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Change cursor when hovering links

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This commit is contained in:
Marco Pesenti Gritti 2006-04-25 21:26:49 -04:00
parent 1676e5edcc
commit 2beb70cd7c
1 changed files with 36 additions and 8 deletions
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44
chat/richtext.py
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@ -16,17 +16,45 @@ class RichTextView(gtk.TextView):
def __init__(self, rich_buf = None): def __init__(self, rich_buf = None):
gtk.TextView.__init__(self, rich_buf) gtk.TextView.__init__(self, rich_buf)
# self.connect("motion-notify-event", self.__motion_notify_cb) self.connect("motion-notify-event", self.__motion_notify_cb)
self.connect("button-press-event", self.__button_press_cb) self.connect("button-press-event", self.__button_press_cb)
self.__hover_link = False
# def __motion_notify_cb(self, widget, event): def _set_hover_link(self, hover_link):
# if event.is_hint: if hover_link != self.__hover_link:
# [x, y, state] = event.window.get_pointer(); self.__hover_link = hover_link
display = self.get_toplevel().get_display()
child_window = self.get_window(gtk.TEXT_WINDOW_TEXT)
if hover_link:
cursor = gtk.gdk.Cursor(display, gtk.gdk.HAND2)
else:
cursor = gtk.gdk.Cursor(display, gtk.gdk.XTERM)
child_window.set_cursor(cursor)
gtk.gdk.flush()
def __iter_is_link(self, it):
return it.has_tag(self.get_buffer().get_tag_table().lookup("link"))
def __get_event_iter(self, event):
return self.get_iter_at_location(int(event.x), int(event.y))
def __motion_notify_cb(self, widget, event):
if event.is_hint:
[x, y, state] = event.window.get_pointer();
it = self.__get_event_iter(event)
if it:
hover_link = self.__iter_is_link(it)
else:
hover_link = False
self._set_hover_link(hover_link)
def __button_press_cb(self, widget, event): def __button_press_cb(self, widget, event):
buf = self.get_buffer() it = self.__get_event_iter(event)
it = self.get_iter_at_location(int(event.x), int(event.y)) if it and self.__iter_is_link(it):
if it.has_tag(buf.get_tag_table().lookup("link")):
address_tag = buf.get_tag_table().lookup("link-address") address_tag = buf.get_tag_table().lookup("link-address")
address_end = it.copy() address_end = it.copy()
@ -35,7 +63,7 @@ class RichTextView(gtk.TextView):
address_start = address_end.copy() address_start = address_end.copy()
address_start.backward_to_tag_toggle(address_tag) address_start.backward_to_tag_toggle(address_tag)
address = buf.get_text(address_start, address_end) address = self.get_buffer().get_text(address_start, address_end)
self.emit("link-clicked", address) self.emit("link-clicked", address)
class RichTextBuffer(gtk.TextBuffer): class RichTextBuffer(gtk.TextBuffer):