mirror of
https://github.com/GNS3/gns3-gui.git
synced 2026-05-17 00:46:01 +03:00
137 lines
4.4 KiB
Python
137 lines
4.4 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2018 GNS3 Technologies Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import urllib.parse
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from ..qt import QtCore, QtGui, QtWidgets, QtSvgWidgets
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from ..qt.qimage_svg_renderer import QImageSvgRenderer
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from ..controller import Controller
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import logging
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log = logging.getLogger(__name__)
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class LogoItem(QtSvgWidgets.QGraphicsSvgItem):
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"""
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Margin for the logo
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"""
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MARGIN = 20
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"""
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Logo for the scene.
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:param logo_path: Path to the logo (remote)
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:param logo_url: URL which needs to be open user clicks on the logo
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:param project: Current project
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"""
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def __init__(self, logo_path, logo_url, project):
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super().__init__()
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self._logo_path = logo_path
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self._logo_url = logo_url
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self._project = project
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# Temporary symbol during loading
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renderer = QImageSvgRenderer(":/icons/reload.svg")
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renderer.setObjectName("symbol_loading")
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self.setSharedRenderer(renderer)
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effect = QtWidgets.QGraphicsColorizeEffect()
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effect.setColor(QtGui.QColor("black"))
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effect.setStrength(0.8)
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self.setGraphicsEffect(effect)
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self.graphicsEffect().setEnabled(False)
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# set graphical settings for this item
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self.setFlag(QtWidgets.QGraphicsItem.GraphicsItemFlag.ItemIsFocusable)
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self.setFlag(QtWidgets.QGraphicsItem.GraphicsItemFlag.ItemSendsGeometryChanges)
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self.setAcceptHoverEvents(True)
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from ..main_window import MainWindow
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self._main_window = MainWindow.instance()
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self._settings = self._main_window.uiGraphicsView.settings()
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self.updatePosition()
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self._main_window.uiGraphicsView.viewport().installEventFilter(self)
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remote_file = urllib.parse.quote('project-files/images/{}'.format(logo_path))
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Controller.instance().getStatic(
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'/projects/{}/files/{}'.format(project.id(), remote_file),
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self.updateImage
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)
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# make it the last one
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self.setZValue(-2)
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def eventFilter(self, source, event):
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if event.type() == QtCore.QEvent.Type.Paint:
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self.updatePosition()
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return QtWidgets.QWidget.eventFilter(self, source, event)
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def updateImage(self, local_path):
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renderer = QImageSvgRenderer(local_path)
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renderer.setObjectName("project_logo")
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self.setSharedRenderer(renderer)
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def updatePosition(self):
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"""
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Updates position to be located in the right bottom corner
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"""
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logo_rect = self.boundingRect()
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width = self._main_window.uiGraphicsView.viewport().width()
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height = self._main_window.uiGraphicsView.viewport().height()
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rect = self._main_window.uiGraphicsView.mapToScene(QtCore.QRect(0, 0, width, height)).boundingRect()
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x = rect.x() + rect.width() - self.MARGIN - logo_rect.width()
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y = rect.y() + rect.height() - self.MARGIN - logo_rect.height()
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# update only when changes
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if [int(self.x()), int(self.y())] != [int(x), int(y)]:
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self.setX(x)
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self.setY(y)
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self.update()
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def hoverEnterEvent(self, event):
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"""
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Handles all hover enter events for this item.
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:param event: QGraphicsSceneHoverEvent instance
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"""
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if self._logo_url is not None:
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self.graphicsEffect().setEnabled(True)
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def hoverLeaveEvent(self, event):
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"""
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Handles all hover leave events for this item.
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:param event: QGraphicsSceneHoverEvent instance
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"""
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self.graphicsEffect().setEnabled(False)
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def mousePressEvent(self, event):
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url = QtCore.QUrl(self._logo_url)
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if not QtGui.QDesktopServices.openUrl(url):
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QtWidgets.QMessageBox.warning(self, 'Open Url', 'Could not open url')
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