juce/source/extras/the jucer/src/ui/jucer_ResourceEditorPanel.cpp

   1 /*
   2   ==============================================================================
   3
   4    This file is part of the JUCE library - "Jules' Utility Class Extensions"
   5    Copyright 2004-11 by Raw Material Software Ltd.
   6
   7   ------------------------------------------------------------------------------
   8
   9    JUCE can be redistributed and/or modified under the terms of the GNU General
  10    Public License (Version 2), as published by the Free Software Foundation.
  11    A copy of the license is included in the JUCE distribution, or can be found
  12    online at www.gnu.org/licenses.
  13
  14    JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
  15    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  16    A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  17
  18   ------------------------------------------------------------------------------
  19
  20    To release a closed-source product which uses JUCE, commercial licenses are
  21    available: visit www.rawmaterialsoftware.com/juce for more information.
  22
  23   ==============================================================================
  24 */
  25
  26 #include "../jucer_Headers.h"
  27 #include "jucer_ResourceEditorPanel.h"
  28
  29
  30 //==============================================================================
  31 class ResourceListButton  : public Component,
  32                          private ButtonListener
  33 {
  34 public:
  35     ResourceListButton (JucerDocument& document_)
  36         : document (document_)
  37     {
  38         setInterceptsMouseClicks (false, true);
  39         addAndMakeVisible (reloadButton = new TextButton ("Reload"));
  40         reloadButton->addListener (this);
  41     }
  42
  43     ~ResourceListButton()
  44     {
  45         deleteAllChildren();
  46     }
  47
  48     void update (int newRow, bool isSelected_)
  49     {
  50         row = newRow;
  51
  52         const BinaryResources::BinaryResource* const r = document.getResources() [row];
  53         reloadButton->setVisible (r != 0);
  54     }
  55
  56     void resized()
  57     {
  58         reloadButton->setBoundsInset (BorderSize<int> (2));
  59     }
  60
  61     void buttonClicked (Button*)
  62     {
  63         const BinaryResources::BinaryResource* const r = document.getResources() [row];
  64
  65         if (r != 0)
  66         {
  67             document.getResources()
  68                 .browseForResource ("Select a file to replace this resource",
  69                                     "*",
  70                                     File (r->originalFilename),
  71                                     r->name);
  72         }
  73     }
  74
  75 private:
  76     JucerDocument& document;
  77     int row;
  78
  79     TextButton* reloadButton;
  80 };
  81
  82
  83 //==============================================================================
  84 ResourceEditorPanel::ResourceEditorPanel (JucerDocument& document_)
  85     : document (document_)
  86 {
  87     addAndMakeVisible (addButton = new TextButton ("Add new resource..."));
  88     addButton->addListener (this);
  89
  90     addAndMakeVisible (reloadAllButton = new TextButton ("Reload all resources"));
  91     reloadAllButton->addListener (this);
  92
  93     addAndMakeVisible (delButton = new TextButton ("Delete selected resources"));
  94     delButton->addListener (this);
  95     delButton->setEnabled (false);
  96
  97     addAndMakeVisible (listBox = new TableListBox (String::empty, this));
  98     listBox->getHeader().addColumn ("name", 1, 150, 80, 400);
  99     listBox->getHeader().addColumn ("original file", 2, 350, 80, 800);
 100     listBox->getHeader().addColumn ("size", 3, 100, 40, 150);
 101     listBox->getHeader().addColumn ("reload", 4, 100, 100, 100, TableHeaderComponent::notResizableOrSortable);
 102     listBox->getHeader().setStretchToFitActive (true);
 103
 104     listBox->setColour (ListBox::outlineColourId, Colours::darkgrey);
 105     listBox->setOutlineThickness (1);
 106     listBox->updateContent();
 107
 108     document.addChangeListener (this);
 109     handleCommandMessage (1);
 110 }
 111
 112 ResourceEditorPanel::~ResourceEditorPanel()
 113 {
 114     document.removeChangeListener (this);
 115     deleteAllChildren();
 116 }
 117
 118 int ResourceEditorPanel::getNumRows()
 119 {
 120     return document.getResources().size();
 121 }
 122
 123 void ResourceEditorPanel::paintRowBackground (Graphics& g, int rowNumber, int width, int height, bool rowIsSelected)
 124 {
 125     if (rowIsSelected)
 126         g.fillAll (findColour (TextEditor::highlightColourId));
 127 }
 128
 129 void ResourceEditorPanel::paintCell (Graphics& g, int rowNumber, int columnId, int width, int height, bool rowIsSelected)
 130 {
 131     const BinaryResources::BinaryResource* const r = document.getResources() [rowNumber];
 132
 133     if (r != 0)
 134     {
 135         String text;
 136
 137         if (columnId == 1)
 138             text = r->name;
 139         else if (columnId == 2)
 140             text = r->originalFilename;
 141         else if (columnId == 3)
 142             text = File::descriptionOfSizeInBytes (r->data.getSize());
 143
 144         g.setFont (13.0f);
 145         g.drawText (text, 4, 0, width - 6, height, Justification::centredLeft, true);
 146     }
 147 }
 148
 149 Component* ResourceEditorPanel::refreshComponentForCell (int rowNumber, int columnId, bool isRowSelected, Component* existingComponentToUpdate)
 150 {
 151     if (columnId != 4)
 152         return 0;
 153
 154     if (existingComponentToUpdate == 0)
 155         existingComponentToUpdate = new ResourceListButton (document);
 156
 157     ((ResourceListButton*) existingComponentToUpdate)->update (rowNumber, isRowSelected);
 158
 159     return existingComponentToUpdate;
 160 }
 161
 162 int ResourceEditorPanel::getColumnAutoSizeWidth (int columnId)
 163 {
 164     if (columnId == 4)
 165         return 0;
 166
 167     Font f (13.0f);
 168     int widest = 40;
 169
 170     for (int i = document.getResources().size(); --i >= 0;)
 171     {
 172         const BinaryResources::BinaryResource* const r = document.getResources() [i];
 173         String text;
 174
 175         if (columnId == 1)
 176             text = r->name;
 177         else if (columnId == 2)
 178             text = r->originalFilename;
 179         else if (columnId == 3)
 180             text = File::descriptionOfSizeInBytes (r->data.getSize());
 181
 182         widest = jmax (widest, f.getStringWidth (text));
 183     }
 184
 185     return widest + 10;
 186 }
 187
 188 //==============================================================================
 189 class ResourceSorter
 190 {
 191 public:
 192     ResourceSorter (const int columnId_, const bool forwards)
 193         : columnId (columnId_),
 194           direction (forwards ? 1 : -1)
 195     {
 196     }
 197
 198     int compareElements (BinaryResources::BinaryResource* first, BinaryResources::BinaryResource* second)
 199     {
 200         if (columnId == 1)
 201             return direction * first->name.compare (second->name);
 202         else if (columnId == 2)
 203             return direction * first->originalFilename.compare (second->originalFilename);
 204         else if (columnId == 3)
 205             return direction * (int) first->data.getSize() - (int) second->data.getSize();
 206
 207         return 0;
 208     }
 209
 210 private:
 211     const int columnId, direction;
 212     ResourceSorter (const ResourceSorter&);
 213     ResourceSorter& operator= (const ResourceSorter&);
 214 };
 215
 216 void ResourceEditorPanel::sortOrderChanged (int newSortColumnId, const bool isForwards)
 217 {
 218     ResourceSorter sorter (newSortColumnId, isForwards);
 219     document.getResources().sort (sorter);
 220 }
 221
 222 //==============================================================================
 223 void ResourceEditorPanel::selectedRowsChanged (int lastRowSelected)
 224 {
 225     delButton->setEnabled (listBox->getNumSelectedRows() > 0);
 226 }
 227
 228 void ResourceEditorPanel::resized()
 229 {
 230     listBox->setBounds (6, 4, getWidth() - 12, getHeight() - 38);
 231
 232     addButton->changeWidthToFitText (22);
 233     addButton->setTopLeftPosition (8, getHeight() - 30);
 234
 235     reloadAllButton->changeWidthToFitText (22);
 236     reloadAllButton->setTopLeftPosition (addButton->getRight() + 10, getHeight() - 30);
 237
 238     delButton->changeWidthToFitText (22);
 239     delButton->setTopRightPosition (getWidth() - 8, getHeight() - 30);
 240 }
 241
 242 void ResourceEditorPanel::visibilityChanged()
 243 {
 244     if (isVisible())
 245         listBox->updateContent();
 246 }
 247
 248 void ResourceEditorPanel::changeListenerCallback (ChangeBroadcaster*)
 249 {
 250     if (isVisible())
 251         listBox->updateContent();
 252 }
 253
 254 void ResourceEditorPanel::buttonClicked (Button* b)
 255 {
 256     if (b == addButton)
 257     {
 258         document.getResources()
 259             .browseForResource ("Select a file to add as a resource",
 260                                 "*",
 261                                 File::nonexistent,
 262                                 String::empty);
 263     }
 264     else if (b == delButton)
 265     {
 266         document.getResources().remove (listBox->getSelectedRow (0));
 267     }
 268     else if (b == reloadAllButton)
 269     {
 270         StringArray failed;
 271
 272         for (int i = 0; i < document.getResources().size(); ++i)
 273         {
 274             if (! document.getResources().reload (i))
 275                 failed.add (document.getResources().getResourceNames() [i]);
 276         }
 277
 278         if (failed.size() > 0)
 279         {
 280             AlertWindow::showMessageBox (AlertWindow::WarningIcon,
 281                                          TRANS("Reloading resources"),
 282                                          TRANS("The following resources couldn't be reloaded from their original files:\n\n")
 283                                             + failed.joinIntoString (", "));
 284         }
 285     }
 286 }