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00022 #include <stdlib.h>
00023 #include <limits.h>
00024
00025 #include <qpainter.h>
00026 #include <qpixmap.h>
00027 #include <qlabel.h>
00028 #include <qlayout.h>
00029 #include <qpushbutton.h>
00030 #include <qstring.h>
00031 #include <qregexp.h>
00032 #include <qstyle.h>
00033 #include <qtimer.h>
00034
00035 #include "kprogress.h"
00036
00037 #include <kapplication.h>
00038 #include <klocale.h>
00039 #include <kwin.h>
00040
00041 KProgress::KProgress(QWidget *parent, const char *name, WFlags f)
00042 : QProgressBar(parent, name, f),
00043 mFormat("%p%")
00044 {
00045 setProgress(0);
00046 }
00047
00048 KProgress::KProgress(int totalSteps, QWidget *parent, const char *name, WFlags f)
00049 : QProgressBar(totalSteps, parent, name, f),
00050 mFormat("%p%")
00051 {
00052 setProgress(0);
00053 }
00054
00055 KProgress::~KProgress()
00056 {
00057 }
00058
00059 void KProgress::advance(int offset)
00060 {
00061 setProgress(progress() + offset);
00062 }
00063
00064 void KProgress::setTotalSteps(int totalSteps)
00065 {
00066 QProgressBar::setTotalSteps(totalSteps);
00067
00068 if (totalSteps)
00069 {
00070 emit percentageChanged((progress() * 100) / totalSteps);
00071 }
00072 }
00073
00074 void KProgress::setProgress(int progress)
00075 {
00076 QProgressBar::setProgress(progress);
00077
00078 if (totalSteps())
00079 {
00080 emit percentageChanged((progress * 100) / totalSteps());
00081 }
00082 }
00083
00084
00085 void KProgress::setValue(int progress)
00086 {
00087 setProgress(progress);
00088 }
00089
00090
00091 void KProgress::setRange(int , int max)
00092 {
00093 setTotalSteps(max);
00094 }
00095
00096
00097 int KProgress::maxValue()
00098 {
00099 return totalSteps();
00100 }
00101
00102 void KProgress::setTextEnabled(bool enable)
00103 {
00104 setPercentageVisible(enable);
00105 }
00106
00107 bool KProgress::textEnabled() const
00108 {
00109 return percentageVisible();
00110 }
00111
00112 void KProgress::setFormat(const QString & format)
00113 {
00114 mFormat = format;
00115 if (mFormat != "%p%")
00116 setCenterIndicator(true);
00117 }
00118
00119 QString KProgress::format() const
00120 {
00121 return mFormat;
00122 }
00123
00124
00125 int KProgress::value() const
00126 {
00127 return progress();
00128 }
00129
00130 bool KProgress::setIndicator(QString &indicator, int progress, int totalSteps)
00131 {
00132 if (!totalSteps)
00133 return false;
00134 QString newString(mFormat);
00135 newString.replace(QString::fromLatin1("%v"),
00136 QString::number(progress));
00137 newString.replace(QString::fromLatin1("%m"),
00138 QString::number(totalSteps));
00139
00140 if (totalSteps > INT_MAX / 1000) {
00141 progress /= 1000;
00142 totalSteps /= 1000;
00143 }
00144
00145 newString.replace(QString::fromLatin1("%p"),
00146 QString::number((progress * 100) / totalSteps));
00147
00148 if (newString != indicator)
00149 {
00150 indicator = newString;
00151 return true;
00152 }
00153
00154 return false;
00155 }
00156
00157 struct KProgressDialog::KProgressDialogPrivate
00158 {
00159 KProgressDialogPrivate() : cancelButtonShown(true)
00160 {
00161 }
00162
00163 bool cancelButtonShown;
00164 };
00165
00166
00167
00168
00169 KProgressDialog::KProgressDialog(QWidget* parent, const char* name,
00170 const QString& caption, const QString& text,
00171 bool modal)
00172 : KDialogBase(KDialogBase::Plain, caption, KDialogBase::Cancel,
00173 KDialogBase::Cancel, parent, name, modal),
00174 mAutoClose(true),
00175 mAutoReset(false),
00176 mCancelled(false),
00177 mAllowCancel(true),
00178 mShown(false),
00179 mMinDuration(2000),
00180 d(new KProgressDialogPrivate)
00181 {
00182 KWin::setIcons(winId(), kapp->icon(), kapp->miniIcon());
00183 mShowTimer = new QTimer(this);
00184
00185 showButton(KDialogBase::Close, false);
00186 mCancelText = actionButton(KDialogBase::Cancel)->text();
00187
00188 QFrame* mainWidget = plainPage();
00189 QVBoxLayout* layout = new QVBoxLayout(mainWidget, 10);
00190
00191 mLabel = new QLabel(text, mainWidget);
00192 layout->addWidget(mLabel);
00193
00194 mProgressBar = new KProgress(mainWidget);
00195 layout->addWidget(mProgressBar);
00196
00197 connect(mProgressBar, SIGNAL(percentageChanged(int)),
00198 this, SLOT(slotAutoActions(int)));
00199 connect(mShowTimer, SIGNAL(timeout()), this, SLOT(slotAutoShow()));
00200 mShowTimer->start(mMinDuration, true);
00201 }
00202
00203 KProgressDialog::~KProgressDialog()
00204 {
00205 delete d;
00206 }
00207
00208 void KProgressDialog::slotAutoShow()
00209 {
00210 if (mShown || mCancelled)
00211 {
00212 return;
00213 }
00214
00215 show();
00216 kapp->processEvents();
00217 mShown = true;
00218 }
00219
00220 void KProgressDialog::slotCancel()
00221 {
00222 mCancelled = true;
00223
00224 if (mAllowCancel)
00225 {
00226 KDialogBase::slotCancel();
00227 }
00228 }
00229
00230 bool KProgressDialog::wasCancelled()
00231 {
00232 return mCancelled;
00233 }
00234
00235 bool KProgressDialog::wasCancelled() const
00236 {
00237 return mCancelled;
00238 }
00239
00240 void KProgressDialog::setMinimumDuration(int ms)
00241 {
00242 mMinDuration = ms;
00243 if (!mShown)
00244 {
00245 mShowTimer->stop();
00246 mShowTimer->start(mMinDuration, true);
00247 }
00248 }
00249
00250 int KProgressDialog::minimumDuration()
00251 {
00252 return mMinDuration;
00253 }
00254
00255 int KProgressDialog::minimumDuration() const
00256 {
00257 return mMinDuration;
00258 }
00259
00260 void KProgressDialog::setAllowCancel(bool allowCancel)
00261 {
00262 mAllowCancel = allowCancel;
00263 showCancelButton(allowCancel);
00264 }
00265
00266
00267 bool KProgressDialog::allowCancel()
00268 {
00269 return mAllowCancel;
00270 }
00271
00272 bool KProgressDialog::allowCancel() const
00273 {
00274 return mAllowCancel;
00275 }
00276
00277 KProgress* KProgressDialog::progressBar()
00278 {
00279 return mProgressBar;
00280 }
00281
00282 const KProgress* KProgressDialog::progressBar() const
00283 {
00284 return mProgressBar;
00285 }
00286
00287 void KProgressDialog::setLabel(const QString& text)
00288 {
00289 mLabel->setText(text);
00290 }
00291
00292
00293 QString KProgressDialog::labelText()
00294 {
00295 return mLabel->text();
00296 }
00297
00298 QString KProgressDialog::labelText() const
00299 {
00300 return mLabel->text();
00301 }
00302
00303 void KProgressDialog::showCancelButton(bool show)
00304 {
00305 showButtonCancel(show);
00306 }
00307
00308
00309 bool KProgressDialog::autoClose()
00310 {
00311 return mAutoClose;
00312 }
00313
00314 bool KProgressDialog::autoClose() const
00315 {
00316 return mAutoClose;
00317 }
00318
00319 void KProgressDialog::setAutoClose(bool autoClose)
00320 {
00321 mAutoClose = autoClose;
00322 }
00323
00324
00325 bool KProgressDialog::autoReset()
00326 {
00327 return mAutoReset;
00328 }
00329
00330 bool KProgressDialog::autoReset() const
00331 {
00332 return mAutoReset;
00333 }
00334
00335 void KProgressDialog::setAutoReset(bool autoReset)
00336 {
00337 mAutoReset = autoReset;
00338 }
00339
00340 void KProgressDialog::setButtonText(const QString& text)
00341 {
00342 mCancelText = text;
00343 setButtonCancel(text);
00344 }
00345
00346
00347 QString KProgressDialog::buttonText()
00348 {
00349 return mCancelText;
00350 }
00351
00352 QString KProgressDialog::buttonText() const
00353 {
00354 return mCancelText;
00355 }
00356
00357 void KProgressDialog::slotAutoActions(int percentage)
00358 {
00359 if (percentage < 100)
00360 {
00361 if (!d->cancelButtonShown)
00362 {
00363 setButtonCancel(mCancelText);
00364 d->cancelButtonShown = true;
00365 }
00366 return;
00367 }
00368
00369 mShowTimer->stop();
00370
00371 if (mAutoReset)
00372 {
00373 mProgressBar->setProgress(0);
00374 }
00375 else
00376 {
00377 setAllowCancel(true);
00378 setButtonCancel(KStdGuiItem::close());
00379 d->cancelButtonShown = false;
00380 }
00381
00382 if (mAutoClose)
00383 {
00384 if (mShown)
00385 {
00386 hide();
00387 }
00388 else
00389 {
00390 emit finished();
00391 }
00392 }
00393 }
00394
00395 void KProgress::virtual_hook( int, void* )
00396 { }
00397
00398 void KProgressDialog::virtual_hook( int id, void* data )
00399 { KDialogBase::virtual_hook( id, data ); }
00400
00401 #include "kprogress.moc"