Imported ProcessController from BeUnited's CVS into our repository.

Doesn't compile yet. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@17568 a95241bf-73f2-0310-859d-f6bbb57e9c96
2006-05-23 20:01:09 +00:00
parent 48f09a2bd2
commit ed7a35012e
51 changed files with 6045 additions and 0 deletions
@@ -0,0 +1,164 @@
+/*
+
+	KernelMemoryBarMenuItem.cpp
+
+	ProcessController
+	© 2000, Georges-Edouard Berenger, All Rights Reserved.
+	Copyright (C) 2004 beunited.org 
+
+	This library is free software; you can redistribute it and/or 
+	modify it under the terms of the GNU Lesser General Public 
+	License as published by the Free Software Foundation; either 
+	version 2.1 of the License, or (at your option) any later version. 
+
+	This library 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 
+	Lesser General Public License for more details. 
+
+	You should have received a copy of the GNU Lesser General Public 
+	License along with this library; if not, write to the Free Software 
+	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA	
+
+*/
+
+#include "KernelMemoryBarMenuItem.h"
+#include "Colors.h"
+#include "PCView.h"
+#include <stdio.h>
+
+// --------------------------------------------------------------
+KernelMemoryBarMenuItem::KernelMemoryBarMenuItem (system_info* sinfo)
+			:BMenuItem ("System Resources & Caches...", NULL)
+{
+	fTotalWriteMemory = -1;
+	fLastSum = -1;
+	fGrenze1 = -1;
+	fGrenze2 = -1;
+	fPhsysicalMemory = float (int (sinfo->max_pages * B_PAGE_SIZE / 1024));
+	fCommitedMemory = float (int (sinfo->used_pages * B_PAGE_SIZE / 1024));
+}
+
+// --------------------------------------------------------------
+void KernelMemoryBarMenuItem::DrawContent ()
+{
+	DrawBar (true);
+	Menu ()->MovePenTo (ContentLocation ());
+	BMenuItem::DrawContent ();
+}
+
+// --------------------------------------------------------------
+void KernelMemoryBarMenuItem::UpdateSituation (float commitedMemory, float totalWriteMemory)
+{
+	if (commitedMemory < totalWriteMemory)
+		totalWriteMemory = commitedMemory;
+	fCommitedMemory = commitedMemory;
+	fTotalWriteMemory = totalWriteMemory;
+	DrawBar (false);
+}
+
+// --------------------------------------------------------------
+void KernelMemoryBarMenuItem::DrawBar (bool force)
+{
+	bool	selected = IsSelected ();
+	BRect	frame = Frame ();
+	BMenu*	menu = Menu ();
+	// draw the bar itself
+	BRect	cadre (frame.right - kMargin - kBarWidth, frame.top + 5, frame.right - kMargin, frame.top + 13);
+	if (fTotalWriteMemory < 0)
+		return;
+	if (fLastSum < 0)
+		force = true;
+	if (force) {
+		if (selected)
+			menu->SetHighColor (gFrameColorSelected);
+		else
+			menu->SetHighColor (gFrameColor);
+		menu->StrokeRect (cadre);
+	}
+	cadre.InsetBy (1, 1);
+	BRect	r = cadre;
+	float	grenze1 = cadre.left + (cadre.right - cadre.left) * fTotalWriteMemory / fPhsysicalMemory;
+	float	grenze2 = cadre.left + (cadre.right - cadre.left) * fCommitedMemory / fPhsysicalMemory;
+	if (grenze1 > cadre.right)
+		grenze1 = cadre.right;
+	if (grenze2 > cadre.right)
+		grenze2 = cadre.right;
+	r.right = grenze1;
+	if (!force)
+		r.left = fGrenze1;
+	if (r.left < r.right) {
+		if (selected)
+			menu->SetHighColor (gKernelColorSelected);
+		else
+			menu->SetHighColor (gKernelColor);
+//		menu->SetHighColor (gKernelColor);
+		menu->FillRect (r);
+	}
+	r.left = grenze1;
+	r.right = grenze2;
+	if (!force) {
+		if (fGrenze2 > r.left && r.left >= fGrenze1)
+			r.left = fGrenze2;
+		if (fGrenze1 < r.right && r.right <= fGrenze2)
+			r.right = fGrenze1;
+	}
+	if (r.left < r.right) {
+		if (selected)
+			menu->SetHighColor (tint_color (kLavender, B_HIGHLIGHT_BACKGROUND_TINT));
+		else
+			menu->SetHighColor (kLavender);
+//		menu->SetHighColor (gUserColor);
+		menu->FillRect (r);
+	}
+	r.left = grenze2;
+	r.right = cadre.right;
+	if (!force)
+		r.right = fGrenze2;
+	if (r.left < r.right) {
+		if (selected)
+			menu->SetHighColor (gWhiteSelected);
+		else
+			menu->SetHighColor (kWhite);
+		menu->FillRect (r);
+	}
+	menu->SetHighColor (kBlack);
+	fGrenze1 = grenze1;
+	fGrenze2 = grenze2;
+
+	// draw the value
+	double sum = fTotalWriteMemory * FLT_MAX + fCommitedMemory;
+	if (force || sum != fLastSum)
+	{
+		if (selected)
+		{
+			menu->SetLowColor (gMenuBackColorSelected);
+			menu->SetHighColor (gMenuBackColorSelected);
+		}
+		else
+		{
+			menu->SetLowColor (gMenuBackColor);
+			menu->SetHighColor (gMenuBackColor);
+		}
+		BRect trect (cadre.left - kMargin - kTextWidth, frame.top, cadre.left - kMargin, frame.bottom);
+		menu->FillRect (trect);
+		menu->SetHighColor (kBlack);
+		char	infos[128];
+		sprintf (infos, "%.1f MB", fTotalWriteMemory / 1024.f);
+		BPoint	loc (cadre.left - kMargin - kTextWidth / 2 - menu->StringWidth (infos), cadre.bottom + 1);
+		menu->DrawString (infos, loc);
+		sprintf (infos, "%.1f MB", fCommitedMemory / 1024.f);
+		loc.x = cadre.left - kMargin - menu->StringWidth (infos);
+		menu->DrawString (infos, loc);
+		fLastSum = sum;
+	}
+}
+
+// --------------------------------------------------------------
+void KernelMemoryBarMenuItem::GetContentSize (float* width, float* height)
+{
+	BMenuItem::GetContentSize (width, height);
+	if (*height < 16)
+		*height = 16;
+	*width += 20 + kBarWidth;
+}