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
|
/***************************************************************************
* Copyright (C) 2006 by Peter Penz ([email protected]) and *
* and Patrice Tremblay *
* *
* 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 "statusbarspaceinfo.h"
#include <tqpainter.h>
#include <tqtimer.h>
#include <kglobalsettings.h>
#include <kdiskfreesp.h>
#include <klocale.h>
#include <kio/job.h>
StatusBarSpaceInfo::StatusBarSpaceInfo(TQWidget* parent) :
TQWidget(parent),
m_gettingSize(false),
m_kBSize(0),
m_kBAvailable(0)
{
setMinimumWidth(200);
// Update the space information each 10 seconds. Polling is useful
// here, as files can be deleted/added outside the scope of Dolphin.
TQTimer* timer = new TQTimer(this);
connect(timer, TQT_SIGNAL(timeout()), this, TQT_SLOT(refresh()));
timer->start(10000);
}
StatusBarSpaceInfo::~StatusBarSpaceInfo()
{
}
void StatusBarSpaceInfo::setURL(const KURL& url)
{
m_url = url;
refresh();
update();
}
void StatusBarSpaceInfo::paintEvent(TQPaintEvent* /* event */)
{
TQPainter painter(this);
const int barWidth = width();
const int barTop = 2;
const int barHeight = height() - 4;
TQString text;
const int widthDec = 3; // visual decrement for the available width
const TQColor c1 = tqcolorGroup().background();
const TQColor c2 = KGlobalSettings::buttonTextColor();
const TQColor frameColor((c1.red() + c2.red()) / 2,
(c1.green() + c2.green()) / 2,
(c1.blue() + c2.blue()) / 2);
painter.setPen(frameColor);
const TQColor backgrColor = KGlobalSettings::baseColor();
painter.setBrush(backgrColor);
painter.drawRect(TQRect(0, barTop + 1 , barWidth - widthDec, barHeight));
if ((m_kBSize > 0) && (m_kBAvailable > 0)) {
// draw 'used size' bar
painter.setPen(TQt::NoPen);
painter.setBrush(progressColor(backgrColor));
int usedWidth = barWidth - static_cast<int>((m_kBAvailable *
static_cast<float>(barWidth)) / m_kBSize);
const int left = 1;
int right = usedWidth - (widthDec + 1);
if (right < left) {
right = left;
}
painter.drawRect(TQRect(left, barTop + 2, right, barHeight - 2));
text = i18n("%1 free")
.tqarg(KIO::convertSizeFromKB(m_kBAvailable));
}
else {
if (m_gettingSize) {
text = i18n("Getting size...");
}
else {
text = "";
TQTimer::singleShot(0, this, TQT_SLOT(hide()));
}
}
// draw text (usually 'Y GB free')
painter.setPen(KGlobalSettings::textColor());
painter.drawText(TQRect(1, 1, barWidth - 2, barHeight + 4),
TQt::AlignHCenter | TQt::AlignVCenter | TQt::WordBreak,
text);
}
void StatusBarSpaceInfo::slotFoundMountPoint(const unsigned long& kBSize,
const unsigned long& /* kBUsed */,
const unsigned long& kBAvailable,
const TQString& /* mountPoint */)
{
m_gettingSize = false;
m_kBSize = kBSize;
m_kBAvailable = kBAvailable;
// Bypass a the issue (?) of KDiskFreeSp that for protocols like
// FTP, SMB the size of root partition is returned.
// TODO: check whether KDiskFreeSp is buggy or Dolphin uses it in a wrong way
const TQString protocol(m_url.protocol());
if (!protocol.isEmpty() && (protocol != "file")) {
m_kBSize = 0;
m_kBAvailable = 0;
}
update();
}
void StatusBarSpaceInfo::slotDone()
{
m_gettingSize = false;
if ((m_kBSize > 0) && (m_kBAvailable > 0)) {
show();
}
update();
}
void StatusBarSpaceInfo::refresh()
{
m_gettingSize = true;
m_kBSize = 0;
m_kBAvailable = 0;
const TQString mountPoint(KIO::findPathMountPoint(m_url.path()));
KDiskFreeSp* job = new KDiskFreeSp(TQT_TQOBJECT(this));
connect(job, TQT_SIGNAL(foundMountPoint(const unsigned long&,
const unsigned long&,
const unsigned long&,
const TQString& )),
this, TQT_SLOT(slotFoundMountPoint(const unsigned long&,
const unsigned long&,
const unsigned long&,
const TQString& )));
connect(job, TQT_SIGNAL(done()),
this, TQT_SLOT(slotDone()));
job->readDF(mountPoint);
}
TQColor StatusBarSpaceInfo::progressColor(const TQColor& bgColor) const
{
TQColor color = KGlobalSettings::buttonBackground();
// assure that enough contrast is given between the background color
// and the progressbar color
int bgRed = bgColor.red();
int bgGreen = bgColor.green();
int bgBlue = bgColor.blue();
const int backgrBrightness = tqGray(bgRed, bgGreen, bgBlue);
const int progressBrightness = tqGray(color.red(), color.green(), color.blue());
const int limit = 32;
const int diff = backgrBrightness - progressBrightness;
bool adjustColor = ((diff >= 0) && (diff < limit)) ||
((diff < 0) && (diff > -limit));
if (adjustColor) {
const int inc = (backgrBrightness < 2 * limit) ? (2 * limit) : -limit;
color = TQColor(bgRed + inc, bgGreen + inc, bgBlue + inc);
}
return color;
}
#include "statusbarspaceinfo.moc"
|
