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wmaker: Improve drag-nd-drop support

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This patch is cleaning the previous DnD support,
and adds the get type list protocol negociation.
Currently only supporting uri-list type.
This commit is contained in:
David Maciejak
2014-08-14 12:27:37 +07:00
committed by Carlos R. Mafra
parent be5b58aaee
commit 2abb323777
2 changed files with 126 additions and 143 deletions
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59
src/xdnd.h
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@@ -1,48 +1,49 @@
/*
* Window Maker window manager
*
* Copyright (c) 1997-2003 Alfredo K. Kojima
* Copyright (c) 2014 Window Maker Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation
*/
#ifndef _XDND_H_
#define _XDND_H_
void wXDNDInitializeAtoms();
void wXDNDInitializeAtoms(void);
Bool wXDNDProcessSelection(XEvent *event);
Bool wXDNDProcessClientMessage(XClientMessageEvent *event);
void wXDNDMakeAwareness(Window window);
/* header was ripped from xdnd's example on its page */
#define XDND_VERSION 3L
#define XDND_THREE 3
#define XDND_ENTER_SOURCE_WIN(e) ((e)->xclient.data.l[0])
#define XDND_ENTER_THREE_TYPES(e) (((e)->xclient.data.l[1] & 0x1UL) == 0)
#define XDND_ENTER_THREE_TYPES_SET(e,b) (e)->xclient.data.l[1] = ((e)->xclient.data.l[1] & ~0x1UL) | (((b) == 0) ? 0 : 0x1UL)
#define XDND_ENTER_VERSION(e) ((e)->xclient.data.l[1] >> 24)
#define XDND_ENTER_VERSION_SET(e,v) (e)->xclient.data.l[1] = ((e)->xclient.data.l[1] & ~(0xFF << 24)) | ((v) << 24)
#define XDND_ENTER_TYPE(e,i) ((e)->xclient.data.l[2 + i]) /* i => (0, 1, 2) */
#define XDND_ENTER_SOURCE_WIN(e) ((e)->data.l[0])
#define XDND_ENTER_THREE_TYPES(e) (((e)->data.l[1] & 0x1UL) == 0)
#define XDND_ENTER_TYPE(e, i) ((e)->data.l[2 + i]) /* i => (0, 1, 2) */
/* XdndPosition */
#define XDND_POSITION_SOURCE_WIN(e) ((e)->xclient.data.l[0])
#define XDND_POSITION_ROOT_X(e) ((e)->xclient.data.l[2] >> 16)
#define XDND_POSITION_ROOT_Y(e) ((e)->xclient.data.l[2] & 0xFFFFUL)
#define XDND_POSITION_ROOT_SET(e,x,y) (e)->xclient.data.l[2] = ((x) << 16) | ((y) & 0xFFFFUL)
#define XDND_POSITION_TIME(e) ((e)->xclient.data.l[3])
#define XDND_POSITION_ACTION(e) ((e)->xclient.data.l[4])
#define XDND_POSITION_SOURCE_WIN(e) ((e)->data.l[0])
/* XdndStatus */
#define XDND_STATUS_TARGET_WIN(e) ((e)->xclient.data.l[0])
#define XDND_STATUS_WILL_ACCEPT(e) ((e)->xclient.data.l[1] & 0x1L)
#define XDND_STATUS_WILL_ACCEPT_SET(e,b) (e)->xclient.data.l[1] = ((e)->xclient.data.l[1] & ~0x1UL) | (((b) == 0) ? 0 : 0x1UL)
#define XDND_STATUS_WANT_POSITION(e) ((e)->xclient.data.l[1] & 0x2UL)
#define XDND_STATUS_WANT_POSITION_SET(e,b) (e)->xclient.data.l[1] = ((e)->xclient.data.l[1] & ~0x2UL) | (((b) == 0) ? 0 : 0x2UL)
#define XDND_STATUS_RECT_X(e) ((e)->xclient.data.l[2] >> 16)
#define XDND_STATUS_RECT_Y(e) ((e)->xclient.data.l[2] & 0xFFFFL)
#define XDND_STATUS_RECT_WIDTH(e) ((e)->xclient.data.l[3] >> 16)
#define XDND_STATUS_RECT_HEIGHT(e) ((e)->xclient.data.l[3] & 0xFFFFL)
#define XDND_STATUS_RECT_SET(e,x,y,w,h) {(e)->xclient.data.l[2] = ((x) << 16) | ((y) & 0xFFFFUL); (e)->xclient.data.l[3] = ((w) << 16) | ((h) & 0xFFFFUL); }
#define XDND_STATUS_WILL_ACCEPT_SET(e, b) (e)->xclient.data.l[1] = ((e)->xclient.data.l[1] & ~0x1UL) | (((b) == 0) ? 0 : 0x1UL)
#define XDND_STATUS_WANT_POSITION_SET(e, b) (e)->xclient.data.l[1] = ((e)->xclient.data.l[1] & ~0x2UL) | (((b) == 0) ? 0 : 0x2UL)
#define XDND_STATUS_RECT_SET(e, x, y, w, h) {(e)->xclient.data.l[2] = ((x) << 16) | ((y) & 0xFFFFUL); (e)->xclient.data.l[3] = ((w) << 16) | ((h) & 0xFFFFUL); }
#define XDND_STATUS_ACTION(e) ((e)->xclient.data.l[4])
/* XdndLeave */
#define XDND_LEAVE_SOURCE_WIN(e) ((e)->xclient.data.l[0])
/* XdndDrop */
#define XDND_DROP_SOURCE_WIN(e) ((e)->xclient.data.l[0])
#define XDND_DROP_TIME(e) ((e)->xclient.data.l[2])
#define XDND_DROP_SOURCE_WIN(e) ((e)->data.l[0])
/* XdndFinished */
#define XDND_FINISHED_TARGET_WIN(e) ((e)->xclient.data.l[0])