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drag_pointer(): add use_treshold parameter

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This commit is contained in:
Albert Safin
2018-12-12 15:35:11 +07:00
parent 2795c51d4b
commit 551ec20941
4 changed files with 62 additions and 21 deletions
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20
include/drag.h
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@ -12,12 +12,13 @@
#include <config.h>
/** Callback for dragging */
typedef void (*callback_t)(Con *, Rect *, uint32_t, uint32_t, const void *);
typedef void (*callback_t)(Con *, Rect *, uint32_t, uint32_t,
const xcb_button_press_event_t *, const void *);
/** Macro to create a callback function for dragging */
#define DRAGGING_CB(name) \
static void name(Con *con, Rect *old_rect, uint32_t new_x, \
uint32_t new_y, const void *extra)
#define DRAGGING_CB(name) \
static void name(Con *con, Rect *old_rect, uint32_t new_x, uint32_t new_y, \
const xcb_button_press_event_t *event, const void *extra)
/**
* This is the return value of a drag operation like drag_pointer.
@ -46,10 +47,15 @@ typedef enum {
* 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).
* specified (client, the original event), the original rect of the client,
* and the new coordinates (x, y).
*
* If use_threshold is set, dragging only starts after the user moves the
* pointer past a certain threshold. That is, the cursor will not be set and the
* callback will not be called until then.
*
*/
drag_result_t drag_pointer(Con *con, const xcb_button_press_event_t *event,
xcb_window_t confine_to, int cursor,
callback_t callback, const void *extra);
bool use_threshold, callback_t callback,
const void *extra);