#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 <ctype.h>
#include "wx/gtk/private.h"
-#include <gdk/gdkkeysyms.h>
-
-//-----------------------------------------------------------------------------
-// data
-//-----------------------------------------------------------------------------
-
-extern wxWindowGTK *g_delayedFocus;
// ----------------------------------------------------------------------------
// helpers
}
}
-extern "C" {
-static void wxGtkTextApplyTagsFromAttr(GtkTextBuffer *text_buffer,
+static void wxGtkTextApplyTagsFromAttr(GtkWidget *text,
+ GtkTextBuffer *text_buffer,
const wxTextAttr& attr,
GtkTextIter *start,
GtkTextIter *end)
if (attr.HasFont())
{
- char *font_string;
PangoFontDescription *font_description = attr.GetFont().GetNativeFontInfo()->description;
- font_string = pango_font_description_to_string(font_description);
- g_snprintf(buf, sizeof(buf), "WXFONT %s", font_string);
+ 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)
"font-desc", font_description,
NULL );
gtk_text_buffer_apply_tag (text_buffer, tag, start, end);
- g_free (font_string);
if (attr.GetFont().GetUnderlined())
{
"justification", align, NULL );
gtk_text_buffer_apply_tag( text_buffer, tag, ¶_start, ¶_end );
}
-}
+
+ if (attr.HasLeftIndent())
+ {
+ // Indentation attribute
+
+ // Clear old indentation tags
+ 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("WXINDENT"));
+ gtk_text_buffer_remove_all_tags( text_buffer, ¶_start, ¶_end );
+ g_signal_handler_disconnect (text_buffer, remove_handler_id);
+
+ // 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)) /
+ 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());
+
+ gint gindent;
+ gint gsubindent;
+
+ if (subIndent >= 0)
+ {
+ gindent = indent;
+ gsubindent = -subIndent;
+ }
+ else
+ {
+ gindent = -subIndent;
+ gsubindent = indent;
+ }
+
+ g_snprintf(buf, sizeof(buf), "WXINDENT %d %d", gindent, gsubindent);
+ 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,
+ "left-margin", gindent, "indent", gsubindent, NULL );
+ gtk_text_buffer_apply_tag (text_buffer, tag, ¶_start, ¶_end);
+ }
+
+ if (attr.HasTabs())
+ {
+ // Set tab stops
+
+ // Clear old tabs
+ 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("WXTABS"));
+ gtk_text_buffer_remove_all_tags( text_buffer, ¶_start, ¶_end );
+ g_signal_handler_disconnect (text_buffer, remove_handler_id);
+
+ const wxArrayInt& tabs = attr.GetTabs();
+
+ wxString tagname = _T("WXTABS");
+ g_snprintf(buf, sizeof(buf), "WXTABS");
+ for (size_t i = 0; i < tabs.GetCount(); i++)
+ tagname += wxString::Format(_T(" %d"), tabs[i]);
+
+ const wxWX2MBbuf buf = tagname.mb_str(wxConvUTF8);
+
+ tag = gtk_text_tag_table_lookup( gtk_text_buffer_get_tag_table( text_buffer ),
+ buf );
+ 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)) /
+ 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++)
+ pango_tab_array_set_tab(tabArray, i, PANGO_TAB_LEFT, (gint)(tabs[i] * factor));
+ tag = gtk_text_buffer_create_tag( text_buffer, buf,
+ "tabs", tabArray, NULL );
+ pango_tab_array_free(tabArray);
+ }
+ gtk_text_buffer_apply_tag (text_buffer, tag, ¶_start, ¶_end);
+ }
}
-extern "C" {
static void wxGtkTextInsert(GtkWidget *text,
GtkTextBuffer *text_buffer,
const wxTextAttr& attr,
gtk_text_buffer_get_iter_at_offset (text_buffer, &start, start_offset);
- wxGtkTextApplyTagsFromAttr(text_buffer, attr, &start, &iter);
-}
+ wxGtkTextApplyTagsFromAttr(text, text_buffer, attr, &start, &iter);
}
// ----------------------------------------------------------------------------
if ( win->MarkDirtyOnChange() )
win->MarkDirty();
- wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() );
- event.SetEventObject( win );
- win->GetEventHandler()->ProcessEvent( event );
+ win->SendTextUpdatedEvent();
}
}
void wxTextCtrl::Init()
{
m_dontMarkDirty =
- m_ignoreNextUpdate =
m_modified = false;
+ m_countUpdatesToIgnore = 0;
+
SetUpdateFont(false);
m_text = NULL;
gtk_text_buffer_get_start_iter( m_buffer, &start );
GtkTextIter end;
gtk_text_buffer_get_end_iter( m_buffer, &end );
- gchar *text = gtk_text_buffer_get_text( m_buffer, &start, &end, TRUE );
+ wxGtkString text(gtk_text_buffer_get_text(m_buffer, &start, &end, true));
const wxWxCharBuffer buf = wxGTK_CONV_BACK(text);
if ( buf )
tmp = buf;
-
- g_free( text );
}
else
{
return enc;
}
-void wxTextCtrl::SetValue( const wxString &value )
+bool wxTextCtrl::IsEmpty() const
+{
+ if ( IsMultiLine() )
+ return gtk_text_buffer_get_char_count(m_buffer) == 0;
+
+ return wxTextCtrlBase::IsEmpty();
+}
+
+void wxTextCtrl::DoSetValue( const wxString &value, int flags )
{
wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
m_modified = false;
DontMarkDirtyOnNextChange();
- if ( IsMultiLine() )
+ const wxCharBuffer buffer(wxGTK_CONV_ENC(value, GetTextEncoding()));
+ if ( !buffer )
{
- 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;
- }
+ // 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 the control is not empty, two "changed" signals are emitted,
+ // otherwise only one and we need to ignore either both or one of them
+ int ignore = flags & SetValue_SendEvent ? 0 : 1;
+ if ( !IsEmpty() )
+ ignore++;
- if (gtk_text_buffer_get_char_count(m_buffer) != 0)
- IgnoreNextTextUpdate();
+ if ( ignore )
+ IgnoreNextTextUpdate(ignore);
+ if ( IsMultiLine() )
+ {
gtk_text_buffer_set_text( m_buffer, buffer, strlen(buffer) );
}
else // single line
{
- // gtk_entry_set_text() emits two "changed" signals because internally
- // it calls gtk_editable_delete_text() and gtk_editable_insert_text()
- // but we want to have only one event
- IgnoreNextTextUpdate();
-
- gtk_entry_set_text( GTK_ENTRY(m_text), wxGTK_CONV(value) );
+ gtk_entry_set_text( GTK_ENTRY(m_text), buffer );
}
+ // if, for whatever reason, the callback wasn't called the expected number
+ // of times, still reset the flags to the default values
+ m_dontMarkDirty = false;
+ m_countUpdatesToIgnore = 0;
+
+
// 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.
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) )
+ // won't work when frozen, text view is not using m_buffer then
+ if (!IsFrozen() && 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 );
wxString wxTextCtrl::GetLineText( long lineNo ) const
{
+ wxString result;
if ( IsMultiLine() )
{
GtkTextIter line;
gtk_text_buffer_get_iter_at_line(m_buffer,&line,lineNo);
GtkTextIter end = line;
gtk_text_iter_forward_to_line_end(&end);
- gchar *text = gtk_text_buffer_get_text(m_buffer,&line,&end,TRUE);
- wxString result(wxGTK_CONV_BACK(text));
- g_free(text);
- return result;
+ wxGtkString text(gtk_text_buffer_get_text(m_buffer, &line, &end, true));
+ result = wxGTK_CONV_BACK(text);
}
else
{
- if (lineNo == 0) return GetValue();
- return wxEmptyString;
+ if (lineNo == 0)
+ result = GetValue();
}
+ return result;
}
void wxTextCtrl::OnDropFiles( wxDropFilesEvent &WXUNUSED(event) )
{
if ( IsMultiLine() )
{
- GtkTextIter iter;
- gtk_text_buffer_get_iter_at_offset( m_buffer, &iter, 0 );
-
- // 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) )
- {
- 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;
+ return gtk_text_buffer_get_line_count( m_buffer );
}
else // single line
{
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 )
- );
+ 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 )
+ );
+ }
}
else
{
bool wxTextCtrl::IgnoreTextUpdate()
{
- if ( m_ignoreNextUpdate )
+ if ( m_countUpdatesToIgnore > 0 )
{
- m_ignoreNextUpdate = false;
+ m_countUpdatesToIgnore--;
return true;
}
void wxTextCtrl::ShowPosition( long pos )
{
- if ( IsMultiLine() )
+ // won't work when frozen, text view is not using m_buffer then
+ if (IsMultiLine() && !IsFrozen())
{
GtkTextIter iter;
gtk_text_buffer_get_start_iter( m_buffer, &iter );
return GTK_WIDGET(m_text);
}
-bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window )
+GdkWindow *wxTextCtrl::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
{
if ( IsMultiLine() )
{
- return window == gtk_text_view_get_window( GTK_TEXT_VIEW( m_text ), GTK_TEXT_WINDOW_TEXT ); // pure guesswork
+ return gtk_text_view_get_window(GTK_TEXT_VIEW(m_text),
+ GTK_TEXT_WINDOW_TEXT );
}
else
{
- return (window == GTK_ENTRY(m_text)->text_area);
+ return GTK_ENTRY(m_text)->text_area;
}
}
// colours for the others
wxTextAttr attr = wxTextAttr::Combine(style, m_defaultStyle, this);
- wxGtkTextApplyTagsFromAttr( m_buffer, attr, &starti, &endi );
+ wxGtkTextApplyTagsFromAttr( m_widget, m_buffer, attr, &starti, &endi );
return true;
}
event.Enable( CanRedo() );
}
-void wxTextCtrl::OnInternalIdle()
-{
- // Check if we have to show window now
- if (GtkShowFromOnIdle()) return;
-
- if (g_delayedFocus == this)
- {
- if (GTK_WIDGET_REALIZED(m_widget))
- {
- gtk_widget_grab_focus( m_widget );
- g_delayedFocus = NULL;
- }
- }
-
- if (wxUpdateUIEvent::CanUpdate(this))
- UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
-}
-
wxSize wxTextCtrl::DoGetBestSize() const
{
// FIXME should be different for multi-line controls...
void wxTextCtrl::Freeze()
{
+ wxCHECK_RET(m_text != NULL, wxT("invalid text ctrl"));
+
if ( HasFlag(wxTE_MULTILINE) )
{
- if ( !m_frozenness++ )
+ if (m_frozenness++ == 0)
{
// freeze textview updates and remove buffer
g_signal_connect (m_text, "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));
+ 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);
}
}
}
{
if ( HasFlag(wxTE_MULTILINE) )
{
- wxASSERT_MSG( m_frozenness > 0, _T("Thaw() without matching Freeze()") );
+ wxCHECK_RET(m_frozenness != 0, _T("Thaw() without matching Freeze()"));
- if ( !--m_frozenness )
+ if (--m_frozenness == 0)
{
// Reattach buffer and thaw textview updates
gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), m_buffer);
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))
projects / wxWidgets.git / blobdiff