StyleEdit: non-modal Find/Replace windows implementation

* Switch to non-modal floating windows for Find/Replace dialogs,
  preserve parameters of the previous search in this editor session;
* Fixes #10053.

- GCI 2013

src/apps/stylededit/Constants.h

@@ -42,6 +42,7 @@ const uint32 MENU_REPLACE_SAME			= 'MErs';
 const uint32 MSG_SEARCH					= 'msea';
 const uint32 MSG_REPLACE				= 'msre';
 const uint32 MSG_REPLACE_ALL			= 'mrea';
+const uint32 MSG_HIDE_WINDOW			= 'mhdw';
 
 // "Font"-menu
 const uint32 FONT_SIZE					= 'FMsi';

src/apps/stylededit/FindWindow.cpp

@@ -28,18 +28,18 @@
 
 FindWindow::FindWindow(BRect frame, BHandler* _handler, BString* searchString,
 	bool caseState, bool wrapState, bool backState)
-	: BWindow(frame, "FindWindow", B_MODAL_WINDOW,
+	: BWindow(frame, B_TRANSLATE("Find"), B_FLOATING_WINDOW,
 		B_NOT_RESIZABLE | B_ASYNCHRONOUS_CONTROLS | B_AUTO_UPDATE_SIZE_LIMITS,
 		B_CURRENT_WORKSPACE)
 {
-	AddShortcut('W', B_COMMAND_KEY, new BMessage(B_QUIT_REQUESTED));
+	AddShortcut('W', B_COMMAND_KEY, new BMessage(MSG_HIDE_WINDOW));
 
 	fSearchString = new BTextControl("", B_TRANSLATE("Find:"), NULL, NULL);
 	fCaseSensBox = new BCheckBox("", B_TRANSLATE("Case-sensitive"), NULL);
 	fWrapBox = new BCheckBox("", B_TRANSLATE("Wrap-around search"), NULL);
 	fBackSearchBox = new BCheckBox("", B_TRANSLATE("Search backwards"), NULL);
 	fCancelButton = new BButton("", B_TRANSLATE("Cancel"),
-		new BMessage(B_QUIT_REQUESTED));
+		new BMessage(MSG_HIDE_WINDOW));
 	fSearchButton = new BButton("", B_TRANSLATE("Find"),
 		new BMessage(MSG_SEARCH));
 
@@ -78,8 +78,9 @@ void
 FindWindow::MessageReceived(BMessage* msg)
 {
 	switch (msg->what) {
-		case B_QUIT_REQUESTED:
+		case MSG_HIDE_WINDOW:
-			Quit();
+			if (!IsHidden())
+				Hide();
 			break;
 		case MSG_SEARCH:
 			_SendMessage();
@@ -100,7 +101,7 @@ FindWindow::DispatchMessage(BMessage* message, BHandler* handler)
 		if (message->FindInt8("byte", 0, &key) == B_OK) {
 			if (key == B_ESCAPE) {
 				message->MakeEmpty();
-				message->what = B_QUIT_REQUESTED;
+				message->what = MSG_HIDE_WINDOW;
 			}
 		}
 	}
@@ -124,5 +125,5 @@ FindWindow::_SendMessage()
 
 	fHandler->Looper()->PostMessage(&message, fHandler);
 
-	PostMessage(B_QUIT_REQUESTED);
+	PostMessage(MSG_HIDE_WINDOW);
 }

src/apps/stylededit/ReplaceWindow.cpp

@@ -31,11 +31,11 @@
 ReplaceWindow::ReplaceWindow(BRect frame, BHandler* _handler,
 	BString* searchString, 	BString* replaceString,
 	bool caseState, bool wrapState, bool backState)
-	: BWindow(frame, "ReplaceWindow", B_MODAL_WINDOW,
+	: BWindow(frame, B_TRANSLATE("Replace"), B_FLOATING_WINDOW,
 		B_NOT_RESIZABLE | B_ASYNCHRONOUS_CONTROLS | B_AUTO_UPDATE_SIZE_LIMITS,
 		B_CURRENT_WORKSPACE)
 {
-	AddShortcut('W', B_COMMAND_KEY, new BMessage(B_QUIT_REQUESTED));
+	AddShortcut('W', B_COMMAND_KEY, new BMessage(MSG_HIDE_WINDOW));
 
 	fSearchString = new BTextControl("", B_TRANSLATE("Find:"), NULL, NULL);
 	fReplaceString = new BTextControl("", B_TRANSLATE("Replace with:"),
@@ -50,7 +50,7 @@ ReplaceWindow::ReplaceWindow(BRect frame, BHandler* _handler,
 	fReplaceAllButton = new BButton("", B_TRANSLATE("Replace all"),
 		new BMessage(MSG_REPLACE_ALL));
 	fCancelButton = new BButton("", B_TRANSLATE("Cancel"),
-		new BMessage(B_QUIT_REQUESTED));
+		new BMessage(MSG_HIDE_WINDOW));
 	fReplaceButton = new BButton("", B_TRANSLATE("Replace"),
 		new BMessage(MSG_REPLACE));
 
@@ -106,6 +106,10 @@ ReplaceWindow::MessageReceived(BMessage* msg)
 			_SendMessage(MSG_REPLACE_ALL);
 			break;
 
+		case MSG_HIDE_WINDOW:
+			if (!IsHidden())
+				Hide();
+			break;
 		default:
 			BWindow::MessageReceived(msg);
 			break;
@@ -139,12 +143,12 @@ ReplaceWindow::DispatchMessage(BMessage* message, BHandler* handler)
 		if (message->FindInt8("byte", 0, &key) == B_OK) {
 			if (key == B_ESCAPE) {
 				message->MakeEmpty();
-				message->what = B_QUIT_REQUESTED;
+				message->what = MSG_HIDE_WINDOW;
 
 				// This is a hack, but it actually does what is expected,
 				// unlike the hack above. This kind of key filtering probably
 				// ought to be handled by a BMessageFilter, though.
-				BMessenger (this).SendMessage(B_QUIT_REQUESTED);
+				BMessenger (this).SendMessage(MSG_HIDE_WINDOW);
 			}
 		}
 	}
@@ -170,6 +174,6 @@ ReplaceWindow::_SendMessage(uint32 what)
 
 	fHandler->Looper()->PostMessage(&message, fHandler);
 
-	PostMessage(B_QUIT_REQUESTED);
+	PostMessage(MSG_HIDE_WINDOW);
 }
 

src/apps/stylededit/StyledEditWindow.cpp

@@ -82,7 +82,8 @@ bs_printf(BString* string, const char* format, ...)
 
 
 StyledEditWindow::StyledEditWindow(BRect frame, int32 id, uint32 encoding)
-	: BWindow(frame, "untitled", B_DOCUMENT_WINDOW, B_ASYNCHRONOUS_CONTROLS)
+	: BWindow(frame, "untitled", B_DOCUMENT_WINDOW, B_ASYNCHRONOUS_CONTROLS),
+	fFindWindow(NULL), fReplaceWindow(NULL)
 {
 	_InitWindow(encoding);
 	BString unTitled(B_TRANSLATE("Untitled "));
@@ -95,7 +96,8 @@ StyledEditWindow::StyledEditWindow(BRect frame, int32 id, uint32 encoding)
 
 
 StyledEditWindow::StyledEditWindow(BRect frame, entry_ref* ref, uint32 encoding)
-	: BWindow(frame, "untitled", B_DOCUMENT_WINDOW, B_ASYNCHRONOUS_CONTROLS)
+	: BWindow(frame, "untitled", B_DOCUMENT_WINDOW, B_ASYNCHRONOUS_CONTROLS),
+	fFindWindow(NULL), fReplaceWindow(NULL)
 {
 	_InitWindow(encoding);
 	OpenFile(ref);
@@ -236,10 +238,20 @@ StyledEditWindow::MessageReceived(BMessage* message)
 			break;
 		case MENU_FIND:
 		{
-			BRect findWindowFrame(100, 100, 400, 235);
+			if (fFindWindow == NULL) {
-			BWindow* window = new FindWindow(findWindowFrame, this,
+				BRect findWindowFrame(Frame());
+				findWindowFrame.InsetBy(
+					(findWindowFrame.Width() - 400) / 2,
+					(findWindowFrame.Height() - 235) / 2);
+
+				fFindWindow = new FindWindow(findWindowFrame, this,
 					&fStringToFind, fCaseSensitive, fWrapAround, fBackSearch);
-			window->Show();
+				fFindWindow->Show();
+
+			} else if (fFindWindow->IsHidden())
+				fFindWindow->Show();
+			else
+				fFindWindow->Activate();
 			break;
 		}
 		case MSG_SEARCH:
@@ -259,11 +271,21 @@ StyledEditWindow::MessageReceived(BMessage* message)
 			break;
 		case MENU_REPLACE:
 		{
-			BRect replaceWindowFrame(100, 100, 400, 284);
+			if (fReplaceWindow == NULL) {
-			BWindow* window = new ReplaceWindow(replaceWindowFrame, this,
+				BRect replaceWindowFrame(Frame());
-				&fStringToFind, &fReplaceString, fCaseSensitive, fWrapAround,
+				replaceWindowFrame.InsetBy(
-				fBackSearch);
+					(replaceWindowFrame.Width() - 400) / 2,
-			window->Show();
+					(replaceWindowFrame.Height() - 284) / 2);
+
+				fReplaceWindow = new ReplaceWindow(replaceWindowFrame, this,
+					&fStringToFind, &fReplaceString, fCaseSensitive,
+					fWrapAround, fBackSearch);
+				fReplaceWindow->Show();
+
+			} else if (fReplaceWindow->IsHidden())
+				fReplaceWindow->Show();
+			else
+				fReplaceWindow->Activate();
 			break;
 		}
 		case MSG_REPLACE:

src/apps/stylededit/StyledEditWindow.h

@@ -171,6 +171,9 @@ private:
 			node_ref			fNodeRef;
 			node_ref			fFolderNodeRef;
 			bool				fNagOnNodeChange;
+
+			BWindow*			fFindWindow;
+			BWindow*			fReplaceWindow;
 };