TextDiffCtrl: Now supports selection & copy #171

git-svn-id: svn://ultimatepp.org/upp/trunk@6946 f0d560ea-af0d-0410-9eb7-867de7ffcac7

uppsrc/Core/LocalProcess.h

@@ -67,7 +67,7 @@ public:
 #endif
 
 #ifdef PLATFORM_WIN32
-	int  GetProcessHandle()  const                                    { return hProcess; }
+	HANDLE  GetProcessHandle()  const                                    { return hProcess; }
 #endif
 		
 	LocalProcess& ConvertCharset(bool b = true)                       { convertcharset = b; return *this; }

uppsrc/TextDiffCtrl/TextCtrl.cpp

@@ -21,6 +21,23 @@ TextCompareCtrl::TextCompareCtrl()
 	gutter_width = 0;
 	gutter_bg = Color(151, 190, 239);
 	gutter_fg = SGreen;
+	cursor = anchor = Null;
+}
+
+void TextCompareCtrl::DoSelection(int y, bool shift)
+{
+	int ii = scroll.Get().y + y / letter.cy;
+	if(ii >= 0 && ii < lines.GetCount()) {
+		int i = lines[ii].number;
+		if(!IsNull(i)) {
+			if(shift)
+				cursor = i;
+			else
+				cursor = anchor = i;
+			Refresh();
+			scroll.ScrollIntoY(i);
+		}
+	}
 }
 
 void TextCompareCtrl::LeftDown(Point pt, dword keyflags)
@@ -33,21 +50,51 @@ void TextCompareCtrl::LeftDown(Point pt, dword keyflags)
 		int page_lines = sz.cy / letter.cy;
 		scroll.SetY(line - page_lines / 2);
 	}
+	else {
+		DoSelection(pt.y, keyflags & K_SHIFT);
+		SetCapture();
+	}
 	SetWantFocus();
 }
 
+void TextCompareCtrl::MouseMove(Point pt, dword)
+{
+	if(HasCapture())
+		DoSelection(pt.y, true);
+}
+
 void TextCompareCtrl::LeftUp(Point pt, dword keyflags)
 {
 	ReleaseCapture();
 }
 
-void TextCompareCtrl::MouseMove(Point pt, dword keyflags)
+void TextCompareCtrl::Copy()
 {
-	if(HasCapture()) {
-		LeftDown(pt, keyflags);
+	int sell, selh;
+	if(GetSelection(sell, selh)) {
+		String clip;
+		for(int i = 0; i < lines.GetCount(); i++) {
+			const Line& l = lines[i];
+			if(l.number >= sell && l.number <= selh) {
+				clip << l.text;
+			#ifdef PLATFORM_WIN32
+				clip << "\r\n";
+			#else
+				clip << "\n";
+			#endif
+			}
+		}
+		ClearClipboard();
+		AppendClipboardText(clip);
 	}
 }
 
+void TextCompareCtrl::RightDown(Point p, dword keyflags)
+{
+	MenuBar b;
+	b.Add(cursor != anchor, t_("Copy"), CtrlImg::copy(), THISBACK(Copy)).Key(K_CTRL_C);
+	b.Execute();
+}
 
 bool TextCompareCtrl::Key(dword key, int repcnt)
 {
@@ -65,6 +112,9 @@ bool TextCompareCtrl::Key(dword key, int repcnt)
 		case K_END:        newpos.x = maxwidth - page.x; break;
 		case K_CTRL_HOME:  newpos.y = 0; break;
 		case K_CTRL_END:   newpos.y = lines.GetCount() - page.y; break;
+		case K_CTRL_C:
+			Copy();
+			break;
 		case K_F3: {
 			bool found = false;
 			int i = max(pos.y + 2, 0);
@@ -153,11 +203,19 @@ void TextCompareCtrl::Paint(Draw& draw)
 			draw.DrawText(0, y + number_yshift, FormatInt(l.number), number_font, l.color);
 	}
 	draw.Clip(number_width, 0, sz.cx - gutter_width - number_width, sz.cy);
+	int sell, selh;
+	GetSelection(sell, selh);
 	for(int i = first_line; i <= last_line; i++) {
 		const Line& l = lines[i];
 		int y = i * letter.cy - offset.cy;
-		draw.DrawRect(0, y, sz.cx, letter.cy, SWhite());
-		draw.DrawText(number_width - offset.cx, y, ExpandTabs(l.text), l.level == 1 ? ifont : font, l.color);
+		Color ink = l.color;
+		Color paper = SColorPaper();
+		if(!IsNull(l.number) && l.number >= sell && l.number <= selh) {
+			ink = SColorHighlightText;
+			paper = SColorHighlight;
+		}
+		draw.DrawRect(0, y, sz.cx, letter.cy, paper);
+		draw.DrawText(number_width - offset.cx, y, ExpandTabs(l.text), l.level == 1 ? ifont : font, ink);
 	}
 	int lcy = lcnt * letter.cy - offset.cy;
 	draw.DrawRect(0, lcy, sz.cx, sz.cy - lcy, SGray());
@@ -258,6 +316,17 @@ int TextCompareCtrl::MeasureLength(const char *text) const
 	return pos;
 }
 
+bool TextCompareCtrl::GetSelection(int& l, int& h)
+{
+	if(IsNull(cursor)) {
+		l = h = -1;
+		return false;
+	}
+	l = min(cursor, anchor);
+	h = max(cursor, anchor);
+	return true;
+}
+
 String TextCompareCtrl::ExpandTabs(const char *text) const
 {
 	String out;

uppsrc/TextDiffCtrl/TextDiffCtrl.h

@@ -32,6 +32,7 @@ public:
 	virtual void   MouseMove(Point pt, dword keyflags);
 	virtual void   LeftDown(Point pt, dword keyflags);
 	virtual void   LeftUp(Point pt, dword keyflags);
+	virtual void   RightDown(Point p, dword keyflags);
 	virtual bool   Key(dword key, int repcnt);
 
 private:
@@ -40,6 +41,9 @@ private:
 	void           UpdateWidth();
 	String         ExpandTabs(const char *line) const;
 	int            MeasureLength(const char *line) const;
+	bool           GetSelection(int& l, int& h);
+	void           DoSelection(int y, bool shift);
+	void           Copy();
 
 private:
 	struct Line {
@@ -62,6 +66,8 @@ private:
 	int            number_width;
 	int            number_yshift;
 	int            gutter_width;
+	int            cursor;
+	int            anchor;
 
 	typedef TextCompareCtrl CLASSNAME;
 
@@ -99,6 +105,9 @@ public:
 	int            GetSb() const { return scroll.Get().y; }
 	void           SetSb(int y)  { scroll.Set(0, y); }
 	
+	void           ClearSelection()           { cursor = Null; Refresh(); }
+	void           SetSelection(int l, int h) { cursor = l; anchor = h; }
+
 	Callback       ScrollWhen(TextCompareCtrl& pair) { return THISBACK1(PairScroll, &pair); }
 
 	TextCompareCtrl();

uppsrc/ide/Debuggers/Gdb_MI2.cpp

@@ -168,9 +168,9 @@ bool Gdb_MI2::InterruptDebugger(void)
 }
 #endif
 
-#ifdef PLATFORM_POSIX
 void Gdb_MI2::AsyncBrk()
 {
+#ifdef PLATFORM_POSIX
 	// data must be refreshed
 	dataSynced = false;
 	
@@ -187,8 +187,8 @@ void Gdb_MI2::AsyncBrk()
 		if(stopped)
 			break;
 	}
-}
 #endif
+}
 
 void Gdb_MI2::Stop()
 {