Added DnD file loading, added button images

src/core/widgets/base/banner_controls.py

@@ -33,6 +33,6 @@ class BannerControls(Gtk.Box):
 
     def _load_widgets(self):
         self.add(ToggleLineHighlight())
-        self.add(ScaleUpButton())
         self.add(ScaleDownButton())
+        self.add(ScaleUpButton())
         self.pack_end(ThemeButton(), False, False, 0)

src/core/widgets/base/editer_notebook.py

@@ -33,6 +33,7 @@ class EditorNotebook(Gtk.Notebook):
 
     def _subscribe_to_events(self):
         # event_system.subscribe("set_buffer_language", self.action_controller, *("set_buffer_language",))
+        event_system.subscribe("create_view", self.create_view)
         event_system.subscribe("set_buffer_style", self.action_controller)
         event_system.subscribe("set_buffer_language", self.action_controller)
         event_system.subscribe("set_buffer_style", self.action_controller)
@@ -67,7 +68,7 @@ class EditorNotebook(Gtk.Notebook):
     def _load_widgets(self):
         self.create_view()
 
-    def create_view(self, widget = None, eve = None):
+    def create_view(self, widget = None, eve = None, gfile = None):
         container =  SourceViewContainer(self.close_tab)
 
         index = self.append_page(container, container.get_tab_widget())
@@ -76,8 +77,12 @@ class EditorNotebook(Gtk.Notebook):
         ctx = self.get_style_context()
         ctx.add_class("notebook-unselected-focus")
         self.set_tab_reorderable(container, True)
-        self.show_all()
 
+        if gfile:
+            source_view = container.get_source_view()
+            source_view.open_file(gfile)
+
+        self.show_all()
         self.set_current_page(index)
 
     def close_tab(self, button, scroll_view, source_view, eve = None):

src/core/widgets/base/source_view.py

@@ -2,9 +2,13 @@
 
 # Lib imports
 import gi
+gi.require_version('Gtk', '3.0')
 gi.require_version('GtkSource', '4')
-from gi.repository import GtkSource
+gi.require_version('Gdk', '3.0')
+from gi.repository import Gtk
+from gi.repository import Gdk
 from gi.repository import Gio
+from gi.repository import GtkSource
 
 # Application imports
 
@@ -16,13 +20,16 @@ class SourceView(GtkSource.View):
 
         self._language_manager     = GtkSource.LanguageManager()
         self._style_scheme_manager = GtkSource.StyleSchemeManager()
+
         self._general_style_tag    = None
         self._file_watcher         = None
+        self._is_changed           = False
 
         self._buffer = self.get_buffer()
 
         self._setup_styling()
         self._setup_signals()
+        self._set_up_dnd()
         self._subscribe_to_events()
         self._load_widgets()
 
@@ -47,6 +54,7 @@ class SourceView(GtkSource.View):
         self.set_vexpand(True)
 
     def _setup_signals(self):
+        self.connect("drag-data-received",  self._on_drag_data_received)
         ...
 
     def _subscribe_to_events(self):
@@ -118,3 +126,53 @@ class SourceView(GtkSource.View):
 
         tag.set_property('scale', tag.get_property('scale') - scale_step)
         self._buffer.apply_tag(tag, start_itr, end_itr)
+
+
+    def _set_up_dnd(self):
+        URI_TARGET_TYPE  = 80
+        uri_target       = Gtk.TargetEntry.new('text/uri-list', Gtk.TargetFlags(0), URI_TARGET_TYPE)
+        targets          = [ uri_target ]
+        self.drag_dest_set_target_list(targets)
+
+    def _on_drag_data_received(self, widget, drag_context, x, y, data, info, time):
+        if info == 80:
+            uris  = data.get_uris()
+
+            if len(uris) == 0:
+                uris = data.get_text().split("\n")
+
+            if self._is_changed:
+                # self.maybe_saved()
+                ...
+
+            gfile = Gio.File.new_for_uri(uris[0])
+            self.open_file(gfile)
+
+            uris.pop(0)
+            for uri in uris:
+                gfile = Gio.File.new_for_uri(uri)
+                event_system.emit('create_view', (None, None, gfile,))
+
+
+    def open_file(self, gfile, *args):
+        info         = gfile.query_info("standard::content-type", 0, cancellable=None)
+        content_type = info.get_content_type()
+        lm           = self._language_manager.guess_language(None, content_type)
+
+        if settings.is_debug():
+            logger.debug(f"Detected Content Type: {content_type}")
+
+        with open(gfile.get_path(), 'r') as f:
+            data = f.read()
+            self._buffer.set_text(data)
+            self.set_buffer_language( lm.get_id() )
+
+            # self.current_file = myfile
+            # self.current_filename = myfile.rpartition("/")[2]
+            # self.current_folder = path.dirname(myfile)
+            f.close()
+            # self.headerbar.set_subtitle(myfile)
+            # self.status_label.set_text(f"'{myfile}' loaded")
+            # self.headerbar.set_title("TextEdit")
+            self.grab_focus()
+            # self.is_changed = False

src/core/widgets/base/sourceview_container.py

@@ -11,6 +11,8 @@ from .source_view import SourceView
 
 
 
+# NOTE: https://github.com/Axel-Erfurt/TextEdit/tree/b65f09be945196eb05bef83d81a6abcd129b4eb0
+
 class SourceViewContainer(Gtk.ScrolledWindow):
     def __init__(self, close_tab):
         super(SourceViewContainer, self).__init__()

src/core/widgets/controls/scale_down_button.py

@@ -20,7 +20,11 @@ class ScaleDownButton(Gtk.Button):
 
 
     def _setup_styling(self):
-        self.set_label("Zoom Out (-)")
+        self.set_label("Zoom")
+        self.set_image( Gtk.Image.new_from_icon_name("gtk-remove", 4) )
+        self.set_always_show_image(True)
+        self.set_image_position(1) # Left - 0, Right = 1
+        self.set_hexpand(False)
 
     def _setup_signals(self):
         self.connect("released", self._emit_scale_eve)

src/core/widgets/controls/scale_up_button.py

@@ -20,7 +20,11 @@ class ScaleUpButton(Gtk.Button):
 
 
     def _setup_styling(self):
-        self.set_label("Zoom In (+)")
+        self.set_label("Zoom")
+        self.set_image( Gtk.Image.new_from_icon_name("gtk-add", 4) )
+        self.set_always_show_image(True)
+        self.set_image_position(1) # Left - 0, Right = 1
+        self.set_hexpand(False)
 
     def _setup_signals(self):
         self.connect("released", self._emit_scale_eve)

src/core/widgets/controls/theme_button.py

@@ -62,6 +62,9 @@ class ThemeButton(Gtk.Button):
 
     def _setup_styling(self):
         self.set_label("Themes")
+        self.set_image( Gtk.Image.new_from_icon_name("gtk-page-setup", 4) )
+        self.set_always_show_image(True)
+        self.set_image_position(1) # Left - 0, Right = 1
 
     def _setup_signals(self):
         self.connect("clicked", self._show_popover)

src/core/widgets/controls/toggle_line_highlight.py

@@ -9,7 +9,7 @@ from gi.repository import Gtk
 
 
 
-class ToggleLineHighlight(Gtk.ToggleButton):
+class ToggleLineHighlight(Gtk.Button):
     def __init__(self):
         super(ToggleLineHighlight, self).__init__()
 
@@ -20,7 +20,11 @@ class ToggleLineHighlight(Gtk.ToggleButton):
 
 
     def _setup_styling(self):
-        self.set_label("Toggle Line Highlight")
+        self.set_label("Line Highlight")
+        # self.set_image( Gtk.Image.new_from_icon_name("gtk-add", 4) )
+        self.set_always_show_image(True)
+        self.set_image_position(1) # Left - 0, Right = 1
+        self.set_hexpand(False)
 
     def _setup_signals(self):
         self.connect("released", self._emit_toggle_eve)

src/core/widgets/tab_header_widget.py

@@ -13,20 +13,17 @@ class TabHeaderWidget(Gtk.ButtonBox):
     """docstring for TabHeaderWidget"""
 
     ccount = 0
-
     def __new__(cls, *args, **kwargs):
         obj        = super(TabHeaderWidget, cls).__new__(cls)
         cls.ccount += 1
-
         return obj
 
 
-    # def __init__(self, tab, close_tab):
     def __init__(self, scroll_view, source_view, close_tab):
         super(TabHeaderWidget, self).__init__()
 
-        self.INDEX   = self.ccount
+        self.INDEX        = self.ccount
-        self.NAME    = f"tab_{self.INDEX}"
+        self.NAME         = f"tab_{self.INDEX}"
         self._scroll_view = scroll_view
         self._source_view = source_view
         self._close_tab   = close_tab # NOTE: Close method in tab_mixin
@@ -47,13 +44,16 @@ class TabHeaderWidget(Gtk.ButtonBox):
         close = Gtk.Button()
         icon  = Gtk.Image(stock=Gtk.STOCK_CLOSE)
 
-        label.set_label(f"{self.NAME}")
+        label.set_label("untitled")
         label.set_width_chars(len(self.NAME))
         label.set_xalign(0.0)
 
+        close.set_always_show_image(True)
+        close.set_hexpand(False)
+        close.set_size_request(32, 32)
+        close.set_image( Gtk.Image.new_from_icon_name("gtk-close", 4) )
         close.connect("released", self._close_tab, *(self._scroll_view, self._source_view,))
 
-        close.add(icon)
         self.add(label)
         self.add(close)