[f17e6dc6] | 1 | // |
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| 2 | // aventreectrl.cc |
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| 3 | // |
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| 4 | // Tree control used for the survey tree. |
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| 5 | // |
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| 6 | // Copyright (C) 2001, Mark R. Shinwell. |
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[4e98397] | 7 | // Copyright (C) 2001-2003,2005,2006 Olly Betts |
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[887c26e] | 8 | // Copyright (C) 2005 Martin Green |
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[f17e6dc6] | 9 | // |
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| 10 | // This program is free software; you can redistribute it and/or modify |
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| 11 | // it under the terms of the GNU General Public License as published by |
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| 12 | // the Free Software Foundation; either version 2 of the License, or |
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| 13 | // (at your option) any later version. |
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| 14 | // |
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| 15 | // This program is distributed in the hope that it will be useful, |
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| 16 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 17 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 18 | // GNU General Public License for more details. |
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| 19 | // |
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| 20 | // You should have received a copy of the GNU General Public License |
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| 21 | // along with this program; if not, write to the Free Software |
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[ecbc6c18] | 22 | // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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[f17e6dc6] | 23 | // |
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| 24 | |
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[cbfa50d] | 25 | #ifdef HAVE_CONFIG_H |
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| 26 | #include <config.h> |
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| 27 | #endif |
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| 28 | |
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[f17e6dc6] | 29 | #include "aventreectrl.h" |
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| 30 | #include "mainfrm.h" |
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| 31 | |
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| 32 | BEGIN_EVENT_TABLE(AvenTreeCtrl, wxTreeCtrl) |
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| 33 | EVT_MOTION(AvenTreeCtrl::OnMouseMove) |
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[887c26e] | 34 | EVT_LEAVE_WINDOW(AvenTreeCtrl::OnLeaveWindow) |
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[f17e6dc6] | 35 | EVT_TREE_SEL_CHANGED(-1, AvenTreeCtrl::OnSelChanged) |
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[44ed489] | 36 | EVT_TREE_ITEM_ACTIVATED(-1, AvenTreeCtrl::OnItemActivated) |
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[5901b62] | 37 | EVT_CHAR(AvenTreeCtrl::OnKeyPress) |
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[f17e6dc6] | 38 | END_EVENT_TABLE() |
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| 39 | |
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| 40 | AvenTreeCtrl::AvenTreeCtrl(MainFrm* parent, wxWindow* window_parent) : |
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[84f1ed1] | 41 | wxTreeCtrl(window_parent, -1), |
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[b623b3e] | 42 | m_Parent(parent), |
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[b4fe9fb] | 43 | m_Enabled(false), |
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[3eddcaf4] | 44 | m_LastItem(), |
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[efb30c4] | 45 | m_BackgroundColour(), |
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[b4fe9fb] | 46 | m_SelValid(false) |
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[f17e6dc6] | 47 | { |
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| 48 | } |
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| 49 | |
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[97dd0d2] | 50 | #define TREE_MASK (wxTREE_HITTEST_ONITEMLABEL | wxTREE_HITTEST_ONITEMRIGHT) |
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| 51 | |
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[f17e6dc6] | 52 | void AvenTreeCtrl::OnMouseMove(wxMouseEvent& event) |
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| 53 | { |
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| 54 | if (m_Enabled) { |
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[421b7d2] | 55 | int flags; |
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| 56 | wxTreeItemId pos = HitTest(event.GetPosition(), flags); |
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[887c26e] | 57 | if (!(flags & TREE_MASK)) { |
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| 58 | pos = wxTreeItemId(); |
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| 59 | } |
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[570d62c3] | 60 | if (pos == m_LastItem) return; |
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| 61 | if (pos.IsOk()) { |
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| 62 | m_Parent->DisplayTreeInfo(GetItemData(pos)); |
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| 63 | } else { |
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| 64 | m_Parent->DisplayTreeInfo(NULL); |
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[f17e6dc6] | 65 | } |
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| 66 | } |
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| 67 | } |
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| 68 | |
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[570d62c3] | 69 | void AvenTreeCtrl::SetHere(wxTreeItemId pos) |
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| 70 | { |
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| 71 | if (pos == m_LastItem) return; |
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| 72 | |
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| 73 | if (m_LastItem.IsOk()) { |
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| 74 | SetItemBackgroundColour(m_LastItem, m_BackgroundColour); |
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| 75 | } |
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| 76 | if (pos.IsOk()) { |
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| 77 | m_BackgroundColour = GetItemBackgroundColour(pos); |
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| 78 | SetItemBackgroundColour(pos, wxColour(180, 180, 180)); |
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| 79 | } |
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| 80 | m_LastItem = pos; |
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| 81 | } |
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| 82 | |
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[887c26e] | 83 | void AvenTreeCtrl::OnLeaveWindow(wxMouseEvent&) |
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| 84 | { |
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| 85 | if (m_LastItem.IsOk()) { |
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| 86 | SetItemBackgroundColour(m_LastItem, m_BackgroundColour); |
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| 87 | m_LastItem = wxTreeItemId(); |
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| 88 | } |
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| 89 | m_Parent->DisplayTreeInfo(NULL); |
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| 90 | } |
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| 91 | |
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[f17e6dc6] | 92 | void AvenTreeCtrl::SetEnabled(bool enabled) |
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| 93 | { |
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| 94 | m_Enabled = enabled; |
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| 95 | } |
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| 96 | |
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[44ed489] | 97 | void AvenTreeCtrl::OnSelChanged(wxTreeEvent& e) |
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[f17e6dc6] | 98 | { |
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| 99 | if (m_Enabled) { |
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[44ed489] | 100 | m_Parent->TreeItemSelected(GetItemData(e.GetItem()), false); |
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[f17e6dc6] | 101 | } |
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[b623b3e] | 102 | |
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| 103 | m_SelValid = true; |
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[f17e6dc6] | 104 | } |
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| 105 | |
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[44ed489] | 106 | void AvenTreeCtrl::OnItemActivated(wxTreeEvent& e) |
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| 107 | { |
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| 108 | if (m_Enabled) { |
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| 109 | m_Parent->TreeItemSelected(GetItemData(e.GetItem()), true); |
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[b23bcf0] | 110 | // Need to skip to allow double-clicking to work on wxMSW >= 2.8.11. |
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| 111 | e.Skip(); |
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[44ed489] | 112 | } |
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| 113 | } |
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| 114 | |
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[570d62c3] | 115 | bool AvenTreeCtrl::GetSelectionData(wxTreeItemData** data) const |
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[f17e6dc6] | 116 | { |
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| 117 | assert(m_Enabled); |
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[26fac5a] | 118 | assert(data); |
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[b623b3e] | 119 | |
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| 120 | if (!m_SelValid) { |
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[421b7d2] | 121 | return false; |
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[b623b3e] | 122 | } |
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[421b7d2] | 123 | |
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[f17e6dc6] | 124 | wxTreeItemId id = GetSelection(); |
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| 125 | if (id.IsOk()) { |
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[421b7d2] | 126 | *data = GetItemData(id); |
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[f17e6dc6] | 127 | } |
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| 128 | |
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[2d9ed8ad] | 129 | return id.IsOk() && *data; |
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[f17e6dc6] | 130 | } |
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[b623b3e] | 131 | |
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| 132 | void AvenTreeCtrl::UnselectAll() |
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| 133 | { |
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| 134 | m_SelValid = false; |
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| 135 | wxTreeCtrl::UnselectAll(); |
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| 136 | } |
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| 137 | |
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[30987bd] | 138 | void AvenTreeCtrl::DeleteAllItems() |
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| 139 | { |
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[887c26e] | 140 | m_Enabled = false; |
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[3eddcaf4] | 141 | m_LastItem = wxTreeItemId(); |
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[30987bd] | 142 | m_SelValid = false; |
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[096e56c] | 143 | wxTreeCtrl::DeleteAllItems(); |
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[30987bd] | 144 | } |
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| 145 | |
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[5901b62] | 146 | void AvenTreeCtrl::OnKeyPress(wxKeyEvent &e) |
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| 147 | { |
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[a6e8d45] | 148 | switch (e.GetKeyCode()) { |
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[26fac5a] | 149 | case WXK_ESCAPE: |
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| 150 | m_Parent->ClearTreeSelection(); |
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| 151 | break; |
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| 152 | case WXK_RETURN: { |
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| 153 | wxTreeItemId id = GetSelection(); |
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| 154 | if (id.IsOk()) { |
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| 155 | if (ItemHasChildren(id)) { |
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| 156 | // If on a branch, expand/contract it. |
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| 157 | if (IsExpanded(id)) { |
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| 158 | Collapse(id); |
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| 159 | } else { |
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| 160 | Expand(id); |
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| 161 | } |
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| 162 | } else { |
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| 163 | // FIXME if on a station, show information on that station |
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| 164 | // or something? |
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| 165 | } |
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| 166 | } |
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| 167 | break; |
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| 168 | } |
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| 169 | case WXK_LEFT: case WXK_RIGHT: case WXK_UP: case WXK_DOWN: |
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| 170 | case WXK_HOME: case WXK_END: case WXK_PAGEUP: case WXK_PAGEDOWN: |
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[4e98397] | 171 | // On wx 2.6 and earlier, PRIOR/NEXT seem to actually be |
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[880b954] | 172 | // PAGEUP/PAGEDOWN (on wxGTK at least). In wx 2.7 and later |
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[4e98397] | 173 | // they're just compatibility aliases, so either they have the |
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| 174 | // same value or aren't defined - either way the code won't |
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| 175 | // compile. |
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| 176 | #if !wxCHECK_VERSION(2,7,0) |
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[26fac5a] | 177 | case WXK_PRIOR: case WXK_NEXT: |
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[4e98397] | 178 | #endif |
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[26fac5a] | 179 | e.Skip(); |
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| 180 | break; |
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| 181 | default: |
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| 182 | // Pass key event to MainFrm which will pass to GfxCore which will |
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| 183 | // pass to GUIControl. |
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| 184 | m_Parent->OnKeyPress(e); |
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| 185 | break; |
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[5901b62] | 186 | } |
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| 187 | } |
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