generated from itdominator/Python-With-Gtk-Template
117 lines
3.6 KiB
Python
117 lines
3.6 KiB
Python
# Python imports
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# Lib imports
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# Application imports
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import gi
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gi.require_version('Gtk', '3.0')
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gi.require_version('Gdk', '3.0')
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from gi.repository import Gtk
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from gi.repository import Gdk
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class DynamicHeaderWidget(Gtk.Box):
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def __init__(self, move_callback, x, y):
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super(DynamicHeaderWidget, self).__init__()
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self._move_callback = move_callback
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self._current_x = x
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self._current_y = y
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self._current_w, \
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self._current_h = self.get_size_request()
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self.ctx = None
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self._drag_start_x = 0
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self._drag_start_y = 0
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self._prior_time = 0
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self._update_block = False
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self.is_dragging = False
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self._setup_styling()
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self._setup_signals()
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self._subscribe_to_events()
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self._load_widgets()
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self.show_all()
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def _setup_styling(self):
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self.set_orientation(0)
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self.ctx = self.get_style_context()
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self.ctx.add_class("dynamic-header-widget")
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def _setup_signals(self):
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...
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def _subscribe_to_events(self):
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...
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def _load_widgets(self):
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drag_eve = Gtk.Button(label = "...")
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hresize_eve = Gtk.Button(label = "< >")
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hresize_eve.connect("button-press-event", self._press_event)
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hresize_eve.connect("motion-notify-event", self._resize_motion_event)
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hresize_eve.connect("button-release-event", self._release_event)
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drag_eve.set_hexpand(True)
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drag_eve.connect("button-press-event", self._press_event)
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drag_eve.connect("motion-notify-event", self._motion_event)
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drag_eve.connect("button-release-event", self._release_event)
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drag_eve.connect("key-release-event", self._key_release_event)
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self.add(drag_eve)
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self.add(hresize_eve)
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def _key_release_event(self, widget = None, eve = None):
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if eve.hardware_keycode == 119: # NOTE: If Delete key
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self.get_parent().delete()
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def _press_event(self, widget = None, eve = None):
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window = settings.get_main_window()
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cursor = Gdk.Cursor(Gdk.CursorType.CROSSHAIR) if widget.get_label() == "..." else Gdk.Cursor(Gdk.CursorType.SB_H_DOUBLE_ARROW)
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window.get_window().set_cursor(cursor)
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self.is_dragging = True
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self._drag_start_x = eve.x
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self._drag_start_y = eve.y
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def _resize_motion_event(self, widget = None, eve = None):
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if self.is_dragging:
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offset_x = eve.x - self._drag_start_x
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self._current_w += offset_x
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if self._current_w < 0:
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self._current_w = -1
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self.set_size_request(self._current_w, self._current_h)
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self.get_parent().save_needed = True
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def _motion_event(self, widget = None, eve = None):
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if self._update_block:
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self._drag_start_x = eve.x
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self._drag_start_y = eve.y
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return
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if self.is_dragging:
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offset_x = eve.x - self._drag_start_x
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offset_y = eve.y - self._drag_start_y
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self._current_x += offset_x
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self._current_y += offset_y
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self._update_block = True
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self._move_callback(self.get_parent(), self._current_x, self._current_y)
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self.get_parent().save_needed = True
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self._update_block = False
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def _release_event(self, widget = None, eve = None):
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window = settings.get_main_window()
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watch_cursor = Gdk.Cursor(Gdk.CursorType.ARROW)
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window.get_window().set_cursor(watch_cursor)
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self.is_dragging = False
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self._drag_start_x = 0
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self._drag_start_y = 0
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