{"id":39290,"date":"2024-11-02T03:39:08","date_gmt":"2024-11-02T03:39:08","guid":{"rendered":"http:\/\/atmokpo.com\/w\/?p=39290"},"modified":"2024-11-26T06:41:55","modified_gmt":"2024-11-26T06:41:55","slug":"pyqt%ea%b0%9c%eb%b0%9c%ea%b0%95%ec%a2%8c-%eb%8d%b0%ec%9d%b4%ed%84%b0%eb%b2%a0%ec%9d%b4%ec%8a%a4-%ec%97%b0%eb%8f%99-%eb%8d%b0%ec%9d%b4%ed%84%b0-%ec%82%bd%ec%9e%85-%ec%97%85%eb%8d%b0%ec%9d%b4","status":"publish","type":"post","link":"https:\/\/atmokpo.com\/w\/39290\/","title":{"rendered":"PyQt\uac1c\ubc1c\uac15\uc88c, \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc5f0\ub3d9, \ub370\uc774\ud130 \uc0bd\uc785, \uc5c5\ub370\uc774\ud2b8, \uc0ad\uc81c \uc791\uc5c5"},"content":{"rendered":"

<\/p>\n

\n \uc774 \uac15\uc88c\uc5d0\uc11c\ub294 PyQt<\/strong>\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640 \uc5f0\ub3d9\ud558\ub294 \ubc29\ubc95\uc744 \ud559\uc2b5\ud569\ub2c8\ub2e4. \ud2b9\ud788, \ub370\uc774\ud130 \uc0bd\uc785, \uc5c5\ub370\uc774\ud2b8, \uc0ad\uc81c \uc791\uc5c5\uc744 \uc911\uc810\uc801\uc73c\ub85c \ub2e4\ub8e8\uba70, SQLite \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub97c \uc608\uc81c\ub85c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. PyQt\ub294 Python\uc5d0\uc11c\uc758 GUI \uac1c\ubc1c\uc744 \uc704\ud55c \ud504\ub808\uc784\uc6cc\ud06c\ub85c, Qt \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uae30\ubc18\uc73c\ub85c \ud558\uace0 \uc788\uc73c\uba70, \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uad00\ub9ac\uc640 \uac19\uc740 \ub2e4\uc591\ud55c \uae30\ub2a5\uc744 \uc190\uc27d\uac8c \uad6c\ud604\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4. \uc774 \uac15\uc88c\ub97c \ud1b5\ud574 \uc5ec\ub7ec\ubd84\uc740 \uae30\ubcf8\uc801\uc778 PyQt application\uc744 \uad6c\ucd95\ud558\uace0 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc5f0\ub3d9\uc744 \ud1b5\ud574 \ub370\uc774\ud130\ub97c \uad00\ub9ac\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub420 \uac83\uc785\ub2c8\ub2e4.\n <\/p>\n

1. PyQt \uc124\uce58 \ubc0f \ud658\uacbd \uc124\uc815<\/h2>\n

PyQt5\ub97c \uc124\uce58\ud558\ub294 \uac00\uc7a5 \uac04\ub2e8\ud55c \ubc29\ubc95\uc740 pip \ud328\ud0a4\uc9c0\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \ub2e4\uc74c \uba85\ub839\uc5b4\ub97c \ud1b5\ud574 PyQt5\uc640 SQLite3 \ubaa8\ub4c8\uc744 \uc124\uce58\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n

\n        pip install PyQt5<\/code>\n    <\/pre>\n
1.1 \uae30\ubcf8\uc801\uc778 PyQt5 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uc0dd\uc131<\/h3>\n
\uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uae30\ubcf8 \uad6c\uc870\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n
\n        \nfrom PyQt5.QtWidgets import QApplication, QWidget, QLabel\n\napp = QApplication([])\nwindow = QWidget()\nwindow.setWindowTitle('Hello PyQt!')\nlabel = QLabel('Hello, PyQt!', parent=window)\nwindow.show()\napp.exec_()\n        <\/code>\n        <\/pre>\n
\ucf54\ub4dc\ub97c \uc2e4\ud589\ud558\uba74 \uac04\ub2e8\ud55c \uc708\ub3c4\uc6b0\uac00 \ub098\ud0c0\ub098\uace0 “Hello, PyQt!”\ub77c\ub294 \ud14d\uc2a4\ud2b8\uac00 \ud45c\uc2dc\ub429\ub2c8\ub2e4.<\/p>\n
2. SQLite \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc774\ud574\ud558\uae30<\/h2>\n
SQLite\ub294 \uac00\ubcbc\uc6b4 \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub85c, \ub300\ubd80\ubd84\uc758 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4. \ud2b9\ubcc4\ud55c \uc11c\ubc84 \uc124\uce58 \uc5c6\uc774 \ud30c\uc77c \uae30\ubc18\uc758 \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub97c \uad6c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc7a5\uc5d0\uc11c\ub294 SQLite\uc758 \uae30\ubcf8\uc801\uc778 \uc0ac\uc6a9\ubc95\uc744 \ud559\uc2b5\ud569\ub2c8\ub2e4.<\/p>\n
2.1 SQLite \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc0dd\uc131 \ubc0f \uc5f0\uacb0<\/h3>\n
\ub2e4\uc74c \ucf54\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec SQLite \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub97c \uc0dd\uc131\ud558\uace0 \uc5f0\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n
\n        \nimport sqlite3\n\nconnection = sqlite3.connect('example.db')  # example.db\ub77c\ub294 \ud30c\uc77c\uba85\uc73c\ub85c \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc0dd\uc131\ncursor = connection.cursor()\n        <\/code>\n    <\/pre>\n
2.2 \ub370\uc774\ud130 \ud14c\uc774\ube14 \uc0dd\uc131<\/h3>\n
\ub2e4\uc74c SQL \uba85\ub839\uc5b4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \ud14c\uc774\ube14\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/p>\n
\n        \ncursor.execute('''\nCREATE TABLE IF NOT EXISTS users (\n    id INTEGER PRIMARY KEY AUTOINCREMENT,\n    name TEXT NOT NULL,\n    age INTEGER NOT NULL\n)\n''')\nconnection.commit()  # \ubcc0\uacbd \ub0b4\uc6a9\uc744 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc800\uc7a5\n        <\/code>\n    <\/pre>\n
3. PyQt\uc640 SQLite \uc5f0\ub3d9<\/h2>\n
\uc774\uc81c PyQt\uc640 SQLite\ub97c \uacb0\ud569\ud558\uc5ec \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc5f0\ub3d9 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uad6c\ud604\ud574\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc0ac\uc6a9\uc790\uac00 \ub370\uc774\ud130\ub97c \uc785\ub825\ud558\uace0, \uc5c5\ub370\uc774\ud2b8\ud558\uba70, \uc0ad\uc81c\ud560 \uc218 \uc788\ub294 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc124\uacc4\ud569\ub2c8\ub2e4.<\/p>\n
3.1 \uae30\ubcf8 UI \uc124\uacc4<\/h3>\n
\ub2e4\uc74c\uc740 \uae30\ubcf8 UI\ub97c \ub9cc\ub4dc\ub294 \ucf54\ub4dc\uc785\ub2c8\ub2e4:<\/p>\n
\n        \nfrom PyQt5.QtWidgets import QApplication, QWidget, QVBoxLayout, QLineEdit, QPushButton, QMessageBox\n\nclass UserApp(QWidget):\n    def __init__(self):\n        super().__init__()\n        self.setWindowTitle('User Management')\n        self.setGeometry(100, 100, 300, 200)\n\n        self.layout = QVBoxLayout()\n\n        self.name_input = QLineEdit(self)\n        self.name_input.setPlaceholderText('Enter your name')\n        self.age_input = QLineEdit(self)\n        self.age_input.setPlaceholderText('Enter your age')\n\n        self.add_button = QPushButton('Add User', self)\n        self.add_button.clicked.connect(self.add_user)\n\n        self.layout.addWidget(self.name_input)\n        self.layout.addWidget(self.age_input)\n        self.layout.addWidget(self.add_button)\n\n        self.setLayout(self.layout)\n\n    def add_user(self):\n        name = self.name_input.text()\n        age = self.age_input.text()\n        # \ub370\uc774\ud130 \uc0bd\uc785 \ud568\uc218 \uad6c\ud604 \uc608\uc815\n\nif __name__ == '__main__':\n    app = QApplication([])\n    user_app = UserApp()\n    user_app.show()\n    app.exec_()\n        <\/code>\n    <\/pre>\n
3.2 \ub370\uc774\ud130 \uc0bd\uc785 \uae30\ub2a5 \uad6c\ud604<\/h3>\n
\uc774\uc81c \uc0ac\uc6a9\uc790\uac00 \uc785\ub825\ud55c \ub370\uc774\ud130\ub97c \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc0bd\uc785\ud558\ub294 \uae30\ub2a5\uc744 \ucd94\uac00\ud558\uaca0\uc2b5\ub2c8\ub2e4. add_user<\/code> \uba54\uc11c\ub4dc\uc5d0 \ub2e4\uc74c \ucf54\ub4dc\ub97c \ucd94\uac00\ud569\ub2c8\ub2e4:<\/p>\n
\n        \n    def add_user(self):\n        name = self.name_input.text()\n        age = self.age_input.text()\n        if name and age:\n            cursor.execute('INSERT INTO users (name, age) VALUES (?, ?)', (name, age))\n            connection.commit()\n            QMessageBox.information(self, 'Success', 'User added successfully!')\n            self.name_input.clear()\n            self.age_input.clear()\n        else:\n            QMessageBox.warning(self, 'Warning', 'Please enter both name and age.')\n        <\/code>\n    <\/pre>\n
3.3 \ub370\uc774\ud130 \uc5c5\ub370\uc774\ud2b8 \uae30\ub2a5 \uad6c\ud604<\/h3>\n
\ub370\uc774\ud130 \uc5c5\ub370\uc774\ud2b8\ub97c \uc704\ud55c UI\uc640 \uba54\uc11c\ub4dc\ub97c \ucd94\uac00\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n
\n        \nself.update_button = QPushButton('Update User', self)\nself.update_button.clicked.connect(self.update_user)\nself.layout.addWidget(self.update_button)\n\ndef update_user(self):\n    name = self.name_input.text()\n    age = self.age_input.text()\n    if name and age:\n        cursor.execute('UPDATE users SET age = ? WHERE name = ?', (age, name))\n        connection.commit()\n        QMessageBox.information(self, 'Success', 'User updated successfully!')\n        self.name_input.clear()\n        self.age_input.clear()\n    else:\n        QMessageBox.warning(self, 'Warning', 'Please enter both name and age.')\n        <\/code>\n    <\/pre>\n
3.4 \ub370\uc774\ud130 \uc0ad\uc81c \uae30\ub2a5 \uad6c\ud604<\/h3>\n
\ub9c8\uc9c0\ub9c9\uc73c\ub85c \ub370\uc774\ud130 \uc0ad\uc81c \uae30\ub2a5\uc744 \ucd94\uac00\ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n
\n        \nself.delete_button = QPushButton('Delete User', self)\nself.delete_button.clicked.connect(self.delete_user)\nself.layout.addWidget(self.delete_button)\n\ndef delete_user(self):\n    name = self.name_input.text()\n    if name:\n        cursor.execute('DELETE FROM users WHERE name = ?', (name,))\n        connection.commit()\n        QMessageBox.information(self, 'Success', 'User deleted successfully!')\n        self.name_input.clear()\n    else:\n        QMessageBox.warning(self, 'Warning', 'Please enter a name to delete.')\n        <\/code>\n    <\/pre>\n
4. \ucf54\ub4dc \uc804\uccb4 \ubcf4\uae30<\/h2>\n
\uc774\uc81c\uae4c\uc9c0 \uc791\uc131\ud55c \uc804\uccb4 \ucf54\ub4dc\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n
\n        \nimport sqlite3\nfrom PyQt5.QtWidgets import QApplication, QWidget, QVBoxLayout, QLineEdit, QPushButton, QMessageBox\n\nconnection = sqlite3.connect('example.db')\ncursor = connection.cursor()\ncursor.execute('''\nCREATE TABLE IF NOT EXISTS users (\n    id INTEGER PRIMARY KEY AUTOINCREMENT,\n    name TEXT NOT NULL,\n    age INTEGER NOT NULL\n)\n''')\nconnection.commit()\n\nclass UserApp(QWidget):\n    def __init__(self):\n        super().__init__()\n        self.setWindowTitle('User Management')\n        self.setGeometry(100, 100, 300, 200)\n\n        self.layout = QVBoxLayout()\n\n        self.name_input = QLineEdit(self)\n        self.name_input.setPlaceholderText('Enter your name')\n        self.age_input = QLineEdit(self)\n        self.age_input.setPlaceholderText('Enter your age')\n\n        self.add_button = QPushButton('Add User', self)\n        self.add_button.clicked.connect(self.add_user)\n        self.layout.addWidget(self.name_input)\n        self.layout.addWidget(self.age_input)\n        self.layout.addWidget(self.add_button)\n\n        self.update_button = QPushButton('Update User', self)\n        self.update_button.clicked.connect(self.update_user)\n        self.layout.addWidget(self.update_button)\n\n        self.delete_button = QPushButton('Delete User', self)\n        self.delete_button.clicked.connect(self.delete_user)\n        self.layout.addWidget(self.delete_button)\n\n        self.setLayout(self.layout)\n\n    def add_user(self):\n        name = self.name_input.text()\n        age = self.age_input.text()\n        if name and age:\n            cursor.execute('INSERT INTO users (name, age) VALUES (?, ?)', (name, age))\n            connection.commit()\n            QMessageBox.information(self, 'Success', 'User added successfully!')\n            self.name_input.clear()\n            self.age_input.clear()\n        else:\n            QMessageBox.warning(self, 'Warning', 'Please enter both name and age.')\n\n    def update_user(self):\n        name = self.name_input.text()\n        age = self.age_input.text()\n        if name and age:\n            cursor.execute('UPDATE users SET age = ? WHERE name = ?', (age, name))\n            connection.commit()\n            QMessageBox.information(self, 'Success', 'User updated successfully!')\n            self.name_input.clear()\n            self.age_input.clear()\n        else:\n            QMessageBox.warning(self, 'Warning', 'Please enter both name and age.')\n\n    def delete_user(self):\n        name = self.name_input.text()\n        if name:\n            cursor.execute('DELETE FROM users WHERE name = ?', (name,))\n            connection.commit()\n            QMessageBox.information(self, 'Success', 'User deleted successfully!')\n            self.name_input.clear()\n        else:\n            QMessageBox.warning(self, 'Warning', 'Please enter a name to delete.')\n\nif __name__ == '__main__':\n    app = QApplication([])\n    user_app = UserApp()\n    user_app.show()\n    app.exec_()\n        <\/code>\n    <\/pre>\n
5. \ub9c8\ubb34\ub9ac<\/h2>\n
\uc774 \uac15\uc88c\uc5d0\uc11c\ub294 PyQt\uc640 SQLite\ub97c \uc5f0\ub3d9\ud558\uc5ec \ub370\uc774\ud130\ub97c \uc0bd\uc785, \uc5c5\ub370\uc774\ud2b8 \ubc0f \uc0ad\uc81c\ud558\ub294 \ubc29\ubc95\uc744 \ud559\uc2b5\ud588\uc2b5\ub2c8\ub2e4. PyQt\ub97c \ud1b5\ud574 GUI \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uac1c\ubc1c\ud558\ub294 \uac83\uc740 \ub9e4\uc6b0 \uc720\uc6a9\ud558\uba70, \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub97c \uc5f0\ub3d9\ud568\uc73c\ub85c\uc368 \ub370\uc774\ud130\ub97c \uc27d\uac8c \uad00\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uacc4\uc18d\ud574\uc11c PyQt\uc758 \ub2e4\uc591\ud55c \uae30\ub2a5\uc744 \ud559\uc2b5\ud558\uc5ec \ubcf4\ub2e4 \uace0\uae09 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \ub9cc\ub4e4\uc5b4 \ubcf4\uc138\uc694!<\/p>\n
\ucd94\uac00 \uc790\ub8cc<\/h3>\n