X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/927637fdafd754b45494fb06701aa20f8ef7ef7a..621b83d9b34572321873cf3d54920a7749b2f53c:/src/gtk/textctrl.cpp diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp index 9a2bc0502f..c1533fb24e 100644 --- a/src/gtk/textctrl.cpp +++ b/src/gtk/textctrl.cpp @@ -51,6 +51,24 @@ static void wxGtkOnRemoveTag(GtkTextBuffer *buffer, } } +// remove all tags starting with the given prefix from the start..end range +static void +wxGtkTextRemoveTagsWithPrefix(GtkTextBuffer *text_buffer, + const char *prefix, + GtkTextIter *start, + GtkTextIter *end) +{ + gulong remove_handler_id = g_signal_connect + ( + text_buffer, + "remove_tag", + G_CALLBACK(wxGtkOnRemoveTag), + gpointer(prefix) + ); + gtk_text_buffer_remove_all_tags(text_buffer, start, end); + g_signal_handler_disconnect(text_buffer, remove_handler_id); +} + static void wxGtkTextApplyTagsFromAttr(GtkWidget *text, GtkTextBuffer *text_buffer, const wxTextAttr& attr, @@ -60,13 +78,10 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text, static gchar buf[1024]; GtkTextTag *tag; - gulong remove_handler_id = g_signal_connect (text_buffer, "remove_tag", - G_CALLBACK (wxGtkOnRemoveTag), gpointer("WX")); - gtk_text_buffer_remove_all_tags(text_buffer, start, end); - g_signal_handler_disconnect (text_buffer, remove_handler_id); - if (attr.HasFont()) { + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXFONT", start, end); + PangoFontDescription *font_description = attr.GetFont().GetNativeFontInfo()->description; wxGtkString font_string(pango_font_description_to_string(font_description)); g_snprintf(buf, sizeof(buf), "WXFONT %s", font_string.c_str()); @@ -94,6 +109,8 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text, if (attr.HasTextColour()) { + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXFORECOLOR", start, end); + const GdkColor *colFg = attr.GetTextColour().GetColor(); g_snprintf(buf, sizeof(buf), "WXFORECOLOR %d %d %d", colFg->red, colFg->green, colFg->blue); @@ -107,6 +124,8 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text, if (attr.HasBackgroundColour()) { + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXBACKCOLOR", start, end); + const GdkColor *colBg = attr.GetBackgroundColour().GetColor(); g_snprintf(buf, sizeof(buf), "WXBACKCOLOR %d %d %d", colBg->red, colBg->green, colBg->blue); @@ -126,11 +145,7 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text, gtk_text_iter_get_line(start) ); gtk_text_iter_forward_line(¶_end); - remove_handler_id = g_signal_connect (text_buffer, "remove_tag", - G_CALLBACK(wxGtkOnRemoveTag), - gpointer("WXALIGNMENT")); - gtk_text_buffer_remove_all_tags( text_buffer, ¶_start, ¶_end ); - g_signal_handler_disconnect (text_buffer, remove_handler_id); + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXALIGNMENT", start, end); GtkJustification align; switch (attr.GetAlignment()) @@ -167,11 +182,7 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text, gtk_text_iter_get_line(start) ); gtk_text_iter_forward_line(¶_end); - remove_handler_id = g_signal_connect (text_buffer, "remove_tag", - G_CALLBACK(wxGtkOnRemoveTag), - gpointer("WXINDENT")); - gtk_text_buffer_remove_all_tags( text_buffer, ¶_start, ¶_end ); - g_signal_handler_disconnect (text_buffer, remove_handler_id); + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXINDENT", start, end); // Convert indent from 1/10th of a mm into pixels float factor; @@ -220,11 +231,7 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text, gtk_text_iter_get_line(start) ); gtk_text_iter_forward_line(¶_end); - remove_handler_id = g_signal_connect (text_buffer, "remove_tag", - G_CALLBACK(wxGtkOnRemoveTag), - gpointer("WXTABS")); - gtk_text_buffer_remove_all_tags( text_buffer, ¶_start, ¶_end ); - g_signal_handler_disconnect (text_buffer, remove_handler_id); + wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXTABS", start, end); const wxArrayInt& tabs = attr.GetTabs(); @@ -291,9 +298,6 @@ gtk_insert_text_callback(GtkEditable *editable, gint *position, wxTextCtrl *win) { - if (g_isIdle) - wxapp_install_idle_handler(); - // we should only be called if we have a max len limit at all GtkEntry *entry = GTK_ENTRY (editable); @@ -540,9 +544,6 @@ gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win ) if (!win->m_hasVMT) return; - if (g_isIdle) - wxapp_install_idle_handler(); - if ( win->MarkDirtyOnChange() ) win->MarkDirty(); @@ -647,7 +648,8 @@ void wxTextCtrl::Init() SetUpdateFont(false); m_text = NULL; - m_frozenness = 0; + m_freezeCount = 0; + m_showPositionOnThaw = NULL; m_gdkHandCursor = NULL; m_gdkXTermCursor = NULL; } @@ -683,9 +685,6 @@ bool wxTextCtrl::Create( wxWindow *parent, const wxValidator& validator, const wxString &name ) { - m_needParent = true; - m_acceptsFocus = true; - if (!PreCreation( parent, pos, size ) || !CreateBase( parent, id, pos, size, style, validator, name )) { @@ -702,10 +701,18 @@ bool wxTextCtrl::Create( wxWindow *parent, m_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) ); + // create "ShowPosition" marker + GtkTextIter iter; + gtk_text_buffer_get_start_iter(m_buffer, &iter); + gtk_text_buffer_create_mark(m_buffer, "ShowPosition", &iter, true); + // create scrolled window m_widget = gtk_scrolled_window_new( NULL, NULL ); gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW( m_widget ), - GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC ); + GTK_POLICY_AUTOMATIC, + style & wxTE_NO_VSCROLL + ? GTK_POLICY_NEVER + : GTK_POLICY_AUTOMATIC ); // for ScrollLines/Pages m_scrollBar[1] = (GtkRange*)((GtkScrolledWindow*)m_widget)->vscrollbar; @@ -813,9 +820,6 @@ bool wxTextCtrl::Create( wxWindow *parent, m_cursor = wxCursor( wxCURSOR_IBEAM ); - wxTextAttr attrDef(GetForegroundColour(), GetBackgroundColour(), GetFont()); - SetDefaultStyle( attrDef ); - return true; } @@ -881,7 +885,7 @@ void wxTextCtrl::GTKSetJustification() else // wxTE_LEFT == 0 just = GTK_JUSTIFY_LEFT; - gtk_text_view_set_justification( GTK_TEXT_VIEW(m_text), GTK_JUSTIFY_CENTER ); + gtk_text_view_set_justification(GTK_TEXT_VIEW(m_text), just); } else // single line { @@ -994,7 +998,13 @@ void wxTextCtrl::DoSetValue( const wxString &value, int flags ) m_modified = false; DontMarkDirtyOnNextChange(); - const wxCharBuffer buffer(wxGTK_CONV_ENC(value, GetTextEncoding())); + wxFontEncoding enc = m_defaultStyle.HasFont() + ? m_defaultStyle.GetFont().GetEncoding() + : wxFONTENCODING_SYSTEM; + if ( enc == wxFONTENCODING_SYSTEM ) + enc = GetTextEncoding(); + + const wxCharBuffer buffer(wxGTK_CONV_ENC(value, enc)); if ( !buffer ) { // see comment in WriteText() as to why we must warn the user about @@ -1015,6 +1025,14 @@ void wxTextCtrl::DoSetValue( const wxString &value, int flags ) if ( IsMultiLine() ) { gtk_text_buffer_set_text( m_buffer, buffer, strlen(buffer) ); + + if ( !m_defaultStyle.IsDefault() ) + { + GtkTextIter start, end; + gtk_text_buffer_get_bounds( m_buffer, &start, &end ); + wxGtkTextApplyTagsFromAttr(m_widget, m_buffer, m_defaultStyle, + &start, &end); + } } else // single line { @@ -1113,8 +1131,12 @@ wxString wxTextCtrl::GetLineText( long lineNo ) const { GtkTextIter line; gtk_text_buffer_get_iter_at_line(m_buffer,&line,lineNo); + GtkTextIter end = line; - gtk_text_iter_forward_to_line_end(&end); + // avoid skipping to the next line end if this one is empty + if ( !gtk_text_iter_ends_line(&line) ) + gtk_text_iter_forward_to_line_end(&end); + wxGtkString text(gtk_text_buffer_get_text(m_buffer, &line, &end, true)); result = wxGTK_CONV_BACK(text); } @@ -1225,15 +1247,12 @@ void wxTextCtrl::SetInsertionPoint( long pos ) GtkTextIter iter; gtk_text_buffer_get_iter_at_offset( m_buffer, &iter, pos ); gtk_text_buffer_place_cursor( m_buffer, &iter ); - if (!IsFrozen()) - { - // won't work when frozen, text view is not using m_buffer then - gtk_text_view_scroll_mark_onscreen - ( - GTK_TEXT_VIEW(m_text), - gtk_text_buffer_get_insert( m_buffer ) - ); - } + GtkTextMark* mark = gtk_text_buffer_get_insert(m_buffer); + if (IsFrozen()) + // defer until Thaw, text view is not using m_buffer now + m_showPositionOnThaw = mark; + else + gtk_text_view_scroll_mark_onscreen(GTK_TEXT_VIEW(m_text), mark); } else { @@ -1244,18 +1263,7 @@ void wxTextCtrl::SetInsertionPoint( long pos ) void wxTextCtrl::SetInsertionPointEnd() { - wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") ); - - if ( IsMultiLine() ) - { - GtkTextIter end; - gtk_text_buffer_get_end_iter( m_buffer, &end ); - gtk_text_buffer_place_cursor( m_buffer, &end ); - } - else - { - gtk_editable_set_position( GTK_EDITABLE(m_text), -1 ); - } + SetInsertionPoint(-1); } void wxTextCtrl::SetEditable( bool editable ) @@ -1293,9 +1301,9 @@ bool wxTextCtrl::Enable( bool enable ) } // wxGTK-specific: called recursively by Enable, -// to give widgets an oppprtunity to correct their colours after they +// to give widgets an opportunity to correct their colours after they // have been changed by Enable -void wxTextCtrl::OnParentEnable( bool enable ) +void wxTextCtrl::OnEnabled( 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 @@ -1405,14 +1413,17 @@ void wxTextCtrl::SetSelection( long from, long to ) void wxTextCtrl::ShowPosition( long pos ) { - // won't work when frozen, text view is not using m_buffer then - if (IsMultiLine() && !IsFrozen()) + if (IsMultiLine()) { GtkTextIter iter; - gtk_text_buffer_get_start_iter( m_buffer, &iter ); - gtk_text_iter_set_offset( &iter, pos ); - 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 ); + gtk_text_buffer_get_iter_at_offset(m_buffer, &iter, int(pos)); + GtkTextMark* mark = gtk_text_buffer_get_mark(m_buffer, "ShowPosition"); + gtk_text_buffer_move_mark(m_buffer, mark, &iter); + if (IsFrozen()) + // defer until Thaw, text view is not using m_buffer now + m_showPositionOnThaw = mark; + else + gtk_text_view_scroll_mark_onscreen(GTK_TEXT_VIEW(m_text), mark); } } @@ -1790,18 +1801,12 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style ) 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); - - wxGtkTextApplyTagsFromAttr( m_widget, m_buffer, attr, &starti, &endi ); + wxGtkTextApplyTagsFromAttr( m_widget, m_buffer, style, &starti, &endi ); return true; } + //else: single line text controls don't support styles - // else single line - // cannot do this for GTK+'s Entry widget return false; } @@ -1879,7 +1884,7 @@ void wxTextCtrl::Freeze() if ( HasFlag(wxTE_MULTILINE) ) { - if (m_frozenness++ == 0) + if (m_freezeCount++ == 0) { // freeze textview updates and remove buffer g_signal_connect (m_text, "expose_event", @@ -1907,9 +1912,9 @@ void wxTextCtrl::Thaw() { if ( HasFlag(wxTE_MULTILINE) ) { - wxCHECK_RET(m_frozenness != 0, _T("Thaw() without matching Freeze()")); + wxCHECK_RET(m_freezeCount != 0, _T("Thaw() without matching Freeze()")); - if (--m_frozenness == 0) + if (--m_freezeCount == 0) { // Reattach buffer and thaw textview updates gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), m_buffer); @@ -1919,6 +1924,12 @@ void wxTextCtrl::Thaw() (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; + } } } }