CtrlLib: SuggestCtrl

git-svn-id: svn://ultimatepp.org/upp/trunk@7378 f0d560ea-af0d-0410-9eb7-867de7ffcac7

uppsrc/CtrlLib/CtrlLib.h

@@ -44,6 +44,7 @@ class Bar;
 #include <CtrlLib/SliderCtrl.h>
 #include <CtrlLib/ColumnList.h>
 #include <CtrlLib/DateTimeCtrl.h>
+#include <CtrlLib/SuggestCtrl.h>
 
 #define  LAYOUTFILE <CtrlLib/Ctrl.lay>
 #include <CtrlCore/lay.h>

uppsrc/CtrlLib/CtrlLib.upp

@@ -55,6 +55,8 @@ file
 	Help.cpp,
 	DateTimeCtrl.h,
 	DateTimeCtrl.cpp,
+	SuggestCtrl.h,
+	SuggestCtrl.cpp,
 	Bar readonly separator,
 	Bar.h,
 	Bar.cpp,

uppsrc/CtrlLib/SuggestCtrl.cpp

@@ -0,0 +1,154 @@
+#include "CtrlLib.h"
+
+NAMESPACE_UPP
+
+void SuggestCtrl::CancelMode()
+{
+	Cancel();
+}
+
+int SuggestCtrl::IsDelimiter(int c)
+{
+	if(delimiter_filter)
+		c = (*delimiter_filter)(c);
+	if(delimiter_char && delimiter_char != c)
+		c = 0;
+	return c;
+}
+
+WString SuggestCtrl::CF(const WString& src)
+{
+	return compare_filter ? UPP::Filter(src, compare_filter) : src;
+}
+
+WString SuggestCtrl::ReadLast(int& h)
+{
+	int l;
+	GetSelection(l, h);
+	if(l != h)
+		return Null;
+	WString text = GetText();
+	WString x;
+	while(--l >= 0 && !IsDelimiter(text[l])) {
+		h = l;
+		x.Insert(0, text[l]);
+	}
+	return Upp::TrimLeft(x);
+}
+
+void SuggestCtrl::Select()
+{
+	if(list.IsCursor()) {
+		int h;
+		WString x = ReadLast(h);
+		int q;
+		if(GetSelection(q, q))
+			return;
+		Remove(h, q - h);
+		x = list.GetKey();
+		Insert(h, x);
+		h += x.GetCount();
+		SetSelection(h, h);
+		Cancel();
+		Action();
+	}
+}
+
+bool SuggestCtrl::Key(dword key, int count)
+{
+	if(list.IsOpen()) {
+		if(key == K_UP || key == K_PAGEUP || key == K_CTRL_PAGEDOWN)
+			if(list.IsCursor())
+				return list.Key(key, count);
+			else {
+				list.GoEnd();
+				return true;
+			}
+		if(key == K_DOWN || key == K_PAGEDOWN || key == K_CTRL_PAGEUP)
+			if(list.IsCursor())
+				return list.Key(key, count);
+			else {
+				list.GoBegin();
+				return true;
+			}
+	}
+	if(key == K_ENTER && list.IsOpen() && list.IsCursor()) {
+		Select();
+		return true;
+	}
+	if(key == K_ESCAPE && list.IsOpen()) {
+		Close();
+		return true;
+	}
+	int cc = IsDelimiter(key);
+	if(cc)
+		key = cc;
+	if(EditString::Key(key, count)) {
+		if(key >= 32 && key < 65536 || key == K_BACKSPACE || key == K_CTRL_SPACE) {
+			int h;
+			WString x = CF(ReadLast(h));
+			list.Clear();
+			for(int i = 0; i < data.GetCount(); i++)
+				if(CF(data[i]).Find(x) >= 0)
+					list.Add(data[i]);
+			if(list.GetCount() == 0) {
+				Cancel();
+				return true;
+			}
+			Rect cr = GetCaretRect(h) + GetScreenView().TopLeft();
+			Rect wr = GetWorkArea();
+			int c = droplines * Draw::GetStdFontCy();
+			Rect r(cr.BottomLeft(), Size(c, c));
+			r.SetSize(c, c);
+			if(r.bottom > wr.bottom) {
+				r.top = cr.top - c;
+				r.bottom = r.top + c;
+			}
+			if(r.right > wr.right) {
+				r.left = cr.left - c;
+				r.right = r.left + c;
+			}
+			list.SetRect(r);
+			if(!list.IsOpen()) 
+				list.Ctrl::PopUp(GetParent(), false, false, true);
+		}
+		else
+			Cancel();
+		return true;
+	}
+	return false;
+}
+
+void SuggestCtrl::Cancel()
+{
+	if(list.IsOpen())
+		list.Close();
+}
+
+void SuggestCtrl::LostFocus()
+{
+	EditField::LostFocus();
+	Cancel();	
+}
+
+void SuggestCtrl::GotFocus()
+{
+	EditField::GotFocus();
+	Move(GetLength());
+}
+
+SuggestCtrl::SuggestCtrl()
+{
+	list.AddColumn();
+	list.NoHeader().NoGrid();
+	list.SetFrame(BlackFrame());
+	list.MouseMoveCursor();
+	list.WhenLeftClick = THISBACK(Select);
+	list.NoWantFocus();
+	delimiter_char = 0;
+	delimiter_filter = NULL;
+	droplines = 16;
+	compare_filter = NULL;
+}
+
+END_UPP_NAMESPACE

uppsrc/CtrlLib/SuggestCtrl.h

@@ -0,0 +1,36 @@
+class SuggestCtrl : public EditString {
+	virtual bool  Key(dword key, int count);
+	virtual void  CancelMode();
+	virtual void  LostFocus();
+	virtual void  GotFocus();
+
+private:
+	Vector<WString> data;
+	ArrayCtrl       list;
+	int             droplines;
+	int             delimiter_char;
+	int           (*delimiter_filter)(int c);
+	int           (*compare_filter)(int c);
+
+	void            Cancel();
+	void            Select();
+	WString         ReadLast(int& h);
+	int             IsDelimiter(int c);
+	WString         CF(const WString& src);
+
+	typedef SuggestCtrl CLASSNAME;
+
+public:
+	void ClearList()                                  { data.Clear(); }
+	void Add(const WString& s)                        { data.Add(s); }
+	void Add(const String& s)                         { data.Add(s.ToWString()); }
+
+	void Pick(Vector<WString> rval_ list)             { data = pick(list); }
+	
+	SuggestCtrl& SetDropLines(int n)                  { droplines = n; return *this; }
+	SuggestCtrl& Delimiter(int chr)                   { delimiter_char = chr; return *this; }
+	SuggestCtrl& Delimiter(int (*filter)(int c))      { delimiter_filter = filter; return *this; }
+	SuggestCtrl& CompareFilter(int (*filter)(int c))  { compare_filter = filter; return *this; }
+		
+	SuggestCtrl();
+};

uppsrc/plugin/jpg/init

@@ -1,7 +1,7 @@
 #ifndef _plugin_jpg_icpp_init_stub
 #define _plugin_jpg_icpp_init_stub
 #include "Draw/init"
-#define BLITZ_INDEX__ Fd014d588c5c3282b5385cf46a1e5c56c
+#define BLITZ_INDEX__ F227b3ee1134af92a2493f791a66e2afe
 #include "jpgreg.icpp"
 #undef BLITZ_INDEX__
 #endif