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add in a check for the app requirements

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Kilian Valkhof 2010-02-07 15:19:50 +01:00
parent d345f05cdb
commit 245fde934b
1 changed files with 23 additions and 0 deletions
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23
trimage.py
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@ -28,6 +28,10 @@ class StartQT4(QMainWindow):
self.ui = Ui_trimage() self.ui = Ui_trimage()
self.ui.setupUi(self) self.ui.setupUi(self)
# check if apps are installed
if self.checkapps():
quit()
#add quit shortcut #add quit shortcut
if hasattr(QKeySequence, 'Quit'): if hasattr(QKeySequence, 'Quit'):
self.quit_shortcut = QShortcut(QKeySequence(QKeySequence.Quit), self.quit_shortcut = QShortcut(QKeySequence(QKeySequence.Quit),
@ -195,6 +199,25 @@ class StartQT4(QMainWindow):
"""Enable the recompress button.""" """Enable the recompress button."""
self.ui.recompress.setEnabled(True) self.ui.recompress.setEnabled(True)
def checkapps(self):
#check if apps exist
status = False
retcode = call("jpegoptim --version", shell=True, stdout=PIPE)
if retcode != 0:
status = True
print("[error] please install jpegoptim")
retcode = call("optipng -v", shell=True, stdout=PIPE)
if retcode != 0:
status = True
print("[error] please install optipng")
retcode = call("advpng --version", shell=True, stdout=PIPE)
if retcode != 0:
status = True
print("[error] please install advancecomp")
return status
class TriTableModel(QAbstractTableModel): class TriTableModel(QAbstractTableModel):