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authorrathnor <rathnor>2003-01-16 12:41:27 (GMT)
committerrathnor <rathnor>2003-01-16 12:41:27 (GMT)
commit000fe76aae9c19c0c799da7bfdfc377f4bd59793 (patch)
tree17896b42de7f1cbbbc636dc8af2e3264a22dd5a9 /src/FbTk/XLayer.cc
parent00e10146668a4a04f13838d6df651870589b19e2 (diff)
downloadfluxbox-000fe76aae9c19c0c799da7bfdfc377f4bd59793.zip
fluxbox-000fe76aae9c19c0c799da7bfdfc377f4bd59793.tar.bz2
New Layer System
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diff --git a/src/FbTk/XLayer.cc b/src/FbTk/XLayer.cc
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1// XLayer.cc for FbTk - fluxbox toolkit
2// Copyright (c) 2003 Henrik Kinnunen (fluxgen at users.sourceforge.net)
3// and Simon Bowden (rathnor at users.sourceforge.net)
4//
5// Permission is hereby granted, free of charge, to any person obtaining a
6// copy of this software and associated documentation files (the "Software"),
7// to deal in the Software without restriction, including without limitation
8// the rights to use, copy, modify, merge, publish, distribute, sublicense,
9// and/or sell copies of the Software, and to permit persons to whom the
10// Software is furnished to do so, subject to the following conditions:
11//
12// The above copyright notice and this permission notice shall be included in
13// all copies or substantial portions of the Software.
14//
15// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21// DEALINGS IN THE SOFTWARE.
22
23// $Id: XLayer.cc,v 1.1 2003/01/16 12:41:27 rathnor Exp $
24
25#include "XLayer.hh"
26#include "XLayerItem.hh"
27#include "App.hh"
28
29#include <iostream>
30using namespace std;
31using namespace FbTk;
32
33XLayer::XLayer(MultLayers &manager, int layernum):
34 m_manager(manager), m_layernum(layernum) {
35}
36
37XLayer::~XLayer() {
38}
39
40void XLayer::restack() {
41 int numWindows = size();
42 Window *winlist = new Window[numWindows];
43 typedef FbTk::Layer<XLayerItem> BaseClass;
44 iterator it = itemList().begin();
45 iterator it_end = itemList().end();
46 for (size_t i=0; it != it_end; ++it, i++) {
47 winlist[i] = (*it)->window();
48 }
49
50 XRestackWindows(FbTk::App::instance()->display(), winlist, numWindows);
51
52 delete [] winlist;
53}
54
55void XLayer::stackBelowItem(XLayerItem *item, XLayerItem *above) {
56 // little optimisation
57 if (!above) { // must need to go right to top
58 XRaiseWindow(FbTk::App::instance()->display(), item->window());
59 return;
60 }
61
62 Window * winlist = new Window[2];
63 winlist[0] = above->window();
64 winlist[1] = item->window();
65
66 XRestackWindows(FbTk::App::instance()->display(), winlist, 2);
67
68 delete [] winlist;
69}
70
71XLayer::iterator XLayer::insert(XLayerItem &item, unsigned int pos) {
72#ifdef DEBUG
73 if (pos != 0)
74 cerr<<__FILE__<<"("<<__LINE__<<"): Insert using non-zero position not valid in XLayer"<<endl;
75#endif // DEBUG
76
77 itemList().push_front(&item);
78 item.setLayer(*this);
79 // restack below next window up
80 item.setLayerIterator(itemList().begin());
81 stackBelowItem(&item, m_manager.getLowestItemAboveLayer(m_layernum));
82 return itemList().begin();
83}
84
85void XLayer::remove(XLayerItem &item) {
86 itemList().erase(item.getLayerIterator());
87}
88
89void XLayer::cycleUp() {
90 // need to find highest visible window, and move it to bottom
91 iterator it = itemList().begin();
92 iterator it_end = itemList().end();
93 while (it != it_end && !(*it)->visible()) ++it;
94
95 // if there is something to do
96 if (it != it_end) {
97 lower(**it);
98 }
99}
100
101void XLayer::cycleDown() {
102 // need to find highest visible window, and move it to bottom
103 reverse_iterator it = itemList().rbegin();
104 reverse_iterator it_end = itemList().rend();
105 while (it != it_end && !(*it)->visible()) ++it;
106
107 // if there is something to do
108 if (it != it_end) {
109 raise(**it);
110 }
111
112}
113
114void XLayer::stepUp(XLayerItem &item) {
115 // need to find next visible window upwards, and put it above that
116
117 if (&item == itemList().front()) return; // nothing to do
118
119 // TODO: is there a better way of doing this?
120 iterator it = item.getLayerIterator();
121 it--;
122 while ((*it) != itemList().front() && !(*it)->visible()) --it;
123
124 if (*it == itemList().front() && !(*it)->visible()) {
125 // reached front item, but it wasn't visible, therefore it was already raised
126 //moveToBottom(item);
127 } else {
128 // it is the next visible item down, we need to be above it.
129 itemList().erase(item.getLayerIterator());
130 //itemList().insert(it, item);
131 item.setLayerIterator(it = itemList().insert(it, &item));
132 if (*it == itemList().front()) {
133 stackBelowItem(&item, m_manager.getLowestItemAboveLayer(m_layernum));
134 } else {
135 it--;
136 stackBelowItem(&item, *it);
137 }
138 }
139}
140
141void XLayer::stepDown(XLayerItem &item) {
142 // need to find next visible window down, and put it below that
143 if (&item == itemList().back()) return; // nothing to do
144
145
146 iterator it = item.getLayerIterator();
147 it++;
148 iterator it_end = itemList().end();
149 while (it != it_end && !(*it)->visible()) ++it;
150
151 if (it != it_end) {
152 stackBelowItem(&item, *it);
153 }
154}
155
156void XLayer::raise(XLayerItem &item) {
157 // assume it is already in this layer
158
159 if (&item == itemList().front())
160 return; // nothing to do
161
162 itemList().erase(item.getLayerIterator());
163 itemList().push_front(&item);
164 item.setLayerIterator(itemList().begin());
165 stackBelowItem(&item, m_manager.getLowestItemAboveLayer(m_layernum));
166
167}
168
169void XLayer::lower(XLayerItem &item) {
170 // assume already in this layer
171 if (&item == itemList().back())
172 return; // nothing to do
173
174 itemList().erase(item.getLayerIterator());
175 itemList().push_back(&item);
176 iterator it = itemList().end();
177 it--;
178 item.setLayerIterator(it);
179 it--;
180 stackBelowItem(&item, *it); // must exist, otherwise item must == itemList().back()
181}
182
183XLayerItem *XLayer::getLowestItem() {
184 if (itemList().empty()) return 0;
185 else return itemList().back();
186}