/////////////////////////////////////////////////////////////////////////////
-// Name: textctrl.cpp
+// Name: src/gtk/textctrl.cpp
// Purpose:
// Author: Robert Roebling
// Id: $Id$
-// Copyright: (c) 1998 Robert Roebling, Vadim Zeitlin
+// Copyright: (c) 1998 Robert Roebling, Vadim Zeitlin, 2005 Mart Raudsepp
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "textctrl.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
#include "wx/textctrl.h"
-#include "wx/utils.h"
-#include "wx/intl.h"
-#include "wx/settings.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/intl.h"
+ #include "wx/log.h"
+ #include "wx/utils.h"
+ #include "wx/panel.h"
+ #include "wx/settings.h"
+ #include "wx/math.h"
+#endif
+
+#include "wx/strconv.h"
+#include "wx/fontutil.h" // for wxNativeFontInfo (GetNativeFontInfo())
#include <sys/types.h>
#include <sys/stat.h>
#include <ctype.h>
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
-#include "gdk/gdkkeysyms.h"
+#include "wx/gtk/private.h"
+#include <gdk/gdkkeysyms.h>
+
+// ----------------------------------------------------------------------------
+// helpers
+// ----------------------------------------------------------------------------
+
+extern "C" {
+static void wxGtkOnRemoveTag(GtkTextBuffer *buffer,
+ GtkTextTag *tag,
+ GtkTextIter *start,
+ GtkTextIter *end,
+ char *prefix)
+{
+ gchar *name;
+ g_object_get (tag, "name", &name, NULL);
+
+ if (!name || strncmp(name, prefix, strlen(prefix)))
+ // anonymous tag or not starting with prefix - don't remove
+ 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), gpointer("WX"));
+ gtk_text_buffer_remove_all_tags(text_buffer, start, end);
+ g_signal_handler_disconnect (text_buffer, remove_handler_id);
+
+ if (attr.HasFont())
+ {
+ 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());
+ 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);
+
+ if (attr.GetFont().GetUnderlined())
+ {
+ g_snprintf(buf, sizeof(buf), "WXFONTUNDERLINE");
+ 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,
+ "underline-set", TRUE,
+ "underline", PANGO_UNDERLINE_SINGLE,
+ NULL );
+ gtk_text_buffer_apply_tag (text_buffer, tag, start, end);
+ }
+ }
+
+ if (attr.HasTextColour())
+ {
+ const 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())
+ {
+ const 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);
+ }
+
+ if (attr.HasAlignment())
+ {
+ GtkTextIter para_start, para_end = *end;
+ gtk_text_buffer_get_iter_at_line( text_buffer,
+ ¶_start,
+ 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);
+
+ 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;
+ // gtk+ doesn't support justify as of gtk+-2.7.4
+ }
+
+ g_snprintf(buf, sizeof(buf), "WXALIGNMENT %d", align);
+ 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,
+ "justification", align, NULL );
+ gtk_text_buffer_apply_tag( text_buffer, tag, ¶_start, ¶_end );
+ }
+}
+}
+
+extern "C" {
+static void wxGtkTextInsert(GtkWidget *text,
+ GtkTextBuffer *text_buffer,
+ const wxTextAttr& attr,
+ const wxCharBuffer& buffer)
+
+{
+ gint start_offset;
+ GtkTextIter iter, start;
+
+ 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_get_iter_at_offset (text_buffer, &start, start_offset);
+
+ wxGtkTextApplyTagsFromAttr(text_buffer, attr, &start, &iter);
+}
+}
+
+// ----------------------------------------------------------------------------
+// "insert_text" for GtkEntry
+// ----------------------------------------------------------------------------
+
+extern "C" {
+static void
+gtk_insert_text_callback(GtkEditable *editable,
+ const gchar *new_text,
+ gint new_text_length,
+ 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);
+
+ wxCHECK_RET( entry->text_max_length, _T("shouldn't be called") );
+
+ // check that we don't overflow the max length limit
+ //
+ // FIXME: this doesn't work when we paste a string which is going to be
+ // truncated
+ if ( entry->text_length == entry->text_max_length )
+ {
+ // we don't need to run the base class version at all
+ g_signal_stop_emission_by_name (editable, "insert_text");
+
+ // remember that the next changed signal is to be ignored to avoid
+ // generating a dummy wxEVT_COMMAND_TEXT_UPDATED event
+ win->IgnoreNextTextUpdate();
+
+ // and generate the correct one ourselves
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_MAXLEN, win->GetId());
+ event.SetEventObject(win);
+ event.SetString(win->GetValue());
+ win->GetEventHandler()->ProcessEvent( event );
+ }
+}
+}
+
+// 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");
+}
+}
//-----------------------------------------------------------------------------
-// idle system
+// GtkTextCharPredicates for gtk_text_iter_*_find_char
//-----------------------------------------------------------------------------
-extern void wxapp_install_idle_handler();
-extern bool g_isIdle;
+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);
+}
+}
//-----------------------------------------------------------------------------
-// data
+// "delete-range" for GtkTextBuffer
//-----------------------------------------------------------------------------
-extern bool g_blockEventsOnDrag;
+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);
+}
+}
+
//-----------------------------------------------------------------------------
// "changed"
//-----------------------------------------------------------------------------
+extern "C" {
static void
-gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
+gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win )
{
+ if ( win->IgnoreTextUpdate() )
+ return;
+
if (!win->m_hasVMT) return;
- if (g_isIdle)
+ if (g_isIdle)
wxapp_install_idle_handler();
- win->SetModified();
+ if ( win->MarkDirtyOnChange() )
+ win->MarkDirty();
wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() );
- event.SetString( win->GetValue() );
event.SetEventObject( win );
win->GetEventHandler()->ProcessEvent( event );
}
+}
//-----------------------------------------------------------------------------
-// "changed" from vertical scrollbar
+// clipboard events: "copy-clipboard", "cut-clipboard", "paste-clipboard"
//-----------------------------------------------------------------------------
+// common part of the event handlers below
static void
-gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
+handle_text_clipboard_callback( GtkWidget *widget, wxTextCtrl *win,
+ wxEventType eventType, const gchar * signal_name)
{
- if (!win->m_hasVMT) return;
-
- if (g_isIdle)
- wxapp_install_idle_handler();
+ 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);
+ }
+}
- win->CalculateScrollbar();
+extern "C" {
+static void
+gtk_copy_clipboard_callback( GtkWidget *widget, wxTextCtrl *win )
+{
+ handle_text_clipboard_callback(
+ widget, win, wxEVT_COMMAND_TEXT_COPY, "copy-clipboard" );
+}
+
+static void
+gtk_cut_clipboard_callback( GtkWidget *widget, wxTextCtrl *win )
+{
+ handle_text_clipboard_callback(
+ widget, win, wxEVT_COMMAND_TEXT_CUT, "cut-clipboard" );
+}
+
+static void
+gtk_paste_clipboard_callback( GtkWidget *widget, wxTextCtrl *win )
+{
+ handle_text_clipboard_callback(
+ widget, win, wxEVT_COMMAND_TEXT_PASTE, "paste-clipboard" );
+}
+}
+
+//-----------------------------------------------------------------------------
+// "expose_event" from scrolled window and textview
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static gboolean
+gtk_text_exposed_callback( GtkWidget *widget, GdkEventExpose *event, wxTextCtrl *win )
+{
+ return TRUE;
+}
}
+
//-----------------------------------------------------------------------------
// wxTextCtrl
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl,wxControl)
+IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxTextCtrlBase)
-BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
+BEGIN_EVENT_TABLE(wxTextCtrl, wxTextCtrlBase)
EVT_CHAR(wxTextCtrl::OnChar)
EVT_MENU(wxID_CUT, wxTextCtrl::OnCut)
EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
+
+ // 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)
END_EVENT_TABLE()
-#ifndef NO_TEXT_WINDOW_STREAM
-wxTextCtrl::wxTextCtrl() : streambuf()
+void wxTextCtrl::Init()
{
- if (allocate()) setp(base(),ebuf());
+ m_dontMarkDirty =
+ m_ignoreNextUpdate =
+ m_modified = false;
- m_modified = FALSE;
+ SetUpdateFont(false);
+
+ m_text = NULL;
+ m_frozenness = 0;
+ m_gdkHandCursor = NULL;
+ m_gdkXTermCursor = NULL;
}
-#else
-wxTextCtrl::wxTextCtrl()
+
+wxTextCtrl::~wxTextCtrl()
{
- m_modified = FALSE;
+ if(m_gdkHandCursor)
+ gdk_cursor_unref(m_gdkHandCursor);
+ if(m_gdkXTermCursor)
+ gdk_cursor_unref(m_gdkXTermCursor);
}
-#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 );
+ m_needParent = true;
+ m_acceptsFocus = true;
- SetValidator( validator );
-
- m_vScrollbarVisible = FALSE;
+ if (!PreCreation( parent, pos, size ) ||
+ !CreateBase( parent, id, pos, size, style, validator, name ))
+ {
+ wxFAIL_MSG( wxT("wxTextCtrl creation failed") );
+ return false;
+ }
bool multi_line = (style & wxTE_MULTILINE) != 0;
+
if (multi_line)
{
- /* a multi-line edit control: create a vertical scrollbar by default and
- horizontal if requested */
- bool bHasHScrollbar = (style & wxHSCROLL) != 0;
-
- /* create our control ... */
- m_text = gtk_text_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
-
- /* ... 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);
-
- /* always wrap words */
- gtk_text_set_word_wrap( GTK_TEXT(m_text), TRUE );
- /* put the horizontal scrollbar in the lower left hand corner */
- if (bHasHScrollbar)
+ // Create view
+ m_text = gtk_text_view_new();
+
+ m_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
+
+ // 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 );
+ // for ScrollLines/Pages
+ m_scrollBar[1] = (GtkRange*)((GtkScrolledWindow*)m_widget)->vscrollbar;
+
+ // Insert view into scrolled window
+ gtk_container_add( GTK_CONTAINER(m_widget), m_text );
+
+ // 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
{
- 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),
- GTK_FILL,
- 0, 0);
- gtk_widget_show(hscrollbar);
-
-#if (GTK_MINOR_VERSION > 0)
- /* don't wrap lines, otherwise we wouldn't need the scrollbar */
- gtk_text_set_line_wrap( GTK_TEXT(m_text), FALSE );
+ // 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;
}
- /* 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_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), wrap );
+
+ 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 );
}
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();
- }
+ 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 );
+ if (style & wxNO_BORDER)
+ g_object_set (m_text, "has-frame", FALSE, NULL);
+ }
m_parent->DoAddChild( this );
- PostCreation();
-
- if (multi_line)
- gtk_widget_show(m_text);
+ m_focusWidget = m_text;
- /* 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);
+ PostCreation(size);
if (multi_line)
{
- gtk_signal_connect(GTK_OBJECT(GTK_TEXT(m_text)->vadj), "changed",
- (GtkSignalFunc) gtk_scrollbar_changed_callback, (gpointer) this );
+ gtk_widget_show(m_text);
}
- if (!value.IsEmpty())
+ if (!value.empty())
{
- 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 );
-#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) );
- }
+ SetValue( value );
}
if (style & wxTE_PASSWORD)
if (style & wxTE_READONLY)
{
if (!multi_line)
- gtk_entry_set_editable( GTK_ENTRY(m_text), FALSE );
+ gtk_editable_set_editable( GTK_EDITABLE(m_text), FALSE );
+ else
+ gtk_text_view_set_editable( GTK_TEXT_VIEW( m_text), FALSE);
+ }
+
+ 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
{
- if (multi_line)
- gtk_text_set_editable( GTK_TEXT(m_text), 1 );
+#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
}
- SetBackgroundColour( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW) );
- SetForegroundColour( parent->GetForegroundColour() );
-
- Show( TRUE );
-
- return TRUE;
-}
-
-void wxTextCtrl::CalculateScrollbar()
-{
- if ((m_windowStyle & wxTE_MULTILINE) == 0) return;
-
- GtkAdjustment *adj = GTK_TEXT(m_text)->vadj;
-
- if (adj->upper - adj->page_size < 0.8)
+ // We want to be notified about text changes.
+ if (multi_line)
{
- if (m_vScrollbarVisible)
+ g_signal_connect (m_buffer, "changed",
+ G_CALLBACK (gtk_text_changed_callback), this);
+
+ // .. and handle URLs on multi-line controls with wxTE_AUTO_URL style
+ if (style & wxTE_AUTO_URL)
{
- gtk_widget_hide( m_vScrollbar );
- m_vScrollbarVisible = FALSE;
+ 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 (m_buffer, "insert_text",
+ G_CALLBACK (au_insert_text_callback), this);
+ g_signal_connect_after (m_buffer, "delete_range",
+ G_CALLBACK (au_delete_range_callback), 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 (m_buffer, "apply_tag",
+ G_CALLBACK (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
{
- if (!m_vScrollbarVisible)
- {
- gtk_widget_show( m_vScrollbar );
- m_vScrollbarVisible = TRUE;
- }
+ g_signal_connect (m_text, "changed",
+ G_CALLBACK (gtk_text_changed_callback), this);
}
+
+ 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);
+
+ m_cursor = wxCursor( wxCURSOR_IBEAM );
+
+ wxTextAttr attrDef(GetForegroundColour(), GetBackgroundColour(), GetFont());
+ SetDefaultStyle( attrDef );
+
+ return true;
+}
+
+
+void wxTextCtrl::CalculateScrollbar()
+{
}
wxString wxTextCtrl::GetValue() const
{
- wxCHECK_MSG( m_text != NULL, _T(""), _T("invalid text ctrl") );
+ wxCHECK_MSG( m_text != NULL, wxEmptyString, wxT("invalid text ctrl") );
wxString tmp;
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
- gint len = gtk_text_get_length( GTK_TEXT(m_text) );
- char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
- tmp = wxString(text,*wxConv_current);
- g_free( text );
+ GtkTextIter start;
+ gtk_text_buffer_get_start_iter( m_buffer, &start );
+ GtkTextIter end;
+ gtk_text_buffer_get_end_iter( m_buffer, &end );
+ wxGtkString text(gtk_text_buffer_get_text(m_buffer, &start, &end, true));
+
+ const wxWxCharBuffer buf = wxGTK_CONV_BACK(text);
+ if ( buf )
+ tmp = buf;
}
else
{
- tmp = wxString(gtk_entry_get_text( GTK_ENTRY(m_text) ),*wxConv_current);
+ const gchar *text = gtk_entry_get_text( GTK_ENTRY(m_text) );
+ const wxWxCharBuffer buf = wxGTK_CONV_BACK( text );
+ if ( buf )
+ tmp = buf;
}
+
return tmp;
}
-void wxTextCtrl::SetValue( const wxString &value )
+wxFontEncoding wxTextCtrl::GetTextEncoding() const
{
- wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
-
- gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
- GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
-
- wxString tmp = _T("");
- 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;
-#if wxUSE_UNICODE
- wxWX2MBbuf tmpbuf = tmp.mbc_str();
- gtk_editable_insert_text( GTK_EDITABLE(m_text), tmpbuf, strlen(tmpbuf), &len );
-#else
- gtk_editable_insert_text( GTK_EDITABLE(m_text), tmp.mbc_str(), tmp.Length(), &len );
-#endif
- }
- else
- {
- gtk_entry_set_text( GTK_ENTRY(m_text), tmp.mbc_str() );
- }
-
- gtk_signal_connect( GTK_OBJECT(m_text), "changed",
- GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+ // GTK+ uses UTF-8 internally, we need to convert to it but from which
+ // encoding?
+
+ // first check the default text style (we intentionally don't check the
+ // style for the current position as it doesn't make sense for SetValue())
+ const wxTextAttr& style = GetDefaultStyle();
+ wxFontEncoding enc = style.HasFont() ? style.GetFont().GetEncoding()
+ : wxFONTENCODING_SYSTEM;
+
+ // fall back to the controls font if no style
+ if ( enc == wxFONTENCODING_SYSTEM && m_hasFont )
+ enc = GetFont().GetEncoding();
+
+ return enc;
}
-void wxTextCtrl::WriteText( const wxString &text )
+void wxTextCtrl::SetValue( const wxString &value )
{
- wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if (text.IsNull()) return;
+ // the control won't be modified any more as we programmatically replace
+ // all the existing text, so reset the flag and don't set it again (and do
+ // it now, before the text event handler is ran so that IsModified() called
+ // from there returns the expected value)
+ m_modified = false;
+ DontMarkDirtyOnNextChange();
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
- /* this moves the cursor pos to behind the inserted text */
- gint len = GTK_EDITABLE(m_text)->current_pos;
+ const wxCharBuffer buffer(wxGTK_CONV_ENC(value, GetTextEncoding()));
+ if ( !buffer )
+ {
+ // see comment in WriteText() as to why we must warn the user about
+ // this
+ wxLogWarning(_("Failed to set text in the text control."));
+ return;
+ }
-#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 (gtk_text_buffer_get_char_count(m_buffer) != 0)
+ IgnoreNextTextUpdate();
- /* bring editable's cursor uptodate. bug in GTK. */
- GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) );
+ gtk_text_buffer_set_text( m_buffer, buffer, strlen(buffer) );
}
- else
+ else // single line
{
- /* 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
+ // gtk_entry_set_text() emits two "changed" signals if the control is
+ // not empty because internally it calls gtk_editable_delete_text() and
+ // gtk_editable_insert_text() but we want to have only one event
+ if ( !GetValue().empty() )
+ IgnoreNextTextUpdate();
- /* 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 );
+ gtk_entry_set_text( GTK_ENTRY(m_text), wxGTK_CONV(value) );
}
-}
-void wxTextCtrl::AppendText( const wxString &text )
-{
- wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
-
- if (m_windowStyle & wxTE_MULTILINE)
- {
- /* 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
-
- /* 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.mbc_str() );
- }
+ // GRG, Jun/2000: Changed this after a lot of discussion in
+ // the lists. wxWidgets 2.2 will have a set of flags to
+ // customize this behaviour.
+ SetInsertionPoint(0);
}
-bool wxTextCtrl::LoadFile( const wxString &file )
+void wxTextCtrl::WriteText( const wxString &text )
{
- wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
-
- if (!wxFileExists(file)) return FALSE;
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- Clear();
+ if ( text.empty() )
+ return;
- FILE *fp = (FILE*) NULL;
- struct stat statb;
-
- if ((stat (FNSTRINGCAST file.fn_str(), &statb) == -1) || (statb.st_mode & S_IFMT) != S_IFREG ||
- !(fp = fopen (FNSTRINGCAST file.fn_str(), "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)
+ // check if we have a specific style for the current position
+ wxFontEncoding enc = wxFONTENCODING_SYSTEM;
+ wxTextAttr style;
+ if ( GetStyle(GetInsertionPoint(), style) && style.HasFont() )
{
+ enc = style.GetFont().GetEncoding();
}
- fclose (fp);
- text[len] = 0;
+ if ( enc == wxFONTENCODING_SYSTEM )
+ enc = GetTextEncoding();
- if (m_windowStyle & wxTE_MULTILINE)
- {
- gint pos = 0;
- gtk_editable_insert_text( GTK_EDITABLE(m_text), text, len, &pos );
- }
- else
+ const wxCharBuffer buffer(wxGTK_CONV_ENC(text, enc));
+ if ( !buffer )
{
- gtk_entry_set_text( GTK_ENTRY(m_text), text );
+ // we must log an error here as losing the text like this can be a
+ // serious problem (e.g. imagine the document edited by user being
+ // empty instead of containing the correct text)
+ wxLogWarning(_("Failed to insert text in the control."));
+ return;
}
- free (text);
- m_modified = FALSE;
- return TRUE;
- }
- return FALSE;
-}
-
-bool wxTextCtrl::SaveFile( const wxString &file )
-{
- wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
-
- if (file == _T("")) return FALSE;
-
- FILE *fp;
+ // we're changing the text programmatically
+ DontMarkDirtyOnNextChange();
- if (!(fp = fopen (FNSTRINGCAST file.fn_str(), "w")))
+ if ( IsMultiLine() )
{
- return FALSE;
+ // 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);
+
+ // 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
+ if ( wxIsSameDouble(adj->value, adj->upper - adj->page_size) )
+ {
+ 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 );
+ }
}
- else
+ else // single line
{
- 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
- }
+ // First remove the selection if there is one
+ gtk_editable_delete_selection( GTK_EDITABLE(m_text) );
- // Make sure newline terminates the file
- if (text[len - 1] != '\n')
- fputc ('\n', fp);
+ // This moves the cursor pos to behind the inserted text.
+ gint len = gtk_editable_get_position(GTK_EDITABLE(m_text));
- fclose (fp);
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), buffer, strlen(buffer), &len );
- if (m_windowStyle & wxTE_MULTILINE) g_free( text );
-
- m_modified = FALSE;
- return TRUE;
+ // Bring entry's cursor uptodate.
+ gtk_editable_set_position( GTK_EDITABLE(m_text), len );
}
+}
- return TRUE;
+void wxTextCtrl::AppendText( const wxString &text )
+{
+ SetInsertionPointEnd();
+ WriteText( text );
}
wxString wxTextCtrl::GetLineText( long lineNo ) const
{
- 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 );
-
- if (text)
+ wxString result;
+ if ( IsMultiLine() )
{
- wxString buf(_T(""));
- long i;
- int currentLine = 0;
- for (i = 0; currentLine != lineNo && text[i]; i++ )
- if (text[i] == '\n')
- currentLine++;
- // Now get the text
- int j;
- for (j = 0; text[i] && text[i] != '\n'; i++, j++ )
- buf += text[i];
-
- g_free( text );
- return buf;
+ GtkTextIter line;
+ gtk_text_buffer_get_iter_at_line(m_buffer,&line,lineNo);
+ GtkTextIter end = 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);
}
else
- return wxEmptyString;
- }
- else
- {
- if (lineNo == 0) return GetValue();
- return wxEmptyString;
- }
+ {
+ if (lineNo == 0)
+ result = GetValue();
+ }
+ return result;
}
void wxTextCtrl::OnDropFiles( wxDropFilesEvent &WXUNUSED(event) )
{
/* If you implement this, don't forget to update the documentation!
* (file docs/latex/wx/text.tex) */
- wxFAIL_MSG( _T("wxTextCtrl::OnDropFiles not implemented") );
+ 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 )
+ if ( IsMultiLine() )
{
- wxString text = GetValue();
+ GtkTextIter iter;
- // cast to prevent warning. But pos really should've been unsigned.
- if( (unsigned long)pos > text.Len() )
- return FALSE;
+ if (pos > GetLastPosition())
+ return false;
- *x=0; // First Col
- *y=0; // First Line
+ gtk_text_buffer_get_iter_at_offset(m_buffer, &iter, pos);
- const wxChar* stop = text.c_str() + pos;
- for ( const wxChar *p = text.c_str(); p < stop; p++ )
- {
- if (*p == _T('\n'))
- {
- (*y)++;
- *x=0;
- }
- else
- (*x)++;
- }
+ if ( y )
+ *y = gtk_text_iter_get_line(&iter);
+ if ( x )
+ *x = gtk_text_iter_get_line_offset(&iter);
}
else // single line control
{
if ( pos <= GTK_ENTRY(m_text)->text_length )
{
- *y = 0;
- *x = pos;
+ if ( y )
+ *y = 0;
+ if ( x )
+ *x = pos;
}
else
{
// index out of bounds
- return FALSE;
+ return false;
}
}
- return TRUE;
+ return true;
}
long wxTextCtrl::XYToPosition(long x, long y ) const
{
- if (!(m_windowStyle & wxTE_MULTILINE)) return 0;
+ if ( IsSingleLine() )
+ return 0;
- long pos=0;
- for( int i=0; i<y; i++ ) pos += GetLineLength(i) + 1; // one for '\n'
+ GtkTextIter iter;
+ if (y >= gtk_text_buffer_get_line_count (m_buffer))
+ return -1;
- pos += x;
- return pos;
+ gtk_text_buffer_get_iter_at_line(m_buffer, &iter, y);
+ if (x >= gtk_text_iter_get_chars_in_line (&iter))
+ return -1;
+
+ return gtk_text_iter_get_offset(&iter) + x;
}
int wxTextCtrl::GetLineLength(long lineNo) const
{
- wxString str = GetLineText (lineNo);
- return (int) str.Length();
+ if ( IsMultiLine() )
+ {
+ int last_line = gtk_text_buffer_get_line_count( m_buffer ) - 1;
+ if (lineNo > last_line)
+ return -1;
+
+ GtkTextIter iter;
+ gtk_text_buffer_get_iter_at_line(m_buffer, &iter, lineNo);
+ // get_chars_in_line return includes paragraph delimiters, so need to subtract 1 IF it is not the last line
+ return gtk_text_iter_get_chars_in_line(&iter) - ((lineNo == last_line) ? 0 : 1);
+ }
+ else
+ {
+ wxString str = GetLineText (lineNo);
+ return (int) str.length();
+ }
}
int wxTextCtrl::GetNumberOfLines() const
{
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
- gint len = gtk_text_get_length( GTK_TEXT(m_text) );
- char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
+ GtkTextIter iter;
+ gtk_text_buffer_get_iter_at_offset( m_buffer, &iter, 0 );
- if (text)
+ // move forward by one display line until the end is reached
+ int lineCount = 1;
+ while ( gtk_text_view_forward_display_line(GTK_TEXT_VIEW(m_text), &iter) )
{
- int currentLine = 0;
- for (int i = 0; i < len; i++ )
- {
- if (text[i] == '\n')
- currentLine++;
- }
- g_free( text );
-
- // currentLine is 0 based, add 1 to get number of lines
- return currentLine + 1;
- }
- else
- {
- return 0;
+ lineCount++;
}
+
+ // If the last character in the text buffer is a newline,
+ // gtk_text_view_forward_display_line() will return false without that
+ // line being counted. Must add one manually in that case.
+ GtkTextIter lastCharIter;
+ gtk_text_buffer_get_iter_at_offset
+ (
+ m_buffer,
+ &lastCharIter,
+ gtk_text_buffer_get_char_count(m_buffer) - 1
+ );
+ gchar lastChar = gtk_text_iter_get_char( &lastCharIter );
+ if ( lastChar == wxT('\n') )
+ lineCount++;
+
+ return lineCount;
}
- else
+ else // single line
{
return 1;
}
void wxTextCtrl::SetInsertionPoint( long pos )
{
- wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if (m_windowStyle & wxTE_MULTILINE)
+ if ( IsMultiLine() )
{
- /* seems to be broken in GTK 1.0.X:
- gtk_text_set_point( GTK_TEXT(m_text), (int)pos ); */
+ GtkTextIter iter;
+ 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
+ {
+ // FIXME: Is the editable's cursor really uptodate without double set_position in GTK2?
+ gtk_editable_set_position(GTK_EDITABLE(m_text), int(pos));
+ }
+}
- gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
- GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+void wxTextCtrl::SetInsertionPointEnd()
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- /* we fake a set_point by inserting and deleting. as the user
- isn't supposed to get to know about thos non-sense, we
- disconnect so that no events are sent to the user program. */
+ 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 );
+ }
+}
- gint tmp = (gint)pos;
- gtk_editable_insert_text( GTK_EDITABLE(m_text), " ", 1, &tmp );
- gtk_editable_delete_text( GTK_EDITABLE(m_text), tmp-1, tmp );
+void wxTextCtrl::SetEditable( bool editable )
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- gtk_signal_connect( GTK_OBJECT(m_text), "changed",
- GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+ if ( IsMultiLine() )
+ {
+ gtk_text_view_set_editable( GTK_TEXT_VIEW(m_text), editable );
+ }
+ else
+ {
+ gtk_editable_set_editable( GTK_EDITABLE(m_text), editable );
+ }
+}
- /* bring editable's cursor uptodate. another bug in GTK. */
+bool wxTextCtrl::Enable( bool enable )
+{
+ if (!wxWindowBase::Enable(enable))
+ {
+ // nothing to do
+ return false;
+ }
- GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) );
+ if ( IsMultiLine() )
+ {
+ SetEditable( enable );
}
else
{
- gtk_entry_set_position( GTK_ENTRY(m_text), (int)pos );
+ gtk_widget_set_sensitive( m_text, enable );
+ }
- /* bring editable's cursor uptodate. bug in GTK. */
+ return true;
+}
- GTK_EDITABLE(m_text)->current_pos = pos;
+// 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::SetInsertionPointEnd()
+void wxTextCtrl::MarkDirty()
+{
+ m_modified = true;
+}
+
+void wxTextCtrl::DiscardEdits()
{
- wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+ m_modified = false;
+}
- if (m_windowStyle & wxTE_MULTILINE)
- SetInsertionPoint(gtk_text_get_length(GTK_TEXT(m_text)));
- else
- gtk_entry_set_position( GTK_ENTRY(m_text), -1 );
+// ----------------------------------------------------------------------------
+// max text length support
+// ----------------------------------------------------------------------------
+
+bool wxTextCtrl::IgnoreTextUpdate()
+{
+ if ( m_ignoreNextUpdate )
+ {
+ m_ignoreNextUpdate = false;
+
+ return true;
+ }
+
+ return false;
}
-void wxTextCtrl::SetEditable( bool editable )
+bool wxTextCtrl::MarkDirtyOnChange()
{
- wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+ if ( m_dontMarkDirty )
+ {
+ m_dontMarkDirty = false;
- if (m_windowStyle & wxTE_MULTILINE)
- gtk_text_set_editable( GTK_TEXT(m_text), editable );
- else
- gtk_entry_set_editable( GTK_ENTRY(m_text), editable );
+ return false;
+ }
+
+ return true;
+}
+
+void wxTextCtrl::SetMaxLength(unsigned long len)
+{
+ if ( !HasFlag(wxTE_MULTILINE) )
+ {
+ gtk_entry_set_max_length(GTK_ENTRY(m_text), len);
+
+ // there is a bug in GTK+ 1.2.x: "changed" signal is emitted even if
+ // we had tried to enter more text than allowed by max text length and
+ // the text wasn't really changed
+ //
+ // to detect this and generate TEXT_MAXLEN event instead of
+ // TEXT_CHANGED one in this case we also catch "insert_text" signal
+ //
+ // when max len is set to 0 we disconnect our handler as it means that
+ // we shouldn't check anything any more
+ if ( len )
+ {
+ g_signal_connect (m_text, "insert_text",
+ G_CALLBACK (gtk_insert_text_callback), this);
+ }
+ else // no checking
+ {
+ g_signal_handlers_disconnect_by_func (m_text,
+ (gpointer) gtk_insert_text_callback, this);
+ }
+ }
}
void wxTextCtrl::SetSelection( long from, long to )
{
- wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ if (from == -1 && to == -1)
+ {
+ from = 0;
+ to = GetValue().length();
+ }
+
+ if ( IsMultiLine() )
+ {
+ 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 );
+ }
+ else
+ {
+ gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+ }
+}
- gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+void wxTextCtrl::ShowPosition( long pos )
+{
+ 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 );
+ }
}
-void wxTextCtrl::ShowPosition( long WXUNUSED(pos) )
+wxTextCtrlHitTestResult
+wxTextCtrl::HitTest(const wxPoint& pt, long *pos) const
{
- wxFAIL_MSG( _T("wxTextCtrl::ShowPosition not implemented") );
+ 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;
}
long wxTextCtrl::GetInsertionPoint() const
{
- wxCHECK_MSG( m_text != NULL, 0, _T("invalid text ctrl") );
+ wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
+
+ if ( IsMultiLine() )
+ {
+ // 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( m_buffer );
+ GtkTextIter cursor;
+ gtk_text_buffer_get_iter_at_mark( m_buffer, &cursor, mark );
- return (long) GTK_EDITABLE(m_text)->current_pos;
+ return gtk_text_iter_get_offset( &cursor );
+ }
+ else
+ {
+ return (long) gtk_editable_get_position(GTK_EDITABLE(m_text));
+ }
}
-long wxTextCtrl::GetLastPosition() const
+wxTextPos wxTextCtrl::GetLastPosition() const
{
- wxCHECK_MSG( m_text != NULL, 0, _T("invalid text ctrl") );
+ wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
int pos = 0;
- if (m_windowStyle & wxTE_MULTILINE)
- pos = gtk_text_get_length( GTK_TEXT(m_text) );
+
+ if ( IsMultiLine() )
+ {
+ GtkTextIter end;
+ gtk_text_buffer_get_end_iter( m_buffer, &end );
+
+ pos = gtk_text_iter_get_offset( &end );
+ }
else
+ {
pos = GTK_ENTRY(m_text)->text_length;
+ }
return (long)pos;
}
void wxTextCtrl::Remove( long from, long to )
{
- wxCHECK_RET( m_text != NULL, _T("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 ( IsMultiLine() )
+ {
+ 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_delete( m_buffer, &fromi, &toi );
+ }
+ else // single line
+ 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, _T("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;
-#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
+ Remove( from, to );
+
+ if (!value.empty())
+ {
+ SetInsertionPoint( from );
+ WriteText( value );
+ }
}
void wxTextCtrl::Cut()
{
- wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
-#if (GTK_MINOR_VERSION > 0)
- gtk_editable_cut_clipboard( GTK_EDITABLE(m_text) );
-#else
- gtk_editable_cut_clipboard( GTK_EDITABLE(m_text), 0 );
-#endif
+ if ( IsMultiLine() )
+ g_signal_emit_by_name (m_text, "cut-clipboard");
+ else
+ gtk_editable_cut_clipboard(GTK_EDITABLE(m_text));
}
void wxTextCtrl::Copy()
{
- wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
-#if (GTK_MINOR_VERSION > 0)
- gtk_editable_copy_clipboard( GTK_EDITABLE(m_text) );
-#else
- gtk_editable_copy_clipboard( GTK_EDITABLE(m_text), 0 );
-#endif
+ if ( IsMultiLine() )
+ g_signal_emit_by_name (m_text, "copy-clipboard");
+ else
+ gtk_editable_copy_clipboard(GTK_EDITABLE(m_text));
}
void wxTextCtrl::Paste()
{
- wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
-
-#if (GTK_MINOR_VERSION > 0)
- gtk_editable_paste_clipboard( GTK_EDITABLE(m_text) );
-#else
- gtk_editable_paste_clipboard( GTK_EDITABLE(m_text), 0 );
-#endif
-}
-
-bool wxTextCtrl::CanCopy() const
-{
- // Can copy if there's a selection
- long from, to;
- GetSelection(& from, & to);
- return (from != to) ;
-}
-
-bool wxTextCtrl::CanCut() const
-{
- // Can cut if there's a selection
- long from, to;
- GetSelection(& from, & to);
- return (from != to) ;
-}
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
-bool wxTextCtrl::CanPaste() const
-{
- return IsEditable() ;
+ if ( IsMultiLine() )
+ g_signal_emit_by_name (m_text, "paste-clipboard");
+ else
+ gtk_editable_paste_clipboard(GTK_EDITABLE(m_text));
}
// Undo/redo
void wxTextCtrl::Undo()
{
// TODO
- wxFAIL_MSG( _T("wxTextCtrl::Undo not implemented") );
+ wxFAIL_MSG( wxT("wxTextCtrl::Undo not implemented") );
}
void wxTextCtrl::Redo()
{
// TODO
- wxFAIL_MSG( _T("wxTextCtrl::Redo not implemented") );
+ wxFAIL_MSG( wxT("wxTextCtrl::Redo not implemented") );
}
bool wxTextCtrl::CanUndo() const
{
// TODO
- wxFAIL_MSG( _T("wxTextCtrl::CanUndo not implemented") );
- return FALSE;
+ //wxFAIL_MSG( wxT("wxTextCtrl::CanUndo not implemented") );
+ return false;
}
bool wxTextCtrl::CanRedo() const
{
// TODO
- wxFAIL_MSG( _T("wxTextCtrl::CanRedo not implemented") );
- return FALSE;
+ //wxFAIL_MSG( wxT("wxTextCtrl::CanRedo not implemented") );
+ return false;
}
// If the return values from and to are the same, there is no
// selection.
-void wxTextCtrl::GetSelection(long* from, long* to) const
-{
- // TODO
- *from = 0;
- *to = 0;
- wxFAIL_MSG( _T("wxTextCtrl::GetSelection not implemented") );
+void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ gint from = -1;
+ gint to = -1;
+ bool haveSelection = false;
+
+ if ( IsMultiLine() )
+ {
+ GtkTextIter ifrom, ito;
+ if ( gtk_text_buffer_get_selection_bounds(m_buffer, &ifrom, &ito) )
+ {
+ haveSelection = true;
+ from = gtk_text_iter_get_offset(&ifrom);
+ to = gtk_text_iter_get_offset(&ito);
+ }
+ }
+ else // not multi-line
+ {
+ if ( gtk_editable_get_selection_bounds( GTK_EDITABLE(m_text),
+ &from, &to) )
+ {
+ haveSelection = true;
+ }
+ }
+
+ if (! haveSelection )
+ from = to = GetInsertionPoint();
+
+ if ( from > to )
+ {
+ // exchange them to be compatible with wxMSW
+ gint tmp = from;
+ from = to;
+ to = tmp;
+ }
+
+ if ( fromOut )
+ *fromOut = from;
+ if ( toOut )
+ *toOut = to;
}
+
bool wxTextCtrl::IsEditable() const
{
- // TODO
- wxFAIL_MSG( _T("wxTextCtrl::IsEditable not implemented") );
- return FALSE;
+ wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") );
+
+ if ( IsMultiLine() )
+ {
+ return gtk_text_view_get_editable(GTK_TEXT_VIEW(m_text));
+ }
+ else
+ {
+ return gtk_editable_get_editable(GTK_EDITABLE(m_text));
+ }
+}
+
+bool wxTextCtrl::IsModified() const
+{
+ return m_modified;
}
void wxTextCtrl::Clear()
{
- SetValue( _T("") );
+ SetValue( wxEmptyString );
}
void wxTextCtrl::OnChar( wxKeyEvent &key_event )
{
- wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
- if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER))
+ if ( key_event.GetKeyCode() == WXK_RETURN )
{
- wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
- event.SetEventObject(this);
- if (GetEventHandler()->ProcessEvent(event)) return;
+ if ( HasFlag(wxTE_PROCESS_ENTER) )
+ {
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
+ event.SetEventObject(this);
+ event.SetString(GetValue());
+ if ( GetEventHandler()->ProcessEvent(event) )
+ return;
+ }
+
+ // FIXME: this is not the right place to do it, wxDialog::OnCharHook()
+ // probably is
+ if ( IsSingleLine() )
+ {
+ // This will invoke the dialog default action, such
+ // as the clicking the default button.
+
+ wxWindow *top_frame = m_parent;
+ while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
+ top_frame = top_frame->GetParent();
+
+ if (top_frame && GTK_IS_WINDOW(top_frame->m_widget))
+ {
+ GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
+
+ if (window->default_widget)
+ {
+ gtk_widget_activate (window->default_widget);
+ return;
+ }
+ }
+ }
}
key_event.Skip();
}
-#ifndef NO_TEXT_WINDOW_STREAM
-int wxTextCtrl::overflow( int WXUNUSED(c) )
+GtkWidget* wxTextCtrl::GetConnectWidget()
{
- 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;
+ return GTK_WIDGET(m_text);
}
-int wxTextCtrl::sync()
+GdkWindow *wxTextCtrl::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
{
- 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;
+ if ( IsMultiLine() )
+ {
+ return gtk_text_view_get_window(GTK_TEXT_VIEW(m_text),
+ GTK_TEXT_WINDOW_TEXT );
+ }
+ else
+ {
+ return GTK_ENTRY(m_text)->text_area;
+ }
}
-int wxTextCtrl::underflow()
+// the font will change for subsequent text insertiongs
+bool wxTextCtrl::SetFont( const wxFont &font )
{
- return EOF;
-}
+ wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") );
-wxTextCtrl& wxTextCtrl::operator<<(const wxString& s)
-{
- AppendText(s);
- return *this;
-}
+ if ( !wxTextCtrlBase::SetFont(font) )
+ {
+ // font didn't change, nothing to do
+ return false;
+ }
-wxTextCtrl& wxTextCtrl::operator<<(float f)
-{
- static char buf[100];
- sprintf(buf, "%.2f", f);
- AppendText(buf);
- return *this;
-}
+ if ( IsMultiLine() )
+ {
+ SetUpdateFont(true);
-wxTextCtrl& wxTextCtrl::operator<<(double d)
-{
- static char buf[100];
- sprintf(buf, "%.2f", d);
- AppendText(buf);
- return *this;
-}
+ m_defaultStyle.SetFont(font);
-wxTextCtrl& wxTextCtrl::operator<<(int i)
-{
- static char buf[100];
- sprintf(buf, "%i", i);
- AppendText(buf);
- return *this;
-}
+ ChangeFontGlobally();
+ }
-wxTextCtrl& wxTextCtrl::operator<<(long i)
-{
- static char buf[100];
- sprintf(buf, "%ld", i);
- AppendText(buf);
- return *this;
+ return true;
}
-wxTextCtrl& wxTextCtrl::operator<<(const char c)
+void wxTextCtrl::ChangeFontGlobally()
{
- char buf[2];
+ // this method is very inefficient and hence should be called as rarely as
+ // possible!
+ //
+ // TODO: it can be implemented much more efficiently for GTK2
+ wxASSERT_MSG( IsMultiLine(),
+ _T("shouldn't be called for single line controls") );
- buf[0] = c;
- buf[1] = 0;
- AppendText(buf);
- return *this;
-}
-#endif
+ wxString value = GetValue();
+ if ( !value.empty() )
+ {
+ SetUpdateFont(false);
-GtkWidget* wxTextCtrl::GetConnectWidget()
-{
- return GTK_WIDGET(m_text);
+ Clear();
+ AppendText(value);
+ }
}
-bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window )
+bool wxTextCtrl::SetForegroundColour(const wxColour& colour)
{
- if (m_windowStyle & wxTE_MULTILINE)
- return (window == GTK_TEXT(m_text)->text_area);
- else
- return (window == GTK_ENTRY(m_text)->text_area);
-}
+ if ( !wxControl::SetForegroundColour(colour) )
+ return false;
-bool wxTextCtrl::SetFont( const wxFont &WXUNUSED(font) )
-{
- wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
+ // update default fg colour too
+ m_defaultStyle.SetTextColour(colour);
- // doesn't work
- return FALSE;
+ return true;
}
-bool wxTextCtrl::SetForegroundColour( const wxColour &WXUNUSED(colour) )
+bool wxTextCtrl::SetBackgroundColour( const wxColour &colour )
{
- wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
+ wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") );
+
+ if ( !wxControl::SetBackgroundColour( colour ) )
+ return false;
+
+ if (!m_backgroundColour.Ok())
+ return false;
- // doesn't work
- return FALSE;
+ // change active background color too
+ m_defaultStyle.SetBackgroundColour( colour );
+
+ return true;
}
-bool wxTextCtrl::SetBackgroundColour( const wxColour &colour )
+bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style )
{
- wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
+ if ( IsMultiLine() )
+ {
+ if ( style.IsDefault() )
+ {
+ // nothing to do
+ return true;
+ }
- wxControl::SetBackgroundColour( colour );
+ gint l = gtk_text_buffer_get_char_count( m_buffer );
- if (!m_widget->window)
- return FALSE;
+ wxCHECK_MSG( start >= 0 && end <= l, false,
+ _T("invalid range in wxTextCtrl::SetStyle") );
- wxColour sysbg = wxSystemSettings::GetSystemColour( wxSYS_COLOUR_BTNFACE );
- if (sysbg.Red() == colour.Red() &&
- sysbg.Green() == colour.Green() &&
- sysbg.Blue() == colour.Blue())
- {
- return FALSE; // FIXME or TRUE?
- }
+ GtkTextIter starti, endi;
+ gtk_text_buffer_get_iter_at_offset( m_buffer, &starti, start );
+ gtk_text_buffer_get_iter_at_offset( m_buffer, &endi, end );
- if (!m_backgroundColour.Ok())
- return FALSE;
+ // 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);
- 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 );
+ wxGtkTextApplyTagsFromAttr( m_buffer, attr, &starti, &endi );
+
+ return true;
}
- return TRUE;
+ // else single line
+ // cannot do this for GTK+'s Entry widget
+ return false;
}
-void wxTextCtrl::ApplyWidgetStyle()
+void wxTextCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
{
- if (m_windowStyle & wxTE_MULTILINE)
- {
- // how ?
- }
- else
- {
- SetWidgetStyle();
- gtk_widget_set_style( m_text, m_widgetStyle );
- }
+ gtk_widget_modify_style(m_text, style);
}
void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
{
event.Enable( CanRedo() );
}
+
+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;
+}
+
+// ----------------------------------------------------------------------------
+// freeze/thaw
+// ----------------------------------------------------------------------------
+
+void wxTextCtrl::Freeze()
+{
+ if ( HasFlag(wxTE_MULTILINE) )
+ {
+ if ( !m_frozenness++ )
+ {
+ // 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);
+ gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), gtk_text_buffer_new(NULL));
+ }
+ }
+}
+
+void wxTextCtrl::Thaw()
+{
+ if ( HasFlag(wxTE_MULTILINE) )
+ {
+ 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);
+ }
+ }
+}
+
+// ----------------------------------------------------------------------------
+// wxTextUrlEvent passing if style & wxTE_AUTO_URL
+// ----------------------------------------------------------------------------
+
+// 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( !HasFlag(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);
+}
+
+bool wxTextCtrl::GTKProcessEvent(wxEvent& event) const
+{
+ bool rc = wxTextCtrlBase::GTKProcessEvent(event);
+
+ // GtkTextView starts a drag operation when left mouse button is pressed
+ // and ends it when it is released and if it doesn't get the release event
+ // the next click on a control results in an assertion failure inside
+ // gtk_text_view_start_selection_drag() which simply *kills* the program
+ // without anything we can do about it, so always let GTK+ have this event
+ return rc && (IsSingleLine() || event.GetEventType() != wxEVT_LEFT_UP);
+}
+
+// static
+wxVisualAttributes
+wxTextCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
+{
+ return GetDefaultAttributesFromGTKWidget(gtk_entry_new, true);
+}
projects / wxWidgets.git / blobdiff