Close all open documents in Cinema 4D, even the unsaved ones, skip the Save question for each one

c4d-close-all-documents.py

"""
Name-US:Close all documents
Description-US:Close all open documents, even the unsaved ones (hold SHIFT to skip the question)
Name-DE:Alle Dokumente schließen
Description-DE:Schließt alle Dokumente, auch die ungespeicherten (SHIFT halten um die Abfrage zu unterdrücken)
"""

import c4d


def CountOpenDocuments():
    # Iterate documents
    currentDocument = c4d.documents.GetFirstDocument()
    if not currentDocument:
        return 0

    documentCounter = 0
    while currentDocument:
        documentCounter += 1
        currentDocument = currentDocument.GetNext()

    return documentCounter


def KillAllDocuments():
    # Iterate documents
    currentDocument = c4d.documents.GetFirstDocument()
    if not currentDocument:
        return 0

    documentCounter = 0
    while currentDocument:
        closeDocument = currentDocument
        currentDocument = currentDocument.GetNext()
        # Remove document from list, and kill it
        closeDocument.Remove()
        c4d.documents.KillDocument(closeDocument)
        # Increase counter
        documentCounter += 1

    return documentCounter


# Main function
def main():
    # Detect SHIFT key
    force = False
    res = c4d.BaseContainer()
    if c4d.gui.GetInputState(c4d.BFM_INPUT_KEYBOARD, c4d.BFM_INPUT_QUALIFIER, res):
        force = res[c4d.BFM_INPUT_QUALIFIER] & c4d.QSHIFT

    documentCounter = CountOpenDocuments()
    if force or c4d.gui.QuestionDialog('Really close all ' + str(documentCounter) + ' documents, even the unsaved?' if documentCounter > 1 else 'Really close the open document without saving?'):
        documentCounter = KillAllDocuments()
        c4d.StatusSetText('Closed ' + str(documentCounter) +
                          ' documents.' if documentCounter > 1 else 'Closed the open document.')


# Execute main()
if __name__ == '__main__':
    main()