Mirrors/inspectrum
2
0
Fork 0
mirror of https://github.com/miek/inspectrum.git synced 2026-03-06 08:24:29 +01:00
Code Issues Packages Projects Releases Wiki Activity

Remember state of "Open File" dialog

Browse Source
This commit is contained in:
Eoin Mcloughlin
2016-12-18 12:51:59 +00:00
parent 5e332faedc
commit 4cc04c1ca4
1 changed files with 30 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

38
spectrogramcontrols.cpp
View File

@@ -139,14 +139,36 @@ void SpectrogramControls::fftOrZoomChanged(int value)
void SpectrogramControls::fileOpenButtonClicked()
{
QString fileName = QFileDialog::getOpenFileName(
this, tr("Open File"), "",
tr("All files (*);;"
"complex<float> file (*.cfile *.cf32 *.fc32);;"
"complex<int8> HackRF file (*.cs8 *.sc8 *.c8);;"
"complex<int16> Fancy file (*.cs16 *.sc16 *.c16);;"
"complex<uint8> RTL-SDR file (*.cu8 *.uc8)")
);
QSettings settings;
QString fileName;
QFileDialog fileSelect(this);
fileSelect.setNameFilter(tr("All files (*)",
"complex<float> file (*.cfile *.cf32 *.fc32);;"
"complex<int8> HackRF file (*.cs8 *.sc8 *.c8);;"
"complex<int16> Fancy file (*.cs16 *.sc16 *.c16);;"
"complex<uint8> RTL-SDR file (*.cu8 *.uc8);;"));
// Try and load a saved state
{
QByteArray savedState = settings.value("OpenFileState").toByteArray();
fileSelect.restoreState(savedState);
// Filter doesn't seem to be considered part of the saved state
QString lastUsedFilter = settings.value("OpenFileFilter").toString();
if(lastUsedFilter.size())
fileSelect.selectNameFilter(lastUsedFilter);
}
if(fileSelect.exec())
{
fileName = fileSelect.selectedFiles()[0];
// Remember the state of the dialog for the next time
QByteArray dialogState = fileSelect.saveState();
settings.setValue("OpenFileState", dialogState);
settings.setValue("OpenFileFilter", fileSelect.selectedNameFilter());
}
if (!fileName.isEmpty())
emit openFile(fileName);
}