Unpdates, fixes and promoted ScreenSaverPrefs.cpp and ScreenSaverThread.cpp

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@7039 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kits/screensaver/Jamfile

@@ -4,8 +4,10 @@ UsePrivateHeaders screensaver ;
 
 SharedLibrary screensaver :
 	ScreenSaver.cpp
+	ScreenSaverPrefs.cpp
+	ScreenSaverThread.cpp
 ;
 
 LinkSharedOSLibs libscreensaver.so :
-	be
+	be game
 ;

src/kits/screensaver/ScreenSaver.cpp

@@ -1,157 +1,127 @@
 #include "ScreenSaver.h"
+#include <stdio.h>
 
 BScreenSaver::BScreenSaver(BMessage *archive,
-                           image_id)
-{
-        ticksize = 50000;
-        looponcount = 0;
-        loopoffcount = 0;
+                           image_id) : ticksize(50000),looponcount(0),loopoffcount(0) {
 }
 
 
-BScreenSaver::~BScreenSaver()
-{
+BScreenSaver::~BScreenSaver() {
 }
 
 
 status_t
-BScreenSaver::InitCheck()
-{
+BScreenSaver::InitCheck() {
     return B_OK; // This method is meant to be overridden
 }
 
 
 status_t
-BScreenSaver::StartSaver(BView *view,
-                         bool preview)
-{
+BScreenSaver::StartSaver(BView *view, bool preview) {
     return B_OK; // This method is meant to be overridden
 }
 
 void
-BScreenSaver::StopSaver()
+BScreenSaver::StopSaver() {
+	return; // This method is meant to be overridden
+}
+
+void
+BScreenSaver::Draw(BView *view, int32 frame)
 {
 	return; // This method is meant to be overridden
 }
 
 void
-BScreenSaver::Draw(BView *view,
-                   int32 frame)
-{
+BScreenSaver::DirectConnected(direct_buffer_info *info) {
 	return; // This method is meant to be overridden
 }
 
 void
-BScreenSaver::DirectConnected(direct_buffer_info *info)
-{
+BScreenSaver::DirectDraw(int32 frame) {
 	return; // This method is meant to be overridden
 }
 
 void
-BScreenSaver::DirectDraw(int32 frame)
-{
+BScreenSaver::StartConfig(BView *configView) {
 	return; // This method is meant to be overridden
 }
 
 void
-BScreenSaver::StartConfig(BView *configView)
-{
+BScreenSaver::StopConfig() {
 	return; // This method is meant to be overridden
 }
 
 void
-BScreenSaver::StopConfig()
-{
+BScreenSaver::SupplyInfo(BMessage *info) const {
 	return; // This method is meant to be overridden
 }
 
 void
-BScreenSaver::SupplyInfo(BMessage *info) const
-{
-	return; // This method is meant to be overridden
-}
-
-void
-BScreenSaver::ModulesChanged(const BMessage *info)
-{
+BScreenSaver::ModulesChanged(const BMessage *info) {
 	return; // This method is meant to be overridden
 }
 
 status_t
-BScreenSaver::SaveState(BMessage *into) const
-{
-    return -1;
+BScreenSaver::SaveState(BMessage *into) const {
+    return B_ERROR; // This method is meant to be overridden
 }
 
 void
-BScreenSaver::SetTickSize(bigtime_t ts)
-{
-        ticksize = ts;
+BScreenSaver::SetTickSize(bigtime_t ts) {
+	ticksize = ts;
 }
 
 bigtime_t
-BScreenSaver::TickSize() const
-{
+BScreenSaver::TickSize() const {
     return ticksize;
 }
 
 void
-BScreenSaver::SetLoop(int32 on_count,
-                      int32 off_count)
-{
-        looponcount = on_count;
-        loopoffcount = off_count;
+BScreenSaver::SetLoop(int32 on_count, int32 off_count) {
+	looponcount = on_count;
+	loopoffcount = off_count;
 }
 
 int32
-BScreenSaver::LoopOnCount() const
-{
+BScreenSaver::LoopOnCount() const {
     return looponcount;
 }
 
 int32
-BScreenSaver::LoopOffCount() const
-{
+BScreenSaver::LoopOffCount() const {
     return loopoffcount;
 }
 
 void
-BScreenSaver::_ReservedScreenSaver1()
-{
+BScreenSaver::_ReservedScreenSaver1() {
 }
 
 void
-BScreenSaver::_ReservedScreenSaver2()
-{
+BScreenSaver::_ReservedScreenSaver2() {
 }
 
 void
-BScreenSaver::_ReservedScreenSaver3()
-{
+BScreenSaver::_ReservedScreenSaver3() {
 }
 
 void
-BScreenSaver::_ReservedScreenSaver4()
-{
+BScreenSaver::_ReservedScreenSaver4() {
 }
 
 void
-BScreenSaver::_ReservedScreenSaver5()
-{
+BScreenSaver::_ReservedScreenSaver5() {
 }
 
 void
-BScreenSaver::_ReservedScreenSaver6()
-{
+BScreenSaver::_ReservedScreenSaver6() {
 }
 
 void
-BScreenSaver::_ReservedScreenSaver7()
-{
+BScreenSaver::_ReservedScreenSaver7() {
 }
 
 void
-BScreenSaver::_ReservedScreenSaver8()
-{
+BScreenSaver::_ReservedScreenSaver8() {
 }
 

src/kits/screensaver/ScreenSaverPrefs.cpp

@@ -0,0 +1,116 @@
+#include "ScreenSaverPrefs.h"
+#include "StorageDefs.h"
+#include "FindDirectory.h"
+#include "File.h"
+#include "Path.h"
+#include "string.h" // Posix string functions
+#include "String.h" // BString def
+#include <stdio.h>
+
+ScreenSaverPrefs::ScreenSaverPrefs(void)  {
+}
+
+// Load the flattened settings BMessage from disk and parse it.
+bool ScreenSaverPrefs::LoadSettings(void) {
+	bool ok;
+	char pathAndFile[B_PATH_NAME_LENGTH]; 
+	BPath path;
+
+	status_t found=find_directory(B_USER_SETTINGS_DIRECTORY,&path);
+	if (ok=(found==B_OK)) {
+		strncpy(pathAndFile,path.Path(),B_PATH_NAME_LENGTH-1);
+		strncat(pathAndFile,"/ScreenSaver_settings",B_PATH_NAME_LENGTH-1);
+		BFile ssSettings(pathAndFile,B_READ_ONLY);
+		if (B_OK==ssSettings.InitCheck())
+			{ // File exists. Unflatten the message and call the settings parser.
+			BMessage settings;
+			settings.Unflatten(&ssSettings);
+			ok=parseSettings (&settings);
+			}
+		}
+	return ok;		
+}
+
+void setOnValue(BMessage *msg, char *name, int &result) {
+	int32 value;
+	if (B_OK == msg->FindInt32(name,&value)) // If screen saving is even enabled
+		result=value;
+}
+
+bool ScreenSaverPrefs::parseSettings (BMessage *msg) {
+	int temp;
+	const char *strPtr;
+	char pathAndFile[B_PATH_NAME_LENGTH]; 
+	BPath path;
+
+	// Set some defaults
+	blankTime=passwordTime=-1;
+	// Set the easy (integer) ones:
+	setOnValue(msg,"windowtab",windowTab);
+	setOnValue(msg,"timeflags",timeFlags);
+	setOnValue(msg,"timefade",blankTime);
+	setOnValue(msg,"timestandby",standbyTime);
+	setOnValue(msg,"timesuspend",suspendTime);
+	setOnValue(msg,"timeoff",offTime);
+	setOnValue(msg,"cornernow",temp);
+	blank=(arrowDirection)temp;
+	setOnValue(msg,"cornernever",temp);
+	neverBlank=(arrowDirection)temp;
+	setOnValue(msg,"lockdelay",passwordTime);
+
+	msg->FindBool("lockenable",&lockenable);
+	msg->FindString("lockmethod",&strPtr);
+	isNetworkPWD=(strcmp("custom",strPtr));
+	 // Get the password. Either from the settings file or the networking file.
+	if (isNetworkPWD) {
+		status_t found=find_directory(B_USER_SETTINGS_DIRECTORY,&path);
+		if (found==B_OK) {
+			FILE *networkFile=NULL;
+			char buffer[512],*start;
+			strncpy(pathAndFile,path.Path(),B_PATH_NAME_LENGTH-1);
+			strncat(pathAndFile,"/network",B_PATH_NAME_LENGTH-1);
+			// This ugly piece opens the networking file and reads the password, if it exists.
+			if ((networkFile=fopen(pathAndFile,"r")))
+				while (buffer==fgets(buffer,512,networkFile))
+					if ((start=strstr(buffer,"PASSWORD =")))
+						strncpy(password, start+10,strlen(start-11));
+			}
+		}
+	else {
+		msg->FindString("lockpassword",&strPtr);
+		strcpy(password,strPtr);
+		}
+		
+	if (B_OK != msg->FindString("modulename",&strPtr)) 
+		blankTime=-1; // If the module doesn't exist, never blank.
+	strcpy(moduleName,strPtr);
+	BString stateMsgName("modulesettings_");
+	stateMsgName+=moduleName;
+	msg->FindMessage(stateMsgName.String(),&stateMsg); // Doesn't matter if it fails - stateMsg would just continue to be empty
+
+	return true;
+}
+
+void ScreenSaverPrefs::SaveSettings (void) {
+	BMessage msg;
+	msg.AddRect("windowframe",windowFrame);
+	msg.AddInt32("windowtab",windowTab);
+	msg.AddInt32("timeflags",timeFlags);
+	msg.AddInt32("timefade", blankTime);
+	msg.AddInt32("timestandby", standbyTime);
+	msg.AddInt32("timesuspend", suspendTime);
+	msg.AddInt32("timeoff", offTime);
+	msg.AddInt32("cornernow", blank);
+	msg.AddInt32("cornernever", neverBlank);
+	msg.AddBool("lockenable", lockenable);
+	msg.AddInt32("lockdelay", passwordTime);
+	msg.AddString("modulename", moduleName);
+	BString stateMsgName("modulesettings_");
+	stateMsgName+=moduleName;
+	msg.AddMessage(stateMsgName.String(),&stateMsg);	
+  	BPath path;
+  	find_directory(B_USER_SETTINGS_DIRECTORY,&path);
+  	path.Append("OBOS_Screen_Saver",true);
+  	BFile file(path.Path(),B_READ_WRITE | B_CREATE_FILE | B_ERASE_FILE);
+  	msg.Flatten(&file);
+}

src/kits/screensaver/ScreenSaverThread.cpp

@@ -0,0 +1,57 @@
+#ifndef SCREEN_SAVER_THREAD_H
+#include "ScreenSaverThread.h"
+#endif
+#include "Screen.h"
+#include "ScreenSaver.h"
+#include "ScreenSaverPrefs.h"
+
+int32 threadFunc(void *data) {
+	ScreenSaverThread *ss=(ScreenSaverThread *)data;
+	ss->thread();
+}
+
+ScreenSaverThread::ScreenSaverThread(BScreenSaver *svr, BDirectWindow *wnd, BView *vw, ScreenSaverPrefs *p) : 
+		saver(svr),win(wnd),view(vw), pref(p), frame(0),snoozeCount(0) {
+		if (win) { // Running in full screen mode
+			saver->StartSaver(view,false);
+			win->SetFullScreen(true);
+			win->Show(); 
+			win->Lock();
+			view->SetViewColor(0,0,0);
+			view->SetLowColor(0,0,0);
+			win->Unlock();
+			win->Sync(); 
+		}
+}
+
+void ScreenSaverThread::quit(void) {
+	saver->StopSaver();
+	if (win)
+		win->Hide();
+}
+
+void ScreenSaverThread::thread() {
+	while (1) {
+		snooze(saver->TickSize());
+		if (snoozeCount) { // If we are sleeping, do nothing
+			snoozeCount--;
+			return;
+		} else if (saver->LoopOnCount() && (frame>=saver->LoopOnCount())) { // Time to nap
+			frame=0;
+			snoozeCount=saver->LoopOffCount();
+		}
+		else {
+			if (win) {
+				saver->DirectDraw(frame);
+	   			win->Lock();
+			}
+	    	saver->Draw(view,frame);
+			if (win) {
+	    		win->Unlock();
+				win->Sync();
+			}
+			frame++;
+		}
+	}
+}
+