You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
247 lines
9.0 KiB
247 lines
9.0 KiB
// Copyright (c) 2011-2015 The Bitcoin Core developers |
|
// Distributed under the MIT software license, see the accompanying |
|
// file COPYING or http://www.opensource.org/licenses/mit-license.php. |
|
|
|
#ifndef BITCOIN_QT_GUIUTIL_H |
|
#define BITCOIN_QT_GUIUTIL_H |
|
|
|
#include "amount.h" |
|
|
|
#include <QEvent> |
|
#include <QHeaderView> |
|
#include <QMessageBox> |
|
#include <QObject> |
|
#include <QProgressBar> |
|
#include <QString> |
|
#include <QTableView> |
|
#include <QLabel> |
|
|
|
#include <boost/filesystem.hpp> |
|
|
|
class QValidatedLineEdit; |
|
class SendCoinsRecipient; |
|
|
|
QT_BEGIN_NAMESPACE |
|
class QAbstractItemView; |
|
class QDateTime; |
|
class QFont; |
|
class QLineEdit; |
|
class QUrl; |
|
class QWidget; |
|
QT_END_NAMESPACE |
|
|
|
/** Utility functions used by the Bitcoin Qt UI. |
|
*/ |
|
namespace GUIUtil |
|
{ |
|
// Create human-readable string from date |
|
QString dateTimeStr(const QDateTime &datetime); |
|
QString dateTimeStr(qint64 nTime); |
|
|
|
// Return a monospace font |
|
QFont fixedPitchFont(); |
|
|
|
// Set up widgets for address and amounts |
|
void setupAddressWidget(QValidatedLineEdit *widget, QWidget *parent); |
|
void setupAmountWidget(QLineEdit *widget, QWidget *parent); |
|
|
|
// Parse "bitcoin:" URI into recipient object, return true on successful parsing |
|
bool parseBitcoinURI(const QUrl &uri, SendCoinsRecipient *out); |
|
bool parseBitcoinURI(QString uri, SendCoinsRecipient *out); |
|
QString formatBitcoinURI(const SendCoinsRecipient &info); |
|
|
|
// Returns true if given address+amount meets "dust" definition |
|
bool isDust(const QString& address, const CAmount& amount); |
|
|
|
// HTML escaping for rich text controls |
|
QString HtmlEscape(const QString& str, bool fMultiLine=false); |
|
QString HtmlEscape(const std::string& str, bool fMultiLine=false); |
|
|
|
/** Copy a field of the currently selected entry of a view to the clipboard. Does nothing if nothing |
|
is selected. |
|
@param[in] column Data column to extract from the model |
|
@param[in] role Data role to extract from the model |
|
@see TransactionView::copyLabel, TransactionView::copyAmount, TransactionView::copyAddress |
|
*/ |
|
void copyEntryData(QAbstractItemView *view, int column, int role=Qt::EditRole); |
|
|
|
/** Return a field of the currently selected entry as a QString. Does nothing if nothing |
|
is selected. |
|
@param[in] column Data column to extract from the model |
|
@see TransactionView::copyLabel, TransactionView::copyAmount, TransactionView::copyAddress |
|
*/ |
|
QList<QModelIndex> getEntryData(QAbstractItemView *view, int column); |
|
|
|
void setClipboard(const QString& str); |
|
|
|
/** Get save filename, mimics QFileDialog::getSaveFileName, except that it appends a default suffix |
|
when no suffix is provided by the user. |
|
|
|
@param[in] parent Parent window (or 0) |
|
@param[in] caption Window caption (or empty, for default) |
|
@param[in] dir Starting directory (or empty, to default to documents directory) |
|
@param[in] filter Filter specification such as "Comma Separated Files (*.csv)" |
|
@param[out] selectedSuffixOut Pointer to return the suffix (file type) that was selected (or 0). |
|
Can be useful when choosing the save file format based on suffix. |
|
*/ |
|
QString getSaveFileName(QWidget *parent, const QString &caption, const QString &dir, |
|
const QString &filter, |
|
QString *selectedSuffixOut); |
|
|
|
/** Get open filename, convenience wrapper for QFileDialog::getOpenFileName. |
|
|
|
@param[in] parent Parent window (or 0) |
|
@param[in] caption Window caption (or empty, for default) |
|
@param[in] dir Starting directory (or empty, to default to documents directory) |
|
@param[in] filter Filter specification such as "Comma Separated Files (*.csv)" |
|
@param[out] selectedSuffixOut Pointer to return the suffix (file type) that was selected (or 0). |
|
Can be useful when choosing the save file format based on suffix. |
|
*/ |
|
QString getOpenFileName(QWidget *parent, const QString &caption, const QString &dir, |
|
const QString &filter, |
|
QString *selectedSuffixOut); |
|
|
|
/** Get connection type to call object slot in GUI thread with invokeMethod. The call will be blocking. |
|
|
|
@returns If called from the GUI thread, return a Qt::DirectConnection. |
|
If called from another thread, return a Qt::BlockingQueuedConnection. |
|
*/ |
|
Qt::ConnectionType blockingGUIThreadConnection(); |
|
|
|
// Determine whether a widget is hidden behind other windows |
|
bool isObscured(QWidget *w); |
|
|
|
// Open debug.log |
|
void openDebugLogfile(); |
|
|
|
// Replace invalid default fonts with known good ones |
|
void SubstituteFonts(const QString& language); |
|
|
|
/** Qt event filter that intercepts ToolTipChange events, and replaces the tooltip with a rich text |
|
representation if needed. This assures that Qt can word-wrap long tooltip messages. |
|
Tooltips longer than the provided size threshold (in characters) are wrapped. |
|
*/ |
|
class ToolTipToRichTextFilter : public QObject |
|
{ |
|
Q_OBJECT |
|
|
|
public: |
|
explicit ToolTipToRichTextFilter(int size_threshold, QObject *parent = 0); |
|
|
|
protected: |
|
bool eventFilter(QObject *obj, QEvent *evt); |
|
|
|
private: |
|
int size_threshold; |
|
}; |
|
|
|
/** |
|
* Makes a QTableView last column feel as if it was being resized from its left border. |
|
* Also makes sure the column widths are never larger than the table's viewport. |
|
* In Qt, all columns are resizable from the right, but it's not intuitive resizing the last column from the right. |
|
* Usually our second to last columns behave as if stretched, and when on strech mode, columns aren't resizable |
|
* interactively or programatically. |
|
* |
|
* This helper object takes care of this issue. |
|
* |
|
*/ |
|
class TableViewLastColumnResizingFixer: public QObject |
|
{ |
|
Q_OBJECT |
|
|
|
public: |
|
TableViewLastColumnResizingFixer(QTableView* table, int lastColMinimumWidth, int allColsMinimumWidth, QObject *parent); |
|
void stretchColumnWidth(int column); |
|
|
|
private: |
|
QTableView* tableView; |
|
int lastColumnMinimumWidth; |
|
int allColumnsMinimumWidth; |
|
int lastColumnIndex; |
|
int columnCount; |
|
int secondToLastColumnIndex; |
|
|
|
void adjustTableColumnsWidth(); |
|
int getAvailableWidthForColumn(int column); |
|
int getColumnsWidth(); |
|
void connectViewHeadersSignals(); |
|
void disconnectViewHeadersSignals(); |
|
void setViewHeaderResizeMode(int logicalIndex, QHeaderView::ResizeMode resizeMode); |
|
void resizeColumn(int nColumnIndex, int width); |
|
|
|
private Q_SLOTS: |
|
void on_sectionResized(int logicalIndex, int oldSize, int newSize); |
|
void on_geometriesChanged(); |
|
}; |
|
|
|
bool GetStartOnSystemStartup(); |
|
bool SetStartOnSystemStartup(bool fAutoStart); |
|
|
|
/** Save window size and position */ |
|
void saveWindowGeometry(const QString& strSetting, QWidget *parent); |
|
/** Restore window size and position */ |
|
void restoreWindowGeometry(const QString& strSetting, const QSize &defaultSizeIn, QWidget *parent); |
|
|
|
/* Convert QString to OS specific boost path through UTF-8 */ |
|
boost::filesystem::path qstringToBoostPath(const QString &path); |
|
|
|
/* Convert OS specific boost path to QString through UTF-8 */ |
|
QString boostPathToQString(const boost::filesystem::path &path); |
|
|
|
/* Convert seconds into a QString with days, hours, mins, secs */ |
|
QString formatDurationStr(int secs); |
|
|
|
/* Format CNodeStats.nServices bitmask into a user-readable string */ |
|
QString formatServicesStr(quint64 mask); |
|
|
|
/* Format a CNodeCombinedStats.dPingTime into a user-readable string or display N/A, if 0*/ |
|
QString formatPingTime(double dPingTime); |
|
|
|
/* Format a CNodeCombinedStats.nTimeOffset into a user-readable string. */ |
|
QString formatTimeOffset(int64_t nTimeOffset); |
|
|
|
QString formateNiceTimeOffset(qint64 secs); |
|
|
|
class ClickableLabel : public QLabel |
|
{ |
|
Q_OBJECT |
|
|
|
Q_SIGNALS: |
|
/** Emitted when the label is clicked. The relative mouse coordinates of the click are |
|
* passed to the signal. |
|
*/ |
|
void clicked(const QPoint& point); |
|
protected: |
|
void mouseReleaseEvent(QMouseEvent *event); |
|
}; |
|
|
|
class ClickableProgressBar : public QProgressBar |
|
{ |
|
Q_OBJECT |
|
|
|
Q_SIGNALS: |
|
/** Emitted when the progressbar is clicked. The relative mouse coordinates of the click are |
|
* passed to the signal. |
|
*/ |
|
void clicked(const QPoint& point); |
|
protected: |
|
void mouseReleaseEvent(QMouseEvent *event); |
|
}; |
|
|
|
#if defined(Q_OS_MAC) && QT_VERSION >= 0x050000 |
|
// workaround for Qt OSX Bug: |
|
// https://bugreports.qt-project.org/browse/QTBUG-15631 |
|
// QProgressBar uses around 10% CPU even when app is in background |
|
class ProgressBar : public ClickableProgressBar |
|
{ |
|
bool event(QEvent *e) { |
|
return (e->type() != QEvent::StyleAnimationUpdate) ? QProgressBar::event(e) : false; |
|
} |
|
}; |
|
#else |
|
typedef ClickableProgressBar ProgressBar; |
|
#endif |
|
|
|
} // namespace GUIUtil |
|
|
|
#endif // BITCOIN_QT_GUIUTIL_H
|
|
|