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Add ability to escape out of a mouse-resize operation

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Implement #1074. drag_cancel grabs the keyboard and returns DRAG_CANCEL
when the user presses any key during the grab.
This commit is contained in:
Tony Crisci
2013-09-25 20:52:59 -04:00
committed by Michael Stapelberg
parent a49dfaf26c
commit 459490b67b
3 changed files with 78 additions and 18 deletions
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20
include/floating.h
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@ -134,14 +134,22 @@ void floating_toggle_hide(xcb_connection_t *conn, Workspace *workspace);
#endif
/**
* This function grabs your pointer and lets you drag stuff around (borders).
* Every time you move your mouse, an XCB_MOTION_NOTIFY event will be received
* and the given callback will be called with the parameters specified (client,
* border on which the click originally was), the original rect of the client,
* the event and the new coordinates (x, y).
* This is the return value of a drag operation like drag_pointer. DRAG_CANCEL
* will indicate the intention of the drag should not be carried out, or that
* the drag actions should be undone.
*
*/
void drag_pointer(Con *con, const xcb_button_press_event_t *event,
typedef enum { DRAG_SUCCESS = 0, DRAG_CANCEL } drag_result_t;
/**
* This function grabs your pointer and keyboard and lets you drag stuff around
* (borders). Every time you move your mouse, an XCB_MOTION_NOTIFY event will
* be received and the given callback will be called with the parameters
* specified (client, border on which the click originally was), the original
* rect of the client, the event and the new coordinates (x, y).
*
*/
drag_result_t drag_pointer(Con *con, const xcb_button_press_event_t *event,
xcb_window_t confine_to, border_t border, int cursor,
callback_t callback, const void *extra);