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Merged
merged 1 commit into from
Feb 9, 2015
Merged

indentation fixed #1

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38 changes: 19 additions & 19 deletions Post-2(QtCore)/progress_bar.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,29 +4,29 @@


class Window(QWidget):
def __init__(self, parent=None):
super(Window, self).__init__()
self.set_settings()
self.create_widgets()
def __init__(self, parent=None):
super(Window, self).__init__()
self.set_settings()
self.create_widgets()

def set_settings(self):
self.resize(350,200)
def set_settings(self):
self.resize(350,200)

def create_widgets(self):
self.progress_bar = QProgressBar(self)
self.progress_bar.setFixedWidth(300)
self.progress_bar.move(50,80)
#timer creating
self.timer = QBasicTimer()
self.step = 0
self.timer.start(100, self)
def create_widgets(self):
self.progress_bar = QProgressBar(self)
self.progress_bar.setFixedWidth(300)
self.progress_bar.move(50,80)
#timer creating
self.timer = QBasicTimer()
self.step = 0
self.timer.start(100, self)

def timerEvent(self, e):
if self.step >= 100:
self.timer.stop()
def timerEvent(self, e):
if self.step >= 100:
self.timer.stop()

self.step += 1
self.progress_bar.setValue(self.step)
self.step += 1
self.progress_bar.setValue(self.step)

root = QApplication(sys.argv)
app = Window()
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46 changes: 23 additions & 23 deletions Post-2(QtCore)/signal_emited.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,33 +5,33 @@


class CustomLabel(QLabel):
def __init__(self, parent=None):
super(CustomLabel, self).__init__(parent)
self.setMouseTracking(True)
def __init__(self, parent=None):
super(CustomLabel, self).__init__(parent)
self.setMouseTracking(True)

def mousePressEvent(self, e):
img, re = QFileDialog.getOpenFileName(self,"Selecionar Arquivo",
filter="All(*.png *.jpg)")
if re:
self.setPixmap(QPixmap(img).scaled(250,150,
Qt.KeepAspectRatio))
def mousePressEvent(self, e):
img, re = QFileDialog.getOpenFileName(self,"Selecionar Arquivo",
filter="All(*.png *.jpg)")
if re:
self.setPixmap(QPixmap(img).scaled(250,150,
Qt.KeepAspectRatio))

def mouseMoveEvent(self, e):
QApplication.setOverrideCursor(Qt.PointingHandCursor)
def mouseMoveEvent(self, e):
QApplication.setOverrideCursor(Qt.PointingHandCursor)

def leaveEvent(self, e):
QApplication.setOverrideCursor(Qt.ArrowCursor)
def leaveEvent(self, e):
QApplication.setOverrideCursor(Qt.ArrowCursor)

class HandlerWindow(QWidget):
def __init__(self, parent=None):
super(HandlerWindow, self).__init__()
self.resize(300,350)
self.label = CustomLabel(self)
self.label.setPixmap(QPixmap("imgs/default-user.png").scaled(250,150,
Qt.KeepAspectRatio))
def __init__(self, parent=None):
super(HandlerWindow, self).__init__()
self.resize(300,350)
self.label = CustomLabel(self)
self.label.setPixmap(QPixmap("imgs/default-user.png").scaled(250,150,
Qt.KeepAspectRatio))

if __name__ == "__main__":
root = QApplication(sys.argv)
app = HandlerWindow()
app.show()
sys.exit(root.exec_())
root = QApplication(sys.argv)
app = HandlerWindow()
app.show()
sys.exit(root.exec_())
104 changes: 52 additions & 52 deletions Post-2(QtCore)/signalsslots.py
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Original file line number Diff line number Diff line change
@@ -1,62 +1,62 @@
from PyQt5.QtWidgets import (QApplication, QWidget, QPushButton, QLineEdit,
QHBoxLayout, QMessageBox, QRadioButton,
QGroupBox, QVBoxLayout)
QHBoxLayout, QMessageBox, QRadioButton,
QGroupBox, QVBoxLayout)
import sys


class Window(QWidget):
def __init__(self, parent=None):
super(Window, self).__init__()
# first widgets
self.button = QPushButton("Exibir mensagem")
self.button.setAcceptDrops(True)
self.button.clicked.connect(self.exibir)
self.line_edit = QLineEdit()
# group box of widgets
self.groupbox = QGroupBox("Opções de Diálogo")
# options
self.option_information = QRadioButton("Information")
self.option_information.setChecked(True)
self.option_warning = QRadioButton("Warning")
self.option_critical = QRadioButton("Critical")
# layout of items of group box
self.layout_options = QVBoxLayout()
self.layout_options.addWidget(self.option_information)
self.layout_options.addWidget(self.option_critical)
self.layout_options.addWidget(self.option_warning)
self.groupbox.setLayout(self.layout_options)
# layout of QPushButton e QLineEdit
self.layout_first_widgets = QHBoxLayout()
self.layout_first_widgets.addWidget(self.line_edit)
self.layout_first_widgets.addWidget(self.button)
# main layout
self.layout_master = QVBoxLayout()
self.layout_master.addLayout(self.layout_first_widgets)
self.layout_master.addWidget(self.groupbox)
self.setLayout(self.layout_master)
def __init__(self, parent=None):
super(Window, self).__init__()
# first widgets
self.button = QPushButton("Exibir mensagem")
self.button.setAcceptDrops(True)
self.button.clicked.connect(self.exibir)
self.line_edit = QLineEdit()
# group box of widgets
self.groupbox = QGroupBox("Opções de Diálogo")
# options
self.option_information = QRadioButton("Information")
self.option_information.setChecked(True)
self.option_warning = QRadioButton("Warning")
self.option_critical = QRadioButton("Critical")
# layout of items of group box
self.layout_options = QVBoxLayout()
self.layout_options.addWidget(self.option_information)
self.layout_options.addWidget(self.option_critical)
self.layout_options.addWidget(self.option_warning)
self.groupbox.setLayout(self.layout_options)
# layout of QPushButton e QLineEdit
self.layout_first_widgets = QHBoxLayout()
self.layout_first_widgets.addWidget(self.line_edit)
self.layout_first_widgets.addWidget(self.button)
# main layout
self.layout_master = QVBoxLayout()
self.layout_master.addLayout(self.layout_first_widgets)
self.layout_master.addWidget(self.groupbox)
self.setLayout(self.layout_master)

def exibir(self):
self.text = self.line_edit.text()
if self.option_information.isChecked():
self.messsage_box = QMessageBox.information(self,"Exemplo 1",
self.text)
elif self.option_warning.isChecked():
self.messsage_box = QMessageBox.warning(self,"Exemplo 1",
self.text)
else:
self.messsage_box = QMessageBox.critical(self,"Exemplo 1",
self.text)
def exibir(self):
self.text = self.line_edit.text()
if self.option_information.isChecked():
self.messsage_box = QMessageBox.information(self,"Exemplo 1",
self.text)
elif self.option_warning.isChecked():
self.messsage_box = QMessageBox.warning(self,"Exemplo 1",
self.text)
else:
self.messsage_box = QMessageBox.critical(self,"Exemplo 1",
self.text)

def closeEvent(self, e):
e.ignore()
question_close = QMessageBox.question(self, "Fechamento",
"Deseja realmente fechar a aplicação?",
QMessageBox.Yes, QMessageBox.No)
if question_close == QMessageBox.Yes:
exit(0)
def closeEvent(self, e):
e.ignore()
question_close = QMessageBox.question(self, "Fechamento",
"Deseja realmente fechar a aplicação?",
QMessageBox.Yes, QMessageBox.No)
if question_close == QMessageBox.Yes:
exit(0)

if __name__ == "__main__":
root = QApplication([])
app = Window()
app.show()
sys.exit(root.exec_())
app = Window()
app.show()
sys.exit(root.exec_())
22 changes: 11 additions & 11 deletions Post-2(QtCore)/threads_test.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3,20 +3,20 @@
import sys

class Loop(QThread):
def run(self):
while True:
print ("Estamos no loop")
def run(self):
while True:
print ("Estamos no loop")

class Window(QWidget):
def __init__(self, parent=None):
super(Window, self).__init__()
self.resize(200, 200)
self.button = QPushButton("Iniciar loop", self)
self.button.clicked.connect(self.start_loop)
def __init__(self, parent=None):
super(Window, self).__init__()
self.resize(200, 200)
self.button = QPushButton("Iniciar loop", self)
self.button.clicked.connect(self.start_loop)

def start_loop(self):
self.thread_loop = Loop()
self.thread_loop.start()
def start_loop(self):
self.thread_loop = Loop()
self.thread_loop.start()


root = QApplication([])
Expand Down