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We also recommend that a file or class name and description of purpose be included on the same "printed page" as the copyright notice for easier identification within third-party archives. - -Copyright [yyyy] [name of copyright owner] - -Licensed under the Apache License, Version 2.0 (the "License"); -you may not use this file except in compliance with the License. -You may obtain a copy of the License at - -http://www.apache.org/licenses/LICENSE-2.0 - -Unless required by applicable law or agreed to in writing, software -distributed under the License is distributed on an "AS IS" BASIS, -WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -See the License for the specific language governing permissions and -limitations under the License. \ No newline at end of file diff --git a/README.md b/README.md index ce6ead1..e2064f7 100644 --- a/README.md +++ b/README.md @@ -1,5 +1,15 @@ # PyQt5基础教程(持续更新中。。。) +* p39_QTextToSpeech [源码下载](p39_QTextToSpeech) [博文地址](https://xugaoxiang.com/2023/04/18/pyqt5-39-qtexttospeech/) + +* p38_多窗口 [源码下载](p38_多窗口) [博文地址](https://xugaoxiang.com/2023/02/02/pyqt5-38-multiwindow/) + +* p37_大图片放大缩小 [源码下载](p37_大图片放大缩小) [博文地址](https://xugaoxiang.com/2022/12/06/pyqt5-37-image-zoom/) + +* p36_`QLabel` 滚动条 [源码下载](p36_QLabel滚动条) [博文地址](https://xugaoxiang.com/2022/12/04/pyqt5-36-make-label-scrollable/) + +* p35_`QGraphicsView` 显示图片 [源码下载](p35_QGraphicsView显示图片) [博文地址](https://xugaoxiang.com/2022/12/01/pyqt5-35-qgraphicsview/) + * p34_`QComboBox` [源码下载](p34_QComboBox) [博文地址](https://xugaoxiang.com/2022/10/20/pyqt5-34-qcombobox/) * p33_窗口大小设置 [源码下载](p33_窗口大小设置) [博文地址](https://xugaoxiang.com/2022/10/06/pyqt5-33-window-size-setting/) diff --git "a/p35_QGraphicsView\346\230\276\347\244\272\345\233\276\347\211\207/Lenna.jpg" "b/p35_QGraphicsView\346\230\276\347\244\272\345\233\276\347\211\207/Lenna.jpg" new file mode 100644 index 0000000..e37e5c9 Binary files /dev/null and "b/p35_QGraphicsView\346\230\276\347\244\272\345\233\276\347\211\207/Lenna.jpg" differ diff --git "a/p35_QGraphicsView\346\230\276\347\244\272\345\233\276\347\211\207/main.py" "b/p35_QGraphicsView\346\230\276\347\244\272\345\233\276\347\211\207/main.py" new file mode 100644 index 0000000..65959af --- /dev/null +++ "b/p35_QGraphicsView\346\230\276\347\244\272\345\233\276\347\211\207/main.py" @@ -0,0 +1,24 @@ +import sys + +from PyQt5.QtWidgets import QMainWindow, QApplication, QGraphicsScene +from PyQt5.QtGui import QPixmap +from ui import Ui_MainWindow + + +class MainWindow(QMainWindow, Ui_MainWindow): + + def __init__(self, parent=None): + super(MainWindow, self).__init__(parent) + self.setupUi(self) + + scene = QGraphicsScene() + img = QPixmap('Lenna.jpg') + img = img.scaled(self.window().width(), self.window().height()) + scene.addPixmap(img) + self.graphicsView.setScene(scene) + +if __name__ == '__main__': + app = QApplication(sys.argv) + windows = MainWindow() + windows.show() + sys.exit(app.exec_()) \ No newline at end of file diff --git "a/p35_QGraphicsView\346\230\276\347\244\272\345\233\276\347\211\207/project.ui" "b/p35_QGraphicsView\346\230\276\347\244\272\345\233\276\347\211\207/project.ui" new file mode 100644 index 0000000..fb66652 --- /dev/null +++ "b/p35_QGraphicsView\346\230\276\347\244\272\345\233\276\347\211\207/project.ui" @@ -0,0 +1,37 @@ + + + MainWindow + + + + 0 + 0 + 800 + 600 + + + + QGraphicsView示例 + + + + + + + + + + + + 0 + 0 + 800 + 26 + + + + + + + + diff --git "a/p35_QGraphicsView\346\230\276\347\244\272\345\233\276\347\211\207/ui.py" "b/p35_QGraphicsView\346\230\276\347\244\272\345\233\276\347\211\207/ui.py" new file mode 100644 index 0000000..b95817a --- /dev/null +++ "b/p35_QGraphicsView\346\230\276\347\244\272\345\233\276\347\211\207/ui.py" @@ -0,0 +1,37 @@ +# -*- coding: utf-8 -*- + +# Form implementation generated from reading ui file '.\project.ui' +# +# Created by: PyQt5 UI code generator 5.9.2 +# +# WARNING! All changes made in this file will be lost! + +from PyQt5 import QtCore, QtGui, QtWidgets + +class Ui_MainWindow(object): + def setupUi(self, MainWindow): + MainWindow.setObjectName("MainWindow") + MainWindow.resize(800, 600) + self.centralwidget = QtWidgets.QWidget(MainWindow) + self.centralwidget.setObjectName("centralwidget") + self.gridLayout = QtWidgets.QGridLayout(self.centralwidget) + self.gridLayout.setObjectName("gridLayout") + self.graphicsView = QtWidgets.QGraphicsView(self.centralwidget) + self.graphicsView.setObjectName("graphicsView") + self.gridLayout.addWidget(self.graphicsView, 0, 0, 1, 1) + MainWindow.setCentralWidget(self.centralwidget) + self.menubar = QtWidgets.QMenuBar(MainWindow) + self.menubar.setGeometry(QtCore.QRect(0, 0, 800, 26)) + self.menubar.setObjectName("menubar") + MainWindow.setMenuBar(self.menubar) + self.statusbar = QtWidgets.QStatusBar(MainWindow) + self.statusbar.setObjectName("statusbar") + MainWindow.setStatusBar(self.statusbar) + + self.retranslateUi(MainWindow) + QtCore.QMetaObject.connectSlotsByName(MainWindow) + + def retranslateUi(self, MainWindow): + _translate = QtCore.QCoreApplication.translate + MainWindow.setWindowTitle(_translate("MainWindow", "QGraphicsView示例")) + diff --git "a/p36_QLabel\346\273\232\345\212\250\346\235\241/main.py" "b/p36_QLabel\346\273\232\345\212\250\346\235\241/main.py" new file mode 100644 index 0000000..03dd39a --- /dev/null +++ "b/p36_QLabel\346\273\232\345\212\250\346\235\241/main.py" @@ -0,0 +1,56 @@ +import sys + +from PyQt5.QtWidgets import QWidget, QLabel, QScrollArea, QApplication, QVBoxLayout, QMainWindow +from PyQt5.QtCore import Qt + + +class MainWindow(QMainWindow): + + def __init__(self): + super().__init__() + self.initUI() + + def initUI(self): + # 实例化滚动区域 + self.scrollarea = QScrollArea() + + self.widget = QWidget() + + # 垂直布局 + self.vboxlayout = QVBoxLayout() + + for i in range(0, 10): + # label显示的文本 + label = QLabel("This is a label.") + + # label加入到垂直布局中 + self.vboxlayout.addWidget(label) + + # 第四个label中显示xml文件的内容 + if i == 3: + # 读取test.xml文件的内容并显示在label上 + with open('test.xml', encoding='UTF-8') as f: + text_label = f.read() + + label.setText(text_label) + + self.widget.setLayout(self.vboxlayout) + + # 设置滚动条的属性 + self.scrollarea.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOn) + self.scrollarea.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOn) + self.scrollarea.setWidgetResizable(True) + self.scrollarea.setWidget(self.widget) + + # 居中 + self.setCentralWidget(self.scrollarea) + + self.setGeometry(600, 100, 1000, 900) + self.setWindowTitle('PyQt5 Label滚动条示例') + self.show() + + +if __name__ == '__main__': + app = QApplication(sys.argv) + main = MainWindow() + sys.exit(app.exec_()) diff --git "a/p36_QLabel\346\273\232\345\212\250\346\235\241/test.xml" "b/p36_QLabel\346\273\232\345\212\250\346\235\241/test.xml" new file mode 100644 index 0000000..7fee9b1 --- /dev/null +++ "b/p36_QLabel\346\273\232\345\212\250\346\235\241/test.xml" @@ -0,0 +1,62 @@ + + 电动车 + 0.jpg + D:\数据集\电动车\0.jpg + + Unknown + + + 500 + 500 + 3 + + 0 + + 电动车 + Unspecified + 0 + 0 + + 9 + 70 + 492 + 439 + + + + 电动车 + Unspecified + 0 + 0 + + 9 + 70 + 492 + 439 + + + + 电动车 + Unspecified + 0 + 0 + + 9 + 70 + 492 + 439 + + + + 电动车 + Unspecified + 0 + 0 + + 9 + 70 + 492 + 439 + + + diff --git "a/p37_\345\244\247\345\233\276\347\211\207\346\224\276\345\244\247\347\274\251\345\260\217/main.py" "b/p37_\345\244\247\345\233\276\347\211\207\346\224\276\345\244\247\347\274\251\345\260\217/main.py" new file mode 100644 index 0000000..bf98b4c --- /dev/null +++ "b/p37_\345\244\247\345\233\276\347\211\207\346\224\276\345\244\247\347\274\251\345\260\217/main.py" @@ -0,0 +1,308 @@ +import os.path +import sys + +from PyQt5.QtCore import Qt, QRectF, QPoint, QPointF, pyqtSignal, QEvent, QSize +from PyQt5.QtGui import QImage, QPixmap, QPainterPath, QMouseEvent, QPainter, QPen +from PyQt5.QtWidgets import QGraphicsView, QGraphicsScene, QFileDialog, QSizePolicy +from PyQt5.QtWidgets import QApplication + +class QtImageViewer(QGraphicsView): + + # 定义使用到的鼠标操作信号 + leftMouseButtonPressed = pyqtSignal(float, float) + leftMouseButtonReleased = pyqtSignal(float, float) + middleMouseButtonPressed = pyqtSignal(float, float) + middleMouseButtonReleased = pyqtSignal(float, float) + rightMouseButtonPressed = pyqtSignal(float, float) + rightMouseButtonReleased = pyqtSignal(float, float) + leftMouseButtonDoubleClicked = pyqtSignal(float, float) + rightMouseButtonDoubleClicked = pyqtSignal(float, float) + viewChanged = pyqtSignal() + mousePositionOnImageChanged = pyqtSignal(QPoint) + roiSelected = pyqtSignal(int) + + def __init__(self): + QGraphicsView.__init__(self) + + self.scene = QGraphicsScene() + self.setScene(self.scene) + + # 显示的图片 + self._image = None + self.aspectRatioMode = Qt.AspectRatioMode.KeepAspectRatio + + # 默认没有滚动条 + self.setHorizontalScrollBarPolicy(Qt.ScrollBarPolicy.ScrollBarAlwaysOff) + self.setVerticalScrollBarPolicy(Qt.ScrollBarPolicy.ScrollBarAlwaysOff) + + # 左键区域放大 + self.regionZoomButton = Qt.MouseButton.LeftButton + # 右键缩小 + self.zoomOutButton = Qt.MouseButton.RightButton + # 中键拖动 + self.panButton = Qt.MouseButton.MiddleButton + # 放大或缩小的因子 + self.wheelZoomFactor = 1.25 + + self.zoomStack = [] + + # Flags for active zooming/panning. + self._isZooming = False + self._isPanning = False + + self._pixelPosition = QPoint() + self._scenePosition = QPointF() + + self.ROIs = [] + + self.setSizePolicy(QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Expanding) + + def hasImage(self): + return self._image is not None + + def setImage(self, image): + + # 同时支持 QPixmap 和 QImage + if type(image) is QPixmap: + pixmap = image + elif type(image) is QImage: + pixmap = QPixmap.fromImage(image) + else: + raise RuntimeError("ImageViewer.setImage: Argument must be a QImage, QPixmap.") + if self.hasImage(): + self._image.setPixmap(pixmap) + else: + self._image = self.scene.addPixmap(pixmap) + + self.setSceneRect(QRectF(pixmap.rect())) # Set scene size to image size. + self.updateViewer() + + def open(self, filepath=None): + + # 不带参数，默认打开文件选择器选择文件 + if filepath is None: + filepath, dummy = QFileDialog.getOpenFileName(self, "Open image file.") + if len(filepath) and os.path.isfile(filepath): + image = QImage(filepath) + self.setImage(image) + + def updateViewer(self): + + if not self.hasImage(): + return + if len(self.zoomStack): + self.fitInView(self.zoomStack[-1], self.aspectRatioMode) + else: + self.fitInView(self.sceneRect(), self.aspectRatioMode) + + def clearZoom(self): + if len(self.zoomStack) > 0: + self.zoomStack = [] + self.updateViewer() + self.viewChanged.emit() + + def resizeEvent(self, event): + # 事件响应 + self.updateViewer() + + def mousePressEvent(self, event): + dummyModifiers = Qt.KeyboardModifier(Qt.KeyboardModifier.ShiftModifier | Qt.KeyboardModifier.ControlModifier + | Qt.KeyboardModifier.AltModifier | Qt.KeyboardModifier.MetaModifier) + if event.modifiers() == dummyModifiers: + QGraphicsView.mousePressEvent(self, event) + event.accept() + return + + if (self.regionZoomButton is not None) and (event.button() == self.regionZoomButton): + self._pixelPosition = event.pos() + self.setDragMode(QGraphicsView.DragMode.RubberBandDrag) + QGraphicsView.mousePressEvent(self, event) + event.accept() + self._isZooming = True + return + + if (self.zoomOutButton is not None) and (event.button() == self.zoomOutButton): + if len(self.zoomStack): + self.zoomStack.pop() + self.updateViewer() + self.viewChanged.emit() + event.accept() + return + + if (self.panButton is not None) and (event.button() == self.panButton): + self._pixelPosition = event.pos() # store pixel position + self.setDragMode(QGraphicsView.DragMode.ScrollHandDrag) + if self.panButton == Qt.MouseButton.LeftButton: + QGraphicsView.mousePressEvent(self, event) + else: + self.viewport().setCursor(Qt.CursorShape.ClosedHandCursor) + dummyModifiers = Qt.KeyboardModifier(Qt.KeyboardModifier.ShiftModifier + | Qt.KeyboardModifier.ControlModifier + | Qt.KeyboardModifier.AltModifier + | Qt.KeyboardModifier.MetaModifier) + dummyEvent = QMouseEvent(QEvent.Type.MouseButtonPress, QPointF(event.pos()), Qt.MouseButton.LeftButton, + event.buttons(), dummyModifiers) + self.mousePressEvent(dummyEvent) + sceneViewport = self.mapToScene(self.viewport().rect()).boundingRect().intersected(self.sceneRect()) + self._scenePosition = sceneViewport.topLeft() + event.accept() + self._isPanning = True + return + + scenePos = self.mapToScene(event.pos()) + if event.button() == Qt.MouseButton.LeftButton: + self.leftMouseButtonPressed.emit(scenePos.x(), scenePos.y()) + elif event.button() == Qt.MouseButton.MiddleButton: + self.middleMouseButtonPressed.emit(scenePos.x(), scenePos.y()) + elif event.button() == Qt.MouseButton.RightButton: + self.rightMouseButtonPressed.emit(scenePos.x(), scenePos.y()) + + QGraphicsView.mousePressEvent(self, event) + + def mouseReleaseEvent(self, event): + dummyModifiers = Qt.KeyboardModifier(Qt.KeyboardModifier.ShiftModifier | Qt.KeyboardModifier.ControlModifier + | Qt.KeyboardModifier.AltModifier | Qt.KeyboardModifier.MetaModifier) + if event.modifiers() == dummyModifiers: + QGraphicsView.mouseReleaseEvent(self, event) + event.accept() + return + + if (self.regionZoomButton is not None) and (event.button() == self.regionZoomButton): + QGraphicsView.mouseReleaseEvent(self, event) + zoomRect = self.scene.selectionArea().boundingRect().intersected(self.sceneRect()) + self.scene.setSelectionArea(QPainterPath()) + self.setDragMode(QGraphicsView.DragMode.NoDrag) + zoomPixelWidth = abs(event.pos().x() - self._pixelPosition.x()) + zoomPixelHeight = abs(event.pos().y() - self._pixelPosition.y()) + if zoomPixelWidth > 3 and zoomPixelHeight > 3: + if zoomRect.isValid() and (zoomRect != self.sceneRect()): + self.zoomStack.append(zoomRect) + self.updateViewer() + self.viewChanged.emit() + event.accept() + self._isZooming = False + return + + if (self.panButton is not None) and (event.button() == self.panButton): + if self.panButton == Qt.MouseButton.LeftButton: + QGraphicsView.mouseReleaseEvent(self, event) + else: + self.viewport().setCursor(Qt.CursorShape.ArrowCursor) + dummyModifiers = Qt.KeyboardModifier(Qt.KeyboardModifier.ShiftModifier + | Qt.KeyboardModifier.ControlModifier + | Qt.KeyboardModifier.AltModifier + | Qt.KeyboardModifier.MetaModifier) + dummyEvent = QMouseEvent(QEvent.Type.MouseButtonRelease, QPointF(event.pos()), + Qt.MouseButton.LeftButton, event.buttons(), dummyModifiers) + self.mouseReleaseEvent(dummyEvent) + self.setDragMode(QGraphicsView.DragMode.NoDrag) + if len(self.zoomStack) > 0: + sceneViewport = self.mapToScene(self.viewport().rect()).boundingRect().intersected(self.sceneRect()) + delta = sceneViewport.topLeft() - self._scenePosition + self.zoomStack[-1].translate(delta) + self.zoomStack[-1] = self.zoomStack[-1].intersected(self.sceneRect()) + self.viewChanged.emit() + event.accept() + self._isPanning = False + return + + scenePos = self.mapToScene(event.pos()) + if event.button() == Qt.MouseButton.LeftButton: + self.leftMouseButtonReleased.emit(scenePos.x(), scenePos.y()) + elif event.button() == Qt.MouseButton.MiddleButton: + self.middleMouseButtonReleased.emit(scenePos.x(), scenePos.y()) + elif event.button() == Qt.MouseButton.RightButton: + self.rightMouseButtonReleased.emit(scenePos.x(), scenePos.y()) + + QGraphicsView.mouseReleaseEvent(self, event) + + def mouseDoubleClickEvent(self, event): + if (self.zoomOutButton is not None) and (event.button() == self.zoomOutButton): + self.clearZoom() + event.accept() + return + + scenePos = self.mapToScene(event.pos()) + if event.button() == Qt.MouseButton.LeftButton: + self.leftMouseButtonDoubleClicked.emit(scenePos.x(), scenePos.y()) + elif event.button() == Qt.MouseButton.RightButton: + self.rightMouseButtonDoubleClicked.emit(scenePos.x(), scenePos.y()) + + QGraphicsView.mouseDoubleClickEvent(self, event) + + def wheelEvent(self, event): + if self.wheelZoomFactor is not None: + if self.wheelZoomFactor == 1: + return + if event.angleDelta().y() < 0: + # zoom in + if len(self.zoomStack) == 0: + self.zoomStack.append(self.sceneRect()) + elif len(self.zoomStack) > 1: + del self.zoomStack[:-1] + zoomRect = self.zoomStack[-1] + center = zoomRect.center() + zoomRect.setWidth(zoomRect.width() / self.wheelZoomFactor) + zoomRect.setHeight(zoomRect.height() / self.wheelZoomFactor) + zoomRect.moveCenter(center) + self.zoomStack[-1] = zoomRect.intersected(self.sceneRect()) + self.updateViewer() + self.viewChanged.emit() + else: + if len(self.zoomStack) == 0: + return + + if len(self.zoomStack) > 1: + del self.zoomStack[:-1] + zoomRect = self.zoomStack[-1] + center = zoomRect.center() + zoomRect.setWidth(zoomRect.width() * self.wheelZoomFactor) + zoomRect.setHeight(zoomRect.height() * self.wheelZoomFactor) + zoomRect.moveCenter(center) + self.zoomStack[-1] = zoomRect.intersected(self.sceneRect()) + if self.zoomStack[-1] == self.sceneRect(): + self.zoomStack = [] + self.updateViewer() + self.viewChanged.emit() + event.accept() + return + + QGraphicsView.wheelEvent(self, event) + + def mouseMoveEvent(self, event): + if self._isPanning: + QGraphicsView.mouseMoveEvent(self, event) + if len(self.zoomStack) > 0: + sceneViewport = self.mapToScene(self.viewport().rect()).boundingRect().intersected(self.sceneRect()) + delta = sceneViewport.topLeft() - self._scenePosition + self._scenePosition = sceneViewport.topLeft() + self.zoomStack[-1].translate(delta) + self.zoomStack[-1] = self.zoomStack[-1].intersected(self.sceneRect()) + self.updateViewer() + self.viewChanged.emit() + + scenePos = self.mapToScene(event.pos()) + if self.sceneRect().contains(scenePos): + x = int(round(scenePos.x() - 0.5)) + y = int(round(scenePos.y() - 0.5)) + imagePos = QPoint(x, y) + else: + imagePos = QPoint(-1, -1) + self.mousePositionOnImageChanged.emit(imagePos) + + QGraphicsView.mouseMoveEvent(self, event) + + def enterEvent(self, event): + self.setCursor(Qt.CursorShape.CrossCursor) + + def leaveEvent(self, event): + self.setCursor(Qt.CursorShape.ArrowCursor) + +if __name__ == '__main__': + + app = QApplication(sys.argv) + viewer = QtImageViewer() + # viewer.open(filepath='test.jpg') + viewer.open() + viewer.show() + sys.exit(app.exec()) \ No newline at end of file diff --git "a/p38_\345\244\232\347\252\227\345\217\243/main_window.py" "b/p38_\345\244\232\347\252\227\345\217\243/main_window.py" new file mode 100644 index 0000000..158fc15 --- /dev/null +++ "b/p38_\345\244\232\347\252\227\345\217\243/main_window.py" @@ -0,0 +1,25 @@ +import sys + +from PyQt5.QtWidgets import QMainWindow, QApplication +from ui_mainwindow import Ui_MainWindow +from second_window import SecondWindow + + +class MainWindow(QMainWindow, Ui_MainWindow): + + def __init__(self, parent=None): + super(MainWindow, self).__init__(parent) + self.setupUi(self) + + self.pushButton.clicked.connect(self.showSecondWindow) + + def showSecondWindow(self): + self.secWin = SecondWindow("Hello SecondWindow.") + self.secWin.show() + + +if __name__ == '__main__': + app = QApplication(sys.argv) + windows = MainWindow() + windows.show() + sys.exit(app.exec_()) diff --git "a/p38_\345\244\232\347\252\227\345\217\243/mainwindow.ui" "b/p38_\345\244\232\347\252\227\345\217\243/mainwindow.ui" new file mode 100644 index 0000000..c13c9bf --- /dev/null +++ "b/p38_\345\244\232\347\252\227\345\217\243/mainwindow.ui" @@ -0,0 +1,50 @@ + + + MainWindow + + + + 0 + 0 + 800 + 600 + + + + 多窗口示例 + + + + + + 310 + 210 + 171 + 91 + + + + + 12 + + + + 开启第二个窗口 + + + + + + + 0 + 0 + 800 + 26 + + + + + + + + diff --git "a/p38_\345\244\232\347\252\227\345\217\243/second_window.py" "b/p38_\345\244\232\347\252\227\345\217\243/second_window.py" new file mode 100644 index 0000000..284b161 --- /dev/null +++ "b/p38_\345\244\232\347\252\227\345\217\243/second_window.py" @@ -0,0 +1,12 @@ +from PyQt5.QtWidgets import QMainWindow +from ui_secondwindow import Ui_MainWindow + + +class SecondWindow(QMainWindow, Ui_MainWindow): + + def __init__(self, param, parent=None): + super(SecondWindow, self).__init__(parent) + self.setupUi(self) + + print("从主窗口传递过来的字符是：{}".format(param)) + self.label.setText(param) \ No newline at end of file diff --git "a/p38_\345\244\232\347\252\227\345\217\243/secondwindow.ui" "b/p38_\345\244\232\347\252\227\345\217\243/secondwindow.ui" new file mode 100644 index 0000000..faeaaa6 --- /dev/null +++ "b/p38_\345\244\232\347\252\227\345\217\243/secondwindow.ui" @@ -0,0 +1,50 @@ + + + MainWindow + + + + 0 + 0 + 800 + 600 + + + + 第二个窗口 + + + + + + 170 + 190 + 501 + 91 + + + + + 14 + + + + 欢迎访问我的博客，https://xugaoxiang.com + + + + + + + 0 + 0 + 800 + 26 + + + + + + + + diff --git "a/p38_\345\244\232\347\252\227\345\217\243/ui_mainwindow.py" "b/p38_\345\244\232\347\252\227\345\217\243/ui_mainwindow.py" new file mode 100644 index 0000000..93bb6c3 --- /dev/null +++ "b/p38_\345\244\232\347\252\227\345\217\243/ui_mainwindow.py" @@ -0,0 +1,39 @@ +# -*- coding: utf-8 -*- + +# Form implementation generated from reading ui file '.\mainwindow.ui' +# +# Created by: PyQt5 UI code generator 5.9.2 +# +# WARNING! All changes made in this file will be lost! + +from PyQt5 import QtCore, QtGui, QtWidgets + +class Ui_MainWindow(object): + def setupUi(self, MainWindow): + MainWindow.setObjectName("MainWindow") + MainWindow.resize(800, 600) + self.centralwidget = QtWidgets.QWidget(MainWindow) + self.centralwidget.setObjectName("centralwidget") + self.pushButton = QtWidgets.QPushButton(self.centralwidget) + self.pushButton.setGeometry(QtCore.QRect(310, 210, 171, 91)) + font = QtGui.QFont() + font.setPointSize(12) + self.pushButton.setFont(font) + self.pushButton.setObjectName("pushButton") + MainWindow.setCentralWidget(self.centralwidget) + self.menubar = QtWidgets.QMenuBar(MainWindow) + self.menubar.setGeometry(QtCore.QRect(0, 0, 800, 26)) + self.menubar.setObjectName("menubar") + MainWindow.setMenuBar(self.menubar) + self.statusbar = QtWidgets.QStatusBar(MainWindow) + self.statusbar.setObjectName("statusbar") + MainWindow.setStatusBar(self.statusbar) + + self.retranslateUi(MainWindow) + QtCore.QMetaObject.connectSlotsByName(MainWindow) + + def retranslateUi(self, MainWindow): + _translate = QtCore.QCoreApplication.translate + MainWindow.setWindowTitle(_translate("MainWindow", "多窗口示例")) + self.pushButton.setText(_translate("MainWindow", "开启第二个窗口")) + diff --git "a/p38_\345\244\232\347\252\227\345\217\243/ui_secondwindow.py" "b/p38_\345\244\232\347\252\227\345\217\243/ui_secondwindow.py" new file mode 100644 index 0000000..b203dba --- /dev/null +++ "b/p38_\345\244\232\347\252\227\345\217\243/ui_secondwindow.py" @@ -0,0 +1,39 @@ +# -*- coding: utf-8 -*- + +# Form implementation generated from reading ui file '.\secondwindow.ui' +# +# Created by: PyQt5 UI code generator 5.9.2 +# +# WARNING! All changes made in this file will be lost! + +from PyQt5 import QtCore, QtGui, QtWidgets + +class Ui_MainWindow(object): + def setupUi(self, MainWindow): + MainWindow.setObjectName("MainWindow") + MainWindow.resize(800, 600) + self.centralwidget = QtWidgets.QWidget(MainWindow) + self.centralwidget.setObjectName("centralwidget") + self.label = QtWidgets.QLabel(self.centralwidget) + self.label.setGeometry(QtCore.QRect(170, 190, 501, 91)) + font = QtGui.QFont() + font.setPointSize(14) + self.label.setFont(font) + self.label.setObjectName("label") + MainWindow.setCentralWidget(self.centralwidget) + self.menubar = QtWidgets.QMenuBar(MainWindow) + self.menubar.setGeometry(QtCore.QRect(0, 0, 800, 26)) + self.menubar.setObjectName("menubar") + MainWindow.setMenuBar(self.menubar) + self.statusbar = QtWidgets.QStatusBar(MainWindow) + self.statusbar.setObjectName("statusbar") + MainWindow.setStatusBar(self.statusbar) + + self.retranslateUi(MainWindow) + QtCore.QMetaObject.connectSlotsByName(MainWindow) + + def retranslateUi(self, MainWindow): + _translate = QtCore.QCoreApplication.translate + MainWindow.setWindowTitle(_translate("MainWindow", "第二个窗口")) + self.label.setText(_translate("MainWindow", "欢迎访问我的博客，https://xugaoxiang.com")) + diff --git a/p39_QTextToSpeech/main_window.py b/p39_QTextToSpeech/main_window.py new file mode 100644 index 0000000..ffbbf6a --- /dev/null +++ b/p39_QTextToSpeech/main_window.py @@ -0,0 +1,52 @@ +import sys + +from PyQt5 import QtCore, QtGui, QtWidgets +from PyQt5.QtTextToSpeech import QTextToSpeech +from PyQt5.QtWidgets import QMainWindow, QApplication + +from ui_mainwindow import Ui_MainWindow + + +class MainWindow(QMainWindow, Ui_MainWindow): + + def __init__(self, parent=None): + super(MainWindow, self).__init__(parent) + self.setupUi(self) + + self.pushButton.clicked.connect(self.play) + + self.engine = None + engineNames = QTextToSpeech.availableEngines() + print('engine names: {}'.format(engineNames)) + + if len(engineNames) > 0: + engineName = engineNames[0] + self.engine = QTextToSpeech(engineName) + self.engine.stateChanged.connect(self.stateChanged) + + self.voices = [] + + for voice in self.engine.availableVoices(): + print('voice: {}'.format(voice)) + self.voices.append(voice) + self.comboBox.addItem(voice.name()) + + else: + self.pushButton.setEnabled(False) + + def play(self): + self.pushButton.setEnabled(False) + self.engine.setVoice(self.voices[self.comboBox.currentIndex()]) + # self.engine.setVolume(float(self.horizontalSlider.value() / 100)) + self.engine.say(self.lineEdit.text()) + + def stateChanged(self, state): + if (state == QTextToSpeech.State.Ready): + self.pushButton.setEnabled(True) + + +if __name__ == '__main__': + app = QApplication(sys.argv) + windows = MainWindow() + windows.show() + sys.exit(app.exec_()) diff --git a/p39_QTextToSpeech/mainwindow.ui b/p39_QTextToSpeech/mainwindow.ui new file mode 100644 index 0000000..f6129c3 --- /dev/null +++ b/p39_QTextToSpeech/mainwindow.ui @@ -0,0 +1,109 @@ + + + MainWindow + + + + 0 + 0 + 800 + 600 + + + + QtTextToSpeech示例 + + + + + + 140 + 140 + 501 + 151 + + + + + + + 0 + + + + + + 20 + + + + 选择声音 + + + + + + + + 20 + + + + + + + + + + + + + 20 + + + + 输入文本 + + + + + + + + 20 + + + + + + + + + 20 + + + + 播放语音 + + + + + + + + + + + + 0 + 0 + 800 + 23 + + + + + + + + diff --git a/p39_QTextToSpeech/ui_mainwindow.py b/p39_QTextToSpeech/ui_mainwindow.py new file mode 100644 index 0000000..fcb6556 --- /dev/null +++ b/p39_QTextToSpeech/ui_mainwindow.py @@ -0,0 +1,85 @@ +# -*- coding: utf-8 -*- + +# Form implementation generated from reading ui file '.\mainwindow.ui' +# +# Created by: PyQt5 UI code generator 5.15.9 +# +# WARNING: Any manual changes made to this file will be lost when pyuic5 is +# run again. Do not edit this file unless you know what you are doing. + + +from PyQt5 import QtCore, QtGui, QtWidgets + + +class Ui_MainWindow(object): + def setupUi(self, MainWindow): + MainWindow.setObjectName("MainWindow") + MainWindow.resize(800, 600) + self.centralwidget = QtWidgets.QWidget(MainWindow) + self.centralwidget.setObjectName("centralwidget") + self.widget = QtWidgets.QWidget(self.centralwidget) + self.widget.setGeometry(QtCore.QRect(140, 140, 501, 151)) + self.widget.setObjectName("widget") + self.verticalLayout = QtWidgets.QVBoxLayout(self.widget) + self.verticalLayout.setContentsMargins(0, 0, 0, 0) + self.verticalLayout.setObjectName("verticalLayout") + self.horizontalLayout = QtWidgets.QHBoxLayout() + self.horizontalLayout.setContentsMargins(-1, -1, 0, -1) + self.horizontalLayout.setObjectName("horizontalLayout") + self.label_voice = QtWidgets.QLabel(self.widget) + font = QtGui.QFont() + font.setPointSize(20) + self.label_voice.setFont(font) + self.label_voice.setObjectName("label_voice") + self.horizontalLayout.addWidget(self.label_voice) + self.comboBox = QtWidgets.QComboBox(self.widget) + font = QtGui.QFont() + font.setPointSize(20) + self.comboBox.setFont(font) + self.comboBox.setObjectName("comboBox") + self.horizontalLayout.addWidget(self.comboBox) + self.horizontalLayout.setStretch(0, 1) + self.horizontalLayout.setStretch(1, 3) + self.verticalLayout.addLayout(self.horizontalLayout) + self.horizontalLayout_2 = QtWidgets.QHBoxLayout() + self.horizontalLayout_2.setObjectName("horizontalLayout_2") + self.label = QtWidgets.QLabel(self.widget) + font = QtGui.QFont() + font.setPointSize(20) + self.label.setFont(font) + self.label.setObjectName("label") + self.horizontalLayout_2.addWidget(self.label) + self.lineEdit = QtWidgets.QLineEdit(self.widget) + font = QtGui.QFont() + font.setPointSize(20) + self.lineEdit.setFont(font) + self.lineEdit.setObjectName("lineEdit") + self.horizontalLayout_2.addWidget(self.lineEdit) + self.pushButton = QtWidgets.QPushButton(self.widget) + font = QtGui.QFont() + font.setPointSize(20) + self.pushButton.setFont(font) + self.pushButton.setObjectName("pushButton") + self.horizontalLayout_2.addWidget(self.pushButton) + self.horizontalLayout_2.setStretch(0, 1) + self.horizontalLayout_2.setStretch(1, 2) + self.horizontalLayout_2.setStretch(2, 1) + self.verticalLayout.addLayout(self.horizontalLayout_2) + MainWindow.setCentralWidget(self.centralwidget) + self.menubar = QtWidgets.QMenuBar(MainWindow) + self.menubar.setGeometry(QtCore.QRect(0, 0, 800, 23)) + self.menubar.setObjectName("menubar") + MainWindow.setMenuBar(self.menubar) + self.statusbar = QtWidgets.QStatusBar(MainWindow) + self.statusbar.setObjectName("statusbar") + MainWindow.setStatusBar(self.statusbar) + + self.retranslateUi(MainWindow) + QtCore.QMetaObject.connectSlotsByName(MainWindow) + + def retranslateUi(self, MainWindow): + _translate = QtCore.QCoreApplication.translate + MainWindow.setWindowTitle(_translate("MainWindow", "QtTextToSpeech示例")) + self.label_voice.setText(_translate("MainWindow", "选择声音")) + self.label.setText(_translate("MainWindow", "输入文本")) + self.pushButton.setText(_translate("MainWindow", "播放语音"))