mirror of
https://github.com/tuxbox-neutrino/neutrino.git
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8f95f259c1
remove duplicated code and use CListHelpers::UpDownKey(). Some variable types had to be changed to avoid typecasts, as a result (int) casts to foo.size() had to be added :-)
88 lines
2.5 KiB
C++
88 lines
2.5 KiB
C++
/*
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Helper functions for various list implementations in neutrino
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Copyright (C) 2016 Stefan Seyfried
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License: GPL
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see http://www.gnu.org/licenses/
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*/
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#include <driver/rcinput.h>
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#include "listhelpers.h"
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#include <global.h>
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#include <gui/bouquetlist.h>
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#include <libupnpclient/upnpclient.h>
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#include <timerdclient/timerdtypes.h>
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static int upDownKey(int size, neutrino_msg_t msg, int lines, int sel)
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{
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int step;
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if (size <= 0) /* list.empty() or similar... */
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return -1;
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if (msg >= CRCInput::RC_MaxRC) {
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printf("CListHelpers:%s: invalid key? 0x%lx\n", __func__, msg);
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return -1;
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}
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int key = (int)msg;
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if (key == g_settings.key_pageup)
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step = -lines;
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else if (key == g_settings.key_pagedown)
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step = lines;
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else if (msg == CRCInput::RC_up)
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step = -1;
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else if (msg == CRCInput::RC_down)
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step = 1;
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else {
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printf("CListHelpers:%s: invalid key? 0x%lx\n", __func__, msg);
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return -1;
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}
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// printf("CListHelpers:%s: key 0x%04lx lines %d size %d sel %d\n", __func__, msg, lines, size, sel);
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int new_sel = sel + step;
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if (new_sel < 0) {
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if (sel != 0 && step != 1)
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new_sel = 0;
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else
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new_sel = size - 1;
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}
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else if (new_sel > size - 1) {
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if (sel != size - 1)
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new_sel = size - 1;
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else
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new_sel = 0;
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}
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return new_sel;
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}
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int CListHelpers::_UpDownKey(int size, neutrino_msg_t msg, int lines, int sel, _id<int>)
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{
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return upDownKey(size, msg, lines, sel);
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}
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template <typename T> int CListHelpers::_UpDownKey(T list, neutrino_msg_t msg, int lines, int sel, _id<T>)
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{
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return upDownKey(list.size(), msg, lines, sel);
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}
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/* all used versions need to be prototyped here, to avoid linker errors */
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/* helper macro for the prototypes */
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#define updown_t(x) template int CListHelpers::_UpDownKey<x >(x, neutrino_msg_t, int, int, _id<x >)
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updown_t(std::vector<CBouquet*>);
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updown_t(std::vector<CZapitBouquet*>);
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updown_t(std::vector<CZapitChannel*>);
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updown_t(std::vector<CChannelEvent>);
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updown_t(std::vector<CUPnPDevice>);
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updown_t(std::vector<CTimerd::responseGetTimer>);
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