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qt: Change splash screen to normal window

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Makes it possible to move, minimize, unminimize the window while
Bitcoin Core is initializing.
This commit is contained in:
Wladimir J. van der Laan 2014-09-18 13:14:38 +02:00
parent 7fd8813675
commit a49f11d9ed
3 changed files with 58 additions and 19 deletions
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7
src/qt/bitcoin.cpp
View file

@ -338,8 +338,7 @@ void BitcoinApplication::createWindow(bool isaTestNet)
void BitcoinApplication::createSplashScreen(bool isaTestNet)
{
SplashScreen *splash = new SplashScreen(QPixmap(), 0, isaTestNet);
splash->setAttribute(Qt::WA_DeleteOnClose);
SplashScreen *splash = new SplashScreen(0, isaTestNet);
splash->show();
connect(this, SIGNAL(splashFinished(QWidget*)), splash, SLOT(slotFinish(QWidget*)));
}
@ -423,8 +422,6 @@ void BitcoinApplication::initializeResult(int retval)
}
#endif
emit splashFinished(window);
// If -min option passed, start window minimized.
if(GetBoolArg("-min", false))
{
@ -434,6 +431,8 @@ void BitcoinApplication::initializeResult(int retval)
{
window->show();
}
emit splashFinished(window);
#ifdef ENABLE_WALLET
// Now that initialization/startup is done, process any command-line
// bitcoin: URIs or payment requests:

55
src/qt/splashscreen.cpp
View file

@ -15,11 +15,12 @@
#include <QApplication>
#include <QPainter>
#include <QDesktopWidget>
SplashScreen::SplashScreen(const QPixmap &pixmap, Qt::WindowFlags f, bool isTestNet) :
QSplashScreen(pixmap, f)
SplashScreen::SplashScreen(Qt::WindowFlags f, bool isTestNet) :
QWidget(0, f), curAlignment(0)
{
setAutoFillBackground(true);
//setAutoFillBackground(true);
// set reference point, paddings
int paddingRight = 50;
@ -38,15 +39,14 @@ SplashScreen::SplashScreen(const QPixmap &pixmap, Qt::WindowFlags f, bool isTest
QString font = "Arial";
// load the bitmap for writing some text over it
QPixmap newPixmap;
if(isTestNet) {
newPixmap = QPixmap(":/images/splash_testnet");
pixmap = QPixmap(":/images/splash_testnet");
}
else {
newPixmap = QPixmap(":/images/splash");
pixmap = QPixmap(":/images/splash");
}
QPainter pixPaint(&newPixmap);
QPainter pixPaint(&pixmap);
pixPaint.setPen(QColor(100,100,100));
// check font size and drawing with
@ -61,7 +61,7 @@ SplashScreen::SplashScreen(const QPixmap &pixmap, Qt::WindowFlags f, bool isTest
pixPaint.setFont(QFont(font, 33*fontFactor));
fm = pixPaint.fontMetrics();
titleTextWidth = fm.width(titleText);
pixPaint.drawText(newPixmap.width()-titleTextWidth-paddingRight,paddingTop,titleText);
pixPaint.drawText(pixmap.width()-titleTextWidth-paddingRight,paddingTop,titleText);
pixPaint.setFont(QFont(font, 15*fontFactor));
@ -72,11 +72,11 @@ SplashScreen::SplashScreen(const QPixmap &pixmap, Qt::WindowFlags f, bool isTest
pixPaint.setFont(QFont(font, 10*fontFactor));
titleVersionVSpace -= 5;
}
pixPaint.drawText(newPixmap.width()-titleTextWidth-paddingRight+2,paddingTop+titleVersionVSpace,versionText);
pixPaint.drawText(pixmap.width()-titleTextWidth-paddingRight+2,paddingTop+titleVersionVSpace,versionText);
// draw copyright stuff
pixPaint.setFont(QFont(font, 10*fontFactor));
pixPaint.drawText(newPixmap.width()-titleTextWidth-paddingRight,paddingTop+titleCopyrightVSpace,copyrightText);
pixPaint.drawText(pixmap.width()-titleTextWidth-paddingRight,paddingTop+titleCopyrightVSpace,copyrightText);
// draw testnet string if testnet is on
if(isTestNet) {
@ -85,12 +85,22 @@ SplashScreen::SplashScreen(const QPixmap &pixmap, Qt::WindowFlags f, bool isTest
pixPaint.setFont(boldFont);
fm = pixPaint.fontMetrics();
int testnetAddTextWidth = fm.width(testnetAddText);
pixPaint.drawText(newPixmap.width()-testnetAddTextWidth-10,15,testnetAddText);
pixPaint.drawText(pixmap.width()-testnetAddTextWidth-10,15,testnetAddText);
}
pixPaint.end();
this->setPixmap(newPixmap);
// Set window title
if(isTestNet)
setWindowTitle(titleText + " " + testnetAddText);
else
setWindowTitle(titleText);
// Resize window and move to center of desktop, disallow resizing
QRect r(QPoint(), pixmap.size());
resize(r.size());
setFixedSize(r.size());
move(QApplication::desktop()->screenGeometry().center() - r.center());
subscribeToCoreSignals();
}
@ -102,7 +112,8 @@ SplashScreen::~SplashScreen()
void SplashScreen::slotFinish(QWidget *mainWin)
{
finish(mainWin);
hide();
deleteLater();
}
static void InitMessage(SplashScreen *splash, const std::string &message)
@ -146,3 +157,21 @@ void SplashScreen::unsubscribeFromCoreSignals()
pwalletMain->ShowProgress.disconnect(boost::bind(ShowProgress, this, _1, _2));
#endif
}
void SplashScreen::showMessage(const QString &message, int alignment, const QColor &color)
{
curMessage = message;
curAlignment = alignment;
curColor = color;
update();
}
void SplashScreen::paintEvent(QPaintEvent *event)
{
QPainter painter(this);
painter.drawPixmap(0, 0, pixmap);
QRect r = rect().adjusted(5, 5, -5, -5);
painter.setPen(curColor);
painter.drawText(r, curAlignment, curMessage);
}

15
src/qt/splashscreen.h
View file

@ -9,23 +9,34 @@
/** class for the splashscreen with information of the running client
*/
class SplashScreen : public QSplashScreen
class SplashScreen : public QWidget
{
Q_OBJECT
public:
explicit SplashScreen(const QPixmap &pixmap, Qt::WindowFlags f, bool isTestNet);
explicit SplashScreen(Qt::WindowFlags f, bool isTestNet);
~SplashScreen();
protected:
void paintEvent(QPaintEvent *event);
public slots:
/** Slot to call finish() method as it's not defined as slot */
void slotFinish(QWidget *mainWin);
/** Show message and progress */
void showMessage(const QString &message, int alignment, const QColor &color);
private:
/** Connect core signals to splash screen */
void subscribeToCoreSignals();
/** Disconnect core signals to splash screen */
void unsubscribeFromCoreSignals();
QPixmap pixmap;
QString curMessage;
QColor curColor;
int curAlignment;
};
#endif // SPLASHSCREEN_H