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Viewing changes to panels/wacom/cc-wacom-mapping-panel.c

  • Committer: Package Import Robot
  • Author(s): Robert Ancell
  • Date: 2014-01-08 16:29:18 UTC
  • Revision ID: package-import@ubuntu.com-20140108162918-g29dd08tr913y2qh
Tags: upstream-14.04.0
Import upstream version 14.04.0

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panels/wacom/cc-wacom-mapping-panel.c
 
1
/*
 
2
 * Copyright © 2012 Wacom.
 
3
 *
 
4
 * This program is free software; you can redistribute it and/or modify
 
5
 * it under the terms of the GNU General Public License as published by
 
6
 * the Free Software Foundation; either version 2 of the License, or
 
7
 * (at your option) any later version.
 
8
 *
 
9
 * This program is distributed in the hope that it will be useful,
 
10
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
11
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
12
 * GNU General Public License for more details.
 
13
 *
 
14
 * You should have received a copy of the GNU General Public License
 
15
 * along with this program; if not, write to the Free Software
 
16
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
17
 *
 
18
 * Authors: Jason Gerecke <killertofu@gmail.com>
 
19
 *
 
20
 */
 
21
 
 
22
#include <config.h>
 
23
 
 
24
#include <gtk/gtk.h>
 
25
#include <glib/gi18n.h>
 
26
#define GNOME_DESKTOP_USE_UNSTABLE_API
 
27
#include <libgnome-desktop/gnome-rr.h>
 
28
#include <libgnome-desktop/gnome-rr-config.h>
 
29
 
 
30
#include <string.h>
 
31
 
 
32
#include "gsd-wacom-device.h"
 
33
#include "cc-wacom-mapping-panel.h"
 
34
 
 
35
G_DEFINE_TYPE (CcWacomMappingPanel, cc_wacom_mapping_panel, GTK_TYPE_BOX)
 
36
 
 
37
#define WACOM_MAPPING_PANEL_PRIVATE(o) \
 
38
  (G_TYPE_INSTANCE_GET_PRIVATE ((o), CC_TYPE_WACOM_MAPPING_PANEL, CcWacomMappingPanelPrivate))
 
39
 
 
40
struct _CcWacomMappingPanelPrivate
 
41
{
 
42
        GsdWacomDevice *device;
 
43
        GtkWidget      *label;
 
44
        GtkWidget      *combobox;
 
45
        GtkWidget      *checkbutton;
 
46
        GtkWidget      *aspectlabel;
 
47
        GtkWidget      *aspectswitch;
 
48
};
 
49
 
 
50
enum {
 
51
        MONITOR_NAME_COLUMN,
 
52
        MONITOR_NUM_COLUMN,
 
53
        MONITOR_NUM_COLUMNS
 
54
};
 
55
 
 
56
static void combobox_changed_cb (GtkWidget *widget, CcWacomMappingPanel *self);
 
57
static void checkbutton_toggled_cb (GtkWidget *widget, CcWacomMappingPanel *self);
 
58
static void aspectswitch_toggled_cb (GtkWidget *widget, GParamSpec *pspec, CcWacomMappingPanel *self);
 
59
 
 
60
static GnomeRROutputInfo**
 
61
get_rr_outputs (void)
 
62
{
 
63
        GError *error = NULL;
 
64
        GnomeRRScreen *rr_screen;
 
65
        GnomeRRConfig *rr_config;
 
66
 
 
67
        /* TODO: Check the value of 'error' */
 
68
        rr_screen = gnome_rr_screen_new (gdk_screen_get_default (), &error);
 
69
        rr_config = gnome_rr_config_new_current (rr_screen, &error);
 
70
        return gnome_rr_config_get_outputs (rr_config);
 
71
}
 
72
 
 
73
static void
 
74
set_combobox_sensitive (CcWacomMappingPanel *self,
 
75
                        gboolean             sensitive)
 
76
{
 
77
        gtk_widget_set_sensitive (GTK_WIDGET(self->priv->combobox), sensitive);
 
78
        gtk_widget_set_sensitive (GTK_WIDGET(self->priv->label), sensitive);
 
79
        gtk_widget_set_sensitive (GTK_WIDGET(self->priv->aspectswitch), sensitive);
 
80
        gtk_widget_set_sensitive (GTK_WIDGET(self->priv->aspectlabel), sensitive);
 
81
}
 
82
 
 
83
/* Update the display of available monitors based on the latest
 
84
 * information from RandR. At the moment the chooser is just a
 
85
 * a combobox crudely listing available outputs. The UI mockup
 
86
 * has something more akin to the Display panel, with the ability
 
87
 * to do rubber-band selection of multiple outputs (note: the
 
88
 * g-s-d backend can only handle a single output at the moment)
 
89
 */
 
90
static void
 
91
update_monitor_chooser (CcWacomMappingPanel *self)
 
92
{
 
93
        GtkListStore *store;
 
94
        GnomeRROutputInfo **outputs;
 
95
        GdkRectangle geom;
 
96
        GSettings *settings;
 
97
        gint monitor;
 
98
        gboolean single_mon;
 
99
        guint i;
 
100
 
 
101
        store = gtk_list_store_new (MONITOR_NUM_COLUMNS, G_TYPE_STRING, G_TYPE_INT);
 
102
        gtk_combo_box_set_model (GTK_COMBO_BOX(self->priv->combobox), GTK_TREE_MODEL(store));
 
103
 
 
104
        if (self->priv->device == NULL) {
 
105
                set_combobox_sensitive (self, FALSE);
 
106
                g_object_unref (store);
 
107
                return;
 
108
        }
 
109
 
 
110
        settings = gsd_wacom_device_get_settings (self->priv->device);
 
111
        monitor = gsd_wacom_device_get_display_monitor (self->priv->device);
 
112
        single_mon = (monitor != GSD_WACOM_SET_ALL_MONITORS);
 
113
 
 
114
        g_signal_handlers_block_by_func (G_OBJECT (self->priv->checkbutton), checkbutton_toggled_cb, self);
 
115
        gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON(self->priv->checkbutton), single_mon);
 
116
        g_signal_handlers_unblock_by_func (G_OBJECT (self->priv->checkbutton), checkbutton_toggled_cb, self);
 
117
 
 
118
        g_signal_handlers_block_by_func (G_OBJECT (self->priv->aspectswitch), aspectswitch_toggled_cb, self);
 
119
        gtk_switch_set_active (GTK_SWITCH(self->priv->aspectswitch), g_settings_get_boolean (settings, "keep-aspect"));
 
120
        g_signal_handlers_unblock_by_func (G_OBJECT (self->priv->aspectswitch), aspectswitch_toggled_cb, self);
 
121
 
 
122
        /* FIXME: does this break screen tablets? What's the default
 
123
         * for unconfigured tablets? */
 
124
        if (monitor < 0)
 
125
                monitor = 0;
 
126
        gdk_screen_get_monitor_geometry (gdk_screen_get_default (), monitor, &geom);
 
127
 
 
128
        outputs = get_rr_outputs ();
 
129
        if (outputs == NULL)
 
130
                goto bail;
 
131
 
 
132
        for (i = 0; outputs[i] != NULL; i++) {
 
133
                GnomeRROutputInfo *output = outputs[i];
 
134
 
 
135
                if (gnome_rr_output_info_is_active (output)) {
 
136
                        GtkTreeIter iter;
 
137
                        gchar *name, *disp_name, *text;
 
138
                        int x, y, w, h;
 
139
                        int mon_at_point;
 
140
 
 
141
                        name = gnome_rr_output_info_get_name (output);
 
142
                        disp_name = gnome_rr_output_info_get_display_name (output);
 
143
                        text = g_strdup_printf ("%s (%s)", name, disp_name);
 
144
 
 
145
                        gnome_rr_output_info_get_geometry (output, &x, &y, &w, &h);
 
146
                        mon_at_point = gdk_screen_get_monitor_at_point (gdk_screen_get_default (), x, y);
 
147
                        gtk_list_store_append (store, &iter);
 
148
                        gtk_list_store_set (store, &iter, MONITOR_NAME_COLUMN, text, MONITOR_NUM_COLUMN, mon_at_point, -1);
 
149
 
 
150
                        if (x == geom.x && y == geom.y && w == geom.width && h == geom.height) {
 
151
                                g_signal_handlers_block_by_func (G_OBJECT (self->priv->combobox), combobox_changed_cb, self);
 
152
                                gtk_combo_box_set_active_iter (GTK_COMBO_BOX(self->priv->combobox), &iter);
 
153
                                g_signal_handlers_unblock_by_func (G_OBJECT (self->priv->combobox), combobox_changed_cb, self);
 
154
                        }
 
155
 
 
156
                        g_free (text);
 
157
                }
 
158
        }
 
159
 
 
160
bail:
 
161
        set_combobox_sensitive (self, single_mon);
 
162
        g_object_unref (store);
 
163
}
 
164
 
 
165
static void
 
166
update_ui (CcWacomMappingPanel *self)
 
167
{
 
168
        if (self->priv->device == NULL) {
 
169
                gtk_widget_set_sensitive (GTK_WIDGET(self->priv->checkbutton), FALSE);
 
170
                gtk_toggle_button_set_inconsistent (GTK_TOGGLE_BUTTON(self->priv->checkbutton), TRUE);
 
171
        } else {
 
172
                gboolean is_screen_tablet;
 
173
 
 
174
                is_screen_tablet = gsd_wacom_device_is_screen_tablet (self->priv->device);
 
175
                gtk_widget_set_sensitive (GTK_WIDGET(self->priv->checkbutton), !is_screen_tablet);
 
176
                gtk_toggle_button_set_inconsistent (GTK_TOGGLE_BUTTON(self->priv->checkbutton), FALSE);
 
177
        }
 
178
 
 
179
        update_monitor_chooser (self);
 
180
}
 
181
 
 
182
static void
 
183
update_mapping (CcWacomMappingPanel *self)
 
184
{
 
185
        int monitor = GSD_WACOM_SET_ALL_MONITORS;
 
186
 
 
187
        if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (self->priv->checkbutton))) {
 
188
                GtkTreeIter iter;
 
189
                GtkTreeModel *model;
 
190
                char *name;
 
191
 
 
192
                model = gtk_combo_box_get_model (GTK_COMBO_BOX (self->priv->combobox));
 
193
                if (!gtk_combo_box_get_active_iter (GTK_COMBO_BOX (self->priv->combobox), &iter)) {
 
194
                        g_warning ("Map to single monitor checked, but no screen selected.");
 
195
                        return;
 
196
                }
 
197
 
 
198
                gtk_tree_model_get (model, &iter, MONITOR_NAME_COLUMN, &name, MONITOR_NUM_COLUMN, &monitor, -1);
 
199
        }
 
200
 
 
201
        gsd_wacom_device_set_display (self->priv->device, monitor);
 
202
 
 
203
        if (monitor >= 0) {
 
204
                GsdWacomRotation rotation;
 
205
                GSettings *settings;
 
206
 
 
207
                rotation = gsd_wacom_device_get_display_rotation (self->priv->device);
 
208
                settings = gsd_wacom_device_get_settings (self->priv->device);
 
209
                g_settings_set_string (settings,
 
210
                                       "rotation",
 
211
                                       gsd_wacom_device_rotation_type_to_name (rotation));
 
212
        }
 
213
}
 
214
 
 
215
void
 
216
cc_wacom_mapping_panel_set_device (CcWacomMappingPanel *self,
 
217
                                   GsdWacomDevice *device)
 
218
{
 
219
        self->priv->device = device;
 
220
        update_ui (self);
 
221
}
 
222
 
 
223
static void
 
224
checkbutton_toggled_cb (GtkWidget           *widget,
 
225
                        CcWacomMappingPanel *self)
 
226
{
 
227
        gboolean active;
 
228
 
 
229
        active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget));
 
230
        set_combobox_sensitive (self, active);
 
231
        if (!active)
 
232
                gtk_switch_set_active (GTK_SWITCH(self->priv->aspectswitch), FALSE);
 
233
        update_mapping (self);
 
234
}
 
235
 
 
236
static void
 
237
aspectswitch_toggled_cb (GtkWidget           *widget,
 
238
                         GParamSpec          *pspec,
 
239
                         CcWacomMappingPanel *self)
 
240
{
 
241
        GSettings *settings;
 
242
 
 
243
        settings = gsd_wacom_device_get_settings (self->priv->device);
 
244
        g_settings_set_boolean (settings,
 
245
                                "keep-aspect",
 
246
                                gtk_switch_get_active (GTK_SWITCH (widget)));
 
247
}
 
248
 
 
249
static void
 
250
combobox_changed_cb (GtkWidget           *widget,
 
251
                     CcWacomMappingPanel *self)
 
252
{
 
253
        update_mapping (self);
 
254
}
 
255
 
 
256
static void
 
257
cc_wacom_mapping_panel_init (CcWacomMappingPanel *self)
 
258
{
 
259
        CcWacomMappingPanelPrivate *priv;
 
260
        GtkWidget *vbox, *grid;
 
261
        GtkCellRenderer *renderer;
 
262
 
 
263
        priv = self->priv = WACOM_MAPPING_PANEL_PRIVATE (self);
 
264
 
 
265
        vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 8);
 
266
        gtk_container_add (GTK_CONTAINER (self), vbox);
 
267
        gtk_container_set_border_width (GTK_CONTAINER (self), 12);
 
268
        gtk_widget_set_vexpand (GTK_WIDGET (vbox), TRUE);
 
269
        gtk_widget_set_hexpand (GTK_WIDGET (vbox), TRUE);
 
270
 
 
271
        /* Output Combobox */
 
272
        grid = gtk_grid_new();
 
273
        gtk_grid_set_row_spacing (GTK_GRID (grid), 10);
 
274
        gtk_grid_set_column_spacing (GTK_GRID (grid), 10);
 
275
        priv->label = gtk_label_new (_("Output:"));
 
276
        gtk_widget_set_halign (priv->label, GTK_ALIGN_END);
 
277
        priv->combobox = gtk_combo_box_new ();
 
278
        g_signal_connect (G_OBJECT (priv->combobox), "changed",
 
279
                              G_CALLBACK (combobox_changed_cb), self);
 
280
        renderer = gtk_cell_renderer_text_new ();
 
281
        gtk_cell_layout_pack_start (GTK_CELL_LAYOUT(priv->combobox), renderer, TRUE);
 
282
        gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT(priv->combobox), renderer, "text", 0);
 
283
        gtk_grid_attach (GTK_GRID(grid), GTK_WIDGET(priv->label), 0, 0, 1, 1);
 
284
        gtk_grid_attach (GTK_GRID(grid), GTK_WIDGET(priv->combobox), 1, 0, 1, 1);
 
285
 
 
286
        /* Keep ratio switch */
 
287
        priv->aspectlabel = gtk_label_new (_("Keep aspect ratio (letterbox):"));
 
288
        gtk_widget_set_halign (priv->aspectlabel, GTK_ALIGN_END);
 
289
        priv->aspectswitch = gtk_switch_new ();
 
290
        gtk_widget_set_halign (priv->aspectswitch, GTK_ALIGN_START);
 
291
        gtk_switch_set_active (GTK_SWITCH (priv->aspectswitch), FALSE);
 
292
        g_signal_connect (GTK_SWITCH (priv->aspectswitch), "notify::active",
 
293
                      G_CALLBACK (aspectswitch_toggled_cb), self);
 
294
        gtk_grid_attach (GTK_GRID(grid), GTK_WIDGET(priv->aspectlabel), 0, 1, 1, 1);
 
295
        gtk_grid_attach (GTK_GRID(grid), GTK_WIDGET(priv->aspectswitch), 1, 1, 1, 1);
 
296
 
 
297
        /* Whole-desktop checkbox */
 
298
        priv->checkbutton = gtk_check_button_new_with_label (_("Map to single monitor"));
 
299
        gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->checkbutton), FALSE);
 
300
        g_signal_connect (G_OBJECT (priv->checkbutton), "toggled",
 
301
                      G_CALLBACK (checkbutton_toggled_cb), self);
 
302
 
 
303
        gtk_box_pack_start (GTK_BOX(vbox), GTK_WIDGET(priv->checkbutton),
 
304
                                FALSE, FALSE, 0);
 
305
        gtk_box_pack_start (GTK_BOX(vbox), GTK_WIDGET(grid),
 
306
                                FALSE, FALSE, 8);
 
307
 
 
308
        /* Update display */
 
309
        cc_wacom_mapping_panel_set_device (self, NULL);
 
310
        gtk_widget_show_all(GTK_WIDGET(self));
 
311
}
 
312
 
 
313
GtkWidget *
 
314
cc_wacom_mapping_panel_new (void)
 
315
{
 
316
        CcWacomMappingPanel *panel;
 
317
 
 
318
        panel = CC_WACOM_MAPPING_PANEL(g_object_new (CC_TYPE_WACOM_MAPPING_PANEL, NULL));
 
319
        panel->priv->device = NULL;
 
320
 
 
321
        return GTK_WIDGET(panel);
 
322
}
 
323
 
 
324
static void
 
325
cc_wacom_mapping_panel_get_property (GObject    *object,
 
326
                                     guint       property_id,
 
327
                                     GValue     *value,
 
328
                                     GParamSpec *pspec)
 
329
{
 
330
        switch (property_id)
 
331
        {
 
332
                default:
 
333
                        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 
334
        }
 
335
}
 
336
 
 
337
static void
 
338
cc_wacom_mapping_panel_set_property (GObject      *object,
 
339
                                     guint         property_id,
 
340
                                     const GValue *value,
 
341
                                     GParamSpec   *pspec)
 
342
{
 
343
        switch (property_id)
 
344
        {
 
345
                default:
 
346
                        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 
347
        }
 
348
}
 
349
 
 
350
static void
 
351
cc_wacom_mapping_panel_dispose (GObject *object)
 
352
{
 
353
        G_OBJECT_CLASS (cc_wacom_mapping_panel_parent_class)->dispose (object);
 
354
}
 
355
 
 
356
static void
 
357
cc_wacom_mapping_panel_class_init (CcWacomMappingPanelClass *klass)
 
358
{
 
359
        GObjectClass *object_class = G_OBJECT_CLASS (klass);
 
360
 
 
361
        g_type_class_add_private (klass, sizeof (CcWacomMappingPanelPrivate));
 
362
 
 
363
        object_class->get_property = cc_wacom_mapping_panel_get_property;
 
364
        object_class->set_property = cc_wacom_mapping_panel_set_property;
 
365
        object_class->dispose = cc_wacom_mapping_panel_dispose;
 
366
}