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>
37 #include <modest-text-utils.h>
38 #include <modest-recpt-view.h>
40 static GObjectClass *parent_class = NULL;
48 typedef struct _ModestRecptViewPriv ModestRecptViewPriv;
50 struct _ModestRecptViewPriv
53 gboolean button_pressed;
54 gdouble pressed_x, pressed_y;
58 #define MODEST_RECPT_VIEW_GET_PRIVATE(o) \
59 (G_TYPE_INSTANCE_GET_PRIVATE ((o), MODEST_TYPE_RECPT_VIEW, ModestRecptViewPriv))
61 static guint signals[LAST_SIGNAL] = {0};
65 * modest_recpt_view_new:
67 * Return value: a new #ModestRecptView instance implemented for Gtk+
70 modest_recpt_view_new (void)
72 ModestRecptView *self = g_object_new (MODEST_TYPE_RECPT_VIEW, NULL);
74 return GTK_WIDGET (self);
78 modest_recpt_view_set_recipients (ModestRecptView *recpt_view, const gchar *recipients)
80 GtkTextBuffer *buffer = NULL;
81 ModestRecptViewPriv *priv = MODEST_RECPT_VIEW_GET_PRIVATE (recpt_view);
83 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
84 gtk_text_buffer_set_text (buffer, recipients, -1);
85 gtk_widget_queue_resize (GTK_WIDGET (recpt_view));
90 button_press_event (GtkWidget *widget,
91 GdkEventButton *event,
94 ModestRecptViewPriv *priv = MODEST_RECPT_VIEW_GET_PRIVATE (MODEST_RECPT_VIEW (user_data));
96 if (event->type == GDK_BUTTON_PRESS && event->button == 1) {
97 priv->button_pressed = TRUE;
98 priv->pressed_x = event->x;
99 priv->pressed_y = event->y;
105 button_release_event (GtkWidget *widget,
106 GdkEventButton *event,
109 ModestRecptViewPriv *priv = MODEST_RECPT_VIEW_GET_PRIVATE (MODEST_RECPT_VIEW (user_data));
111 if (event->type != GDK_BUTTON_RELEASE)
114 if ((priv->button_pressed) &&
115 (event->type == GDK_BUTTON_RELEASE) &&
116 (priv->pressed_x == event->x) &&
117 (priv->pressed_y == event->y)) {
118 priv->button_pressed = FALSE;
119 if (event->button == 1) {
120 gint buffer_x, buffer_y;
123 gtk_text_view_window_to_buffer_coords (GTK_TEXT_VIEW (priv->text_view), GTK_TEXT_WINDOW_WIDGET,
124 event->x, event->y, &buffer_x, &buffer_y);
125 gtk_text_view_get_iter_at_location (GTK_TEXT_VIEW (priv->text_view), &iter, buffer_x, buffer_y);
126 index = gtk_text_iter_get_offset (&iter);
128 if (!gtk_text_iter_is_end (&iter)) {
129 int selection_start, selection_end;
130 gboolean selected = FALSE;
131 GtkTextIter start_iter, end_iter;
132 GtkTextBuffer *buffer;
134 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
135 if (gtk_text_buffer_get_selection_bounds (buffer, &start_iter, &end_iter) &&
136 gtk_text_iter_in_range (&iter, &start_iter, &end_iter)) {
140 GtkTextIter start_iter, end_iter;
142 gtk_text_buffer_get_start_iter (buffer, &start_iter);
143 gtk_text_buffer_get_end_iter (buffer, &end_iter);
144 text = gtk_text_buffer_get_text (buffer, &start_iter, &end_iter, FALSE);
146 modest_text_utils_address_range_at_position (text,
148 &selection_start, &selection_end);
149 /* TODO: now gtk label tries to select more than the label as usual,
150 * and we force it to recover the selected region for the defined area.
151 * It should be fixed (maybe preventing gtklabel to manage selections
152 * in parallel with us
154 gtk_text_buffer_get_iter_at_offset (buffer, &start_iter, selection_start);
155 gtk_text_buffer_get_iter_at_offset (buffer, &end_iter, selection_end);
156 gtk_text_buffer_select_range (buffer, &start_iter, &end_iter);
166 gtk_text_buffer_get_selection_bounds (buffer, &start_iter, &end_iter);
167 selection = gtk_text_buffer_get_text (buffer, &start_iter, &end_iter, FALSE);
168 g_signal_emit (G_OBJECT (user_data), signals[ACTIVATE_SIGNAL], 0, selection);
176 priv->button_pressed = FALSE;
181 text_view_size_request (GtkWidget *widget,
182 GtkRequisition *requisition,
185 GtkTextBuffer *buffer = NULL;
188 GdkRectangle iter_rectangle;
189 GtkWidget *text_view = GTK_WIDGET (user_data);
190 GtkAdjustment *adj = NULL;
191 ModestRecptViewPriv *priv = MODEST_RECPT_VIEW_GET_PRIVATE (widget);
193 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view));
195 gtk_text_buffer_get_start_iter (buffer, &iter);
196 gtk_text_view_get_iter_location (GTK_TEXT_VIEW (text_view), &iter, &iter_rectangle);
198 for (line = 0; line < 2; line++) {
199 if (!gtk_text_view_forward_display_line (GTK_TEXT_VIEW (text_view), &iter))
203 gtk_text_buffer_get_start_iter (buffer, &iter);
205 gtk_text_view_scroll_to_iter (GTK_TEXT_VIEW (text_view), &iter, 0.0, TRUE, 0.0, 0.0);
207 adj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (widget));
209 g_object_set (G_OBJECT (adj), "page-increment", (gdouble) iter_rectangle.height, "step-increment", (gdouble) iter_rectangle.height, NULL);
210 gtk_adjustment_changed (adj);
214 requisition->height = iter_rectangle.height * 2;
216 requisition->height = iter_rectangle.height;
219 priv->line_height = iter_rectangle.height;
224 view_size_allocate (GtkWidget *widget,
225 GtkAllocation *allocation,
228 GtkAdjustment *adj = NULL;
229 ModestRecptViewPriv *priv = MODEST_RECPT_VIEW_GET_PRIVATE (widget);
231 adj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (widget));
233 g_object_set (G_OBJECT (adj), "page-increment", (gdouble) priv->line_height, "step-increment", (gdouble) priv->line_height, NULL);
235 gtk_adjustment_changed (adj);
239 modest_recpt_view_instance_init (GTypeInstance *instance, gpointer g_class)
241 ModestRecptViewPriv *priv = MODEST_RECPT_VIEW_GET_PRIVATE (instance);
243 gtk_scrolled_window_set_hadjustment (GTK_SCROLLED_WINDOW (instance), NULL);
244 gtk_scrolled_window_set_vadjustment (GTK_SCROLLED_WINDOW (instance), NULL);
246 priv->text_view = gtk_text_view_new ();
248 gtk_text_view_set_editable (GTK_TEXT_VIEW (priv->text_view), FALSE);
249 gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (priv->text_view), GTK_WRAP_WORD_CHAR);
250 gtk_text_view_set_pixels_above_lines (GTK_TEXT_VIEW (priv->text_view), 0);
251 gtk_text_view_set_pixels_below_lines (GTK_TEXT_VIEW (priv->text_view), 0);
252 gtk_text_view_set_justification (GTK_TEXT_VIEW (priv->text_view), GTK_JUSTIFY_LEFT);
253 gtk_text_view_set_left_margin (GTK_TEXT_VIEW (priv->text_view), 0);
254 gtk_text_view_set_right_margin (GTK_TEXT_VIEW (priv->text_view), 0);
255 gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (priv->text_view), FALSE);
257 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (instance), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
259 gtk_container_add (GTK_CONTAINER (instance), priv->text_view);
261 g_signal_connect (G_OBJECT (instance), "size-request", G_CALLBACK (text_view_size_request), priv->text_view);
262 g_signal_connect (G_OBJECT (instance), "size-allocate", G_CALLBACK (view_size_allocate), NULL);
263 g_signal_connect (G_OBJECT (priv->text_view), "button-press-event", G_CALLBACK (button_press_event), instance);
264 g_signal_connect (G_OBJECT (priv->text_view), "button-release-event", G_CALLBACK (button_release_event), instance);
270 modest_recpt_view_finalize (GObject *object)
272 (*parent_class->finalize) (object);
278 modest_recpt_view_class_init (ModestRecptViewClass *klass)
280 GObjectClass *object_class;
281 GtkWidgetClass *widget_class;
283 parent_class = g_type_class_peek_parent (klass);
284 object_class = (GObjectClass*) klass;
285 widget_class = GTK_WIDGET_CLASS (klass);
287 object_class->finalize = modest_recpt_view_finalize;
289 klass->activate = NULL;
291 g_type_class_add_private (object_class, sizeof (ModestRecptViewPriv));
293 signals[ACTIVATE_SIGNAL] =
294 g_signal_new ("activate",
295 G_TYPE_FROM_CLASS (object_class),
296 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
297 G_STRUCT_OFFSET(ModestRecptViewClass, activate),
299 g_cclosure_marshal_VOID__STRING,
300 G_TYPE_NONE, 1, G_TYPE_STRING);
306 modest_recpt_view_get_type (void)
308 static GType type = 0;
310 if (G_UNLIKELY(type == 0))
312 static const GTypeInfo info =
314 sizeof (ModestRecptViewClass),
315 NULL, /* base_init */
316 NULL, /* base_finalize */
317 (GClassInitFunc) modest_recpt_view_class_init, /* class_init */
318 NULL, /* class_finalize */
319 NULL, /* class_data */
320 sizeof (ModestRecptView),
322 modest_recpt_view_instance_init /* instance_init */
325 type = g_type_register_static (GTK_TYPE_SCROLLED_WINDOW,