Add option to use bolder folding markers in the margin

locales/en.catkeys

@@ -1,4 +1,4 @@
-1	English	x-vnd.KapiX-Koder	3292494141
+1	English	x-vnd.KapiX-Koder	4243475505
 Something wrong has happened while opening the configuration file. Your personal settings will not be %s%.	Preferences		Something wrong has happened while opening the configuration file. Your personal settings will not be %s%.
 Access denied	EditorWindow		Access denied
 Line endings	EditorWindow		Line endings
@@ -156,6 +156,7 @@ Unix format	EditorWindow		Unix format
 Open Terminal	EditorStatusView		Open Terminal
 File modified	EditorWindow		File modified
 Highlight braces	AppPreferencesWindow		Highlight braces
+Show bold folding markers	AppPreferencesWindow		Show bold folding markers
 Save selected	QuitAlert		Save selected
 Max. characters per line:	AppPreferencesWindow		Max. characters per line:
 Use block cursor	AppPreferencesWindow		Use block cursor

src/editor/Editor.cpp

@@ -31,6 +31,7 @@ Editor::Editor()
 	fFoldMarginEnabled(false),
 	fBookmarkMarginEnabled(false),
 	fBracesHighlightingEnabled(false),
+	fBoldFoldMarkersEnabled(false),
 	fTrailingWSHighlightingEnabled(false),
 	fType(""),
 	fReadOnly(false)
@@ -478,7 +479,7 @@ Editor::SetFoldMarginEnabled(bool enabled)
 	fFoldMarginEnabled = enabled;
 	const int foldEnabled = SendMessage(SCI_GETPROPERTYINT, (uptr_t) "fold", 0);
 	const int32 fontSize = SendMessage(SCI_STYLEGETSIZE, 32);
-	const int32 foldWidth = foldEnabled && enabled ? fontSize * 0.95 : 0;
+	const int32 foldWidth = foldEnabled && enabled ? fontSize * (fBoldFoldMarkersEnabled ? 1.25 : 0.95) : 0;
 	SendMessage(SCI_SETMARGINWIDTHN, Margin::FOLD, foldWidth);
 }
 
@@ -501,6 +502,30 @@ Editor::SetBracesHighlightingEnabled(bool enabled)
 }
 
 
+void
+Editor::SetBoldFoldMarkersEnabled(bool enabled)
+{
+	if(fBoldFoldMarkersEnabled == enabled) {
+		// no changes needed
+		return;
+	}
+
+	const int32 strokeWidth = enabled ? 300 : 100;
+	SendMessage(SCI_MARKERSETSTROKEWIDTH, SC_MARKNUM_FOLDER, strokeWidth);
+	SendMessage(SCI_MARKERSETSTROKEWIDTH, SC_MARKNUM_FOLDEROPEN, strokeWidth);
+	SendMessage(SCI_MARKERSETSTROKEWIDTH, SC_MARKNUM_FOLDEREND, strokeWidth);
+	SendMessage(SCI_MARKERSETSTROKEWIDTH, SC_MARKNUM_FOLDERMIDTAIL, strokeWidth);
+	SendMessage(SCI_MARKERSETSTROKEWIDTH, SC_MARKNUM_FOLDEROPENMID, strokeWidth);
+	SendMessage(SCI_MARKERSETSTROKEWIDTH, SC_MARKNUM_FOLDEROPEN, strokeWidth);
+	SendMessage(SCI_MARKERSETSTROKEWIDTH, SC_MARKNUM_FOLDERSUB, strokeWidth);
+	SendMessage(SCI_MARKERSETSTROKEWIDTH, SC_MARKNUM_FOLDERTAIL, strokeWidth);
+
+	fBoldFoldMarkersEnabled = enabled;
+	// reset our margin width
+	SetFoldMarginEnabled(fFoldMarginEnabled);
+}
+
+
 void
 Editor::SetTrailingWSHighlightingEnabled(bool enabled)
 {

src/editor/Editor.h

@@ -90,6 +90,7 @@ class Editor : public BScintillaView {
 	void				SetFoldMarginEnabled(bool enabled);
 	void				SetBookmarkMarginEnabled(bool enabled);
 	void				SetBracesHighlightingEnabled(bool enabled);
+	void				SetBoldFoldMarkersEnabled(bool enabled);
 	void				SetTrailingWSHighlightingEnabled(bool enabled);
 
 	std::string			SelectionText();
@@ -124,6 +125,7 @@ class Editor : public BScintillaView {
 	bool				fFoldMarginEnabled;
 	bool				fBookmarkMarginEnabled;
 	bool				fBracesHighlightingEnabled;
+	bool				fBoldFoldMarkersEnabled;
 	bool				fTrailingWSHighlightingEnabled;
 
 	// needed for StatusView

src/editor/EditorWindow.cpp

@@ -1219,6 +1219,7 @@ EditorWindow::_SyncWithPreferences()
 		fEditor->SetBookmarkMarginEnabled(fPreferences->fBookmarkMargin);
 		fEditor->SetBracesHighlightingEnabled(
 			fPreferences->fBracesHighlighting);
+		fEditor->SetBoldFoldMarkersEnabled(fPreferences->fBoldFoldMarkers);
 		fEditor->SetTrailingWSHighlightingEnabled(
 			fPreferences->fHighlightTrailingWhitespace);
 

src/preferences/AppPreferencesWindow.cpp

@@ -160,6 +160,10 @@ AppPreferencesWindow::MessageReceived(BMessage* message)
 			fPreferences->fUseBlockCursor = IsChecked(fBlockCursorCB);
 			_PreferencesModified();
 		} break;
+		case Actions::BOLD_FOLD_MARKERS: {
+			fPreferences->fBoldFoldMarkers = IsChecked(fBoldFoldMarkersCB);
+			_PreferencesModified();
+		} break;
 		case Actions::EDITOR_STYLE: {
 			fPreferences->fStyle = message->GetString("style", "default");
 			_PreferencesModified();
@@ -335,6 +339,7 @@ AppPreferencesWindow::_InitInterface()
 
 	fBracesHighlightingCB = new BCheckBox("bracesHighlighting", B_TRANSLATE("Highlight braces"), new BMessage((uint32) Actions::BRACES_HIGHLIGHTING));
 	fBlockCursorCB = new BCheckBox("blockCursor", B_TRANSLATE("Use block cursor"), new BMessage((uint32) Actions::BLOCK_CURSOR));
+	fBoldFoldMarkersCB = new BCheckBox("boldFoldMarkers", B_TRANSLATE("Show bold folding markers"), new BMessage((uint32) Actions::BOLD_FOLD_MARKERS));
 
 	fEditorStyleMenu = new BPopUpMenu("style");
 	fEditorStyleMF = new BMenuField("style", B_TRANSLATE("Style"), fEditorStyleMenu);
@@ -374,6 +379,7 @@ AppPreferencesWindow::_InitInterface()
 		.Add(fFullPathInTitleCB)
 		.Add(fBracesHighlightingCB)
 		.Add(fBlockCursorCB)
+		.Add(fBoldFoldMarkersCB)
 		.Add(fToolbarBox)
 		.AddStrut(B_USE_HALF_ITEM_SPACING)
 		.Add(fLineLimitBox)
@@ -479,6 +485,7 @@ AppPreferencesWindow::_SyncPreferences(Preferences* preferences)
 
 	SetChecked(fBracesHighlightingCB, preferences->fBracesHighlighting);
 	SetChecked(fBlockCursorCB, preferences->fUseBlockCursor);
+	SetChecked(fBoldFoldMarkersCB, preferences->fBoldFoldMarkers);
 	SetChecked(fAttachNewWindowsCB, preferences->fOpenWindowsInStack);
 	SetChecked(fHighlightTrailingWSCB, preferences->fHighlightTrailingWhitespace);
 	SetChecked(fTrimTrailingWSOnSaveCB, preferences->fTrimTrailingWhitespaceOnSave);

src/preferences/AppPreferencesWindow.h

@@ -43,6 +43,7 @@ class AppPreferencesWindow : public BWindow {
 		TOOLBAR_ICON_SIZE		= 'tlis',
 		FULL_PATH_IN_TITLE		= 'fpit',
 		BLOCK_CURSOR			= 'bloc',
+		BOLD_FOLD_MARKERS		= 'bfld',
 		TABS_TO_SPACES			= 'ttsp',
 		TAB_WIDTH				= 'tbwd',
 		LINE_HIGHLIGHTING		= 'lhlt',
@@ -136,6 +137,7 @@ class AppPreferencesWindow : public BWindow {
 
 	BCheckBox*		fBracesHighlightingCB;
 	BCheckBox*		fBlockCursorCB;
+	BCheckBox*		fBoldFoldMarkersCB;
 
 	BPopUpMenu*		fEditorStyleMenu;
 	BMenuField*		fEditorStyleMF;

src/preferences/Preferences.cpp

@@ -91,6 +91,7 @@ Preferences::Load(const char* filename)
 	fLineHighlighting = storage.GetBool("lineHighlighting", true);
 	fLineHighlightingMode = storage.GetUInt8("lineHighlightingMode", 0);
 	fLineNumbers = storage.GetBool("lineNumbers", true);
+	fBoldFoldMarkers = storage.GetBool("boldFoldMarkers", false);
 	fFoldMargin = storage.GetBool("foldMargin", true);
 	fBookmarkMargin = storage.GetBool("bookmarkMargin", true);
 	fIndentGuidesShow = storage.GetBool("indentGuidesShow", true);
@@ -135,6 +136,7 @@ Preferences::Save(const char* filename)
 	storage.AddBool("lineHighlighting", fLineHighlighting);
 	storage.AddUInt8("lineHighlightingMode", fLineHighlightingMode);
 	storage.AddBool("lineNumbers", fLineNumbers);
+	storage.AddBool("boldFoldMarkers", fBoldFoldMarkers);
 	storage.AddBool("foldMargin", fFoldMargin);
 	storage.AddBool("bookmarkMargin", fBookmarkMargin);
 	storage.AddBool("whiteSpaceVisible", fWhiteSpaceVisible);
@@ -179,6 +181,7 @@ Preferences::operator =(Preferences& p)
 	fLineHighlighting = p.fLineHighlighting;
 	fLineHighlightingMode = p.fLineHighlightingMode;
 	fLineNumbers = p.fLineNumbers;
+	fBoldFoldMarkers = p.fBoldFoldMarkers;
 	fFoldMargin = p.fFoldMargin;
 	fBookmarkMargin = p.fBookmarkMargin;
 	fEOLVisible = p.fEOLVisible;

src/preferences/Preferences.h

@@ -37,6 +37,7 @@ class Preferences {
 	uint8			fLineHighlightingMode;
 	bool			fLineNumbers;
 	bool			fFoldMargin;
+	bool			fBoldFoldMarkers;
 	bool			fBookmarkMargin;
 	bool			fEOLVisible;
 	bool			fWhiteSpaceVisible;