1 /* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
3 * Copyright (C) 2010 Thomas Meire <blackskad@gmail.com>
5 * The code contained in this file is free software; you can redistribute
6 * it and/or modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either version
8 * 2.1 of the License, or (at your option) any later version.
10 * This file is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this code; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #include <glib-object.h>
23 #include <gdk/gdkkeysyms.h>
25 #include <libempathy/empathy-utils.h>
27 #include "empathy-chat-view.h"
28 #include "empathy-search-bar.h"
29 #include "empathy-ui-utils.h"
31 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathySearchBar)
33 G_DEFINE_TYPE (EmpathySearchBar, empathy_search_bar, GTK_TYPE_BIN);
35 typedef struct _EmpathySearchBarPriv EmpathySearchBarPriv;
36 struct _EmpathySearchBarPriv
38 EmpathyChatView *chat_view;
40 GtkWidget *search_entry;
42 GtkWidget *search_match_case;
44 GtkWidget *search_close;
45 GtkWidget *search_previous;
46 GtkWidget *search_next;
47 GtkWidget *search_not_found;
51 empathy_search_bar_new (EmpathyChatView *view)
53 EmpathySearchBar *self = g_object_new (EMPATHY_TYPE_SEARCH_BAR, NULL);
55 GET_PRIV (self)->chat_view = view;
57 return GTK_WIDGET (self);
61 empathy_search_bar_size_request (GtkWidget *widget,
62 GtkRequisition *requisition)
67 bin = GTK_BIN (widget);
68 child = gtk_bin_get_child (bin);
70 if (child && gtk_widget_get_visible (child))
72 GtkRequisition child_requisition;
74 gtk_widget_size_request (child, &child_requisition);
76 requisition->width = child_requisition.width;
77 requisition->height = child_requisition.height;
82 empathy_search_bar_size_allocate (GtkWidget *widget,
83 GtkAllocation *allocation)
87 GtkAllocation child_allocation;
89 bin = GTK_BIN (widget);
90 child = gtk_bin_get_child (bin);
92 gtk_widget_set_allocation (widget, allocation);
94 if (child && gtk_widget_get_visible (child))
96 child_allocation.x = allocation->x;
97 child_allocation.y = allocation->y;
98 child_allocation.width = MAX (allocation->width, 0);
99 child_allocation.height = MAX (allocation->height, 0);
101 gtk_widget_size_allocate (child, &child_allocation);
106 empathy_search_bar_update_buttons (EmpathySearchBar *self,
110 gboolean can_go_forward = FALSE;
111 gboolean can_go_backward = FALSE;
113 EmpathySearchBarPriv* priv = GET_PRIV (self);
115 /* update previous / next buttons */
116 empathy_chat_view_find_abilities (priv->chat_view, search, match_case,
117 &can_go_backward, &can_go_forward);
119 gtk_widget_set_sensitive (priv->search_previous,
120 can_go_backward && !EMP_STR_EMPTY (search));
121 gtk_widget_set_sensitive (priv->search_next,
122 can_go_forward && !EMP_STR_EMPTY (search));
126 empathy_search_bar_update (EmpathySearchBar *self)
130 EmpathySearchBarPriv *priv = GET_PRIV (self);
132 search = gtk_editable_get_chars (GTK_EDITABLE(priv->search_entry), 0, -1);
133 match_case = gtk_toggle_button_get_active (
134 GTK_TOGGLE_BUTTON (priv->search_match_case));
136 /* highlight & search */
137 empathy_chat_view_highlight (priv->chat_view, search, match_case);
139 /* update the buttons */
140 empathy_search_bar_update_buttons (self, search, match_case);
146 empathy_search_bar_show (EmpathySearchBar *self)
148 EmpathySearchBarPriv *priv = GET_PRIV (self);
150 /* update the highlighting and buttons */
151 empathy_search_bar_update (self);
153 /* grab the focus to the search entry */
154 gtk_widget_grab_focus (priv->search_entry);
156 gtk_widget_show (GTK_WIDGET (self));
160 empathy_search_bar_hide (EmpathySearchBar *self)
162 EmpathySearchBarPriv *priv = GET_PRIV (self);
164 empathy_chat_view_highlight (priv->chat_view, "", FALSE);
165 gtk_widget_hide (GTK_WIDGET (self));
167 /* give the focus back to the focus-chain with the chat view */
168 gtk_widget_grab_focus (GTK_WIDGET (priv->chat_view));
172 empathy_search_bar_search (EmpathySearchBar *self,
179 EmpathySearchBarPriv *priv;
181 priv = GET_PRIV (self);
183 search = gtk_editable_get_chars (GTK_EDITABLE(priv->search_entry), 0, -1);
184 match_case = gtk_toggle_button_get_active (
185 GTK_TOGGLE_BUTTON (priv->search_match_case));
187 /* highlight & search */
188 empathy_chat_view_highlight (priv->chat_view, search, match_case);
191 found = empathy_chat_view_find_next (priv->chat_view,
198 found = empathy_chat_view_find_previous (priv->chat_view,
204 /* (don't) display the not found label */
205 gtk_widget_set_visible (priv->search_not_found,
206 !(found || EMP_STR_EMPTY (search)));
208 /* update the buttons */
209 empathy_search_bar_update_buttons (self, search, match_case);
215 empathy_search_bar_close_cb (GtkButton *button,
218 empathy_search_bar_hide (EMPATHY_SEARCH_BAR (user_data));
222 empathy_search_bar_entry_changed (GtkEditable *entry,
225 empathy_search_bar_search (EMPATHY_SEARCH_BAR (user_data), FALSE, TRUE);
229 empathy_search_bar_key_pressed (GtkWidget *widget,
233 if (event->keyval == GDK_Escape)
235 empathy_search_bar_hide (EMPATHY_SEARCH_BAR (widget));
242 empathy_search_bar_next_cb (GtkButton *button,
245 empathy_search_bar_search (EMPATHY_SEARCH_BAR (user_data), TRUE, FALSE);
249 empathy_search_bar_previous_cb (GtkButton *button,
252 empathy_search_bar_search (EMPATHY_SEARCH_BAR (user_data), FALSE, FALSE);
256 empathy_search_bar_match_case_toggled (GtkButton *button,
259 empathy_search_bar_update (EMPATHY_SEARCH_BAR (user_data));
263 empathy_search_bar_init (EmpathySearchBar * self)
268 EmpathySearchBarPriv *priv;
270 priv = G_TYPE_INSTANCE_GET_PRIVATE (self, EMPATHY_TYPE_SEARCH_BAR,
271 EmpathySearchBarPriv);
275 filename = empathy_file_lookup ("empathy-search-bar.ui", "libempathy-gtk");
276 gui = empathy_builder_get_file (filename,
277 "search_widget", &internal,
278 "search_close", &priv->search_close,
279 "search_entry", &priv->search_entry,
280 "search_previous", &priv->search_previous,
281 "search_next", &priv->search_next,
282 "search_not_found", &priv->search_not_found,
283 "search_match_case", &priv->search_match_case,
287 /* Add the signals */
288 empathy_builder_connect (gui, self,
289 "search_close", "clicked", empathy_search_bar_close_cb,
290 "search_entry", "changed", empathy_search_bar_entry_changed,
291 "search_previous", "clicked", empathy_search_bar_previous_cb,
292 "search_next", "clicked", empathy_search_bar_next_cb,
293 "search_match_case", "toggled", empathy_search_bar_match_case_toggled,
296 g_signal_connect (G_OBJECT (self), "key-press-event",
297 G_CALLBACK (empathy_search_bar_key_pressed), NULL);
299 gtk_container_add (GTK_CONTAINER (self), internal);
300 gtk_widget_show_all (internal);
301 gtk_widget_hide (priv->search_not_found);
302 g_object_unref (gui);
306 empathy_search_bar_class_init (EmpathySearchBarClass *class)
308 GObjectClass *gobject_class = G_OBJECT_CLASS (class);
309 GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
311 g_type_class_add_private (gobject_class, sizeof (EmpathySearchBarPriv));
313 /* Neither GtkBin nor GtkContainer seems to do this for us :( */
314 widget_class->size_request = empathy_search_bar_size_request;
315 widget_class->size_allocate = empathy_search_bar_size_allocate;