[Qgis-user] Write and Save As with python in QGIS plugin

[Salvatore Larosa]

Hi,

On Tue, Dec 24, 2013 at 7:10 PM, Suryo Miles <suryomiles666 at gmail.com>wrote:

> I try to make plugin in QGIS and i want to make save as button but i got
> error message like this
>
> ""Traceback (most recent call last):
>   File "C:\Users\Mr.Pakde/.qgis2/python/plugins\latih\latihdialog.py",
> line 69, in
>
> saveAs
>     if not filename.isEmpty():
> AttributeError: 'unicode' object has no attribute 'isEmpty'  ""
>

you just try to change:

if not filename.isEmpty():

to:

if filename:

that should help you!
An useful resource to read before to write python plugin is:
http://hub.qgis.org/wiki/quantum-gis/Python_plugin_API_changes_from_18_to_20

Merry Christmas,

-SL


>
> I write my code like this :
>
>     cariButton = self.ui.btnCari
>     QtCore.QObject.connect(cariButton,QtCore.SIGNAL('clicked()'),self.cari)
>     saveButton = self.ui.btnSave
>     QtCore.QObject.connect(saveButton,
> QtCore.SIGNAL('clicked()'),self.saveAs)
>
>     def  cari(self, event=None):
>         #open dialog
>         filename = QtGui.QFileDialog.getOpenFileName(self, 'Open File',
> '*.xml')
>
>     self.ui.lineFile.setText(filename)
>         #panggil isi data
>
>     self.isiDataFile(filename)
>
>     def isiDataFile(self, nmfile):
>             #buka dengan open mode baca
>             teksFile = open(nmfile, 'r').read()
>
>     self.ui.textFile.setText(teksFile)
>
>     def _save(self, filename):
>         f = open( filename, "w" )
>             f.write( "%s" % self.lineFile.text() )
>     f.close()
>     def savefile(self):
>          if self.filename:
>               self._save( "%s" % self.filename )
>     else:
>               self.saveAs()
>
>     def saveAs(self):
>             filename = QtGui.QFileDialog(self).getSaveFileName()
>             if not filename.isEmpty():
>                 _filename = "%s" % filename
>                 self._save( _filename )
>                 self.setFilename( _filename )
>
>
>
>
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>



-- 
Salvatore Larosa
linkedIn: http://linkedin.com/in/larosasalvatore
twitter: @lrssvt
skype: s.larosa
IRC: lrssvt on freenode
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