126 lines
4.7 KiB
Python
126 lines
4.7 KiB
Python
#!/usr/bin/env python
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# Copyright (C) 2010-2012 Sam Bull
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"""
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Dialog window, creates a popup window.
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"""
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import pygame.mouse
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from pygame.locals import *
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from _locals import *
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from base_widget import Simple
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class Dialog(Simple):
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"""
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Dialog Window
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If ``surf`` is not given, window will be large enough to fit the
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given widget.
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"""
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_can_focus = True
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_modal = True
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_layered = True
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_settings_default = {"title": None, "widget": None, "col_bg": (240,240,240),
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"col_border": (50,40,90)}
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_drag = _over = False
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def _config(self, **kwargs):
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"""
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widget: Widget that should be displayed in the dialog window.
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title: ``str`` Text to display in the title bar.
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col_border: ``tuple`` (r,g,b) Window decoration colour.
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col_bg: ``tuple`` (r,g,b) Background colour.
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modal: ``bool`` ``True`` if window should be modal.
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Defaults to ``True``.
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"""
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if "widget" in kwargs:
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self._settings["widget"] = kwargs["widget"]
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self._settings["widget"]._parent = self
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self._settings["widget"].pos = (2, 20)
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if not hasattr(self, "image"):
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r = self._settings["widget"].rect
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self._create_base_images((r.w + 4, r.h + 22))
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if "title" in kwargs:
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self._settings["title"] = kwargs["title"]
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if "col_border" in kwargs:
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self._settings["col_border"] = kwargs["col_border"]
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if "col_bg" in kwargs:
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self._settings["col_bg"] = kwargs["col_bg"]
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if "modal" in kwargs:
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self._modal = kwargs["modal"]
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def _draw(self, draw):
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# Draw window
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inner_rect = Rect((2,20), (self.rect.w-4,self.rect.h-22))
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self._images["image"].fill(self._settings["col_border"])
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self._images["image"].fill(self._settings["col_bg"], inner_rect)
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if self._settings["title"]:
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t = Simple(Font["widget"].render(
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self._settings["title"], True, Font.col), pos = (22,0))
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self._images["image"].blit(t.image, t.pos)
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# Close button
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self._close_off = Simple((16,16), parent=self)
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self._close_off.image.fill(self._settings["col_border"])
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draw.circle(self._close_off.image, (140,6,15), (8,8), 8)
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draw.line(self._close_off.image, (0,0,1), (5,5), (11,11), 3)
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draw.line(self._close_off.image, (0,0,1), (5,11), (11,5), 3)
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self._close_over = Simple((16,16), parent=self)
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self._close_over.image.fill(self._settings["col_border"])
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draw.circle(self._close_over.image, (234,14,50), (8,8), 8)
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draw.line(self._close_over.image, (0,0,1), (5,5), (11,11), 5)
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draw.line(self._close_over.image, (0,0,1), (5,11), (11,5), 5)
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self._close_off.pos = self._close_over.pos = (1,1)
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self.image = self._images["image"].copy()
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self.image.blit(self._close_off.image, self._close_off.pos)
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def update(self, time):
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"""Update dialog window each frame."""
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r = self._close_off.rect_abs
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if not self._over and r.collidepoint(pygame.mouse.get_pos()):
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# Display over button
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self.image = self._images["image"].copy()
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self.image.blit(self._close_over.image, self._close_over.pos)
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self._over = True
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elif self._over and not r.collidepoint(pygame.mouse.get_pos()):
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# Display normal button
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self.image = self._images["image"].copy()
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self.image.blit(self._close_off.image, self._close_off.pos)
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self._over = False
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self._settings["widget"].update(time)
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self.image.blit(self._settings["widget"].image,
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self._settings["widget"].pos)
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def _event(self, event):
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"""Respond to events."""
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minus_pos = lambda p1, p2: (p1[0] - p2[0], p1[1] - p2[1])
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if event.type == MOUSEBUTTONDOWN and event.button == 1 and \
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self.rect.collidepoint(event.pos) and event.pos[1] < self.rect.y + 20:
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# Clicking title bar of window
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if self._close_off.rect_abs.collidepoint(event.pos):
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# Close button
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self.remove()
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else:
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# Initialise window drag
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self._offset = minus_pos(event.pos, self.pos)
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self._drag = True
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elif event.type == MOUSEMOTION and self._drag:
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# Move window
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self.pos = minus_pos(event.pos, self._offset)
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elif event.type == MOUSEBUTTONUP and event.button == 1 and self._drag:
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# Stop moving window
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self.pos = minus_pos(event.pos, self._offset)
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self._drag = False
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else:
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self._settings["widget"]._event(event)
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