src/lib/ecore_x/xlib/ecore_x_window_shape.c

   1 #include "Ecore.h"
   2 #include "ecore_x_private.h"
   3 #include "Ecore_X.h"
   4
   5 /**
   6  * @defgroup Ecore_X_Window_Shape X Window Shape Functions
   7  *
   8  * These functions use the shape extension of the X server to change
   9  * shape of given windows.
  10  */
  11
  12 /**
  13  * Sets the shape of the given window to that given by the pixmap @p mask.
  14  * @param   win  The given window.
  15  * @param   mask A 2-bit depth pixmap that provides the new shape of the
  16  *               window.
  17  * @ingroup Ecore_X_Window_Shape
  18  */
  19 EAPI void
  20 ecore_x_window_shape_mask_set(Ecore_X_Window win, Ecore_X_Pixmap mask)
  21 {
  22    XShapeCombineMask(_ecore_x_disp, win, ShapeBounding, 0, 0, mask, ShapeSet);
  23 }
  24
  25 EAPI void
  26 ecore_x_window_shape_window_set(Ecore_X_Window win, Ecore_X_Window shape_win)
  27 {
  28    XShapeCombineShape(_ecore_x_disp, win, ShapeBounding, 0, 0, shape_win, ShapeBounding, ShapeSet);
  29 }
  30
  31 EAPI void
  32 ecore_x_window_shape_window_set_xy(Ecore_X_Window win, Ecore_X_Window shape_win, int x, int y)
  33 {
  34    XShapeCombineShape(_ecore_x_disp, win, ShapeBounding, x, y, shape_win, ShapeBounding, ShapeSet);
  35 }
  36
  37 EAPI void
  38 ecore_x_window_shape_rectangle_set(Ecore_X_Window win, int x, int y, int w, int h)
  39 {
  40    XRectangle rect;
  41
  42    rect.x = x;
  43    rect.y = y;
  44    rect.width = w;
  45    rect.height = h;
  46    XShapeCombineRectangles(_ecore_x_disp, win, ShapeBounding, 0, 0, &rect, 1, ShapeSet, Unsorted);
  47 }
  48
  49 EAPI void
  50 ecore_x_window_shape_rectangles_set(Ecore_X_Window win, Ecore_X_Rectangle *rects, int num)
  51 {
  52    XRectangle *rect = NULL;
  53    int i;
  54
  55    if (num > 0)
  56      {
  57         rect = malloc(sizeof(XRectangle) * num);
  58         if (rect)
  59           {
  60              for (i = 0; i < num; i++)
  61                {
  62                   rect[i].x = rects[i].x;
  63                   rect[i].y = rects[i].y;
  64                   rect[i].width = rects[i].width;
  65                   rect[i].height = rects[i].height;
  66                }
  67           }
  68         else
  69           num = 0;
  70      }
  71    XShapeCombineRectangles(_ecore_x_disp, win, ShapeBounding, 0, 0, rect, num, ShapeSet, Unsorted);
  72    if (rect) free(rect);
  73 }
  74
  75 EAPI void
  76 ecore_x_window_shape_window_add(Ecore_X_Window win, Ecore_X_Window shape_win)
  77 {
  78    XShapeCombineShape(_ecore_x_disp, win, ShapeBounding, 0, 0, shape_win, ShapeBounding, ShapeUnion);
  79 }
  80
  81 EAPI void
  82 ecore_x_window_shape_window_add_xy(Ecore_X_Window win, Ecore_X_Window shape_win, int x, int y)
  83 {
  84    XShapeCombineShape(_ecore_x_disp, win, ShapeBounding, x, y, shape_win, ShapeBounding, ShapeUnion);
  85 }
  86
  87 EAPI void
  88 ecore_x_window_shape_rectangle_add(Ecore_X_Window win, int x, int y, int w, int h)
  89 {
  90    XRectangle rect;
  91
  92    rect.x = x;
  93    rect.y = y;
  94    rect.width = w;
  95    rect.height = h;
  96    XShapeCombineRectangles(_ecore_x_disp, win, ShapeBounding, 0, 0, &rect, 1, ShapeUnion, Unsorted);
  97 }
  98
  99 EAPI void
 100 ecore_x_window_shape_rectangle_clip(Ecore_X_Window win, int x, int y, int w, int h)
 101 {
 102    XRectangle rect;
 103
 104    rect.x = x;
 105    rect.y = y;
 106    rect.width = w;
 107    rect.height = h;
 108    XShapeCombineRectangles(_ecore_x_disp, win, ShapeBounding, 0, 0, &rect, 1, ShapeIntersect, Unsorted);
 109 }
 110
 111 EAPI void
 112 ecore_x_window_shape_rectangles_add(Ecore_X_Window win, Ecore_X_Rectangle *rects, int num)
 113 {
 114    XRectangle *rect = NULL;
 115    int i;
 116
 117    if (num > 0)
 118      {
 119         rect = malloc(sizeof(XRectangle) * num);
 120         if (rect)
 121           {
 122              for (i = 0; i < num; i++)
 123                {
 124                   rect[i].x = rects[i].x;
 125                   rect[i].y = rects[i].y;
 126                   rect[i].width = rects[i].width;
 127                   rect[i].height = rects[i].height;
 128                }
 129           }
 130         else
 131           num = 0;
 132      }
 133    XShapeCombineRectangles(_ecore_x_disp, win, ShapeBounding, 0, 0, rect, num, ShapeUnion, Unsorted);
 134    if (rect) free(rect);
 135 }
 136
 137 EAPI Ecore_X_Rectangle *
 138 ecore_x_window_shape_rectangles_get(Ecore_X_Window win, int *num_ret)
 139 {
 140    XRectangle *rect;
 141    Ecore_X_Rectangle *rects = NULL;
 142    int i, num = 0, ord;
 143
 144    rect = XShapeGetRectangles(_ecore_x_disp, win, ShapeBounding, &num, &ord);
 145    if (rect)
 146      {
 147         rects = malloc(sizeof(Ecore_X_Rectangle) * num);
 148         if (rects)
 149           {
 150              for (i = 0; i < num; i++)
 151                {
 152                   rects[i].x = rect[i].x;
 153                   rects[i].y = rect[i].y;
 154                   rects[i].width = rect[i].width;
 155                   rects[i].height = rect[i].height;
 156                }
 157           }
 158         XFree(rect);
 159      }
 160    if (num_ret) *num_ret = num;
 161    return rects;
 162 }
 163
 164 EAPI void
 165 ecore_x_window_shape_events_select(Ecore_X_Window win, int on)
 166 {
 167    if (on)
 168      XShapeSelectInput(_ecore_x_disp, win, ShapeNotifyMask);
 169    else
 170      XShapeSelectInput(_ecore_x_disp, win, 0);
 171 }
 172
 173 /**
 174  * Sets the input shape of the given window to that given by the pixmap @p mask.
 175  * @param   win  The given window.
 176  * @param   mask A 2-bit depth pixmap that provides the new input shape of the
 177  *               window.
 178  * @ingroup Ecore_X_Window_Shape
 179  */
 180 EAPI void
 181 ecore_x_window_shape_input_mask_set(Ecore_X_Window win, Ecore_X_Pixmap mask)
 182 {
 183 #ifdef ShapeInput
 184    XShapeCombineMask(_ecore_x_disp, win, ShapeInput, 0, 0, mask, ShapeSet);
 185 #else
 186    XShapeCombineMask(_ecore_x_disp, win, ShapeBounding, 0, 0, mask, ShapeSet);
 187 #endif
 188 }
 189