[about] add about dialog

nixview/ui/about.py

@@ -0,0 +1,57 @@
+import os
+
+from PyQt5.QtGui import QPixmap
+import nixview.constants as cnst
+import nixview.info
+
+from PyQt5.QtWidgets import QDialog, QDialogButtonBox, QLabel, QPushButton, QTextEdit, QVBoxLayout, QWidget
+from PyQt5.QtCore import Qt, pyqtSignal
+
+class AboutDialog(QDialog):
+    
+    def __init__(self, parent=None) -> None:
+        super().__init__(parent=parent)
+        self.setModal(True)
+        about = About(self)
+        self.setLayout(QVBoxLayout())
+        self.layout().addWidget(about)
+        bbox = QDialogButtonBox(QDialogButtonBox.StandardButton.Ok)
+        bbox.accepted.connect(self.accept)
+        self.layout().addWidget(bbox)
+
+class About(QWidget):
+    
+    def __init__(self, parent=None) -> None:
+        super().__init__(parent=parent)
+        self.setLayout(QVBoxLayout())
+        
+        heading = QLabel("NixView")
+        font = heading.font()
+        font.setPointSize(18)
+        font.setBold(True)
+        heading.setFont(font)
+        heading.setAlignment(Qt.AlignCenter)
+        subheading = QLabel("viewer for nix data files\nby Jan Grewe")
+        subheading.setAlignment(Qt.AlignCenter)
+        nix_link = QLabel("https://github.com/g-node/nix")
+        nix_link.setOpenExternalLinks(True)
+        nix_link.setAlignment(Qt.AlignCenter)
+        rtd_link = QLabel("https://nixio.readthedocs.io/en/master/")
+        rtd_link.setOpenExternalLinks(True)
+        rtd_link.setAlignment(Qt.AlignCenter)
+
+        iconlabel = QLabel()
+        pixmap = QPixmap(os.path.join(cnst.ICONS_FOLDER, "nix_logo.png"))
+        s = pixmap.size()
+        new_height = int(s.height() * 300/s.width())
+        pixmap = pixmap.scaled(300, new_height, Qt.KeepAspectRatio, Qt.FastTransformation)
+        iconlabel.setPixmap(pixmap)
+        iconlabel.setMaximumWidth(300)
+        iconlabel.setAlignment(Qt.AlignCenter)
+        iconlabel.setScaledContents(True)
+        
+        self.layout().addWidget(heading)
+        self.layout().addWidget(subheading)
+        self.layout().addWidget(iconlabel)
+        self.layout().addWidget(nix_link)
+        self.layout().addWidget(rtd_link)

nixview/ui/main_window.py

@@ -8,6 +8,7 @@ from nixview.file_handler import FileHandler, NodeType
 import nixview.constants as cnst
 import nixview.communicator as comm
 from nixview.ui.central_widget import CentralWidget
+from nixview.ui.about import AboutDialog
 
 
 class NixView(QMainWindow):
@@ -68,6 +69,12 @@ class NixView(QMainWindow):
         self._table_action.setShortcut(QKeySequence("Ctrl+t"))
         self._table_action.setEnabled(False)
         # self._table_action.triggered.connect(self.on_file_close)
+        
+        self._about_action = QAction("about")
+        self._about_action.setStatusTip("Show about dialog")
+        self._about_action.setEnabled(True)
+        self._about_action.triggered.connect(self.on_about)
+        
         self.create_toolbar()
         self.create_menu() 
     
@@ -103,6 +110,8 @@ class NixView(QMainWindow):
         plot_menu.addAction(self._plot_action)
         plot_menu.addAction(self._table_action)
         
+        help_menu = menu.addMenu("&Help")
+        help_menu.addAction(self._about_action)
         self.setMenuBar(menu)
     
     def _update_recent_files(self, filename):
@@ -147,3 +156,7 @@ class NixView(QMainWindow):
     def on_item_plot(self, s):
         if self._current_item is not None:
             self._cw.plot_item(self._current_item)
+
+    def on_about(self, e):
+        about = AboutDialog(self)
+        about.show()

setup.py

@@ -25,6 +25,8 @@ with open(README) as f:
 
 packages = [
     "nixview",
+    "nixview.ui",
+    "nixview.data_models"
 ]
 
 install_req = ["nixio>=1.4.0", "PyQt5"]
@@ -48,5 +50,8 @@ setup(
     long_description_content_type="text/markdown",
     classifiers=CLASSIFIERS,
     license="BSD",
-    entry_points={"gui_scripts": ["nixview = nixview:main []"]}
+    entry_points={
+        "gui_scripts": ["nixview = nixview:main []"],
+        "console_scripts": ["nixview = nixview:main []"]
+        }
 )