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Windows QPA: Implement setting the "Cancel" button text of file dialogs

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The functionality was missing in IFileDialog. As of Windows 7;
IFileDialog can be queried for IFileDialog2, which provides it.

Task-number: QTBUG-44112
Change-Id: I0c0345d516bbc36f9bb519545f5eda1289c9ef23
Reviewed-by: Oliver Wolff <oliver.wolff@qt.io>
This commit is contained in:
Friedemann Kleint 2017-01-09 17:24:19 +01:00
parent 3d08f308f1
commit d135acfa43
1 changed files with 15 additions and 1 deletions
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16
src/plugins/platforms/windows/qwindowsdialoghelpers.cpp
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@ -1001,6 +1001,13 @@ void QWindowsNativeFileDialogBase::setDefaultSuffixSys(const QString &s)
m_fileDialog->SetDefaultExtension(wSuffix);
}
static inline IFileDialog2 *getFileDialog2(IFileDialog *fileDialog)
{
IFileDialog2 *result;
return SUCCEEDED(fileDialog->QueryInterface(IID_IFileDialog2, reinterpret_cast<void **>(&result)))
? result : nullptr;
}
void QWindowsNativeFileDialogBase::setLabelText(QFileDialogOptions::DialogLabel l, const QString &text)
{
wchar_t *wText = const_cast<wchar_t *>(reinterpret_cast<const wchar_t *>(text.utf16()));
@ -1011,8 +1018,13 @@ void QWindowsNativeFileDialogBase::setLabelText(QFileDialogOptions::DialogLabel
case QFileDialogOptions::Accept:
m_fileDialog->SetOkButtonLabel(wText);
break;
case QFileDialogOptions::LookIn:
case QFileDialogOptions::Reject:
if (IFileDialog2 *dialog2 = getFileDialog2(m_fileDialog)) {
dialog2->SetCancelButtonLabel(wText);
dialog2->Release();
}
break;
case QFileDialogOptions::LookIn:
case QFileDialogOptions::FileType:
case QFileDialogOptions::DialogLabelCount:
break;
@ -1347,6 +1359,8 @@ QWindowsNativeDialogBase *QWindowsFileDialogHelper::createNativeDialog()
result->setLabelText(QFileDialogOptions::FileName, opts->labelText(QFileDialogOptions::FileName));
if (opts->isLabelExplicitlySet(QFileDialogOptions::Accept))
result->setLabelText(QFileDialogOptions::Accept, opts->labelText(QFileDialogOptions::Accept));
if (opts->isLabelExplicitlySet(QFileDialogOptions::Reject))
result->setLabelText(QFileDialogOptions::Reject, opts->labelText(QFileDialogOptions::Reject));
result->updateDirectory();
result->updateSelectedNameFilter();
const QList<QUrl> initialSelection = opts->initiallySelectedFiles();