diff options
Diffstat (limited to 'port/widgets.py')
| -rw-r--r-- | port/widgets.py | 403 |
1 files changed, 403 insertions, 0 deletions
diff --git a/port/widgets.py b/port/widgets.py new file mode 100644 index 0000000..9531c97 --- /dev/null +++ b/port/widgets.py @@ -0,0 +1,403 @@ +# 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 + +import gtk +import hippo +import gobject +import logging +import math + +from sugar.graphics import style +from sugar.graphics import palette +from sugar.graphics import toolbutton +from sugar.graphics import radiotoolbutton +from sugar.graphics import icon +from sugar.graphics import toggletoolbutton +from sugar.graphics import combobox +from sugar.graphics import roundbox + +def labelize(text, widget): + box = hippo.CanvasBox() + box.props.spacing = style.DEFAULT_SPACING + + text = hippo.CanvasText(text=text) + text.props.color = style.COLOR_SELECTION_GREY.get_int() + if gtk.widget_get_default_direction() == gtk.TEXT_DIR_RTL: + text.props.xalign = hippo.ALIGNMENT_END + else: + text.props.xalign = hippo.ALIGNMENT_START + box.append(text) + + box.append(widget, hippo.PACK_EXPAND) + + return box + +class Entry(hippo.CanvasWidget): + def __init__(self, text=None, frame_color=style.COLOR_WHITE.get_gdk_color(), + **kwargs): + hippo.CanvasWidget.__init__(self, **kwargs) + + self.entry = gtk.Entry() + self.entry.modify_bg(gtk.STATE_INSENSITIVE, frame_color) + + self.props.widget = self.entry + + if text: + self.text = text + + def get_text(self): + return self.entry.props.text + + def set_text(self, value): + self.entry.props.text = value + + text = gobject.property(type=str, setter=set_text, getter=get_text) + text = property(get_text, set_text) + +class TextView(hippo.CanvasWidget): + def __init__(self, text=None, **kwargs): + hippo.CanvasWidget.__init__(self, **kwargs) + + self.view = gtk.TextView() + self.view.props.left_margin = style.DEFAULT_SPACING + self.view.props.right_margin = style.DEFAULT_SPACING + self.view.props.wrap_mode = gtk.WRAP_WORD + self.view.props.accepts_tab = False + self.view.show() + + scrolled_window = gtk.ScrolledWindow() + scrolled_window.set_shadow_type(gtk.SHADOW_OUT) + scrolled_window.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC) + scrolled_window.add(self.view) + + self.props.widget = scrolled_window + + if text: + self.text = text + + def get_text(self): + return self.view.props.buffer.props.text + + def set_text(self, value): + self.view.props.buffer.props.text = value or '' + + text = gobject.property(type=str, setter=set_text, getter=get_text) + text = property(get_text, set_text) + +class Image(hippo.CanvasWidget): + def __init__(self, pal=None, tooltip=None, pixbuf=None, **kwargs): + self.image = gtk.Image() + self._invoker = palette.CanvasInvoker() + + hippo.CanvasBox.__init__(self, widget=self.image) + + self._invoker._position_hint = self._invoker.AT_CURSOR + self._invoker.attach(self) + + self.palette_class = None + + self.connect('destroy', self._destroy_cb) + + if pal: + self.palette = pal + if tooltip: + self.tooltip = tooltip + if pixbuf: + self.pixbuf = pixbuf + + def _destroy_cb(self, widget): + if self._invoker is not None: + self._invoker.detach() + + def create_palette(self): + if self.palette_class is None: + return None + if isinstance(self.palette_class, tuple): + return self.palette_class[0](*self.palette_class[1:]) + else: + return self.palette_class() + + def get_palette(self): + return self._invoker.palette + + def set_palette(self, palette): + self._invoker.palette = palette + + palette = gobject.property(type=object, + setter=set_palette, getter=get_palette) + palette = property(get_palette, set_palette) + + def get_tooltip(self): + return self._invoker.palette and self._invoker.palette.primary_text + + def set_tooltip(self, text): + self.set_palette(palette.Palette(text)) + + tooltip = gobject.property(type=str, setter=set_tooltip, getter=get_tooltip) + tooltip = property(get_tooltip, set_tooltip) + + def set_pixbuf(self, value): + self.image.set_from_pixbuf(value) + self.props.box_width = value.get_width() + self.props.box_height = value.get_height() + + pixbuf = gobject.property(type=object, setter=set_pixbuf, getter=None) + pixbuf = property(None, set_pixbuf) + +class ToolButton(toolbutton.ToolButton): + def __init__(self, + icon_name, + size=gtk.ICON_SIZE_SMALL_TOOLBAR, + padding=None, + **kwargs): + + toolbutton.ToolButton.__init__(self, **kwargs) + + image = icon.Icon(icon_name=icon_name, icon_size=size) + image.show() + + # The alignment is a hack to work around gtk.ToolButton code + # that sets the icon_size when the icon_widget is a gtk.Image + alignment = gtk.Alignment(0.5, 0.5) + alignment.show() + alignment.add(image) + + self.set_icon_widget(alignment) + + sizes = { gtk.ICON_SIZE_SMALL_TOOLBAR: style.SMALL_ICON_SIZE, + gtk.ICON_SIZE_LARGE_TOOLBAR: style.STANDARD_ICON_SIZE } + + if padding is not None and sizes.has_key(size): + button_size = sizes[size] + style.DEFAULT_SPACING + padding + self.set_size_request(button_size, button_size) + +class RadioToolButton(radiotoolbutton.RadioToolButton): + def __init__(self, + icon_name, + size=gtk.ICON_SIZE_SMALL_TOOLBAR, + padding=None, + **kwargs): + + radiotoolbutton.RadioToolButton.__init__(self, **kwargs) + + image = icon.Icon(icon_name=icon_name, icon_size=size) + image.show() + + # The alignment is a hack to work around gtk.ToolButton code + # that sets the icon_size when the icon_widget is a gtk.Image + alignment = gtk.Alignment(0.5, 0.5) + alignment.show() + alignment.add(image) + + self.set_icon_widget(alignment) + + sizes = { gtk.ICON_SIZE_SMALL_TOOLBAR: style.SMALL_ICON_SIZE, + gtk.ICON_SIZE_LARGE_TOOLBAR: style.STANDARD_ICON_SIZE } + + if padding is not None and sizes.has_key(size): + button_size = sizes[size] + style.DEFAULT_SPACING + padding + self.set_size_request(button_size, button_size) + +class ToolWidget(gtk.ToolItem): + def __init__(self, widget): + gtk.ToolItem.__init__(self) + self.add(widget) + widget.show() + +class ToggleToolButton(toggletoolbutton.ToggleToolButton): + def __init__(self, named_icon=None, tooltip=None, palette=None, **kwargs): + toggletoolbutton.ToggleToolButton.__init__(self, named_icon, **kwargs) + + if tooltip: + self.set_tooltip(tooltip) + if palette: + self.set_palette(palette) + +class Palette(palette.Palette): + def __init__(self, **kwargs): + palette.Palette.__init__(self, **kwargs) + + def popup(self, immediate=False, state=None): + if not self.props.invoker: + if _none_invoker.palette: + _none_invoker.palette.popdown(immediate=True) + _none_invoker.palette = self + self.props.invoker = _none_invoker + palette.Palette.popup(self, immediate, state) + +class _NoneInvoker(palette.Invoker): + def __init__(self): + palette.Invoker.__init__(self) + self._position_hint = palette.Invoker.AT_CURSOR + + def get_rect(self): + return gtk.gdk.Rectangle(0, 0, 0, 0) + + def get_toplevel(self): + return None + +_none_invoker = _NoneInvoker() + +class ComboBox(combobox.ComboBox): + def __init__(self, **kwargs): + combobox.ComboBox.__init__(self, **kwargs) + + def select(self, id=None, name=None): + if id is not None: + column = 0 + value = id + elif name is not None: + column = 1 + value = name + else: + return + + for i, item in enumerate(self.get_model()): + if item[column] != value: + continue + self.set_active(i) + break + + def append_item(self, action_id, text, icon_name=None, file_name=None): + item = self._item_new(action_id, text, icon_name, file_name) + self.get_model().append(item) + + def set_item(self, action_id, text=None, icon_name=None, file_name=None): + for i, value in enumerate(self.get_model()): + if value[0] == action_id: + item = self._item_new(action_id, text, icon_name, file_name) + iter = self.get_model().iter_nth_child(None, i) + if text is not None: + self.get_model().set(iter, 1, item[1]) + if icon_name is not None or file_name is not None: + self.get_model().set(iter, 2, item[2]) + return True + return False + + def _item_new(self, action_id, text, icon_name, file_name): + if not self._icon_renderer and (icon_name or file_name): + self._icon_renderer = gtk.CellRendererPixbuf() + + settings = self.get_settings() + w, h = gtk.icon_size_lookup_for_settings( + settings, gtk.ICON_SIZE_MENU) + self._icon_renderer.props.stock_size = max(w, h) + + self.pack_start(self._icon_renderer, False) + self.add_attribute(self._icon_renderer, 'pixbuf', 2) + + if not self._text_renderer and text: + self._text_renderer = gtk.CellRendererText() + self.pack_end(self._text_renderer, True) + self.add_attribute(self._text_renderer, 'text', 1) + + if icon_name or file_name: + if text: + size = gtk.ICON_SIZE_MENU + else: + size = gtk.ICON_SIZE_LARGE_TOOLBAR + width, height = gtk.icon_size_lookup(size) + + if icon_name: + file_name = self._get_real_name_from_theme(icon_name, size) + + pixbuf = gtk.gdk.pixbuf_new_from_file_at_size( + file_name, width, height) + else: + pixbuf = None + + return (action_id, text, pixbuf, False) + +class ToolComboBox(gtk.ToolItem): + __gproperties__ = { + 'label-text' : (str, None, None, None, + gobject.PARAM_WRITABLE), + } + + def __init__(self, combo=None, **kwargs): + self.label = None + self._label_text = '' + + gobject.GObject.__init__(self, **kwargs) + + self.set_border_width(style.DEFAULT_PADDING) + + hbox = gtk.HBox(False, style.DEFAULT_SPACING) + + self.label = gtk.Label(self._label_text) + hbox.pack_start(self.label, False) + self.label.show() + + if combo: + self.combo = combo + else: + self.combo = ComboBox() + + hbox.pack_start(self.combo) + self.combo.show() + + self.add(hbox) + hbox.show() + + def do_set_property(self, pspec, value): + if pspec.name == 'label-text': + self._label_text = value + if self.label: + self.label.set_text(self._label_text) + +class CanvasRoundBox(roundbox.CanvasRoundBox): + def __init__(self, radius=style.zoom(10), **kwargs): + hippo.CanvasBox.__init__(self, **kwargs) + self.set_radius(radius) + + def get_radius(self): + return self._radius + + def set_radius(self, radius): + self._radius = radius + self.props.border_left = radius + self.props.border_right = radius + + radius = property(get_radius, set_radius) + + def do_paint_background(self, cr, damaged_box): + [width, height] = self.get_allocation() + + cr.rectangle(0, 0, width, height) + hippo.cairo_set_source_rgba32(cr, self.props.background_color) + cr.fill() + + x = self.props.border_top/2 + y = self.props.border_top/2 + width -= self.props.border_top + height -= self.props.border_top + + cr.move_to(x + self._radius, y) + cr.arc(x + width - self._radius, y + self._radius, + self._radius, math.pi * 1.5, math.pi * 2) + cr.arc(x + width - self._radius, x + height - self._radius, + self._radius, 0, math.pi * 0.5) + cr.arc(x + self._radius, y + height - self._radius, + self._radius, math.pi * 0.5, math.pi) + cr.arc(x + self._radius, y + self._radius, self._radius, + math.pi, math.pi * 1.5) + + hippo.cairo_set_source_rgba32(cr, self.props.background_color) + cr.fill_preserve() + + # TODO: we should be more consistent here with the border properties. + if self.props.border_color: + hippo.cairo_set_source_rgba32(cr, self.props.border_color) + cr.set_line_width(self.props.border_top) + cr.stroke() |