diff options
Diffstat (limited to 'mvc/widgets/gtk/simple.py')
| -rw-r--r-- | mvc/widgets/gtk/simple.py | 313 |
1 files changed, 0 insertions, 313 deletions
diff --git a/mvc/widgets/gtk/simple.py b/mvc/widgets/gtk/simple.py deleted file mode 100644 index f0921e0..0000000 --- a/mvc/widgets/gtk/simple.py +++ /dev/null @@ -1,313 +0,0 @@ -# @Base: Miro - an RSS based video player application -# Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011 -# Participatory Culture Foundation -# -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2 of the License, or -# (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA -# -# In addition, as a special exception, the copyright holders give -# permission to link the code of portions of this program with the OpenSSL -# library. -# -# You must obey the GNU General Public License in all respects for all of -# the code used other than OpenSSL. If you modify file(s) with this -# exception, you may extend this exception to your version of the file(s), -# but you are not obligated to do so. If you do not wish to do so, delete -# this exception statement from your version. If you delete this exception -# statement from all source files in the program, then also delete it here. - -"""simple.py -- Collection of simple widgets.""" - -import gtk -import gobject -import pango - -from mvc.widgets import widgetconst -from .base import Widget, Bin - -class Image(object): - def __init__(self, path): - try: - self._set_pixbuf(gtk.gdk.pixbuf_new_from_file(path)) - except gobject.GError, ge: - raise ValueError("%s" % ge) - self.width = self.pixbuf.get_width() - self.height = self.pixbuf.get_height() - - def _set_pixbuf(self, pixbuf): - self.pixbuf = pixbuf - self.width = self.pixbuf.get_width() - self.height = self.pixbuf.get_height() - - def resize(self, width, height): - width = int(round(width)) - height = int(round(height)) - resized_pixbuf = self.pixbuf.scale_simple(width, height, - gtk.gdk.INTERP_BILINEAR) - return TransformedImage(resized_pixbuf) - - def resize_for_space(self, width, height): - """Returns an image scaled to fit into the specified space at the - correct height/width ratio. - """ - ratio = min(1.0 * width / self.width, 1.0 * height / self.height) - return self.resize(ratio * self.width, ratio * self.height) - - def crop_and_scale(self, src_x, src_y, src_width, src_height, dest_width, - dest_height): - """Crop an image then scale it. - - The image will be cropped to the rectangle (src_x, src_y, src_width, - src_height), that rectangle will be scaled to a new Image with tisez - (dest_width, dest_height) - """ - dest = gtk.gdk.Pixbuf(self.pixbuf.get_colorspace(), - self.pixbuf.get_has_alpha(), - self.pixbuf.get_bits_per_sample(), dest_width, dest_height) - - scale_x = dest_width / float(src_width) - scale_y = dest_height / float(src_height) - - self.pixbuf.scale(dest, 0, 0, dest_width, dest_height, - -src_x * scale_x, -src_y * scale_y, scale_x, scale_y, - gtk.gdk.INTERP_BILINEAR) - return TransformedImage(dest) - -class TransformedImage(Image): - def __init__(self, pixbuf): - # XXX intentionally not calling direct super's __init__; we should do - # this differently - self._set_pixbuf(pixbuf) - -class ImageDisplay(Widget): - def __init__(self, image=None): - Widget.__init__(self) - self.set_widget(gtk.Image()) - self.set_image(image) - - def set_image(self, image): - self.image = image - if image is not None: - self._widget.set_from_pixbuf(image.pixbuf) - else: - self._widget.clear() - -class AnimatedImageDisplay(Widget): - def __init__(self, path): - Widget.__init__(self) - self.set_widget(gtk.Image()) - self._animation = gtk.gdk.PixbufAnimation(path) - # Set to animate before we are shown and stop animating after - # we disappear. - self._widget.connect('map', lambda w: self._set_animate(True)) - self._widget.connect('unmap-event', - lambda w, a: self._set_animate(False)) - - def _set_animate(self, enabled): - if enabled: - self._widget.set_from_animation(self._animation) - else: - self._widget.clear() - -class Label(Widget): - """Widget that displays simple text.""" - def __init__(self, text="", color=None): - Widget.__init__(self) - self.set_widget(gtk.Label()) - if text: - self.set_text(text) - self.attr_list = pango.AttrList() - self.font_description = self._widget.style.font_desc.copy() - self.scale_factor = 1.0 - if color is not None: - self.set_color(color) - self.wrapped_widget_connect('style-set', self.on_style_set) - - def set_bold(self, bold): - if bold: - weight = pango.WEIGHT_BOLD - else: - weight = pango.WEIGHT_NORMAL - self.font_description.set_weight(weight) - self.set_attr(pango.AttrFontDesc(self.font_description)) - - def set_size(self, size): - if size == widgetconst.SIZE_NORMAL: - self.scale_factor = 1 - elif size == widgetconst.SIZE_SMALL: - self.scale_factor = 0.75 - else: - self.scale_factor = size - baseline = self._widget.style.font_desc.get_size() - self.font_description.set_size(int(baseline * self.scale_factor)) - self.set_attr(pango.AttrFontDesc(self.font_description)) - - def get_preferred_width(self): - return self._widget.size_request()[0] - - def on_style_set(self, widget, old_style): - self.set_size(self.scale_factor) - - def set_wrap(self, wrap): - self._widget.set_line_wrap(wrap) - - def set_alignment(self, alignment): - # default to left. - gtkalignment = gtk.JUSTIFY_LEFT - if alignment == widgetconst.TEXT_JUSTIFY_LEFT: - gtkalignment = gtk.JUSTIFY_LEFT - elif alignment == widgetconst.TEXT_JUSTIFY_RIGHT: - gtkalignment = gtk.JUSTIFY_RIGHT - elif alignment == widgetconst.TEXT_JUSTIFY_CENTER: - gtkalignment = gtk.JUSTIFY_CENTER - self._widget.set_justify(gtkalignment) - - def get_alignment(self): - return self._widget.get_justify() - - def get_width(self): - return self._widget.get_layout().get_pixel_size()[0] - - def set_text(self, text): - self._widget.set_text(text) - - def get_text(self): - return self._widget.get_text().decode('utf-8') - - def set_selectable(self, val): - self._widget.set_selectable(val) - - def set_attr(self, attr): - attr.end_index = 65535 - self.attr_list.change(attr) - self._widget.set_attributes(self.attr_list) - - def set_color(self, color): - color_as_int = (int(65535 * c) for c in color) - self.set_attr(pango.AttrForeground(*color_as_int)) - - def baseline(self): - pango_context = self._widget.get_pango_context() - metrics = pango_context.get_metrics(self.font_description) - return pango.PIXELS(metrics.get_descent()) - - def hide(self): - self._widget.hide() - - def show(self): - self._widget.show() - -class Scroller(Bin): - def __init__(self, horizontal, vertical): - Bin.__init__(self) - self.set_widget(gtk.ScrolledWindow()) - if horizontal: - h_policy = gtk.POLICY_AUTOMATIC - else: - h_policy = gtk.POLICY_NEVER - if vertical: - v_policy = gtk.POLICY_AUTOMATIC - else: - v_policy = gtk.POLICY_NEVER - self._widget.set_policy(h_policy, v_policy) - - def set_has_borders(self, has_border): - pass - - def set_background_color(self, color): - pass - - def add_child_to_widget(self): - if (isinstance(self.child._widget, gtk.TreeView) or - isinstance(self.child._widget, gtk.TextView)): - # child has native scroller - self._widget.add(self.child._widget) - else: - self._widget.add_with_viewport(self.child._widget) - self._widget.get_child().set_shadow_type(gtk.SHADOW_NONE) - if isinstance(self.child._widget, gtk.TextView): - self._widget.set_shadow_type(gtk.SHADOW_IN) - else: - self._widget.set_shadow_type(gtk.SHADOW_NONE) - - def prepare_for_dark_content(self): - # this is just a hack for cocoa - pass - - -class SolidBackground(Bin): - def __init__(self, color=None): - Bin.__init__(self) - self.set_widget(gtk.EventBox()) - if color is not None: - self.set_background_color(color) - - def set_background_color(self, color): - self.modify_style('base', gtk.STATE_NORMAL, self.make_color(color)) - self.modify_style('bg', gtk.STATE_NORMAL, self.make_color(color)) - -class Expander(Bin): - def __init__(self, child=None): - Bin.__init__(self) - self.set_widget(gtk.Expander()) - if child is not None: - self.add(child) - self.label = None - # This is a complete hack. GTK expanders have a transparent - # background most of the time, except when they are prelighted. So we - # just set the background to white there because that's what should - # happen in the item list. - self.modify_style('bg', gtk.STATE_PRELIGHT, - gtk.gdk.color_parse('white')) - - def set_spacing(self, spacing): - self._widget.set_spacing(spacing) - - def set_label(self, widget): - self.label = widget - self._widget.set_label_widget(widget._widget) - widget._widget.show() - - def set_expanded(self, expanded): - self._widget.set_expanded(expanded) - -class ProgressBar(Widget): - def __init__(self): - Widget.__init__(self) - self.set_widget(gtk.ProgressBar()) - self._timer = None - - def set_progress(self, fraction): - self._widget.set_fraction(fraction) - - def start_pulsing(self): - if self._timer is None: - self._timer = gobject.timeout_add(100, self._do_pulse) - - def stop_pulsing(self): - if self._timer: - gobject.source_remove(self._timer) - self._timer = None - - def _do_pulse(self): - self._widget.pulse() - return True - -class HLine(Widget): - """A horizontal separator. Not to be confused with HSeparator, which is is - a DrawingArea, not a Widget. - """ - def __init__(self): - Widget.__init__(self) - self.set_widget(gtk.HSeparator()) |