summaryrefslogtreecommitdiffstats
path: root/kamera/kcontrol/kameradevice.cpp
blob: 60521d1e8c4194e8540efdf484181bdcfb7984fc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
/*

    Copyright (C) 2001 The Kompany
		  2002-2003	Ilya Konstantinov <kde-devel@future.shiny.co.il>
		  2002-2003	Marcus Meissner <marcus@jet.franken.de>
		  2003		Nadeem Hasan <nhasan@nadmm.com>

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

*/
#include <tqlayout.h>
#include <tqwidgetstack.h>
#include <tqvbuttongroup.h>
#include <tqvgroupbox.h>
#include <tqcombobox.h>
#include <tqlineedit.h>
#include <tqradiobutton.h>
#include <tqwhatsthis.h>
#include <tqlabel.h>
#include <tqgrid.h>

#include <klocale.h>
#include <kconfig.h>
#include <klistview.h>
#include <kmessagebox.h>
#include <kdebug.h>

extern "C" {
	#include <gphoto2.h>
}

#include "kamera.h"
#include "kameraconfigdialog.h"
#include "kameradevice.moc"

// Define some parts of the old API
#define GP_PROMPT_OK 0
#define GP_PROMPT_CANCEL -1

static const int INDEX_NONE= 0;
static const int INDEX_SERIAL = 1;
static const int INDEX_USB= 3;
static GPContext *glob_context = 0;

KCamera::KCamera(const TQString &name, const TQString &path)
{
	m_name	= name;
	m_model	= name;
	m_path	= path;
	m_camera = NULL;
}

KCamera::~KCamera()
{
	if(m_camera)
		gp_camera_free(m_camera);
	if(m_abilitylist)
		gp_abilities_list_free(m_abilitylist);
}

bool KCamera::initInformation()
{
	if (!m_model)
		return false;

	if(gp_abilities_list_new(&m_abilitylist) != GP_OK) {
		emit error(i18n("Could not allocate memory for abilities list."));
		return false;
	}
	if(gp_abilities_list_load(m_abilitylist, glob_context) != GP_OK) {
		emit error(i18n("Could not load ability list."));
		return false;
	}
	int index = gp_abilities_list_lookup_model(m_abilitylist, m_model.local8Bit().data());
	if(index < 0) {
		emit error(i18n("Description of abilities for camera %1 is not available."
					" Configuration options may be incorrect.").tqarg(m_model));
		return false;
	}
        gp_abilities_list_get_abilities(m_abilitylist, index, &m_abilities);
	return true;
}

bool KCamera::initCamera()
{
	if (m_camera)
		return m_camera;
	else {
		int result;

		initInformation();

		if (!m_model || !m_path)
			return false;

		result = gp_camera_new(&m_camera);
		if (result != GP_OK) {
			// m_camera is not initialized, so we cannot get result as string
			emit error(i18n("Could not access driver. Check your gPhoto2 installation."));
			return false;
		}

		// set the camera's model
		GPPortInfo info;
		GPPortInfoList *il;
		gp_port_info_list_new(&il);
		gp_port_info_list_load(il);
		gp_port_info_list_get_info(il, gp_port_info_list_lookup_path(il, m_path.local8Bit().data()), &info);
		gp_port_info_list_free(il);
		gp_camera_set_abilities(m_camera, m_abilities);
		gp_camera_set_port_info(m_camera, info);

		// this might take some time (esp. for non-existant camera) - better be done asynchronously
		result = gp_camera_init(m_camera, glob_context);
		if (result != GP_OK) {
			gp_camera_free(m_camera);
			m_camera = NULL;
			emit error(
				i18n("Unable to initialize camera. Check your port settings and camera connectivity and try again."),
				gp_result_as_string(result));
			return false;
		}

		return m_camera;
	}
}

Camera* KCamera::camera()
{
	initCamera();
	return m_camera;
}

TQString KCamera::summary()
{
	int result;
	CameraText	summary;

	initCamera();

	result = gp_camera_get_summary(m_camera, &summary, glob_context);
	if (result != GP_OK)
		return i18n("No camera summary information is available.\n");
	return TQString(summary.text);
}

bool KCamera::configure()
{
	CameraWidget *window;
	int result;

	initCamera();

	result = gp_camera_get_config(m_camera, &window, glob_context);
	if (result != GP_OK) {
		emit error(i18n("Camera configuration failed."), gp_result_as_string(result));
		return false;
	}

	KameraConfigDialog kcd(m_camera, window);
	result = kcd.exec() ? GP_PROMPT_OK : GP_PROMPT_CANCEL;

	if (result == GP_PROMPT_OK) {
		result = gp_camera_set_config(m_camera, window, glob_context);
		if (result != GP_OK) {
			emit error(i18n("Camera configuration failed."), gp_result_as_string(result));
			return false;
		}
	}

	return true;
}

bool KCamera::test()
{
	// TODO: Make testing non-blocking (maybe via KIO?)
	// Currently, a failed serial test times out at about 30 sec.
	return camera() != 0;
}

void KCamera::load(KConfig *config)
{
	config->setGroup(m_name);
	if (m_model.isNull())
		m_model = config->readEntry("Model");
	if (m_path.isNull())
		m_path = config->readEntry("Path");
	invalidateCamera();
}

void KCamera::save(KConfig *config)
{
	config->setGroup(m_name);
	config->writeEntry("Model", m_model);
	config->writeEntry("Path", m_path);
}

TQString KCamera::portName()
{
	TQString port = m_path.left(m_path.find(":")).lower();
	if (port == "serial") return i18n("Serial");
	if (port == "usb") return i18n("USB");
	return i18n("Unknown port");
}

void KCamera::setName(const TQString &name)
{
	m_name = name;
}

void KCamera::setModel(const TQString &model)
{
	m_model = model;
	invalidateCamera();
	initInformation();
}

void KCamera::setPath(const TQString &path)
{
	m_path = path;
	invalidateCamera();
}

void KCamera::invalidateCamera()
{
	if (m_camera) {
		gp_camera_free(m_camera);
		m_camera = NULL;
	}
}

bool KCamera::isTestable() const
{
	return true;
}

bool KCamera::isConfigurable()
{
	initInformation();
	return m_abilities.operations & GP_OPERATION_CONFIG;
}

TQStringList KCamera::supportedPorts()
{
	initInformation();
	TQStringList ports;
	if (m_abilities.port & GP_PORT_SERIAL)
		ports.append("serial");
	if (m_abilities.port & GP_PORT_USB)
		ports.append("usb");
	return ports;
}

CameraAbilities KCamera::abilities()
{
	return m_abilities;
}

// ---------- KameraSelectCamera ------------

KameraDeviceSelectDialog::KameraDeviceSelectDialog(TQWidget *parent, KCamera *device)
	: KDialogBase(parent, "kkameradeviceselect", true, i18n("Select Camera Device"), Ok | Cancel, Ok, true)
{
	m_device = device;
	connect(m_device, TQT_SIGNAL(error(const TQString &)),
		TQT_SLOT(slot_error(const TQString &)));
	connect(m_device, TQT_SIGNAL(error(const TQString &, const TQString &)),
		TQT_SLOT(slot_error(const TQString &, const TQString &)));

	TQWidget *page = new TQWidget( this );
	setMainWidget(page);

	// a tqlayout with vertical boxes
	TQHBoxLayout *topLayout = new TQHBoxLayout(page, 0, KDialog::spacingHint());

	// the models list
	m_modelSel = new KListView(page);
	topLayout->addWidget( m_modelSel );
	m_modelSel->addColumn(i18n("Supported Cameras"));
	m_modelSel->setColumnWidthMode(0, TQListView::Maximum);
	connect(m_modelSel, TQT_SIGNAL(selectionChanged(TQListViewItem *)),
        TQT_SLOT(slot_setModel(TQListViewItem *)));
	// make sure listview only as wide as it needs to be
	m_modelSel->setSizePolicy(TQSizePolicy(TQSizePolicy::Maximum,
		TQSizePolicy::Preferred));

	TQVBoxLayout *rightLayout = new TQVBoxLayout(0L, 0, KDialog::spacingHint());
	topLayout->addLayout( rightLayout );

	m_portSelectGroup = new TQVButtonGroup(i18n("Port"), page);
	rightLayout->addWidget(m_portSelectGroup);
	m_portSettingsGroup = new TQVGroupBox(i18n("Port Settings"), page);
	rightLayout->addWidget(m_portSettingsGroup);

	// Create port type selection radiobuttons.
	m_serialRB = new TQRadioButton(i18n("Serial"), m_portSelectGroup);
	m_portSelectGroup->insert(m_serialRB, INDEX_SERIAL);
	TQWhatsThis::add(m_serialRB, i18n("If this option is checked, the camera would have to be connected one of the serial ports (known as COM in Microsoft Windows) in your computer."));
	m_USBRB = new TQRadioButton(i18n("USB"), m_portSelectGroup);
	m_portSelectGroup->insert(m_USBRB, INDEX_USB);
	TQWhatsThis::add(m_USBRB, i18n("If this option is checked, the camera would have to be connected to one of the USB slots in your computer or USB hub."));
	// Create port settings widget stack
	m_settingsStack = new TQWidgetStack(m_portSettingsGroup);
	connect(m_portSelectGroup, TQT_SIGNAL(clicked(int)),
		m_settingsStack, TQT_SLOT(raiseWidget(int)));

	// none tab
	m_settingsStack->addWidget(new TQLabel(i18n("No port type selected."),
		m_settingsStack), INDEX_NONE);

	// serial tab
	TQGrid *grid = new TQGrid(2, m_settingsStack);
	grid->setSpacing(KDialog::spacingHint());
	new TQLabel(i18n("Port:"), grid);
	m_serialPortCombo = new TQComboBox(TRUE, grid);
	TQWhatsThis::add(m_serialPortCombo, i18n("Here you should choose the serial port you connect the camera to."));
	m_settingsStack->addWidget(grid, INDEX_SERIAL);

	grid = new TQGrid(2, m_settingsStack);
	grid->setSpacing(KDialog::spacingHint());
	new TQLabel(i18n("Port"), grid);

	m_settingsStack->addWidget(new
		TQLabel(i18n("No further configuration is required for USB."),
		m_settingsStack), INDEX_USB);

	// query gphoto2 for existing serial ports
	GPPortInfoList *list;
	GPPortInfo info;
	int gphoto_ports=0;
	gp_port_info_list_new(&list);
	if(gp_port_info_list_load(list) >= 0) {
		gphoto_ports = gp_port_info_list_count(list);
	}
	for (int i = 0; i < gphoto_ports; i++) {
		if (gp_port_info_list_get_info(list, i, &info) >= 0) {
			if (strncmp(info.path, "serial:", 7) == 0)
				m_serialPortCombo->insertItem(TQString::fromLatin1(info.path).mid(7));
		}
	}
	gp_port_info_list_free(list);

	// add a spacer
	rightLayout->addStretch();

	populateCameraListView();
	load();

	enableButtonOK(false );
    m_portSelectGroup->setEnabled( false );
    m_portSettingsGroup->setEnabled( false );
}

bool KameraDeviceSelectDialog::populateCameraListView()
{
	gp_abilities_list_new (&m_device->m_abilitylist);
	gp_abilities_list_load(m_device->m_abilitylist, glob_context);
	int numCams = gp_abilities_list_count(m_device->m_abilitylist);
	CameraAbilities a;

	if(numCams < 0) {
		// XXX libgphoto2 failed to get te camera list
		return false;
	} else {
		for(int x = 0; x < numCams; ++x) {
			if(gp_abilities_list_get_abilities(m_device->m_abilitylist, x, &a) == GP_OK) {
				new TQListViewItem(m_modelSel, a.model);
			}
		}
		return true;
	}
}

void KameraDeviceSelectDialog::save()
{
	m_device->setModel(m_modelSel->currentItem()->text(0));

	if (m_portSelectGroup->selected()) {
		TQString type = m_portSelectGroup->selected()->text();

		if(type == i18n("Serial"))
			m_device->setPath("serial:" + m_serialPortCombo->currentText());
		else if(type == i18n("USB"))
 			m_device->setPath("usb:");
 	} else {
 		// This camera has no port type (e.g. "Directory Browse" camera).
 		// Do nothing.
 	}
}

void KameraDeviceSelectDialog::load()
{
	TQString path = m_device->path();
	TQString port = path.left(path.find(":")).lower();

	if (port == "serial") setPortType(INDEX_SERIAL);
	if (port == "usb") setPortType(INDEX_USB);

	TQListViewItem *modelItem = m_modelSel->firstChild();
	if( modelItem)
	{
	do {
		if (modelItem->text(0) == m_device->model()) {
			m_modelSel->setSelected(modelItem, true);
			m_modelSel->ensureItemVisible(modelItem);
		}
	} while ( ( modelItem = modelItem->nextSibling() ) );
	}
}

void KameraDeviceSelectDialog::slot_setModel(TQListViewItem *item)
{
    enableButtonOK(true);
    m_portSelectGroup->setEnabled(true);
    m_portSettingsGroup->setEnabled(true);

    TQString model = item->text(0);

	CameraAbilities abilities;
	int index = gp_abilities_list_lookup_model(m_device->m_abilitylist, model.local8Bit().data());
	if(index < 0) {
		slot_error(i18n("Description of abilities for camera %1 is not available."
				" Configuration options may be incorrect.").tqarg(model));
	}
	int result = gp_abilities_list_get_abilities(m_device->m_abilitylist, index, &abilities);
	if (result == GP_OK) {
		// enable radiobuttons for supported port types
		m_serialRB->setEnabled(abilities.port & GP_PORT_SERIAL);
		m_USBRB->setEnabled(abilities.port & GP_PORT_USB);

		// turn off any selected port
		TQButton *selected = m_portSelectGroup->selected();
		if(selected != NULL)
			selected->toggle();

	        // if there's only one available port type, make sure it's selected
		if (abilities.port == GP_PORT_SERIAL)
			setPortType(INDEX_SERIAL);
		if (abilities.port == GP_PORT_USB)
			setPortType(INDEX_USB);
	} else {
		slot_error(i18n("Description of abilities for camera %1 is not available."
			     " Configuration options may be incorrect.").tqarg(model));
	}
}

void KameraDeviceSelectDialog::setPortType(int type)
{
	// Enable the correct button
	m_portSelectGroup->setButton(type);

	// Bring the right tab to the front
	m_settingsStack->raiseWidget(type);
}

void KameraDeviceSelectDialog::slot_error(const TQString &message)
{
	KMessageBox::error(this, message);
}

void KameraDeviceSelectDialog::slot_error(const TQString &message, const TQString &details)
{
	KMessageBox::detailedError(this, message, details);
}