1fa4ae67a3
9ab9e7d Add a button to open the config file in a text editor (Eric Shaw Jr)
Tree-SHA512: 1d13be9ac788a05a5116dbb3e1136ef65732dc2b5634547860612658109668922c9ea80b77bde4ba5beaa762d54f2a986a6064d4e34e963cdcd3d126a4eced37
249 lines
9.1 KiB
C++
249 lines
9.1 KiB
C++
// Copyright (c) 2011-2016 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_QT_GUIUTIL_H
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#define BITCOIN_QT_GUIUTIL_H
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#include "amount.h"
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#include "fs.h"
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#include <QEvent>
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#include <QHeaderView>
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#include <QMessageBox>
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#include <QObject>
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#include <QProgressBar>
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#include <QString>
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#include <QTableView>
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#include <QLabel>
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class QValidatedLineEdit;
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class SendCoinsRecipient;
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QT_BEGIN_NAMESPACE
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class QAbstractItemView;
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class QDateTime;
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class QFont;
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class QLineEdit;
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class QUrl;
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class QWidget;
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QT_END_NAMESPACE
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/** Utility functions used by the Bitcoin Qt UI.
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*/
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namespace GUIUtil
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{
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// Create human-readable string from date
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QString dateTimeStr(const QDateTime &datetime);
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QString dateTimeStr(qint64 nTime);
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// Return a monospace font
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QFont fixedPitchFont();
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// Set up widgets for address and amounts
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void setupAddressWidget(QValidatedLineEdit *widget, QWidget *parent);
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void setupAmountWidget(QLineEdit *widget, QWidget *parent);
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// Parse "bitcoin:" URI into recipient object, return true on successful parsing
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bool parseBitcoinURI(const QUrl &uri, SendCoinsRecipient *out);
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bool parseBitcoinURI(QString uri, SendCoinsRecipient *out);
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QString formatBitcoinURI(const SendCoinsRecipient &info);
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// Returns true if given address+amount meets "dust" definition
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bool isDust(const QString& address, const CAmount& amount);
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// HTML escaping for rich text controls
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QString HtmlEscape(const QString& str, bool fMultiLine=false);
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QString HtmlEscape(const std::string& str, bool fMultiLine=false);
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/** Copy a field of the currently selected entry of a view to the clipboard. Does nothing if nothing
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is selected.
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@param[in] column Data column to extract from the model
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@param[in] role Data role to extract from the model
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@see TransactionView::copyLabel, TransactionView::copyAmount, TransactionView::copyAddress
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*/
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void copyEntryData(QAbstractItemView *view, int column, int role=Qt::EditRole);
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/** Return a field of the currently selected entry as a QString. Does nothing if nothing
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is selected.
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@param[in] column Data column to extract from the model
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@see TransactionView::copyLabel, TransactionView::copyAmount, TransactionView::copyAddress
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*/
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QList<QModelIndex> getEntryData(QAbstractItemView *view, int column);
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void setClipboard(const QString& str);
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/** Get save filename, mimics QFileDialog::getSaveFileName, except that it appends a default suffix
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when no suffix is provided by the user.
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@param[in] parent Parent window (or 0)
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@param[in] caption Window caption (or empty, for default)
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@param[in] dir Starting directory (or empty, to default to documents directory)
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@param[in] filter Filter specification such as "Comma Separated Files (*.csv)"
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@param[out] selectedSuffixOut Pointer to return the suffix (file type) that was selected (or 0).
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Can be useful when choosing the save file format based on suffix.
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*/
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QString getSaveFileName(QWidget *parent, const QString &caption, const QString &dir,
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const QString &filter,
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QString *selectedSuffixOut);
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/** Get open filename, convenience wrapper for QFileDialog::getOpenFileName.
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@param[in] parent Parent window (or 0)
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@param[in] caption Window caption (or empty, for default)
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@param[in] dir Starting directory (or empty, to default to documents directory)
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@param[in] filter Filter specification such as "Comma Separated Files (*.csv)"
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@param[out] selectedSuffixOut Pointer to return the suffix (file type) that was selected (or 0).
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Can be useful when choosing the save file format based on suffix.
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*/
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QString getOpenFileName(QWidget *parent, const QString &caption, const QString &dir,
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const QString &filter,
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QString *selectedSuffixOut);
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/** Get connection type to call object slot in GUI thread with invokeMethod. The call will be blocking.
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@returns If called from the GUI thread, return a Qt::DirectConnection.
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If called from another thread, return a Qt::BlockingQueuedConnection.
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*/
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Qt::ConnectionType blockingGUIThreadConnection();
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// Determine whether a widget is hidden behind other windows
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bool isObscured(QWidget *w);
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// Open debug.log
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void openDebugLogfile();
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// Open the config file
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bool openBitcoinConf();
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// Replace invalid default fonts with known good ones
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void SubstituteFonts(const QString& language);
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/** Qt event filter that intercepts ToolTipChange events, and replaces the tooltip with a rich text
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representation if needed. This assures that Qt can word-wrap long tooltip messages.
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Tooltips longer than the provided size threshold (in characters) are wrapped.
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*/
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class ToolTipToRichTextFilter : public QObject
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{
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Q_OBJECT
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public:
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explicit ToolTipToRichTextFilter(int size_threshold, QObject *parent = 0);
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protected:
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bool eventFilter(QObject *obj, QEvent *evt);
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private:
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int size_threshold;
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};
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/**
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* Makes a QTableView last column feel as if it was being resized from its left border.
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* Also makes sure the column widths are never larger than the table's viewport.
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* In Qt, all columns are resizable from the right, but it's not intuitive resizing the last column from the right.
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* Usually our second to last columns behave as if stretched, and when on strech mode, columns aren't resizable
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* interactively or programmatically.
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*
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* This helper object takes care of this issue.
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*
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*/
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class TableViewLastColumnResizingFixer: public QObject
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{
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Q_OBJECT
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public:
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TableViewLastColumnResizingFixer(QTableView* table, int lastColMinimumWidth, int allColsMinimumWidth, QObject *parent);
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void stretchColumnWidth(int column);
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private:
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QTableView* tableView;
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int lastColumnMinimumWidth;
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int allColumnsMinimumWidth;
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int lastColumnIndex;
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int columnCount;
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int secondToLastColumnIndex;
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void adjustTableColumnsWidth();
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int getAvailableWidthForColumn(int column);
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int getColumnsWidth();
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void connectViewHeadersSignals();
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void disconnectViewHeadersSignals();
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void setViewHeaderResizeMode(int logicalIndex, QHeaderView::ResizeMode resizeMode);
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void resizeColumn(int nColumnIndex, int width);
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private Q_SLOTS:
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void on_sectionResized(int logicalIndex, int oldSize, int newSize);
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void on_geometriesChanged();
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};
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bool GetStartOnSystemStartup();
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bool SetStartOnSystemStartup(bool fAutoStart);
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/** Save window size and position */
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void saveWindowGeometry(const QString& strSetting, QWidget *parent);
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/** Restore window size and position */
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void restoreWindowGeometry(const QString& strSetting, const QSize &defaultSizeIn, QWidget *parent);
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/* Convert QString to OS specific boost path through UTF-8 */
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fs::path qstringToBoostPath(const QString &path);
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/* Convert OS specific boost path to QString through UTF-8 */
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QString boostPathToQString(const fs::path &path);
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/* Convert seconds into a QString with days, hours, mins, secs */
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QString formatDurationStr(int secs);
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/* Format CNodeStats.nServices bitmask into a user-readable string */
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QString formatServicesStr(quint64 mask);
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/* Format a CNodeCombinedStats.dPingTime into a user-readable string or display N/A, if 0*/
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QString formatPingTime(double dPingTime);
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/* Format a CNodeCombinedStats.nTimeOffset into a user-readable string. */
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QString formatTimeOffset(int64_t nTimeOffset);
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QString formatNiceTimeOffset(qint64 secs);
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class ClickableLabel : public QLabel
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{
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Q_OBJECT
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Q_SIGNALS:
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/** Emitted when the label is clicked. The relative mouse coordinates of the click are
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* passed to the signal.
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*/
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void clicked(const QPoint& point);
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protected:
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void mouseReleaseEvent(QMouseEvent *event);
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};
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class ClickableProgressBar : public QProgressBar
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{
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Q_OBJECT
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Q_SIGNALS:
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/** Emitted when the progressbar is clicked. The relative mouse coordinates of the click are
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* passed to the signal.
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*/
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void clicked(const QPoint& point);
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protected:
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void mouseReleaseEvent(QMouseEvent *event);
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};
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#if defined(Q_OS_MAC) && QT_VERSION >= 0x050000
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// workaround for Qt OSX Bug:
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// https://bugreports.qt-project.org/browse/QTBUG-15631
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// QProgressBar uses around 10% CPU even when app is in background
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class ProgressBar : public ClickableProgressBar
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{
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bool event(QEvent *e) {
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return (e->type() != QEvent::StyleAnimationUpdate) ? QProgressBar::event(e) : false;
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}
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};
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#else
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typedef ClickableProgressBar ProgressBar;
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#endif
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} // namespace GUIUtil
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#endif // BITCOIN_QT_GUIUTIL_H
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