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
|
/***************************************************************************
copyright : (C) 2004 Nathan Toone
email : [email protected]
copyright : (C) 2007 Michael Pyne
email : [email protected]
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#include <kapplication.h>
#include <kio/netaccess.h>
#include <klocale.h>
#include <kdebug.h>
#include <kmessagebox.h>
#include <krun.h>
#include <kcombobox.h>
#include <kiconloader.h>
#include <kurllabel.h>
#include <tqvbox.h>
#include <tqlayout.h>
#include <tqimage.h>
#include <tqlabel.h>
#include <tqpushbutton.h>
#include <tqeventloop.h>
#include "webimagefetcherdialog.h"
#include "tag.h"
WebImageFetcherDialog::WebImageFetcherDialog(const WebImageList &imageList,
const FileHandle &file,
TQWidget *parent) :
KDialogBase(parent, "internet_image_fetcher", true, TQString(),
Ok | Cancel | User1 , NoDefault, true),
m_pixmap(TQPixmap()),
m_imageList(imageList),
m_file(file)
{
disableResize();
TQWidget *mainBox = new TQWidget(this);
TQBoxLayout *mainLayout = new TQVBoxLayout(mainBox);
m_iconWidget = new KIconView(mainBox);
m_iconWidget->setResizeMode(TQIconView::Adjust);
m_iconWidget->setSpacing(10);
m_iconWidget->setFixedSize(500,550);
m_iconWidget->arrangeItemsInGrid();
m_iconWidget->setItemsMovable(false);
mainLayout->addWidget(m_iconWidget);
connect(m_iconWidget, TQT_SIGNAL(executed(TQIconViewItem *)),
this, TQT_SLOT(slotOk()));
// Before changing the code below be sure to check the attribution terms
// of the Yahoo Image Search API.
// http://developer.yahoo.com/attribution/
KURLLabel *logoLabel = new KURLLabel(mainBox);
logoLabel->setURL("http://developer.yahoo.com/about/");
logoLabel->setPixmap(UserIcon("yahoo_credit"));
logoLabel->setMargin(15); // Allow large margin per attribution terms.
logoLabel->setUseTips(true); // Show URL in tooltip.
connect(logoLabel, TQT_SIGNAL(leftClickedURL(const TQString &)),
TQT_SLOT(showCreditURL(const TQString &)));
TQBoxLayout *creditLayout = new TQHBoxLayout(mainLayout);
creditLayout->addStretch(); // Left spacer
creditLayout->addWidget(logoLabel);
creditLayout->addStretch(); // Right spacer
setMainWidget(mainBox);
setButtonText(User1, i18n("New Search"));
}
WebImageFetcherDialog::~WebImageFetcherDialog()
{
}
void WebImageFetcherDialog::showCreditURL(const TQString &url)
{
// Don't use static member since I'm sure that someday knowing my luck
// Yahoo will change their mimetype they serve.
(void) new KRun(KURL(url), topLevelWidget());
}
void WebImageFetcherDialog::setLayout()
{
setCaption(TQString("%1 - %2 (%3)")
.arg(m_file.tag()->artist())
.arg(m_file.tag()->album())
.arg(m_imageList.size()));
m_iconWidget->clear();
for(uint i = 0; i < m_imageList.size(); i++)
new CoverIconViewItem(m_iconWidget, m_imageList[i]);
adjustSize();
}
void WebImageFetcherDialog::setImageList(const WebImageList &imageList)
{
m_imageList = imageList;
}
void WebImageFetcherDialog::setFile(const FileHandle &file)
{
m_file = file;
}
////////////////////////////////////////////////////////////////////////////////
// public slots
////////////////////////////////////////////////////////////////////////////////
void WebImageFetcherDialog::refreshScreen(WebImageList &imageList)
{
setImageList(imageList);
setLayout();
}
int WebImageFetcherDialog::exec()
{
setLayout();
return KDialogBase::exec();
}
void WebImageFetcherDialog::slotOk()
{
uint selectedIndex = m_iconWidget->index(m_iconWidget->currentItem());
m_pixmap = pixmapFromURL(m_imageList[selectedIndex].imageURL());
if(m_pixmap.isNull()) {
KMessageBox::sorry(this,
i18n("The cover you have selected is unavailable. Please select another."),
i18n("Cover Unavailable"));
TQPixmap blankPix;
blankPix.resize(80, 80);
blankPix.fill();
m_iconWidget->currentItem()->setPixmap(blankPix, true, true);
return;
}
accept();
emit coverSelected();
}
void WebImageFetcherDialog::slotCancel()
{
m_pixmap = TQPixmap();
reject();
}
void WebImageFetcherDialog::slotUser1()
{
m_pixmap = TQPixmap();
accept();
emit newSearchRequested();
}
TQPixmap WebImageFetcherDialog::fetchedImage(uint index) const
{
return (index > m_imageList.count()) ? TQPixmap() : pixmapFromURL(m_imageList[index].imageURL());
}
TQPixmap WebImageFetcherDialog::pixmapFromURL(const KURL &url) const
{
TQString file;
if(TDEIO::NetAccess::download(url, file, 0)) {
TQPixmap pixmap = TQPixmap(file);
TDEIO::NetAccess::removeTempFile(file);
return pixmap;
}
TDEIO::NetAccess::removeTempFile(file);
return TQPixmap();
}
////////////////////////////////////////////////////////////////////////////////
// CoverIconViewItem
////////////////////////////////////////////////////////////////////////////////
CoverIconViewItem::CoverIconViewItem(TQIconView *parent, const WebImage &image) :
TQObject(parent), KIconViewItem(parent, parent->lastItem(), image.size()), m_job(0)
{
// Set up the iconViewItem
TQPixmap mainMap;
mainMap.resize(80, 80);
mainMap.fill();
setPixmap(mainMap, true, true);
// Start downloading the image.
m_job = TDEIO::get(image.thumbURL(), false, false);
connect(m_job, TQT_SIGNAL(result(TDEIO::Job *)), this, TQT_SLOT(imageResult(TDEIO::Job *)));
connect(m_job, TQT_SIGNAL(data(TDEIO::Job *, const TQByteArray &)),
this, TQT_SLOT(imageData(TDEIO::Job *, const TQByteArray &)));
}
CoverIconViewItem::~CoverIconViewItem()
{
if(m_job) {
m_job->kill();
// Drain results issued by KIO before being deleted,
// and before deleting the job.
kapp->eventLoop()->processEvents(TQEventLoop::ExcludeUserInput);
delete m_job;
}
}
void CoverIconViewItem::imageData(TDEIO::Job *, const TQByteArray &data)
{
int currentSize = m_buffer.size();
m_buffer.resize(currentSize + data.size(), TQGArray::SpeedOptim);
memcpy(&(m_buffer.data()[currentSize]), data.data(), data.size());
}
void CoverIconViewItem::imageResult(TDEIO::Job *job)
{
if(job->error())
return;
TQPixmap iconImage(m_buffer);
iconImage = TQImage(iconImage.convertToImage()).smoothScale(80, 80, TQ_ScaleMin);
setPixmap(iconImage, true, true);
}
#include "webimagefetcherdialog.moc"
|
