static void st_entry_style_changed (StWidget *self) { StEntryPrivate *priv = ST_ENTRY_PRIV (self); StThemeNode *theme_node; ClutterColor color; const PangoFontDescription *font; gchar *font_string; gdouble size; theme_node = st_widget_get_theme_node (self); st_theme_node_get_foreground_color (theme_node, &color); clutter_text_set_color (CLUTTER_TEXT (priv->entry), &color); if (st_theme_node_lookup_length (theme_node, "caret-size", TRUE, &size)) clutter_text_set_cursor_size (CLUTTER_TEXT (priv->entry), (int)(.5 + size)); if (st_theme_node_lookup_color (theme_node, "caret-color", TRUE, &color)) clutter_text_set_cursor_color (CLUTTER_TEXT (priv->entry), &color); if (st_theme_node_lookup_color (theme_node, "selection-background-color", TRUE, &color)) clutter_text_set_selection_color (CLUTTER_TEXT (priv->entry), &color); if (st_theme_node_lookup_color (theme_node, "selected-color", TRUE, &color)) clutter_text_set_selected_text_color (CLUTTER_TEXT (priv->entry), &color); font = st_theme_node_get_font (theme_node); font_string = pango_font_description_to_string (font); clutter_text_set_font_name (CLUTTER_TEXT (priv->entry), font_string); g_free (font_string); ST_WIDGET_CLASS (st_entry_parent_class)->style_changed (self); }
static void st_button_style_changed (StWidget *widget) { StButton *button = ST_BUTTON (widget); StButtonPrivate *priv = button->priv; StButtonClass *button_class = ST_BUTTON_GET_CLASS (button); StThemeNode *theme_node = st_widget_get_theme_node (ST_WIDGET (button)); double spacing; ST_WIDGET_CLASS (st_button_parent_class)->style_changed (widget); spacing = 6; st_theme_node_lookup_length (theme_node, "border-spacing", FALSE, &spacing); priv->spacing = (int)(0.5 + spacing); /* update the label styling */ st_button_update_label_style (button); /* run a transition if applicable */ if (button_class->transition) { button_class->transition (button); } }
static void scroll_bar_allocate_children (StScrollBar *bar, const ClutterActorBox *box, ClutterAllocationFlags flags) { StScrollBarPrivate *priv = bar->priv; StThemeNode *theme_node = st_widget_get_theme_node (ST_WIDGET (bar)); ClutterActorBox content_box, bw_box, fw_box, trough_box; gfloat bw_stepper_size, fw_stepper_size, min_size, natural_size; st_theme_node_get_content_box (theme_node, box, &content_box); if (priv->vertical) { gfloat width = content_box.x2 - content_box.x1; clutter_actor_get_preferred_height (priv->bw_stepper, width, &min_size, &natural_size); bw_stepper_size = MAX (min_size, natural_size); /* Backward stepper */ bw_box.x1 = content_box.x1; bw_box.y1 = content_box.y1; bw_box.x2 = content_box.x2; bw_box.y2 = bw_box.y1 + bw_stepper_size; clutter_actor_allocate (priv->bw_stepper, &bw_box, flags); clutter_actor_get_preferred_height (priv->fw_stepper, width, &min_size, &natural_size); fw_stepper_size = MAX (min_size, natural_size); /* Forward stepper */ fw_box.x1 = content_box.x1; fw_box.y1 = content_box.y2 - fw_stepper_size; fw_box.x2 = content_box.x2; fw_box.y2 = content_box.y2; clutter_actor_allocate (priv->fw_stepper, &fw_box, flags); /* Trough */ trough_box.x1 = content_box.x1; trough_box.y1 = content_box.y1 + bw_stepper_size; trough_box.x2 = content_box.x2; trough_box.y2 = content_box.y2 - fw_stepper_size; clutter_actor_allocate (priv->trough, &trough_box, flags); } else { gfloat height = content_box.y2 - content_box.y1; clutter_actor_get_preferred_width (priv->bw_stepper, height, &min_size, &natural_size); bw_stepper_size = MAX (min_size, natural_size); /* Backward stepper */ bw_box.x1 = content_box.x1; bw_box.y1 = content_box.y1; bw_box.x2 = bw_box.x1 + bw_stepper_size; bw_box.y2 = content_box.y2; clutter_actor_allocate (priv->bw_stepper, &bw_box, flags); clutter_actor_get_preferred_width (priv->fw_stepper, height, &min_size, &natural_size); fw_stepper_size = MAX (min_size, natural_size); /* Forward stepper */ fw_box.x1 = content_box.x2 - fw_stepper_size; fw_box.y1 = content_box.y1; fw_box.x2 = content_box.x2; fw_box.y2 = content_box.y2; clutter_actor_allocate (priv->fw_stepper, &fw_box, flags); /* Trough */ trough_box.x1 = content_box.x1 + bw_stepper_size; trough_box.y1 = content_box.y1; trough_box.x2 = content_box.x2 - fw_stepper_size; trough_box.y2 = content_box.y2; clutter_actor_allocate (priv->trough, &trough_box, flags); } if (priv->adjustment) { float handle_size, position, avail_size, stepper_size; gdouble value, lower, upper, page_size, increment, min_size, max_size; ClutterActorBox handle_box = { 0, }; stepper_size = bw_stepper_size + fw_stepper_size; st_adjustment_get_values (priv->adjustment, &value, &lower, &upper, NULL, NULL, &page_size); if ((upper == lower) || (page_size >= (upper - lower))) increment = 1.0; else increment = page_size / (upper - lower); min_size = 32.; st_theme_node_lookup_length (theme_node, "min-size", FALSE, &min_size); max_size = G_MAXINT16; st_theme_node_lookup_length (theme_node, "max-size", FALSE, &max_size); if (upper - lower - page_size <= 0) position = 0; else position = (value - lower) / (upper - lower - page_size); if (priv->vertical) { avail_size = content_box.y2 - content_box.y1 - stepper_size; handle_size = increment * avail_size; handle_size = CLAMP (handle_size, min_size, max_size); handle_box.x1 = content_box.x1; handle_box.y1 = bw_box.y2 + position * (avail_size - handle_size); handle_box.x2 = content_box.x2; handle_box.y2 = handle_box.y1 + handle_size; } else { avail_size = content_box.x2 - content_box.x1 - stepper_size; handle_size = increment * avail_size; handle_size = CLAMP (handle_size, min_size, max_size); handle_box.x1 = bw_box.x2 + position * (avail_size - handle_size); handle_box.y1 = content_box.y1; handle_box.x2 = handle_box.x1 + handle_size; handle_box.y2 = content_box.y2; } /* snap to pixel */ handle_box.x1 = (int) handle_box.x1; handle_box.y1 = (int) handle_box.y1; handle_box.x2 = (int) handle_box.x2; handle_box.y2 = (int) handle_box.y2; clutter_actor_allocate (priv->handle, &handle_box, flags); } }
static void scroll_bar_allocate_children (StScrollBar *bar, const ClutterActorBox *box, ClutterAllocationFlags flags) { StScrollBarPrivate *priv = bar->priv; StThemeNode *theme_node = st_widget_get_theme_node (ST_WIDGET (bar)); ClutterActorBox content_box, trough_box; st_theme_node_get_content_box (theme_node, box, &content_box); if (priv->vertical) { trough_box.x1 = content_box.x1; trough_box.y1 = content_box.y1; trough_box.x2 = content_box.x2; trough_box.y2 = content_box.y2; clutter_actor_allocate (priv->trough, &trough_box, flags); } else { trough_box.x1 = content_box.x1; trough_box.y1 = content_box.y1; trough_box.x2 = content_box.x2; trough_box.y2 = content_box.y2; clutter_actor_allocate (priv->trough, &trough_box, flags); } if (priv->adjustment) { float handle_size, position, avail_size; gdouble value, lower, upper, page_size, increment, min_size, max_size; ClutterActorBox handle_box = { 0, }; st_adjustment_get_values (priv->adjustment, &value, &lower, &upper, NULL, NULL, &page_size); if ((upper == lower) || (page_size >= (upper - lower))) increment = 1.0; else increment = page_size / (upper - lower); min_size = 32.; st_theme_node_lookup_length (theme_node, "min-size", FALSE, &min_size); max_size = G_MAXINT16; st_theme_node_lookup_length (theme_node, "max-size", FALSE, &max_size); if (upper - lower - page_size <= 0) position = 0; else position = (value - lower) / (upper - lower - page_size); if (priv->vertical) { avail_size = content_box.y2 - content_box.y1; handle_size = increment * avail_size; handle_size = CLAMP (handle_size, min_size, max_size); handle_box.x1 = content_box.x1; handle_box.y1 = content_box.y1 + position * (avail_size - handle_size); handle_box.x2 = content_box.x2; handle_box.y2 = handle_box.y1 + handle_size; } else { avail_size = content_box.x2 - content_box.x1; handle_size = increment * avail_size; handle_size = CLAMP (handle_size, min_size, max_size); handle_box.x1 = content_box.x1 + position * (avail_size - handle_size); handle_box.y1 = content_box.y1; handle_box.x2 = handle_box.x1 + handle_size; handle_box.y2 = content_box.y2; } clutter_actor_allocate (priv->handle, &handle_box, flags); } }