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(trunk, qt) #5483: use native windows icons, more win portability goodness from mikedld

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This commit is contained in:
Jordan Lee 2013-09-08 18:53:11 +00:00
parent e0e98cbed5
commit 9ef851e790
2 changed files with 69 additions and 2 deletions
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69
qt/utils.cc
View file

@ -12,6 +12,11 @@
#include <iostream>
#ifdef WIN32
#include <windows.h>
#include <shellapi.h>
#endif
#include <QApplication>
#include <QDataStream>
#include <QFile>
@ -19,6 +24,7 @@
#include <QFileInfo>
#include <QInputDialog>
#include <QObject>
#include <QPixmapCache>
#include <QSet>
#include <QStyle>
@ -31,6 +37,11 @@
****
***/
#if defined(WIN32) && QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
// Should be in QtWinExtras soon, but for now let's import it manually
extern QPixmap qt_pixmapFromWinHICON(HICON icon);
#endif
QString
Utils :: remoteFileChooser( QWidget * parent, const QString& title, const QString& myPath, bool dir, bool local )
{
@ -55,9 +66,64 @@ Utils :: toStderr( const QString& str )
std::cerr << qPrintable(str) << std::endl;
}
const QIcon&
#ifdef WIN32
namespace
{
void
addAssociatedFileIcon (const QFileInfo& fileInfo, UINT iconSize, QIcon& icon)
{
QString const pixmapCacheKey = QLatin1String ("tr_file_ext_") +
QString::number (iconSize) + "_" + fileInfo.suffix ();
QPixmap pixmap;
if (!QPixmapCache::find (pixmapCacheKey, &pixmap))
{
const QString filename = fileInfo.fileName ();
SHFILEINFO shellFileInfo;
if (::SHGetFileInfoW ((const wchar_t*) filename.utf16 (), FILE_ATTRIBUTE_NORMAL,
&shellFileInfo, sizeof(shellFileInfo),
SHGFI_ICON | iconSize | SHGFI_USEFILEATTRIBUTES) != 0)
{
if (shellFileInfo.hIcon != NULL)
{
#if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
pixmap = qt_pixmapFromWinHICON (shellFileInfo.hIcon);
#else
pixmap = QPixmap::fromWinHICON (shellFileInfo.hIcon);
#endif
::DestroyIcon (shellFileInfo.hIcon);
}
}
QPixmapCache::insert (pixmapCacheKey, pixmap);
}
if (!pixmap.isNull ())
icon.addPixmap (pixmap);
}
} // namespace
#endif
QIcon
Utils :: guessMimeIcon( const QString& filename )
{
#ifdef WIN32
QIcon icon;
if (!filename.isEmpty ())
{
const QFileInfo fileInfo (filename);
addAssociatedFileIcon (fileInfo, SHGFI_SMALLICON, icon);
addAssociatedFileIcon (fileInfo, 0, icon);
addAssociatedFileIcon (fileInfo, SHGFI_LARGEICON, icon);
}
if (icon.isNull ())
icon = QApplication::style ()->standardIcon (QStyle::SP_FileIcon);
return icon;
#else
enum { DISK, DOCUMENT, PICTURE, VIDEO, ARCHIVE, AUDIO, APP, TYPE_COUNT };
static QIcon fallback;
static QIcon fileIcons[TYPE_COUNT];
@ -116,6 +182,7 @@ Utils :: guessMimeIcon( const QString& filename )
return fileIcons[i];
return fallback;
#endif
}
bool

2
qt/utils.h
View file

@ -31,7 +31,7 @@ class Utils: public QObject
public:
static QString remoteFileChooser( QWidget * parent, const QString& title, const QString& myPath, bool dir, bool local );
static const QIcon& guessMimeIcon( const QString& filename );
static QIcon guessMimeIcon( const QString& filename );
// Test if string is UTF-8 or not
static bool isValidUtf8 ( const char *s );