Initial commit

Basic_Widgets/GtkFileChooserButtonWidget.py

@@ -0,0 +1,64 @@
+#!/usr/bin/python3
+
+import sys
+import gi
+gi.require_version('Gtk', '3.0')
+from gi.repository import Gtk
+from pathlib import Path
+
+class AppWindow(Gtk.ApplicationWindow):
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.set_border_width(10)
+        label = Gtk.Label("")
+        chooser1 = Gtk.FileChooserButton("Choose a Folder.", 
+                                         Gtk.FileChooserAction.SELECT_FOLDER)
+        chooser2 = Gtk.FileChooserButton("Choose a Folder.", 
+                                         Gtk.FileChooserAction.OPEN)
+        chooser1.connect("selection_changed", self.on_folder_changed, 
+                         chooser2)
+        chooser2.connect("selection_changed", self.on_file_changed, label)
+        chooser1.set_current_folder(str(Path.home()))
+        chooser2.set_current_folder(str(Path.home()))
+        filter1 = Gtk.FileFilter()
+        filter2 = Gtk.FileFilter()
+        filter1.set_name("Image Files")
+        filter2.set_name("All Files")
+        filter1.add_pattern("*.png")
+        filter1.add_pattern("*.jpg")
+        filter1.add_pattern("*.gif")
+        filter2.add_pattern("*")
+        chooser2.add_filter(filter1)
+        chooser2.add_filter(filter2)
+        vbox = Gtk.Box(orientation=Gtk.Orientation.VERTICAL, spacing=0)
+        vbox.pack_start(chooser1, False, False, 0)
+        vbox.pack_start(chooser2, False, False, 0)
+        vbox.pack_start(label, False, False, 0)
+        self.add(vbox)
+        self.set_size_request(240, -1)
+
+    def on_folder_changed(self, chooser1, chooser2):
+        folder = chooser1.get_filename()
+        chooser2.set_current_folder(folder)
+
+    def on_file_changed(self, chooser2, label):
+        file = chooser2.get_filename()
+        label.set_text(file)
+
+class Application(Gtk.Application):
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, application_id="org.example.myapp",
+                         **kwargs)
+        self.window = None
+
+    def do_activate(self):
+        if not self.window:
+            self.window = AppWindow(application=self, title="File Chooser Button")
+        self.window.show_all()
+        self.window.present()
+
+if __name__ == "__main__":
+    app = Application()
+    app.run(sys.argv)