git.maemo.org Git - modest/blob - src/hildon2/modest-hildon-pannable-area-scrollable.c

   1 /* Copyright (c) 2009, Igalia
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   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.
  16  *
  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.
  28  */
  29
  30 #include <glib/gi18n.h>
  31 #include                                        "modest-hildon-pannable-area-scrollable.h"
  32
  33 static void modest_hildon_pannable_area_scrollable_class_init (ModestHildonPannableAreaScrollableClass *klass);
  34 static void modest_hildon_pannable_area_scrollable_init (ModestHildonPannableAreaScrollable *self);
  35 static void modest_scrollable_iface_init (gpointer g, gpointer iface_data);
  36
  37 /* GObject interface */
  38 static void modest_hildon_pannable_area_scrollable_finalize (GObject *obj);
  39 static void modest_hildon_pannable_area_scrollable_get_property (GObject *obj,
  40                                                                  guint prop_id,
  41                                                                  GValue *value,
  42                                                                  GParamSpec *pspec);
  43 static void modest_hildon_pannable_area_scrollable_set_property (GObject *obj,
  44                                                                  guint prop_id,
  45                                                                  const GValue *value,
  46                                                                  GParamSpec *pspec);
  47
  48 /* Modest scrollable interface */
  49 static void modest_hildon_pannable_area_scrollable_add_with_viewport (ModestScrollable *self, GtkWidget *widget);
  50 static void modest_hildon_pannable_area_scrollable_add_with_viewport_default (ModestScrollable *self, GtkWidget *widget);
  51 static GtkAdjustment *modest_hildon_pannable_area_scrollable_get_vadjustment (ModestScrollable *self);
  52 static GtkAdjustment *modest_hildon_pannable_area_scrollable_get_vadjustment_default (ModestScrollable *self);
  53 static GtkAdjustment *modest_hildon_pannable_area_scrollable_get_hadjustment (ModestScrollable *self);
  54 static GtkAdjustment *modest_hildon_pannable_area_scrollable_get_hadjustment_default (ModestScrollable *self);
  55 static void modest_hildon_pannable_area_scrollable_scroll_to (ModestScrollable *self, const gint x, const gint y);
  56 static void modest_hildon_pannable_area_scrollable_scroll_to_default (ModestScrollable *self, const gint x, const gint y);
  57 static void modest_hildon_pannable_area_scrollable_jump_to (ModestScrollable *self, const gint x, const gint y);
  58 static void modest_hildon_pannable_area_scrollable_jump_to_default (ModestScrollable *self, const gint x, const gint y);
  59 static GtkPolicyType modest_hildon_pannable_area_scrollable_get_vertical_policy (ModestScrollable *self);
  60 static GtkPolicyType modest_hildon_pannable_area_scrollable_get_vertical_policy_default (ModestScrollable *self);
  61 static GtkPolicyType modest_hildon_pannable_area_scrollable_get_horizontal_policy (ModestScrollable *self);
  62 static GtkPolicyType modest_hildon_pannable_area_scrollable_get_horizontal_policy_default (ModestScrollable *self);
  63 static void modest_hildon_pannable_area_scrollable_set_horizontal_policy (ModestScrollable *self, GtkPolicyType policy);
  64 static void modest_hildon_pannable_area_scrollable_set_horizontal_policy_default (ModestScrollable *self, GtkPolicyType policy);
  65 static void modest_hildon_pannable_area_scrollable_set_vertical_policy (ModestScrollable *self, GtkPolicyType policy);
  66 static void modest_hildon_pannable_area_scrollable_set_vertical_policy_default (ModestScrollable *self, GtkPolicyType policy);
  67
  68 /* list properties */
  69 enum {
  70         PROP_0,
  71         PROP_HORIZONTAL_POLICY,
  72         PROP_VERTICAL_POLICY,
  73         PROP_MOVEMENT_MODE,
  74         PROP_HORIZONTAL_MAX_OVERSHOOT,
  75         PROP_VERTICAL_MAX_OVERSHOOT,
  76 };
  77
  78 /* globals */
  79 static HildonPannableAreaClass *parent_class = NULL;
  80
  81 G_DEFINE_TYPE_EXTENDED    (ModestHildonPannableAreaScrollable,
  82                            modest_hildon_pannable_area_scrollable,
  83                            HILDON_TYPE_PANNABLE_AREA,
  84                            0,
  85                            {
  86                              G_IMPLEMENT_INTERFACE (MODEST_TYPE_SCROLLABLE, modest_scrollable_iface_init);
  87                              g_type_interface_add_prerequisite (g_define_type_id, GTK_TYPE_BIN);
  88                            }
  89                            );
  90
  91 GtkWidget *
  92 modest_hildon_pannable_area_scrollable_new                            (void)
  93 {
  94     GtkWidget *scrollable = g_object_new (MODEST_TYPE_HILDON_PANNABLE_AREA_SCROLLABLE, NULL);
  95
  96     return scrollable;
  97 }
  98
  99 static void
 100 modest_hildon_pannable_area_scrollable_class_init (ModestHildonPannableAreaScrollableClass *klass)
 101 {
 102         GObjectClass *gobject_class;
 103
 104         parent_class = g_type_class_peek_parent (klass);
 105         gobject_class->finalize = modest_hildon_pannable_area_scrollable_finalize;
 106         gobject_class->set_property = modest_hildon_pannable_area_scrollable_set_property;
 107         gobject_class->get_property = modest_hildon_pannable_area_scrollable_get_property;
 108
 109         klass->add_with_viewport_func = modest_hildon_pannable_area_scrollable_add_with_viewport_default;
 110         klass->get_vadjustment_func = modest_hildon_pannable_area_scrollable_get_vadjustment_default;
 111         klass->get_hadjustment_func = modest_hildon_pannable_area_scrollable_get_hadjustment_default;
 112         klass->scroll_to_func = modest_hildon_pannable_area_scrollable_scroll_to_default;
 113         klass->jump_to_func = modest_hildon_pannable_area_scrollable_jump_to_default;
 114         klass->get_vertical_policy_func = modest_hildon_pannable_area_scrollable_get_vertical_policy_default;
 115         klass->get_horizontal_policy_func = modest_hildon_pannable_area_scrollable_get_horizontal_policy_default;
 116         klass->set_vertical_policy_func = modest_hildon_pannable_area_scrollable_set_vertical_policy_default;
 117         klass->set_horizontal_policy_func = modest_hildon_pannable_area_scrollable_set_horizontal_policy_default;
 118
 119         g_object_class_install_property (gobject_class,
 120                                          PROP_HORIZONTAL_POLICY,
 121                                          g_param_spec_enum ("horizontal_policy",
 122                                                             _("Horizontal scrollbar policy"),
 123                                                             _("Visual policy of the horizontal scrollbar"),
 124                                                             GTK_TYPE_POLICY_TYPE,
 125                                                             GTK_POLICY_AUTOMATIC,
 126                                                             G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 127
 128         g_object_class_install_property (gobject_class,
 129                                          PROP_VERTICAL_POLICY,
 130                                          g_param_spec_enum ("vertical_policy",
 131                                                             _("Vertical scrollbar policy"),
 132                                                             _("Visual policy of the vertical scrollbar"),
 133                                                             GTK_TYPE_POLICY_TYPE,
 134                                                             GTK_POLICY_AUTOMATIC,
 135                                                             G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 136
 137         g_object_class_install_property (gobject_class,
 138                                          PROP_MOVEMENT_MODE,
 139                                          g_param_spec_enum ("movement_mode",
 140                                                             "Directions scroll is allowed",
 141                                                             "Movements allowed in the scrollable",
 142                                                             MODEST_TYPE_MOVEMENT_MODE,
 143                                                             MODEST_MOVEMENT_MODE_VERTICAL,
 144                                                             G_PARAM_READWRITE |
 145                                                             G_PARAM_CONSTRUCT));
 146
 147         g_object_class_install_property (gobject_class,
 148                                          PROP_HORIZONTAL_MAX_OVERSHOOT,
 149                                          g_param_spec_int ("horizontal-max-overshoot",
 150                                                            "Horizontal max overshoot",
 151                                                            "Horizontal maximum overshoot (0 disables)",
 152                                                            0, G_MAXINT, 150,
 153                                                            G_PARAM_READWRITE |G_PARAM_CONSTRUCT));
 154
 155         g_object_class_install_property (gobject_class,
 156                                          PROP_VERTICAL_MAX_OVERSHOOT,
 157                                          g_param_spec_int ("vertical-max-overshoot",
 158                                                            "Vertical max overshoot",
 159                                                            "Vertical maximum overshoot (0 disables)",
 160                                                            0, G_MAXINT, 150,
 161                                                            G_PARAM_READWRITE |G_PARAM_CONSTRUCT));
 162 }
 163
 164 static void
 165 modest_hildon_pannable_area_scrollable_init (ModestHildonPannableAreaScrollable *self)
 166 {
 167 }
 168
 169 static void
 170 modest_scrollable_iface_init (gpointer g, gpointer iface_data)
 171 {
 172         ModestScrollableIface *iface = (ModestScrollableIface *) g;
 173
 174         iface->jump_to = modest_hildon_pannable_area_scrollable_jump_to;
 175         iface->scroll_to = modest_hildon_pannable_area_scrollable_scroll_to;
 176         iface->add_with_viewport = modest_hildon_pannable_area_scrollable_add_with_viewport;
 177         iface->get_vadjustment = modest_hildon_pannable_area_scrollable_get_vadjustment;
 178         iface->get_hadjustment = modest_hildon_pannable_area_scrollable_get_hadjustment;
 179         iface->get_vertical_policy = modest_hildon_pannable_area_scrollable_get_vertical_policy;
 180         iface->set_vertical_policy = modest_hildon_pannable_area_scrollable_set_vertical_policy;
 181         iface->get_horizontal_policy = modest_hildon_pannable_area_scrollable_get_horizontal_policy;
 182         iface->set_horizontal_policy = modest_hildon_pannable_area_scrollable_set_horizontal_policy;
 183 }
 184
 185 static void
 186 modest_hildon_pannable_area_scrollable_finalize (GObject *obj)
 187 {
 188         G_OBJECT_CLASS(parent_class)->finalize (obj);
 189 }
 190
 191 static void
 192 modest_hildon_pannable_area_scrollable_get_property (GObject *obj,
 193                                                      guint prop_id,
 194                                                      GValue *value,
 195                                                      GParamSpec *pspec)
 196 {
 197         GtkPolicyType policy;
 198         HildonMovementMode mov_mode;
 199         gint overshoot;
 200
 201         switch (prop_id) {
 202         case PROP_VERTICAL_POLICY:
 203                 g_object_get (obj, "vscrollbar-policy", &policy, NULL);
 204                 g_value_set_enum (value, policy);
 205                 break;
 206         case PROP_HORIZONTAL_POLICY:
 207                 g_object_get (obj, "hscrollbar-policy", &policy, NULL);
 208                 g_value_set_enum (value, policy);
 209                 break;
 210         case PROP_MOVEMENT_MODE:
 211                 g_object_get (obj, "mov-mode", &mov_mode, NULL);
 212                 switch (mov_mode) {
 213                 case HILDON_MOVEMENT_MODE_HORIZ:
 214                         g_value_set_enum (value, MODEST_MOVEMENT_MODE_HORIZONTAL);
 215                         break;
 216                 case HILDON_MOVEMENT_MODE_BOTH:
 217                         g_value_set_enum (value, MODEST_MOVEMENT_MODE_BOTH);
 218                         break;
 219                 default:
 220                 case HILDON_MOVEMENT_MODE_VERT:
 221                         g_value_set_enum (value, MODEST_MOVEMENT_MODE_VERTICAL);
 222                         break;
 223                 }
 224                 break;
 225         case PROP_HORIZONTAL_MAX_OVERSHOOT:
 226                 g_object_get (obj, "hovershoot-max", &overshoot, NULL);
 227                 g_value_set_int (value, overshoot);
 228                 break;
 229         case PROP_VERTICAL_MAX_OVERSHOOT:
 230                 g_object_get (obj, "vovershoot-max", &overshoot, NULL);
 231                 g_value_set_int (value, overshoot);
 232                 break;
 233         default:
 234                 G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, prop_id, pspec);
 235                 break;
 236         }
 237 }
 238
 239 static void
 240 modest_hildon_pannable_area_scrollable_set_property (GObject *obj,
 241                                                      guint prop_id,
 242                                                      const GValue *value,
 243                                                      GParamSpec *pspec)
 244 {
 245         GtkPolicyType policy;
 246         ModestMovementMode mov_mode;
 247         gint overshoot;
 248
 249         switch (prop_id) {
 250         case PROP_VERTICAL_POLICY:
 251                 policy = g_value_get_enum (value);
 252                 g_object_set (obj, "vscrollbar-policy", policy, NULL);
 253                 break;
 254         case PROP_HORIZONTAL_POLICY:
 255                 policy = g_value_get_enum (value);
 256                 g_object_set (obj, "hscrollbar-policy", policy, NULL);
 257                 break;
 258         case PROP_MOVEMENT_MODE:
 259                 mov_mode = g_value_get_enum (value);
 260                 switch (mov_mode) {
 261                 case MODEST_MOVEMENT_MODE_HORIZONTAL:
 262                         g_object_set (obj, "mov-mode", HILDON_MOVEMENT_MODE_HORIZ, NULL);
 263                         break;
 264                 case HILDON_MOVEMENT_MODE_BOTH:
 265                         g_object_set (obj, "mov-mode", HILDON_MOVEMENT_MODE_BOTH, NULL);
 266                         break;
 267                 default:
 268                 case MODEST_MOVEMENT_MODE_VERTICAL:
 269                         g_object_set (obj, "mov-mode", HILDON_MOVEMENT_MODE_VERT, NULL);
 270                         break;
 271                 }
 272                 break;
 273         case PROP_HORIZONTAL_MAX_OVERSHOOT:
 274                 overshoot = g_value_get_int (value);
 275                 g_object_set (obj, "hovershoot-max", overshoot, NULL);
 276                 break;
 277         case PROP_VERTICAL_MAX_OVERSHOOT:
 278                 overshoot = g_value_get_int (value);
 279                 g_object_set (obj, "vovershoot-max", overshoot, NULL);
 280                 break;
 281         default:
 282                 G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, prop_id, pspec);
 283                 break;
 284         }
 285 }
 286
 287 static void
 288 modest_hildon_pannable_area_scrollable_add_with_viewport (ModestScrollable *self,
 289                                                           GtkWidget *widget)
 290 {
 291         MODEST_HILDON_PANNABLE_AREA_SCROLLABLE_GET_CLASS (self)->add_with_viewport_func (self, widget);
 292 }
 293
 294 static void
 295 modest_hildon_pannable_area_scrollable_add_with_viewport_default (ModestScrollable *self,
 296                                                                   GtkWidget *widget)
 297 {
 298         hildon_pannable_area_add_with_viewport (HILDON_PANNABLE_AREA (self), widget);
 299 }
 300
 301 static GtkAdjustment *
 302 modest_hildon_pannable_area_scrollable_get_vadjustment (ModestScrollable *self)
 303 {
 304         return MODEST_HILDON_PANNABLE_AREA_SCROLLABLE_GET_CLASS (self)->get_vadjustment_func (self);
 305 }
 306
 307 static GtkAdjustment *
 308 modest_hildon_pannable_area_scrollable_get_vadjustment_default (ModestScrollable *self)
 309 {
 310         return hildon_pannable_area_get_vadjustment (HILDON_PANNABLE_AREA (self));
 311 }
 312
 313 static GtkAdjustment *
 314 modest_hildon_pannable_area_scrollable_get_hadjustment (ModestScrollable *self)
 315 {
 316         return MODEST_HILDON_PANNABLE_AREA_SCROLLABLE_GET_CLASS (self)->get_hadjustment_func (self);
 317 }
 318
 319 static GtkAdjustment *
 320 modest_hildon_pannable_area_scrollable_get_hadjustment_default (ModestScrollable *self)
 321 {
 322         return hildon_pannable_area_get_hadjustment (HILDON_PANNABLE_AREA (self));
 323 }
 324
 325 static void
 326 modest_hildon_pannable_area_scrollable_scroll_to (ModestScrollable *self,
 327                                                   const gint x, const gint y)
 328 {
 329         MODEST_HILDON_PANNABLE_AREA_SCROLLABLE_GET_CLASS (self)->scroll_to_func (self, x, y);
 330 }
 331
 332 static void
 333 modest_hildon_pannable_area_scrollable_scroll_to_default (ModestScrollable *self,
 334                                                           const gint x, const gint y)
 335 {
 336         hildon_pannable_area_scroll_to (HILDON_PANNABLE_AREA (self), x, y);
 337 }
 338
 339 static void
 340 modest_hildon_pannable_area_scrollable_jump_to (ModestScrollable *self,
 341                                                 const gint x, const gint y)
 342 {
 343         MODEST_HILDON_PANNABLE_AREA_SCROLLABLE_GET_CLASS (self)->jump_to_func (self, x, y);
 344 }
 345
 346 static void
 347 modest_hildon_pannable_area_scrollable_jump_to_default (ModestScrollable *self,
 348                                                         const gint x, const gint y)
 349 {
 350         hildon_pannable_area_jump_to (HILDON_PANNABLE_AREA (self), x, y);
 351 }
 352
 353 static GtkPolicyType
 354 modest_hildon_pannable_area_scrollable_get_vertical_policy (ModestScrollable *self)
 355 {
 356         return MODEST_HILDON_PANNABLE_AREA_SCROLLABLE_GET_CLASS (self)->get_vertical_policy_func (self);
 357 }
 358
 359 static GtkPolicyType
 360 modest_hildon_pannable_area_scrollable_get_vertical_policy_default (ModestScrollable *self)
 361 {
 362         GtkPolicyType policy;
 363
 364         g_object_get (G_OBJECT (self), "vscrollbar-policy", &policy, NULL);
 365         return policy;
 366 }
 367
 368 static GtkPolicyType
 369 modest_hildon_pannable_area_scrollable_get_horizontal_policy (ModestScrollable *self)
 370 {
 371         return MODEST_HILDON_PANNABLE_AREA_SCROLLABLE_GET_CLASS (self)->get_horizontal_policy_func (self);
 372 }
 373
 374 static GtkPolicyType
 375 modest_hildon_pannable_area_scrollable_get_horizontal_policy_default (ModestScrollable *self)
 376 {
 377         GtkPolicyType policy;
 378
 379         g_object_get (G_OBJECT (self), "hscrollbar-policy", &policy, NULL);
 380         return policy;
 381 }
 382
 383 static void
 384 modest_hildon_pannable_area_scrollable_set_horizontal_policy (ModestScrollable *self,
 385                                                               GtkPolicyType policy)
 386 {
 387         MODEST_HILDON_PANNABLE_AREA_SCROLLABLE_GET_CLASS (self)->set_horizontal_policy_func (self, policy);
 388 }
 389
 390 static void
 391 modest_hildon_pannable_area_scrollable_set_horizontal_policy_default (ModestScrollable *self,
 392                                                                       GtkPolicyType policy)
 393 {
 394         g_object_set (G_OBJECT (self), "hscrollbar-policy", policy, NULL);
 395 }
 396
 397 static void
 398 modest_hildon_pannable_area_scrollable_set_vertical_policy (ModestScrollable *self,
 399                                                             GtkPolicyType policy)
 400 {
 401         MODEST_HILDON_PANNABLE_AREA_SCROLLABLE_GET_CLASS (self)->set_vertical_policy_func (self, policy);
 402 }
 403
 404 static void
 405 modest_hildon_pannable_area_scrollable_set_vertical_policy_default (ModestScrollable *self,
 406                                                                     GtkPolicyType policy)
 407 {
 408         g_object_set (G_OBJECT (self), "vscrollbar-policy", policy, NULL);
 409 }