1 files changed, 249 insertions, 0 deletions

diff --git a/src/Container.cc b/src/Container.cc
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+++ b/src/Container.cc
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+// Container.cc
+// Copyright (c) 2003 Henrik Kinnunen (fluxgen at users.sourceforge.net)
+//                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: Container.cc,v 1.12 2004/01/14 23:05:14 fluxgen Exp $
+
+#include "Container.hh"
+
+#include "FbTk/Button.hh"
+#include "FbTk/EventManager.hh"
+
+Container::Container(const FbTk::FbWindow &parent):
+    FbTk::FbWindow(parent, 0, 0, 1, 1, ExposureMask), 
+    m_align(RELATIVE),
+    m_max_size_per_client(60),
+    m_selected(0),
+    m_update_lock(false) {
+    FbTk::EventManager::instance()->add(*this, *this);
+}
+
+Container::~Container() {
+
+}
+
+void Container::resize(unsigned int width, unsigned int height) {
+    // do we need to resize?
+    if (FbTk::FbWindow::width() == width &&
+        FbTk::FbWindow::height() == height)
+        return;
+
+    FbTk::FbWindow::resize(width, height);
+    repositionItems();
+}
+
+void Container::moveResize(int x, int y,
+                           unsigned int width, unsigned int height) {
+    FbTk::FbWindow::moveResize(x, y, width, height);
+    repositionItems();
+}
+
+void Container::insertItems(ItemList &item_list, int pos) {
+
+    // make sure all items have parent == this
+    ItemList::iterator it = m_item_list.begin();
+    ItemList::iterator it_end = m_item_list.end();
+    for (; it != it_end; ++it) {
+        if ((*it)->parent() != this)
+            return;
+    }
+
+    if (pos > size() || pos < 0) {
+        // insert last
+        m_item_list.splice(m_item_list.end(), item_list);
+    } else if (pos == 0) {
+        // insert first
+        m_item_list.splice(m_item_list.begin(), item_list);
+    } else {
+        // find insert point
+        for (it = m_item_list.begin(); pos != 0; ++it, --pos)
+            continue;
+        m_item_list.splice(it, item_list);
+    }
+
+    m_item_list.unique();
+
+    // update position
+    repositionItems();
+}
+
+void Container::insertItem(Item item, int pos) {
+    if (find(item) != -1)
+        return;
+
+    // it must be a child of this window
+    if (item->parent() != this)
+        return;
+
+    if (pos >= size() || pos < 0) {
+        m_item_list.push_back(item);
+    } else if (pos == 0) {
+        m_item_list.push_front(item);
+    } else {
+        ItemList::iterator it = m_item_list.begin();
+        for (; pos != 0; ++it, --pos)
+            continue;
+
+        m_item_list.insert(it, item);
+    }
+
+    // make sure we dont have duplicate items
+    m_item_list.unique();
+
+    repositionItems();
+}
+
+void Container::removeItem(int index) {    
+    if (index < 0 || index > size())
+        return;
+
+    ItemList::iterator it = m_item_list.begin();
+    for (; index != 0; ++it, --index)
+        continue;
+
+    if (*it == selected())
+        m_selected = 0;
+
+    m_item_list.erase(it);
+
+    repositionItems();
+}
+
+void Container::removeAll() {
+    m_selected = 0;
+    m_item_list.clear();
+    if (!m_update_lock) {
+        clear();
+        updateTransparent();
+    }
+
+}
+
+int Container::find(Item item) {
+    ItemList::iterator it = m_item_list.begin();
+    ItemList::iterator it_end = m_item_list.end();
+    int index = 0;
+    for (; it != it_end; ++it, ++index) {
+        if ((*it) == item)
+            break;
+    }
+
+    if (it == it_end)
+        return -1;
+
+    return index;
+}
+
+void Container::setSelected(int pos) {
+    if (pos < 0 || pos >= size())
+        m_selected = 0;
+    else {
+        ItemList::iterator it = m_item_list.begin();
+        for (; pos != 0; --pos, ++it)
+            continue;
+        m_selected = *it;
+        if (m_selected) {
+            m_selected->clear();
+            m_selected->updateTransparent();
+        }
+    }
+        
+}
+
+void Container::setMaxSizePerClient(unsigned int size) {
+    m_max_size_per_client = size;
+}
+
+void Container::setAlignment(Container::Alignment a) {
+    m_align = a;
+}
+
+void Container::exposeEvent(XExposeEvent &event) {
+    if (!m_update_lock) {
+        clearArea(event.x, event.y, event.width, event.height);
+        updateTransparent(event.x, event.y, event.width, event.height);
+    }
+}
+
+void Container::repositionItems() {
+    if (size() == 0 || m_update_lock)
+        return;
+
+    //!! TODO vertical position
+
+    const int max_width_per_client = maxWidthPerClient();
+
+    ItemList::iterator it = m_item_list.begin();
+    const ItemList::iterator it_end = m_item_list.end();
+    int borderW = m_item_list.front()->borderWidth();
+
+    int rounding_error = width() - ((maxWidthPerClient() + borderW)* m_item_list.size() - borderW);
+
+    int next_x = -borderW; // zero so the border of the first shows
+    int extra = 0;
+    int direction = 1;
+    if (alignment() == RIGHT) {
+        direction = -1;
+        next_x = width() - max_width_per_client + borderW;
+    }
+
+    for (; it != it_end; ++it, next_x += direction*(max_width_per_client + borderW + extra)) {
+        // we only need to do error stuff with alignment RELATIVE
+        if (rounding_error != 0 && alignment() == RELATIVE) {
+            --rounding_error;
+            extra = 1;
+        } else {
+            extra = 0;
+        }
+        // resize each clients including border in size
+        (*it)->moveResize(next_x,
+                          -borderW,
+                          max_width_per_client + extra,
+                          height());
+        (*it)->clear();
+        (*it)->updateTransparent();
+    }
+
+}
+
+
+unsigned int Container::maxWidthPerClient() const {
+    switch (alignment()) {
+    case RIGHT:
+    case LEFT:
+        return m_max_size_per_client;
+        break;
+    case RELATIVE:
+        int count = size();
+        if (count == 0)
+            return width();
+        else {
+            int borderW = m_item_list.front()->borderWidth();
+            // there're count-1 borders to fit in with the windows
+            // -> 1 per window plus end
+            return (width() - (count - 1) * borderW) / count;
+        }
+        break;
+    }
+
+    // this will never happen anyway
+    return 1;
+}