src/Dialogs/Weather/NOAAList.cpp

   1 /*
   2 Copyright_License {
   3
   4   XCSoar Glide Computer - http://www.xcsoar.org/
   5   Copyright (C) 2000-2013 The XCSoar Project
   6   A detailed list of copyright holders can be found in the file "AUTHORS".
   7
   8   This program is free software; you can redistribute it and/or
   9   modify it under the terms of the GNU General Public License
  10   as published by the Free Software Foundation; either version 2
  11   of the License, or (at your option) any later version.
  12
  13   This program is distributed in the hope that it will be useful,
  14   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16   GNU General Public License for more details.
  17
  18   You should have received a copy of the GNU General Public License
  19   along with this program; if not, write to the Free Software
  20   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  21 }
  22 */
  23
  24 #include "Dialogs/Weather.hpp"
  25 #include "Dialogs/Message.hpp"
  26 #include "Dialogs/JobDialog.hpp"
  27 #include "Language/Language.hpp"
  28 #include "Weather/Features.hpp"
  29
  30 #ifdef HAVE_NOAA
  31
  32 #include "UIGlobals.hpp"
  33 #include "Look/DialogLook.hpp"
  34 #include "Dialogs/WidgetDialog.hpp"
  35 #include "Dialogs/TextEntry.hpp"
  36 #include "Form/Form.hpp"
  37 #include "Form/Button.hpp"
  38 #include "Widget/ListWidget.hpp"
  39 #include "Weather/NOAAGlue.hpp"
  40 #include "Weather/NOAAStore.hpp"
  41 #include "Weather/NOAAUpdater.hpp"
  42 #include "Weather/METAR.hpp"
  43 #include "Util/TrivialArray.hpp"
  44 #include "Compiler.h"
  45 #include "Renderer/NOAAListRenderer.hpp"
  46
  47 struct NOAAListItem
  48 {
  49   StaticString<5> code;
  50   NOAAStore::iterator iterator;
  51
  52   bool operator<(const NOAAListItem &i2) const {
  53     return _tcscmp(code, i2.code) == -1;
  54   }
  55 };
  56
  57 class NOAAListWidget final
  58   : public ListWidget, private ActionListener {
  59   enum Buttons {
  60     DETAILS,
  61     ADD,
  62     UPDATE,
  63     REMOVE,
  64   };
  65
  66   WndButton *details_button, *add_button, *update_button, *remove_button;
  67
  68   TrivialArray<NOAAListItem, 20> stations;
  69
  70 public:
  71   void CreateButtons(WidgetDialog &dialog);
  72
  73 private:
  74   void UpdateList();
  75
  76   void OpenDetails(unsigned index);
  77   void DetailsClicked();
  78   void AddClicked();
  79   void UpdateClicked();
  80   void RemoveClicked();
  81
  82 public:
  83   /* virtual methods from class Widget */
  84   virtual void Prepare(ContainerWindow &parent,
  85                        const PixelRect &rc) override;
  86   virtual void Unprepare() override;
  87
  88 protected:
  89   /* virtual methods from ListItemRenderer */
  90   virtual void OnPaintItem(Canvas &canvas, const PixelRect rc,
  91                            unsigned idx) override;
  92
  93   /* virtual methods from ListCursorHandler */
  94   virtual bool CanActivateItem(unsigned index) const override {
  95     return true;
  96   }
  97
  98   virtual void OnActivateItem(unsigned index) override;
  99
 100 private:
 101   /* virtual methods from class ActionListener */
 102   virtual void OnAction(int id) override;
 103 };
 104
 105 void
 106 NOAAListWidget::CreateButtons(WidgetDialog &dialog)
 107 {
 108   details_button = dialog.AddButton(_("Details"), *this, DETAILS);
 109   add_button = dialog.AddButton(_("Add"), *this, ADD);
 110   update_button = dialog.AddButton(_("Update"), *this, UPDATE);
 111   remove_button = dialog.AddButton(_("Remove"), *this, REMOVE);
 112 }
 113
 114 void
 115 NOAAListWidget::Prepare(ContainerWindow &parent, const PixelRect &rc)
 116 {
 117   const DialogLook &look = UIGlobals::GetDialogLook();
 118   CreateList(parent, look, rc, NOAAListRenderer::GetHeight(look));
 119   UpdateList();
 120 }
 121
 122 void
 123 NOAAListWidget::Unprepare()
 124 {
 125   DeleteWindow();
 126 }
 127
 128 void
 129 NOAAListWidget::UpdateList()
 130 {
 131   stations.clear();
 132
 133   for (auto i = noaa_store->begin(), end = noaa_store->end(); i != end; ++i) {
 134     NOAAListItem item;
 135     item.code = i->GetCodeT();
 136     item.iterator = i;
 137     stations.push_back(item);
 138   }
 139
 140   std::sort(stations.begin(), stations.end());
 141
 142   ListControl &list = GetList();
 143   list.SetLength(stations.size());
 144   list.Invalidate();
 145
 146   const bool empty = stations.empty(), full = stations.full();
 147   add_button->SetEnabled(!full);
 148   update_button->SetEnabled(!empty);
 149   remove_button->SetEnabled(!empty);
 150   details_button->SetEnabled(!empty);
 151 }
 152
 153 void
 154 NOAAListWidget::OnPaintItem(Canvas &canvas, const PixelRect rc, unsigned index)
 155 {
 156   assert(index < stations.size());
 157
 158   NOAAListRenderer::Draw(canvas, rc, *stations[index].iterator,
 159                          UIGlobals::GetDialogLook());
 160 }
 161
 162 inline void
 163 NOAAListWidget::AddClicked()
 164 {
 165   TCHAR code[5] = _T("");
 166   if (!dlgTextEntryShowModal(code, 5, _("Airport ICAO code")))
 167     return;
 168
 169   if (_tcslen(code) != 4) {
 170     ShowMessageBox(_("Please enter the FOUR letter code of the desired station."),
 171                 _("Error"), MB_OK);
 172     return;
 173   }
 174
 175   if (!NOAAStore::IsValidCode(code)) {
 176     ShowMessageBox(_("Please don't use special characters in the four letter code of the desired station."),
 177                   _("Error"), MB_OK);
 178     return;
 179   }
 180
 181   NOAAStore::iterator i = noaa_store->AddStation(code);
 182   noaa_store->SaveToProfile();
 183
 184   DialogJobRunner runner(UIGlobals::GetMainWindow(),
 185                          UIGlobals::GetDialogLook(),
 186                          _("Download"), true);
 187
 188   NOAAUpdater::Update(*i, runner);
 189
 190   UpdateList();
 191 }
 192
 193 inline void
 194 NOAAListWidget::UpdateClicked()
 195 {
 196   DialogJobRunner runner(UIGlobals::GetMainWindow(),
 197                          UIGlobals::GetDialogLook(),
 198                          _("Download"), true);
 199   NOAAUpdater::Update(*noaa_store, runner);
 200   UpdateList();
 201 }
 202
 203 inline void
 204 NOAAListWidget::RemoveClicked()
 205 {
 206   unsigned index = GetList().GetCursorIndex();
 207   assert(index < stations.size());
 208
 209   StaticString<256> tmp;
 210   tmp.Format(_("Do you want to remove station %s?"),
 211              stations[index].code.c_str());
 212
 213   if (ShowMessageBox(tmp, _("Remove"), MB_YESNO) == IDNO)
 214     return;
 215
 216   noaa_store->erase(stations[index].iterator);
 217   noaa_store->SaveToProfile();
 218
 219   UpdateList();
 220 }
 221
 222 void
 223 NOAAListWidget::OpenDetails(unsigned index)
 224 {
 225   assert(index < stations.size());
 226   dlgNOAADetailsShowModal(UIGlobals::GetMainWindow(),
 227                           stations[index].iterator);
 228   UpdateList();
 229 }
 230
 231 inline void
 232 NOAAListWidget::DetailsClicked()
 233 {
 234   if (!stations.empty())
 235     OpenDetails(GetList().GetCursorIndex());
 236 }
 237
 238 void
 239 NOAAListWidget::OnActivateItem(unsigned index)
 240 {
 241   OpenDetails(index);
 242 }
 243
 244 void
 245 NOAAListWidget::OnAction(int id)
 246 {
 247   switch ((Buttons)id) {
 248   case DETAILS:
 249     DetailsClicked();
 250     break;
 251
 252   case ADD:
 253     AddClicked();
 254     break;
 255
 256   case UPDATE:
 257     UpdateClicked();
 258     break;
 259
 260   case REMOVE:
 261     RemoveClicked();
 262     break;
 263   }
 264 }
 265
 266 void
 267 dlgNOAAListShowModal()
 268 {
 269   NOAAListWidget widget;
 270   WidgetDialog dialog(UIGlobals::GetDialogLook());
 271   dialog.CreateFull(UIGlobals::GetMainWindow(), _("METAR and TAF"), &widget);
 272   dialog.AddButton(_("Close"), mrOK);
 273   widget.CreateButtons(dialog);
 274
 275   dialog.ShowModal();
 276   dialog.StealWidget();
 277 }
 278
 279 #else
 280 void
 281 dlgNOAAListShowModal()
 282 {
 283   ShowMessageBox(_("This function is not available on your platform yet."),
 284               _("Error"), MB_OK);
 285 }
 286 #endif