void textbox::append_text(const std::string& text, bool auto_scroll, const SDL_Color& color)
{
if(text_image_.get() == NULL) {
set_text(text, color);
return;
}
//disallow adding multi-line text to a single-line text box
if(wrap_ == false && std::find_if(text.begin(),text.end(),utils::isnewline) != text.end()) {
return;
}
const bool is_at_bottom = get_position() == get_max_position();
const wide_string& wtext = utils::string_to_wstring(text);
const surface new_text = add_text_line(wtext, color);
const surface new_surface = create_compatible_surface(text_image_,std::max<size_t>(text_image_->w,new_text->w),text_image_->h+new_text->h);
SDL_SetAlpha(new_text.get(),0,0);
SDL_SetAlpha(text_image_.get(),0,0);
SDL_BlitSurface(text_image_,NULL,new_surface,NULL);
SDL_Rect target = {0,text_image_->h,new_text->w,new_text->h};
SDL_BlitSurface(new_text,NULL,new_surface,&target);
text_image_.assign(new_surface);
text_.resize(text_.size() + wtext.size());
std::copy(wtext.begin(),wtext.end(),text_.end()-wtext.size());
set_dirty(true);
update_text_cache(false);
if(auto_scroll && is_at_bottom) scroll_to_bottom();
handle_text_changed(text_);
}
int view_text(const char *title, const char *text)
{
struct view_info info;
const struct button_mapping *view_contexts[] = {
pla_main_ctx,
};
int button;
init_view(&info, title, text);
draw_text(&info);
/* wait for keypress */
while(1)
{
button = pluginlib_getaction(TIMEOUT_BLOCK, view_contexts,
ARRAYLEN(view_contexts));
switch (button)
{
case PLA_UP:
case PLA_UP_REPEAT:
#ifdef HAVE_SCROLLWHEEL
case PLA_SCROLL_BACK:
case PLA_SCROLL_BACK_REPEAT:
#endif
scroll_up(&info, 1);
break;
case PLA_DOWN:
case PLA_DOWN_REPEAT:
#ifdef HAVE_SCROLLWHEEL
case PLA_SCROLL_FWD:
case PLA_SCROLL_FWD_REPEAT:
#endif
scroll_down(&info, 1);
break;
case PLA_LEFT:
scroll_up(&info, info.display_lines);
break;
case PLA_RIGHT:
scroll_down(&info, info.display_lines);
break;
case PLA_LEFT_REPEAT:
scroll_to_top(&info);
break;
case PLA_RIGHT_REPEAT:
scroll_to_bottom(&info);
break;
case PLA_EXIT:
case PLA_CANCEL:
return PLUGIN_OK;
default:
if (rb->default_event_handler(button) == SYS_USB_CONNECTED)
return PLUGIN_USB_CONNECTED;
break;
}
}
return PLUGIN_OK;
}
/* Toggles automatic forwarding of file. */
static void
cmd_F(key_info_t key_info, keys_info_t *keys_info)
{
vi->auto_forward = !vi->auto_forward;
if(vi->auto_forward)
{
if(forward_if_changed(vi) || scroll_to_bottom(vi))
{
draw();
}
}
}
/* Either scrolls to specific line number (when specified) or to the bottom of
* the view. */
static void
cmd_G(key_info_t key_info, keys_info_t *keys_info)
{
if(key_info.count != NO_COUNT_GIVEN)
{
cmd_g(key_info, keys_info);
return;
}
if(scroll_to_bottom(vi))
{
draw();
}
}
static void
level_combo_changed_cb (GtkComboBox * combo_box, gpointer gdata)
{
struct MsgData * data = gdata;
const int level = gtr_combo_box_get_active_enum (combo_box);
const gboolean pinned_to_new = is_pinned_to_new (data);
tr_logSetLevel (level);
gtr_core_set_pref_int (data->core, TR_KEY_message_level, level);
data->maxLevel = level;
gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (data->filter));
if (pinned_to_new)
scroll_to_bottom (data);
}
