CNaviBar: add new widget class: CNaviBar

Should help to reduce and unify code in some epg windows.

src/gui/widget/Makefile.am

@@ -27,6 +27,7 @@ libneutrino_gui_widget_a_SOURCES = \
 	menue.cpp \
 	mountchooser.cpp \
 	msgbox.cpp \
+	navibar.cpp \
 	shellwindow.cpp \
 	stringinput.cpp \
 	stringinput_ext.cpp \

src/gui/widget/navibar.cpp

@@ -0,0 +1,116 @@
+/*
+	Based up Neutrino-GUI - Tuxbox-Project
+	Copyright (C) 2001 by Steffen Hehn 'McClean'
+
+	Class for epg window navigation bar.
+	Copyright (C) 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 "navibar.h"
+
+
+using namespace std;
+
+
+CNaviBar::CNaviBar(	const int& x,
+			const int& y,
+			const int& dx,
+			const int& dy,
+			CComponentsForm* parent,
+			int shadow_mode,
+			fb_pixel_t& color_frame,
+			fb_pixel_t& color_body,
+			fb_pixel_t& color_shadow)
+			: CComponentsFrmChain(	x, y, dx, dy,
+						NULL,
+						CC_DIR_X,
+						parent,
+						shadow_mode,
+						color_frame,
+						color_body,
+						color_shadow)
+{
+	setCornerType(CORNER_NONE);
+	enableColBodyGradient(g_settings.theme.infobar_gradient_bottom,COL_MENUFOOT_PLUS_0,g_settings.theme.infobar_gradient_bottom_direction);
+	set2ndColor(COL_MENUCONTENT_PLUS_0);
+
+	nb_lpic = nb_rpic 	= NULL;
+	nb_lText = nb_rText 	= NULL;
+	nb_font			= g_Font[SNeutrinoSettings::FONT_TYPE_EPG_DATE];;
+	nb_lpic_enable = nb_rpic_enable = false;
+	nb_l_text = nb_r_text = string();
+
+	initCCItems();
+}
+
+void CNaviBar::initCCItems()
+{
+	int x_off 	= OFFSET_INNER_MID;
+	int mid_width 	= width * 40 / 100; // 40%
+	int side_width 	= ((width - mid_width) / 2) - (2 * x_off);
+	int h_text 	= height;
+
+	// init left arrow
+	if (!nb_lpic){
+		nb_lpic = new CComponentsPictureScalable(x_off,CC_CENTERED,NEUTRINO_ICON_BUTTON_LEFT);
+		nb_lpic->doPaintBg(false);
+		this->addCCItem(nb_lpic);
+		nb_lpic->enableSaveBg();
+	}
+	nb_lpic->allowPaint(nb_lpic_enable);
+
+	// init right arrow
+	if (!nb_rpic){
+		nb_rpic = new CComponentsPictureScalable(0,CC_CENTERED,NEUTRINO_ICON_BUTTON_RIGHT);
+
+		nb_rpic->doPaintBg(false);
+		this->addCCItem(nb_rpic);
+		nb_rpic->enableSaveBg();
+		int x_pos = width - nb_rpic->getWidth() - x_off;
+		nb_rpic->setXPos(x_pos);
+	}
+	nb_rpic->allowPaint(nb_rpic_enable);
+
+	// init text left
+	if (!nb_lText){
+		nb_lText = new CComponentsText(x_off + nb_lpic->getWidth() + x_off, CC_CENTERED, side_width, h_text, "", CTextBox::NO_AUTO_LINEBREAK, g_Font[SNeutrinoSettings::FONT_TYPE_EPG_DATE], CComponentsText::FONT_STYLE_REGULAR, this, CC_SHADOW_OFF, COL_MENUHEAD_TEXT);
+		nb_lText->doPaintBg(false);
+		nb_lText->enableSaveBg();
+	}
+	nb_lText->setText(nb_l_text, CTextBox::NO_AUTO_LINEBREAK, nb_font, COL_MENUHEAD_TEXT, CComponentsText::FONT_STYLE_REGULAR);
+
+	// init text right
+	if (!nb_rText){
+		nb_rText = new CComponentsText(0, CC_CENTERED, side_width, h_text, "", CTextBox::NO_AUTO_LINEBREAK | CTextBox::RIGHT, g_Font[SNeutrinoSettings::FONT_TYPE_EPG_DATE], CComponentsText::FONT_STYLE_REGULAR, this, CC_SHADOW_OFF, COL_MENUHEAD_TEXT);
+		nb_rText->doPaintBg(false);
+		nb_rText->enableSaveBg();
+	}
+	nb_rText->setText(nb_r_text, CTextBox::NO_AUTO_LINEBREAK | CTextBox::RIGHT, nb_font);
+	nb_rText->setXPos(nb_rpic->getXPos() - x_off - nb_rText->getWidth());
+}
+
+
+void CNaviBar::paint(bool do_save_bg)
+{
+	hideCCItems();
+	CComponentsFrmChain::paint(do_save_bg);
+}

src/gui/widget/navibar.h

@@ -0,0 +1,169 @@
+/*
+	Based up Neutrino-GUI - Tuxbox-Project
+	Copyright (C) 2001 by Steffen Hehn 'McClean'
+
+	Class for epg window navigation bar.
+	Copyright (C) 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/>.
+*/
+
+
+#ifndef __C_NAVIBAR__
+#define __C_NAVIBAR__
+
+#include <gui/components/cc.h>
+#include <driver/fontrenderer.h>
+
+
+/**
+	CNaviBar is sub class of CComponentsFrmChain. 
+	Shows a navigation bar with text and navigation icons.
+	You can enable/disable predefined icons and texts
+	on the left and/or right side of bar.
+*/
+class CNaviBar : public CComponentsFrmChain
+{
+	private:
+		CComponentsPictureScalable 	*nb_lpic, *nb_rpic;
+		CComponentsText 		*nb_lText, *nb_rText;
+
+		Font				*nb_font;
+
+		bool nb_lpic_enable;
+		bool nb_rpic_enable;
+
+		std::string nb_l_text;
+		std::string nb_r_text;
+
+		void initCCItems();
+
+	public:
+		/**CNaviBar Constructor
+		* @param[in]	x
+		* 	@li 	expects type int, x position
+		* @param[in]	y
+		* 	@li 	expects type int, y position
+		* @param[in]	dx
+		* 	@li 	expects type int, width
+		* @param[in]	dy
+		* 	@li 	expects type int, height
+		* @param[in]	parent
+		* 	@li 	optional: expects type CComponentsForm or derivates, allows usage as item inside CComponentsForm container, default = NULL
+		* @param[in]	shadow_mode
+		* 	@li 	optional: expects type fb_pixel_t, defines shadow mode, default CC_SHADOW_OFF
+		* @param[in]	color_frame
+		* 	@li 	optional: expects type fb_pixel_t, defines frame color, default value =  COL_FRAME_PLUS_0
+		* @param[in]	color_body
+		* 	@li 	optional: expects type fb_pixel_t, defines body color, default value =  COL_MENUFOOT_PLUS_0
+		* @param[in]	color_shadow
+		* 	@li 	optional: expects type fb_pixel_t, defines shadow color, default value =  COL_SHADOW_PLUS_0
+		*
+		* 	@see	class CComponentsFrmChain()
+		*/
+		CNaviBar(	const int& x,
+				const int& y,
+				const int& dx,
+				const int& dy,
+				CComponentsForm* parent = NULL,
+				int shadow_mode = CC_SHADOW_OFF,
+				fb_pixel_t& color_frame = COL_FRAME_PLUS_0,
+				fb_pixel_t& color_body = COL_MENUFOOT_PLUS_0,
+				fb_pixel_t& color_shadow = COL_SHADOW_PLUS_0);
+
+		//~CNaviBar(); //is inherited
+
+		/**
+		* Enable or disable left icon
+		* @param[in]	enable
+		* 	@li 	exepts type bool, default = true
+		*/
+		void enableLeftArrow(bool enable = true){nb_lpic_enable = enable; initCCItems();}
+
+		/**
+		* Enable or disable right icon
+		* @param[in]	enable
+		* 	@li 	exepts type bool, default = true
+		*/
+		void enableRightArrow(bool enable = true){nb_rpic_enable = enable; initCCItems();}
+
+		/**
+		* disable left icon
+		* no parameter
+		*/
+		void disableLeftArrow(){enableLeftArrow(false);}
+
+		/**
+		* disable right icon
+		* no parameter
+		*/
+		void disableRightArrow(){enableRightArrow(false);}
+
+		/**
+		* Enable or disable both icons at once.
+		* @param[in]	enable_left
+		* 	@li 	exepts type bool, default = true
+		* @param[in]	enable_right
+		* 	@li 	exepts type bool, default = true
+		*/
+		void enableArrows(bool enable_left = true, bool enable_right = true){enableLeftArrow(enable_left); enableRightArrow(enable_right);}
+
+		/**
+		* Disable all icons.
+		* no parameter
+		*/
+		void disableArrows(){disableLeftArrow(); disableRightArrow();}
+
+		/**
+		* Sets font type for texts.
+		* @param[in]	font
+		* 	@li 	exepts type Font*
+		*/
+		void setFont(Font *font) {nb_font = font; initCCItems();}
+
+		/**
+		* Sets left text.
+		* @param[in]	text
+		* 	@li 	exepts type std::string
+		*/
+		void setLeftText(const std::string& text) {nb_l_text = text; initCCItems();}
+
+		/**
+		* Sets right text
+		* @param[in]	text
+		* 	@li 	exepts type std::string
+		*/
+		void setRightText(const std::string& text) {nb_r_text = text; initCCItems();}
+
+		/**
+		* Sets left and right text at once.
+		* @param[in]	left
+		* 	@li 	exepts type std::string
+		* @param[in]	right
+		* 	@li 	exepts type std::string
+		*/
+		void setText(const std::string& left, const std::string& right) {setLeftText(left); setRightText(right);}
+
+		/**
+		* Paint bar on screen.
+		* @param[in]	do_save_bg
+		* 	@li 	optional: exepts type bool, default = CC_SAVE_SCREEN_YES.
+		*/
+		void paint(bool do_save_bg = CC_SAVE_SCREEN_YES);
+};
+
+#endif
+