all repos — fluxbox @ a3c5fd60001fc498a8b9904e63358751a17553da

custom fork of the fluxbox windowmanager

src/FbTk/MultLayers.cc (raw)

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
// MultLayers.cc for FbTk - fluxbox toolkit
// Copyright (c) 2003 - 2006 Henrik Kinnunen (fluxgen at fluxbox dot org)
//                and Simon Bowden    (rathnor at users.sourceforge.net)
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

// $Id$

#include "MultLayers.hh"
#include "XLayer.hh"
#include "XLayerItem.hh"
#include "App.hh"

using namespace FbTk;

MultLayers::MultLayers(int numlayers) :
    m_lock(0)
{
    for (int i=0; i < numlayers; ++i)
        m_layers.push_back(new XLayer(*this, i));
}

MultLayers::~MultLayers() {
    while (!m_layers.empty()) {
        delete m_layers.back();
        m_layers.pop_back();
    }
}


XLayerItem *MultLayers::getLowestItemAboveLayer(int layernum) {
    if (layernum >= static_cast<signed>(m_layers.size()) || layernum <= 0)
        return 0;

    layernum--; // next one up
    XLayerItem *item = 0;
    while (layernum >= 0 && (item = m_layers[layernum]->getLowestItem()) == 0)
        layernum--;
    return item;

}

XLayerItem *MultLayers::getItemBelow(XLayerItem &item) {
    XLayer &curr_layer = item.getLayer();

    // assume that the LayerItem does exist in a layer.
    XLayerItem *ret = curr_layer.getItemBelow(item);

    if (ret == 0) {
        int num = curr_layer.getLayerNum()-1;
        while (num >= 0 && !ret) {
            ret = m_layers[num]->getItemBelow(item);
            num--;
        }
    }

    return ret;
}

XLayerItem *MultLayers::getItemAbove(XLayerItem &item) {
    XLayer &curr_layer = item.getLayer();

    // assume that the LayerItem does exist in a layer.
    XLayerItem *ret = curr_layer.getItemAbove(item);

    if (!ret) {
        ret = getLowestItemAboveLayer(curr_layer.getLayerNum());
    }

    return ret;
}

void MultLayers::addToTop(XLayerItem &item, int layernum) {
    if (layernum < 0)
        layernum = 0;
    else if (layernum >= static_cast<signed>(m_layers.size()))
        layernum = m_layers.size()-1;

    m_layers[layernum]->insert(item);
    restack();
}


// raise the whole layer
void MultLayers::raise(XLayer &layer) {
    int layernum = layer.getLayerNum();
    if (layernum >= static_cast<signed>(m_layers.size() - 1))
        // already on top
        return;

    // not yet implemented
}

// lower the whole layer
void MultLayers::lower(XLayer &layer) {
    int layernum = layer.getLayerNum();
    if (layernum == 0)
        // already on bottom
        return;

    // not yet implemented
}

/* raise the item one level */
void MultLayers::raiseLayer(XLayerItem &item) {
    // get the layer it is in
    XLayer &curr_layer = item.getLayer();
    moveToLayer(item, curr_layer.getLayerNum()-1);
}

/* raise the item one level */
void MultLayers::lowerLayer(XLayerItem &item) {
    // get the layer it is in
    XLayer &curr_layer = item.getLayer();
    moveToLayer(item, curr_layer.getLayerNum()+1);
}

void MultLayers::moveToLayer(XLayerItem &item, int layernum) {
    // get the layer it is in
    XLayer &curr_layer = item.getLayer();

    // do nothing if the item already is in the requested layer
    if (curr_layer.getLayerNum() == layernum)
        return;

    // clamp layer number
    if (layernum < 0)
        layernum = 0;
    else if (layernum >= static_cast<signed>(m_layers.size()))
        layernum = m_layers.size()-1;
    // remove item from old layer and insert it into the
    item.setLayer(*m_layers[layernum]);
}

void MultLayers::restack() {
    if (!isUpdatable())
        return;

    int layernum=0, winnum=0, size = this->size();

    Window *winlist = new Window[size];
    for (layernum=0; layernum < static_cast<signed>(m_layers.size()); layernum++) {

        XLayer::ItemList::iterator it = m_layers[layernum]->getItemList().begin();
        XLayer::ItemList::iterator it_end = m_layers[layernum]->getItemList().end();

        // add all windows from each layeritem in each layer
        for (; it != it_end; ++it) {
            XLayerItem::Windows::const_iterator wit = (*it)->getWindows().begin();
            XLayerItem::Windows::const_iterator wit_end = (*it)->getWindows().end();
            for (; wit != wit_end; ++wit) {
                if ((*wit)->window())
                    winlist[winnum++] = (*wit)->window();
            }
        }
    }

    XRestackWindows(FbTk::App::instance()->display(), winlist, winnum);

    delete [] winlist;
}

int MultLayers::size() {
    int num = 0;
    for (size_t i = 0; i < m_layers.size(); i++) {
        num += m_layers[i]->countWindows();
    }
    return num;
}

XLayer *MultLayers::getLayer(size_t num) {
    if (num >= m_layers.size())
        return 0;
    return m_layers[num];
}

const XLayer *MultLayers::getLayer(size_t num) const {
    if (num >= m_layers.size())
        return 0;
    return m_layers[num];
}