Enlightenment CVS committal
Author : xcomputerman
Project : e17
Module : libs/ecore
Dir : e17/libs/ecore/src/lib/ecore_x
Modified Files:
ecore_x_dnd.c ecore_x_private.h ecore_x_window.c
Log Message:
Xdnd drag code...
===================================================================
RCS file: /cvsroot/enlightenment/e17/libs/ecore/src/lib/ecore_x/ecore_x_dnd.c,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -3 -r1.4 -r1.5
--- ecore_x_dnd.c 21 Feb 2004 08:58:20 -0000 1.4
+++ ecore_x_dnd.c 29 Feb 2004 08:15:47 -0000 1.5
@@ -56,6 +56,7 @@
ecore_x_dnd_begin (Ecore_X_Window source, unsigned char *data, int size)
{
unsigned char *buf;
+ Atom _type_text_plain; /* FIXME: API-ize this stuff */
if (!ecore_x_dnd_version_get(source))
return 0;
@@ -80,6 +81,11 @@
_xdnd->state = ECORE_X_DND_DRAGGING;
_xdnd->time = _ecore_x_event_last_time;
+ /* TODO: Set supported data types in API */
+ _type_text_plain = ecore_x_atom_get("text/plain");
+ _xdnd->num_types = 1;
+ _xdnd->types = (Atom *) calloc(1, sizeof(Atom));
+ _xdnd->types[0] = _type_text_plain;
return 1;
}
@@ -134,3 +140,101 @@
XSendEvent(_ecore_x_disp, _xdnd->source, False, 0, &xev);
}
+
+void
+_ecore_x_dnd_drag(int x, int y)
+{
+ XEvent xev;
+ Ecore_X_Window win;
+
+ /* Preinitialize XEvent struct */
+ memset(&xev, 0, sizeof(XEvent));
+ xev.xany.type = ClientMessage;
+ xev.xany.display = _ecore_x_disp;
+ xev.xclient.format = 32;
+
+ /* Attempt to find a DND-capable window under the cursor */
+ win = ecore_x_window_at_xy_get(x, y);
+ while ((win) && !(ecore_x_dnd_version_get(win)))
+ win = ecore_x_window_parent_get(win);
+
+ /* Send XdndLeave to current destination window if we have left it */
+ if ((win != _xdnd->dest) && (_xdnd->dest))
+ {
+ xev.xclient.window = _xdnd->dest;
+ xev.xclient.message_type = _ecore_x_atom_xdnd_leave;
+ xev.xclient.data.l[0] = _xdnd->source;
+
+ XSendEvent(_ecore_x_disp, _xdnd->dest, False, 0, &xev);
+ }
+
+ if (win)
+ {
+ _xdnd->version = ECORE_MIN(ECORE_X_DND_VERSION,
+ ecore_x_dnd_version_get(win));
+ if (win != _xdnd->dest)
+ {
+ int i;
+
+ /* Entered new window, send XdndEnter */
+ xev.xclient.window = win;
+ xev.xclient.message_type = _ecore_x_atom_xdnd_enter;
+ xev.xclient.data.l[0] = _xdnd->source;
+ if(_xdnd->num_types > 3)
+ xev.xclient.data.l[1] |= 0x1UL;
+ else
+ xev.xclient.data.l[1] &= 0xfffffffeUL;
+ xev.xclient.data.l[1] |= ((unsigned long) _xdnd->version) << 24;
+
+ for (i = 0; i < ECORE_MIN(_xdnd->num_types, 3); ++i)
+ xev.xclient.data.l[i + 2] = _xdnd->types[i];
+ XSendEvent(_ecore_x_disp, win, False, 0, &xev);
+ _xdnd->await_status = 0;
+ }
+
+ /* FIXME: Handle box information */
+ if (!_xdnd->await_status)
+ {
+ xev.xclient.window = win;
+ xev.xclient.message_type = _ecore_x_atom_xdnd_position;
+ xev.xclient.data.l[0] = _xdnd->source;
+ xev.xclient.data.l[1] = 0; /* Reserved */
+ xev.xclient.data.l[2] = ((x << 16) & 0xffff0000) | (y * 0xffff);
+ xev.xclient.data.l[3] = CurrentTime; /* Version 1 */
+ xev.xclient.data.l[4] = _xdnd->action; /* Version 2, Needs to be pre-set */
+ XSendEvent(_ecore_x_disp, win, False, 0, &xev);
+ _xdnd->await_status = 1;
+ }
+ }
+
+ if (_xdnd->state == ECORE_X_DND_DROPPED)
+ {
+ if (win)
+ {
+ if (_xdnd->will_accept)
+ {
+ xev.xclient.window = win;
+ xev.xclient.message_type = _ecore_x_atom_xdnd_drop;
+ xev.xclient.data.l[0] = _xdnd->source;
+ xev.xclient.data.l[1] = 0;
+ xev.xclient.data.l[2] = CurrentTime;
+ xev.xclient.data.l[3] = 0;
+ xev.xclient.data.l[4] = 0;
+ XSendEvent(_ecore_x_disp, win, False, 0, &xev);
+ }
+ else
+ {
+ xev.xclient.window = win;
+ xev.xclient.message_type = _ecore_x_atom_xdnd_leave;
+ xev.xclient.data.l[0] = _xdnd->source;
+ memset(xev.xclient.data.l + 1, 0, sizeof(long) * 3); /* Evil */
+ XSendEvent(_ecore_x_disp, win, False, 0, &xev);
+ }
+ }
+
+ _xdnd->will_accept = 0;
+ }
+ _xdnd->dest = win;
+}
+
+
===================================================================
RCS file: /cvsroot/enlightenment/e17/libs/ecore/src/lib/ecore_x/ecore_x_private.h,v
retrieving revision 1.23
retrieving revision 1.24
diff -u -3 -r1.23 -r1.24
--- ecore_x_private.h 21 Feb 2004 08:58:20 -0000 1.23
+++ ecore_x_private.h 29 Feb 2004 08:15:47 -0000 1.24
@@ -63,6 +63,7 @@
enum {
ECORE_X_DND_IDLE,
ECORE_X_DND_DRAGGING,
+ ECORE_X_DND_DROPPED,
ECORE_X_DND_ENTERED,
ECORE_X_DND_TARGET_ENTERED,
ECORE_X_DND_TARGET_CONVERTING,
@@ -86,6 +87,8 @@
int will_accept;
int suppress;
+
+ int await_status;
struct {
Ecore_Event_Handler *mouse_move;
===================================================================
RCS file: /cvsroot/enlightenment/e17/libs/ecore/src/lib/ecore_x/ecore_x_window.c,v
retrieving revision 1.16
retrieving revision 1.17
diff -u -3 -r1.16 -r1.17
--- ecore_x_window.c 29 Feb 2004 04:37:18 -0000 1.16
+++ ecore_x_window.c 29 Feb 2004 08:15:47 -0000 1.17
@@ -498,6 +498,11 @@
return base;
}
+/**
+ * To be documented.
+ *
+ * FIXME: To be fixed.
+ */
Ecore_X_Window
ecore_x_window_at_xy_get(int x, int y)
{
@@ -514,6 +519,11 @@
return win ? win : root;
}
+/**
+ * To be documented.
+ *
+ * FIXME: To be fixed.
+ */
Ecore_X_Window
ecore_x_window_parent_get(Ecore_X_Window win)
{
-------------------------------------------------------
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