priv->event_queue_not_full = NULL;
priv->abort_lock = NULL;
priv->abort_signalled = FALSE;
+ priv->arrange_lock = NULL;
+ priv->ignore_next_arrange_event = FALSE;
priv->interrupt_handler = NULL;
priv->root_window = NULL;
priv->fileref_list = NULL;
g_mutex_free(priv->abort_lock);
priv->abort_lock = NULL;
+ /* Free the window arrangement signalling */
+ g_mutex_lock(priv->arrange_lock);
+ /* Make sure no other thread is busy with this */
+ g_mutex_unlock(priv->arrange_lock);
+ g_mutex_free(priv->arrange_lock);
+ priv->arrange_lock = NULL;
+
/* Free private data */
pango_font_description_free(priv->default_font_desc);
pango_font_description_free(priv->monospace_font_desc);
}
}
-/* Recursively give the Glk windows their allocated space */
-static void
+/* Recursively give the Glk windows their allocated space. Returns a window
+ containing all children of this window that must be redrawn, or NULL if there
+ are no children that require redrawing. */
+static winid_t
allocate_recurse(winid_t win, GtkAllocation *allocation, guint spacing)
{
if(win->type == wintype_Pair)
}
/* Recurse */
- allocate_recurse(win->window_node->children->data, &child1, spacing);
- allocate_recurse(win->window_node->children->next->data, &child2, spacing);
+ winid_t arrange1 = allocate_recurse(win->window_node->children->data, &child1, spacing);
+ winid_t arrange2 = allocate_recurse(win->window_node->children->next->data, &child2, spacing);
+ if(arrange1 == NULL)
+ return arrange2;
+ if(arrange2 == NULL)
+ return arrange1;
+ return win;
}
else if(win->type == wintype_TextGrid)
g_free(text);
}
+ gboolean arrange = !(win->width == newwidth && win->height == newheight);
win->width = newwidth;
win->height = newheight;
+ return arrange? win : NULL;
}
/* For non-pair, non-text-grid windows, just give them the size */
- else
- gtk_widget_size_allocate(win->frame, allocation);
+ gtk_widget_size_allocate(win->frame, allocation);
+ return NULL;
}
/* Overrides gtk_widget_size_allocate */
child.y = allocation->y + GTK_CONTAINER(widget)->border_width;
child.width = CLAMP(allocation->width - 2 * GTK_CONTAINER(widget)->border_width, 0, allocation->width);
child.height = CLAMP(allocation->height - 2 * GTK_CONTAINER(widget)->border_width, 0, allocation->height);
- allocate_recurse(priv->root_window->data, &child, priv->spacing);
+ winid_t arrange = allocate_recurse(priv->root_window->data, &child, priv->spacing);
+
+ /* arrange points to a window that contains all text grid and graphics
+ windows which have been resized */
+ g_mutex_lock(priv->arrange_lock);
+ if(!priv->ignore_next_arrange_event)
+ {
+ if(arrange)
+ event_throw(evtype_Arrange, arrange == priv->root_window->data? NULL : arrange, 0, 0);
+ }
+ else
+ priv->ignore_next_arrange_event = FALSE;
+ g_mutex_unlock(priv->arrange_lock);
}
}
priv->event_queue_not_empty = g_cond_new();
priv->event_queue_not_full = g_cond_new();
priv->abort_lock = g_mutex_new();
+ priv->arrange_lock = g_mutex_new();
return GTK_WIDGET(self);
}