Differential D25218 Diff 69508 src/statusbar/dolphinstatusbar.cpp

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src/statusbar/dolphinstatusbar.cpp

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34#include <QMenu> 34​#include <QMenu>
35#include <QProgressBar> 35​#include <QProgressBar>
36#include <QSlider> 36​#include <QSlider>
37#include <QTextDocument> 37​#include <QTextDocument>
38#include <QTimer> 38​#include <QTimer>
39#include <QToolButton> 39​#include <QToolButton>
40 40​
41namespace { 41​namespace {
42 const int ResetToDefaultTimeout = 1000; 42​ const int UpdateDelay = 50;
43} 43​}
44 44​
45DolphinStatusBar::DolphinStatusBar(QWidget* parent) : 45​DolphinStatusBar::DolphinStatusBar(QWidget* parent) :
46 QWidget(parent), 46​ QWidget(parent),
47 m_text(), 47​ m_text(),
48 m_defaultText(), 48​ m_defaultText(),
49 m_label(nullptr), 49​ m_label(nullptr),
50 m_spaceInfo(nullptr), 50​ m_spaceInfo(nullptr),
51 m_zoomSlider(nullptr), 51​ m_zoomSlider(nullptr),
52 m_progressBar(nullptr), 52​ m_progressBar(nullptr),
53 m_stopButton(nullptr), 53​ m_stopButton(nullptr),
54 m_progress(100), 54​ m_progress(100),
55 m_showProgressBarTimer(nullptr), 55​ m_showProgressBarTimer(nullptr),
56 m_resetToDefaultTextTimer(nullptr), 56​ m_delayUpdateTimer(nullptr)
57 m_textTimestamp() ​
58{ 57​{
59 // Initialize text label 58​ // Initialize text label
60 m_label = new KSqueezedTextLabel(m_text, this); 59​ m_label = new KSqueezedTextLabel(m_text, this);
61 m_label->setWordWrap(true); 60​ m_label->setWordWrap(true);
62 m_label->setTextFormat(Qt::PlainText); 61​ m_label->setTextFormat(Qt::PlainText);
63 62​
64 // Initialize zoom widget 63​ // Initialize zoom widget
65 m_zoomSlider = new QSlider(Qt::Horizontal, this); 64​ m_zoomSlider = new QSlider(Qt::Horizontal, this);
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90 m_progressBar = new QProgressBar(this); 89​ m_progressBar = new QProgressBar(this);
91 m_progressBar->hide(); 90​ m_progressBar->hide();
92 91​
93 m_showProgressBarTimer = new QTimer(this); 92​ m_showProgressBarTimer = new QTimer(this);
94 m_showProgressBarTimer->setInterval(500); 93​ m_showProgressBarTimer->setInterval(500);
95 m_showProgressBarTimer->setSingleShot(true); 94​ m_showProgressBarTimer->setSingleShot(true);
96 connect(m_showProgressBarTimer, &QTimer::timeout, this, &DolphinStatusBar::updateProgressInfo); 95​ connect(m_showProgressBarTimer, &QTimer::timeout, this, &DolphinStatusBar::updateProgressInfo);
97 96​
98 m_resetToDefaultTextTimer = new QTimer(this); 97​ // initialize text updater delay timer
99 m_resetToDefaultTextTimer->setInterval(ResetToDefaultTimeout); 98​ m_delayUpdateTimer = new QTimer(this);
100 m_resetToDefaultTextTimer->setSingleShot(true); 99​ m_delayUpdateTimer->setInterval(UpdateDelay);
101 connect(m_resetToDefaultTextTimer, &QTimer::timeout, this, &DolphinStatusBar::slotResetToDefaultText); 100​ m_delayUpdateTimer->setSingleShot(true);
101​ connect(m_delayUpdateTimer, &QTimer::timeout,
102​ this, &DolphinStatusBar::updateLabelText);
102 103​
103 // Initialize top layout and size policies 104​ // Initialize top layout and size policies
104 const int fontHeight = QFontMetrics(m_label->font()).height(); 105​ const int fontHeight = QFontMetrics(m_label->font()).height();
105 const int zoomSliderHeight = m_zoomSlider->minimumSizeHint().height(); 106​ const int zoomSliderHeight = m_zoomSlider->minimumSizeHint().height();
106 const int buttonHeight = m_stopButton->height(); 107​ const int buttonHeight = m_stopButton->height();
107 const int contentHeight = qMax(qMax(fontHeight, zoomSliderHeight), buttonHeight); 108​ const int contentHeight = qMax(qMax(fontHeight, zoomSliderHeight), buttonHeight);
108 109​
109 QFontMetrics fontMetrics(m_label->font()); 110​ QFontMetrics fontMetrics(m_label->font());
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149void DolphinStatusBar::setText(const QString& text) 150​void DolphinStatusBar::setText(const QString& text)
150{ 151​{
151 if (m_text == text) { 152​ if (m_text == text) {
152 return; 153​ return;
153 } 154​ }
154 155​
155 m_textTimestamp = QTime::currentTime(); 156​ m_textTimestamp = QTime::currentTime();
156 157​
157 if (text.isEmpty()) { ​
158 // Assure that the previous set text won't get ​
159 // cleared immediately. ​
160 m_resetToDefaultTextTimer->start(); ​
161 } else { ​
162 m_text = text; 158​ m_text = text;
163 159​ // will update status bar text in 50ms
164 if (m_resetToDefaultTextTimer->isActive()) { 160​ m_delayUpdateTimer->start();
165 m_resetToDefaultTextTimer->start(); ​
166 } ​
167 ​
168 updateLabelText(); ​
169 } ​
170} 161​}
171 162​
172QString DolphinStatusBar::text() const 163​QString DolphinStatusBar::text() const
173{ 164​{
174 return m_text; 165​ return m_text;
175} 166​}
176 167​
177void DolphinStatusBar::setProgressText(const QString& text) 168​void DolphinStatusBar::setProgressText(const QString& text)
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209 200​
210int DolphinStatusBar::progress() const 201​int DolphinStatusBar::progress() const
211{ 202​{
212 return m_progress; 203​ return m_progress;
213} 204​}
214 205​
215void DolphinStatusBar::resetToDefaultText() 206​void DolphinStatusBar::resetToDefaultText()
216{ 207​{
208​ m_text.clear();
209​
217 QTime currentTime; 210​ QTime currentTime;
218 if (currentTime.msecsTo(m_textTimestamp) < ResetToDefaultTimeout) { 211​ if (currentTime.msecsTo(m_textTimestamp) < UpdateDelay) {
219 m_resetToDefaultTextTimer->start(); 212​ m_delayUpdateTimer->start();
220 } else { 213​ } else {
221 m_resetToDefaultTextTimer->stop(); 214​ updateLabelText();
222 slotResetToDefaultText(); ​
223 } 215​ }
224} 216​}
225 217​
226void DolphinStatusBar::setDefaultText(const QString& text) 218​void DolphinStatusBar::setDefaultText(const QString& text)
227{ 219​{
228 m_defaultText = text; 220​ m_defaultText = text;
229 updateLabelText(); 221​ updateLabelText();
230} 222​}
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320} 312​}
321 313​
322void DolphinStatusBar::updateLabelText() 314​void DolphinStatusBar::updateLabelText()
323{ 315​{
324 const QString text = m_text.isEmpty() ? m_defaultText : m_text; 316​ const QString text = m_text.isEmpty() ? m_defaultText : m_text;
325 m_label->setText(text); 317​ m_label->setText(text);
326} 318​}
327 319​
328void DolphinStatusBar::slotResetToDefaultText() ​
329{ ​
330 m_text.clear(); ​
331 updateLabelText(); ​
332} ​
333 ​
334void DolphinStatusBar::updateZoomSliderToolTip(int zoomLevel) 320​void DolphinStatusBar::updateZoomSliderToolTip(int zoomLevel)
335{ 321​{
336 const int size = ZoomLevelInfo::iconSizeForZoomLevel(zoomLevel); 322​ const int size = ZoomLevelInfo::iconSizeForZoomLevel(zoomLevel);
337 m_zoomSlider->setToolTip(i18ncp("@info:tooltip", "Size: 1 pixel", "Size: %1 pixels", size)); 323​ m_zoomSlider->setToolTip(i18ncp("@info:tooltip", "Size: 1 pixel", "Size: %1 pixels", size));
338} 324​}
339 325​
340void DolphinStatusBar::setExtensionsVisible(bool visible) 326​void DolphinStatusBar::setExtensionsVisible(bool visible)
341{ 327​{
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