Initial checkin of ColorWell control

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@830 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/prefs/appearance/ColorWell.cpp

@@ -0,0 +1,105 @@
+#include "ColorWell.h"
+
+ColorWell::ColorWell(BRect frame, BMessage *msg, bool is_rectangle=false)
+	: BView(frame,"ColorWell", B_FOLLOW_ALL_SIDES, B_WILL_DRAW)
+{
+	SetViewColor(ui_color(B_PANEL_BACKGROUND_COLOR));
+	SetLowColor(0,0,0);
+	invoker=new BInvoker(msg,this);
+	disabledcol.red=128;
+	disabledcol.green=128;
+	disabledcol.blue=128;
+	disabledcol.alpha=255;
+	is_enabled=true;
+	is_rect=is_rectangle;
+}
+
+ColorWell::~ColorWell(void)
+{
+	delete invoker;
+}
+
+void ColorWell::SetTarget(BHandler *tgt)
+{
+	invoker->SetTarget(tgt);
+}
+
+void ColorWell::SetColor(rgb_color col)
+{
+	SetHighColor(col);
+	currentcol=col;
+	Draw(Bounds());
+//	Invalidate();
+	invoker->Invoke();
+}
+
+void ColorWell::SetColor(uint8 r,uint8 g, uint8 b)
+{
+	SetHighColor(r,g,b);
+	currentcol.red=r;
+	currentcol.green=g;
+	currentcol.blue=b;
+	Draw(Bounds());
+	//Invalidate();
+	invoker->Invoke();
+}
+
+void ColorWell::MessageReceived(BMessage *msg)
+{
+	// If we received a dropped message, try to see if it has color data
+	// in it
+	if(msg->WasDropped())
+	{
+		rgb_color *col;
+		uint8 *ptr;
+		ssize_t size;
+		if(msg->FindData("RGBColor",(type_code)'RGBC',(const void**)&ptr,&size)==B_OK)
+		{
+			col=(rgb_color*)ptr;
+			SetHighColor(*col);
+		}
+	}
+
+	// The default
+	BView::MessageReceived(msg);
+}
+
+void ColorWell::SetEnabled(bool value)
+{
+	if(is_enabled!=value)
+	{
+		is_enabled=value;
+		Invalidate();
+	}
+}
+
+void ColorWell::Draw(BRect update)
+{
+	if(is_enabled)
+		SetHighColor(currentcol);
+	else
+		SetHighColor(disabledcol);
+
+	if(is_rect)
+	{
+		FillRect(Bounds());
+		if(is_enabled)
+			StrokeRect(Bounds(),B_SOLID_LOW);
+	}
+	else
+	{
+		FillEllipse(Bounds());
+		if(is_enabled)
+			StrokeEllipse(Bounds(),B_SOLID_LOW);
+	}
+}
+
+rgb_color ColorWell::Color(void) const
+{
+	return currentcol;
+}
+
+void ColorWell::SetMode(bool is_rectangle)
+{
+	is_rect=is_rectangle;
+}

src/prefs/appearance/ColorWell.h

@@ -0,0 +1,27 @@
+#ifndef COLORWELL_H_
+#define COLORWELL_H_
+
+#include <View.h>
+#include <Message.h>
+#include <Invoker.h>
+
+class ColorWell : public BView
+{
+public:
+	ColorWell(BRect frame, BMessage *msg, bool is_rectangle=false);
+	~ColorWell(void);
+	void SetColor(rgb_color col);
+	rgb_color Color(void) const;
+	void SetColor(uint8 r,uint8 g, uint8 b);
+	virtual void MessageReceived(BMessage *msg);
+	virtual void Draw(BRect update);
+	virtual void SetTarget(BHandler *tgt);
+	virtual void SetEnabled(bool value);
+	void SetMode(bool is_rectangle);
+protected:
+	BInvoker *invoker;	
+	bool is_enabled, is_rect;
+	rgb_color disabledcol, currentcol;
+};
+
+#endif

src/prefs/appearance/Jamfile

@@ -2,6 +2,6 @@ SubDir OBOS_TOP src prefs appearance ;
 
 AddResources Appearance : Appearance.rsrc ;
 
-Preference Appearance : APRMain.cpp APRView.cpp APRWindow.cpp Decorator.cpp DecView.cpp DisplayDriver.cpp PortLink.cpp PreviewDriver.cpp RGBColor.cpp SPoint.cpp SRect.cpp ;
+Preference Appearance : APRMain.cpp APRView.cpp APRWindow.cpp Decorator.cpp DecView.cpp DisplayDriver.cpp PortLink.cpp PreviewDriver.cpp RGBColor.cpp SPoint.cpp SRect.cpp ColorWell.cpp ;
 
 LinkSharedOSLibs Appearance : be ;