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neutrino/src/gui/components/cc_frm_footer.cpp

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14 KiB
C++

/*
Based up Neutrino-GUI - Tuxbox-Project
Copyright (C) 2001 by Steffen Hehn 'McClean'
Classes for generic GUI-related components.
Copyright (C) 2013-2017, Thilo Graf 'dbt'
License: GPL
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, see <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <neutrino.h>
#include <gui/color_custom.h>
#include "cc_frm_footer.h"
#include <system/debug.h>
#include <driver/fontrenderer.h>
using namespace std;
//-------------------------------------------------------------------------------------------------------
//sub class CComponentsFooter inherit from CComponentsHeader
CComponentsFooter::CComponentsFooter(CComponentsForm* parent)
{
//CComponentsFooter
initVarFooter(1, 1, 0, 0, 0, parent, CC_SHADOW_OFF, COL_FRAME_PLUS_0, COL_MENUFOOT_PLUS_0, COL_SHADOW_PLUS_0);
}
CComponentsFooter::CComponentsFooter( const int& x_pos, const int& y_pos, const int& w, const int& h,
const int& buttons,
CComponentsForm* parent,
int shadow_mode,
fb_pixel_t color_frame,
fb_pixel_t color_body,
fb_pixel_t color_shadow )
{
//CComponentsFooter
initVarFooter(x_pos, y_pos, w, h, buttons, parent, shadow_mode, color_frame, color_body, color_shadow);
}
void CComponentsFooter::initVarFooter( const int& x_pos, const int& y_pos, const int& w, const int& h,
const int& buttons,
CComponentsForm* parent,
int shadow_mode,
fb_pixel_t color_frame,
fb_pixel_t color_body,
fb_pixel_t color_shadow )
{
cc_item_type = CC_ITEMTYPE_FOOTER;
x = x_old = x_pos;
y = y_old = y_pos;
//init footer width
width = width_old = w == 0 ? frameBuffer->getScreenWidth(true) : w;
//init default fonts
initDefaultFonts();
//init default button text font
ccf_btn_font = g_Font[SNeutrinoSettings::FONT_TYPE_BUTTON_TEXT];
//init footer height
initCaptionFont();
height = height_old = max(h, cch_font->getHeight());
shadow = shadow_mode;
ccf_enable_button_shadow = false ;
ccf_button_shadow_width = shadow ? OFFSET_SHADOW/2 : 0;
ccf_button_shadow_force_paint = false;
col_frame = col_frame_old = color_frame;
col_body = col_body_old = color_body;
col_shadow = col_shadow_old = color_shadow;
cc_body_gradient_enable = cc_body_gradient_enable_old = CC_COLGRAD_OFF/*g_settings.theme.menu_ButtonBar_gradient*/; //TODO: not complete implemented at the moment
cc_body_gradient_direction = CFrameBuffer::gradientVertical;
cc_body_gradient_mode = CColorGradient::gradientDark2Light;
btn_auto_frame_col = false;
corner_rad = RADIUS_LARGE;
corner_type = CORNER_BOTTOM;
ccf_enable_button_bg = false /*g_settings.theme.Button_gradient*/; //TODO: not implemented at the moment
chain = NULL;
addContextButton(buttons);
initCCItems();
initParent(parent);
//init repaint slot before re paint of body, if paint() is already done
initRepaintSlot();
}
void CComponentsFooter::setButtonLabels(const struct button_label_cc * const content, const size_t& label_count, const int& chain_width, const int& label_width)
{
/* clean up before init*/
if (chain)
chain->clear();
/* set general available full basic space for button chain,
* in this case this is footer width
*/
int w_chain = width - 2*cch_offset;
/* calculate current available space for button container depends
* of already enbedded footer objects.
* If already existing some items then subtract those width from footer width.
* ...so we have the possible usable size for button container.
*/
if(!v_cc_items.empty()){ //FIXME: footer container seems always not empty here, so here j initialized with = 1. I dont't know where it comes from! dbt!
for (size_t j= 1; j< size(); j++)
w_chain -= getCCItem(j)->getWidth();
}
/* On defined parameter chain_width
* calculate current available space for button container depends
* of passed chain with parameter
* Consider that chain_width is not too large.
*/
if (chain_width > 0 && chain_width <= w_chain){
if (chain_width <= w_chain){
w_chain = chain_width;
}
}
/* initialize button container (chain object): this contains all passed (as interleaved) button label items,
* With this container we can work inside footer as primary container (in this context '=this') and the parent for the button label container (chain object).
* Button label container (chain object) itself is concurrent to the parent object for button objects.
*/
int dist = height/2-cch_offset;
int h_chain = ccf_btn_font->getHeight() > height+dist ? height-dist : ccf_btn_font->getHeight()+dist;
int x_chain = width/2 - w_chain/2;
int y_chain = height/2 - h_chain/2;
if (cch_icon_obj)
x_chain = cch_offset+cch_icon_obj->getWidth()+cch_offset;
if (chain == NULL){
chain = new CComponentsFrmChain(x_chain, y_chain, w_chain, h_chain, 0, CC_DIR_X, this, CC_SHADOW_OFF, COL_MENUCONTENT_PLUS_6, col_body);
chain->setAppendOffset(0, 0);
chain->setCorner(this->corner_rad, this->corner_type);
chain->doPaintBg(false);
}
/* Calculate usable width of button labels inside button object container
* related to available width of chain object and passed
* label_width parameter.
* Parameter is used as minimal value and will be reduced
* if it is too large.
* Too small label_width parameter will be compensated by
* button objects itself.
*/
int w_offset = int((label_count-1)*cch_offset);
int w_btn = chain->getWidth()/label_count - w_offset;
if (label_width){
int w_label = label_width;
int w_defined = int(label_width*label_count);
int w_max = chain->getWidth() - w_offset;
while (w_defined > w_max){
w_label--;
w_defined = int(w_label*label_count) - w_offset;
}
w_btn = w_label;
}
/* generate button objects passed from button label content
* with default width to chain object.
*/
vector<CComponentsItem*> v_btns;
int h_btn = /*(ccf_enable_button_bg ? */chain->getHeight()-2*fr_thickness/*-OFFSET_INNER_SMALL*//* : height)*/-ccf_button_shadow_width;
for (size_t i= 0; i< label_count; i++){
string txt = content[i].locale == NONEXISTANT_LOCALE ? content[i].text : g_Locale->getText(content[i].locale);
string icon_name = string(content[i].button);
//ignore item, if no text and icon are defined;
if (txt.empty() && icon_name.empty()){
dprintf(DEBUG_INFO, "[CComponentsFooter] [%s - %d] ignore item [%d], no icon and text defined!\n", __func__, __LINE__, i);
continue;
}
int y_btn = chain->getHeight()/2 - h_btn/2;
dprintf(DEBUG_INFO, "[CComponentsFooter] [%s - %d] y_btn [%d] ccf_button_shadow_width [%d]\n", __func__, __LINE__, y_btn, ccf_button_shadow_width);
CComponentsButton *btn = new CComponentsButton(0, y_btn, w_btn, h_btn, txt, icon_name, NULL, false, true, ccf_enable_button_shadow);
btn->doPaintBg(ccf_enable_button_bg);
btn->setButtonDirectKeys(content[i].directKeys);
btn->setButtonResult(content[i].btn_result);
btn->setButtonAlias(content[i].btn_alias);
btn->setButtonFont(ccf_btn_font);
//set button frames to icon color, predefined for available color buttons
if (btn_auto_frame_col){
fb_pixel_t f_col = btn->getColorFrame();
if (icon_name == NEUTRINO_ICON_BUTTON_RED)
f_col = COL_DARK_RED;
if (icon_name == NEUTRINO_ICON_BUTTON_GREEN)
f_col = COL_DARK_GREEN;
if (icon_name == NEUTRINO_ICON_BUTTON_YELLOW)
f_col = COL_OLIVE;
if (icon_name == NEUTRINO_ICON_BUTTON_BLUE)
f_col = COL_DARK_BLUE;
btn->setColorFrame(f_col);
}
v_btns.push_back(btn);
if (w_btn < btn->getWidth()){
btn->setWidth(w_btn);
btn->setButtonFont(NULL);
}
dprintf(DEBUG_INFO, "[CComponentsFooter] [%s - %d] button %s [%u] btn->getWidth() = %d w_btn = %d, (chain->getWidth() = %d)\n", __func__, __LINE__, txt.c_str(), i, btn->getWidth(), w_btn, chain->getWidth());
}
/* add generated button objects to chain object.
*/
if (!v_btns.empty()){
/*add all buttons into button container*/
chain->addCCItem(v_btns);
/* set position of labels, as centered inside button container*/
int w_chain_used = 0;
for (size_t a= 0; a< chain->size(); a++)
w_chain_used += chain->getCCItem(a)->getWidth();
w_chain_used += (chain->size()-1)*cch_offset;
int x_btn = chain->getWidth()/2 - w_chain_used/2;
chain->getCCItem(0)->setXPos(x_btn);
for (size_t c= 1; c< chain->size(); c++){
x_btn += chain->getCCItem(c-1)->getWidth()+ cch_offset;
chain->getCCItem(c)->setXPos(x_btn);
}
}
}
void CComponentsFooter::setButtonLabels(const struct button_label * const content, const size_t& label_count, const int& chain_width, const int& label_width)
{
//conversion for compatibility with older paintButtons() methode, find in /gui/widget/buttons.h
button_label_cc buttons[label_count];
for (size_t i = 0; i< label_count; i++){
buttons[i].button = content[i].button;
buttons[i].locale = content[i].locale;
//NOTE: here are used default values, because old button label struct don't know about this,
//if it possible, don't use this methode!
buttons[i].directKeys.push_back(CRCInput::RC_nokey);
buttons[i].btn_result = -1;
buttons[i].btn_alias = -1;
}
setButtonLabels(buttons, label_count, chain_width, label_width);
}
void CComponentsFooter::setButtonLabels(const vector<button_label_cc> &v_content, const int& chain_width, const int& label_width)
{
size_t label_count = v_content.size();
button_label_cc buttons[label_count];
for (size_t i= 0; i< label_count; i++){
buttons[i].button = v_content[i].button;
buttons[i].text = v_content[i].text;
buttons[i].locale = v_content[i].locale;
buttons[i].directKeys = v_content[i].directKeys;
buttons[i].btn_result = v_content[i].btn_result;
buttons[i].btn_alias = v_content[i].btn_alias;
}
setButtonLabels(buttons, label_count, chain_width, label_width);
}
void CComponentsFooter::setButtonLabel( const char *button_icon,
const std::string& text,
const int& chain_width,
const int& label_width,
const neutrino_msg_t& msg,
const int& result_value,
const int& alias_value)
{
button_label_cc button[1];
button[0].button = button_icon;
button[0].text = text;
button[0].directKeys.push_back(msg);
button[0].btn_result = result_value;
button[0].btn_alias = alias_value;
setButtonLabels(button, 1, chain_width, label_width);
}
void CComponentsFooter::setButtonLabel( const char *button_icon,
const neutrino_locale_t& locale,
const int& chain_width,
const int& label_width,
const neutrino_msg_t& msg,
const int& result_value,
const int& alias_value)
{
string txt = locale != NONEXISTANT_LOCALE ? g_Locale->getText(locale) : "";
setButtonLabel(button_icon, txt, chain_width, label_width, msg, result_value, alias_value);
}
void CComponentsFooter::enableButtonBg(bool enable)
{
ccf_enable_button_bg = enable;
if (chain) {
for (size_t i= 0; i< chain->size(); i++)
chain->getCCItem(i)->doPaintBg(ccf_enable_button_bg);
}
}
void CComponentsFooter::setSelectedButton(size_t item_id,
const fb_pixel_t& fr_col, const fb_pixel_t& sel_fr_col,
const fb_pixel_t& bg_col, const fb_pixel_t& sel_bg_col,
const fb_pixel_t& text_col, const fb_pixel_t& sel_text_col,
const int& frame_width,
const int& sel_frame_width)
{
if (chain){
for (size_t i= 0; i< chain->size(); i++){
CComponentsButton *btn = static_cast<CComponentsButton*>(chain->getCCItem(i));
btn->setButtonTextColor(text_col);
}
fb_pixel_t sel_col = fr_col;
if (chain->size() > 1)
sel_col = sel_fr_col; //TODO: make it configurable
chain->setSelectedItem(item_id, sel_col, fr_col, sel_bg_col, bg_col, frame_width, sel_frame_width);
getSelectedButtonObject()->setButtonTextColor(sel_text_col);
}
}
int CComponentsFooter::getSelectedButton()
{
int ret = -1;
if (chain)
ret = chain->getSelectedItem();
return ret;
}
CComponentsButton* CComponentsFooter::getSelectedButtonObject()
{
CComponentsButton* ret = static_cast<CComponentsButton*>(chain->getSelectedItemObject());
return ret;
}
void CComponentsFooter::paintButtons(const int& x_pos,
const int& y_pos,
const int& w,
const int& h,
const size_t& label_count,
const struct button_label * const content,
const int& label_width,
const int& context_buttons,
Font* font,
bool do_save_bg)
{
this->setDimensionsAll(x_pos, y_pos, w, h);
this->setButtonFont(font);
this->setContextButton(context_buttons);
this->setButtonLabels(content, label_count, 0, label_width);
this->paint(do_save_bg);
}
void CComponentsFooter::setButtonText(const uint& btn_id, const std::string& text)
{
CComponentsItem *item = getButtonChainObject()->getCCItem(btn_id);
if (item){
CComponentsButton *button = static_cast<CComponentsButton*>(item);
button->setCaption(text);
}
else
dprintf(DEBUG_NORMAL, "[CComponentsForm] [%s - %d] Error: can't set button text, possible wrong btn_id=%u, item=%p...\n", __func__, __LINE__, btn_id, item);
}
void CComponentsFooter::enableButtonShadow(int mode, const int& shadow_width, bool force_paint)
{
ccf_enable_button_shadow = mode;
ccf_button_shadow_width = shadow_width;
ccf_button_shadow_force_paint = force_paint;
if (chain){
for(size_t i=0; i<chain->size(); i++){
chain->getCCItem(i)->enableShadow(ccf_enable_button_shadow, ccf_button_shadow_width, ccf_button_shadow_force_paint);
//int y_btn = ccf_enable_button_shadow == CC_SHADOW_OFF ? CC_CENTERED : chain->getHeight()/2 - chain->getCCItem(i)->getHeight()/2 - ccf_button_shadow_width;
int y_btn = chain->getHeight()/2 - chain->getCCItem(i)->getHeight()/2;
chain->getCCItem(i)->setYPos(y_btn);
}
}
}
void CComponentsFooter::initDefaultFonts()
{
l_font = g_Font[SNeutrinoSettings::FONT_TYPE_MENU_TITLE];
s_font = g_Font[SNeutrinoSettings::FONT_TYPE_MENU_FOOT];
}