diff options
author | theuni <theuni-nospam-@xbmc.org> | 2011-01-24 16:05:21 -0500 |
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committer | theuni <theuni-nospam-@xbmc.org> | 2011-01-24 16:05:21 -0500 |
commit | c51b1189e3d5353e842991f5859ddcea0f73e426 (patch) | |
tree | ef2cb8a6184699aa614f3655dca4ce661cdc108e /guilib/GUIFixedListContainer.cpp | |
parent | be61ebdc9e897fe40c6f371111724de79ddee8d5 (diff) |
Merged cptspiff's code-reshuffle branch.
Squashed commit due to build breakage during code-reshuffle history.
Conflicts:
xbmc/Util.cpp
xbmc/cdrip/CDDARipper.cpp
xbmc/filesystem/Directory.cpp
xbmc/filesystem/File.cpp
Diffstat (limited to 'guilib/GUIFixedListContainer.cpp')
-rw-r--r-- | guilib/GUIFixedListContainer.cpp | 316 |
1 files changed, 0 insertions, 316 deletions
diff --git a/guilib/GUIFixedListContainer.cpp b/guilib/GUIFixedListContainer.cpp deleted file mode 100644 index 6e1453a9b5..0000000000 --- a/guilib/GUIFixedListContainer.cpp +++ /dev/null @@ -1,316 +0,0 @@ -/* - * Copyright (C) 2005-2008 Team XBMC - * http://www.xbmc.org - * - * 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, 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 XBMC; see the file COPYING. If not, write to - * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. - * http://www.gnu.org/copyleft/gpl.html - * - */ - -#include "GUIFixedListContainer.h" -#include "GUIListItem.h" -#include "utils/GUIInfoManager.h" -#include "Key.h" - -CGUIFixedListContainer::CGUIFixedListContainer(int parentID, int controlID, float posX, float posY, float width, float height, ORIENTATION orientation, int scrollTime, int preloadItems, int fixedPosition, int cursorRange) - : CGUIBaseContainer(parentID, controlID, posX, posY, width, height, orientation, scrollTime, preloadItems) -{ - ControlType = GUICONTAINER_FIXEDLIST; - m_type = VIEW_TYPE_LIST; - m_fixedCursor = fixedPosition; - m_cursorRange = std::max(0, cursorRange); - m_cursor = m_fixedCursor; -} - -CGUIFixedListContainer::~CGUIFixedListContainer(void) -{ -} - -bool CGUIFixedListContainer::OnAction(const CAction &action) -{ - switch (action.GetID()) - { - case ACTION_PAGE_UP: - { - Scroll(-m_itemsPerPage); - return true; - } - break; - case ACTION_PAGE_DOWN: - { - Scroll(m_itemsPerPage); - return true; - } - break; - // smooth scrolling (for analog controls) - case ACTION_SCROLL_UP: - { - m_analogScrollCount += action.GetAmount() * action.GetAmount(); - bool handled = false; - while (m_analogScrollCount > 0.4) - { - handled = true; - m_analogScrollCount -= 0.4f; - Scroll(-1); - } - return handled; - } - break; - case ACTION_SCROLL_DOWN: - { - m_analogScrollCount += action.GetAmount() * action.GetAmount(); - bool handled = false; - while (m_analogScrollCount > 0.4) - { - handled = true; - m_analogScrollCount -= 0.4f; - Scroll(1); - } - return handled; - } - break; - } - return CGUIBaseContainer::OnAction(action); -} - -bool CGUIFixedListContainer::OnMessage(CGUIMessage& message) -{ - if (message.GetControlId() == GetID() ) - { - if (message.GetMessage() == GUI_MSG_ITEM_SELECT) - { - SelectItem(message.GetParam1()); - return true; - } - } - return CGUIBaseContainer::OnMessage(message); -} - -bool CGUIFixedListContainer::MoveUp(bool wrapAround) -{ - int item = GetSelectedItem(); - if (item > 0) - SelectItem(item - 1); - else if (wrapAround) - { - SelectItem((int)m_items.size() - 1); - SetContainerMoving(-1); - } - else - return false; - return true; -} - -bool CGUIFixedListContainer::MoveDown(bool wrapAround) -{ - int item = GetSelectedItem(); - if (item < (int)m_items.size() - 1) - SelectItem(item + 1); - else if (wrapAround) - { // move first item in list - SelectItem(0); - SetContainerMoving(1); - } - else - return false; - return true; -} - -// scrolls the said amount -void CGUIFixedListContainer::Scroll(int amount) -{ - // increase or decrease the offset - int item = m_offset + m_cursor + amount; - // check for our end points - if (item >= (int)m_items.size() - 1) - item = (int)m_items.size() - 1; - if (item < 0) - item = 0; - SelectItem(item); -} - -void CGUIFixedListContainer::ValidateOffset() -{ - if (!m_layout) return; - // ensure our fixed cursor position is valid - if (m_fixedCursor >= m_itemsPerPage) - m_fixedCursor = m_itemsPerPage - 1; - if (m_fixedCursor < 0) - m_fixedCursor = 0; - // compute our minimum and maximum cursor positions - int minCursor, maxCursor; - GetCursorRange(minCursor, maxCursor); - // assure our cursor is between these limits - m_cursor = std::max(m_cursor, minCursor); - m_cursor = std::min(m_cursor, maxCursor); - // and finally ensure our offset is valid - if (m_offset + maxCursor >= (int)m_items.size() || m_scrollOffset > ((int)m_items.size() - maxCursor - 1) * m_layout->Size(m_orientation)) - { - m_offset = m_items.size() - maxCursor - 1; - m_scrollOffset = m_offset * m_layout->Size(m_orientation); - } - if (m_offset < -minCursor || m_scrollOffset < -minCursor * m_layout->Size(m_orientation)) - { - m_offset = -minCursor; - m_scrollOffset = m_offset * m_layout->Size(m_orientation); - } -} - -int CGUIFixedListContainer::GetCursorFromPoint(const CPoint &point, CPoint *itemPoint) const -{ - if (!m_focusedLayout || !m_layout) - return -1; - int minCursor, maxCursor; - GetCursorRange(minCursor, maxCursor); - // see if the point is either side of our focus range - float start = (minCursor + 0.2f) * m_layout->Size(m_orientation); - float end = (maxCursor - 0.2f) * m_layout->Size(m_orientation) + m_focusedLayout->Size(m_orientation); - float pos = (m_orientation == VERTICAL) ? point.y : point.x; - if (pos >= start && pos <= end) - { // select the appropriate item - pos -= minCursor * m_layout->Size(m_orientation); - for (int row = minCursor; row <= maxCursor; row++) - { - const CGUIListItemLayout *layout = (row == m_cursor) ? m_focusedLayout : m_layout; - if (pos < layout->Size(m_orientation)) - { - if (!InsideLayout(layout, point)) - return -1; - return row; - } - pos -= layout->Size(m_orientation); - } - } - return -1; -} - -bool CGUIFixedListContainer::SelectItemFromPoint(const CPoint &point) -{ - if (!m_focusedLayout || !m_layout) - return false; - - const float mouse_scroll_speed = 0.25f; - const float mouse_max_amount = 1.5f; - float sizeOfItem = m_layout->Size(m_orientation); - int minCursor, maxCursor; - GetCursorRange(minCursor, maxCursor); - // see if the point is either side of our focus range - float start = (minCursor + 0.2f) * sizeOfItem; - float end = (maxCursor - 0.2f) * sizeOfItem + m_focusedLayout->Size(m_orientation); - float pos = (m_orientation == VERTICAL) ? point.y : point.x; - if (pos < start && m_offset > -minCursor) - { // scroll backward - if (!InsideLayout(m_layout, point)) - return false; - float amount = std::min((start - pos) / sizeOfItem, mouse_max_amount); - m_analogScrollCount += amount * amount * mouse_scroll_speed; - if (m_analogScrollCount > 1) - { - ScrollToOffset(m_offset - 1); - m_analogScrollCount = 0; - } - return true; - } - else if (pos > end && m_offset + maxCursor < (int)m_items.size() - 1) - { - if (!InsideLayout(m_layout, point)) - return false; - // scroll forward - float amount = std::min((pos - end) / sizeOfItem, mouse_max_amount); - m_analogScrollCount += amount * amount * mouse_scroll_speed; - if (m_analogScrollCount > 1) - { - ScrollToOffset(m_offset + 1); - m_analogScrollCount = 0; - } - return true; - } - else - { // select the appropriate item - int cursor = GetCursorFromPoint(point); - if (cursor < 0) - return false; - // calling SelectItem() here will focus the item and scroll, which isn't really what we're after - m_cursor = cursor; - return true; - } - return InsideLayout(m_focusedLayout, point); -} - -void CGUIFixedListContainer::SelectItem(int item) -{ - // Check that m_offset is valid - ValidateOffset(); - // only select an item if it's in a valid range - if (item >= 0 && item < (int)m_items.size()) - { - // Select the item requested - we first set the cursor position - // which may be different at either end of the list, then the offset - int minCursor, maxCursor; - GetCursorRange(minCursor, maxCursor); - - int cursor; - if ((int)m_items.size() - 1 - item <= maxCursor - m_fixedCursor) - cursor = std::max(m_fixedCursor, maxCursor + item - (int)m_items.size() + 1); - else if (item <= m_fixedCursor - minCursor) - cursor = std::min(m_fixedCursor, minCursor + item); - else - cursor = m_fixedCursor; - if (cursor != m_cursor) - SetContainerMoving(cursor - m_cursor); - m_cursor = cursor; - ScrollToOffset(item - m_cursor); - } -} - -bool CGUIFixedListContainer::HasPreviousPage() const -{ - return (m_offset > 0); -} - -bool CGUIFixedListContainer::HasNextPage() const -{ - return (m_offset != (int)m_items.size() - m_itemsPerPage && (int)m_items.size() >= m_itemsPerPage); -} - -int CGUIFixedListContainer::GetCurrentPage() const -{ - int offset = CorrectOffset(m_offset, m_cursor); - if (offset + m_itemsPerPage - m_cursor >= (int)GetRows()) // last page - return (GetRows() + m_itemsPerPage - 1) / m_itemsPerPage; - return offset / m_itemsPerPage + 1; -} - -void CGUIFixedListContainer::GetCursorRange(int &minCursor, int &maxCursor) const -{ - minCursor = std::max(m_fixedCursor - m_cursorRange, 0); - maxCursor = std::min(m_fixedCursor + m_cursorRange, m_itemsPerPage); - - if (!m_items.size()) - { - minCursor = m_fixedCursor; - maxCursor = m_fixedCursor; - return; - } - - while (maxCursor - minCursor > (int)m_items.size() - 1) - { - if (maxCursor - m_fixedCursor > m_fixedCursor - minCursor) - maxCursor--; - else - minCursor++; - } -} - |