juce/source/src/gui/components/special/juce_PreferencesPanel.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 "../../../core/juce_StandardHeader.h"
  27
  28 BEGIN_JUCE_NAMESPACE
  29
  30 #include "juce_PreferencesPanel.h"
  31 #include "../windows/juce_DialogWindow.h"
  32 #include "../../graphics/imaging/juce_ImageCache.h"
  33 #include "../../graphics/drawables/juce_DrawableImage.h"
  34
  35
  36 //==============================================================================
  37 PreferencesPanel::PreferencesPanel()
  38     : buttonSize (70)
  39 {
  40 }
  41
  42 PreferencesPanel::~PreferencesPanel()
  43 {
  44 }
  45
  46 int PreferencesPanel::getButtonSize() const noexcept
  47 {
  48     return buttonSize;
  49 }
  50
  51 void PreferencesPanel::setButtonSize (int newSize)
  52 {
  53     buttonSize = newSize;
  54     resized();
  55 }
  56
  57 //==============================================================================
  58 void PreferencesPanel::addSettingsPage (const String& title,
  59                                         const Drawable* icon,
  60                                         const Drawable* overIcon,
  61                                         const Drawable* downIcon)
  62 {
  63     DrawableButton* const button = new DrawableButton (title, DrawableButton::ImageAboveTextLabel);
  64     buttons.add (button);
  65
  66     button->setImages (icon, overIcon, downIcon);
  67     button->setRadioGroupId (1);
  68     button->addListener (this);
  69     button->setClickingTogglesState (true);
  70     button->setWantsKeyboardFocus (false);
  71     addAndMakeVisible (button);
  72
  73     resized();
  74
  75     if (currentPage == nullptr)
  76         setCurrentPage (title);
  77 }
  78
  79 void PreferencesPanel::addSettingsPage (const String& title, const void* imageData, const int imageDataSize)
  80 {
  81     DrawableImage icon, iconOver, iconDown;
  82     icon.setImage (ImageCache::getFromMemory (imageData, imageDataSize));
  83
  84     iconOver.setImage (ImageCache::getFromMemory (imageData, imageDataSize));
  85     iconOver.setOverlayColour (Colours::black.withAlpha (0.12f));
  86
  87     iconDown.setImage (ImageCache::getFromMemory (imageData, imageDataSize));
  88     iconDown.setOverlayColour (Colours::black.withAlpha (0.25f));
  89
  90     addSettingsPage (title, &icon, &iconOver, &iconDown);
  91 }
  92
  93 //==============================================================================
  94 void PreferencesPanel::showInDialogBox (const String& dialogTitle, int dialogWidth, int dialogHeight, const Colour& backgroundColour)
  95 {
  96     setSize (dialogWidth, dialogHeight);
  97     DialogWindow::showDialog (dialogTitle, this, 0, backgroundColour, false);
  98 }
  99
 100 //==============================================================================
 101 void PreferencesPanel::resized()
 102 {
 103     for (int i = 0; i < buttons.size(); ++i)
 104         buttons.getUnchecked(i)->setBounds (i * buttonSize, 0, buttonSize, buttonSize);
 105
 106     if (currentPage != nullptr)
 107         currentPage->setBounds (getLocalBounds().withTop (buttonSize + 5));
 108 }
 109
 110 void PreferencesPanel::paint (Graphics& g)
 111 {
 112     g.setColour (Colours::grey);
 113     g.fillRect (0, buttonSize + 2, getWidth(), 1);
 114 }
 115
 116 void PreferencesPanel::setCurrentPage (const String& pageName)
 117 {
 118     if (currentPageName != pageName)
 119     {
 120         currentPageName = pageName;
 121
 122         currentPage = nullptr;
 123         currentPage = createComponentForPage (pageName);
 124
 125         if (currentPage != nullptr)
 126         {
 127             addAndMakeVisible (currentPage);
 128             currentPage->toBack();
 129             resized();
 130         }
 131
 132         for (int i = 0; i < buttons.size(); ++i)
 133         {
 134             if (buttons.getUnchecked(i)->getName() == pageName)
 135             {
 136                 buttons.getUnchecked(i)->setToggleState (true, false);
 137                 break;
 138             }
 139         }
 140     }
 141 }
 142
 143 void PreferencesPanel::buttonClicked (Button*)
 144 {
 145     for (int i = 0; i < buttons.size(); ++i)
 146     {
 147         if (buttons.getUnchecked(i)->getToggleState())
 148         {
 149             setCurrentPage (buttons.getUnchecked(i)->getName());
 150             break;
 151         }
 152     }
 153 }
 154
 155 END_JUCE_NAMESPACE