Mercurial Repositories > eric / file comparison
comparison: src/eric7/eric7_compare.py
src/eric7/eric7_compare.py
- branch
- eric7
- changeset 10303
- ee1aadab1215
- parent 10238
- 9ea4634a697e
- child 10439
- 21c28b0f9e41
equal
deleted
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| 10302:8cb0dabf852f | 10303:ee1aadab1215 |
|---|---|
| 10 This is the main Python script that performs the necessary initialization | 10 This is the main Python script that performs the necessary initialization |
| 11 of the Compare module and starts the Qt event loop. This is a standalone | 11 of the Compare module and starts the Qt event loop. This is a standalone |
| 12 version of the integrated Compare module. | 12 version of the integrated Compare module. |
| 13 """ | 13 """ |
| 14 | 14 |
| 15 import argparse | |
| 15 import os | 16 import os |
| 16 import sys | 17 import sys |
| 17 | 18 |
| 18 from PyQt6.QtGui import QGuiApplication | 19 from PyQt6.QtGui import QGuiApplication |
| 19 | 20 |
| 20 for arg in sys.argv[:]: | |
| 21 if arg.startswith("--config="): | |
| 22 from eric7 import Globals | |
| 23 | 21 |
| 24 configDir = arg.replace("--config=", "") | 22 def createArgparseNamespace(): |
| 25 Globals.setConfigDir(configDir) | 23 """ |
| 26 sys.argv.remove(arg) | 24 Function to create an argument parser. |
| 27 elif arg.startswith("--settings="): | |
| 28 from PyQt6.QtCore import QSettings | |
| 29 | 25 |
| 30 settingsDir = os.path.expanduser(arg.replace("--settings=", "")) | 26 @return created argument parser object |
| 31 if not os.path.isdir(settingsDir): | 27 @rtype argparse.ArgumentParser |
| 32 os.makedirs(settingsDir) | 28 """ |
| 33 QSettings.setPath( | 29 from eric7.UI.Info import Version |
| 34 QSettings.Format.IniFormat, QSettings.Scope.UserScope, settingsDir | |
| 35 ) | |
| 36 sys.argv.remove(arg) | |
| 37 | 30 |
| 38 from eric7.Globals import AppInfo | 31 # 1. create the argument parser |
| 32 parser = argparse.ArgumentParser( | |
| 33 description="Simple graphical tool to compare two files side-by-side." | |
| 34 " It is part of the eric tool suite.", | |
| 35 epilog="Copyright (c) 2006 - 2023 Detlev Offenbach <detlev@die-offenbachs.de>.", | |
| 36 ) | |
| 37 | |
| 38 # 2. add the arguments | |
| 39 parser.add_argument( | |
| 40 "-V", | |
| 41 "--version", | |
| 42 action="version", | |
| 43 version="%(prog)s {0}".format(Version), | |
| 44 help="show version information and exit", | |
| 45 ) | |
| 46 parser.add_argument( | |
| 47 "--config", | |
| 48 metavar="config_dir", | |
| 49 help="use the given directory as the one containing the config files", | |
| 50 ) | |
| 51 parser.add_argument( | |
| 52 "--settings", | |
| 53 metavar="settings_dir", | |
| 54 help="use the given directory to store the settings files", | |
| 55 ) | |
| 56 parser.add_argument( | |
| 57 "file_1", | |
| 58 nargs="?", | |
| 59 help="first file to be compared", | |
| 60 ) | |
| 61 parser.add_argument( | |
| 62 "file_2", | |
| 63 nargs="?", | |
| 64 help="second file to be compared", | |
| 65 ) | |
| 66 | |
| 67 # 3. create the Namespace object by parsing the command line | |
| 68 args = parser.parse_args() | |
| 69 if args.file_1 and not args.file_2: | |
| 70 parser.error("Two files to be compared or none should be given.") | |
| 71 return args | |
| 72 | |
| 73 | |
| 74 args = createArgparseNamespace() | |
| 75 if args.config: | |
| 76 from eric7 import Globals | |
| 77 | |
| 78 Globals.setConfigDir(args.config) | |
| 79 if args.settings: | |
| 80 from PyQt6.QtCore import QSettings | |
| 81 | |
| 82 SettingsDir = os.path.expanduser(args.settings) | |
| 83 if not os.path.isdir(SettingsDir): | |
| 84 os.makedirs(SettingsDir) | |
| 85 QSettings.setPath( | |
| 86 QSettings.Format.IniFormat, QSettings.Scope.UserScope, SettingsDir | |
| 87 ) | |
| 88 | |
| 39 from eric7.Toolbox import Startup | 89 from eric7.Toolbox import Startup |
| 40 | 90 |
| 41 | 91 |
| 42 def createMainWidget(argv): | 92 def createMainWidget(args): |
| 43 """ | 93 """ |
| 44 Function to create the main widget. | 94 Function to create the main widget. |
| 45 | 95 |
| 46 @param argv list of commandline parameters (list of strings) | 96 @param args namespace object containing the parsed command line parameters |
| 47 @return reference to the main widget (QWidget) | 97 @type argparse.Namespace |
| 98 @return reference to the main widget | |
| 99 @rtype QWidget | |
| 48 """ | 100 """ |
| 49 from eric7.UI.CompareDialog import CompareWindow | 101 from eric7.UI.CompareDialog import CompareWindow |
| 50 | 102 |
| 51 if len(argv) >= 6: | 103 if args.file_1 and args.file_2: |
| 52 # assume last two entries are the files to compare | 104 return CompareWindow([("", args.file_1), ("", args.file_2)]) |
| 53 file1 = (argv[-4], argv[-2]) | |
| 54 file2 = (argv[-3], argv[-1]) | |
| 55 return CompareWindow([file1, file2]) | |
| 56 elif len(argv) >= 2: | |
| 57 return CompareWindow([("", argv[-2]), ("", argv[-1])]) | |
| 58 else: | 105 else: |
| 59 return CompareWindow() | 106 return CompareWindow() |
| 60 | 107 |
| 61 | 108 |
| 62 def main(): | 109 def main(): |
| 63 """ | 110 """ |
| 64 Main entry point into the application. | 111 Main entry point into the application. |
| 65 """ | 112 """ |
| 66 QGuiApplication.setDesktopFileName("eric7_compare") | 113 QGuiApplication.setDesktopFileName("eric7_compare") |
| 67 | 114 |
| 68 options = [ | 115 res = Startup.appStartup(args, createMainWidget) |
| 69 ( | |
| 70 "--config=configDir", | |
| 71 "use the given directory as the one containing the config files", | |
| 72 ), | |
| 73 ( | |
| 74 "--settings=settingsDir", | |
| 75 "use the given directory to store the settings files", | |
| 76 ), | |
| 77 ] | |
| 78 appinfo = AppInfo.makeAppInfo( | |
| 79 sys.argv, "eric Compare", "", "Simple graphical compare tool", options | |
| 80 ) | |
| 81 res = Startup.simpleAppStartup(sys.argv, appinfo, createMainWidget) | |
| 82 sys.exit(res) | 116 sys.exit(res) |
| 83 | 117 |
| 84 | 118 |
| 85 if __name__ == "__main__": | 119 if __name__ == "__main__": |
| 86 main() | 120 main() |
