44668c172..bce644abf4 100644 --- a/src/gtk/textctrl.cpp +++ b/src/gtk/textctrl.cpp @@ -2,7 +2,6 @@ // Name: src/gtk/textctrl.cpp // Purpose: // Author: Robert Roebling -// Id: $Id$ // Copyright: (c) 1998 Robert Roebling, Vadim Zeitlin, 2005 Mart Raudsepp // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -22,6 +21,7 @@ #include "wx/math.h" #endif +#include "wx/scopeguard.h" #include "wx/strconv.h" #include "wx/fontutil.h" // for wxNativeFontInfo (GetNativeFontInfo()) @@ -29,7 +29,9 @@ #include #include +#include #include "wx/gtk/private.h" +#include "wx/gtk/private/gtk2-compat.h" // ---------------------------------------------------------------------------- // helpers @@ -109,6 +111,18 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text, NULL ); gtk_text_buffer_apply_tag (text_buffer, tag, start, end); } + if ( font.GetStrikethrough() ) + { + g_snprintf(buf, sizeof(buf), "WXFONTSTRIKETHROUGH"); + 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, + "strikethrough-set", TRUE, + "strikethrough", TRUE, + NULL ); + gtk_text_buffer_apply_tag (text_buffer, tag, start, end); + } } if (attr.HasTextColour()) @@ -149,30 +163,34 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text, gtk_text_iter_get_line(start) ); gtk_text_iter_forward_line(¶_end); - wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXALIGNMENT", start, end); + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXALIGNMENT", ¶_start, ¶_end); GtkJustification align; switch (attr.GetAlignment()) { - default: - align = GTK_JUSTIFY_LEFT; - break; case wxTEXT_ALIGNMENT_RIGHT: align = GTK_JUSTIFY_RIGHT; break; case wxTEXT_ALIGNMENT_CENTER: align = GTK_JUSTIFY_CENTER; break; + case wxTEXT_ALIGNMENT_JUSTIFIED: +#ifdef __WXGTK3__ + align = GTK_JUSTIFY_FILL; + break; +#elif GTK_CHECK_VERSION(2,11,0) // gtk+ doesn't support justify before gtk+-2.11.0 with pango-1.17 being available // (but if new enough pango isn't available it's a mere gtk warning) -#if GTK_CHECK_VERSION(2,11,0) - case wxTEXT_ALIGNMENT_JUSTIFIED: if (!gtk_check_version(2,11,0)) + { align = GTK_JUSTIFY_FILL; - else - align = GTK_JUSTIFY_LEFT; - break; + break; + } + // fallthrough #endif + default: + align = GTK_JUSTIFY_LEFT; + break; } g_snprintf(buf, sizeof(buf), "WXALIGNMENT %d", align); @@ -195,17 +213,12 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text, gtk_text_iter_get_line(start) ); gtk_text_iter_forward_line(¶_end); - wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXINDENT", start, end); + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXINDENT", ¶_start, ¶_end); // Convert indent from 1/10th of a mm into pixels - float factor; -#if GTK_CHECK_VERSION(2,2,0) - if (!gtk_check_version(2,2,0)) - factor = (float)gdk_screen_get_width(gtk_widget_get_screen(text)) / + float factor = + (float)gdk_screen_get_width(gtk_widget_get_screen(text)) / gdk_screen_get_width_mm(gtk_widget_get_screen(text)) / 10; - else -#endif - factor = (float)gdk_screen_width() / gdk_screen_width_mm() / 10; const int indent = (int)(factor * attr.GetLeftIndent()); const int subIndent = (int)(factor * attr.GetLeftSubIndent()); @@ -244,14 +257,14 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text, gtk_text_iter_get_line(start) ); gtk_text_iter_forward_line(¶_end); - wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXTABS", start, end); + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXTABS", ¶_start, ¶_end); const wxArrayInt& tabs = attr.GetTabs(); - wxString tagname = _T("WXTABS"); + wxString tagname = wxT("WXTABS"); g_snprintf(buf, sizeof(buf), "WXTABS"); for (size_t i = 0; i < tabs.GetCount(); i++) - tagname += wxString::Format(_T(" %d"), tabs[i]); + tagname += wxString::Format(wxT(" %d"), tabs[i]); const wxWX2MBbuf buftag = tagname.utf8_str(); @@ -260,14 +273,9 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text, if (!tag) { // Factor to convert from 1/10th of a mm into pixels - float factor; -#if GTK_CHECK_VERSION(2,2,0) - if (!gtk_check_version(2,2,0)) - factor = (float)gdk_screen_get_width(gtk_widget_get_screen(text)) / + float factor = + (float)gdk_screen_get_width(gtk_widget_get_screen(text)) / gdk_screen_get_width_mm(gtk_widget_get_screen(text)) / 10; - else -#endif - factor = (float)gdk_screen_width() / gdk_screen_width_mm() / 10; PangoTabArray* tabArray = pango_tab_array_new(tabs.GetCount(), TRUE); for (size_t i = 0; i < tabs.GetCount(); i++) @@ -360,7 +368,7 @@ extern "C" { static void au_check_word( GtkTextIter *s, GtkTextIter *e ) { - static const char *URIPrefixes[] = + static const char *const URIPrefixes[] = { "http://", "ftp://", @@ -400,7 +408,7 @@ au_check_word( GtkTextIter *s, GtkTextIter *e ) for( n = 0; n < WXSIZEOF(URIPrefixes); ++n ) { prefix_len = strlen(URIPrefixes[n]); - if((len > prefix_len) && !strncasecmp(text, URIPrefixes[n], prefix_len)) + if((len > prefix_len) && !wxStrnicmp(text, URIPrefixes[n], prefix_len)) break; } @@ -452,6 +460,25 @@ au_check_range(GtkTextIter *s, //----------------------------------------------------------------------------- extern "C" { + +// Normal version used for detecting IME input and generating appropriate +// events for it. +void +wx_insert_text_callback(GtkTextBuffer* buffer, + GtkTextIter* WXUNUSED(end), + gchar *text, + gint WXUNUSED(len), + wxTextCtrl *win) +{ + if ( win->GTKOnInsertText(text) ) + { + // If we already handled the new text insertion, don't do it again. + g_signal_stop_emission_by_name (buffer, "insert_text"); + } +} + + +// And an "after" version used for detecting URLs in the text. static void au_insert_text_callback(GtkTextBuffer * WXUNUSED(buffer), GtkTextIter *end, @@ -504,90 +531,62 @@ au_delete_range_callback(GtkTextBuffer * WXUNUSED(buffer), } } - //----------------------------------------------------------------------------- -// "changed" +// "populate_popup" from text control and "unmap" from its poup menu //----------------------------------------------------------------------------- extern "C" { static void -gtk_text_changed_callback( GtkWidget * WXUNUSED(widget), wxTextCtrl *win ) +gtk_textctrl_popup_unmap( GtkMenu *WXUNUSED(menu), wxTextCtrl* win ) { - if ( win->IgnoreTextUpdate() ) - return; - - if (!win->m_hasVMT) return; + win->GTKEnableFocusOutEvent(); +} +} - if ( win->MarkDirtyOnChange() ) - win->MarkDirty(); +extern "C" { +static void +gtk_textctrl_populate_popup( GtkEntry *WXUNUSED(entry), GtkMenu *menu, wxTextCtrl *win ) +{ + win->GTKDisableFocusOutEvent(); - win->SendTextUpdatedEvent(); + g_signal_connect (menu, "unmap", G_CALLBACK (gtk_textctrl_popup_unmap), win ); } } //----------------------------------------------------------------------------- -// clipboard events: "copy-clipboard", "cut-clipboard", "paste-clipboard" +// "changed" //----------------------------------------------------------------------------- -// common part of the event handlers below -static void -handle_text_clipboard_callback( GtkWidget *widget, wxTextCtrl *win, - wxEventType eventType, const gchar * signal_name) -{ - wxClipboardTextEvent event( eventType, win->GetId() ); - event.SetEventObject( win ); - if ( win->GetEventHandler()->ProcessEvent( event ) ) - { - // don't let the default processing to take place if we did something - // ourselves in the event handler - g_signal_stop_emission_by_name (widget, signal_name); - } -} - extern "C" { static void -gtk_copy_clipboard_callback( GtkWidget *widget, wxTextCtrl *win ) +gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win ) { - handle_text_clipboard_callback( - widget, win, wxEVT_COMMAND_TEXT_COPY, "copy-clipboard" ); -} + if ( win->IgnoreTextUpdate() ) + return; -static void -gtk_cut_clipboard_callback( GtkWidget *widget, wxTextCtrl *win ) -{ - handle_text_clipboard_callback( - widget, win, wxEVT_COMMAND_TEXT_CUT, "cut-clipboard" ); -} + if ( win->MarkDirtyOnChange() ) + win->MarkDirty(); -static void -gtk_paste_clipboard_callback( GtkWidget *widget, wxTextCtrl *win ) -{ - handle_text_clipboard_callback( - widget, win, wxEVT_COMMAND_TEXT_PASTE, "paste-clipboard" ); + win->SendTextUpdatedEvent(); } } //----------------------------------------------------------------------------- -// "expose_event" from scrolled window and textview +// "mark_set" //----------------------------------------------------------------------------- extern "C" { -static gboolean -gtk_text_exposed_callback( GtkWidget * WXUNUSED(widget), - GdkEventExpose * WXUNUSED(event), - wxTextCtrl * WXUNUSED(win) ) +static void mark_set(GtkTextBuffer*, GtkTextIter*, GtkTextMark* mark, GSList** markList) { - return TRUE; + if (gtk_text_mark_get_name(mark) == NULL) + *markList = g_slist_prepend(*markList, mark); } } - //----------------------------------------------------------------------------- // wxTextCtrl //----------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxTextCtrlBase) - BEGIN_EVENT_TABLE(wxTextCtrl, wxTextCtrlBase) EVT_CHAR(wxTextCtrl::OnChar) @@ -624,18 +623,25 @@ void wxTextCtrl::Init() SetUpdateFont(false); m_text = NULL; - m_freezeCount = 0; + m_buffer = NULL; m_showPositionOnThaw = NULL; - m_gdkHandCursor = NULL; - m_gdkXTermCursor = NULL; + m_anonymousMarkList = NULL; } wxTextCtrl::~wxTextCtrl() { - if(m_gdkHandCursor) - gdk_cursor_unref(m_gdkHandCursor); - if(m_gdkXTermCursor) - gdk_cursor_unref(m_gdkXTermCursor); + if (m_text) + GTKDisconnect(m_text); + if (m_buffer) + GTKDisconnect(m_buffer); + + // this is also done by wxWindowGTK dtor, but has to be done here so our + // DoThaw() override is called + while (IsFrozen()) + Thaw(); + + if (m_anonymousMarkList) + g_slist_free(m_anonymousMarkList); } wxTextCtrl::wxTextCtrl( wxWindow *parent, @@ -672,10 +678,13 @@ bool wxTextCtrl::Create( wxWindow *parent, if (multi_line) { + m_buffer = gtk_text_buffer_new(NULL); + gulong sig_id = g_signal_connect(m_buffer, "mark_set", G_CALLBACK(mark_set), &m_anonymousMarkList); // Create view - m_text = gtk_text_view_new(); - - m_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); + m_text = gtk_text_view_new_with_buffer(m_buffer); + // gtk_text_view_set_buffer adds its own reference + g_object_unref(m_buffer); + g_signal_handler_disconnect(m_buffer, sig_id); // create "ShowPosition" marker GtkTextIter iter; @@ -690,28 +699,33 @@ bool wxTextCtrl::Create( wxWindow *parent, ? GTK_POLICY_NEVER : GTK_POLICY_AUTOMATIC ); // for ScrollLines/Pages - m_scrollBar[1] = (GtkRange*)((GtkScrolledWindow*)m_widget)->vscrollbar; + m_scrollBar[1] = GTK_RANGE(gtk_scrolled_window_get_vscrollbar(GTK_SCROLLED_WINDOW(m_widget))); // Insert view into scrolled window gtk_container_add( GTK_CONTAINER(m_widget), m_text ); GTKSetWrapMode(); - GtkScrolledWindowSetBorder(m_widget, style); + GTKScrolledWindowSetBorder(m_widget, style); 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 ); + gtk_widget_set_can_focus(m_widget, FALSE); } else { // a single-line text control: no need for scrollbars m_widget = m_text = gtk_entry_new(); + // work around probable bug in GTK+ 2.18 when calling WriteText on a + // new, empty control, see http://trac.wxwidgets.org/ticket/11409 + gtk_entry_get_text((GtkEntry*)m_text); if (style & wxNO_BORDER) g_object_set (m_text, "has-frame", FALSE, NULL); + } + g_object_ref(m_widget); m_parent->DoAddChild( this ); @@ -736,6 +750,11 @@ bool wxTextCtrl::Create( wxWindow *parent, G_CALLBACK (gtk_text_changed_callback), this); } + // Catch to disable focus out handling + g_signal_connect (m_text, "populate_popup", + G_CALLBACK (gtk_textctrl_populate_popup), + this); + if (!value.empty()) { SetValue( value ); @@ -747,9 +766,6 @@ bool wxTextCtrl::Create( wxWindow *parent, if (style & wxTE_READONLY) GTKSetEditable(); - if (style & wxTE_PROCESS_ENTER) - GTKSetActivatesDefault(); - // left justification (alignment) is the default anyhow if ( style & (wxTE_RIGHT | wxTE_CENTRE) ) GTKSetJustification(); @@ -760,11 +776,9 @@ bool wxTextCtrl::Create( wxWindow *parent, 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, + // don't have to check for the tag existence in callbacks, // hereby it's guaranteed to exist. gtk_text_buffer_create_tag(m_buffer, "wxUrl", "foreground", "blue", @@ -791,14 +805,23 @@ bool wxTextCtrl::Create( wxWindow *parent, gtk_text_buffer_get_end_iter(m_buffer, &end); au_check_range(&start, &end); } + + // Also connect a normal (not "after") signal handler for checking for + // the IME-generated input. + g_signal_connect(m_buffer, "insert_text", + G_CALLBACK(wx_insert_text_callback), this); + } + else // single line + { + // do the right thing with Enter presses depending on whether we have + // wxTE_PROCESS_ENTER or not + GTKSetActivatesDefault(); + + GTKConnectInsertTextSignal(GTK_ENTRY(m_text)); } - g_signal_connect (m_text, "copy-clipboard", - G_CALLBACK (gtk_copy_clipboard_callback), this); - g_signal_connect (m_text, "cut-clipboard", - G_CALLBACK (gtk_cut_clipboard_callback), this); - g_signal_connect (m_text, "paste-clipboard", - G_CALLBACK (gtk_paste_clipboard_callback), this); + + GTKConnectClipboardSignals(m_text); m_cursor = wxCursor( wxCURSOR_IBEAM ); @@ -812,6 +835,35 @@ GtkEditable *wxTextCtrl::GetEditable() const return GTK_EDITABLE(m_text); } +GtkEntry *wxTextCtrl::GetEntry() const +{ + return GTK_ENTRY(m_text); +} + +int wxTextCtrl::GTKIMFilterKeypress(GdkEventKey* event) const +{ +#if GTK_CHECK_VERSION(2, 22, 0) + if ( gtk_check_version(2, 12, 0) == 0 ) + { + if ( IsSingleLine() ) + { + return wxTextEntry::GTKIMFilterKeypress(event); + } + else + { + return gtk_text_view_im_context_filter_keypress( + GTK_TEXT_VIEW(m_text), + event + ); + } + } +#else // GTK+ < 2.22 + wxUnusedVar(event); +#endif // GTK+ 2.22+ + + return FALSE; +} + // ---------------------------------------------------------------------------- // flags handling // ---------------------------------------------------------------------------- @@ -857,17 +909,7 @@ void wxTextCtrl::GTKSetWrapMode() 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 // __WXGTK24__ - wrap = GTK_WRAP_WORD; - } + wrap = GTK_WRAP_WORD_CHAR; gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), wrap ); } @@ -888,23 +930,16 @@ void wxTextCtrl::GTKSetJustification() } else // single line { -#ifdef __WXGTK24__ - // gtk_entry_set_alignment was introduced in gtk+-2.3.5 - if (!gtk_check_version(2,4,0)) - { - gfloat align; - if ( HasFlag(wxTE_RIGHT) ) - align = 1.0; - else if ( HasFlag(wxTE_CENTRE) ) - align = 0.5; - else // single line - align = 0.0; - - gtk_entry_set_alignment(GTK_ENTRY(m_text), align); - } -#endif // __WXGTK24__ - } + gfloat align; + if ( HasFlag(wxTE_RIGHT) ) + align = 1.0; + else if ( HasFlag(wxTE_CENTRE) ) + align = 0.5; + else // single line + align = 0.0; + gtk_entry_set_alignment(GTK_ENTRY(m_text), align); + } } void wxTextCtrl::SetWindowStyleFlag(long style) @@ -993,6 +1028,22 @@ void wxTextCtrl::DoSetValue( const wxString &value, int flags ) return; } + if (value.IsEmpty()) + { + if ( !(flags & SetValue_SendEvent) ) + EnableTextChangedEvents(false); + + gtk_text_buffer_set_text( m_buffer, "", 0 ); + + if ( !(flags & SetValue_SendEvent) ) + EnableTextChangedEvents(true); + + return; + } + +#if wxUSE_UNICODE + const wxCharBuffer buffer(value.utf8_str()); +#else wxFontEncoding enc = m_defaultStyle.HasFont() ? m_defaultStyle.GetFont().GetEncoding() : wxFONTENCODING_SYSTEM; @@ -1007,6 +1058,7 @@ void wxTextCtrl::DoSetValue( const wxString &value, int flags ) wxLogWarning(_("Failed to set text in the text control.")); return; } +#endif if ( !(flags & SetValue_SendEvent) ) { @@ -1027,9 +1079,6 @@ void wxTextCtrl::DoSetValue( const wxString &value, int flags ) { EnableTextChangedEvents(true); } - - // This was added after discussion on the list - SetInsertionPoint(0); } void wxTextCtrl::WriteText( const wxString &text ) @@ -1045,6 +1094,9 @@ void wxTextCtrl::WriteText( const wxString &text ) return; } +#if wxUSE_UNICODE + const wxCharBuffer buffer(text.utf8_str()); +#else // check if we have a specific style for the current position wxFontEncoding enc = wxFONTENCODING_SYSTEM; wxTextAttr style; @@ -1065,24 +1117,27 @@ void wxTextCtrl::WriteText( const wxString &text ) wxLogWarning(_("Failed to insert text in the control.")); return; } +#endif // First remove the selection if there is one - // TODO: Is there an easier GTK specific way to do this? - long from, to; - GetSelection(&from, &to); - if (from != to) - Remove(from, to); + gtk_text_buffer_delete_selection(m_buffer, false, true); // Insert the text 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 // won't work when frozen, text view is not using m_buffer then - if (!IsFrozen() && wxIsSameDouble(adj->value, adj->upper - adj->page_size)) + if (!IsFrozen()) { - gtk_text_view_scroll_to_mark( GTK_TEXT_VIEW(m_text), - gtk_text_buffer_get_insert( m_buffer ), 0.0, FALSE, 0.0, 1.0 ); + GtkAdjustment* adj = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(m_widget)); + const double value = gtk_adjustment_get_value(adj); + const double upper = gtk_adjustment_get_upper(adj); + const double page_size = gtk_adjustment_get_page_size(adj); + if (wxIsSameDouble(value, upper - page_size)) + { + gtk_text_view_scroll_to_mark(GTK_TEXT_VIEW(m_text), + gtk_text_buffer_get_insert(m_buffer), 0, false, 0, 1); + } } } @@ -1135,7 +1190,7 @@ bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const } else // single line control { - if ( pos <= GTK_ENTRY(m_text)->text_length ) + if (pos <= gtk_entry_get_text_length(GTK_ENTRY(m_text))) { if ( y ) *y = 0; @@ -1188,6 +1243,37 @@ int wxTextCtrl::GetLineLength(long lineNo) const } } +wxPoint wxTextCtrl::DoPositionToCoords(long pos) const +{ + if ( !IsMultiLine() ) + { + // Single line text entry (GtkTextEntry) doesn't have support for + // getting the coordinates for the given offset. Perhaps we could + // find them ourselves by using GetTextExtent() but for now just leave + // it unimplemented, this function is more useful for multiline + // controls anyhow. + return wxDefaultPosition; + } + + // Window coordinates for the given position is calculated by getting + // the buffer coordinates and converting them to window coordinates. + GtkTextView *textview = GTK_TEXT_VIEW(m_text); + + GtkTextIter iter; + gtk_text_buffer_get_iter_at_offset(m_buffer, &iter, pos); + + GdkRectangle bufferCoords; + gtk_text_view_get_iter_location(textview, &iter, &bufferCoords); + + gint winCoordX = 0, + winCoordY = 0; + gtk_text_view_buffer_to_window_coords(textview, GTK_TEXT_WINDOW_WIDGET, + bufferCoords.x, bufferCoords.y, + &winCoordX, &winCoordY); + + return wxPoint(winCoordX, winCoordY); +} + int wxTextCtrl::GetNumberOfLines() const { if ( IsMultiLine() ) @@ -1245,30 +1331,11 @@ bool wxTextCtrl::Enable( bool enable ) } gtk_widget_set_sensitive( m_text, enable ); + SetCursor(enable ? wxCursor(wxCURSOR_IBEAM) : wxCursor()); return true; } -// wxGTK-specific: called recursively by Enable, -// to give widgets an opportunity to correct their colours after they -// have been changed by Enable -void wxTextCtrl::OnEnabled(bool WXUNUSED(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::MarkDirty() { m_modified = true; @@ -1325,20 +1392,19 @@ void wxTextCtrl::SetSelection( long from, long to ) { wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - if (from == -1 && to == -1) - { - from = 0; - to = GetValue().length(); - } - if ( IsMultiLine() ) { + if (from == -1 && to == -1) + { + from = 0; + to = GetValue().length(); + } + GtkTextIter fromi, toi; 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( m_buffer, &toi ); - gtk_text_buffer_move_mark_by_name( m_buffer, "selection_bound", &fromi ); + gtk_text_buffer_select_range( m_buffer, &fromi, &toi ); } else // single line { @@ -1526,7 +1592,7 @@ bool wxTextCtrl::IsEditable() const if ( IsMultiLine() ) { - return gtk_text_view_get_editable(GTK_TEXT_VIEW(m_text)); + return gtk_text_view_get_editable(GTK_TEXT_VIEW(m_text)) != 0; } else { @@ -1547,10 +1613,10 @@ void wxTextCtrl::OnChar( wxKeyEvent &key_event ) { if ( HasFlag(wxTE_PROCESS_ENTER) ) { - wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId); + wxCommandEvent event(wxEVT_TEXT_ENTER, m_windowId); event.SetEventObject(this); event.SetString(GetValue()); - if ( GetEventHandler()->ProcessEvent(event) ) + if ( HandleWindowEvent(event) ) return; } } @@ -1572,7 +1638,12 @@ GdkWindow *wxTextCtrl::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const } else { - return GTK_ENTRY(m_text)->text_area; +#ifdef __WXGTK3__ + // no access to internal GdkWindows + return NULL; +#else + return gtk_entry_get_text_window(GTK_ENTRY(m_text)); +#endif } } @@ -1606,7 +1677,7 @@ void wxTextCtrl::ChangeFontGlobally() // // TODO: it can be implemented much more efficiently for GTK2 wxASSERT_MSG( IsMultiLine(), - _T("shouldn't be called for single line controls") ); + wxT("shouldn't be called for single line controls") ); wxString value = GetValue(); if ( !value.empty() ) @@ -1636,7 +1707,7 @@ bool wxTextCtrl::SetBackgroundColour( const wxColour &colour ) if ( !wxControl::SetBackgroundColour( colour ) ) return false; - if (!m_backgroundColour.Ok()) + if (!m_backgroundColour.IsOk()) return false; // change active background color too @@ -1658,7 +1729,7 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style ) gint l = gtk_text_buffer_get_char_count( m_buffer ); wxCHECK_MSG( start >= 0 && end <= l, false, - _T("invalid range in wxTextCtrl::SetStyle") ); + wxT("invalid range in wxTextCtrl::SetStyle") ); GtkTextIter starti, endi; gtk_text_buffer_get_iter_at_offset( m_buffer, &starti, start ); @@ -1673,9 +1744,53 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style ) return false; } +bool wxTextCtrl::GetStyle(long position, wxTextAttr& style) +{ + if ( !IsMultiLine() ) + { + // no styles for GtkEntry + return false; + } + + gint l = gtk_text_buffer_get_char_count( m_buffer ); + + wxCHECK_MSG( position >= 0 && position <= l, false, + wxT("invalid range in wxTextCtrl::GetStyle") ); + + GtkTextIter positioni; + gtk_text_buffer_get_iter_at_offset(m_buffer, &positioni, position); + + // Obtain a copy of the default attributes + GtkTextAttributes * const + pattr = gtk_text_view_get_default_attributes(GTK_TEXT_VIEW(m_text)); + wxON_BLOCK_EXIT1(gtk_text_attributes_unref, pattr); + + // And query GTK for the attributes at the given position using it as base + if ( !gtk_text_iter_get_attributes(&positioni, pattr) ) + { + style = m_defaultStyle; + } + else // have custom attributes + { + style.SetBackgroundColour(pattr->appearance.bg_color); + style.SetTextColour(pattr->appearance.fg_color); + + const wxGtkString + pangoFontString(pango_font_description_to_string(pattr->font)); + + wxFont font; + if ( font.SetNativeFontInfo(wxString(pangoFontString)) ) + style.SetFont(font); + + // TODO: set alignment, tabs and indents + } + + return true; +} + void wxTextCtrl::DoApplyWidgetStyle(GtkRcStyle *style) { - gtk_widget_modify_style(m_text, style); + GTKApplyStyle(m_text, style); } void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event)) @@ -1730,71 +1845,126 @@ void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event) wxSize wxTextCtrl::DoGetBestSize() const { - // FIXME should be different for multi-line controls... - wxSize ret( wxControl::DoGetBestSize() ); - wxSize best(80, ret.y); - CacheBestSize(best); - return best; + return DoGetSizeFromTextSize(80); +} + +wxSize wxTextCtrl::DoGetSizeFromTextSize(int xlen, int ylen) const +{ + wxASSERT_MSG( m_widget, wxS("GetSizeFromTextSize called before creation") ); + + wxSize tsize(xlen, 0); + int cHeight = GetCharHeight(); + + if ( IsSingleLine() ) + { + if ( HasFlag(wxBORDER_NONE) ) + { + tsize.y = cHeight; +#ifdef __WXGTK3__ + tsize.IncBy(9, 0); +#else + tsize.IncBy(4, 0); +#endif // GTK3 + } + else + { + // default height + tsize.y = GTKGetPreferredSize(m_widget).y; + // Add the margins we have previously set, but only the horizontal border + // as vertical one has been taken account at GTKGetPreferredSize(). + // Also get other GTK+ margins. + tsize.IncBy( GTKGetEntryMargins(GetEntry()).x, 0); + } + } + + //multiline + else + { + // add space for vertical scrollbar + if ( m_scrollBar[1] && !(m_windowStyle & wxTE_NO_VSCROLL) ) + tsize.IncBy(GTKGetPreferredSize(GTK_WIDGET(m_scrollBar[1])).x + 3, 0); + + // height + tsize.y = cHeight; + if ( ylen <= 0 ) + { + tsize.y = 1 + cHeight * wxMax(wxMin(GetNumberOfLines(), 10), 2); + // add space for horizontal scrollbar + if ( m_scrollBar[0] && (m_windowStyle & wxHSCROLL) ) + tsize.IncBy(0, GTKGetPreferredSize(GTK_WIDGET(m_scrollBar[0])).y + 3); + } + + if ( !HasFlag(wxBORDER_NONE) ) + { + // hardcode borders, margins, etc + tsize.IncBy(5, 4); + } + } + + // Perhaps the user wants something different from CharHeight, or ylen + // is used as the height of a multiline text. + if ( ylen > 0 ) + tsize.IncBy(0, ylen - cHeight); + + return tsize; } + // ---------------------------------------------------------------------------- // freeze/thaw // ---------------------------------------------------------------------------- -void wxTextCtrl::Freeze() +void wxTextCtrl::DoFreeze() { wxCHECK_RET(m_text != NULL, wxT("invalid text ctrl")); + GTKFreezeWidget(m_text); + if ( HasFlag(wxTE_MULTILINE) ) { - if (m_freezeCount++ == 0) + // removing buffer dramatically speeds up insertion: + g_object_ref(m_buffer); + GtkTextBuffer* buf_new = gtk_text_buffer_new(NULL); + gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), buf_new); + // gtk_text_view_set_buffer adds its own reference + g_object_unref(buf_new); + // These marks should be deleted when the buffer is changed, + // but they are not (in GTK+ up to at least 3.0.1). + // Otherwise these anonymous marks start to build up in the buffer, + // and Freeze takes longer and longer each time it is called. + if (m_anonymousMarkList) { - // freeze textview updates and remove buffer - g_signal_connect (m_text, "expose_event", - G_CALLBACK (gtk_text_exposed_callback), this); - g_signal_connect (m_widget, "expose_event", - G_CALLBACK (gtk_text_exposed_callback), this); - gtk_widget_set_sensitive(m_widget, false); - g_object_ref(m_buffer); - GtkTextBuffer* buf_new = gtk_text_buffer_new(NULL); - GtkTextMark* mark = GTK_TEXT_VIEW(m_text)->first_para_mark; - gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), buf_new); - // gtk_text_view_set_buffer adds its own reference - g_object_unref(buf_new); - // This mark should be deleted when the buffer is changed, - // but it's not (in GTK+ up to at least 2.10.6). - // Otherwise these anonymous marks start to build up in the buffer, - // and Freeze takes longer and longer each time it is called. - if (GTK_IS_TEXT_MARK(mark) && !gtk_text_mark_get_deleted(mark)) - gtk_text_buffer_delete_mark(m_buffer, mark); + for (GSList* item = m_anonymousMarkList; item; item = item->next) + { + GtkTextMark* mark = static_cast(item->data); + if (GTK_IS_TEXT_MARK(mark) && !gtk_text_mark_get_deleted(mark)) + gtk_text_buffer_delete_mark(m_buffer, mark); + } + g_slist_free(m_anonymousMarkList); + m_anonymousMarkList = NULL; } } } -void wxTextCtrl::Thaw() +void wxTextCtrl::DoThaw() { if ( HasFlag(wxTE_MULTILINE) ) { - wxCHECK_RET(m_freezeCount != 0, _T("Thaw() without matching Freeze()")); + // reattach buffer: + gulong sig_id = g_signal_connect(m_buffer, "mark_set", G_CALLBACK(mark_set), &m_anonymousMarkList); + gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), m_buffer); + g_object_unref(m_buffer); + g_signal_handler_disconnect(m_buffer, sig_id); - if (--m_freezeCount == 0) + if (m_showPositionOnThaw != NULL) { - // 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); - if (m_showPositionOnThaw != NULL) - { - gtk_text_view_scroll_mark_onscreen( - GTK_TEXT_VIEW(m_text), m_showPositionOnThaw); - m_showPositionOnThaw = NULL; - } + gtk_text_view_scroll_mark_onscreen( + GTK_TEXT_VIEW(m_text), m_showPositionOnThaw); + m_showPositionOnThaw = NULL; } } + + GTKThawWidget(m_text); } // ---------------------------------------------------------------------------- @@ -1821,13 +1991,11 @@ void wxTextCtrl::OnUrlMouseEvent(wxMouseEvent& event) 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); + SetCursor(wxCursor(wxCURSOR_IBEAM)); return; } - gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text), - GTK_TEXT_WINDOW_TEXT), m_gdkHandCursor); + SetCursor(wxCursor(wxCURSOR_HAND)); start = end; if(!gtk_text_iter_begins_tag(&start, tag)) @@ -1836,7 +2004,7 @@ void wxTextCtrl::OnUrlMouseEvent(wxMouseEvent& event) 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 + // Consider making this dependent on ProcessEvent(wxTextUrlEvent) return value if(event.GetEventType() == wxEVT_RIGHT_DOWN) event.Skip(false); @@ -1846,8 +2014,8 @@ void wxTextCtrl::OnUrlMouseEvent(wxMouseEvent& event) 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); + //event.Skip(!HandleWindowEvent(url_event)); + HandleWindowEvent(url_event); } bool wxTextCtrl::GTKProcessEvent(wxEvent& event) const @@ -1866,7 +2034,7 @@ bool wxTextCtrl::GTKProcessEvent(wxEvent& event) const wxVisualAttributes wxTextCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) { - return GetDefaultAttributesFromGTKWidget(gtk_entry_new, true); + return GetDefaultAttributesFromGTKWidget(gtk_entry_new(), true); } #endif // wxUSE_TEXTCTRL