Extract cut/copy/delete lines logic from SubtitlesGrid

aegisub/src/command/edit.cpp

@@ -484,6 +484,71 @@ struct edit_find_replace : public Command {
 	}
 };
 
+static void copy_lines(agi::Context *c) {
+	wxString data;
+	SubtitleSelection sel = c->selectionController->GetSelectedSet();
+	for (entryIter it = c->ass->Line.begin(); it != c->ass->Line.end(); ++it) {
+		AssDialogue *diag = dynamic_cast<AssDialogue*>(*it);
+		if (diag && sel.count(diag)) {
+			if (!data.empty())
+				data += "\r\n";
+			data += diag->GetEntryData();
+		}
+	}
+
+	if (wxTheClipboard->Open()) {
+		wxTheClipboard->SetData(new wxTextDataObject(data));
+		wxTheClipboard->Close();
+	}
+}
+
+static void delete_lines(agi::Context *c, wxString const& commit_message) {
+	AssDialogue *active = c->selectionController->GetActiveLine();
+	SubtitleSelection sel = c->selectionController->GetSelectedSet();
+
+	// Find a line near the active line not being deleted to make the new active line
+	AssDialogue *new_active = 0;
+	bool hit_active = false;
+
+	for (entryIter it = c->ass->Line.begin(); it != c->ass->Line.end(); ++it) {
+		AssDialogue *diag = dynamic_cast<AssDialogue*>(*it);
+		if (!diag) continue;
+
+		if (diag == active) {
+			hit_active = true;
+			if (new_active) break;
+		}
+
+		if (!sel.count(diag)) {
+			new_active = diag;
+			if (hit_active) break;
+		}
+	}
+
+	// Delete selected lines
+	for (entryIter it = c->ass->Line.begin(); it != c->ass->Line.end(); ) {
+		if (sel.count(static_cast<AssDialogue*>(*it))) {
+			delete *it;
+			c->ass->Line.erase(it++);
+		}
+		else
+			++it;
+	}
+
+	// If we didn't get a new active line then we just deleted all the dialogue
+	// lines, so make a new one
+	if (!new_active) {
+		new_active = new AssDialogue;
+		c->ass->InsertDialogue(new_active);
+	}
+
+	c->ass->Commit(commit_message, AssFile::COMMIT_DIAG_ADDREM);
+
+	sel.clear();
+	sel.insert(new_active);
+	c->selectionController->SetSelectionAndActive(sel, new_active);
+}
+
 /// Copy subtitles.
 struct edit_line_copy : public validate_sel_nonempty {
 	CMD_NAME("edit/line/copy")
@@ -501,12 +566,12 @@ struct edit_line_copy : public validate_sel_nonempty {
 
 		if (wxTextEntryBase *ctrl = dynamic_cast<wxTextEntryBase*>(c->parent->FindFocus()))
 			ctrl->Copy();
-		else
-			c->subsGrid->CopyLines(c->subsGrid->GetSelection());
+		else {
+			copy_lines(c);
+		}
 	}
 };
 
-
 /// Cut subtitles.
 struct edit_line_cut: public validate_sel_nonempty {
 	CMD_NAME("edit/line/cut")
@@ -517,12 +582,13 @@ struct edit_line_cut: public validate_sel_nonempty {
 	void operator()(agi::Context *c) {
 		if (wxTextEntryBase *ctrl = dynamic_cast<wxTextEntryBase*>(c->parent->FindFocus()))
 			ctrl->Cut();
-		else
-			c->subsGrid->CutLines(c->subsGrid->GetSelection());
+		else {
+			copy_lines(c);
+			delete_lines(c, _("cut lines"));
+		}
 	}
 };
 
-
 /// Delete currently selected lines.
 struct edit_line_delete : public validate_sel_nonempty {
 	CMD_NAME("edit/line/delete")
@@ -531,7 +597,7 @@ struct edit_line_delete : public validate_sel_nonempty {
 	STR_HELP("Delete currently selected lines")
 
 	void operator()(agi::Context *c) {
-		c->subsGrid->DeleteLines(c->subsGrid->GetSelection());
+		delete_lines(c, _("delete lines"));
 	}
 };
 

aegisub/src/frame_main.cpp

@@ -377,7 +377,7 @@ void FrameMain::InitContents() {
 	wxPanel *Panel = new wxPanel(this,-1,wxDefaultPosition,wxDefaultSize,wxTAB_TRAVERSAL | wxCLIP_CHILDREN);
 
 	StartupLog("Create subtitles grid");
-	context->subsGrid = SubsGrid = new SubtitlesGrid(Panel,context.get(),wxSize(600,100),wxWANTS_CHARS | wxSUNKEN_BORDER,"Subs grid");
+	context->subsGrid = SubsGrid = new SubtitlesGrid(Panel, context.get());
 	context->selectionController = context->subsGrid;
 	Search.context = context.get();
 

aegisub/src/subs_grid.cpp

@@ -56,8 +56,8 @@
 #include "utils.h"
 #include "video_context.h"
 
-SubtitlesGrid::SubtitlesGrid(wxWindow *parent, agi::Context *context,  const wxSize& size, long style, const wxString& name)
-: BaseGrid(parent,context,size,style,name)
+SubtitlesGrid::SubtitlesGrid(wxWindow *parent, agi::Context *context)
+: BaseGrid(parent, context, wxDefaultSize, wxWANTS_CHARS | wxSUNKEN_BORDER)
 {
 }
 
@@ -161,86 +161,6 @@ void SubtitlesGrid::RecombineLines() {
 	context->ass->Commit(_("combining"), AssFile::COMMIT_DIAG_ADDREM | AssFile::COMMIT_DIAG_FULL);
 }
 
-/// @brief Insert a line
-/// @param line
-/// @param n
-/// @param after
-/// @param update
-void SubtitlesGrid::InsertLine(AssDialogue *line,int n,bool after,bool update) {
-	AssDialogue *rel_line = GetDialogue(n);
-	entryIter pos = std::find(context->ass->Line.begin(), context->ass->Line.end(), rel_line);
-	if (after) ++pos;
-
-	context->ass->Line.insert(pos,line);
-
-	// Update
-	if (update) {
-		context->ass->Commit(_("line insertion"), AssFile::COMMIT_DIAG_ADDREM);
-	}
-	else {
-		UpdateMaps();
-	}
-}
-
-void SubtitlesGrid::CopyLines(wxArrayInt target) {
-	// Prepare text
-	wxString data;
-	AssDialogue *cur;
-	int nrows = target.Count();
-	bool first = true;
-	for (int i=0;i<nrows;i++) {
-		if (!first) data += "\r\n";
-		first = false;
-		cur = GetDialogue(target[i]);
-		data += cur->GetEntryData();
-	}
-
-	// Send to clipboard
-	if (wxTheClipboard->Open()) {
-		wxTheClipboard->SetData(new wxTextDataObject(data));
-		wxTheClipboard->Close();
-	}
-}
-
-void SubtitlesGrid::CutLines(wxArrayInt target) {
-	BeginBatch();
-	CopyLines(target);
-	DeleteLines(target);
-	EndBatch();
-}
-
-void SubtitlesGrid::DeleteLines(wxArrayInt target, bool flagModified) {
-	entryIter before_first = std::find_if(context->ass->Line.begin(), context->ass->Line.end(), cast<AssDialogue*>()); --before_first;
-
-	int row = -1;
-	size_t deleted = 0;
-	for (entryIter cur = context->ass->Line.begin(); cur != context->ass->Line.end();) {
-		if (dynamic_cast<AssDialogue*>(*cur) && ++row == target[deleted]) {
-			delete *cur;
-			cur = context->ass->Line.erase(cur);
-			++deleted;
-			if (deleted == target.size()) break;
-		}
-		else {
-			++cur;
-		}
-	}
-
-	// Add default line if file was wiped
-	if ((size_t)GetRows() == deleted) {
-		AssDialogue *def = new AssDialogue;
-		++before_first;
-		context->ass->Line.insert(before_first, def);
-	}
-
-	if (flagModified) {
-		context->ass->Commit(_("delete"), AssFile::COMMIT_DIAG_ADDREM);
-	}
-	else {
-		UpdateMaps();
-	}
-}
-
 void SubtitlesGrid::AdjoinLines(int n1,int n2,bool setStart) {
 	if (n1 == n2) {
 		if (setStart) {

aegisub/src/subs_grid.h

@@ -50,7 +50,7 @@
 /// DOCME
 class SubtitlesGrid: public BaseGrid {
 public:
-	SubtitlesGrid(wxWindow *parent, agi::Context *context, const wxSize& size = wxDefaultSize, long style = wxWANTS_CHARS, const wxString& name = wxPanelNameStr);
+	SubtitlesGrid(wxWindow *parent, agi::Context *context);
 
 	/// @brief Adjoins selected lines, setting each line's start time to the previous line's end time
 	/// @param n1       First line to adjoin
@@ -58,19 +58,6 @@ public:
 	/// @param setStart Set the start times (rather than end times)
 	void AdjoinLines(int first,int last,bool setStart);
 
-	void InsertLine(AssDialogue *line,int position,bool insertAfter,bool update=true);
-	/// @brief Delete selected lines
-	/// @param target       Lines to delete
-	/// @param flagModified Commit the file afterwards
-	void DeleteLines(wxArrayInt lines, bool flagModified=true);
-
-	/// @brief Copy to clipboard
-	/// @param target Lines to copy
-	void CopyLines(wxArrayInt lines);
-	/// @brief Cut to clipboard
-	/// @param target Lines to cut
-	void CutLines(wxArrayInt lines);
-
 	void RecombineLines();
 
 	/// Retrieve a list of selected lines in the actual ASS file (i.e. not as displayed in the grid but as represented in the file)