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cmdui: add Runner class

Changeset 26fabf247f40…

Parent 1c99c73d7520…

by Yuki KODAMA

Changes to one file · Browse files at 26fabf247f40 Showing diff from parent 1c99c73d7520 Diff from another changeset...

Change 1 of 1 Show Entire File tortoisehg/​hgqt/​cmdui.py Stacked
 
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@@ -367,3 +367,55 @@
    def command_canceling(self):   self.cancel_btn.setDisabled(True) + +class Runner(QObject): + """A component for running Mercurial command without UI + + This command runner doesn't show any UI element unless it gets a warning + or an error while the command is running. Once an error or a warning is + received, it pops-up a small dialog which contains the command log. + """ + + commandStarted = pyqtSignal() + commandFinished = pyqtSignal(thread.DataWrapper) + commandCanceling = pyqtSignal() + + def __init__(self, title=_('TortoiseHg'), parent=None): + super(Runner, self).__init__() + + self.title = title + self.parent = parent + + self.core = Core() + self.core.commandStarted.connect(lambda: self.commandStarted.emit()) + self.core.commandFinished.connect(self.command_finished) + self.core.commandCanceling.connect(lambda: self.commandCanceling.emit()) + + self.core.output_text.setMinimumSize(460, 320) + + ### Public Methods ### + + def run(self, cmdline, *args): + self.core.run(cmdline, *args) + + def cancel(self): + self.core.cancel() + + def show_output(self, visible=True): + if not hasattr(self, 'dlg'): + self.dlg = QDialog(self.parent) + self.dlg.setWindowTitle(self.title) + flags = self.dlg.windowFlags() & ~Qt.WindowContextHelpButtonHint + self.dlg.setWindowFlags(flags) + box = QVBoxLayout() + box.setContentsMargins(*(0,)*4) + box.addWidget(self.core.output_text) + self.dlg.setLayout(box) + self.dlg.setVisible(visible) + + ### Signal Handler ### + + def command_finished(self, wrapper): + if wrapper.data != 0: + self.show_output() + self.commandFinished.emit(wrapper)