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Implement SI-style (thin space) thoudands separator

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This commit is contained in:
Roy Badami
2014-05-09 23:50:09 +01:00
parent 9b4b3cf9cf
commit 7007402956
10 changed files with 184 additions and 37 deletions
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53
src/qt/bitcoinunits.h
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@@ -8,6 +8,37 @@
#include <QAbstractListModel>
#include <QString>
// U+2009 THIN SPACE = UTF-8 E2 80 89
#define REAL_THIN_SP_CP 0x2009
#define REAL_THIN_SP_UTF8 "\xE2\x80\x89"
#define REAL_THIN_SP_HTML "&thinsp;"
// U+200A HAIR SPACE = UTF-8 E2 80 8A
#define HAIR_SP_CP 0x200A
#define HAIR_SP_UTF8 "\xE2\x80\x8A"
#define HAIR_SP_HTML "&#8202;"
// U+2006 SIX-PER-EM SPACE = UTF-8 E2 80 86
#define SIXPEREM_SP_CP 0x2006
#define SIXPEREM_SP_UTF8 "\xE2\x80\x86"
#define SIXPEREM_SP_HTML "&#8198;"
// U+2007 FIGURE SPACE = UTF-8 E2 80 87
#define FIGURE_SP_CP 0x2007
#define FIGURE_SP_UTF8 "\xE2\x80\x87"
#define FIGURE_SP_HTML "&#8199;"
// QMessageBox seems to have a bug whereby it doesn't display thin/hair spaces
// correctly. Workaround is to display a space in a small font. If you
// change this, please test that it doesn't cause the parent span to start
// wrapping.
#define HTML_HACK_SP "<span style='white-space: nowrap; font-size: 6pt'> </span>"
// Define THIN_SP_* variables to be our preferred type of thin space
#define THIN_SP_CP REAL_THIN_SP_CP
#define THIN_SP_UTF8 REAL_THIN_SP_UTF8
#define THIN_SP_HTML HTML_HACK_SP
/** Bitcoin unit definitions. Encapsulates parsing and formatting
and serves as list model for drop-down selection boxes.
*/
@@ -28,6 +59,13 @@ public:
uBTC
};
enum SeparatorStyle
{
separatorNever,
separatorStandard,
separatorAlways
};
//! @name Static API
//! Unit conversion and formatting
///@{
@@ -49,9 +87,10 @@ public:
//! Number of decimals left
static int decimals(int unit);
//! Format as string
static QString format(int unit, qint64 amount, bool plussign=false);
static QString format(int unit, qint64 amount, bool plussign=false, SeparatorStyle separators=separatorStandard, bool fAlign=false);
//! Format as string (with unit)
static QString formatWithUnit(int unit, qint64 amount, bool plussign=false);
static QString formatWithUnit(int unit, qint64 amount, bool plussign=false, SeparatorStyle separators=separatorStandard, bool fAlign=false);
static QString formatHtmlWithUnit(int unit, qint64 amount, bool plussign=false, SeparatorStyle separators=separatorStandard);
//! Parse string to coin amount
static bool parse(int unit, const QString &value, qint64 *val_out);
///@}
@@ -67,6 +106,16 @@ public:
QVariant data(const QModelIndex &index, int role) const;
///@}
static QString removeSpaces(QString text)
{
text.remove(' ');
text.remove(QChar(THIN_SP_CP));
#if (THIN_SP_CP != REAL_THIN_SP_CP)
text.remove(QChar(REAL_THIN_SP_CP));
#endif
return text;
}
private:
QList<BitcoinUnits::Unit> unitlist;
};