compileUiFiles.py

Sat, 14 Dec 2013 23:44:25 +0100

author
T.Rzepka <Tobias.Rzepka@gmail.com>
date
Sat, 14 Dec 2013 23:44:25 +0100
branch
Py2 comp.
changeset 3145
a9de05d4a22f
parent 3060
5883ce99ee12
child 3161
06f57a834adf
permissions
-rw-r--r--

# __IGNORE_WARNING__ added/ removed.

#!/usr/bin/env python3
# -*- coding: utf-8 -*-

# Copyright (c) 2009 - 2013 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Script for eric5 to compile all .ui files to Python source.
"""

from __future__ import unicode_literals

import sys
import os


def compileUiFiles():
    """
    Compile the .ui files to Python sources.
    """                                                 # __IGNORE_WARNING__
    try:
        from PyQt4.uic import compileUiDir
    except ImportError:
        from PyQt4.uic import compileUi
        
        def compileUiDir(dir, recurse=False,            # __IGNORE_WARNING__
                         map=None, **compileUi_args):
            """
            Creates Python modules from Qt Designer .ui files in a directory or
            directory tree.
            
            Note: This function is a modified version of the one found in
            PyQt4.

            @param dir Name of the directory to scan for files whose name ends
                with '.ui'. By default the generated Python module is created
                in the same directory ending with '.py'.
            @param recurse flag indicating that any sub-directories should be
                scanned.
            @param map an optional callable that is passed the name of the
                directory containing the '.ui' file and the name of the Python
                module that will be created. The callable should return a tuple
                of the name of the directory in which the Python module will be
                created and the (possibly modified) name of the module.
            @param compileUi_args any additional keyword arguments that are
                passed to the compileUi() function that is called to create
                each Python module.
            """
            def compile_ui(ui_dir, ui_file):
                """
                Local function to compile a single .ui file.
                
                @param ui_dir directory containing the .ui file (string)
                @param ui_file file name of the .ui file (string)
                """
                # Ignore if it doesn't seem to be a .ui file.
                if ui_file.endswith('.ui'):
                    py_dir = ui_dir
                    py_file = ui_file[:-3] + '.py'

                    # Allow the caller to change the name of the .py file or
                    # generate it in a different directory.
                    if map is not None:
                        py_dir, py_file = list(map(py_dir, py_file))

                    # Make sure the destination directory exists.
                    try:
                        os.makedirs(py_dir)
                    except:
                        pass

                    ui_path = os.path.join(ui_dir, ui_file)
                    py_path = os.path.join(py_dir, py_file)

                    ui_file = open(ui_path, 'r')
                    py_file = open(py_path, 'w')

                    try:
                        compileUi(ui_file, py_file, **compileUi_args)
                    finally:
                        ui_file.close()
                        py_file.close()

            if recurse:
                for root, _, files in os.walk(dir):
                    for ui in files:
                        compile_ui(root, ui)
            else:
                for ui in os.listdir(dir):
                    if os.path.isfile(os.path.join(dir, ui)):
                        compile_ui(dir, ui)
    
    def pyName(py_dir, py_file):
        """
        Local function to create the Python source file name for the compiled
        .ui file.
        
        @param py_dir suggested name of the directory (string)
        @param py_file suggested name for the compile source file (string)
        @return tuple of directory name (string) and source file name (string)
        """
        return py_dir, "Ui_{0}".format(py_file)
    
    compileUiDir(".", True, pyName)


def main(argv):
    """
    The main function of the script.

    @param argv the list of command line arguments.
    """
    # Compile .ui files
    print("Compiling user interface files...")
    compileUiFiles()
    
    
if __name__ == "__main__":
    try:
        main(sys.argv)
    except SystemExit:
        raise
    except:
        print(
            "\nAn internal error occured.  Please report all the output of the"
            " program, \nincluding the following traceback, to"
            " eric5-bugs@eric-ide.python-projects.org.\n")
        raise

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