Printers window peristence

implemented using same pattern as Screen preferences
made corrections from review

Fixes #4262

Change-Id: I658baebcdc6ef7809d871b61db75d0b4099937ed
Reviewed-on: https://review.haiku-os.org/c/haiku/+/3870
Reviewed-by: Adrien Destugues <pulkomandy@gmail.com>

src/preferences/printers/Jamfile

@@ -8,6 +8,7 @@ Preference Printers :
 	PrintersWindow.cpp
 	PrinterListView.cpp
 	JobListView.cpp
+	ScreenSettings.cpp
 	SpoolFolder.cpp
 	TestPageView.cpp
 	TransportMenu.cpp

src/preferences/printers/Printers.cpp

@@ -14,6 +14,7 @@
 #include "pr_server.h"
 #include "Messages.h"
 #include "PrintersWindow.h"
+#include "ScreenSettings.h"
 
 
 int
@@ -34,7 +35,7 @@ PrintersApp::PrintersApp()
 void
 PrintersApp::ReadyToRun()
 {
-	PrintersWindow* win = new PrintersWindow(BRect(78, 71, 561, 409));
+	PrintersWindow* win = new PrintersWindow(new ScreenSettings());
 	win->Show();
 }
 

src/preferences/printers/Printers.h

@@ -12,6 +12,8 @@
 #include <Application.h>
 #include <Catalog.h>
 
+#include "ScreenSettings.h"
+
 
 #define PRINTERS_SIGNATURE	"application/x-vnd.Be-PRNT"
 

src/preferences/printers/PrintersWindow.cpp

@@ -32,6 +32,7 @@
 #include "Messages.h"
 #include "PrinterListView.h"
 #include "TestPageView.h"
+#include "ScreenSettings.h"
 #include "SpoolFolder.h"
 
 
@@ -52,7 +53,8 @@ private:
 
 
 TestPageWindow::TestPageWindow(BPrintJob* job, PrinterItem* printer)
-	: BWindow(job->PaperRect().OffsetByCopy(-20000, -20000), B_TRANSLATE("Test page"),
+	: BWindow(job->PaperRect().OffsetByCopy(-20000, -20000),
+		B_TRANSLATE("Test page"),
 		B_TITLED_WINDOW, 0), fJob(job)
 {
 	fTestPage = new TestPageView(job->PrintableRect(), printer);
@@ -93,10 +95,11 @@ TestPageWindow::MessageReceived(BMessage* message)
 // #pragma mark PrintersWindow main class
 
 
-PrintersWindow::PrintersWindow(BRect frame)
+PrintersWindow::PrintersWindow(ScreenSettings* settings)
 	:
-	BWindow(BRect(78, 71, 761, 509), B_TRANSLATE_SYSTEM_NAME("Printers"),
+	BWindow(settings->WindowFrame(), B_TRANSLATE_SYSTEM_NAME("Printers"),
 		B_TITLED_WINDOW, B_AUTO_UPDATE_SIZE_LIMITS),
+	fSettings(settings),
 	fSelectedPrinter(NULL),
 	fAddingPrinter(false)
 {
@@ -104,9 +107,17 @@ PrintersWindow::PrintersWindow(BRect frame)
 }
 
 
+PrintersWindow::~PrintersWindow()
+{
+	delete fSettings;
+}
+
+
 bool
 PrintersWindow::QuitRequested()
 {
+	fSettings->SetWindowFrame(Frame());
+
 	bool result = Inherited::QuitRequested();
 	if (result)
 		be_app->PostMessage(B_QUIT_REQUESTED);

src/preferences/printers/PrintersWindow.h

@@ -19,11 +19,13 @@ class JobListView;
 class Job;
 class SpoolFolder;
 class PrinterItem;
+class ScreenSettings;
 
 
 class PrintersWindow : public BWindow {
 public:
-	PrintersWindow(BRect frame);
+				PrintersWindow(ScreenSettings *settings);
+	virtual		~PrintersWindow();
 
 	void		MessageReceived(BMessage* msg);
 	bool		QuitRequested();
@@ -35,6 +37,7 @@ public:
 	void		UpdateJob(SpoolFolder* folder, Job* job);
 
 private:
+	ScreenSettings*	fSettings;
 	void		_BuildGUI();
 	bool		_IsSelected(PrinterItem* printer);
 	void		_UpdatePrinterButtons();

src/preferences/printers/ScreenSettings.cpp

@@ -0,0 +1,60 @@
+/*
+ * Copyright 2001-2015, Haiku.
+ * Distributed under the terms of the MIT License.
+ *
+ * Authors:
+ *		Rafael Romo
+ *		Stefano Ceccherini (burton666@libero.it)
+ *		Axel Dörfler, axeld@pinc-software.de
+ */
+
+
+#include "ScreenSettings.h"
+
+#include <File.h>
+#include <FindDirectory.h>
+#include <Path.h>
+
+
+static const char* kSettingsFileName = "Screen_data";
+
+
+ScreenSettings::ScreenSettings()
+{
+	fWindowFrame.Set(0, 0, 450, 250);
+	BPoint offset;
+
+	BPath path;
+	if (find_directory(B_USER_SETTINGS_DIRECTORY, &path) == B_OK) {
+		path.Append(kSettingsFileName);
+
+		BFile file(path.Path(), B_READ_ONLY);
+		if (file.InitCheck() == B_OK)
+			file.Read(&offset, sizeof(BPoint));
+	}
+
+	fWindowFrame.OffsetBy(offset);
+}
+
+
+ScreenSettings::~ScreenSettings()
+{
+	BPath path;
+	if (find_directory(B_USER_SETTINGS_DIRECTORY, &path) < B_OK)
+		return;
+
+	path.Append(kSettingsFileName);
+
+	BPoint offset = fWindowFrame.LeftTop();
+
+	BFile file(path.Path(), B_WRITE_ONLY | B_CREATE_FILE);
+	if (file.InitCheck() == B_OK)
+		file.Write(&offset, sizeof(BPoint));
+}
+
+
+void
+ScreenSettings::SetWindowFrame(BRect frame)
+{
+	fWindowFrame = frame;
+}

src/preferences/printers/ScreenSettings.h

@@ -0,0 +1,29 @@
+/*
+ * Copyright 2001-2006, Haiku.
+ * Distributed under the terms of the MIT License.
+ *
+ * Authors:
+ *		Rafael Romo
+ *		Stefano Ceccherini (burton666@libero.it)
+ *		Axel Dörfler, axeld@pinc-software.de
+ */
+#ifndef SCREEN_SETTINGS_H
+#define SCREEN_SETTINGS_H
+
+
+#include <Rect.h>
+
+
+class ScreenSettings {
+	public:
+		ScreenSettings();
+		virtual ~ScreenSettings();
+
+		BRect WindowFrame() const { return fWindowFrame; };
+		void SetWindowFrame(BRect);
+
+	private:
+		BRect fWindowFrame;
+};
+
+#endif	// SCREEN_SETTINGS_H