CComponents: add property to allow/disallow paint of items

This causes initialization of all properties, but
affects the behavior of item paint.
This can be understood as a counterpart to isPainted().


Origin commit data
------------------
Branch: ni/coolstream
Commit: 8ae491a994
Author: Thilo Graf <dbt@novatux.de>
Date: 2013-11-08 (Fri, 08 Nov 2013)



------------------
This commit was generated by Migit

src/gui/components/cc_base.cpp

@@ -77,6 +77,7 @@ void CComponents::initVarBasic()
 	firstPaint		= true;
 	is_painted		= false;
 	paint_bg		= true;
+	cc_allow_paint		= true;
 	frameBuffer 		= CFrameBuffer::getInstance();
 	v_fbdata.clear();
 	saved_screen.pixbuf 	= NULL;
@@ -130,7 +131,7 @@ void CComponents::paintFbItems(bool do_save_bg)
 		//paint all fb relevant basic parts (frame and body) with all specified properties, paint_bg must be true
 		if (fbtype != CC_FBDATA_TYPE_BGSCREEN && paint_bg){
 			if (fbtype == CC_FBDATA_TYPE_FRAME) {
-				if (v_fbdata[i].frame_thickness > 0)
+				if (v_fbdata[i].frame_thickness > 0 && cc_allow_paint)
 					frameBuffer->paintBoxFrame(v_fbdata[i].x, v_fbdata[i].y, v_fbdata[i].dx, v_fbdata[i].dy, v_fbdata[i].frame_thickness, v_fbdata[i].color, v_fbdata[i].r, corner_type);
 			}
 			else if (fbtype == CC_FBDATA_TYPE_BACKGROUND)
@@ -148,13 +149,16 @@ void CComponents::paintFbItems(bool do_save_bg)
 						//calculate current shadow width depends of current corner_rad
 						sw_cur = max(2*v_fbdata[i].r, sw);
 					}
+					if (cc_allow_paint){
 						// shadow right
 						frameBuffer->paintBoxRel(x_sh, v_fbdata[i].y, sw_cur, v_fbdata[i].dy-sw_cur, v_fbdata[i].color, v_fbdata[i].r, corner_type & CORNER_TOP_RIGHT);
 						// shadow bottom
 						frameBuffer->paintBoxRel(v_fbdata[i].x, y_sh, v_fbdata[i].dx, sw_cur, v_fbdata[i].color, v_fbdata[i].r, corner_type & CORNER_BOTTOM);
 					}
 				}
+			}
 			else
+				if(cc_allow_paint)
 					frameBuffer->paintBoxRel(v_fbdata[i].x, v_fbdata[i].y, v_fbdata[i].dx, v_fbdata[i].dy, v_fbdata[i].color, v_fbdata[i].r, corner_type);
 		}
 	}

src/gui/components/cc_base.h

@@ -94,6 +94,8 @@ class CComponents
 		bool is_painted;
 		///mode: true=activate rendering of basic elements (frame, shadow and body)
 		bool paint_bg;
+		///mode:  true=allows painting of item, see also allowPaint()
+		bool cc_allow_paint;
 
 		///initialize of basic attributes, no parameters required
 		void initVarBasic();
@@ -205,6 +207,11 @@ class CComponents
 		///allows paint of elementary item parts (shadow, frame and body), similar as background, set it usually to false, if item used in a form
 		virtual void doPaintBg(bool do_paint){paint_bg = do_paint;};
 
+		///allow/disalows paint of item and its contents, but initialize of other properties are not touched
+		///this can be understood as a counterpart to isPainted(), but before paint
+		virtual void allowPaint(bool allow){cc_allow_paint = allow;};
+		///returns visibility mode
+		virtual bool paintAllowed(){return cc_allow_paint;};
 };
 
 class CComponentsItem : public CComponents

src/gui/components/cc_frm.cpp

@@ -361,8 +361,17 @@ void CComponentsForm::paintCCItems()
 			cc_item->setHeight(new_h);
 		}
 
+		//get current visibility mode from item, me must hold it and restore after paint
+		bool item_visible = cc_item->paintAllowed();
+		//set visibility mode
+		if (!this->cc_allow_paint)
+			cc_item->allowPaint(false);
+
 		//finally paint current item
 		cc_item->paint(CC_SAVE_SCREEN_NO);
+
+		//restore defined old visibility mode of item after paint
+		cc_item->allowPaint(item_visible);
 	}
 }
 

src/gui/components/cc_item_infobox.cpp

@@ -107,6 +107,9 @@ void CComponentsInfoBox::paintPicture()
 	//fit icon into infobox
 	pic->setHeight(height-2*fr_thickness);
 	pic->setColorBody(col_body);
+
+	//paint, but set visibility mode
+	pic->allowPaint(cc_allow_paint);
 	pic->paint(CC_SAVE_SCREEN_NO);	
 }
 
@@ -142,6 +145,8 @@ void CComponentsInfoBox::paint(bool do_save_bg)
 		int th = height-2*fr_thickness;
 		cctext->setDimensionsAll(tx, y_text, tw, th);
 
+		//paint, but set visibility mode
+		cctext->allowPaint(cc_allow_paint);
 		cctext->paint(CC_SAVE_SCREEN_NO);
 	}
 }

src/gui/components/cc_item_picture.cpp

@@ -180,7 +180,7 @@ void CComponentsPicture::paintPicture()
 {
 	pic_painted = false;
 
-	if (do_paint){
+	if (do_paint && cc_allow_paint){
 #ifdef DEBUG_CC
 	printf("	[CComponentsPicture] %s: paint image: %s (do_paint=%d)\n", __FUNCTION__, pic_name.c_str(), do_paint);
 #endif

src/gui/components/cc_item_progressbar.cpp

@@ -141,6 +141,7 @@ void CProgressBar::paintShapes(int &shx, int &shy, int &shw, int &shh, fb_pixel_
 {
 	CComponentsShapeSquare shape(shx, shy, shw, shh, false);
 	shape.setColorBody(col);
+	shape.allowPaint(cc_allow_paint);
 	shape.paint(false);
 }
 

src/gui/components/cc_item_progressbar.h

@@ -92,7 +92,7 @@ class CProgressBar : public CComponentsItem
 		///paint version of progressbar with color and advanced display modifications
 		void paintAdvanced();
 		///painting of activ/passive bars via shape object
-		static void paintShapes(int &shx, int &shy, int &shw, int &shh, fb_pixel_t &col);
+		void paintShapes(int &shx, int &shy, int &shw, int &shh, fb_pixel_t &col);
 
 		void initDimensions();
 

src/gui/components/cc_item_text.cpp

@@ -248,7 +248,7 @@ void CComponentsText::paintText(bool do_save_bg)
 {
 	paintInit(do_save_bg);
 	initCCText();
-	if (ct_text_sent)
+	if (ct_text_sent && cc_allow_paint)
 		ct_textbox->paint();
 	ct_text_sent = false;
 }

src/gui/components/cc_item_tvpic.cpp

@@ -88,6 +88,9 @@ void CComponentsPIP::paint(bool do_save_bg)
 		pig_x += tmpw/2-pig_w/2; 
 	}
 
+	if (!cc_allow_paint)
+		return;
+	
 	if(CNeutrinoApp::getInstance()->getMode() == NeutrinoMessages::mode_tv){
 		videoDecoder->Pig(pig_x, pig_y, pig_w, pig_h, screen_w, screen_h);
 	}
@@ -95,7 +98,6 @@ void CComponentsPIP::paint(bool do_save_bg)
 		CComponentsPicture pic = CComponentsPicture (pig_x, pig_y, pig_w, pig_h, pic_name, CC_ALIGN_HOR_CENTER | CC_ALIGN_VER_CENTER);
 		pic.paint(CC_SAVE_SCREEN_NO);
 	}
-	
 }