-/*

- * gedit-view.c

- * This file is part of gedit

- *

- * Copyright (C) 1998, 1999 Alex Roberts, Evan Lawrence

- * Copyright (C) 2000, 2002 Chema Celorio, Paolo Maggi

- * Copyright (C) 2003-2005 Paolo Maggi

- *

- * This program is free software; you can redistribute it and/or modify

- * it under the terms of the GNU General Public License as published by

- * the Free Software Foundation; either version 2 of the License, or

- * (at your option) any later version.

- *

- * This program 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 General Public License for more details.

- *

- * You should have received a copy of the GNU General Public License

- * along with this program; if not, write to the Free Software

- * Foundation, Inc., 59 Temple Place, Suite 330,

- * Boston, MA 02111-1307, USA.

- */

-

-/*

- * Modified by the gedit Team, 1998-2005. See the AUTHORS file for a

- * list of people on the gedit Team.

- * See the ChangeLog files for a list of changes.

- *

- * $Id$

- */

-

-#ifdef HAVE_CONFIG_H

-#include <config.h>

-#endif

-

-#include <string.h>

-#include <stdlib.h>

-

-#include <gdk/gdkkeysyms.h>

-

-#include <glib/gi18n.h>

-

-#include "gedit-view.h"

-#include "gedit-debug.h"

-#include "gedit-prefs-manager.h"

-#include "gedit-prefs-manager-app.h"

-#include "gedit-marshal.h"

-#include "gedit-utils.h"

-

-

-#define GEDIT_VIEW_SCROLL_MARGIN 0.02

-#define GEDIT_VIEW_SEARCH_DIALOG_TIMEOUT (30*1000) /* 30 seconds */

-

-#define MIN_SEARCH_COMPLETION_KEY_LEN 3

-

-#define GEDIT_VIEW_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), GEDIT_TYPE_VIEW, GeditViewPrivate))

-

-typedef enum

-{

- GOTO_LINE,

- SEARCH

-} SearchMode;

-

-enum

-{

- TARGET_URI_LIST = 100

-};

-

-struct _GeditViewPrivate

-{

- SearchMode search_mode;

-

- GtkTextIter start_search_iter;

-

- /* used to restore the search state if an

- * incremental search is cancelled

- */

- gchar *old_search_text;

- guint old_search_flags;

-

- /* used to remeber the state of the last

- * incremental search (the document search

- * state may be changed by the search dialog)

- */

- guint search_flags;

- gboolean wrap_around;

-

- GtkWidget *search_window;

- GtkWidget *search_entry;

-

- guint typeselect_flush_timeout;

- guint search_entry_changed_id;

-

- gboolean disable_popdown;

-

- GtkTextBuffer *current_buffer;

-};

-

-/* The search entry completion is shared among all the views */

-GtkListStore *search_completion_model = NULL;

-

-static void gedit_view_destroy (GtkObject *object);

-static void gedit_view_finalize (GObject *object);

-static gint gedit_view_focus_out (GtkWidget *widget,

- GdkEventFocus *event);

-static gboolean gedit_view_drag_motion (GtkWidget *widget,

- GdkDragContext *context,

- gint x,

- gint y,

- guint timestamp);

-static void gedit_view_drag_data_received (GtkWidget *widget,

- GdkDragContext *context,

- gint x,

- gint y,

- GtkSelectionData *selection_data,

- guint info,

- guint timestamp);

-static gboolean gedit_view_drag_drop (GtkWidget *widget,

- GdkDragContext *context,

- gint x,

- gint y,

- guint timestamp);

-static gboolean gedit_view_button_press_event (GtkWidget *widget,

- GdkEventButton *event);

-

-static gboolean start_interactive_search (GeditView *view);

-static gboolean start_interactive_goto_line (GeditView *view);

-static gboolean reset_searched_text (GeditView *view);

-

-static void hide_search_window (GeditView *view,

- gboolean cancel);

-

-

-static gint gedit_view_expose (GtkWidget *widget,

- GdkEventExpose *event);

-static void search_highlight_updated_cb (GeditDocument *doc,

- GtkTextIter *start,

- GtkTextIter *end,

- GeditView *view);

-

-static void gedit_view_delete_from_cursor (GtkTextView *text_view,

- GtkDeleteType type,

- gint count);

-

-G_DEFINE_TYPE(GeditView, gedit_view, GTK_TYPE_SOURCE_VIEW)

-

-/* Signals */

-enum

-{

- START_INTERACTIVE_SEARCH,

- START_INTERACTIVE_GOTO_LINE,

- RESET_SEARCHED_TEXT,

- DROP_URIS,

- LAST_SIGNAL

-};

-

-static guint view_signals [LAST_SIGNAL] = { 0 };

-

-typedef enum

-{

- GEDIT_SEARCH_ENTRY_NORMAL,

- GEDIT_SEARCH_ENTRY_NOT_FOUND

-} GeditSearchEntryBgColor;

-

-static void

-document_read_only_notify_handler (GeditDocument *document,

- GParamSpec *pspec,

- GeditView *view)

-{

- gedit_debug (DEBUG_VIEW);

-

- gtk_text_view_set_editable (GTK_TEXT_VIEW (view),

- !gedit_document_get_readonly (document));

-}

-

-static void

-gedit_view_class_init (GeditViewClass *klass)

-{

- GObjectClass *object_class = G_OBJECT_CLASS (klass);

- GtkObjectClass *gtkobject_class = GTK_OBJECT_CLASS (klass);

- GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);

- GtkTextViewClass *text_view_class = GTK_TEXT_VIEW_CLASS (klass);

-

- GtkBindingSet *binding_set;

-

- gtkobject_class->destroy = gedit_view_destroy;

- object_class->finalize = gedit_view_finalize;

-

- widget_class->focus_out_event = gedit_view_focus_out;

- widget_class->expose_event = gedit_view_expose;

-

- /*

- * Override the gtk_text_view_drag_motion and drag_drop

- * functions to get URIs

- *

- * If the mime type is text/uri-list, then we will accept

- * the potential drop, or request the data (depending on the

- * function).

- *

- * If the drag context has any other mime type, then pass the

- * information onto the GtkTextView's standard handlers.

- * (widget_class->function_name).

- *

- * See bug #89881 for details

- */

- widget_class->drag_motion = gedit_view_drag_motion;

- widget_class->drag_data_received = gedit_view_drag_data_received;

- widget_class->drag_drop = gedit_view_drag_drop;

- widget_class->button_press_event = gedit_view_button_press_event;

- klass->start_interactive_search = start_interactive_search;

- klass->start_interactive_goto_line = start_interactive_goto_line;

- klass->reset_searched_text = reset_searched_text;

-

- text_view_class->delete_from_cursor = gedit_view_delete_from_cursor;

-

- view_signals[START_INTERACTIVE_SEARCH] =

- g_signal_new ("start_interactive_search",

- G_TYPE_FROM_CLASS (object_class),

- G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,

- G_STRUCT_OFFSET (GeditViewClass, start_interactive_search),

- NULL, NULL,

- gedit_marshal_BOOLEAN__NONE,

- G_TYPE_BOOLEAN, 0);

-

- view_signals[START_INTERACTIVE_GOTO_LINE] =

- g_signal_new ("start_interactive_goto_line",

- G_TYPE_FROM_CLASS (object_class),

- G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,

- G_STRUCT_OFFSET (GeditViewClass, start_interactive_goto_line),

- NULL, NULL,

- gedit_marshal_BOOLEAN__NONE,

- G_TYPE_BOOLEAN, 0);

-

- view_signals[RESET_SEARCHED_TEXT] =

- g_signal_new ("reset_searched_text",

- G_TYPE_FROM_CLASS (object_class),

- G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,

- G_STRUCT_OFFSET (GeditViewClass, reset_searched_text),

- NULL, NULL,

- gedit_marshal_BOOLEAN__NONE,

- G_TYPE_BOOLEAN, 0);

-

- /* A new signal DROP_URIS has been added to allow plugins to intercept

- * the default dnd behaviour of 'text/uri-list'. GeditView now handles

- * dnd in the default handlers of drag_drop, drag_motion and

- * drag_data_received. The view emits drop_uris from drag_data_received

- * if valid uris have been dropped. Plugins should connect to

- * drag_motion, drag_drop and drag_data_received to change this

- * default behaviour. They should _NOT_ use this signal because this

- * will not prevent gedit from loading the uri

- */

- view_signals[DROP_URIS] =

- g_signal_new ("drop_uris",

- G_TYPE_FROM_CLASS (object_class),

- G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,

- G_STRUCT_OFFSET (GeditViewClass, drop_uris),

- NULL, NULL,

- g_cclosure_marshal_VOID__BOXED,

- G_TYPE_NONE, 1, G_TYPE_STRV);

-

- g_type_class_add_private (klass, sizeof (GeditViewPrivate));

-

- binding_set = gtk_binding_set_by_class (klass);

-

- gtk_binding_entry_add_signal (binding_set,

- GDK_k,

- GDK_CONTROL_MASK,

- "start_interactive_search", 0);

-

- gtk_binding_entry_add_signal (binding_set,

- GDK_i,

- GDK_CONTROL_MASK,

- "start_interactive_goto_line", 0);

-

- gtk_binding_entry_add_signal (binding_set,

- GDK_k,

- GDK_CONTROL_MASK | GDK_SHIFT_MASK,

- "reset_searched_text", 0);

-

- gtk_binding_entry_add_signal (binding_set,

- GDK_d,

- GDK_CONTROL_MASK,

- "delete_from_cursor", 2,

- G_TYPE_ENUM, GTK_DELETE_PARAGRAPHS,

- G_TYPE_INT, 1);

-}

-

-static void

-current_buffer_removed (GeditView *view)

-{

- if (view->priv->current_buffer)

- {

- g_signal_handlers_disconnect_by_func (view->priv->current_buffer,

- document_read_only_notify_handler,

- view);

- g_signal_handlers_disconnect_by_func (view->priv->current_buffer,

- search_highlight_updated_cb,

- view);

-

- g_object_unref (view->priv->current_buffer);

- view->priv->current_buffer = NULL;

- }

-}

-

-static void

-on_notify_buffer_cb (GeditView *view,

- GParamSpec *arg1,

- gpointer userdata)

-{

- GtkTextBuffer *buffer;

-

- current_buffer_removed (view);

- buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));

-

- if (buffer == NULL || !GEDIT_IS_DOCUMENT (buffer))

- return;

-

- view->priv->current_buffer = g_object_ref (buffer);

- g_signal_connect (buffer,

- "notify::read-only",

- G_CALLBACK (document_read_only_notify_handler),

- view);

-

- gtk_text_view_set_editable (GTK_TEXT_VIEW (view),

- !gedit_document_get_readonly (GEDIT_DOCUMENT (buffer)));

-

- g_signal_connect (buffer,

- "search_highlight_updated",

- G_CALLBACK (search_highlight_updated_cb),

- view);

-}

-

-static void

-gedit_view_init (GeditView *view)

-{

- GtkTargetList *tl;

-

- gedit_debug (DEBUG_VIEW);

-

- view->priv = GEDIT_VIEW_GET_PRIVATE (view);

-

- /*

- * Set tab, fonts, wrap mode, colors, etc. according

- * to preferences

- */

- if (!gedit_prefs_manager_get_use_default_font ())

- {

- gchar *editor_font;

-

- editor_font = gedit_prefs_manager_get_editor_font ();

-

- gedit_view_set_font (view, FALSE, editor_font);

-

- g_free (editor_font);

- }

- else

- {

- gedit_view_set_font (view, TRUE, NULL);

- }

-

- g_object_set (G_OBJECT (view),

- "wrap_mode", gedit_prefs_manager_get_wrap_mode (),

- "show_line_numbers", gedit_prefs_manager_get_display_line_numbers (),

- "auto_indent", gedit_prefs_manager_get_auto_indent (),

- "tab_width", gedit_prefs_manager_get_tabs_size (),

- "insert_spaces_instead_of_tabs", gedit_prefs_manager_get_insert_spaces (),

- "show_right_margin", gedit_prefs_manager_get_display_right_margin (),

- "right_margin_position", gedit_prefs_manager_get_right_margin_position (),

- "highlight_current_line", gedit_prefs_manager_get_highlight_current_line (),

- "smart_home_end", gedit_prefs_manager_get_smart_home_end (),

- "indent_on_tab", TRUE,

- NULL);

-

- view->priv->typeselect_flush_timeout = 0;

- view->priv->wrap_around = TRUE;

-

- /* Drag and drop support */

- tl = gtk_drag_dest_get_target_list (GTK_WIDGET (view));

-

- if (tl != NULL)

- gtk_target_list_add_uri_targets (tl, TARGET_URI_LIST);

-

- /* Act on buffer change */

- g_signal_connect (view,

- "notify::buffer",

- G_CALLBACK (on_notify_buffer_cb),

- NULL);

-}

-

-static void

-gedit_view_destroy (GtkObject *object)

-{

- GeditView *view;

-

- view = GEDIT_VIEW (object);

-

- if (view->priv->search_window != NULL)

- {

- gtk_widget_destroy (view->priv->search_window);

- view->priv->search_window = NULL;

- view->priv->search_entry = NULL;

-

- if (view->priv->typeselect_flush_timeout != 0)

- {

- g_source_remove (view->priv->typeselect_flush_timeout);

- view->priv->typeselect_flush_timeout = 0;

- }

- }

-

- /* Disconnect notify buffer because the destroy of the textview will

- set the buffer to NULL, and we call get_buffer in the notify which

- would reinstate a GtkTextBuffer which we don't want */

- current_buffer_removed (view);

- g_signal_handlers_disconnect_by_func (view, on_notify_buffer_cb, NULL);

-

- (* GTK_OBJECT_CLASS (gedit_view_parent_class)->destroy) (object);

-}

-

-static void

-gedit_view_finalize (GObject *object)

-{

- GeditView *view;

-

- view = GEDIT_VIEW (object);

-

- current_buffer_removed (view);

-

- g_free (view->priv->old_search_text);

-

- (* G_OBJECT_CLASS (gedit_view_parent_class)->finalize) (object);

-}

-

-static gint

-gedit_view_focus_out (GtkWidget *widget, GdkEventFocus *event)

-{

- GeditView *view = GEDIT_VIEW (widget);

-

- gtk_widget_queue_draw (widget);

-

- /* hide interactive search dialog */

- if (view->priv->search_window != NULL)

- hide_search_window (view, FALSE);

-

- (* GTK_WIDGET_CLASS (gedit_view_parent_class)->focus_out_event) (widget, event);

-

- return FALSE;

-}

-

-/**

- * gedit_view_new:

- * @doc: a #GeditDocument

- *

- * Creates a new #GeditView object displaying the @doc document.

- * @doc cannot be NULL.

- *

- * Return value: a new #GeditView

- **/

-GtkWidget *

-gedit_view_new (GeditDocument *doc)

-{

- GtkWidget *view;

-

- gedit_debug_message (DEBUG_VIEW, "START");

-

- g_return_val_if_fail (GEDIT_IS_DOCUMENT (doc), NULL);

-

- view = GTK_WIDGET (g_object_new (GEDIT_TYPE_VIEW, "buffer", doc, NULL));

-

- gedit_debug_message (DEBUG_VIEW, "END: %d", G_OBJECT (view)->ref_count);

-

- gtk_widget_show_all (view);

-

- return view;

-}

-

-void

-gedit_view_cut_clipboard (GeditView *view)

-{

- GtkTextBuffer *buffer;

- GtkClipboard *clipboard;

-

- gedit_debug (DEBUG_VIEW);

-

- g_return_if_fail (GEDIT_IS_VIEW (view));

-

- buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));

- g_return_if_fail (buffer != NULL);

-

- clipboard = gtk_widget_get_clipboard (GTK_WIDGET (view),

- GDK_SELECTION_CLIPBOARD);

-

- /* FIXME: what is default editability of a buffer? */

- gtk_text_buffer_cut_clipboard (buffer,

- clipboard,

- !gedit_document_get_readonly (

- GEDIT_DOCUMENT (buffer)));

-

- gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (view),

- gtk_text_buffer_get_insert (buffer),

- GEDIT_VIEW_SCROLL_MARGIN,

- FALSE,

- 0.0,

- 0.0);

-}

-

-void

-gedit_view_copy_clipboard (GeditView *view)

-{

- GtkTextBuffer *buffer;

- GtkClipboard *clipboard;

-

- gedit_debug (DEBUG_VIEW);

-

- g_return_if_fail (GEDIT_IS_VIEW (view));

-

- buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));

- g_return_if_fail (buffer != NULL);

-

- clipboard = gtk_widget_get_clipboard (GTK_WIDGET (view),

- GDK_SELECTION_CLIPBOARD);

-

- gtk_text_buffer_copy_clipboard (buffer, clipboard);

-

- /* on copy do not scroll, we are already on screen */

-}

-

-void

-gedit_view_paste_clipboard (GeditView *view)

-{

- GtkTextBuffer *buffer;

- GtkClipboard *clipboard;

-

- gedit_debug (DEBUG_VIEW);

-

- g_return_if_fail (GEDIT_IS_VIEW (view));

-

- buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));

- g_return_if_fail (buffer != NULL);

-

- clipboard = gtk_widget_get_clipboard (GTK_WIDGET (view),

- GDK_SELECTION_CLIPBOARD);

-

- /* FIXME: what is default editability of a buffer? */

- gtk_text_buffer_paste_clipboard (buffer,

- clipboard,

- NULL,

- !gedit_document_get_readonly (

- GEDIT_DOCUMENT (buffer)));

-

- gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (view),

- gtk_text_buffer_get_insert (buffer),

- GEDIT_VIEW_SCROLL_MARGIN,

- FALSE,

- 0.0,

- 0.0);

-}

-

-/**

- * gedit_view_delete_selection:

- * @view: a #GeditView

- *

- * Deletes the text currently selected in the #GtkTextBuffer associated

- * to the view and scroll to the cursor position.

- **/

-void

-gedit_view_delete_selection (GeditView *view)

-{

- GtkTextBuffer *buffer = NULL;

-

- gedit_debug (DEBUG_VIEW);

-

- g_return_if_fail (GEDIT_IS_VIEW (view));

-

- buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));

- g_return_if_fail (buffer != NULL);

-

- /* FIXME: what is default editability of a buffer? */

- gtk_text_buffer_delete_selection (buffer,

- TRUE,

- !gedit_document_get_readonly (

- GEDIT_DOCUMENT (buffer)));

-

- gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (view),

- gtk_text_buffer_get_insert (buffer),

- GEDIT_VIEW_SCROLL_MARGIN,

- FALSE,

- 0.0,

- 0.0);

-}

-

-/**

- * gedit_view_select_all:

- * @view: a #GeditView

- *

- * Selects all the text displayed in the @view.

- **/

-void

-gedit_view_select_all (GeditView *view)

-{

- GtkTextBuffer *buffer = NULL;

- GtkTextIter start, end;

-

- gedit_debug (DEBUG_VIEW);

-

- g_return_if_fail (GEDIT_IS_VIEW (view));

-

- buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));

- g_return_if_fail (buffer != NULL);

-

- gtk_text_buffer_get_bounds (buffer, &start, &end);

- gtk_text_buffer_select_range (buffer, &start, &end);

-}

-

-/**

- * gedit_view_scroll_to_cursor:

- * @view: a #GeditView

- *

- * Scrolls the @view to the cursor position.

- **/

-void

-gedit_view_scroll_to_cursor (GeditView *view)

-{

- GtkTextBuffer* buffer = NULL;

-

- gedit_debug (DEBUG_VIEW);

-

- g_return_if_fail (GEDIT_IS_VIEW (view));

-

- buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));

- g_return_if_fail (buffer != NULL);

-

- gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (view),

- gtk_text_buffer_get_insert (buffer),

- 0.25,

- FALSE,

- 0.0,

- 0.0);

-}

-

-/**

- * gedit_view_set_font:

- * @view: a #GeditView

- * @def: whether to reset the default font

- * @font_name: the name of the font to use

- *

- * If @def is #TRUE, resets the font of the @view to the default font

- * otherwise sets it to @font_name.

- **/

-void

-gedit_view_set_font (GeditView *view,

- gboolean def,

- const gchar *font_name)

-{

- PangoFontDescription *font_desc = NULL;

-

- gedit_debug (DEBUG_VIEW);

-

- g_return_if_fail (GEDIT_IS_VIEW (view));

-

- if (def)

- {

- gchar *font;

-

- font = gedit_prefs_manager_get_system_font ();

- font_desc = pango_font_description_from_string (font);

- g_free (font);

- }

- else

- {

- g_return_if_fail (font_name != NULL);

-

- font_desc = pango_font_description_from_string (font_name);

- }

-

- g_return_if_fail (font_desc != NULL);

-

- gtk_widget_modify_font (GTK_WIDGET (view), font_desc);

-

- pango_font_description_free (font_desc);

-}

-

-static void

-add_search_completion_entry (const gchar *str)

-{

- gchar *text;

- gboolean valid;

- GtkTreeModel *model;

- GtkTreeIter iter;

-

- if (str == NULL)

- return;

-

- text = gedit_utils_unescape_search_text (str);

-

- if (g_utf8_strlen (text, -1) < MIN_SEARCH_COMPLETION_KEY_LEN)

- {

- g_free (text);

- return;

- }

-

- g_return_if_fail (GTK_IS_TREE_MODEL (search_completion_model));

-

- model = GTK_TREE_MODEL (search_completion_model);

-

- /* Get the first iter in the list */

- valid = gtk_tree_model_get_iter_first (model, &iter);

-

- while (valid)

- {

- /* Walk through the list, reading each row */

- gchar *str_data;

-

- gtk_tree_model_get (model,

- &iter,

- 0,

- &str_data,

- -1);

-

- if (strcmp (text, str_data) == 0)

- {

- g_free (text);

- g_free (str_data);

- gtk_list_store_move_after (GTK_LIST_STORE (model),

- &iter,

- NULL);

-

- return;

- }

-

- g_free (str_data);

-

- valid = gtk_tree_model_iter_next (model, &iter);

- }

-

- gtk_list_store_prepend (GTK_LIST_STORE (model), &iter);

- gtk_list_store_set (GTK_LIST_STORE (model),

- &iter,

- 0,

- text,

- -1);

-

- g_free (text);

-}

-

-static void

-set_entry_background (GtkWidget *entry,

- GeditSearchEntryBgColor col)

-{

- if (col == GEDIT_SEARCH_ENTRY_NOT_FOUND)

- {

- GdkColor red;

- GdkColor white;

-

- /* FIXME: a11y and theme */

-

- gdk_color_parse ("#FF6666", &red);

- gdk_color_parse ("white", &white);

-

- gtk_widget_modify_base (entry,

- GTK_STATE_NORMAL,

- &red);

- gtk_widget_modify_text (entry,

- GTK_STATE_NORMAL,

- &white);

- }

- else /* reset */

- {

- gtk_widget_modify_base (entry,

- GTK_STATE_NORMAL,

- NULL);

- gtk_widget_modify_text (entry,

- GTK_STATE_NORMAL,

- NULL);

- }

-}

-

-static gboolean

-run_search (GeditView *view,

- const gchar *entry_text,

- gboolean search_backward,

- gboolean wrap_around,

- gboolean typing)

-{

- GtkTextIter start_iter;

- GtkTextIter match_start;

- GtkTextIter match_end;

- gboolean found = FALSE;

- GeditDocument *doc;

-

- g_return_val_if_fail (view->priv->search_mode == SEARCH, FALSE);

-

- doc = GEDIT_DOCUMENT (gtk_text_view_get_buffer (GTK_TEXT_VIEW (view)));

-

- start_iter = view->priv->start_search_iter;

-

- if (*entry_text != '\0')

- {

- if (!search_backward)

- {

- if (!typing)

- {

- /* forward and _NOT_ typing */

- gtk_text_buffer_get_selection_bounds (GTK_TEXT_BUFFER (doc),

- &start_iter,

- &match_end);

-

- gtk_text_iter_order (&match_end, &start_iter);

- }

-

- /* run search */

- found = gedit_document_search_forward (doc,

- &start_iter,

- NULL,

- &match_start,

- &match_end);

- }

- else if (!typing)

- {

- /* backward and not typing */

- gtk_text_buffer_get_selection_bounds (GTK_TEXT_BUFFER (doc),

- &start_iter,

- &match_end);

-

- /* run search */

- found = gedit_document_search_backward (doc,

- NULL,

- &start_iter,

- &match_start,

- &match_end);

- }

- else

- {

- /* backward (while typing) */

- g_return_val_if_reached (FALSE);

-

- }

-

- if (!found && wrap_around)

- {

- if (!search_backward)

- found = gedit_document_search_forward (doc,

- NULL,

- NULL, /* FIXME: set the end_inter */

- &match_start,

- &match_end);

- else

- found = gedit_document_search_backward (doc,

- NULL, /* FIXME: set the start_inter */

- NULL,

- &match_start,

- &match_end);

- }

- }

- else

- {

- gtk_text_buffer_get_selection_bounds (GTK_TEXT_BUFFER (doc),

- &start_iter,

- NULL);

- }

-

- if (found)

- {

- gtk_text_buffer_place_cursor (GTK_TEXT_BUFFER (doc),

- &match_start);

-

- gtk_text_buffer_move_mark_by_name (GTK_TEXT_BUFFER (doc),

- "selection_bound", &match_end);

- }

- else

- {

- if (typing)

- {

- gtk_text_buffer_place_cursor (GTK_TEXT_BUFFER (doc),

- &view->priv->start_search_iter);

- }

- }

-

- if (found || (*entry_text == '\0'))

- {

- gedit_view_scroll_to_cursor (view);

-

- set_entry_background (view->priv->search_entry,

- GEDIT_SEARCH_ENTRY_NORMAL);

- }

- else

- {

- set_entry_background (view->priv->search_entry,

- GEDIT_SEARCH_ENTRY_NOT_FOUND);

- }

-

- return found;

-}

-

-/* Cut and paste from gtkwindow.c */

-static void

-send_focus_change (GtkWidget *widget,

- gboolean in)

-{

- GdkEvent *fevent = gdk_event_new (GDK_FOCUS_CHANGE);

-

- g_object_ref (widget);

-

- if (in)

- GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);

- else

- GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);

-

- fevent->focus_change.type = GDK_FOCUS_CHANGE;

- fevent->focus_change.window = g_object_ref (widget->window);

- fevent->focus_change.in = in;

-

- gtk_widget_event (widget, fevent);

-

- g_object_notify (G_OBJECT (widget), "has-focus");

-

- g_object_unref (widget);

- gdk_event_free (fevent);

-}

-

-static void

-hide_search_window (GeditView *view, gboolean cancel)

-{

- if (view->priv->disable_popdown)

- return;

-

- if (view->priv->search_entry_changed_id != 0)

- {

- g_signal_handler_disconnect (view->priv->search_entry,

- view->priv->search_entry_changed_id);

- view->priv->search_entry_changed_id = 0;

- }

-

- if (view->priv->typeselect_flush_timeout != 0)

- {

- g_source_remove (view->priv->typeselect_flush_timeout);

- view->priv->typeselect_flush_timeout = 0;

- }

-

- /* send focus-in event */

- send_focus_change (GTK_WIDGET (view->priv->search_entry), FALSE);

- gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (view), TRUE);

- gtk_widget_hide (view->priv->search_window);

-

- if (cancel)

- {

- GtkTextBuffer *buffer;

-

- buffer = GTK_TEXT_BUFFER (gtk_text_view_get_buffer (GTK_TEXT_VIEW (view)));

- gtk_text_buffer_place_cursor (buffer, &view->priv->start_search_iter);

-

- gedit_view_scroll_to_cursor (view);

- }

-

- /* make sure a focus event is sent for the edit area */

- send_focus_change (GTK_WIDGET (view), TRUE);

-}

-

-static gboolean

-search_entry_flush_timeout (GeditView *view)

-{

- GDK_THREADS_ENTER ();

-

- view->priv->typeselect_flush_timeout = 0;

- hide_search_window (view, FALSE);

-

- GDK_THREADS_LEAVE ();

-

- return FALSE;

-}

-

-static void

-update_search_window_position (GeditView *view)

-{

- gint x, y;

- gint view_x, view_y;

- GdkWindow *view_window = GTK_WIDGET (view)->window;

-

- gtk_widget_realize (view->priv->search_window);

-

- gdk_window_get_origin (view_window, &view_x, &view_y);

-

- x = MAX (12, view_x + 12);

- y = MAX (12, view_y - 12);

-

- gtk_window_move (GTK_WINDOW (view->priv->search_window), x, y);

-}

-

-static gboolean

-search_window_delete_event (GtkWidget *widget,

- GdkEventAny *event,

- GeditView *view)

-{

- hide_search_window (view, FALSE);

-

- return TRUE;

-}

-

-static gboolean

-search_window_button_press_event (GtkWidget *widget,

- GdkEventButton *event,

- GeditView *view)

-{

- hide_search_window (view, FALSE);

-

- gtk_propagate_event (GTK_WIDGET (view), (GdkEvent *)event);

-

- return FALSE;

-}

-

-static void

-search_again (GeditView *view,

- gboolean search_backward)

-{

- const gchar *entry_text;

-

- g_return_if_fail (view->priv->search_mode == SEARCH);

-

- /* SEARCH mode */

- /* renew the flush timeout */

- if (view->priv->typeselect_flush_timeout != 0)

- {

- g_source_remove (view->priv->typeselect_flush_timeout);

- view->priv->typeselect_flush_timeout =

- g_timeout_add (GEDIT_VIEW_SEARCH_DIALOG_TIMEOUT,

- (GSourceFunc)search_entry_flush_timeout,

- view);

- }

-

- entry_text = gtk_entry_get_text (GTK_ENTRY (view->priv->search_entry));

-

- add_search_completion_entry (entry_text);

-

- run_search (view,

- entry_text,

- search_backward,

- view->priv->wrap_around,

- FALSE);

-}

-

-static gboolean

-search_window_scroll_event (GtkWidget *widget,

- GdkEventScroll *event,

- GeditView *view)

-{

- gboolean retval = FALSE;

-

- if (view->priv->search_mode == GOTO_LINE)

- return retval;

-

- /* SEARCH mode */

- if (event->direction == GDK_SCROLL_UP)

- {

- search_again (view, TRUE);

- retval = TRUE;

- }

- else if (event->direction == GDK_SCROLL_DOWN)

- {

- search_again (view, FALSE);

- retval = TRUE;

- }

-

- return retval;

-}

-

-static gboolean

-search_window_key_press_event (GtkWidget *widget,

- GdkEventKey *event,

- GeditView *view)

-{

- gboolean retval = FALSE;

- guint modifiers;

-

- modifiers = gtk_accelerator_get_default_mod_mask ();

-

- /* Close window */

- if (event->keyval == GDK_Tab)

- {

- hide_search_window (view, FALSE);

- retval = TRUE;

- }

-

- /* Close window and cancel the search */

- if (event->keyval == GDK_Escape)

- {

- if (view->priv->search_mode == SEARCH)

- {

- GeditDocument *doc;

-

- /* restore document search so that Find Next does the right thing */

- doc = GEDIT_DOCUMENT (gtk_text_view_get_buffer (GTK_TEXT_VIEW (view)));

- gedit_document_set_search_text (doc,

- view->priv->old_search_text,

- view->priv->old_search_flags);

-

- }

-

- hide_search_window (view, TRUE);

- retval = TRUE;

- }

-

- if (view->priv->search_mode == GOTO_LINE)

- return retval;

-

- /* SEARCH mode */

-

- /* select previous matching iter */

- if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up)

- {

- search_again (view, TRUE);

- retval = TRUE;

- }

-

- if (((event->state & modifiers) == (GDK_CONTROL_MASK | GDK_SHIFT_MASK)) &&

- (event->keyval == GDK_g || event->keyval == GDK_G))

- {

- search_again (view, TRUE);

- retval = TRUE;

- }

-

- /* select next matching iter */

- if (event->keyval == GDK_Down || event->keyval == GDK_KP_Down)

- {

- search_again (view, FALSE);

- retval = TRUE;

- }

-

- if (((event->state & modifiers) == GDK_CONTROL_MASK) &&

- (event->keyval == GDK_g || event->keyval == GDK_G))

- {

- search_again (view, FALSE);

- retval = TRUE;

- }

-

- return retval;

-}

-

-static void

-search_entry_activate (GtkEntry *entry,

- GeditView *view)

-{

- hide_search_window (view, FALSE);

-}

-

-static void

-wrap_around_menu_item_toggled (GtkCheckMenuItem *checkmenuitem,

- GeditView *view)

-{

- view->priv->wrap_around = gtk_check_menu_item_get_active (checkmenuitem);

-}

-

-static void

-match_entire_word_menu_item_toggled (GtkCheckMenuItem *checkmenuitem,

- GeditView *view)

-{

- GEDIT_SEARCH_SET_ENTIRE_WORD (view->priv->search_flags,

- gtk_check_menu_item_get_active (checkmenuitem));

-}

-

-static void

-match_case_menu_item_toggled (GtkCheckMenuItem *checkmenuitem,

- GeditView *view)

-{

- GEDIT_SEARCH_SET_CASE_SENSITIVE (view->priv->search_flags,

- gtk_check_menu_item_get_active (checkmenuitem));

-}

-

-static gboolean

-real_search_enable_popdown (gpointer data)

-{

- GeditView *view = (GeditView *)data;

-

- GDK_THREADS_ENTER ();

-

- view->priv->disable_popdown = FALSE;

-

- GDK_THREADS_LEAVE ();

-

- return FALSE;

-}

-

-static void

-search_enable_popdown (GtkWidget *widget,

- GeditView *view)

-{

- g_timeout_add (200, real_search_enable_popdown, view);

-

- /* renew the flush timeout */

- if (view->priv->typeselect_flush_timeout != 0)

- g_source_remove (view->priv->typeselect_flush_timeout);

-

- view->priv->typeselect_flush_timeout =

- g_timeout_add (GEDIT_VIEW_SEARCH_DIALOG_TIMEOUT,

- (GSourceFunc)search_entry_flush_timeout,

- view);

-}

-

-static void

-search_entry_populate_popup (GtkEntry *entry,

- GtkMenu *menu,

- GeditView *view)

-{

- GtkWidget *menu_item;

-

- view->priv->disable_popdown = TRUE;

- g_signal_connect (menu, "hide",

- G_CALLBACK (search_enable_popdown), view);

-

- if (view->priv->search_mode == GOTO_LINE)

- return;

-

- /* separator */

- menu_item = gtk_menu_item_new ();

- gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), menu_item);

- gtk_widget_show (menu_item);

-

- /* create "Wrap Around" menu item. */

- menu_item = gtk_check_menu_item_new_with_mnemonic (_("_Wrap Around"));

- g_signal_connect (G_OBJECT (menu_item), "toggled",

- G_CALLBACK (wrap_around_menu_item_toggled),

- view);

- gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), menu_item);

- gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menu_item),

- view->priv->wrap_around);

- gtk_widget_show (menu_item);

-

- /* create "Match Entire Word Only" menu item. */

- menu_item = gtk_check_menu_item_new_with_mnemonic (_("Match _Entire Word Only"));

- g_signal_connect (G_OBJECT (menu_item), "toggled",

- G_CALLBACK (match_entire_word_menu_item_toggled),

- view);

- gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), menu_item);

- gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menu_item),

- GEDIT_SEARCH_IS_ENTIRE_WORD (view->priv->search_flags));

- gtk_widget_show (menu_item);

-

- /* create "Match Case" menu item. */

- menu_item = gtk_check_menu_item_new_with_mnemonic (_("_Match Case"));

- g_signal_connect (G_OBJECT (menu_item), "toggled",

- G_CALLBACK (match_case_menu_item_toggled),

- view);

- gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), menu_item);

- gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menu_item),

- GEDIT_SEARCH_IS_CASE_SENSITIVE (view->priv->search_flags));

- gtk_widget_show (menu_item);

-}

-

-static void

-search_entry_insert_text (GtkEditable *editable,

- const gchar *text,

- gint length,

- gint *position,

- GeditView *view)

-{

- if (view->priv->search_mode == GOTO_LINE)

- {

- gunichar c;

- const gchar *p;

- const gchar *end;

- const gchar *next;

-

- p = text;

- end = text + length;

-

- if (p == end)

- return;

-

- c = g_utf8_get_char (p);

-

- if (((c == '-' || c == '+') && *position == 0) ||

- (c == ':' && *position != 0))

- {

- gchar *s = NULL;

-

- if (c == ':')

- {

- s = gtk_editable_get_chars (editable, 0, -1);

- s = g_utf8_strchr (s, -1, ':');

- }

-

- if (s == NULL || s == p)

- {

- next = g_utf8_next_char (p);

- p = next;

- }

-

- g_free (s);

- }

-

- while (p != end)

- {

- next = g_utf8_next_char (p);

-

- c = g_utf8_get_char (p);

-

- if (!g_unichar_isdigit (c)) {

- g_signal_stop_emission_by_name (editable, "insert_text");

- gtk_widget_error_bell (view->priv->search_entry);

- break;

- }

-

- p = next;

- }

- }

- else

- {

- /* SEARCH mode */

- static gboolean insert_text = FALSE;

- gchar *escaped_text;

- gint new_len;

-

- gedit_debug_message (DEBUG_SEARCH, "Text: %s", text);

-

- /* To avoid recursive behavior */

- if (insert_text)

- return;

-

- escaped_text = gedit_utils_escape_search_text (text);

-

- gedit_debug_message (DEBUG_SEARCH, "Escaped Text: %s", escaped_text);

-

- new_len = strlen (escaped_text);

-

- if (new_len == length)

- {

- g_free (escaped_text);

- return;

- }

-

- insert_text = TRUE;

-

- g_signal_stop_emission_by_name (editable, "insert_text");

-

- gtk_editable_insert_text (editable, escaped_text, new_len, position);

-

- insert_text = FALSE;

-

- g_free (escaped_text);

- }

-}

-

-static void

-customize_for_search_mode (GeditView *view)

-{

- if (view->priv->search_mode == SEARCH)

- {

- gtk_entry_set_icon_from_stock (GTK_ENTRY (view->priv->search_entry),

- GTK_ENTRY_ICON_PRIMARY,

- GTK_STOCK_FIND);

-

- gtk_widget_set_tooltip_text (view->priv->search_entry,

- _("String you want to search for"));

- }

- else

- {

- gtk_entry_set_icon_from_stock (GTK_ENTRY (view->priv->search_entry),

- GTK_ENTRY_ICON_PRIMARY,

- GTK_STOCK_JUMP_TO);

-

- gtk_widget_set_tooltip_text (view->priv->search_entry,

- _("Line you want to move the cursor to"));

- }

-}

-

-static gboolean

-completion_func (GtkEntryCompletion *completion,

- const char *key,

- GtkTreeIter *iter,

- gpointer data)

-{

- gchar *item = NULL;

- gboolean ret = FALSE;

- GtkTreeModel *model;

- GeditViewPrivate *priv = (GeditViewPrivate *)data;

- const gchar *real_key;

-

- if (priv->search_mode == GOTO_LINE)

- return FALSE;

-

- real_key = gtk_entry_get_text (GTK_ENTRY (gtk_entry_completion_get_entry (completion)));

-

- if (g_utf8_strlen (real_key, -1) <= MIN_SEARCH_COMPLETION_KEY_LEN)

- return FALSE;

-

- model = gtk_entry_completion_get_model (completion);

- g_return_val_if_fail (gtk_tree_model_get_column_type (model, 0) == G_TYPE_STRING,

- FALSE);

-

- gtk_tree_model_get (model,

- iter,

- 0,

- &item,

- -1);

-

- if (item == NULL)

- return FALSE;

-

- if (GEDIT_SEARCH_IS_CASE_SENSITIVE (priv->search_flags))

- {

- if (!strncmp (real_key, item, strlen (real_key)))

- ret = TRUE;

- }

- else

- {

- gchar *normalized_string;

- gchar *case_normalized_string;

-

- normalized_string = g_utf8_normalize (item, -1, G_NORMALIZE_ALL);

- case_normalized_string = g_utf8_casefold (normalized_string, -1);

-

- if (!strncmp (key, case_normalized_string, strlen (key)))

- ret = TRUE;

-

- g_free (normalized_string);

- g_free (case_normalized_string);

-

- }

-

- g_free (item);

-

- return ret;

-}

-

-static void

-ensure_search_window (GeditView *view)

-{

- GtkWidget *frame;

- GtkWidget *vbox;

- GtkWidget *toplevel;

- GtkEntryCompletion *completion;

-

- toplevel = gtk_widget_get_toplevel (GTK_WIDGET (view));

-

- if (view->priv->search_window != NULL)

- {

- if (GTK_WINDOW (toplevel)->group)

- gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,

- GTK_WINDOW (view->priv->search_window));

- else if (GTK_WINDOW (view->priv->search_window)->group)

- gtk_window_group_remove_window (GTK_WINDOW (view->priv->search_window)->group,

- GTK_WINDOW (view->priv->search_window));

-

- customize_for_search_mode (view);

-

- return;

- }

-

- view->priv->search_window = gtk_window_new (GTK_WINDOW_POPUP);

-

- if (GTK_WINDOW (toplevel)->group)

- gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,

- GTK_WINDOW (view->priv->search_window));

-

- gtk_window_set_modal (GTK_WINDOW (view->priv->search_window), TRUE);

-

- g_signal_connect (view->priv->search_window, "delete_event",

- G_CALLBACK (search_window_delete_event),

- view);

- g_signal_connect (view->priv->search_window, "key_press_event",

- G_CALLBACK (search_window_key_press_event),

- view);

- g_signal_connect (view->priv->search_window, "button_press_event",

- G_CALLBACK (search_window_button_press_event),

- view);

- g_signal_connect (view->priv->search_window, "scroll_event",

- G_CALLBACK (search_window_scroll_event),

- view);

-

- frame = gtk_frame_new (NULL);

- gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN);

- gtk_widget_show (frame);

- gtk_container_add (GTK_CONTAINER (view->priv->search_window), frame);

-

- vbox = gtk_vbox_new (FALSE, 0);

- gtk_widget_show (vbox);

- gtk_container_add (GTK_CONTAINER (frame), vbox);

- gtk_container_set_border_width (GTK_CONTAINER (vbox), 3);

-

- /* add entry */

- view->priv->search_entry = gtk_entry_new ();

- gtk_widget_show (view->priv->search_entry);

-

- g_signal_connect (view->priv->search_entry, "populate_popup",

- G_CALLBACK (search_entry_populate_popup),

- view);

- g_signal_connect (view->priv->search_entry, "activate",

- G_CALLBACK (search_entry_activate),

- view);

- /* CHECK: do we really need to connect to preedit too? -- Paolo

- g_signal_connect (GTK_ENTRY (view->priv->search_entry)->im_context, "preedit-changed",

- G_CALLBACK (gtk_view_search_preedit_changed),

- view);

- */

- g_signal_connect (view->priv->search_entry,

- "insert_text",

- G_CALLBACK (search_entry_insert_text),

- view);

-

- gtk_container_add (GTK_CONTAINER (vbox),

- view->priv->search_entry);

-

- if (search_completion_model == NULL)

- {

- /* Create a tree model and use it as the completion model */

- search_completion_model = gtk_list_store_new (1, G_TYPE_STRING);

- }

-

- /* Create the completion object for the search entry */

- completion = gtk_entry_completion_new ();

- gtk_entry_completion_set_model (completion,

- GTK_TREE_MODEL (search_completion_model));

-

- /* Use model column 0 as the text column */

- gtk_entry_completion_set_text_column (completion, 0);

-

- gtk_entry_completion_set_minimum_key_length (completion,

- MIN_SEARCH_COMPLETION_KEY_LEN);

-

- gtk_entry_completion_set_popup_completion (completion, FALSE);

- gtk_entry_completion_set_inline_completion (completion, TRUE);

-

- gtk_entry_completion_set_match_func (completion,

- completion_func,

- view->priv,

- NULL);

-

- /* Assign the completion to the entry */

- gtk_entry_set_completion (GTK_ENTRY (view->priv->search_entry),

- completion);

- g_object_unref (completion);

-

- gtk_widget_realize (view->priv->search_entry);

-

- customize_for_search_mode (view);

-}

-

-static gboolean

-get_selected_text (GtkTextBuffer *doc, gchar **selected_text, gint *len)

-{

- GtkTextIter start, end;

-

- g_return_val_if_fail (selected_text != NULL, FALSE);

- g_return_val_if_fail (*selected_text == NULL, FALSE);

-

- if (!gtk_text_buffer_get_selection_bounds (doc, &start, &end))

- {

- if (len != NULL)

- len = 0;

-

- return FALSE;

- }

-

- *selected_text = gtk_text_buffer_get_slice (doc, &start, &end, TRUE);

-

- if (len != NULL)

- *len = g_utf8_strlen (*selected_text, -1);

-

- return TRUE;

-}

-

-static void

-init_search_entry (GeditView *view)

-{

- GtkTextBuffer *buffer;

-

- buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));

-

- if (view->priv->search_mode == GOTO_LINE)

- {

- gint line;

- gchar *line_str;

-

- line = gtk_text_iter_get_line (&view->priv->start_search_iter);

-

- line_str = g_strdup_printf ("%d", line + 1);

-

- gtk_entry_set_text (GTK_ENTRY (view->priv->search_entry),

- line_str);

-

- g_free (line_str);

-

- return;

- }

- else

- {

- /* SEARCH mode */

- gboolean selection_exists;

- gchar *find_text = NULL;

- gchar *old_find_text;

- guint old_find_flags = 0;

- gint sel_len = 0;

-

- g_free (view->priv->old_search_text);

-

- old_find_text = gedit_document_get_search_text (GEDIT_DOCUMENT (buffer),

- &old_find_flags);

- if (old_find_text != NULL)

- {

- view->priv->old_search_text = old_find_text;

- add_search_completion_entry (old_find_text);

- }

-

- if (old_find_flags != 0)

- {

- view->priv->old_search_flags = old_find_flags;

- }

-

- selection_exists = get_selected_text (buffer,

- &find_text,

- &sel_len);

-

- if (selection_exists && (find_text != NULL) && (sel_len <= 160))

- {

- gtk_entry_set_text (GTK_ENTRY (view->priv->search_entry),

- find_text);

- }

- else

- {

- gtk_entry_set_text (GTK_ENTRY (view->priv->search_entry),

- "");

- }

-

- g_free (find_text);

- }

-}

-

-static void

-search_init (GtkWidget *entry,

- GeditView *view)

-{

- GeditDocument *doc;

- const gchar *entry_text;

-

- /* renew the flush timeout */

- if (view->priv->typeselect_flush_timeout != 0)

- {

- g_source_remove (view->priv->typeselect_flush_timeout);

- view->priv->typeselect_flush_timeout =

- g_timeout_add (GEDIT_VIEW_SEARCH_DIALOG_TIMEOUT,

- (GSourceFunc)search_entry_flush_timeout,

- view);

- }

-

- doc = GEDIT_DOCUMENT (gtk_text_view_get_buffer (GTK_TEXT_VIEW (view)));

-

- entry_text = gtk_entry_get_text (GTK_ENTRY (entry));

-

- if (view->priv->search_mode == SEARCH)

- {

- gchar *search_text;

- guint search_flags;

-

- search_text = gedit_document_get_search_text (doc, &search_flags);

-

- if ((search_text == NULL) ||

- (strcmp (search_text, entry_text) != 0) ||

- search_flags != view->priv->search_flags)

- {

- gedit_document_set_search_text (doc,

- entry_text,

- view->priv->search_flags);

- }

-

- g_free (search_text);

-

- run_search (view,

- entry_text,

- FALSE,

- view->priv->wrap_around,

- TRUE);

- }

- else

- {

- if (*entry_text != '\0')

- {

- gboolean moved, moved_offset;

- gint line;

- gint offset_line = 0;

- gint line_offset = 0;

- gchar **split_text = NULL;

- const gchar *text;

-

- split_text = g_strsplit (entry_text, ":", -1);

-

- if (g_strv_length (split_text) > 1)

- {

- text = split_text[0];

- }

- else

- {

- text = entry_text;

- }

-

- if (*text == '-')

- {

- gint cur_line = gtk_text_iter_get_line (&view->priv->start_search_iter);

-

- if (*(text + 1) != '\0')

- offset_line = MAX (atoi (text + 1), 0);

-

- line = MAX (cur_line - offset_line, 0);

- }

- else if (*entry_text == '+')

- {

- gint cur_line = gtk_text_iter_get_line (&view->priv->start_search_iter);

-

- if (*(text + 1) != '\0')

- offset_line = MAX (atoi (text + 1), 0);

-

- line = cur_line + offset_line;

- }

- else

- {

- line = MAX (atoi (text) - 1, 0);

- }

-

- if (split_text[1] != NULL)

- {

- line_offset = atoi (split_text[1]);

- }

-

- g_strfreev (split_text);

-

- moved = gedit_document_goto_line (doc, line);

- moved_offset = gedit_document_goto_line_offset (doc, line,

- line_offset);

-

- gedit_view_scroll_to_cursor (view);

-

- if (!moved || !moved_offset)

- set_entry_background (view->priv->search_entry,

- GEDIT_SEARCH_ENTRY_NOT_FOUND);

- else

- set_entry_background (view->priv->search_entry,

- GEDIT_SEARCH_ENTRY_NORMAL);

- }

- }

-}

-

-static gboolean

-start_interactive_search_real (GeditView *view)

-{

- GtkTextBuffer *buffer;

-

- if ((view->priv->search_window != NULL) &&

- GTK_WIDGET_VISIBLE (view->priv->search_window))

- return TRUE;

-

- if (!GTK_WIDGET_HAS_FOCUS (view))

- return FALSE;

-

- buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));

-

- if (view->priv->search_mode == SEARCH)

- gtk_text_buffer_get_selection_bounds (buffer, &view->priv->start_search_iter, NULL);

- else

- gtk_text_buffer_get_iter_at_mark (buffer,

- &view->priv->start_search_iter,

- gtk_text_buffer_get_insert (buffer));

-

- ensure_search_window (view);

-

- /* done, show it */

- update_search_window_position (view);

- gtk_widget_show (view->priv->search_window);

-

- if (view->priv->search_entry_changed_id == 0)

- {

- view->priv->search_entry_changed_id =

- g_signal_connect (view->priv->search_entry,

- "changed",

- G_CALLBACK (search_init),

- view);

- }

-

- init_search_entry (view);

-

- view->priv->typeselect_flush_timeout =

- g_timeout_add (GEDIT_VIEW_SEARCH_DIALOG_TIMEOUT,

- (GSourceFunc) search_entry_flush_timeout,

- view);

-

- gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (view), FALSE);

- gtk_widget_grab_focus (view->priv->search_entry);

-

- send_focus_change (view->priv->search_entry, TRUE);

-

- return TRUE;

-}

-

-static gboolean

-reset_searched_text (GeditView *view)

-{

- GeditDocument *doc;

-

- doc = GEDIT_DOCUMENT (gtk_text_view_get_buffer (GTK_TEXT_VIEW (view)));

-

- gedit_document_set_search_text (doc, "", GEDIT_SEARCH_DONT_SET_FLAGS);

-

- return TRUE;

-}

-

-static gboolean

-start_interactive_search (GeditView *view)

-{

- view->priv->search_mode = SEARCH;

-

- return start_interactive_search_real (view);

-}

-

-static gboolean

-start_interactive_goto_line (GeditView *view)

-{

- view->priv->search_mode = GOTO_LINE;

-

- return start_interactive_search_real (view);

-}

-

-static gint

-gedit_view_expose (GtkWidget *widget,

- GdkEventExpose *event)

-{

- GtkTextView *text_view;

- GeditDocument *doc;

-

- text_view = GTK_TEXT_VIEW (widget);

-

- doc = GEDIT_DOCUMENT (gtk_text_view_get_buffer (text_view));

-

- if ((event->window == gtk_text_view_get_window (text_view, GTK_TEXT_WINDOW_TEXT)) &&

- gedit_document_get_enable_search_highlighting (doc))

- {

- GdkRectangle visible_rect;

- GtkTextIter iter1, iter2;

-

- gtk_text_view_get_visible_rect (text_view, &visible_rect);

- gtk_text_view_get_line_at_y (text_view, &iter1,

- visible_rect.y, NULL);

- gtk_text_view_get_line_at_y (text_view, &iter2,

- visible_rect.y

- + visible_rect.height, NULL);

- gtk_text_iter_forward_line (&iter2);

-

- _gedit_document_search_region (doc,

- &iter1,

- &iter2);

- }

-

- return (* GTK_WIDGET_CLASS (gedit_view_parent_class)->expose_event)(widget, event);

-}

-

-static GdkAtom

-drag_get_uri_target (GtkWidget *widget,

- GdkDragContext *context)

-{

- GdkAtom target;

- GtkTargetList *tl;

-

- tl = gtk_target_list_new (NULL, 0);

- gtk_target_list_add_uri_targets (tl, 0);

-

- target = gtk_drag_dest_find_target (widget, context, tl);

- gtk_target_list_unref (tl);

-

- return target;

-}

-

-static gboolean

-gedit_view_drag_motion (GtkWidget *widget,

- GdkDragContext *context,

- gint x,

- gint y,

- guint timestamp)

-{

- gboolean result;

-

- /* Chain up to allow textview to scroll and position dnd mark, note

- * that this needs to be checked if gtksourceview or gtktextview

- * changes drag_motion behaviour */

- result = GTK_WIDGET_CLASS (gedit_view_parent_class)->drag_motion (widget, context, x, y, timestamp);

-

- /* If this is a URL, deal with it here */

- if (drag_get_uri_target (widget, context) != GDK_NONE)

- {

- gdk_drag_status (context, context->suggested_action, timestamp);

- result = TRUE;

- }

-

- return result;

-}

-

-static void

-gedit_view_drag_data_received (GtkWidget *widget,

- GdkDragContext *context,

- gint x,

- gint y,

- GtkSelectionData *selection_data,

- guint info,

- guint timestamp)

-{

- gchar **uri_list;

-

- /* If this is an URL emit DROP_URIS, otherwise chain up the signal */

- if (info == TARGET_URI_LIST)

- {

- uri_list = gedit_utils_drop_get_uris (selection_data);

-

- if (uri_list != NULL)

- {

- g_signal_emit (widget, view_signals[DROP_URIS], 0, uri_list);

- g_strfreev (uri_list);

-

- gtk_drag_finish (context, TRUE, FALSE, timestamp);

- }

- }

- else

- {

- GTK_WIDGET_CLASS (gedit_view_parent_class)->drag_data_received (widget, context, x, y, selection_data, info, timestamp);

- }

-}

-

-static gboolean

-gedit_view_drag_drop (GtkWidget *widget,

- GdkDragContext *context,

- gint x,

- gint y,

- guint timestamp)

-{

- gboolean result;

- GdkAtom target;

-

- /* If this is a URL, just get the drag data */

- target = drag_get_uri_target (widget, context);

-

- if (target != GDK_NONE)

- {

- gtk_drag_get_data (widget, context, target, timestamp);

- result = TRUE;

- }

- else

- {

- /* Chain up */

- result = GTK_WIDGET_CLASS (gedit_view_parent_class)->drag_drop (widget, context, x, y, timestamp);

- }

-

- return result;

-}

-

-static void

-show_line_numbers_toggled (GtkMenu *menu,

- GeditView *view)

-{

- gboolean show;

-

- show = gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (menu));

-

- gedit_prefs_manager_set_display_line_numbers (show);

-}

-

-static GtkWidget *

-create_line_numbers_menu (GtkWidget *view)

-{

- GtkWidget *menu;

- GtkWidget *item;

-

- menu = gtk_menu_new ();

-

- item = gtk_check_menu_item_new_with_mnemonic (_("_Display line numbers"));

- gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (item),

- gtk_source_view_get_show_line_numbers (GTK_SOURCE_VIEW (view)));

- g_signal_connect (item, "toggled",

- G_CALLBACK (show_line_numbers_toggled), view);

- gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);

-

- gtk_widget_show_all (menu);

-

- return menu;

-}

-

-static void

-show_line_numbers_menu (GtkWidget *view,

- GdkEventButton *event)

-{

- GtkWidget *menu;

-

- menu = create_line_numbers_menu (view);

-

- gtk_menu_popup (GTK_MENU (menu),

- NULL,

- NULL,

- NULL,

- NULL,

- event->button,

- event->time);

-}

-

-static gboolean

-gedit_view_button_press_event (GtkWidget *widget, GdkEventButton *event)

-{

- if ((event->type == GDK_BUTTON_PRESS) &&

- (event->button == 3) &&

- (event->window == gtk_text_view_get_window (GTK_TEXT_VIEW (widget),

- GTK_TEXT_WINDOW_LEFT)))

- {

- show_line_numbers_menu (widget, event);

-

- return TRUE;

- }

-

- return GTK_WIDGET_CLASS (gedit_view_parent_class)->button_press_event (widget, event);

-}

-

-static void

-search_highlight_updated_cb (GeditDocument *doc,

- GtkTextIter *start,

- GtkTextIter *end,

- GeditView *view)

-{

- GdkRectangle visible_rect;

- GdkRectangle updated_rect;

- GdkRectangle redraw_rect;

- gint y;

- gint height;

- GtkTextView *text_view;

-

- text_view = GTK_TEXT_VIEW (view);

-

- g_return_if_fail (gedit_document_get_enable_search_highlighting (

- GEDIT_DOCUMENT (gtk_text_view_get_buffer (text_view))));

-

- /* get visible area */

- gtk_text_view_get_visible_rect (text_view, &visible_rect);

-

- /* get updated rectangle */

- gtk_text_view_get_line_yrange (text_view, start, &y, &height);

- updated_rect.y = y;

- gtk_text_view_get_line_yrange (text_view, end, &y, &height);

- updated_rect.height = y + height - updated_rect.y;

- updated_rect.x = visible_rect.x;

- updated_rect.width = visible_rect.width;

-

- /* intersect both rectangles to see whether we need to queue a redraw */

- if (gdk_rectangle_intersect (&updated_rect, &visible_rect, &redraw_rect))

- {

- GdkRectangle widget_rect;

-

- gtk_text_view_buffer_to_window_coords (text_view,

- GTK_TEXT_WINDOW_WIDGET,

- redraw_rect.x,

- redraw_rect.y,

- &widget_rect.x,

- &widget_rect.y);

-

- widget_rect.width = redraw_rect.width;

- widget_rect.height = redraw_rect.height;

-

- gtk_widget_queue_draw_area (GTK_WIDGET (text_view),

- widget_rect.x,

- widget_rect.y,

- widget_rect.width,

- widget_rect.height);

- }

-}

-

-/* There is no "official" way to reset the im context in GtkTextView */

-static void

-reset_im_context (GtkTextView *text_view)

-{

- if (text_view->need_im_reset)

- {

- text_view->need_im_reset = FALSE;

- gtk_im_context_reset (text_view->im_context);

- }

-}

-

-static void

-delete_line (GtkTextView *text_view,

- gint count)

-{

- GtkTextIter start;

- GtkTextIter end;

- GtkTextBuffer *buffer;

-

- buffer = gtk_text_view_get_buffer (text_view);

-

- reset_im_context (text_view);

-

- /* If there is a selection delete the selected lines and

- * ignore count */

- if (gtk_text_buffer_get_selection_bounds (buffer, &start, &end))

- {

- gtk_text_iter_order (&start, &end);

-

- if (gtk_text_iter_starts_line (&end))

- {

- /* Do no delete the line with the cursor if the cursor

- * is at the beginning of the line */

- count = 0;

- }

- else

- count = 1;

- }

-

- gtk_text_iter_set_line_offset (&start, 0);

-

- if (count > 0)

- {

- gtk_text_iter_forward_lines (&end, count);

-

- if (gtk_text_iter_is_end (&end))

- {

- if (gtk_text_iter_backward_line (&start) && !gtk_text_iter_ends_line (&start))

- gtk_text_iter_forward_to_line_end (&start);

- }

- }

- else if (count < 0)

- {

- if (!gtk_text_iter_ends_line (&end))

- gtk_text_iter_forward_to_line_end (&end);

-

- while (count < 0)

- {

- if (!gtk_text_iter_backward_line (&start))

- break;

-

- ++count;

- }

-

- if (count == 0)

- {

- if (!gtk_text_iter_ends_line (&start))

- gtk_text_iter_forward_to_line_end (&start);

- }

- else

- gtk_text_iter_forward_line (&end);

- }

-

- if (!gtk_text_iter_equal (&start, &end))

- {

- GtkTextIter cur = start;

- gtk_text_iter_set_line_offset (&cur, 0);

-

- gtk_text_buffer_begin_user_action (buffer);

-

- gtk_text_buffer_place_cursor (buffer, &cur);

-

- gtk_text_buffer_delete_interactive (buffer,

- &start,

- &end,

- gtk_text_view_get_editable (text_view));

-

- gtk_text_buffer_end_user_action (buffer);

-

- gtk_text_view_scroll_mark_onscreen (text_view,

- gtk_text_buffer_get_insert (buffer));

- }

- else

- {

- gtk_widget_error_bell (GTK_WIDGET (text_view));

- }

-}

-

-static void

-gedit_view_delete_from_cursor (GtkTextView *text_view,

- GtkDeleteType type,

- gint count)

-{

- /* We override the standard handler for delete_from_cursor since

- the GTK_DELETE_PARAGRAPHS case is not implemented as we like (i.e. it

- does not remove the carriage return in the previous line)

- */

- switch (type)

- {

- case GTK_DELETE_PARAGRAPHS:

- delete_line (text_view, count);

- break;

- default:

- GTK_TEXT_VIEW_CLASS (gedit_view_parent_class)->delete_from_cursor(text_view, type, count);

- break;

- }

-}