private static void IMEControl_GetCompExtEvent(refRECT rect)
{
ITextBox textBox_ = Game1.keyboardDispatcher.Subscriber as ITextBox;
TextBox textBox = Game1.keyboardDispatcher.Subscriber as TextBox;
if (textBox == null)
{
return;
}
Vector2 vector2 = textBox.Font.MeasureString(comp.text);
if (textBox_ != null)
{
Acp acp = textBox_.GetSelection();
RECT CompExt = textBox_.GetTextExt(new Acp(0, acp.Start));
rect.left = CompExt.right;
rect.top = CompExt.top;
}
else if (textBox != null)//without ITextBox interface
{
int strLen = textBox is ChatTextBox ? (int)(textBox as ChatTextBox).currentWidth : (int)textBox.Font.MeasureString(textBox.Text).X;
int xOffset = textBox.X + strLen + (textBox is ChatTextBox ? 12 : 16);
//if without textbox, we can only insert at end
rect.left = xOffset;
rect.top = textBox.Y + (textBox is ChatTextBox ? 12 : 8);
}
rect.right = rect.left + (int)vector2.X;
rect.bottom = rect.top + 32;
}
public void Draw(SpriteBatch spriteBatch)
{
//cache text, in case change by ime
string compStr = text;
int curSel = Math.Min(compStr.Length, caret);
ITextBox textBox_ = Game1.keyboardDispatcher.Subscriber as ITextBox;
TextBox textBox = Game1.keyboardDispatcher.Subscriber as TextBox;
if (compStr.Length > 0 && textBox != null)
{
bool isTextBox = !(textBox is ChatTextBox);
int xOffset = isTextBox ? TextBox_xOffset : ChatTextBox_xOffset;
int yOffset = isTextBox ? TextBox_yOffset : ChatTextBox_yOffset;
Vector2 DrawOrigin = new Vector2(textBox.X + xOffset, textBox.Y + yOffset);
if (textBox_ != null)
{
int acpStart = textBox_.GetSelection().Start;
DrawOrigin.X = textBox_.GetTextExt(new Acp(acpStart, acpStart)).left;
}
else if (isTextBox)
{
DrawOrigin.X += textBox.Font.MeasureString(textBox.Text).X;
}
else
{
DrawOrigin.X += (textBox as ChatTextBox).currentWidth;
}
//devide the compstr by compsel
string left = compStr.Substring(0, curSel);
string right = compStr.Substring(curSel, compStr.Length - curSel);
//measure len
Vector2 vec_left = textBox.Font.MeasureString(left);
Vector2 vec_right = textBox.Font.MeasureString(right);
//Draw background
Texture2D Rect = new Texture2D(Game1.game1.GraphicsDevice, 1, 1, false, SurfaceFormat.Color);
Color[] colors = new Color[1];
Rect.GetData(colors);
colors[0] = Color.White;
Rect.SetData(colors);
spriteBatch.Draw(Rect, new Rectangle(
(int)DrawOrigin.X,
(int)DrawOrigin.Y,
(int)(vec_left.X + vec_right.X + 10),//plus 10 to make the bounding box a bit larger, or the caret may not visable
32),
Color.White);
DrawOrigin.X += 4;//make items in the white background
//Draw left part
spriteBatch.DrawString(textBox.Font, left, new Vector2(DrawOrigin.X, DrawOrigin.Y), Color.Black);
DrawOrigin.X += vec_left.X;
//Draw caret
bool caretVisible = DateTime.UtcNow.Millisecond % 1000 >= 500;
if (caretVisible)
{
spriteBatch.Draw(Game1.staminaRect, new Rectangle((int)DrawOrigin.X, (int)DrawOrigin.Y, 2, 32), Color.Black);
}
DrawOrigin.X += 2;//caret width 2
//Draw right part
spriteBatch.DrawString(textBox.Font, right, new Vector2(DrawOrigin.X, (int)DrawOrigin.Y), Color.Black);
}
}
private static IntPtr HookProc(IntPtr hWnd, uint msg, IntPtr wParam, IntPtr lParam)
{
IntPtr returnCode = KeyboardInput.CallWindowProc(KeyboardInput.prevWndProc, hWnd, msg, wParam, lParam);;
switch (msg)
{
case WM_GETDLGCODE:
returnCode = (IntPtr)DLGC_WANTALLKEYS;
break;
case WM_CHAR:
CharEntered?.Invoke(null, new CharacterEventArgs((char)wParam, (int)lParam));
break;
case WM_KEYDOWN:
KeyDown?.Invoke(null, new KeyEventArgs((Keys)wParam));
break;
case WM_KEYUP:
KeyUp?.Invoke(null, new KeyEventArgs((Keys)wParam));
break;
case WM_LBUTTONDOWN:
MouseSelection.left = (int)lParam & 0xffff;
MouseSelection.top = (int)lParam >> 16;
MouseSelection.right = MouseSelection.left;
MouseSelection.bottom = MouseSelection.top;
if (Game1.keyboardDispatcher.Subscriber is ITextBox)
{
ITextBox textBox = Game1.keyboardDispatcher.Subscriber as ITextBox;
Acp acp = textBox.GetAcpByRange(MouseSelection);
if (acp.Start >= 0)
{
textBox.SetSelection(acp.Start, acp.End);
Console.WriteLine("ACPStart:{0},ACPEnd:{1}", acp.Start, acp.End);
Console.WriteLine("MouseDown:Left:{0},TOP:{1}RIGHT:{2}BOTTOM:{3}", MouseSelection.left, MouseSelection.top, MouseSelection.right, MouseSelection.bottom);
Selecting = true;
}
}
break;
case WM_MOUSEMOVE:
MouseSelection.right = (int)lParam & 0xffff;
MouseSelection.bottom = (int)lParam >> 16;
if (Selecting && Game1.keyboardDispatcher.Subscriber is ITextBox)
{
RECT range = new RECT();
range.left = Math.Min(MouseSelection.left, MouseSelection.right);
range.top = Math.Max(MouseSelection.top, MouseSelection.bottom);
range.right = Math.Max(MouseSelection.left, MouseSelection.right);
range.bottom = Math.Min(MouseSelection.top, MouseSelection.bottom);
ITextBox textBox = Game1.keyboardDispatcher.Subscriber as ITextBox;
Acp acp = textBox.GetAcpByRange(range);
if (acp.Start >= 0)
{
textBox.SetSelection(acp.Start, acp.End);
textBox.SetSelState(MouseSelection.left > MouseSelection.right ? SelState.SEL_AE_END : SelState.SEL_AE_START);
Console.WriteLine("ACPStart:{0},ACPEnd:{1}", acp.Start, acp.End);
Console.WriteLine("MouseMove:Left:{0},TOP:{1}RIGHT:{2}BOTTOM:{3}", MouseSelection.left, MouseSelection.top, MouseSelection.right, MouseSelection.bottom);
}
}
//handle IsMouseVisable
returnCode = KeyboardInput.CallWindowProc(KeyboardInput.prevWndProc, hWnd, msg, wParam, lParam);
break;
case WM_LBUTTONUP:
Selecting = false;
break;
#if TSF
case EM_GETSEL:
if (Game1.keyboardDispatcher.Subscriber is ITextBox)
{
ITextBox textBox = Game1.keyboardDispatcher.Subscriber as ITextBox;
Acp acp = textBox.GetSelection();
Marshal.WriteInt32(wParam, acp.Start);
Marshal.WriteInt32(lParam, acp.End);
}
break;
case EM_SETSEL:
if (Game1.keyboardDispatcher.Subscriber is ITextBox)
{
ITextBox textBox = Game1.keyboardDispatcher.Subscriber as ITextBox;
textBox.SetSelection((int)wParam, (int)lParam);
}
break;
case EM_REPLACESEL:
if (Game1.keyboardDispatcher.Subscriber is ITextBox)
{
ITextBox textBox = Game1.keyboardDispatcher.Subscriber as ITextBox;
textBox.ReplaceSelection(Marshal.PtrToStringAuto(lParam));
}
break;
case TF_GETSELSTATE:
if (Game1.keyboardDispatcher.Subscriber is ITextBox)
{
ITextBox textBox = Game1.keyboardDispatcher.Subscriber as ITextBox;
returnCode = (IntPtr)textBox.GetSelState();
}
break;
case TF_GETTEXT:
if (Game1.keyboardDispatcher.Subscriber is ITextBox)
{
ITextBox textBox = Game1.keyboardDispatcher.Subscriber as ITextBox;
var text = textBox.GetText();
Marshal.Copy(text.ToCharArray(), 0, wParam, Math.Min(text.Length, (int)lParam));
}
break;
case TF_GETTEXTLENGTH:
if (Game1.keyboardDispatcher.Subscriber is ITextBox)
{
ITextBox textBox = Game1.keyboardDispatcher.Subscriber as ITextBox;
returnCode = (IntPtr)textBox.GetTextLength();
}
break;
case TF_GETTEXTEXT:
if (Game1.keyboardDispatcher.Subscriber is ITextBox)
{
ITextBox textBox = Game1.keyboardDispatcher.Subscriber as ITextBox;
Acp acp = (Acp)Marshal.PtrToStructure(lParam, typeof(Acp));
RECT rect = textBox.GetTextExt(acp);
MapWindowPoints(Game1.game1.Window.Handle, (IntPtr)0, ref rect, 2); //to screen coord
Marshal.StructureToPtr(rect, wParam, false); //text ext
returnCode = (IntPtr)0; //if the rect clipped
}
break;
case TF_QUERYINSERT:
if (Game1.keyboardDispatcher.Subscriber is ITextBox)
{
ITextBox textBox = Game1.keyboardDispatcher.Subscriber as ITextBox;
Acp acp = (Acp)Marshal.PtrToStructure(wParam, typeof(Acp));
textBox.QueryInsert(acp, (uint)lParam);
Marshal.StructureToPtr(acp, wParam, false);
}
break;
case WM_KILLFOCUS:
Game1.tsf.TerminateComposition();
break;
#endif
default:
break;
}
return(returnCode);
}
