Added h resize event, added cursor change

src/core/widgets/template/dynamic_header_widget.py

@@ -18,6 +18,10 @@ class DynamicHeaderWidget(Gtk.Box):
         self._move_callback = move_callback
         self._current_x     = x
         self._current_y     = y
+        self._current_w, \
+        self._current_h     = self.get_size_request()
+        self.ctx            = None
+
         self._drag_start_x  = 0
         self._drag_start_y  = 0
         self._prior_time    = 0
@@ -33,8 +37,8 @@ class DynamicHeaderWidget(Gtk.Box):
 
     def _setup_styling(self):
         self.set_orientation(0)
-        ctx = self.get_style_context()
-        ctx.add_class("dynamic-header-widget")
+        self.ctx = self.get_style_context()
+        self.ctx.add_class("dynamic-header-widget")
 
     def _setup_signals(self):
         ...
@@ -44,10 +48,14 @@ class DynamicHeaderWidget(Gtk.Box):
 
     def _load_widgets(self):
         self.is_dragging = False
-        drag_eve    = Gtk.Button(label = "....")
+        drag_eve    = Gtk.Button(label = "...")
         hresize_eve = Gtk.Button(label = "< >")
 
         drag_eve.set_hexpand(True)
+        hresize_eve.connect("button-press-event", self._press_event)
+        hresize_eve.connect("motion-notify-event", self._resize_motion_event)
+        hresize_eve.connect("button-release-event", self._release_event)
+
         drag_eve.connect("button-press-event", self._press_event)
         drag_eve.connect("motion-notify-event", self._motion_event)
         drag_eve.connect("button-release-event", self._release_event)
@@ -56,10 +64,24 @@ class DynamicHeaderWidget(Gtk.Box):
         self.add(hresize_eve)
 
     def _press_event(self, widget = None, eve = None):
+        window = settings.get_main_window()
+        cursor = None
+        cursor = Gdk.Cursor(Gdk.CursorType.CROSSHAIR) if widget.get_label() == "..." else Gdk.Cursor(Gdk.CursorType.SB_H_DOUBLE_ARROW)
+
+        window.get_window().set_cursor(cursor)
         self.is_dragging   = True
         self._drag_start_x = eve.x
         self._drag_start_y = eve.y
 
+    def _resize_motion_event(self, widget = None, eve = None):
+        if self.is_dragging:
+            offset_x = eve.x - self._drag_start_x
+            self._current_w += offset_x
+            if self._current_w < 0:
+                self._current_w = -1
+
+            self.set_size_request(self._current_w, self._current_h)
+
     def _motion_event(self, widget = None, eve = None):
         if self._update_block:
             self._drag_start_x = eve.x
@@ -78,6 +100,10 @@ class DynamicHeaderWidget(Gtk.Box):
             self._update_block = False
 
     def _release_event(self, widget = None, eve = None):
+        window = settings.get_main_window()
+        watch_cursor = Gdk.Cursor(Gdk.CursorType.ARROW)
+        window.get_window().set_cursor(watch_cursor)
+
         self.is_dragging   = False
         self._drag_start_x = 0
         self._drag_start_y = 0

user_config/usr/share/coherence/stylesheet.css

@@ -61,6 +61,7 @@ notebook > header > tabs > tab:checked {
 
 
 
+
 .dynamic-header-widget {
     margin-bottom: 5px;
 }