1 /* Copyright (c) 2007, Nokia Corporation
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * * Neither the name of the Nokia Corporation nor the names of its
14 * contributors may be used to endorse or promote products derived from
15 * this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
18 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
20 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
21 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 #include <glib/gi18n-lib.h>
34 #include <gtk/gtkwidget.h>
36 #include <modest-text-utils.h>
37 #include <modest-recpt-view.h>
39 static GObjectClass *parent_class = NULL;
47 typedef struct _ModestRecptViewPriv ModestRecptViewPriv;
49 struct _ModestRecptViewPriv
51 gboolean button_pressed;
52 gdouble pressed_x, pressed_y;
55 #define MODEST_RECPT_VIEW_GET_PRIVATE(o) \
56 (G_TYPE_INSTANCE_GET_PRIVATE ((o), MODEST_TYPE_RECPT_VIEW, ModestRecptViewPriv))
58 static guint signals[LAST_SIGNAL] = {0};
60 /* static functions: GObject */
61 static void modest_recpt_view_instance_init (GTypeInstance *instance, gpointer g_class);
62 static void modest_recpt_view_finalize (GObject *object);
63 static void modest_recpt_view_class_init (ModestRecptViewClass *klass);
64 /* static functions: GtkWidget */
65 static gint button_press_event (GtkWidget *widget, GdkEventButton *event, gpointer user_data);
66 static gint button_release_event (GtkWidget *widget, GdkEventButton *event, gpointer user_data);
69 * modest_recpt_view_new:
71 * Return value: a new #ModestRecptView instance implemented for Gtk+
74 modest_recpt_view_new (void)
76 ModestRecptView *self = g_object_new (MODEST_TYPE_RECPT_VIEW, NULL);
78 return GTK_WIDGET (self);
82 modest_recpt_view_set_recipients (ModestRecptView *recpt_view, const gchar *recipients)
84 const GtkWidget *text_view = NULL;
85 GtkTextBuffer *buffer = NULL;
87 text_view = modest_scroll_text_get_text_view (MODEST_SCROLL_TEXT (recpt_view));
88 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view));
90 gtk_text_buffer_set_text (buffer, recipients, -1);
91 if (GTK_WIDGET_REALIZED (recpt_view))
92 gtk_widget_queue_resize (GTK_WIDGET (recpt_view));
97 button_press_event (GtkWidget *widget,
98 GdkEventButton *event,
101 ModestRecptViewPriv *priv = MODEST_RECPT_VIEW_GET_PRIVATE (MODEST_RECPT_VIEW (user_data));
103 if (event->type == GDK_BUTTON_PRESS && event->button == 1) {
104 priv->button_pressed = TRUE;
105 priv->pressed_x = event->x;
106 priv->pressed_y = event->y;
112 button_release_event (GtkWidget *widget,
113 GdkEventButton *event,
116 ModestRecptViewPriv *priv = MODEST_RECPT_VIEW_GET_PRIVATE (MODEST_RECPT_VIEW (user_data));
117 const GtkWidget *text_view = NULL;
119 text_view = modest_scroll_text_get_text_view (MODEST_SCROLL_TEXT (user_data));
121 if (event->type != GDK_BUTTON_RELEASE)
124 if ((priv->button_pressed) &&
125 (event->type == GDK_BUTTON_RELEASE) &&
126 (priv->pressed_x == event->x) &&
127 (priv->pressed_y == event->y)) {
128 priv->button_pressed = FALSE;
129 if (event->button == 1) {
130 gint buffer_x, buffer_y;
133 gtk_text_view_window_to_buffer_coords (GTK_TEXT_VIEW (text_view), GTK_TEXT_WINDOW_WIDGET,
134 event->x, event->y, &buffer_x, &buffer_y);
135 gtk_text_view_get_iter_at_location (GTK_TEXT_VIEW (text_view), &iter, buffer_x, buffer_y);
136 index = gtk_text_iter_get_offset (&iter);
138 if (!gtk_text_iter_is_end (&iter)) {
139 int selection_start, selection_end;
140 gboolean selected = FALSE;
141 GtkTextIter start_iter, end_iter;
142 GtkTextBuffer *buffer;
144 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view));
145 if (gtk_text_buffer_get_selection_bounds (buffer, &start_iter, &end_iter) &&
146 gtk_text_iter_in_range (&iter, &start_iter, &end_iter)) {
150 GtkTextIter start_iter, end_iter;
152 gtk_text_buffer_get_start_iter (buffer, &start_iter);
153 gtk_text_buffer_get_end_iter (buffer, &end_iter);
154 text = gtk_text_buffer_get_text (buffer, &start_iter, &end_iter, FALSE);
156 modest_text_utils_address_range_at_position (text,
158 &selection_start, &selection_end);
159 /* TODO: now gtk label tries to select more than the label as usual,
160 * and we force it to recover the selected region for the defined area.
161 * It should be fixed (maybe preventing gtklabel to manage selections
162 * in parallel with us
164 gtk_text_buffer_get_iter_at_offset (buffer, &start_iter, selection_start);
165 gtk_text_buffer_get_iter_at_offset (buffer, &end_iter, selection_end);
166 gtk_text_buffer_select_range (buffer, &start_iter, &end_iter);
176 gtk_text_buffer_get_selection_bounds (buffer, &start_iter, &end_iter);
177 selection = gtk_text_buffer_get_text (buffer, &start_iter, &end_iter, FALSE);
178 g_signal_emit (G_OBJECT (user_data), signals[ACTIVATE_SIGNAL], 0, selection);
186 priv->button_pressed = FALSE;
191 modest_recpt_view_instance_init (GTypeInstance *instance, gpointer g_class)
193 const GtkTextView *text_view = NULL;
195 text_view = GTK_TEXT_VIEW(modest_scroll_text_get_text_view (MODEST_SCROLL_TEXT (instance)));
197 g_signal_connect (G_OBJECT (text_view), "button-press-event", G_CALLBACK (button_press_event), instance);
198 g_signal_connect_after (G_OBJECT (text_view), "button-release-event", G_CALLBACK (button_release_event), instance);
204 modest_recpt_view_finalize (GObject *object)
206 (*parent_class->finalize) (object);
212 modest_recpt_view_class_init (ModestRecptViewClass *klass)
214 GObjectClass *object_class;
215 GtkWidgetClass *widget_class;
217 parent_class = g_type_class_peek_parent (klass);
218 object_class = (GObjectClass*) klass;
219 widget_class = GTK_WIDGET_CLASS (klass);
221 object_class->finalize = modest_recpt_view_finalize;
223 klass->activate = NULL;
225 g_type_class_add_private (object_class, sizeof (ModestRecptViewPriv));
227 signals[ACTIVATE_SIGNAL] =
228 g_signal_new ("activate",
229 G_TYPE_FROM_CLASS (object_class),
230 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
231 G_STRUCT_OFFSET(ModestRecptViewClass, activate),
233 g_cclosure_marshal_VOID__STRING,
234 G_TYPE_NONE, 1, G_TYPE_STRING);
240 modest_recpt_view_get_type (void)
242 static GType type = 0;
244 if (G_UNLIKELY(type == 0))
246 static const GTypeInfo info =
248 sizeof (ModestRecptViewClass),
249 NULL, /* base_init */
250 NULL, /* base_finalize */
251 (GClassInitFunc) modest_recpt_view_class_init, /* class_init */
252 NULL, /* class_finalize */
253 NULL, /* class_data */
254 sizeof (ModestRecptView),
256 modest_recpt_view_instance_init /* instance_init */
259 type = g_type_register_static (MODEST_TYPE_SCROLL_TEXT,