Exemplo n.º 1
0
 Rectangle[] getRectangles(int linkIndex) {
   int lineCount = layout.getLineCount();
   Rectangle[] rects = new Rectangle[lineCount];
   int[] lineOffsets = layout.getLineOffsets();
   Point point = offsets[linkIndex];
   int lineStart = 1;
   while (point.x > lineOffsets[lineStart]) lineStart++;
   int lineEnd = 1;
   while (point.y > lineOffsets[lineEnd]) lineEnd++;
   int index = 0;
   if (lineStart == lineEnd) {
     rects[index++] = layout.getBounds(point.x, point.y);
   } else {
     rects[index++] = layout.getBounds(point.x, lineOffsets[lineStart] - 1);
     rects[index++] = layout.getBounds(lineOffsets[lineEnd - 1], point.y);
     if (lineEnd - lineStart > 1) {
       for (int i = lineStart; i < lineEnd - 1; i++) {
         rects[index++] = layout.getLineBounds(i);
       }
     }
   }
   if (rects.length != index) {
     Rectangle[] tmp = new Rectangle[index];
     System.arraycopy(rects, 0, tmp, 0, index);
     rects = tmp;
   }
   return rects;
 }
Exemplo n.º 2
0
 public Point computeSize(int wHint, int hHint, boolean changed) {
   checkWidget();
   if (wHint != SWT.DEFAULT && wHint < 0) wHint = 0;
   if (hHint != SWT.DEFAULT && hHint < 0) hHint = 0;
   int width, height;
   if (OS.COMCTL32_MAJOR >= 6) {
     int /*long*/ hDC = OS.GetDC(handle);
     int /*long*/ newFont = OS.SendMessage(handle, OS.WM_GETFONT, 0, 0);
     int /*long*/ oldFont = OS.SelectObject(hDC, newFont);
     if (text.length() > 0) {
       TCHAR buffer = new TCHAR(getCodePage(), parse(text), false);
       RECT rect = new RECT();
       int flags = OS.DT_CALCRECT | OS.DT_NOPREFIX;
       if (wHint != SWT.DEFAULT) {
         flags |= OS.DT_WORDBREAK;
         rect.right = wHint;
       }
       OS.DrawText(hDC, buffer, buffer.length(), rect, flags);
       width = rect.right - rect.left;
       height = rect.bottom;
     } else {
       TEXTMETRIC lptm = OS.IsUnicode ? (TEXTMETRIC) new TEXTMETRICW() : new TEXTMETRICA();
       OS.GetTextMetrics(hDC, lptm);
       width = 0;
       height = lptm.tmHeight;
     }
     if (newFont != 0) OS.SelectObject(hDC, oldFont);
     OS.ReleaseDC(handle, hDC);
   } else {
     int layoutWidth = layout.getWidth();
     // TEMPORARY CODE
     if (wHint == 0) {
       layout.setWidth(1);
       Rectangle rect = layout.getBounds();
       width = 0;
       height = rect.height;
     } else {
       layout.setWidth(wHint);
       Rectangle rect = layout.getBounds();
       width = rect.width;
       height = rect.height;
     }
     layout.setWidth(layoutWidth);
   }
   if (wHint != SWT.DEFAULT) width = wHint;
   if (hHint != SWT.DEFAULT) height = hHint;
   int border = getBorderWidth();
   width += border * 2;
   height += border * 2;
   return new Point(width, height);
 }
Exemplo n.º 3
0
 LRESULT WM_MOUSEMOVE(int /*long*/ wParam, int /*long*/ lParam) {
   LRESULT result = super.WM_MOUSEMOVE(wParam, lParam);
   if (OS.COMCTL32_MAJOR < 6) {
     int x = OS.GET_X_LPARAM(lParam);
     int y = OS.GET_Y_LPARAM(lParam);
     if (OS.GetKeyState(OS.VK_LBUTTON) < 0) {
       int oldSelection = selection.y;
       selection.y = layout.getOffset(x, y, null);
       if (selection.y != oldSelection) {
         int newSelection = selection.y;
         if (oldSelection > newSelection) {
           int temp = oldSelection;
           oldSelection = newSelection;
           newSelection = temp;
         }
         Rectangle rect = layout.getBounds(oldSelection, newSelection);
         redraw(rect.x, rect.y, rect.width, rect.height, false);
       }
     } else {
       for (int j = 0; j < offsets.length; j++) {
         Rectangle[] rects = getRectangles(j);
         for (int i = 0; i < rects.length; i++) {
           Rectangle rect = rects[i];
           if (rect.contains(x, y)) {
             setCursor(display.getSystemCursor(SWT.CURSOR_HAND));
             return result;
           }
         }
       }
       setCursor(null);
     }
   }
   return result;
 }
Exemplo n.º 4
0
 LRESULT WM_LBUTTONDOWN(int /*long*/ wParam, int /*long*/ lParam) {
   LRESULT result = super.WM_LBUTTONDOWN(wParam, lParam);
   if (result == LRESULT.ZERO) return result;
   if (OS.COMCTL32_MAJOR < 6) {
     if (focusIndex != -1) setFocus();
     int x = OS.GET_X_LPARAM(lParam);
     int y = OS.GET_Y_LPARAM(lParam);
     int offset = layout.getOffset(x, y, null);
     int oldSelectionX = selection.x;
     int oldSelectionY = selection.y;
     selection.x = offset;
     selection.y = -1;
     if (oldSelectionX != -1 && oldSelectionY != -1) {
       if (oldSelectionX > oldSelectionY) {
         int temp = oldSelectionX;
         oldSelectionX = oldSelectionY;
         oldSelectionY = temp;
       }
       Rectangle rect = layout.getBounds(oldSelectionX, oldSelectionY);
       redraw(rect.x, rect.y, rect.width, rect.height, false);
     }
     for (int j = 0; j < offsets.length; j++) {
       Rectangle[] rects = getRectangles(j);
       for (int i = 0; i < rects.length; i++) {
         Rectangle rect = rects[i];
         if (rect.contains(x, y)) {
           if (j != focusIndex) {
             redraw();
           }
           focusIndex = mouseDownIndex = j;
           return result;
         }
       }
     }
   }
   return result;
 }