/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; coding: utf-8 -*-
* test-widget.c
* This file is part of GtkSourceView
*
* Copyright (C) 2001 - Mikael Hermansson <tyan@linux.se>
* Copyright (C) 2003 - Gustavo Giráldez <gustavo.giraldez@gmx.net>
* Copyright (C) 2014 - Sébastien Wilmet <swilmet@gnome.org>
*
* GtkSourceView is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* GtkSourceView is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <string.h>
#include <gtksourceview/gtksource.h>
#define TEST_TYPE_WIDGET (test_widget_get_type ())
#define TEST_WIDGET(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), TEST_TYPE_WIDGET, TestWidget))
#define TEST_WIDGET_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), TEST_TYPE_WIDGET, TestWidgetClass))
#define TEST_IS_WIDGET(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), TEST_TYPE_WIDGET))
#define TEST_IS_WIDGET_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), TEST_TYPE_WIDGET))
#define TEST_WIDGET_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), TEST_TYPE_WIDGET, TestWidgetClass))
typedef struct _TestWidget TestWidget;
typedef struct _TestWidgetClass TestWidgetClass;
typedef struct _TestWidgetPrivate TestWidgetPrivate;
struct _TestWidget
{
GtkGrid parent;
TestWidgetPrivate *priv;
};
struct _TestWidgetClass
{
GtkGridClass parent_class;
};
struct _TestWidgetPrivate
{
GtkSourceView *view;
GtkSourceBuffer *buffer;
GtkSourceFile *file;
GtkSourceMap *map;
GtkCheckButton *show_top_border_window_checkbutton;
GtkCheckButton *show_map_checkbutton;
GtkCheckButton *draw_spaces_checkbutton;
GtkCheckButton *smart_backspace_checkbutton;
GtkCheckButton *indent_width_checkbutton;
GtkSpinButton *indent_width_spinbutton;
GtkLabel *cursor_position_info;
GtkSourceStyleSchemeChooserButton *chooser_button;
GtkComboBoxText *background_pattern;
};
GType test_widget_get_type (void);
G_DEFINE_TYPE_WITH_PRIVATE (TestWidget, test_widget, GTK_TYPE_GRID)
#define MARK_TYPE_1 "one"
#define MARK_TYPE_2 "two"
static void
remove_all_marks (GtkSourceBuffer *buffer)
{
GtkTextIter start;
GtkTextIter end;
gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (buffer), &start, &end);
gtk_source_buffer_remove_source_marks (buffer, &start, &end, NULL);
}
static GtkSourceLanguage *
get_language_for_file (GtkTextBuffer *buffer,
const gchar *filename)
{
GtkSourceLanguageManager *manager;
GtkSourceLanguage *language;
GtkTextIter start;
GtkTextIter end;
gchar *text;
gchar *content_type;
gboolean result_uncertain;
gtk_text_buffer_get_start_iter (buffer, &start);
gtk_text_buffer_get_iter_at_offset (buffer, &end, 1024);
text = gtk_text_buffer_get_slice (buffer, &start, &end, TRUE);
content_type = g_content_type_guess (filename,
(guchar*) text,
strlen (text),
&result_uncertain);
if (result_uncertain)
{
g_free (content_type);
content_type = NULL;
}
manager = gtk_source_language_manager_get_default ();
language = gtk_source_language_manager_guess_language (manager,
filename,
content_type);
g_message ("Detected '%s' mime type for file %s, chose language %s",
content_type != NULL ? content_type : "(null)",
filename,
language != NULL ? gtk_source_language_get_id (language) : "(none)");
g_free (content_type);
g_free (text);
return language;
}
static GtkSourceLanguage *
get_language_by_id (const gchar *id)
{
GtkSourceLanguageManager *manager;
manager = gtk_source_language_manager_get_default ();
return gtk_source_language_manager_get_language (manager, id);
}
static GtkSourceLanguage *
get_language (GtkTextBuffer *buffer,
GFile *location)
{
GtkSourceLanguage *language = NULL;
GtkTextIter start;
GtkTextIter end;
gchar *text;
gchar *lang_string;
gtk_text_buffer_get_start_iter (buffer, &start);
end = start;
gtk_text_iter_forward_line (&end);
#define LANG_STRING "gtk-source-lang:"
text = gtk_text_iter_get_slice (&start, &end);
lang_string = strstr (text, LANG_STRING);
if (lang_string != NULL)
{
gchar **tokens;
lang_string += strlen (LANG_STRING);
g_strchug (lang_string);
tokens = g_strsplit_set (lang_string, " \t\n", 2);
if (tokens != NULL && tokens[0] != NULL)
{
language = get_language_by_id (tokens[0]);
}
g_strfreev (tokens);
}
if (language == NULL)
{
gchar *filename = g_file_get_path (location);
language = get_language_for_file (buffer, filename);
g_free (filename);
}
g_free (text);
return language;
}
static void
print_language_style_ids (GtkSourceLanguage *language)
{
gchar **styles;
g_assert (language != NULL);
styles = gtk_source_language_get_style_ids (language);
if (styles == NULL)
{
g_print ("No styles in language '%s'\n",
gtk_source_language_get_name (language));
}
else
{
gchar **ids;
g_print ("Styles in language '%s':\n",
gtk_source_language_get_name (language));
for (ids = styles; *ids != NULL; ids++)
{
const gchar *name = gtk_source_language_get_style_name (language, *ids);
g_print ("- %s (name: '%s')\n", *ids, name);
}
g_strfreev (styles);
}
g_print ("\n");
}
static void
load_cb (GtkSourceFileLoader *loader,
GAsyncResult *result,
TestWidget *self)
{
GtkTextIter iter;
GFile *location;
GtkSourceLanguage *language = NULL;
GError *error = NULL;
gtk_source_file_loader_load_finish (loader, result, &error);
if (error != NULL)
{
g_warning ("Error while loading the file: %s", error->message);
g_clear_error (&error);
g_clear_object (&self->priv->file);
goto end;
}
/* move cursor to the beginning */
gtk_text_buffer_get_start_iter (GTK_TEXT_BUFFER (self->priv->buffer), &iter);
gtk_text_buffer_place_cursor (GTK_TEXT_BUFFER (self->priv->buffer), &iter);
gtk_widget_grab_focus (GTK_WIDGET (self->priv->view));
location = gtk_source_file_loader_get_location (loader);
language = get_language (GTK_TEXT_BUFFER (self->priv->buffer), location);
gtk_source_buffer_set_language (self->priv->buffer, language);
if (language != NULL)
{
print_language_style_ids (language);
}
else
{
gchar *path = g_file_get_path (location);
g_print ("No language found for file '%s'\n", path);
g_free (path);
}
end:
g_object_unref (loader);
}
static void
open_file (TestWidget *self,
const gchar *filename)
{
GFile *location;
GtkSourceFileLoader *loader;
g_clear_object (&self->priv->file);
self->priv->file = gtk_source_file_new ();
location = g_file_new_for_path (filename);
gtk_source_file_set_location (self->priv->file, location);
g_object_unref (location);
loader = gtk_source_file_loader_new (self->priv->buffer,
self->priv->file);
remove_all_marks (self->priv->buffer);
gtk_source_file_loader_load_async (loader,
G_PRIORITY_DEFAULT,
NULL,
NULL, NULL, NULL,
(GAsyncReadyCallback) load_cb,
self);
}
static void
show_line_numbers_toggled_cb (TestWidget *self,
GtkCheckButton *button)
{
gboolean enabled = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
gtk_source_view_set_show_line_numbers (self->priv->view, enabled);
}
static void
show_line_marks_toggled_cb (TestWidget *self,
GtkCheckButton *button)
{
gboolean enabled = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
gtk_source_view_set_show_line_marks (self->priv->view, enabled);
}
static void
show_right_margin_toggled_cb (TestWidget *self,
GtkCheckButton *button)
{
gboolean enabled = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
gtk_source_view_set_show_right_margin (self->priv->view, enabled);
}
static void
right_margin_position_value_changed_cb (TestWidget *self,
GtkSpinButton *button)
{
gint position = gtk_spin_button_get_value_as_int (button);
gtk_source_view_set_right_margin_position (self->priv->view, position);
}
static void
highlight_syntax_toggled_cb (TestWidget *self,
GtkCheckButton *button)
{
gboolean enabled = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
gtk_source_buffer_set_highlight_syntax (self->priv->buffer, enabled);
}
static void
highlight_matching_bracket_toggled_cb (TestWidget *self,
GtkCheckButton *button)
{
gboolean enabled = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
gtk_source_buffer_set_highlight_matching_brackets (self->priv->buffer, enabled);
}
static void
highlight_current_line_toggled_cb (TestWidget *self,
GtkCheckButton *button)
{
gboolean enabled = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
gtk_source_view_set_highlight_current_line (self->priv->view, enabled);
}
static void
wrap_lines_toggled_cb (TestWidget *self,
GtkCheckButton *button)
{
gboolean enabled = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (self->priv->view),
enabled ? GTK_WRAP_WORD : GTK_WRAP_NONE);
}
static void
auto_indent_toggled_cb (TestWidget *self,
GtkCheckButton *button)
{
gboolean enabled = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
gtk_source_view_set_auto_indent (self->priv->view, enabled);
}
static void
indent_spaces_toggled_cb (TestWidget *self,
GtkCheckButton *button)
{
gboolean enabled = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
gtk_source_view_set_insert_spaces_instead_of_tabs (self->priv->view, enabled);
}
static void
tab_width_value_changed_cb (TestWidget *self,
GtkSpinButton *button)
{
gint tab_width = gtk_spin_button_get_value_as_int (button);
gtk_source_view_set_tab_width (self->priv->view, tab_width);
}
static void
update_indent_width (TestWidget *self)
{
gint indent_width = -1;
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (self->priv->indent_width_checkbutton)))
{
indent_width = gtk_spin_button_get_value_as_int (self->priv->indent_width_spinbutton);
}
gtk_source_view_set_indent_width (self->priv->view, indent_width);
}
static void
smart_home_end_changed_cb (TestWidget *self,
GtkComboBox *combo)
{
GtkSourceSmartHomeEndType type;
gint active = gtk_combo_box_get_active (combo);
switch (active)
{
case 0:
type = GTK_SOURCE_SMART_HOME_END_DISABLED;
break;
case 1:
type = GTK_SOURCE_SMART_HOME_END_BEFORE;
break;
case 2:
type = GTK_SOURCE_SMART_HOME_END_AFTER;
break;
case 3:
type = GTK_SOURCE_SMART_HOME_END_ALWAYS;
break;
default:
type = GTK_SOURCE_SMART_HOME_END_DISABLED;
break;
}
gtk_source_view_set_smart_home_end (self->priv->view, type);
}
static void
backward_string_clicked_cb (TestWidget *self)
{
GtkTextIter iter;
GtkTextMark *insert;
insert = gtk_text_buffer_get_insert (GTK_TEXT_BUFFER (self->priv->buffer));
gtk_text_buffer_get_iter_at_mark (GTK_TEXT_BUFFER (self->priv->buffer),
&iter,
insert);
if (gtk_source_buffer_iter_backward_to_context_class_toggle (self->priv->buffer,
&iter,
"string"))
{
gtk_text_buffer_place_cursor (GTK_TEXT_BUFFER (self->priv->buffer), &iter);
gtk_text_view_scroll_mark_onscreen (GTK_TEXT_VIEW (self->priv->view), insert);
}
gtk_widget_grab_focus (GTK_WIDGET (self->priv->view));
}
static void
forward_string_clicked_cb (TestWidget *self)
{
GtkTextIter iter;
GtkTextMark *insert;
insert = gtk_text_buffer_get_insert (GTK_TEXT_BUFFER (self->priv->buffer));
gtk_text_buffer_get_iter_at_mark (GTK_TEXT_BUFFER (self->priv->buffer),
&iter,
insert);
if (gtk_source_buffer_iter_forward_to_context_class_toggle (self->priv->buffer,
&iter,
"string"))
{
gtk_text_buffer_place_cursor (GTK_TEXT_BUFFER (self->priv->buffer), &iter);
gtk_text_view_scroll_mark_onscreen (GTK_TEXT_VIEW (self->priv->view), insert);
}
gtk_widget_grab_focus (GTK_WIDGET (self->priv->view));
}
static void
open_button_clicked_cb (TestWidget *self)
{
GtkWidget *main_window;
GtkWidget *chooser;
gint response;
static gchar *last_dir;
main_window = gtk_widget_get_toplevel (GTK_WIDGET (self->priv->view));
chooser = gtk_file_chooser_dialog_new ("Open file...",
GTK_WINDOW (main_window),
GTK_FILE_CHOOSER_ACTION_OPEN,
"Cancel", GTK_RESPONSE_CANCEL,
"Open", GTK_RESPONSE_OK,
NULL);
if (last_dir == NULL)
{
last_dir = g_strdup (TOP_SRCDIR "/gtksourceview");
}
if (last_dir != NULL && g_path_is_absolute (last_dir))
{
gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (chooser),
last_dir);
}
response = gtk_dialog_run (GTK_DIALOG (chooser));
if (response == GTK_RESPONSE_OK)
{
gchar *filename;
filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (chooser));
if (filename != NULL)
{
g_free (last_dir);
last_dir = gtk_file_chooser_get_current_folder (GTK_FILE_CHOOSER (chooser));
open_file (self, filename);
g_free (filename);
}
}
gtk_widget_destroy (chooser);
}
#define NON_BLOCKING_PAGINATION
#ifndef NON_BLOCKING_PAGINATION
static void
begin_print (GtkPrintOperation *operation,
GtkPrintContext *context,
GtkSourcePrintCompositor *compositor)
{
gint n_pages;
while (!gtk_source_print_compositor_paginate (compositor, context))
;
n_pages = gtk_source_print_compositor_get_n_pages (compositor);
gtk_print_operation_set_n_pages (operation, n_pages);
}
#else
static gboolean
paginate (GtkPrintOperation *operation,
GtkPrintContext *context,
GtkSourcePrintCompositor *compositor)
{
g_print ("Pagination progress: %.2f %%\n", gtk_source_print_compositor_get_pagination_progress (compositor) * 100.0);
if (gtk_source_print_compositor_paginate (compositor, context))
{
gint n_pages;
g_assert (gtk_source_print_compositor_get_pagination_progress (compositor) == 1.0);
g_print ("Pagination progress: %.2f %%\n", gtk_source_print_compositor_get_pagination_progress (compositor) * 100.0);
n_pages = gtk_source_print_compositor_get_n_pages (compositor);
gtk_print_operation_set_n_pages (operation, n_pages);
return TRUE;
}
return FALSE;
}
#endif
#define ENABLE_CUSTOM_OVERLAY
static void
draw_page (GtkPrintOperation *operation,
GtkPrintContext *context,
gint page_nr,
GtkSourcePrintCompositor *compositor)
{
#ifdef ENABLE_CUSTOM_OVERLAY
/* This part of the code shows how to add a custom overlay to the
printed text generated by GtkSourcePrintCompositor */
cairo_t *cr;
PangoLayout *layout;
PangoFontDescription *desc;
PangoRectangle rect;
cr = gtk_print_context_get_cairo_context (context);
cairo_save (cr);
layout = gtk_print_context_create_pango_layout (context);
pango_layout_set_text (layout, "Draft", -1);
desc = pango_font_description_from_string ("Sans Bold 120");
pango_layout_set_font_description (layout, desc);
pango_font_description_free (desc);
pango_layout_get_extents (layout, NULL, &rect);
cairo_move_to (cr,
(gtk_print_context_get_width (context) - ((double) rect.width / (double) PANGO_SCALE)) / 2,
(gtk_print_context_get_height (context) - ((double) rect.height / (double) PANGO_SCALE)) / 2);
pango_cairo_layout_path (cr, layout);
/* Font Outline */
cairo_set_source_rgba (cr, 0.85, 0.85, 0.85, 0.80);
cairo_set_line_width (cr, 0.5);
cairo_stroke_preserve (cr);
/* Font Fill */
cairo_set_source_rgba (cr, 0.8, 0.8, 0.8, 0.60);
cairo_fill (cr);
g_object_unref (layout);
cairo_restore (cr);
#endif
/* To print page_nr you only need to call the following function */
gtk_source_print_compositor_draw_page (compositor, context, page_nr);
}
static void
end_print (GtkPrintOperation *operation,
GtkPrintContext *context,
GtkSourcePrintCompositor *compositor)
{
g_object_unref (compositor);
}
#define LINE_NUMBERS_FONT_NAME "Sans 8"
#define HEADER_FONT_NAME "Sans 11"
#define FOOTER_FONT_NAME "Sans 11"
#define BODY_FONT_NAME "Monospace 9"
/*
#define SETUP_FROM_VIEW
*/
#undef SETUP_FROM_VIEW
static void
print_button_clicked_cb (TestWidget *self)
{
gchar *basename = NULL;
GtkSourcePrintCompositor *compositor;
GtkPrintOperation *operation;
if (self->priv->file != NULL)
{
GFile *location;
location = gtk_source_file_get_location (self->priv->file);
if (location != NULL)
{
basename = g_file_get_basename (location);
}
}
#ifdef SETUP_FROM_VIEW
compositor = gtk_source_print_compositor_new_from_view (self->priv->view);
#else
compositor = gtk_source_print_compositor_new (self->priv->buffer);
gtk_source_print_compositor_set_tab_width (compositor,
gtk_source_view_get_tab_width (self->priv->view));
gtk_source_print_compositor_set_wrap_mode (compositor,
gtk_text_view_get_wrap_mode (GTK_TEXT_VIEW (self->priv->view)));
gtk_source_print_compositor_set_print_line_numbers (compositor, 1);
gtk_source_print_compositor_set_body_font_name (compositor,
BODY_FONT_NAME);
/* To test line numbers font != text font */
gtk_source_print_compositor_set_line_numbers_font_name (compositor,
LINE_NUMBERS_FONT_NAME);
gtk_source_print_compositor_set_header_format (compositor,
TRUE,
"Printed on %A",
"test-widget",
"%F");
gtk_source_print_compositor_set_footer_format (compositor,
TRUE,
"%T",
basename,
"Page %N/%Q");
gtk_source_print_compositor_set_print_header (compositor, TRUE);
gtk_source_print_compositor_set_print_footer (compositor, TRUE);
gtk_source_print_compositor_set_header_font_name (compositor,
HEADER_FONT_NAME);
gtk_source_print_compositor_set_footer_font_name (compositor,
FOOTER_FONT_NAME);
#endif
operation = gtk_print_operation_new ();
gtk_print_operation_set_job_name (operation, basename);
gtk_print_operation_set_show_progress (operation, TRUE);
#ifndef NON_BLOCKING_PAGINATION
g_signal_connect (G_OBJECT (operation), "begin-print",
G_CALLBACK (begin_print), compositor);
#else
g_signal_connect (G_OBJECT (operation), "paginate",
G_CALLBACK (paginate), compositor);
#endif
g_signal_connect (G_OBJECT (operation), "draw-page",
G_CALLBACK (draw_page), compositor);
g_signal_connect (G_OBJECT (operation), "end-print",
G_CALLBACK (end_print), compositor);
gtk_print_operation_run (operation,
GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG,
NULL, NULL);
g_object_unref (operation);
g_free (basename);
}
static void
update_cursor_position_info (TestWidget *self)
{
gchar *msg;
gint offset;
gint line;
guint column;
GtkTextIter iter;
gchar **classes;
gchar **classes_ptr;
GString *classes_str;
gtk_text_buffer_get_iter_at_mark (GTK_TEXT_BUFFER (self->priv->buffer),
&iter,
gtk_text_buffer_get_insert (GTK_TEXT_BUFFER (self->priv->buffer)));
offset = gtk_text_iter_get_offset (&iter);
line = gtk_text_iter_get_line (&iter) + 1;
column = gtk_source_view_get_visual_column (self->priv->view, &iter) + 1;
classes = gtk_source_buffer_get_context_classes_at_iter (self->priv->buffer, &iter);
classes_str = g_string_new ("");
for (classes_ptr = classes; classes_ptr != NULL && *classes_ptr != NULL; classes_ptr++)
{
if (classes_ptr != classes)
{
g_string_append (classes_str, ", ");
}
g_string_append_printf (classes_str, "%s", *classes_ptr);
}
g_strfreev (classes);
msg = g_strdup_printf ("offset: %d, line: %d, column: %u, classes: %s",
offset,
line,
column,
classes_str->str);
gtk_label_set_text (self->priv->cursor_position_info, msg);
g_free (msg);
g_string_free (classes_str, TRUE);
}
static void
mark_set_cb (GtkTextBuffer *buffer,
GtkTextIter *iter,
GtkTextMark *mark,
TestWidget *self)
{
if (mark == gtk_text_buffer_get_insert (buffer))
{
update_cursor_position_info (self);
}
}
static void
line_mark_activated_cb (GtkSourceGutter *gutter,
GtkTextIter *iter,
GdkEventButton *event,
TestWidget *self)
{
GSList *mark_list;
const gchar *mark_type;
mark_type = event->button == 1 ? MARK_TYPE_1 : MARK_TYPE_2;
/* get the marks already in the line */
mark_list = gtk_source_buffer_get_source_marks_at_line (self->priv->buffer,
gtk_text_iter_get_line (iter),
mark_type);
if (mark_list != NULL)
{
/* just take the first and delete it */
gtk_text_buffer_delete_mark (GTK_TEXT_BUFFER (self->priv->buffer),
GTK_TEXT_MARK (mark_list->data));
}
else
{
/* no mark found: create one */
gtk_source_buffer_create_source_mark (self->priv->buffer,
NULL,
mark_type,
iter);
}
g_slist_free (mark_list);
}
static void
bracket_matched_cb (GtkSourceBuffer *buffer,
GtkTextIter *iter,
GtkSourceBracketMatchType state)
{
GEnumClass *eclass;
GEnumValue *evalue;
eclass = G_ENUM_CLASS (g_type_class_ref (GTK_SOURCE_TYPE_BRACKET_MATCH_TYPE));
evalue = g_enum_get_value (eclass, state);
g_print ("Bracket match state: '%s'\n", evalue->value_nick);
g_type_class_unref (eclass);
if (state == GTK_SOURCE_BRACKET_MATCH_FOUND)
{
g_return_if_fail (iter != NULL);
g_print ("Matched bracket: '%c' at row: %"G_GINT32_FORMAT", col: %"G_GINT32_FORMAT"\n",
gtk_text_iter_get_char (iter),
gtk_text_iter_get_line (iter) + 1,
gtk_text_iter_get_line_offset (iter) + 1);
}
}
static gchar *
mark_tooltip_func (GtkSourceMarkAttributes *attrs,
GtkSourceMark *mark,
GtkSourceView *view)
{
GtkTextBuffer *buffer;
GtkTextIter iter;
gint line;
gint column;
buffer = gtk_text_mark_get_buffer (GTK_TEXT_MARK (mark));
gtk_text_buffer_get_iter_at_mark (buffer, &iter, GTK_TEXT_MARK (mark));
line = gtk_text_iter_get_line (&iter) + 1;
column = gtk_text_iter_get_line_offset (&iter);
if (g_strcmp0 (gtk_source_mark_get_category (mark), MARK_TYPE_1) == 0)
{
return g_strdup_printf ("Line: %d, Column: %d", line, column);
}
else
{
return g_strdup_printf ("<b>Line</b>: %d\n<i>Column</i>: %d", line, column);
}
}
static void
add_source_mark_attributes (GtkSourceView *view)
{
GdkRGBA color;
GtkSourceMarkAttributes *attrs;
attrs = gtk_source_mark_attributes_new ();
gdk_rgba_parse (&color, "lightgreen");
gtk_source_mark_attributes_set_background (attrs, &color);
gtk_source_mark_attributes_set_icon_name (attrs, "list-add");
g_signal_connect_object (attrs,
"query-tooltip-markup",
G_CALLBACK (mark_tooltip_func),
view,
0);
gtk_source_view_set_mark_attributes (view, MARK_TYPE_1, attrs, 1);
g_object_unref (attrs);
attrs = gtk_source_mark_attributes_new ();
gdk_rgba_parse (&color, "pink");
gtk_source_mark_attributes_set_background (attrs, &color);
gtk_source_mark_attributes_set_icon_name (attrs, "list-remove");
g_signal_connect_object (attrs,
"query-tooltip-markup",
G_CALLBACK (mark_tooltip_func),
view,
0);
gtk_source_view_set_mark_attributes (view, MARK_TYPE_2, attrs, 2);
g_object_unref (attrs);
}
static void
on_background_pattern_changed (GtkComboBox *combobox,
TestWidget *self)
{
gchar *text;
text = gtk_combo_box_text_get_active_text (GTK_COMBO_BOX_TEXT (combobox));
if (g_strcmp0 (text, "Grid") == 0)
{
gtk_source_view_set_background_pattern (self->priv->view,
GTK_SOURCE_BACKGROUND_PATTERN_TYPE_GRID);
}
else
{
gtk_source_view_set_background_pattern (self->priv->view,
GTK_SOURCE_BACKGROUND_PATTERN_TYPE_NONE);
}
g_free (text);
}
static void
test_widget_dispose (GObject *object)
{
TestWidget *self = TEST_WIDGET (object);
g_clear_object (&self->priv->buffer);
g_clear_object (&self->priv->file);
G_OBJECT_CLASS (test_widget_parent_class)->dispose (object);
}
static void
test_widget_class_init (TestWidgetClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
object_class->dispose = test_widget_dispose;
gtk_widget_class_set_template_from_resource (widget_class,
"/org/gnome/gtksourceview/tests/ui/test-widget.ui");
gtk_widget_class_bind_template_callback (widget_class, open_button_clicked_cb);
gtk_widget_class_bind_template_callback (widget_class, print_button_clicked_cb);
gtk_widget_class_bind_template_callback (widget_class, highlight_syntax_toggled_cb);
gtk_widget_class_bind_template_callback (widget_class, highlight_matching_bracket_toggled_cb);
gtk_widget_class_bind_template_callback (widget_class, show_line_numbers_toggled_cb);
gtk_widget_class_bind_template_callback (widget_class, show_line_marks_toggled_cb);
gtk_widget_class_bind_template_callback (widget_class, show_right_margin_toggled_cb);
gtk_widget_class_bind_template_callback (widget_class, right_margin_position_value_changed_cb);
gtk_widget_class_bind_template_callback (widget_class, highlight_current_line_toggled_cb);
gtk_widget_class_bind_template_callback (widget_class, wrap_lines_toggled_cb);
gtk_widget_class_bind_template_callback (widget_class, auto_indent_toggled_cb);
gtk_widget_class_bind_template_callback (widget_class, indent_spaces_toggled_cb);
gtk_widget_class_bind_template_callback (widget_class, tab_width_value_changed_cb);
gtk_widget_class_bind_template_callback (widget_class, backward_string_clicked_cb);
gtk_widget_class_bind_template_callback (widget_class, forward_string_clicked_cb);
gtk_widget_class_bind_template_callback (widget_class, smart_home_end_changed_cb);
gtk_widget_class_bind_template_child_private (widget_class, TestWidget, view);
gtk_widget_class_bind_template_child_private (widget_class, TestWidget, map);
gtk_widget_class_bind_template_child_private (widget_class, TestWidget, show_top_border_window_checkbutton);
gtk_widget_class_bind_template_child_private (widget_class, TestWidget, show_map_checkbutton);
gtk_widget_class_bind_template_child_private (widget_class, TestWidget, draw_spaces_checkbutton);
gtk_widget_class_bind_template_child_private (widget_class, TestWidget, smart_backspace_checkbutton);
gtk_widget_class_bind_template_child_private (widget_class, TestWidget, indent_width_checkbutton);
gtk_widget_class_bind_template_child_private (widget_class, TestWidget, indent_width_spinbutton);
gtk_widget_class_bind_template_child_private (widget_class, TestWidget, cursor_position_info);
gtk_widget_class_bind_template_child_private (widget_class, TestWidget, chooser_button);
gtk_widget_class_bind_template_child_private (widget_class, TestWidget, background_pattern);
}
static void
show_top_border_window_toggled_cb (GtkToggleButton *checkbutton,
TestWidget *self)
{
gint size;
size = gtk_toggle_button_get_active (checkbutton) ? 20 : 0;
gtk_text_view_set_border_window_size (GTK_TEXT_VIEW (self->priv->view),
GTK_TEXT_WINDOW_TOP,
size);
}
static void
test_widget_init (TestWidget *self)
{
GtkSourceSpaceDrawer *space_drawer;
self->priv = test_widget_get_instance_private (self);
gtk_widget_init_template (GTK_WIDGET (self));
self->priv->buffer = GTK_SOURCE_BUFFER (
gtk_text_view_get_buffer (GTK_TEXT_VIEW (self->priv->view)));
g_object_ref (self->priv->buffer);
g_signal_connect (self->priv->show_top_border_window_checkbutton,
"toggled",
G_CALLBACK (show_top_border_window_toggled_cb),
self);
g_signal_connect_swapped (self->priv->indent_width_checkbutton,
"toggled",
G_CALLBACK (update_indent_width),
self);
g_signal_connect_swapped (self->priv->indent_width_spinbutton,
"value-changed",
G_CALLBACK (update_indent_width),
self);
g_signal_connect (self->priv->buffer,
"mark-set",
G_CALLBACK (mark_set_cb),
self);
g_signal_connect_swapped (self->priv->buffer,
"changed",
G_CALLBACK (update_cursor_position_info),
self);
g_signal_connect (self->priv->buffer,
"bracket-matched",
G_CALLBACK (bracket_matched_cb),
NULL);
add_source_mark_attributes (self->priv->view);
g_signal_connect (self->priv->view,
"line-mark-activated",
G_CALLBACK (line_mark_activated_cb),
self);
g_object_bind_property (self->priv->chooser_button,
"style-scheme",
self->priv->buffer,
"style-scheme",
G_BINDING_SYNC_CREATE);
g_object_bind_property (self->priv->show_map_checkbutton,
"active",
self->priv->map,
"visible",
G_BINDING_SYNC_CREATE);
g_object_bind_property (self->priv->smart_backspace_checkbutton,
"active",
self->priv->view,
"smart-backspace",
G_BINDING_SYNC_CREATE);
g_signal_connect (self->priv->background_pattern,
"changed",
G_CALLBACK (on_background_pattern_changed),
self);
space_drawer = gtk_source_view_get_space_drawer (self->priv->view);
g_object_bind_property (self->priv->draw_spaces_checkbutton, "active",
space_drawer, "enable-matrix",
G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
open_file (self, TOP_SRCDIR "/gtksourceview/gtksourcebuffer.c");
}
static TestWidget *
test_widget_new (void)
{
return g_object_new (test_widget_get_type (), NULL);
}
int
main (int argc, char *argv[])
{
GtkWidget *window;
TestWidget *test_widget;
gtk_init (&argc, &argv);
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size (GTK_WINDOW (window), 900, 600);
g_signal_connect (window, "destroy", gtk_main_quit, NULL);
test_widget = test_widget_new ();
gtk_container_add (GTK_CONTAINER (window), GTK_WIDGET (test_widget));
gtk_widget_show (window);
gtk_main ();
return 0;
}