Added the GUI part of the dialog. Now it is fully functional (maybe not nice, but functional ;-).

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2822 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kits/storage/PartitioningDialog.cpp

@@ -3,14 +3,27 @@
 //  by the OpenBeOS license.
 //---------------------------------------------------------------------
 
+#include <algobase.h>
+#include <new.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <Button.h>
 #include <DiskScannerAddOn.h>
 #include <Screen.h>
+#include <View.h>
 
 #include "PartitioningDialog.h"
 
+enum {
+	MSG_OK		= 'okay',
+	MSG_CANCEL	= 'cncl',
+};
+
 // constructor
 PartitioningDialog::PartitioningDialog(BRect dialogCenter)
-	: BWindow(BRect(0, 0, 1, 1), "Partitioning Parameters", B_TITLED_WINDOW,
+	: BWindow(BRect(100, 100, 100, 100), "Partitioning Parameters",
+			  B_TITLED_WINDOW,
 			  B_ASYNCHRONOUS_CONTROLS | B_QUIT_ON_WINDOW_CLOSE),
 	  fEditor(NULL),
 	  fEditorView(NULL),
@@ -30,22 +43,51 @@ PartitioningDialog::PartitioningDialog(BRect dialogCenter)
 // destructor
 PartitioningDialog::~PartitioningDialog()
 {
+	if (fEditorView)
+		fEditorView->RemoveSelf();
 	if (fBlocker >= 0)
 		delete_sem(fBlocker);
 }
 
+// MessageReceived
+void
+PartitioningDialog::MessageReceived(BMessage *message)
+{
+	switch (message->what) {
+		case MSG_OK:
+		{
+			if (fEditor->EditingDone()) {
+				if (fCancelled)
+					*fCancelled = false;
+				Quit();
+			}
+			break;
+		}
+		case MSG_CANCEL:
+			if (fCancelled)
+				*fCancelled = true;
+			Quit();
+			break;
+		default:
+			BWindow::MessageReceived(message);
+			break;
+	}
+}
+
+// QuitRequested
+bool
+PartitioningDialog::QuitRequested()
+{
+	if (fCancelled)
+		*fCancelled = true;
+	return true;
+}
+
 // Go
 status_t
 PartitioningDialog::Go(BDiskScannerParameterEditor *editor, bool *_cancelled)
 {
-	status_t error = (editor ? B_OK : B_BAD_VALUE);
-	// set the parameter editor and view
-	if (error == B_OK) {
-		fEditor = editor;
-		fEditorView = editor->View();
-		if (!fEditorView)
-			error = B_ERROR;
-	}
+	status_t error = _Init(editor);
 	bool wasRun = false;
 	// fire up the window
 	if (error == B_OK) {
@@ -53,7 +95,7 @@ PartitioningDialog::Go(BDiskScannerParameterEditor *editor, bool *_cancelled)
 			sem_id blocker = fBlocker;
 			bool cancelled = true;
 			fCancelled = &cancelled;
-			Run();
+			Show();
 			wasRun = true;
 			acquire_sem(blocker);
 			if (cancelled)
@@ -69,3 +111,85 @@ PartitioningDialog::Go(BDiskScannerParameterEditor *editor, bool *_cancelled)
 	return error;
 }
 
+// _Init
+status_t
+PartitioningDialog::_Init(BDiskScannerParameterEditor *editor)
+{
+	status_t error = (editor ? B_OK : B_BAD_VALUE);
+	// set the parameter editor and view
+	if (error == B_OK) {
+		fEditor = editor;
+		fEditorView = editor->View();
+		if (!fEditorView)
+			error = B_ERROR;
+	}
+	// setup views
+	if (error == B_OK) {
+		BView *mainView = new(nothrow) BView(BRect(0, 0, 1, 1), "main",
+											 B_FOLLOW_ALL, 0);
+		BMessage *okMessage = new BMessage(MSG_OK);
+		BMessage *cancelMessage = new BMessage(MSG_CANCEL);
+		BButton *okButton = new (nothrow) BButton(
+			BRect(0, 0, 1, 1), "ok", "OK", okMessage,
+			B_FOLLOW_RIGHT | B_FOLLOW_BOTTOM);
+		BButton *cancelButton = new (nothrow) BButton(
+			BRect(0, 0, 1, 1), "cancel", "Cancel", cancelMessage,
+			B_FOLLOW_RIGHT | B_FOLLOW_BOTTOM);
+		if (okMessage && cancelMessage && okButton && cancelButton) {
+			// add the views to the hierarchy
+			mainView->AddChild(fEditorView);
+			mainView->AddChild(okButton);
+			mainView->AddChild(cancelButton);
+			AddChild(mainView);
+			// set the buttons' preferred size
+			float buttonWidth = 0;
+			float buttonHeight = 0;
+			okButton->GetPreferredSize(&buttonWidth, &buttonHeight);
+			okButton->ResizeTo(buttonWidth, buttonHeight);
+			cancelButton->GetPreferredSize(&buttonWidth, &buttonHeight);
+			cancelButton->ResizeTo(buttonWidth, buttonHeight);
+			// setup their positions and sizes
+			int32 hSpacing = 10;
+			int32 vSpacing = 10;
+			BRect editorRect = fEditorView->Bounds();
+			BRect okRect = okButton->Bounds();
+			BRect cancelRect = cancelButton->Bounds();
+			// compute width and size of the main view
+			int32 width = max(editorRect.IntegerWidth() + 1,
+							  okRect.IntegerWidth() + 1 + hSpacing
+							  + cancelRect.IntegerWidth() + 1)
+						  + 2 * hSpacing;
+			int32 height = editorRect.IntegerHeight() + 1
+						   + max(okRect.IntegerHeight(),
+						   		 cancelRect.IntegerHeight()) + 1
+						   + 3 * vSpacing;
+			mainView->ResizeTo(width - 1, height -1);
+			ResizeTo(width - 1, height -1);
+			// set location of the editor view
+			fEditorView->MoveTo((width - editorRect.IntegerWidth() - 1) / 2,
+								vSpacing - 1);
+			fEditorView->ResizeTo(editorRect.Width(), editorRect.Height());
+			// set the location of the buttons
+			float buttonTop = 2 * vSpacing + editorRect.IntegerHeight();
+			float buttonLeft = width - hSpacing - okRect.IntegerWidth();
+			okButton->MoveTo(buttonLeft, buttonTop);
+			buttonLeft -= hSpacing + cancelRect.IntegerWidth();
+			cancelButton->MoveTo(buttonLeft, buttonTop);
+		} else {
+			// cleanup on error
+			error = B_NO_MEMORY;
+			if (!okButton && okMessage)
+				delete okMessage;
+			if (!cancelButton && cancelMessage)
+				delete cancelMessage;
+			if (okButton)
+				delete okButton;
+			if (cancelButton)
+				delete cancelButton;
+			if (mainView)
+				delete mainView;
+		}
+	}
+	return error;
+}
+

src/kits/storage/PartitioningDialog.h

@@ -18,8 +18,14 @@ public:
 	PartitioningDialog(BRect dialogCenter);
 	virtual ~PartitioningDialog();
 
+	virtual void MessageReceived(BMessage *message);
+	virtual bool QuitRequested();
+
 	status_t Go(BDiskScannerParameterEditor *editor, bool *cancelled);
 
+private:
+	status_t _Init(BDiskScannerParameterEditor *editor);
+
 private:
 	BDiskScannerParameterEditor	*fEditor;
 	BView						*fEditorView;