Changeset 1e4a937 in mainline for uspace/lib/display/src/display.c

Timestamp:

2020-03-09T11:03:58Z (5 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

e022819

Parents:

a2e104e

git-author:

Jiri Svoboda <jiri@…> (2020-03-08 10:02:08)

git-committer:

Jiri Svoboda <jiri@…> (2020-03-09 11:03:58)

Message:

Add libdisplay method for initiating window resize

File:

• uspace/lib/display/src/display.c (modified) (2 diffs)

uspace/lib/display/src/display.c

@@ -251 +251 @@
  *
  * @param window Window
+ * @param pos Position in the window where the button was pressed
  * @return EOK on success or an error code
  */
@@ -262 +263 @@
         exch = async_exchange_begin(window->display->sess);
         req = async_send_1(exch, DISPLAY_WINDOW_MOVE_REQ, window->id, &answer);
+        rc = async_data_write_start(exch, (void *)pos, sizeof (gfx_coord2_t));
+        async_exchange_end(exch);
+        if (rc != EOK) {
+                async_forget(req);
+                return rc;
+        }
+
+        async_wait_for(req, &rc);
+        if (rc != EOK)
+                return rc;
+
+        return EOK;
+}
+
+/** Request a window resize.
+ *
+ * Request the display service to initiate a user window resize operation
+ * (i.e. let the user resize the window). Used when the client detects
+ * mouse press on the window frame or such.
+ *
+ * @param window Window
+ * @param rsztype Resize type (which part of window frame is being dragged)
+ * @param pos Position in the window where the button was pressed
+ * @return EOK on success or an error code
+ */
+errno_t display_window_resize_req(display_window_t *window,
+    display_wnd_rsztype_t rsztype, gfx_coord2_t *pos)
+{
+        async_exch_t *exch;
+        aid_t req;
+        ipc_call_t answer;
+        errno_t rc;
+
+        exch = async_exchange_begin(window->display->sess);
+        req = async_send_2(exch, DISPLAY_WINDOW_RESIZE_REQ, window->id,
+            (sysarg_t) rsztype, &answer);
         rc = async_data_write_start(exch, (void *)pos, sizeof (gfx_coord2_t));
         async_exchange_end(exch);